CN104055211B - 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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- CN104055211B CN104055211B CN201410301952.7A CN201410301952A CN104055211B CN 104055211 B CN104055211 B CN 104055211B CN 201410301952 A CN201410301952 A CN 201410301952A CN 104055211 B CN104055211 B CN 104055211B
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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: that steam vaporizer carries steam in cylinder；Control device and control the steam flow of steam vaporizer output according to the flow parameter preset；When default flow parameter is equal to the steam flow of steam vaporizer output, dog-house put into tobacco shred.The device that controls of the drum drying method that the present invention provides controls the steam flow of steam vaporizer output according to the steam flow that tobacco scrap prodn is actually needed, avoid that quantity of steam is big and the little shortcoming bringing tobacco shreds drying of quantity of steam, improve the processing quality of tobacco.
Description
Technical field
The present invention relates to Nicotiana tabacum L. manufacture field, be specifically related to a kind of cylinder dry for tobacco scrap prodn
Method and drying device.
Background technology
The tobacco scrap prodn course of processing 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 Nicotiana tabacum L. heats shredding cut tobacco and heats
Humidification cut tobacco cylinder dry 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 Medicated cigarette
Technique realizes this target.Cylinder dry is the critical process in tobacco processing course, mainly
By the tobacco shred 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 steam flow.During cylinder dry, material and hot wet gas current carry out Mass and heat transfer,
And then affect physical quality and the aesthetic quality of product.Steam flow is big, and material water ratio is the highest,
The situation of going mouldy easily occurs；Steam flow is little, and material water ratio is the lowest, easily makes broken man-hour adding.
As can be seen here, during cylinder dry, being precisely controlled for tobacco of steam flow
The formation of processing quality play 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 steam flow that can not accurately regulate steam vaporizer that prior art exists
Technical problem.The main inventive purpose of the present invention is can accurately to regulate the steam of steam vaporizer
Flow.
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:
Steam vaporizer carries steam in cylinder；
Control device and control the steam flow of steam vaporizer output according to the flow parameter preset；
When default flow parameter is equal to the steam flow of steam vaporizer output, by dog-house
Put into tobacco shred.
According to one embodiment of present invention, further, also include:
Measure the steam flow of steam vaporizer output, and the steam flow of measurement is fed back to control
Device processed.
According to one embodiment of present invention, further, also include:
The air of blower fan output heats with the steam of steam vaporizer output, mixing after heating
Close gas input cylinder；Control device according to the air mass flow state modulator blower fan output preset
Air mass flow, and according to default mixed gas flow, the mixing of humiture state modulator output
Gas flow and heating-up temperature.
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:
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:
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, for carry in cylinder steam steam vaporizer and control device；Control dress
Put the steam flow controlling steam vaporizer output according to the flow parameter preset.
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, also include:
The valve on steam carrying path being arranged between steam vaporizer and cylinder.
According to one embodiment of present invention, further, also include:
Blower fan and mixing chamber；The steam that the air of blower fan output exports with steam vaporizer is mixing
Indoor mixing, is mixed the mixed gas input cylinder after the heating of room；Control device according to presetting
The air mass flow of air mass flow state modulator blower fan output, and according to default mixed gas stream
The mixed gas flow of amount, humiture state modulator mixing chamber output and mixing chamber heating.
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:
For measure mixing chamber output mixed gas flow mixed gas flow measurement apparatus and
For measuring the mixed gas humiture measurement mechanism of the mixed gas humiture of mixing chamber output；
Mixed gas flow measurement apparatus and mixed gas humiture measurement mechanism are all electrically connected with control device
Connect, the result of measurement is fed back to control device.
According to one embodiment of present invention, further, also include:
Air filter and air preheater；Air after air filter 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, for measuring through air preheat dress
Put the air themperature measurement apparatus of the air themperature after preheating；Air themperature measurement apparatus and control
Device electrically connects, and the air themperature of measurement is fed back to control device.
According to one embodiment of present invention, further, cylinder is provided with heater, controls
Device 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 comprises the steps:
Steam vaporizer carries steam in cylinder；Control device to control to steam according to the flow parameter preset
The steam flow of steam vapo(u)rizer output；When default flow parameter is equal to steam vaporizer output
During steam flow, dog-house put into tobacco shred, control what device was actually needed according to tobacco scrap prodn
Steam flow controls the steam flow of steam vaporizer output, it is to avoid quantity of steam is big and steam
Measure the little shortcoming that tobacco shreds drying is brought, 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 filter 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 tobacco shred 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 mutual relation
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, steam flow energy
The drum drying method of enough regulations, drum drying method at least comprises the steps:
Steam vaporizer 3 carries steam in cylinder 6；
Control device 61 and control the steam of steam vaporizer 3 output according to default flow parameter
Flow；
When default flow parameter is equal to the steam flow of steam vaporizer 3 output, by feeding intake
Mouth puts into tobacco shred.
