CN104013090B - A kind of drum drying method for tobacco scrap prodn and drying device - Google Patents
A kind of drum drying method for tobacco scrap prodn and drying device Download PDFInfo
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- CN104013090B CN104013090B CN201410298649.6A CN201410298649A CN104013090B CN 104013090 B CN104013090 B CN 104013090B CN 201410298649 A CN201410298649 A CN 201410298649A CN 104013090 B CN104013090 B CN 104013090B
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Abstract
The present invention relates to a kind of drum drying method for tobacco scrap prodn and drying device, drum drying method comprises the steps: blower fan pumped air in cylinder；Control device and control the air mass flow of blower fan output according to the flow parameter preset；When default flow parameter is equal to the air mass flow of blower fan output, dog-house put into pipe tobacco.The device that controls of the drum drying method that the present invention provides controls the air mass flow of blower fan output according to the air quantity that tobacco scrap prodn is actually needed, it is to avoid air quantity is big and the air quantity little shortcoming bringing tobacco shreds drying, improves the processing quality of tobacco.
Description
Technical field
The present invention relates to tobacco manufacture field, be specifically related to a kind of roller drying for tobacco scrap prodn
Method and drying device.
Background technology
Tobacco scrap prodn process is the whole process that smoked sheet is processed into cut tobacco, common processing work
Process flow is as follows: loosening and gaining moisture Ordering and casing storage leaf tobacco leaf heats chopping cut tobacco and heats
Humidification cut tobacco roller drying ratio is mixed and is joined tobacco perfuming.
Lowering harm and decreasing coking is as the developing direction of tobacco business, in the urgent need to the production by adjusting cigarette
Technique realizes this target.Roller drying is the critical process in tobacco processing course, mainly
By the pipe tobacco of certain moisture content through cylinder, it is dried to target moisture content.
The roller drier of industry rank and pilot scale rank mostly is two-part heating at present, it is impossible to accurately
Regulation air quantity.During roller drying, air blows pipe tobacco, makes the pipe tobacco of gathering disperse,
And then affect physical quality and the aesthetic quality of product.Air quantity is big, and the pipe tobacco of gathering is scattered to be opened,
Easily occur that pipe tobacco is made broken；Air quantity is little, and the pipe tobacco of gathering does not disperse, and the situation of going mouldy easily occurs.
As can be seen here, during roller drying, being precisely controlled of air quantity adds for tobacco
The formation of work quality plays a very important role.
Summary of the invention
The present invention provides a kind of drum drying method for tobacco scrap prodn and drying device, this cylinder
Drying means solves the technical problem of the air quantity that can not accurately regulate blower fan that prior art exists.
The main inventive purpose of the present invention is can accurately to regulate the air quantity of blower fan.
For achieving the above object, the invention provides techniques below scheme:
A kind of drum drying method for tobacco scrap prodn,
Drum drying method comprises the steps:
Blower fan is pumped air in cylinder；
Control device and control the air mass flow of blower fan output according to the flow parameter preset；
When default flow parameter is equal to the air mass flow of blower fan output, dog-house put into cigarette
Silk.
According to one embodiment of present invention, further, also include:
Measure the air mass flow of blower fan output, and the air mass flow of measurement is fed back to control device.
According to one embodiment of present invention, further, also include:
Filter the air of the air inlet entering blower fan；
The air of the air outlet output of air preheater preheating fan, controls device according to presetting
Air themperature state modulator air preheater add hot-air.
According to one embodiment of present invention, further, also include:
Measure the air themperature after air preheater preheats, and the air themperature that will measure
Feed back to control device.
According to one embodiment of present invention, further, also include:
The steam of steam vaporizer output and the air Hybrid Heating of blower fan output, mixing after heating
Close gas input cylinder；Control device according to the steam flow state modulator steam vaporizer preset
The steam flow of output, and according to default mixed gas flow, the output of humiture state modulator
Mixed gas flow and heating-up temperature.
According to one embodiment of present invention, further, also include:
Measure the steam flow of steam vaporizer output, and the result of measurement is fed back to control dress
Put.
According to one embodiment of present invention, further, also include:
Measure flow and the humiture of mixed gas, and the result of measurement is fed back to control device.
According to one embodiment of present invention, further, also include:
Heating devices heat cylinder, controls device according to the bowl temperature set value calculation heating preset
Device heats.
Present invention also offers techniques below scheme:
A kind of roller drying device for tobacco scrap prodn, including:
Cylinder, the blower fan being used for pumped air in cylinder and control device；Control device according to
The flow parameter preset controls the air mass flow of blower fan output.
According to one embodiment of present invention, further, also include:
For measuring the air-flow measurement device of blower fan delivery air flow, air-flow measurement
Device electrically connects with controlling device, and the air mass flow of measurement is fed back to control device.
According to one embodiment of present invention, further, also include:
Air cleaner and air preheater；Air after air cleaner filters enters
The air inlet of blower fan；The air exported from the air outlet of blower fan preheats through air preheater,
Control device and add hot-air according to the air themperature state modulator air preheater preset.
According to one embodiment of present invention, further, also include:
Dress is measured for measuring the air themperature of the air themperature after air preheater preheats
Put；Air themperature measurement apparatus electrically connects with controlling device, the air themperature of measurement is fed back to
Control device.
According to one embodiment of present invention, further, also include:
Steam vaporizer and mixing chamber；The steam of steam vaporizer output and the air of blower fan output
Mix in mixing chamber, be mixed the mixed gas input cylinder after the heating of room；Control device root
According to the steam flow of default steam flow state modulator steam vaporizer output, and according to presetting
Mixed gas flow, humiture state modulator mixing chamber output mixed gas flow and mixing
Room is heated.
