CN109342485A - Electric heating low temperature cigarette experimental provision - Google Patents
Electric heating low temperature cigarette experimental provision Download PDFInfo
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- CN109342485A CN109342485A CN201810958853.4A CN201810958853A CN109342485A CN 109342485 A CN109342485 A CN 109342485A CN 201810958853 A CN201810958853 A CN 201810958853A CN 109342485 A CN109342485 A CN 109342485A
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- cigarette
- heating
- low temperature
- detected
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
- A24F47/00—Smokers' requisites not otherwise provided for
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- A24F47/008—
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
- G01N25/20—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity
- G01N25/22—Investigating or analyzing materials by the use of thermal means by investigating the development of heat, i.e. calorimetry, e.g. by measuring specific heat, by measuring thermal conductivity on combustion or catalytic oxidation, e.g. of components of gas mixtures
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- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Manufacturing Of Cigar And Cigarette Tobacco (AREA)
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Abstract
This application discloses a kind of electric heating low temperature cigarette experimental provisions, belong to tobacco product technical field of experiment equipment, it includes heating component, and the heating component includes calorie source and at least one low temperature cigarette heating unit, and the calorie source is optionally connect with the low temperature cigarette heating unit；The low temperature cigarette heating unit includes heat conducting element and the accommodating cavity of a part at least accommodating cigarette to be detected, the heat conducting element is used to receive the heat of the calorie source and transfers heat to cigarette to be detected, and cigarette to be detected is made to discharge flue gas under non-burning state.Experimental provision in the application can simulate smoking conditions of all kinds of different size cigarette products under different heating temperature, heating method, heating speed, and a variety of tests are carried out to heating process and smoking conditions, it meets in R&D process and demand is detected to the performance parameter of non-burning cigarette.
Description
Technical field
The application belongs to tobacco product technical field of experiment equipment more particularly to a kind of electric heating low temperature cigarette experiment dress
It sets.
Background technique
Traditional cigarette is to light pipe tobacco in the burning zone of cigarette, is drawn into the cigarette of cigarette in the external filter segment of cigarette
Gas.Cigarette burning, which generally requires, reaches 900 DEG C or so, and the multiple gases product and distillation for generation of burning can be discharged from tobacco
Out.During cigarette burning, the largely flue gas containing bio-toxicity and harmful chemical component can be generated, both harmful to human was strong
Health pollutes environment again.Meanwhile being added to the flavors and fragrances in tobacco product with the burning of cigarette and being burned and decompose, it destroys
The original matter of flavors and fragrances.Therefore, low temperature cigarette is come into being.Low temperature cigarette is directly to pass through electric heater not by burning
The bringing-up section of low temperature cigarette is heated, the fragrance matter in tobacco is toasted out, traditional cigarette high-temp combustion will not be generated
Harmful substance and side-stream smoke, and smoker arbitrarily can suspend and restart the new cigarette of suction.
A large number of studies show that the harmful components in cigarette are generated in high-temp combustion, so current cigarette
Just it is lower than in a kind of heating low temperature non-combustion-cigarette straw-made articles of active development by the temperature that external heat source controls cigarette in careless industry
The ignition point of tobacco, range of the general control at 200-400 DEG C, allows cigarette pyrolytic reaction only to occur rather than oxidation reaction, from
And achieve the purpose that reduce harmful components release.
However, it is not immediately clear the difference of cigarette discharged smoke components under non-burning state and combustion state,
Cigarette harmful substances in flue gas and the highest temperature spot of flavor component release efficiency, mesh in the case where heating non-burning state are not known
Before, also there are no the experimental methods and experimental facilities that analyze it comparison accordingly.
Patent CN204462120U discloses a kind of smoking machine, and the smoking machine includes cigarette clamper and analytical unit,
The cigarette clamper includes for accommodating the cigarette accommodating device of cigarette, for heating cigarette so that cigarette is in non-burning shape
The cigarette heating device of flue gas, the cigarette temperature measuring device for detecting cigarette temperature are discharged under state and for controlling cigarette
Heating devices heat to set temperature temperature control device, the analytical unit be used for analyze in the flue gas that cigarette releases at
Point.It although can be realized the harmful components and flavor component of the discharged flue gas under non-burning state to cigarette using the smoking machine
Analysis, but the smoking machine only can be suitably used for the detection of the cigarette of same size in the detection process and only can be suitably used for same
Kind heating method, for different sizes, the cigarette product of different size, the smoking machine is unable to complete detection.