Compared with prior art, according to the drum drying method of the present invention, it relatively precisely controls
With the steam flow of regulation steam vaporizer, this drum drying method, before putting into tobacco shred, is first counted
Calculate the steam flow that cylinder dry is actually needed, the steam flow being actually needed according to tobacco scrap prodn
Control the steam flow of steam vaporizer 3 output, simultaneously can be according to reality in dry run
Border situation regulates the steam of steam vaporizer 3 output in real time, makes the steaming that steam vaporizer 3 exports
Vapour is constantly in the most rational level, avoids causing damage tobacco shred while moistening tobacco shred,
Improve the processing quality of tobacco.
In one particular embodiment of the present invention, this drum drying method can also include: measures
The steam flow of steam vaporizer 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 practical situation 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 vaporizer 3 output is constantly in the most rational level.
In one particular embodiment of the present invention, this drum drying method can also include: blower fan
The air of 1 output heats with the steam of steam vaporizer 3 output, the gaseous mixture after heating
Body input cylinder 6；Control device 61 to export according to default air mass flow state modulator blower fan 1
Air mass flow, and according to default mixed gas flow, the output of humiture state modulator mixed
Close gas flow and heating-up temperature.
This drum drying method, before putting into tobacco shred, first calculates the air that cylinder dry is actually needed
Flow, the air quantity being actually needed according to tobacco scrap prodn controls the air mass flow of blower fan 1 output,
The air mass flow of blower fan output can be regulated in dry run in real time according to practical situation simultaneously,
The air mass flow making blower fan 1 export is constantly in the most rational level, while dispelling tobacco shred
Avoid tobacco shred is caused damage, improve the processing quality of tobacco.
This drum drying method can provide the gaseous mixture of dry air and steam, real according to practical situation
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: 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 tobacco shred, 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 practical situation 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: 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 practical situation
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 the steam flow of steam vaporizer 3 output simultaneously
Can use with the air mass flow of blower fan 1 output, the such as steam flow of steam vaporizer 3 output
The air mass flow that the control device of the present invention realizes controlling in real time, blower fan 1 exports can be protected always
Hold constant.
Present invention also offers a kind of for tobacco scrap prodn, cylinder that steam flow can regulate
Drying device, including:
Cylinder 6, for carry in cylinder steam steam vaporizer 3 and control device 61；
Control device 61 and control the steam flow of steam vaporizer 3 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 steam flow of regulation steam vaporizer, this roller drying device, before putting into tobacco shred, is first counted
Calculate the steam flow that cylinder dry is actually needed, the steam flow being actually needed according to tobacco scrap prodn
Control the steam flow of steam vaporizer 3 output, simultaneously can be according to reality in dry run
Border situation regulates the steam of steam vaporizer 3 output in real time, makes the steaming that steam vaporizer 3 exports
Vapour is constantly in the most rational level, avoids causing damage tobacco shred while moistening tobacco shred,
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 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
Practical situation regulates default steam flow parameter in real time, controls 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.
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 cylinder 6.Valve 73
For regulating the steam flow of steam vaporizer 3 output, control device 61 and can control valve
The opening of 73.
In one particular embodiment of the present invention, this roller drying device can also include: blower fan
1 and mixing chamber 6；The steam that the air of blower fan 1 output and steam vaporizer 3 export is at mixing chamber
Mixing in 14, is mixed the mixed gas input cylinder 6 after the heating of room 14；Control device 61
According to the air mass flow of default air mass flow state modulator blower fan 1 output, and according to default
The mixed gas flow of mixed gas flow, humiture state modulator mixing chamber output and mixing chamber
Heating.