According to one embodiment of present invention, further, also include:
The valve on steam carrying path being arranged between steam vaporizer and mixing chamber.
According to one embodiment of present invention, further, also include:
For measuring the flow measurement of steam device of steam vaporizer output steam flow and for surveying
The vapor (steam) temperature measurement apparatus of amount steam vaporizer output vapor (steam) temperature, flow measurement of steam device
All electrically connect with control device with vapor (steam) temperature measurement apparatus, the result of measurement is fed back to control
Device.
According to one embodiment of present invention, further, for measuring the mixed of mixing chamber output
Close the mixed gas flow measurement apparatus of gas flow and for measuring the gaseous mixture of mixing chamber output
The mixed gas humiture measurement mechanism of body temperature humidity；Mixed gas flow measurement apparatus and mixing
Gas temperature humidity measuring instrument all electrically connects with control device, and the result of measurement is fed back to control
Device.
According to one embodiment of present invention, further, cylinder is provided with heater, control
Device processed is according to the bowl temperature value set value calculation heating devices heat preset.
According to one embodiment of present invention, further, in cylinder and along the axle of cylinder
Line direction arranges multiple cylinder humiture measurement mechanism；Multiple cylinder humiture measurement mechanisms all with
Control device electrical connection, the result of measurement is fed back to control device.
According to one embodiment of present invention, further, heater includes: multiple radial burners
Pipe；Multiple fluorescent tubes are arranged on outside cylinder, and are uniformly arranged along the circumference of cylinder outer wall.
According to one embodiment of present invention, further, axial, at cylinder along cylinder
Multiple thief hatch is set on outer wall.
According to one embodiment of present invention, further, on the inwall of cylinder, along cylinder
Circumference be uniformly arranged multiple flight.
Based on the arbitrary technical scheme in technique scheme, the embodiment of the present invention at least can be produced
Raw following technique effect:
Owing to the drum drying method for tobacco scrap prodn provided by the present invention includes walking as follows
Rapid: blower fan is pumped air in cylinder；Control device and control according to the flow parameter preset described
The air mass flow of blower fan output；When default flow parameter is equal to the air mass flow of blower fan output,
Being put into pipe tobacco by dog-house, the air quantity that control device is actually needed according to tobacco scrap prodn controls wind
The air mass flow of machine output, it is to avoid air quantity is big and the air quantity little shortcoming bringing tobacco shreds drying,
Improve the processing quality of tobacco.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the application
A part, the schematic description and description of the present invention is used for explaining the present invention, not structure
Become inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the process chart of the drum drying method of the present invention；
Fig. 2 is that the control controlling device of drying device of the present invention connects block diagram；
Fig. 3 is the front view of the wind-distributing pipe of drying device of the present invention；
Fig. 4 is the side view of the wind-distributing pipe of drying device of the present invention；
Fig. 5 is the knot of the radiant heating device not having heat-insulation layer to wrap up in drying device of the present invention
Structure schematic diagram；
Fig. 6 is the section view of the radiant heating device having heat-insulation layer to wrap up in drying device of the present invention
Figure；
Fig. 7 is fanning strip and the structural representation of flight connection of drying device of the present invention；
Fig. 8 is the structural representation that the feeding hopper of drying device of the present invention is not sent into drums inside；
Fig. 9 is the structural representation of the feeding hopper feeding drums inside of drying device of the present invention；
Figure 10 is that the cylinder rear portion of drying device of the present invention arranges the structure of feeding and sampling window and shows
It is intended to；
Figure 11 is the artwork of the cylinder of drying device of the present invention.
Detailed description of the invention
Below by drawings and Examples, technical scheme is done and further retouches in detail
State.
It should be understood that any technical characteristic, any technical scheme in the present embodiment are all
One or more in the technical characteristic of plurality of optional or optional technical scheme, in order to describe letter
Clean need in presents cannot all alternative technical characteristic of the exhaustive present invention and can replacing
The technical scheme in generation, the embodiment being also not easy to each technical characteristic all emphasizes that it is optional
One of numerous embodiments, so those skilled in the art should know: appointing in the present embodiment
What technical characteristic and any technical scheme are all not intended to protection scope of the present invention, the present invention's
It is thinkable any that protection domain should include that those skilled in the art do not pay creative work institute
Alternate embodiments.
Hereafter in order to describe conveniently, hereinafter alleged "left", "right", " on ", D score is with attached
Left and right, the upper and lower of figure itself is to unanimously.
Technique stream as involved by the drum drying method that Fig. 1 shows the tobacco scrap prodn of the present invention
Cheng Tu, air through air cleaner 19 filter laggard enter blower fan 1, blower fan 1 will filter after
Air is pumped into air preheater 76, and air-flow measurement device 62 is used for measuring blower fan 1
The air mass flow of output, air themperature measurement apparatus 63 is for measuring through air preheater
Air themperature after 76 preheatings；Water enters steam vaporizer 3, and water is become by steam vaporizer 3
Steam, flow measurement of steam device 64 is used for measuring the steam flow of steam vaporizer 3 output,
Valve 73 is for controlling the steam flow of steam vaporizer 3 output；Steam vaporizer 3 output
The air that steam exports with blower fan 1 mixes in mixing chamber 14, mixing chamber internal mix gas temperature
Degree measurement apparatus 15 is used for measuring mixing chamber 14 internal mix gas temperature, mixed gas flow
Measurement apparatus 65 is for measuring the mixed gas flow of mixing chamber 14 output, and mixed gas is warm and humid
Degree measurement apparatus 66 is for measuring the mixed gas humiture of mixing chamber 14 output；Mixing chamber 14
The mixed gas of output enters cylinder 6, and heater 74 is for heating the temperature of cylinder 6, multiple
Cylinder humiture measurement mechanism 67 is for measuring the humiture within cylinder 6, cylinder barrel temperature
Measurement apparatus 68, for measuring the barrel temperature of cylinder 6, puts into cylinder 6 pipe tobacco and is dried；
Drum outlet humiture measurement mechanism 22 is for measuring display and recording the tail gas after leaving cylinder 6
Humiture, drum outlet gas flow surveying instrument 23 is used for measuring display and record leaves cylinder 6
After the flow of tail gas.