It can be seen that the existing technology needs further improvement and improves.
Summary of the invention
The application is to provide a kind of electric heating low temperature cigarette experiment dress in place of avoiding above-mentioned the shortcomings of the prior art
It sets, to expand its scope of application and detect the type of cigarette.
Technical solution used by the application are as follows:
Electric heating low temperature cigarette experimental provision, comprising: heating component, the heating component include calorie source and at least one
Low temperature cigarette heating unit, the calorie source are optionally connect with the low temperature cigarette heating unit；Wherein, the low temperature cigarette
Heating unit includes heat conducting element and at least accommodates the accommodating cavity of a part of cigarette to be detected, and the heat conducting element is for connecing
It receives the heat of the calorie source and transfers heat to cigarette to be detected, cigarette to be detected is made to discharge cigarette under non-burning state
Gas.
The heating component further includes turntable, and each low temperature cigarette heating unit is arranged on the turntable, each institute
The size for stating the accommodating cavity of low temperature cigarette heating unit is different or part is identical；The experimental provision further includes described for driving
The rotary drive mechanism of turntable rotation, so that the calorie source is alternatively connect with low temperature cigarette heating unit.
It is detachable connection between the accommodating cavity and heat conducting element, the experimental provision various sizes of with covering more
Accommodating cavity.
At least one of the calorie source and the low temperature cigarette heating unit can be relative to another movements.
The heat conducting element is peripheral formula heat conducting element, and the heat conducting element at least partly wraps up the accommodating cavity.
The heat conducting element is belly core heat conducting element, and the heat conducting element is at least partly plugged in the accommodating cavity.
The experimental provision further includes cigarette clamping unit, and the cigarette clamping unit is for clamping the cigarette to be detected
Filter segment；At least one of the cigarette clamping unit and the low temperature cigarette heating unit can be relative to another shiftings
It is dynamic.
The cigarette clamping unit includes cigarette clamper, and the cigarette clamper is provided with and the cigarette to be detected
The suction nozzle with battery unit of filter segment docking, the interior flexible sealing ring of setting of the suction nozzle with battery unit.
The experimental provision further includes capture unit, and the capture unit is released for aspirating and trapping cigarette to be detected
Flue gas；The capture unit includes trap, vacuum generator and gas piping, and one end of the trap passes through the gas
Body pipeline is connected with the filter segment of the cigarette to be detected, and the other end of the trap passes through the gas piping and described true
Empty generator is connected.
The capture unit further includes trap mounting rack, is detachable between the trap and trap mounting rack
Connection.
By adopting the above-described technical solution, being had the beneficial effect that acquired by the application
1, the experimental provision in the application can adapt to not burn cigarette in the low temperature of various outer diameter, different length specification
Detection, and a variety of sides such as peripheral heated type, inner core heated type and combined heated type can be selected in the heating unit in the application
Formula heats cigarette to be detected, meet to different size, different heating mode, different Smoking regime cigarette product
The detection demand of various performance parameters.
2, the experimental provision in the application is by simulation kinds of cigarettes in different Smoking regimes, different heating mode and difference
Working condition under heating speed is met to the detection demand of the various performance parameters of the cigarette that do not burn in R&D process, and can
Quickly and easily to low temperature cigarette, the heated condition of flue gas release conditions and tobacco-containing material is analyzed under non-burning state, is
The research and development of cigarette product are not burnt in electric heating and detection provides technical support, provide key to heat the design for the smoking set that do not burn
Parameter, so that product be made preferably to meet the market demand.
3, find particular application for the tests of the cigarette of use for laboratory small lot, can be non-burning to heat by the application
Research and development, production and the popularization of tobacco product provide experimental basis.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the partial structure diagram of experimental provision described in the embodiment of the present application.
Fig. 2 is the relative positional relationship schematic diagram of heating unit, cigarette clamping unit and trap in the embodiment of the present application.
Fig. 3 shows heat conductive bar and accommodating cavity when heating cigarette to be detected using peripheral heated type in the embodiment of the present application 1
Relative positional relationship schematic diagram.
Fig. 4 shows the axonometric drawing one of transmission mechanism in the embodiment of the present application.
Fig. 5 shows the axonometric drawing two of transmission mechanism in the embodiment of the present application.
