CN109917068A - A kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco - Google Patents
A kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco Download PDFInfo
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- CN109917068A CN109917068A CN201910261921.6A CN201910261921A CN109917068A CN 109917068 A CN109917068 A CN 109917068A CN 201910261921 A CN201910261921 A CN 201910261921A CN 109917068 A CN109917068 A CN 109917068A
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- detection
- flue
- cured tobacco
- automatically measuring
- blade
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Abstract
The embodiment of the invention discloses a kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco, it is related to tobacco leaf testing equipment field, the flame-out rate apparatus for automatically measuring of flue-cured tobacco includes detection case, clamping device, igniter, blowning installation and detection device, and the side of detection case is provided with chamber door；Clamping device is set in detection case, and clamping device is for being fixed blade to be detected；Blowning installation is set in detection case, and blowning installation is used to put out open fire when blade is just lighted, and glow providing air-flow for blade；Detection device is set in detection case, and detection device is for counting the length of time that blade glows.The flue-cured tobacco of the embodiment of the present invention stops working rate apparatus for automatically measuring by carrying out flame-out rate detection in detection case, avoids the interference of the factors such as external air flow；It is detected by lighting multiple blades simultaneously, effectively improves detection efficiency；Fiery point is detected by using infrared radiation thermometer, ash content is avoided to effectively improve the accuracy of detection to the influence of fire point.
Description
Technical field
The present embodiments relate to tobacco leaf testing equipment fields, and in particular to a kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco.
Background technique
Basic material of the flue-cured tobacco as cigarette industry, quality and the quality of terminal cigarette product are closely bound up, if flue-cured tobacco
Flame-out rate is excessively high to be will cause terminal cigarette product cigarette and glows that protect firepower bad, is formed A class mass defect, is seriously affected cigarette production
Quality.
The flame-out cigarette of national standard GB2635-92 tobacco leaf, which is examined, uses combustion method, blade is baked at the beginning of every, its middle part 1/3 is laterally taken (to remove
It goes leaf tip and leaf base each 1/3), then is laterally averagely cut into three sticks, after lighting on open fire respectively, put out flame,
Timing simultaneously is extinguished to last fire point and is stopped, as smoldering time.There are the two stick smoldering times to be less than 2s person in three sticks
Flame-out blade.After detecting in this way, flame-out rate is calculated according to formula (the flame-out rate=flame-out the piece number/detection number of blade × 100%).
Currently, just the flame-out rate detection of roasting blade is detected using open environment, without any special equipment.Manual firing blows
After putting out open fire, organoleptic detection (range estimation) fire point smoldering time calculates flame-out rate.Current rate due to putting out open fire is difficult to control
System is influenced vulnerable to ambient windstream, often be will lead to air-flow in detection process and is put out and (manually put out air-flow open fire and fire point together
Contain moisture) the case where, it need to repeat to light a fire, cause detection efficiency low, and experimental error is larger.And artificial sense detects fiery point
The uneven distribution of covering and fire point of the smoldering time due to ash content, manual time-keeping deviation are larger.Meanwhile open environment detection is also
There are fire hazards.
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco, to solve flue-cured tobacco in the prior art
Flame-out rate detection technique has that low efficiency, error are big and safety is low.
To achieve the goals above, the embodiment of the present invention provides a kind of flame-out rate apparatus for automatically measuring of flue-cured tobacco, the flue-cured tobacco
Flame-out rate apparatus for automatically measuring includes:
The side of detection case, the detection case is provided with chamber door；
Clamping device, the clamping device are set in the detection case, and the clamping device is used for leaf to be detected
Piece is fixed；
Igniter, the igniter is for lighting blade；
Blowning installation, the blowning installation are set in the detection case, and the blowning installation is for putting out the rigid point of blade
Open fire when combustion, and glow providing air-flow for blade；
Detection device, the detection device are set in the detection case, and the detection device is for counting blade
The length of time glowed.
Further, the clamping device includes pedestal and the fixed ring that is set on the pedestal, the fixed ring
Inside is provided at least three for clamping the clamping piece of blade.
Further, the clamping piece is metal clip.
Further, the blowning installation includes air blowing fixed frame and the compression gas tank equipped with compressed air, the air blowing
Fixed mount setting is connect in the side of the fixed ring, and with the pedestal；At least three are provided on the air blowing fixed frame
With the one-to-one air nozzle of the clamping piece, the air nozzle is connect by appendix with the gas outlet of the compression gas tank,
Flow control valve is provided on the gas outlet of the compression gas tank.