The roller drying device related in the process chart of Fig. 1 and each parts thereof and correlation
Also can be described below during the roller drying device of the present invention further describing and demonstrating.
As shown in Figure 1, 2, the invention provides a kind of for tobacco scrap prodn, air quantity can adjust
The drum drying method of joint, drum drying method at least comprises the steps:
Blower fan 1 is pumped air in cylinder 6；
Control device 61 and control the air mass flow of blower fan output according to default flow parameter；
When default flow parameter is equal to the air mass flow of blower fan 1 output, dog-house put into
Pipe tobacco.
Compared with prior art, according to the drum drying method of the present invention, it relatively precisely controls
With the air mass flow of regulation blower fan, this drum drying method, before putting into pipe tobacco, first calculates cylinder
Being dried the air mass flow being actually needed, the air quantity being actually needed according to tobacco scrap prodn controls blower fan 1
The air mass flow of output, can regulate blower fan in real time in dry run simultaneously according to actual conditions
The air mass flow of 1 output, the air mass flow making blower fan 1 export is constantly in the most rational level,
Avoid pipe tobacco is caused damage while dispelling pipe tobacco, improve the processing quality of tobacco.
In one particular embodiment of the present invention, this drum drying method can also include: measures
The air mass flow of blower fan 1 output, and the air mass flow of measurement is fed back to control device 61.
Control the actual value that device 61 can obtain the air mass flow of blower fan 1 output in real time, and energy
Industrial computer 77 shows the actual value of the air mass flow that blower fan 1 exports, can be according to actual feelings
Condition regulates default flow parameter in real time, controls device 61 according to the flow parameter control arranged in real time
The rotating speed of blower motor 72 processed；When the air mass flow of blower fan 1 output needs to heighten, control dress
Put 61 rotating speeds heightening blower motor 72；When the air mass flow of blower fan 1 output needs to turn down,
Controlling device 61 and turn down the rotating speed of blower motor 72, the air mass flow making blower fan 1 export is located always
In the most rational level, improve the processing quality of tobacco.
In one particular embodiment of the present invention, this drum drying method can also include: filters
Enter the air of the air inlet of blower fan 1；The air outlet of air preheater 76 preheating fan 1 is defeated
The air gone out, controls device 61 according to default air themperature state modulator air preheater
76 add hot-air.
Air after filtration does not has the particulate matters such as dust, decreases the impurity in pipe tobacco, improve
The processing quality of tobacco.
In one particular embodiment of the present invention, this drum drying method can also include: measures
Air themperature after air preheater 76 preheats, and the air themperature of measurement is fed back to
Control device 61.
Control device 61 and can obtain the air themperature after air preheater 76 preheats in real time
Actual value, and the air themperature after air preheater 76 preheating can be shown on industrial computer 77
Actual value, can regulate default air themperature parameter according to actual conditions in real time, control dress
Put the heating power of the air themperature state modulator air preheater 76 that 61 bases are arranged in real time,
Air themperature after regulation air preheater 76 preheating.
In one particular embodiment of the present invention, this drum drying method can also include: steam
The steam of evaporimeter 3 output and the air Hybrid Heating of blower fan 1 output, the gaseous mixture after heating
Body input cylinder 6；Control device 61 according to default steam flow state modulator steam vaporizer
The steam flows of 3 outputs, and defeated according to default mixed gas flow, humiture state modulator
The mixed gas flow gone out and heating-up temperature.
This drum drying method, before putting into pipe tobacco, first calculates the steam that roller drying is actually needed
Flow, the steam flow being actually needed according to tobacco scrap prodn controls steam vaporizer 3 output
Steam flow, can regulate steam vaporizer in real time in dry run simultaneously according to actual conditions
The steam of 3 outputs, the steam making steam vaporizer 3 export is constantly in the most rational level,
Avoid pipe tobacco is caused damage while wetting pipe tobacco, improve the processing quality of tobacco.
In one particular embodiment of the present invention, this drum drying method also includes: measure steam
The steam flow of evaporimeter 3 output, and the result of measurement is fed back to control device 61.
Control the reality that device 61 can obtain the steam flow of steam vaporizer 3 output in real time
Value, and the actual value of steam flow that steam vaporizer 3 exports can be shown on industrial computer 77,
Default steam flow parameter can be regulated according to actual conditions in real time, control device 61 according to reality
Time arrange steam flow state modulator steam passage valve 73, regulate steam flow, make steam
The steam flow of evaporimeter 3 output is constantly in the most rational level.
This drum drying method can provide the gaseous mixture of dry air and steam, real according to actual conditions
Time regulation steam vaporizer 3 output steam flow and blower fan 1 output air mass flow, make to mix
Steam flow and the air mass flow of closing gas are constantly in the most rational level, improve tobacco
Processing quality.
In one particular embodiment of the present invention, this drum drying method can also include: measures
The flow of mixed gas and humiture, and the result of measurement is fed back to control device 61.
Control device 61 and can obtain the flow of mixed gas and the actual value of humiture in real time, and
The flow of mixed gas and the actual value of humiture can be shown on industrial computer 77, can be according to reality
Border situation regulates default steam flow parameter, temperature parameter and air mass flow parameter in real time, keeps away
Flow and the humiture loss on pipeline of mixed gas are exempted from, it is ensured that enter the mixing of cylinder
The flow of gas and humiture error are minimum, have been precisely controlled flow and the humiture of mixed gas.