Fig. 6 A shows the phase of heating sheet and accommodating cavity when heating cigarette to be detected using heating sheet in the embodiment of the present application 2
To positional diagram.
Fig. 6 B shows the phase of heating stylus and accommodating cavity when heating cigarette to be detected using heating stylus in the embodiment of the present application 2
To positional diagram.
Fig. 7 shows heat conductive bar when heating cigarette to be detected using combined heated type in the embodiment of the present application 3, heat transfer bottom
The relative positional relationship schematic diagram of seat and heating sheet.
Fig. 8 is the assembling schematic diagram of 4 turntable of the embodiment of the present application, heat conducting element and accommodating cavity.
Fig. 9 shows the accommodating cavity with different inner diameters size.
Wherein,
1, heating component 11, calorie source 12, straight line driving mechanism 13, heat conductive bar 14,112, it is accommodating cavity 15, bracket 16, straight
Line guide rail 17, guide runner 18, heating sheet 19, heating stylus 110, heat transfer pedestal 111, turntable 2, cigarette clamping unit 21, cigarette
Clamper 22, clamper driving mechanism 3, capture unit 31, trap 32, trap mounting rack 33, sealing element 34, sealing element peace
Shelve 35, driving mechanism 36, syringe 37, linkage board 38, servo motor 39, lead screw 310, guide rail 311, guide runner 4, touch it is aobvious
Display screen
Specific embodiment
For the clearer general idea for illustrating the application, carry out in an illustrative manner with reference to the accompanying drawings of the specification detailed
It describes in detail bright.
Many details are explained in the following description in order to fully understand the application, still, the application may be used also
To be implemented using other than the one described here other modes, therefore, the protection scope of the application is not by described below
Specific embodiment limitation.
In addition, in the description of the present application, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction "
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the application and simplifies description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present application, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected, can also be communication；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term in the present invention as the case may be.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.In retouching for this specification
In stating, the description of reference term " one embodiment ", " some embodiments ", " example ", " specific example " or " some examples " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the application
In embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
Embodiment 1:
As depicted in figs. 1 and 2, electric heating low temperature cigarette comprehensive analysis experimental provision, including the clamping of heating component 1, cigarette
Unit 2, capture unit 3 and control unit.
The heating component 1 includes calorie source 11 and at least one low temperature cigarette heating unit, and the calorie source 11 is optional
Ground is connect with the low temperature cigarette heating unit.Wherein, the low temperature cigarette heating unit includes heat conducting element and at least holds
Receive cigarette to be detected a part accommodating cavity 14, the heat conducting element is used to receive the heat of the calorie source 11 and by heat
It is transferred to cigarette to be detected, cigarette to be detected is made to discharge flue gas under non-burning state.
The cigarette clamping unit 2 is for clamping cigarette to be detected.The capture unit 3 is to be detected for aspirating and trapping
The flue gas that cigarette releases.At least one of the heating component 1, cigarette clamping unit 2 and capture unit 3 can be relative to them
Its unit is mobile.
Described control unit is used to carry out the heating component 1 control of heating method, heating temperature and heating speed.
Described control unit is also used to carry out the capture unit 3 control of puffing profile, pumping volume, suction time and suction frequencies
System.
As depicted in figs. 1 and 2, in the present embodiment, the heating component 1 further includes bracket 15, the heat conducting element and
Accommodating cavity 14 is arranged on the bracket 15.
In the application, at least one of the calorie source 11 and the low temperature cigarette heating unit can be relative to another
A movement, to realize the relative separation between the calorie source 11 and heat conducting element and draw close.
As depicted in figs. 1 and 2, in the present embodiment, the calorie source can be relative to the low temperature cigarette heating unit
Mobile, the heating component 1 further includes the straight line driving mechanism 12 for driving the calorie source 11 to move in a straight line.The application
In, there are many structure types of the straight line driving mechanism 12: for example, it may be the band by the way of hydraulic cylinder or cylinder driving
It moves the calorie source and does straight-line feed；For another example, the calorie source can be driven by the way of motor and ball screw assembly, cooperation
Do straight-line feed；For another example, the calorie source is driven to do straight-line feed by the way of motor and slider-crank mechanism cooperation.When
So, the structure type of straight line driving mechanism 12 described herein is not limited only to enumerated mode, can also adopt
With other satisfactory straight line driving mechanisms.