This roller drying device, before putting into tobacco shred, first calculates the air that cylinder dry is actually needed
Flow, the air quantity being actually needed according to tobacco scrap prodn controls the air mass flow of blower fan 1 output,
The air mass flow of blower fan output can be regulated in dry run in real time according to practical situation simultaneously,
The air mass flow making blower fan 1 export is constantly in the most rational level, while dispelling tobacco shred
Avoid tobacco shred is caused damage, improve the processing quality of tobacco.Mixing chamber 14 can set
Put between blower fan 1 and cylinder 6, between steam vaporizer 3 and cylinder 6, but do not limit mixed
That closes room 14 specifically arranges position, and its particular location can be according to the concrete condition of drying device
Arrange, as long as air and steam were introduced into mixing chamber 14 before entering cylinder and mix.Mixed
The particular location closing room heater 75 can arrange according to the concrete condition of drying device,
As long as mixing chamber heater 75 can heat the mixed gas of mixing chamber and control device
61 heating powers that can control mixing chamber heater 75.
This roller drying device can provide the gaseous mixture of dry air and steam, real according to practical situation
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 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 practical situation
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: 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 practical situation
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: air
Filter 19 and air preheater 76；Air after air filter 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 filter 19, and decrease in tobacco shred is miscellaneous
Matter, improves the processing quality of tobacco.Air filter 19 can be arranged on blower fan 1
On air inlet pipeline, but do not limit air filter 19 position is specifically set, its particular location
Can arrange according to the concrete condition of drying device, if air filter 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 practical situation 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: 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 practical situation
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 practical situation
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 tobacco shred
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 tobacco shred.After hopper 43 put into by tobacco shred, utilize linear bearing 41 that feeding hopper 40 is sent into cylinder
In 6, then handwheel 42 rotating 180 °, now tobacco shred 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 tobacco shred physicochemical property on cylinder dry line under the conditions of each
Change, utilizes this roller drying device to obtain and is equivalent to tobacco shred at industry rank cylinder dry line
The data of the internal various conditions experienced.
In actual industrial processes, tobacco shred 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 tobacco shred and saves, from industry rank cylinder Section 1, the mistake experienced to N
Journey.By this roller drying device can obtain tobacco shred 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 chamber, the concrete placement of control chamber
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 drimeter, air-flow measurement device and steam flow
Measurement apparatus can be vortex-shedding meter, and thermometer, drimeter 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
Numerical range, then disclosed numerical range is preferred numerical range, any this area
Skilled artisans appreciated that: preferably numerical 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 ingredients
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 (8)
1. the drum drying method for tobacco scrap prodn, it is characterised in that:
Described drum drying method comprises the steps:
Steam vaporizer carries steam in cylinder；
Control device and control the steam stream of described steam vaporizer output according to the flow parameter preset
Amount；
When default flow parameter is equal to the steam flow of steam vaporizer output, by dog-house
Put into tobacco shred；
Radiant heating device heats described cylinder, and described control device sets according to the bowl temperature preset
Radiant heating device heating described in setting control；Wherein, described radiant heating device includes multiple spoke
Shot-light pipe, the plurality of radiation fluorescent tube is arranged on outside described cylinder, and along the week of described cylinder outer wall
To being uniformly arranged；And multiple rolling is set in described cylinder and along the axis direction of described cylinder
Cylinder humiture measurement mechanism；The plurality of cylinder humiture measurement mechanism is all electrically connected with control device
Connect, it is possible to the result of measurement feeds back to described control device, and described control device is according to reality
Situation regulates described default bowl temperature setting value in real time, then by described control device according to described
Radiant heating device described in the bowl temperature set value calculation preset, to regulate described drums inside temperature
Degree.
Drum drying method the most according to claim 1, it is characterised in that: also include:
Measure the steam flow of described steam vaporizer output, and the steam flow feedback that will measure
To described control device.
Drum drying method the most according to claim 1 and 2, it is characterised in that: also wrap
Include:
The air of blower fan output heats, after heating with the steam of described steam vaporizer output
Mixed gas input described cylinder；Described control device is according to the air mass flow parameter control preset
Make the air mass flow of described blower fan output, and according to default mixed gas flow, humiture ginseng
The mixed gas flow of numerical control system output and heating-up temperature.
Drum drying method the most according to claim 3, it is characterised in that: also include:
Measure flow and the humiture of mixed gas, and the result of measurement is fed back to described control
Device.