In one particular embodiment of the present invention, this drum drying method can also include: heating
Device 74 heats cylinder 6, controls device 61 according to default bowl temperature set value calculation heating
Device 74 heats.
Control device 61 and can obtain the actual value of cylinder 6 temperature in real time, and can be at industrial computer 77
The actual value of upper display cylinder 6 temperature, can regulate default cylinder in real time according to actual conditions
Temperature parameter, controls device 61 according to the bowl temperature state modulator radiant heating device arranged in real time
74, regulate cylinder 6 temperature；When cylinder 6 temperature needs to heighten, control device 61 and heighten radiation
The heating power of heater 74；When cylinder 6 temperature needs to turn down, control device 61 and turn down
The heating power of radiant heating device 74, it is to avoid cylinder 6 temperature is fluctuated, makes cylinder 6 temperature
Degree is constantly in the most rational level.
This drum drying method is not necessary to control air mass flow and the steam of blower fan 1 output simultaneously
The steam flow of evaporimeter 3 output, the such as air mass flow of blower fan 1 output can use the present invention
Control that device realizes controlling in real time, the steam flow of steam vaporizer 3 output can be protected always
Hold constant.
Present invention also offers a kind of for tobacco scrap prodn, roller drying that air quantity can regulate dress
Put, including:
Cylinder 6, the blower fan 1 being used for pumped air in cylinder 6 and control device 61；Control
Device 61 controls the air mass flow of blower fan 1 output according to default flow parameter.
Compared with prior art, according to the roller drying device of the present invention, it relatively precisely controls
With the air mass flow of regulation blower fan, this roller drying device, before putting into pipe tobacco, first calculates cylinder
Being dried the air mass flow being actually needed, the air quantity being actually needed according to tobacco scrap prodn controls blower fan 1
The air mass flow of output, can regulate blower fan in real time in dry run simultaneously according to actual conditions
The air mass flow of output, the air mass flow making blower fan 1 export is constantly in the most rational level,
Avoid pipe tobacco is caused damage while dispelling pipe tobacco, improve the processing quality of tobacco.
In one particular embodiment of the present invention, this roller drying device can also include: is used for
Measure the air-flow measurement device 62 of blower fan 1 delivery air flow, air-flow measurement device
62 electrically connect with controlling device 61, and the air mass flow of measurement feeds back to control device 61.
Air-flow measurement device 62 measures the actual value of the air mass flow of blower fan 1 output in real time,
And the actual value of the air mass flow exported by blower fan 1 feeds back to control device 61, at industrial computer 77
The actual value of the air mass flow of upper display blower fan 1 output, can regulate in real time according to actual conditions
The flow parameter preset, controls device 61 and controls blower motor according to the flow parameter arranged in real time
The rotating speed of 72；When the air mass flow of blower fan 1 output needs to heighten, control device 61 and heighten wind
The rotating speed of dynamo-electric machine 72；When the air mass flow of blower fan 1 output needs to turn down, control device 61
Turning down the rotating speed of blower motor 72, the air mass flow making blower fan 1 export is constantly in the most rational
Level.Air-flow measurement device 62 can be arranged on the air outlet pipeline of blower fan 1, but does not limits
That determines air-flow measurement device 62 specifically arranges position, and its particular location can be according to being dried
The concrete condition of device arranges, as long as air-flow measurement device 62 can measure blower fan 1
The air mass flow of output.The particular location of blower motor 72 can be according to the concrete feelings of drying device
Condition arranges, if blower motor 72 can regulate blower fan 1 output air mass flow and
Control device 61 and can control the rotating speed of blower motor 72.
In one particular embodiment of the present invention, this roller drying device can also include: air
Filter 19 and air preheater 76；Air after air cleaner 19 filters enters
The air inlet of blower fan 1；From the air of the air outlet output of blower fan 1 through air preheater 76
Preheating, controls device 61 and adds according to default air themperature state modulator air preheater 76
Hot-air.
The particulate matters such as the dust in air filtering crossed by air cleaner 19, and decrease in pipe tobacco is miscellaneous
Matter, improves the processing quality of tobacco.Air cleaner 19 can be arranged on blower fan 1
On air inlet pipeline, but do not limit air cleaner 19 position is specifically set, its particular location
Can arrange according to the concrete condition of drying device, if air cleaner 19 can make into
Enter blower fan was air filtering.Air preheater 76 can be arranged on the air outlet pipeline of blower fan 1
On, but do not limit air preheater 76 position is specifically set, its particular location can root
Arrange according to the concrete condition of drying device, as long as air preheater 76 can heat sky
Gas.In one particular embodiment of the present invention, this roller drying device can also include: is used for
Measure the air themperature measurement apparatus 63 of the air themperature after air preheater 76 preheats；
Air themperature measurement apparatus 63 electrically connects with controlling device 61, the air themperature feedback that will measure
Give and control device 61.
Air themperature measurement apparatus 63 measures the Air Temperature after air preheater 76 preheating in real time
The actual value of degree, and the actual value of the air themperature after being preheated by air preheater 76 feeds back to
Control device 61, industrial computer 77 shows the air themperature after air preheater 76 preheating
Actual value, can regulate default air themperature parameter according to actual conditions in real time, control dress
Put the heating power of the air themperature state modulator air preheater 76 that 61 bases are arranged in real time,
Air themperature after regulation air preheater 76 preheating.Air themperature measurement apparatus 63 is permissible
It is arranged on the inside of air preheater 76, but does not limit the tool of air themperature measurement apparatus 63
Body arranges position, and its particular location can arrange according to the concrete condition of drying device,
As long as air themperature measurement apparatus 63 can measure the Air Temperature after air preheater 76 preheating
Degree.