In the present embodiment, the experimental provision further includes providing guiding for the straight-line feed movement of the calorie source 11
Guide frame, the guide frame include the linear guide 16 being laid with along the direction of motion of the calorie source 11 and are arranged in institute
State the guide runner 17 of 11 bottom of calorie source.
The calorie source 11 is realized the separation with heat conducting element and is drawn close under the drive of the straight line driving mechanism 12.This
In application, contactless mounting means between the calorie source 11 and heat conducting element meets the experimental provision for cutting
The demand of heating method is changed, in the present embodiment, the heating method of the heating component 1 is peripheral heated type.
Specifically, as shown in Figure 1 to Figure 3, the heat conducting element includes heat conductive bar 13 and heat transfer pedestal, the heat transfer
Pedestal is mounted on the bracket 15 and adjoins with the accommodating cavity 14, one end of the heat conductive bar 13 and the heat transfer pedestal phase
Even.Heat conductive bar heating chamber is provided on the calorie source 11, the inner surface of the heat conductive bar heating chamber is coated with heater strip, when need
When heating the cigarette to be detected, the calorie source 11 is pushed into heat conductive bar 13 by the straight line driving mechanism 12 can be extremely
Small part is located at the position in heating chamber, and the calorie source 11 passes through the heat conductive bar 13 and heat transfer pedestal to the accommodating cavity 14
Transfer of heat.
The accommodating cavity 14 can be made of stainless steel, iron or quartz glass, and certainly, the accommodating cavity 14 can also use
Other heat-conductings are made.The cigarette to be detected is located in accommodating cavity 14, and the present embodiment uses the peripheral heating side of baking type
Formula heats cigarette to be detected.
During being heated to cigarette to be detected, needs to keep entire heating temperature into stable and uniform, guarantee
Pipe tobacco generates the smoke components of stable and uniform during heating.The experimental provision further includes temperature measuring unit, the thermometric list
Member is for detecting the temperature of the calorie source 11, accommodating cavity 14 and cigarette to be detected, and the temperature signal that will test passes in real time
Transport to described control unit.Described control unit according to temperature measuring unit transmission come temperature signal real-time control heating temperature.
The temperature measuring unit includes for detecting the first temperature transducer of heat conductive bar heating chamber internal temperature, for measuring
Second temperature transducer of 14 internal surface temperature of accommodating cavity, the third thermometric for measuring cigarette surface temperature to be detected pass
Sensor and the 4th temperature transducer for measuring cigarette central position temperature to be detected, certainly, in order to more fully survey
The temperature change in the temperature difference and heating process of each heating location of cigarette to be detected is measured, can also be arranged more
Temperature measuring point, as shown in figure 3, the temperature signal at each temperature measuring point is transferred to it illustrates the position of three temperature measuring points A, B, C
When described control unit, described control unit can adjust out more reasonable temp-controled mode, so that heating temperature can
It controls in the range of setting, meanwhile, by the way that multiple temperature measuring points are arranged, it can also be achieved the essence to different heating position temperature
Locating tab assembly and accurate recording.
Described control unit by change heater strip current or voltage come control the parameters such as heating temperature, heating speed with
The situation for flue gas release conditions and tobacco-containing material of the cigarette under different heating state of not burning is investigated, to heat the smoking set that do not burn
Design with tobacco blend provides key parameter.In addition, user can also the different heating curve of sets itself, and it is single by control
Member carries out temperature control to heater strip according to the heating curve of setting.
In order to meet various outer diameter size cigarette bringing-up section to be detected accommodating demand, the accommodating cavity 14 and the branch
It is detachable connection between frame 15, the experimental provision has the accommodating cavity 14 of more set different inner diameters sizes, as internal diameter is distinguished
Difference can also be customized according to actual needs certainly for the accommodating cavity of 6.0mm, 7.0mm, 8.0mm, 9mm, 10mm, 12mm, 15mm
The accommodating cavity of internal diameter, the accommodating cavity 14 is additionally configured to different length, to adapt to the volume to be detected of different length size
The demand for heat of cigarette.In addition, in order to adapt to the cigarette to be detected of differently contoured shape, the accommodating cavity 14 in the present embodiment is configured to
With inner surface compatible with the outer profile of the cigarette to be detected.For the to be checked of different inner diameters size and outer contour shape
Cigarette is surveyed, the accommodating cavity to match with the internal diameter of cigarette to be detected and outer profile can be installed on bracket 15.