Further, the detection device includes that detection fixed frame, control module, power module, display and timing are pressed
Key, the detection fixed mount setting are connect in the other side of the fixed ring, and with the pedestal；It is set on the detection fixed frame
Be equipped at least three and the one-to-one infrared radiation thermometer of the clamping piece, the control module respectively with power module, display
Device, timing key and infrared radiation thermometer.
Further, the igniter is Laser Igniter.
Further, ash collection disk is placed in the detection case.
Further, the side of the detection case is additionally provided with control panel, the display, timing key and flow
Regulating valve is embedded on the control panel.
Further, handle and observation window are provided on the chamber door, the observation window has been embedded in glass.
The embodiment of the present invention has the advantages that the flue-cured tobacco of the embodiment of the present invention stops working rate apparatus for automatically measuring by examining
Flame-out rate detection is carried out in measuring tank, avoids the interference of the factors such as external air flow；It is detected by lighting multiple blades simultaneously,
Effectively improve detection efficiency；Fiery point is detected by using infrared radiation thermometer, ash content is avoided to effectively improve detection to the influence of fire point
Accuracy.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is the schematic perspective view of the flame-out rate apparatus for automatically measuring of flue-cured tobacco provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of clamping device provided in an embodiment of the present invention, igniter and blowning installation；
Fig. 3 is the connection schematic diagram of the circuit part of the flame-out rate apparatus for automatically measuring of flue-cured tobacco provided in an embodiment of the present invention.
Description of symbols: 10, detection case；20, clamping device；30, igniter；40, blowning installation；50, detection dress
It sets；60, ash collection disk；11, chamber door；12, control panel；13, handle；14, observation window；21, pedestal；22, fixed ring；23,
Clamping piece；31, ignition control switch；41, compression gas tank；42, air blowing fixed frame；43, air nozzle；44, appendix；45, flow
Regulating valve；51, fixed frame is detected；52, control module；53, power module；54, display；55, timing key；56, infrared survey
Wen Yi.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
As shown in Figure 1, flue-cured tobacco stops working, rate apparatus for automatically measuring includes detection case 10, clamping device 20, igniter 30, blows
Device of air 40 and detection device 50.
Detection case 10 is rectangular box body, and detection case 10 is made of metal or flame retardant plastics (fire retardation PC), and preference is gold
Belong to.The side of detection case 10 is provided with chamber door 11, and handle 13 and observation window 14 are provided on chamber door 11, and observation window 14 has been embedded in
Glass.By the way that observation window 14 is arranged, testing staff can be facilitated to observe the combustion case of blade in real time, it is ensured that the accuracy of detection.
Multiple air holes are provided on the top of detection case 10 and side wall, air hole promotes the air flowing inside and outside detection case 10, so that
Smog after vane combustion is discharged by the air hole at top.The side of detection case 10 is additionally provided with control panel 12, display
54, timing key 55 and flow control valve 45 are embedded on control panel 12, by by display 54, timing key 55 and
Flow control valve 45 is integrated on control panel 12, testing staff can be facilitated to operate, and is shortened the operating time, is further increased
The accuracy of detection.By carrying out flame-out rate detection in detection case 10, the interference of the factors such as external air flow is avoided, inspection is improved
The accuracy of survey.
As shown in Fig. 2, clamping device 20 is for being fixed blade to be detected, clamping device 20 is set to detection case
In 10, clamping device 20 includes pedestal 21 and the fixed ring 22 being set on pedestal 21, and there are three the inside settings of fixed ring 22
For clamping the clamping piece 23 of blade, clamping piece 23 is metal clip in the present embodiment, and certainly, the quantity of metal clip is not limited to
This, can also experimental requirement more metal clips are set, to improve detection efficiency.Three metal clips are evenly arranged, phase
Central angle between adjacent two metal clips is 120 °, and the internal diameter of fixed ring 22 is determined with specific reference to the length of blade.