In one particular embodiment of the present invention, this roller drying device can also include: steam
Evaporimeter 3 and mixing chamber 14；The steam of steam vaporizer 3 output and the air of blower fan 1 output
Mix in mixing chamber 14, be mixed the mixed gas input cylinder 6 after the heating of room 14；Control
Device 61 processed is according to the steam stream of default steam flow state modulator steam vaporizer 3 output
Amount, and according to mixing that default mixed gas flow, humiture state modulator mixing chamber 14 export
Close gas flow and mixing chamber heating.
This roller drying device, before putting into pipe tobacco, first calculates the steam that roller drying is actually needed
Flow, the steam flow being actually needed according to tobacco scrap prodn controls steam vaporizer 3 output
Steam flow, can regulate steam vaporizer in real time in dry run simultaneously according to actual conditions
The steam of 3 outputs, the steam making steam vaporizer 3 export is constantly in the most rational level,
Avoid pipe tobacco is caused damage while wetting pipe tobacco, improve the processing quality of tobacco.
Mixing chamber 14 can be arranged between blower fan 1 and cylinder 6, steam vaporizer 3 and cylinder 6
Between, but do not limit mixing chamber 14 position is specifically set, its particular location can be according to dry
The concrete condition of dry device arranges, as long as air and steam were introduced into before entering cylinder
Mixing chamber 14 mixes.The particular location of mixing chamber heater 75 can be according to drying device
Concrete condition arranges, as long as mixing chamber heater 75 can heat the gaseous mixture of mixing chamber
Body and control device 61 and can control the heating power of mixing chamber heater 75.
In one particular embodiment of the present invention, this roller drying device can also include: arranges
The valve 73 on steam carrying path between steam vaporizer 3 and mixing chamber 14.Valve
73 for regulating the steam flow of steam vaporizer 3 output, and controlling device 61 can control valve
The opening of door 73.
In one particular embodiment of the present invention, this roller drying device can also include: is used for
Measure steam vaporizer 3 and export the flow measurement of steam device 64 of steam flow and for measuring steaming
Steam vapo(u)rizer 3 exports the vapor (steam) temperature measurement apparatus of vapor (steam) temperature, flow measurement of steam device 64
All electrically connect with control device 61 with vapor (steam) temperature measurement apparatus, the result of measurement is fed back to control
Device 61 processed.
Flow measurement of steam device 64 measures the reality of the steam flow of steam vaporizer 3 output in real time
Actual value, and the actual value of the steam flow that steam vaporizer 3 is exported feed back to control device 61,
Industrial computer 77 shows the actual value of the steam flow that steam vaporizer 3 exports, can basis
Actual conditions regulate default steam flow parameter in real time, control device 61 according to setting in real time
Steam flow state modulator steam passage valve 73, regulates steam flow, makes steam vaporizer 3
The steam flow of output is constantly in the most rational level.Flow measurement of steam device 64 and steam
Temperature measuring equipment can be arranged on the steam pipework of steam vaporizer 3, but does not limit steam
Flow measurement device 64 and vapor (steam) temperature measurement apparatus position is specifically set, its particular location
Can arrange according to the concrete condition of drying device, if flow measurement of steam device 64
The steam flow of steam vaporizer 3 output, steam temperature can be measured with vapor (steam) temperature measurement apparatus
Degree.This roller drying device can provide the gaseous mixture of dry air and steam, real according to actual conditions
Time regulation steam vaporizer 3 output steam flow and blower fan 1 output air mass flow, make to mix
Steam flow and the air mass flow of closing gas are constantly in the most rational level, improve tobacco
Processing quality.
In one particular embodiment of the present invention, this roller drying device can also include: is used for
Measure the mixed gas flow measurement apparatus 65 of the mixed gas flow of mixing chamber 14 output and use
Mixed gas humiture measurement mechanism in the mixed gas humiture measuring mixing chamber 14 output
66；Mixed gas flow measurement apparatus 65 and mixed gas humiture measurement mechanism 66 all with control
Device 61 processed electrically connects, and the result of measurement feeds back to control device 61.
Mixed gas flow measurement apparatus 65 measures the mixed gas stream of mixing chamber 14 output in real time
The actual value of amount, and the actual value of the mixed gas flow exported by mixing chamber 14 feeds back to control
Device 61；Mixed gas humiture measurement mechanism 66 measures the mixing of mixing chamber 14 output in real time
The actual value of gas temperature humidity, and the actual value of the mixed gas humiture that mixing chamber 14 is exported
Feed back to control device 61；Industrial computer 77 shows the flow of mixed gas and humiture
Actual value, can regulate default steam flow parameter, temperature parameter in real time according to actual conditions
With air mass flow parameter, it is to avoid the flow of mixed gas and humiture loss on pipeline,
Ensure to enter the flow of the mixed gas of cylinder and humiture error is minimum, be precisely controlled mixing
The flow of gas and humiture.Mixed gas flow measurement apparatus 65 and mixed gas humiture are surveyed
Amount device 66 can be arranged on the output pipe of mixing chamber 14, but does not limit mixed gas stream
Measuring device 65 and mixed gas humiture measurement mechanism 66 position is specifically set, it
Particular location can arrange according to the concrete condition of drying device, if mixed gas flow
Measurement apparatus 65 and mixed gas humiture measurement mechanism 66 can measure mixing chamber 14 output
Mixed gas flow, mixed gas humiture.