The cigarette clamping unit 2 includes cigarette clamper 21, and the cigarette clamper 21 is used for cigarette to be detected
Filter segment is clamped.
In order to meet different length size cigarette filter section to be detected clamping demand and cigarette to be detected in cigarette
In clamping demand on clamper 21 and accommodating cavity 14, the cigarette clamping unit 2 and the low temperature cigarette heating unit extremely
Few one can be relative to another movement.
The cigarette clamping unit 2 is configured to move relative to the accommodating cavity 14 by the present embodiment.Specifically
For ground, the cigarette clamping unit 2 further includes the clamper driving for driving the cigarette clamper 21 to move in a straight line
The cigarette clamper 21 is pushed to suitable position by the clamper driving mechanism 22 by mechanism 22, is treated with realizing
Detect the clamping of cigarette.In the application, there are many structure types of the clamper driving mechanism 22: for example, it may be using
Hydraulic cylinder or the mode of cylinder driving drive the cigarette clamper 21 to do straight-line feed；For another example, motor and ball can be used
The mode of lead screw pair cooperation, drives the cigarette clamper 21 to do straight-line feed；For another example, matched using motor and slider-crank mechanism
The mode of conjunction drives the cigarette clamper 21 to do straight-line feed.Certainly, the knot of clamper driving mechanism 22 described herein
Configuration formula is not limited only to enumerated mode, can also use other satisfactory driving mechanisms.
As depicted in figs. 1 and 2, the experimental provision further includes providing for the straight-line feed movement of the cigarette clamper 21
The guide frame of guiding, the guide frame include along the cigarette clamper 21 the direction of motion be laid with linear guide and
Guide runner below the cigarette clamper 21 is set.
The suction nozzle with battery unit docked with the filter segment of the cigarette to be detected is provided at the cigarette clamper 21.In order to realize
Sealing demand when the cigarette filter section to be detected suction of various outer diameter size, the interior flexible sealing of setting of the suction nozzle with battery unit
Circle.The filter segment of the cigarette to be detected is put into the suction nozzle with battery unit, when suction, the sealing ring is automatic under the action of negative pressure
It coats one end of the cigarette filter section to be detected and forms sealing, avoid the exposed of flue gas.
The capture unit 3 includes trap 31, vacuum generator and gas piping, and one end of the trap 31 passes through
Gas piping is connected with the filter segment of the cigarette to be detected, and the other end of the trap 31 is sent out by gas piping and vacuum
Raw device is connected.
As depicted in figs. 1 and 2, the capture unit 3 further includes trap mounting rack 32, the trap 31 and trap
It is detachable connection between mounting rack 32, consequently facilitating replacing the trap.The trap 31 includes inlet end, outlet
The cambridge filter between inlet, outlet end is held and is arranged in, the cambridge filter is used to trap the total granules in flue gas.
The capture unit 3 further include the first sealing structure being sealed for the inlet end to the trap 31,
The second seals structure that is sealed for the outlet side to the trap 31 and first, second sealing is driven respectively
Structure is drawn close to the trap 31 or separate driving mechanism 35.The trap 31 is arranged in the first sealing mechanism and second
Between sealing mechanism.
As shown in Fig. 2, first, second sealing structure includes sealing element 33 and sealing element mounting rack 34, it is described close
Sealing 33 is hollow structure, and one end of sealing element 33 is adapted with the inlet, outlet end of the trap 31, sealing element 33 it is another
End connection gas piping.When needing to trap flue gas, first, second sealing structure under the drive of the driving mechanism to
The trap 31 is drawn close, until the first sealing structure sealing element 34 one end and 31 inlet end of trap realize Butt sealing,
Butt sealing, filter tip of the flue gas from cigarette to be detected are realized in one end and 31 outlet side of trap of second seals structure sealing element 33
Section pass sequentially through gas piping, the inside of the first sealing structure sealing element 34, trap 31 inlet end flow to the filter of described Cambridge
Piece, and following syringes 36 are flowed to from the outlet side of trap 31, the inside of second seals structure sealing element 34, gas piping.
When needing trap 31 described in dismounting and change, first, second sealing structure is in the driving mechanism 35
It is moved to suitable position to far from the direction of the trap 31 under drive, then by the trap 31 from trap mounting rack
It is dismantled on 32.