Blowning installation 40 is used to put out open fire when blade is just lighted, and glow for blade and provide air-flow, dress of blowing
40 are set to be set in detection case 10.Blowning installation 40 includes air blowing fixed frame 42 and the compression gas tank 41 equipped with compressed air, is blown
The rounded metal plate-like structure of gas fixed frame 42, air blowing fixed frame 42 is set to the side of fixed ring 22, and connect with pedestal 21,
The center of air blowing fixed frame 42 and the center of fixed ring 22 be on same straight line, on air blowing fixed frame 42 there are three settings with folder
The one-to-one air nozzle 43 (central angle between two neighboring air nozzle 43 is 120 °) of gripping member 23, air nozzle 43 passes through gas transmission
Pipe 44 is connect with the gas outlet of compression gas tank 41, is provided with flow control valve 45 on the gas outlet of compression gas tank 41, and when use can
The air-flow size that air nozzle 43 sprays is adjusted by flow control valve 45.The air that each air nozzle 43 sprays accordingly acts on
Each blade, since the air that three air nozzles 43 spray comes from same compression gas tank 41, the flow velocity of air stream is identical, keeps away
Exempt from the unstable influence to the detection of flame-out rate of air-flow.Air blowing fixed frame 42 had not only played the role of fixed air nozzle 43, but also can stop
The laser that Laser Igniter issues, avoids burning out other devices in detection case 10.
As shown in figure 3, detection device 50 is set in detection case 10, detection device 50 is for counting what blade glowed
Length of time.Detection device 50 includes detection fixed frame 51, control module 52, power module 53, display 54 and timing key
55, detection fixed frame 51 is in circular ring type, and detection fixed frame 51 is set to the other side of fixed ring 22, and connect with pedestal 21；Inspection
Survey on fixed frame 51 setting there are three with the one-to-one infrared radiation thermometer of clamping piece 23 56 (two neighboring infrared radiation thermometer 56 it
Between central angle be 120 °), control module 52 respectively with power module 53, display 54, timing key 55, infrared radiation thermometer 56
Electrical connection.Power module 53 is power supply adaptor in the present embodiment, and the alternating current of 220V can will be converted to low pressure by power supply adaptor
Direct current, for the use of control module 52, display 54 and Laser Igniter.Control module 52 is single-chip microcontroller, single-chip microcontroller
Model STC89C52, the model single-chip microcontroller are built-in with timer, and by pressing timing key, the timer inside single-chip microcontroller is touched
Hair starts timing, and is shown by display 54 to timing result.The temperature of the measurement blade surface of infrared radiation thermometer 56
And convert it into electric signal and be sent to control module 52, control module 52 compares the temperature value of measurement with preset temperature value
Right, if the temperature value of measurement is lower than preset temperature value, timer stops timing, and the time that display 54 is shown at this time is tobacco leaf yin
Fire the time.56 measurement accuracy of infrared radiation thermometer of the model IS-MITC500A of infrared radiation thermometer 56 in this implementation, the model is
± 1 DEG C, measurement range is 0-500 DEG C, and 500 ohm of maximum load, the infrared radiation thermometer 56 of the model has small in size, measurement
Advantage with high accuracy.Since there are three the surface temperature that infrared radiation thermometer 56 measures three blades, control module 52 can be connect
Three temperature signals from different infrared radiation thermometers 56 are received, and display 54 is driven to show three groups of times, every group of time
Timing result is corresponding blade smoldering time.Since infrared radiation thermometer 56 is not influenced by ash content, by using infrared survey
Warm instrument 56 detects fiery point, and ash content is avoided to further increase the accuracy of detection to the influence of fire point.
Igniter 30 is for lighting blade, and igniter 30 is Laser Igniter in the present embodiment, and Laser Igniter is set
On bottom set seat 21, and it is located at detection side of the fixed frame 51 far from fixed ring 22, at the center of Laser Igniter and fixed ring 22
In on same straight line, to ensure that laser that Laser Igniter issues passes through the center of fixed ring 22.Laser point in the present embodiment
Firearm uses the 5000MW type Laser Igniter of Guangzhou Hong days Electro-optical Technology, INC. (US) 62 Martin Road, Concord, Massachusetts 017, which uses
24V direct current supply, the light source power of Laser Igniter reach 10W, and small in size, facilitate installation.In order to facilitate control, laser point
Firearm is powered by power module 53, and the ignition control switch 31 of Laser Igniter is set to control panel 12 in the present embodiment
On, to facilitate testing staff to operate.
Further, in another embodiment of the invention, ash collection disk 60, ash collection are placed in detection case 10
Disk 60 is located at the lower section of pedestal 21, and the ash content direct current after vane combustion is fallen in ash collection disk 60, after detecting one end time
Periodically cleared up.