In one particular embodiment of the present invention, this roller drying device can also include: mixed
In closing room 14, mixing chamber internal mix gas temperature measuring device 15 is set；Mixing chamber is internal mixed
Close gas temperature measuring device 15 and electrically connect with controlling device 61, the result of measurement is fed back to
Control device 61.Mixing chamber internal mix gas temperature measuring device 15 can be arranged on mixing
Room 14 is internal, but does not limit specifically setting of mixing chamber internal mix gas temperature measuring device 15
Seated position, its particular location can arrange according to the concrete condition of drying device, as long as
Mixing chamber internal mix gas temperature measuring device 15 can measure the mixing within mixing chamber 14
Gas temperature.
In one particular embodiment of the present invention, this roller drying device can also include: cylinder
It is provided with heater 74, controls device 61 according to default bowl temperature value set value calculation heating
Device 74 heats.
In one particular embodiment of the present invention, this roller drying device can also include: in rolling
Interior and along cylinder 6 the axis direction of cylinder 6 arranges multiple cylinder humiture measurement mechanism 67；Many
Individual cylinder humiture measurement mechanism 67 all electrically connects with control device 61, by anti-for the result measured
Feed and control device 61.
Cylinder humiture measurement mechanism 67 measures the actual value of cylinder 6 internal temperature in real time, and will
The actual value of cylinder 6 internal temperature feeds back to control device 61, shows cylinder on industrial computer 77
The actual value of 6 internal temperatures, can regulate the internal temperature of default cylinder 6 in real time according to actual conditions
Degree parameter, controls device 61 and adds hot charging according to the drums inside temperature parameter control radiation arranged in real time
Put 74, regulate cylinder 6 internal temperature；When cylinder 6 internal temperature needs to heighten, control device
61 heating powers heightening radiant heating device 74；When cylinder 6 internal temperature needs to turn down,
Control device 61 and turn down the heating power of radiant heating device 74, it is to avoid cylinder 6 internal temperature
Fluctuated, make cylinder 6 internal temperature be constantly in the most rational level.
In one particular embodiment of the present invention, as shown in Figure 5,6, this roller drying device
Can also include: heater includes: multiple radiation fluorescent tubes 30；Multiple fluorescent tubes 30 are arranged on institute
State outside cylinder 6, and be uniformly arranged along the circumference of cylinder 6 outer wall.
In one particular embodiment of the present invention, the distance between radiation fluorescent tube 30 and barrel is permissible
For 5mm, the adjacent distance between radiation fluorescent tube 30 is identical, and radiation fluorescent tube 30 is fixed on fixing
On flange 31, mounting flange 31 is fixed on outer tube wall 32, and outer tube wall 32 is solid by base 33
It is scheduled on platform, cylinder can be made to operate smoothly, also can guarantee that barrel is cooled uniformly simultaneously.
Distance between radiation fluorescent tube and barrel refers to: radiation fluorescent tube and the minimum range of barrel.
Radiant heating device 74 can also include heat-insulation layer 34, and the periphery of radiation fluorescent tube 30 is by being incubated
Layer 34 parcel, prevents heat losses.Heat-insulation layer 34 can be asbestos heat-insulation layer.
In one particular embodiment of the present invention, this roller drying device can also include: in rolling
On cylinder barrel, cylinder barrel temperature measuring equipment 68 is set；Cylinder barrel temperature measuring equipment 68
Electrically connect with controlling device 61, the result of measurement is fed back to control device 61.
Cylinder barrel temperature measuring equipment 68 measures the actual value of cylinder barrel temperature in real time, and will
The actual value of cylinder barrel temperature feeds back to control device 61, shows cylinder cylinder on industrial computer 77
The actual value of wall temperature, can regulate default cylinder barrel temperature ginseng in real time according to actual conditions
Number, controls device 61 and controls radiant heating device according to the cylinder barrel temperature parameter arranged in real time
74, regulate cylinder barrel temperature；When cylinder barrel temperature needs to heighten, control device and heighten spoke
Penetrate the heating power of heater 74；When cylinder barrel temperature needs to turn down, control device and turn down
The heating power of radiant heating device 74, it is to avoid cylinder barrel temperature is fluctuated, makes cylinder cylinder
Wall temperature is constantly in the most rational level.Cylinder barrel temperature measuring equipment 68 can be arranged on
On the outer tube wall of cylinder, but do not limit cylinder barrel temperature measuring equipment 68 position is specifically set
Putting, its particular location can arrange according to the concrete condition of drying device, if cylinder
Barrel temperature measuring equipment 68 can measure cylinder barrel temperature.
In one particular embodiment of the present invention, this roller drying device can also include: cylinder
Outlet humiture measurement mechanism 22 and drum outlet gas flow surveying instrument 23, drum outlet is warm and humid
Degree measurement apparatus 22 and drum outlet gas flow surveying instrument 23 are successively set on going out of cylinder 6
On mouth, drum outlet humiture measurement mechanism 22 is for measuring display and after record leaves cylinder 6
The humiture of tail gas, drum outlet gas flow surveying instrument 23 is used for measuring display and record leaves
The flow of the tail gas after cylinder 6.
In one particular embodiment of the present invention, this roller drying device can also include: along rolling
Cylinder 6 axial, multiple thief hatch is set on the outer wall of cylinder 6.
In one particular embodiment of the present invention, as it is shown in fig. 7, this roller drying device also may be used
To include: on the inwall of cylinder 6, be uniformly arranged multiple flight 36 along the circumference of cylinder 6.
The import department of cylinder 6 inwall can be provided with multiple fanning strip 35, exit is provided with multiple
On fanning strip 35, the fanning strip 35 of each import department and the fanning strip 35 in corresponding each exit
The adjustable flight of setting angle 36.The flight 36 of adjustable angle ensure that process of shedding and the reality of pipe tobacco
Border production line to shed process close.