For drive first, second sealing structure movement driving mechanism form can there are many, the present embodiment
It is preferable to use two minitype cylinders, and first, second sealing structure to be driven to do straight-line feed movement respectively.Certainly, in the application
The structure type of the driving mechanism 35 is not limited only to minitype cylinder, can also be using other structure types.
Experimental provision in the present embodiment is also provided with product and inhales port, for manually evaluating and analysing produced by cigarette heating to be detected
Taste, fragrance, harmony, miscellaneous gas, irritation, pleasant impression, sweet sense, amount of smoke of flue gas etc..The present embodiment is clamped in the cigarette
A three-way piece is arranged in the rear of device 21, after flue gas passes through three-way piece, accesses the product through gas piping all the way and inhales port, another
The capture unit 3 is accessed by gas piping in road.
The vacuum generator includes syringe 36, piston rod and the piston being arranged in the syringe 36；The trapping is single
Member 3 further includes the piston rod driving mechanism for driving the piston rod to move axially along syringe 36.
The piston rod driving mechanism includes servo motor 38 and transmission component, and the servo motor 38 passes through the transmission
Component drives the piston rod to move reciprocatingly.It is provided in the piston or 36, needle for monitoring the piston motion row
The displacement sensor of journey.
As shown in Figure 4 and Figure 5, in the present embodiment, the transmission mechanism includes ball screw assembly, linkage board 37 and guiding
Component, the ball screw assembly, include lead screw 39 and feed screw nut compatible with the lead screw 39, the lead screw 39 with it is described
The output shaft of servo motor 38 is connected, and the linkage board 37 is substantially T-shaped, is provided on linkage board 37 for installing the piston
The hole slot of bar, the feed screw nut are connected with the linkage board 37, and the output shaft of the servo motor 38 is by driving the silk
Thick stick 39 rotates the straight-line feed to drive the feed screw nut, thus drive the piston rod mobile by the linkage board 37,
The straight-line feed direction of the feed screw nut is axial consistent with the syringe 36.
The guidance set includes the guide rail 310 parallel with the axial direction of the syringe 36 and is arranged in the linkage board 37
The guide runner 311 of side, the guide runner 311 are connected with linkage board 37, when linkage board 37 moves, are slided by the guiding
Block 311 is moved along the guide rail 310.
Certainly, the transmission mechanism in the application is not limited only to above-mentioned ball screw assembly,+linkage board cooperation side
Formula can also be realized using other kinds of drive, as long as can convert the rotary motion of 38 output shaft of servo motor
For the linear motion of the piston rod.
Described control unit includes touch display screen 4 and PLC controller, and electricity can be arranged by the touch display screen 4
Machine speed, pump orifice amount, suction time, puffing profile and suction frequencies.Control unit in the application can be bent to suction
Line carries out diversified facilities, and has Full-automatic calibration and writing function, can complete the ISO3308 puffing profile (square of standard
Shape, trapezoidal, bell, triangle, square wave etc.) or the puffing profile that independently sets of user.
The application drives piston motion by the servo motor 38, and the stroke that piston is walked is exactly the capacity aspirated, is passed through
To the digitization control of servo motor 38 to realize that the precision to pumping volume controls.The application is controlled by the PLC
Device is precisely controlled the velocity variations of the servo motor 38, the variation by servo motor 38 with piston pests occurrence rule, thus
The aspiration procedure of people is simulated, that is, puffing profile changes according to 38 velocity variations of servo motor, when change servo motor 38
Speed when, so that it may change the mode of puffing profile.The variation of servo motor 38 is recorded by digitization, is also achieved that pair
Low temperature does not burn the amount of the pump orifice each time curve of cigarette, suction time and puff interval real-time online record, and the later period can be complete
Whole all smoking parameters that each cigarette is presented.
Embodiment 2:
The present embodiment and the structure and principle of embodiment 1 are essentially identical, and different places are: described in embodiment 1
The heating method of heating component using peripheral heated type, and what the heating method of heating component described in the present embodiment used
It is inner core heated type.