5. the roller drying device for tobacco scrap prodn, it is characterised in that, including:
Cylinder, for carry in cylinder steam steam vaporizer and control device；Described control
Device processed controls the steam flow of described steam vaporizer output according to the flow parameter preset；
Described cylinder is provided with radiant heating device, and described control device is according to the bowl temperature preset
Radiant heating device heating described in value set value calculation；Wherein, described radiant heating device includes many
Individual radiation fluorescent tube, the plurality of radiation fluorescent tube is arranged on outside described cylinder, and along described cylinder outer wall
Circumference be uniformly arranged；And and arrange multiple along the axis direction of described cylinder in described cylinder
Cylinder humiture measurement mechanism；The plurality of cylinder humiture measurement mechanism is all electric with control device
Connect, it is possible to the result of measurement feeds back to described control device, and described control device is according to reality
Border situation regulates described default bowl temperature setting value in real time, then by described control device according to institute
State radiant heating device described in default bowl temperature set value calculation, to regulate described drums inside
Temperature.
Roller drying device the most according to claim 5, it is characterised in that also include:
For measuring flow measurement of steam device and the use of described steam vaporizer output steam flow
In the vapor (steam) temperature measurement apparatus of measurement described steam vaporizer output vapor (steam) temperature, described steam
Flow measurement device and described vapor (steam) temperature measurement apparatus all electrically connect with described control device, will
The result measured feeds back to described control device.
7. according to the roller drying device described in claim 5 or 6, it is characterised in that also include:
Blower fan and mixing chamber；The air of described blower fan output and the steaming of described steam vaporizer output
Vapour mixes in described mixing chamber, and the mixed gas after being heated by described mixing chamber inputs described rolling
Cylinder；Described control device is according to the air of blower fan output described in the air mass flow state modulator preset
Flow, and export according to mixing chamber described in default mixed gas flow, humiture state modulator
Mixed gas flow and described mixing chamber heating.
Roller drying device the most according to claim 7, it is characterised in that:
Dress is measured for measuring the mixed gas flow of the mixed gas flow of described mixing chamber output
Put and survey for measuring the mixed gas humiture of the mixed gas humiture of described mixing chamber output
Amount device；Described mixed gas flow measurement apparatus and described mixed gas humiture measurement mechanism
All electrically connect with described control device, the result of measurement is fed back to described control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410301952.7A CN104055211B (en) | 2014-06-30 | 2014-06-30 | A kind of drum drying method for tobacco scrap prodn and drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410301952.7A CN104055211B (en) | 2014-06-30 | 2014-06-30 | A kind of drum drying method for tobacco scrap prodn and drying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104055211A CN104055211A (en) | 2014-09-24 |
| CN104055211B true CN104055211B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410301952.7A Active CN104055211B (en) | 2014-06-30 | 2014-06-30 | A kind of drum drying method for tobacco scrap prodn and drying device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906868A (en) * | 2017-12-19 | 2018-04-13 | 无锡市尚德干燥设备有限公司 | Secondary humidity adjusting type drying machine |
| CN111795558A (en) * | 2020-08-12 | 2020-10-20 | 厦门烟草工业有限责任公司 | Cut tobacco dryer, tobacco processing system and cut tobacco drying method |
| CN114279202A (en) * | 2021-12-15 | 2022-04-05 | 河北白沙烟草有限责任公司保定卷烟厂 | Device for improving steam dryness |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB731296A (en) * | 1952-11-05 | 1955-06-08 | Ernest Mcmaster M I Mar E | Improvements in or relating to tobacco treating and conditioning apparatus |
| GB1209929A (en) * | 1967-10-27 | 1970-10-21 | Harry Ward | Rotary drying apparatus |
| SU467734A1 (en) * | 1973-07-17 | 1975-04-25 | Краснодарский Табачный Комбинат | A device for steaming and moistening tobacco bales |
| CN202566242U (en) * | 2012-03-14 | 2012-12-05 | 福建中烟工业有限责任公司 | Control device for stabilizing of hot wind humidity of drum drying of pipe tobacco |
| CN103315373A (en) * | 2013-05-24 | 2013-09-25 | 湖南中烟工业有限责任公司 | Method and device for preheating tobacco resurgence machine |
| CN103238916B (en) * | 2013-05-30 | 2015-07-01 | 龙岩烟草工业有限责任公司 | Method for reducing dry cut tobacco of drum cut tobacco dryer |
| CN203467649U (en) * | 2013-08-16 | 2014-03-12 | 厦门烟草工业有限责任公司 | Tobacco shred feeding and processing device for improving heat energy and material liquid absorbing efficiency of tobacco shreds |
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2014
- 2014-06-30 CN CN201410301952.7A patent/CN104055211B/en active Active
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