The bottom of flight 36 is fixed on cylinder 6 inwall by flap 37, the two side ends of flight 36
It is fixed on the fanning strip 35 of each import department and corresponding each outlet respectively by set screw 38
On the fanning strip 35 at place.After set screw 38 unclamps, flight 36 is to be fixed on inner wall of rotary drum
Bottom be that the center of circle rotates, thus realize the adjustment of flight 36 angle, after being adjusted to the angle needed
Upper screwed in place screw 38.
The import department of cylinder 6 inwall can be provided with 6 fanning strips 35, adjacent fanning strip 35
Between distance identical；The exit of cylinder 6 inwall is provided with 6 fanning strips 35, adjacent fan
Distance between shape plate 35 is identical.
As shown in Figure 8,9, 10, cylinder 6 front portion can arrange glass window mouth (in figure not
Illustrate), rear portion feeding and sampling window 39 can be set.First end of feeding hopper 40 passes through feeding
To enter cylinder 6 internal with sampling window 39, the of the second end of feeding hopper 40 and linear bearing 41
One end connects, and the second end and the handwheel 42 of linear bearing 41 connect, and linear bearing 41 is used for pushing
Feeding hopper 40, handwheel 42 is used for rotating feeding hopper 40.Feeding hopper 40 is provided with hopper 43, is used for
Hold pipe tobacco.After hopper 43 put into by pipe tobacco, utilize linear bearing 41 that feeding hopper 40 is sent into cylinder
In 6, then handwheel 42 rotating 180 °, now pipe tobacco slips into cylinder 6 inside, then by feeding hopper
40 extract out, have once fed intake.Wherein one layer of hairbrush of the surface adhesion of feeding and sampling window 39
44, hairbrush 44 can effectively be filled up between the surface of feeding hopper 40 and feeding and sampling window 39
Gap thus play sealing function.
This roller drying device can regulate and control the humiture of air-flow and the barrel temperature of cylinder, again can
In real time monitoring and sampling, it is possible to grasp pipe tobacco physicochemical property on roller drying line under the conditions of each
Change, utilizes this roller drying device to obtain and is equivalent to pipe tobacco at industry rank roller drying line
The data of the internal various conditions experienced.
In actual industrial processes, pipe tobacco is affected by gravity to driving front in cylinder,
Different temperature fields and moisture field is experienced by certain time of staying.As shown in figure 11, by work
The cylinder that industry rank cylinder is imagined as the diameter of N section (N > 1) identical is spliced, Mei Yi little
Temperature field and moisture field in joint cylinder are the most different.The diameter of this cylinder and the other cylinder of technical grade
Identical, the 1/N (N > 1) of a length of industry rank cylinder.After in before this roller drying device
Portion is provided with temperature, humidity and flow measurement device, and is provided with feeding and sampling window.Allow cigarette
The relative invariant position that silk is axial in cylinder, by bars such as the regulation and control temperature of dry gas stream, humidity
Part over time, reproduces pipe tobacco and saves, from industry rank cylinder Section 1, the mistake experienced to N
Journey.By this roller drying device can obtain pipe tobacco industry rank cylinder drying line on each
The tobacco sample of position, then carry out follow-up analysis.
As shown in Fig. 1,3,4, the air inlet of cylinder 6 can be provided with wind-distributing pipe 26, cloth wind
Pipe 26 is connected by flange 27 and air inlet flange (not shown).Wind-distributing pipe 26 can be
Ring pipe, ring pipe arranges multiple venthole 28 on the surface of cylinder 6 air inlet.Multiple go out
The aperture of pore 28 can differ, when being evenly distributed by can be calculated each venthole tolerance
Aperture.Wind-distributing pipe 26 makes gas force cloth wind process through one before entering cylinder 6.Wind-distributing pipe
26 detachable cloth wind types, wind-distributing pipe 26 can be according to different experimental conditions dismounting and replacing.
Blower fan 1 in Fig. 1, steam passage valve 73, radiant heating device 74, mixing chamber add
Thermal 75, air preheater 76 are controlled by controlling device 61, control device 61
Being shown without in FIG, its particular location can be carried out according to the concrete condition of drying device
Arranging, these device features can be controlled as long as controlling device 61, and at Fig. 2
In show this control device 61 and blower fan 1, steam passage valve 73, radiant heating device
74, mixing chamber heater 75, the control planning of air preheater 76.Control device also
Rolling motor 71 can be controlled thus control the rotating speed of cylinder 6.
Control device 61, industrial computer 77 can be placed in control cabinet, the concrete placement of control cabinet
Position does not limits, and only need to meet this control device 61 can control blower fan 1, steam passage valve
73, radiant heating device 74, mixing chamber heater 75, air preheater 76 and cylinder
Motor 71.
Controlling device can be that PLC, PLC refer to Programmable Logic Controller.Temperature measuring equipment is permissible
Being thermometer, humidity measuring instrument can be hygrometer, air-flow measurement device and steam flow
Measurement apparatus can be vortex-shedding meter, and thermometer, hygrometer and vortex-shedding meter can all have
Sensor.Industrial computer 77 can connect with printer 78, and measurement result is printed.
Temperature measuring equipment, humidity measuring instrument, air-flow measurement device, flow measurement of steam
Device is all prior art, the most reinflated description.
Arbitrary technical scheme disclosed in the invention described above unless otherwise stated, if it discloses
Number range, then disclosed number range is preferred number range, any this area
Skilled artisans appreciated that: preferably number range is only technology in many enforceable numerical value
The numerical value that effectiveness comparison is obvious or representative.Owing to numerical value is more, it is impossible to exhaustive, so
The present invention just open component values to illustrate technical scheme, and, above-mentioned row
The numerical value lifted should not constitute the restriction to the invention protection domain.
If being used herein the word such as " first ", " second " to if limiting parts, this
Skilled person should know: " first ", the use of " second " are intended merely to facilitate description
On parts distinguish such as do not have outside Stated otherwise, above-mentioned word does not has special implication.