Working principle:
1. in use, will be baked at the beginning of every blade laterally take its middle part 1/3 (i.e. removing leaf tip and each 1/3) of leaf base, then
It is laterally average to be cut into three sticks, one end of the blade cut is clipped in metal clip respectively, and make each blade far from metal
One end of folder is in the center of fixed ring 22, closes chamber door 11.
2. opening ignition control switch 31, the laser irradiation that Laser Igniter issues makes each at the center of fixed ring 22
After blade is lighted far from one end of metal clip, ignition control switch 31 is closed.
3. opening flow control valve 45, the air-flow that each air nozzle 43 sprays puts out the open fire on each blade, makes every
Fire point on a blade glows, then adjusts flow control valve 45, and the air-flow for spraying it maintains blade to continue
It glows, presses timing key 55, the timer in single-chip microcontroller is triggered, and starts timing, when showing three groups on display 54 at this time
Between, at the same time, each infrared radiation thermometer 56 measures the temperature of corresponding blade surface and converts it into electric signal hair
It send to control module 52, the temperature value of measurement is compared control module 52 with preset temperature value, if the temperature value of measurement is low
In preset temperature value, timer stops timing, when the statistical time that display 54 is shown at this time is that corresponding blade glows
Between.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (9)
- The rate apparatus for automatically measuring 1. a kind of flue-cured tobacco stops working, which is characterized in that the flue-cured tobacco stop working rate apparatus for automatically measuring include:The side of detection case, the detection case is provided with chamber door；Clamping device, the clamping device are set in the detection case, the clamping device be used for blade to be detected into Row is fixed；Igniter, the igniter is for lighting blade；Blowning installation, the blowning installation are set in the detection case, when the blowning installation is just lighted for putting out blade Open fire, and glow providing air-flow for blade；Detection device, the detection device are set in the detection case, and the detection device is glowed for counting blade Length of time.
- The rate apparatus for automatically measuring 2. flue-cured tobacco according to claim 1 stops working, which is characterized in that the clamping device includes bottom Seat and the fixed ring that is set on the pedestal are provided at least three for clamping the clampings of blade on the inside of the fixed ring Part.
- The rate apparatus for automatically measuring 3. flue-cured tobacco according to claim 2 stops working, which is characterized in that the clamping piece is metal Folder.
- The rate apparatus for automatically measuring 4. flue-cured tobacco according to claim 2 or 3 stops working, which is characterized in that the blowning installation packet Include air blowing fixed frame and the compression gas tank equipped with compressed air, the air blowing fixed mount setting in the side of the fixed ring, and It is connect with the pedestal；At least three and the one-to-one air nozzle of the clamping piece, institute are provided on the air blowing fixed frame It states air nozzle to connect by appendix with the gas outlet of the compression gas tank, is provided with flow on the gas outlet of the compression gas tank Regulating valve.
- The rate apparatus for automatically measuring 5. flue-cured tobacco according to claim 4 stops working, which is characterized in that the detection device includes inspection Fixed frame, control module, power module, display and timing key are surveyed, the detection fixed mount setting is in the fixed ring The other side, and connect with the pedestal；It is one-to-one with the clamping piece that at least three are provided on the detection fixed frame Infrared radiation thermometer, the control module respectively with power module, display, timing key and infrared radiation thermometer.
- The rate apparatus for automatically measuring 6. flue-cured tobacco according to claim 1,2 or 3 stops working, which is characterized in that the igniter For Laser Igniter.
- The rate apparatus for automatically measuring 7. flue-cured tobacco according to claim 1,2 or 3 stops working, which is characterized in that in the detection case It is placed with ash collection disk.
- The rate apparatus for automatically measuring 8. flue-cured tobacco according to claim 5 stops working, which is characterized in that the side of the detection case is also It is provided with control panel, the display, timing key and flow control valve are embedded on the control panel.
- The rate apparatus for automatically measuring 9. flue-cured tobacco according to claim 8 stops working, which is characterized in that be provided with handle on the chamber door Hand and observation window, the observation window have been embedded in glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261921.6A CN109917068B (en) | 2019-04-02 | 2019-04-02 | Automatic determination device for fire-out rate of flue-cured tobacco |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910261921.6A CN109917068B (en) | 2019-04-02 | 2019-04-02 | Automatic determination device for fire-out rate of flue-cured tobacco |
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| CN109917068A true CN109917068A (en) | 2019-06-21 |
| CN109917068B CN109917068B (en) | 2021-09-14 |
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