The heat conducting element in the present embodiment includes the heating sheet 18 being arranged in the accommodating cavity 14 and/or heating stylus
19, the heating sheet 18 it is settable one or more pieces, the heating stylus 19 it is settable one or more.Such as Fig. 6 A and Fig. 6 B institute
Show, Fig. 6 A shows the schematic diagram that the cigarette to be detected is heated using a piece of heating sheet 18, and Fig. 6 B is shown to be added using more
Hot needle 19 heats the schematic diagram of the cigarette to be detected.It is described when the bringing-up section of cigarette to be detected is inserted into the accommodating cavity 14
Heating sheet 18 and/or heating stylus 19 can be inserted directly into the inside of cigarette bringing-up section to be detected to heat to it.In this implementation
The accommodating cavity 14 in example can be used heat-insulated material and be made.One end of the heating sheet 18 and heating stylus 19 passes through conducting wire
External power supply, described control unit can control heating temperature by changing the current or voltage of heating sheet 18, heating stylus 19, add
The parameters such as thermal velocity are to investigate the situations of flue gas release conditions and tobacco-containing material of the tobacco-containing material under different heating state.
In the present embodiment, the temperature measuring unit includes the temperature for measuring the heating sheet 18 and/or heating stylus 19
Thermocouple sensor, the temperature transducer for measuring cigarette surface temperature to be detected and for measuring in cigarette to be detected
Entreat the temperature transducer of temperature at position.Certainly, also settable more temperature measuring points, to obtain the temperature letter at more multiposition
Breath.
Embodiment 3:
The present embodiment and the structure and principle of embodiment 1 are essentially identical, and different places are: adding described in the present embodiment
For the heating method of hot component using combined heated type, the combined heated type, which refers to, combines peripheral formula heating and interior
The mode of core type heating.
As shown in fig. 7, the heating component in the present embodiment includes calorie source, heat conductive bar 13, heat transfer pedestal 110 and sets
Set one end and the heat transfer bottom of the heating sheet in the accommodating cavity 14 and/or heating stylus, the heating sheet and/or heating stylus
Seat 110 is connected, the other end is located in accommodating cavity 14, and the heat that the calorie source 11 generates is through the heat conductive bar 13 and heat transfer pedestal
110 are transferred to the heating sheet and/or heating stylus, directly heat the cigarette to be detected by the heating sheet and/or heating stylus.
Embodiment 4:
The present embodiment and the structure and principle of embodiment 1 are essentially identical, and different places are:
It is separately positioned on bracket 15 with accommodating cavity 14 described in embodiment 1 and heat conductive bar 13, it is different outer when needing to clamp
When the cigarette to be detected of diameter size, the accommodating cavity 14 need to be removed from bracket 15 and be changed and cigarette outer diameter to be detected
The accommodating cavity to match is different, as shown in figure 8, the heating component in the present embodiment further includes turntable 111, each low temperature
Cigarette heating unit is arranged on the turntable 111, and the size of the accommodating cavity 112 of each low temperature cigarette heating unit is different
Or part is identical, so as to realize the clamping to the cigarette to be detected of various outer diameter size.That is, the turntable 111
On be provided with multiple cigarette clamping stations, each cigarette clamping station includes heat conducting element and for clamping the cigarette to be detected
Accommodating cavity 112, the heat conducting element be above-described embodiment 1 to 3 in any one, the size of each accommodating cavity 112 is equal
Inconsistent or part is identical, to meet the clamping of the bringing-up section to the cigarette to be detected of similar and different outer diameter.Such as Fig. 9
Shown, it illustrates the accommodating cavities with different inner diameters size.
In the present embodiment, the experimental provision further includes the rotary drive mechanism for driving the turntable 111 to rotate,
The turntable 111 is driven to rotate for the rotary drive mechanism so that the calorie source alternatively connects with low temperature cigarette heating unit
It connects, and so that the cigarette clamping unit is selected one and connect with low temperature cigarette heating unit.
For embodiment 1, the application is but straight without carrying out dismounting and change to the accommodating cavity 112 repeatedly
It connects and cigarette to be detected is put into accommodating cavity 112 compatible with its size, and rotate turntable 111 and pass through the accommodating cavity 112
Heat conducting element is connect with calorie source, realizes the heating to cigarette to be detected.
Certainly, if wanting to realize the detection demand for batch low temperature cigarette, the application, which is also provided that, meets batch inspection
Calorie source identical with the accommodating cavity quantity on the turntable 111 and cigarette clamping unit is arranged in the mentality of designing of survey demand,
Make the one-to-one correspondence of the calorie source, accommodating cavity 112, cigarette clamper, trap, to meet simultaneously to more low temperature cigarettes
Detection.