Meanwhile, if the invention described above discloses or relate to parts or the knot of connection fastened to each other
Component, then, unless otherwise stated, fixing connection is it is to be understood that can releasably fix
Connect (such as using bolt or screw to connect), it is understood that for: non-removable fixing
Connecting (such as rivet, weld), certainly, connection fastened to each other can also be integral type structure
(such as use casting technique is integrally formed manufacture) is replaced (substantially cannot be used integrally
Except forming technology).
It addition, being used for applied in arbitrary technical scheme disclosed in the invention described above represents position
The term of relation or shape its implication unless otherwise stated includes approximating with it, similar or close
State or shape.The either component that the present invention provides both can be by multiple single parts
Assemble, it is also possible to the separate part that the technique that is one of the forming manufactures.
Finally should be noted that: above example only in order to technical scheme to be described and
Non-to its restriction；Although the present invention being described in detail with reference to preferred embodiment, affiliated
The those of ordinary skill in field is it is understood that still can enter the detailed description of the invention of the present invention
Row is revised or portion of techniques feature is carried out equivalent；Without deviating from technical solution of the present invention
Spirit, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (10)
1. the drum drying method for tobacco scrap prodn, it is characterised in that:
Described drum drying method comprises the steps:
Blower fan is pumped air in cylinder；
Control device and control the air mass flow of described blower fan output according to the flow parameter preset；
When default flow parameter is equal to the air mass flow of blower fan output, dog-house put into cigarette
Silk, so that controlling device to control blower fan output according to the air quantity that tobacco scrap prodn is actually needed
Air mass flow；
Wherein, the diameter of described cylinder is identical with industry rank cylinder, described cylinder a length of
The 1/N, N herein > 1 of described industry rank cylinder.
Drum drying method the most according to claim 1, it is characterised in that: also include:
Measure the air mass flow of described blower fan output, and the air mass flow of measurement is fed back to described
Control device.
Drum drying method the most according to claim 1 and 2, it is characterised in that: also wrap
Include:
Filter the air of the air inlet entering described blower fan；
Air preheater preheating fan air outlet output air, described control device according to
Air preheater described in the air themperature state modulator preset adds hot-air.
Drum drying method the most according to claim 3, it is characterised in that: also include:
Measure the air themperature after described air preheater preheats, and the air that will measure
Temperature feedback gives described control device.
Drum drying method the most according to claim 1 and 2, it is characterised in that: also wrap
Include:
The steam of steam vaporizer output and the air Hybrid Heating of described blower fan output, after heating
Mixed gas input described cylinder；Described control device is according to the steam flow parameter control preset
Make the steam flow of described steam vaporizer output, and according to default mixed gas flow, temperature
Humidity parameter controls mixed gas flow and the heating-up temperature of output.
6. the roller drying device for tobacco scrap prodn, it is characterised in that including:
Cylinder, the blower fan being used for pumped air in cylinder and control device；Described control device
The air mass flow of described blower fan output is controlled, so that controlling device according to default flow parameter
The air quantity being actually needed according to tobacco scrap prodn controls the air mass flow of blower fan output；
Wherein, the diameter of described cylinder is identical with industry rank cylinder, described cylinder a length of
The 1/N, N herein > 1 of described industry rank cylinder.
Roller drying device the most according to claim 6, it is characterised in that also include:
For measuring the air-flow measurement device of described blower fan delivery air flow, described air
Flow measurement device electrically connects with described control device, the air mass flow of measurement is fed back to described
Control device.
8. according to the roller drying device described in claim 6 or 7, it is characterised in that also include:
Air cleaner and air preheater；Air after described air cleaner filters
Enter the air inlet of described blower fan；From the air of the air outlet output of described blower fan through described sky
Gas preheating device preheats, and described control device is according to empty described in the air themperature state modulator preset
Gas preheating device adds hot-air.
Roller drying device the most according to claim 8, it is characterised in that also include:
Survey for measuring the air themperature of the air themperature after described air preheater preheats
Amount device；Described air themperature measurement apparatus electrically connects with described control device, the sky that will measure
Temperature feeds back to described control device.
10. according to the roller drying device described in claim 6 or 7, it is characterised in that also wrap
Include:
Steam vaporizer and mixing chamber；The steam of described steam vaporizer output is defeated with described blower fan
The air gone out mixes in described mixing chamber, and the mixed gas after being heated by described mixing chamber inputs
Described cylinder；Described control device is according to steam raising described in the steam flow state modulator preset
The steam flow of device output, and according to default mixed gas flow, humiture state modulator institute
State mixed gas flow and the heating of described mixing chamber of mixing chamber output.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410298649.6A CN104013090B (en) | 2014-06-30 | 2014-06-30 | A kind of drum drying method for tobacco scrap prodn and drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298649.6A CN104013090B (en) | 2014-06-30 | 2014-06-30 | A kind of drum drying method for tobacco scrap prodn and drying device |
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| CN104013090B true CN104013090B (en) | 2016-08-17 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105167147B (en) * | 2015-07-16 | 2017-06-23 | 山东中烟工业有限责任公司 | A kind of drum-type low speed flow tobacco baking test equipment and its furnace drying method |
| CN107194113B (en) * | 2017-06-15 | 2021-02-23 | 福建中烟工业有限责任公司 | Roller drying experimental equipment and method for establishing tobacco roller drying REA model |
| CN110623293B (en) * | 2019-10-08 | 2022-06-28 | 上海烟草集团有限责任公司 | Injection pipe type heating humidifier |
| CN115289785A (en) * | 2022-08-04 | 2022-11-04 | 黄石市天达热能科技股份有限公司 | Method for drying papermaking white mud |
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| CN104013090A (en) | 2014-09-03 |
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