Experimental provision in the application can measure the work shape under the different heating method of cigarette, different heating speed
State, and it is capable of the different Smoking regimes of accurate simulation people, pump orifice amount, puff interval, and flue gas can be trapped automatically by filter disc,
And parameters can be easily adjusted according to products of different specifications and actual needs, with the diversity product for the cigarette that adapts to not burn
Demand.Find particular application for the testing requirements of use for laboratory small lot cigarette, can be in different heating temperature, heating speed
Flue gas is trapped under different Smoking regimes, provides basis for subsequent flue gas analysis.
The part that do not address in the application uses or uses for reference prior art and can be realized.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The above description is only an example of the present application, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made within the spirit and principles of the present application are equal
Replacement, improvement etc., should be included within the scope of the claims of this application.
Claims (10)
1. electric heating low temperature cigarette experimental provision characterized by comprising
Heating component, the heating component include calorie source and at least one low temperature cigarette heating unit, and the calorie source is optional
Ground is connect with the low temperature cigarette heating unit；
Wherein, the low temperature cigarette heating unit includes heat conducting element and the accommodating of a part at least accommodating cigarette to be detected
Chamber, the heat conducting element are used to receive the heat of the calorie source and transfer heat to cigarette to be detected, make cigarette to be detected
Flue gas is discharged under non-burning state.
2. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
The heating component further includes turntable, and each low temperature cigarette heating unit is arranged on the turntable, each described low
The size of the accommodating cavity of warm rolling cigarette heating unit is different or part is identical；
The experimental provision further includes the rotary drive mechanism for driving the turntable rotation, so that the calorie source is alternatively
It is connect with low temperature cigarette heating unit.
3. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
It is detachable connection between the accommodating cavity and heat conducting element, the experimental provision has covers various sizes of accommodating more
Chamber.
4. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
At least one of the calorie source and the low temperature cigarette heating unit can be relative to another movements.
5. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
The heat conducting element is peripheral formula heat conducting element, and the heat conducting element at least partly wraps up the accommodating cavity.
6. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
The heat conducting element is belly core heat conducting element, and the heat conducting element is at least partly plugged in the accommodating cavity.
7. electric heating low temperature cigarette experimental provision according to claim 1, which is characterized in that
The experimental provision further includes cigarette clamping unit, and the cigarette clamping unit is used to clamp the filter of the cigarette to be detected
Mouth section；At least one of the cigarette clamping unit and the low temperature cigarette heating unit can be relative to another movements.
8. electric heating low temperature cigarette experimental provision according to claim 7, which is characterized in that
The cigarette clamping unit includes cigarette clamper, and the cigarette clamper is provided with the filter tip with the cigarette to be detected
The suction nozzle with battery unit of section docking, the interior flexible sealing ring of setting of the suction nozzle with battery unit.
9. electric heating low temperature cigarette experimental provision according to claim 8, which is characterized in that
The experimental provision further includes capture unit, and the capture unit is for aspirating and trapping the cigarette that cigarette to be detected releases
Gas；The capture unit includes trap, vacuum generator and gas piping, and one end of the trap passes through the flue
Road is connected with the filter segment of the cigarette to be detected, and the other end of the trap is sent out by the gas piping and the vacuum
Raw device is connected.
10. electric heating low temperature cigarette experimental provision according to claim 9, which is characterized in that
The capture unit further includes trap mounting rack, is detachable company between the trap and trap mounting rack
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810958853.4A CN109342485A (en) | 2018-08-22 | 2018-08-22 | Electric heating low temperature cigarette experimental provision |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810958853.4A CN109342485A (en) | 2018-08-22 | 2018-08-22 | Electric heating low temperature cigarette experimental provision |
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| CN109342485A true CN109342485A (en) | 2019-02-15 |
Family
ID=65292009
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810958853.4A Pending CN109342485A (en) | 2018-08-22 | 2018-08-22 | Electric heating low temperature cigarette experimental provision |
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| CN114235893A (en) * | 2022-01-28 | 2022-03-25 | 云南中烟工业有限责任公司 | Measuring device for measuring thermal conductivity of particles and application and method thereof |
| WO2022218269A1 (en) * | 2021-04-12 | 2022-10-20 | 上海华宝生物科技有限公司 | Device for measuring temperature of aerosol from tobacco stick, and measurement method therefor |
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