CN206638466U - A kind of tobacco curing barn gas sample collection apparatus - Google Patents

A kind of tobacco curing barn gas sample collection apparatus Download PDF

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Publication number
CN206638466U
CN206638466U CN201720321821.4U CN201720321821U CN206638466U CN 206638466 U CN206638466 U CN 206638466U CN 201720321821 U CN201720321821 U CN 201720321821U CN 206638466 U CN206638466 U CN 206638466U
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China
Prior art keywords
sample collection
surge flask
curing barn
tobacco curing
bottle
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CN201720321821.4U
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Chinese (zh)
Inventor
吴玉萍
晋艳
马雁军
师君丽
孔光辉
赵立红
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Yunnan Academy of Tobacco Agricultural Sciences
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Yunnan Academy of Tobacco Agricultural Sciences
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Abstract

The utility model discloses a kind of tobacco curing barn gas sample collection apparatus, including multiple sampling mouths, the first surge flask, sample collection bottle, double serpentine condensers, exhaust tube, the second surge flask, vavuum pump.The utility model easily can carry out collecting work by different to tobacco curing barn gas point to be collected, by switching corresponding valve and the i.e. controllable sampling location of control gas flowmeter and sampling quantity, with the advantages of easy to operation, sampling efficiency is high;Absorbing liquid in sample collection bottle can be changed easily, consequently facilitating collection gas with various material;And the sample of sample collection bottle collection has small volume, easily-storied advantage;The sample that absorbing liquid is collected into sample collection bottle can directly go up upper machine testing after machine testing or simple dehydration, simplify traditional postharvest handling step;Double serpentine condensers can reduce the loss of composition in absorbing liquid, improve collection effect;First surge flask, the second surge flask are capable of the stability of effective guarantee device.

Description

A kind of tobacco curing barn gas sample collection apparatus
Technical field
It the utility model is related to a kind of tobacco curing barn gas sample collection apparatus.
Background technology
Flue-cured tobacco can give out some volatile ingredients in baking, be produced in understanding or grasp barn in Tobacco Leaf Curing Material composition, help to understand situation of change of the flue-cured tobacco in baking process, caused volatile matter and tobacco leaf in will toasting The change of tobacco leaf associates in baking, grasps and understands caused volatile matter in baking, so as to whole scientific monitor tobacco flue-curing Situation of change, therefore barn gas sampling has the meaning of scientific guidance tobacco flue-curing.Collection to environmental gas is typically to adopt It is acquired with Storage Time in Gas Collecting Bag and aluminium foil bag, the sample that this method is got also needs to carry out in laboratory analysis process is carried out Reprocessing, and the limited sample adopted, the analysis for trace micro constitutent in gas are difficult, it is special that this method is not suitable for some yet The sampling of different environment;As being often hot and humid environment in barn, personnel hardly enter, and the problem of sampling is difficult be present, and And usually need to be sampled in barn diverse location, different time when sampling, often artificial sample workload is very big, sampling Efficiency is low.
Therefore, research and development one kind is easy to directly sample barn diverse location, simplifies traditional postharvest handling process, can effectively control Collection capacity processed, collecting efficiency is high, and stability is high, and gas sample collection apparatus easy to operation is the key to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of tobacco curing barn gas sample collection apparatus.
The purpose of this utility model is achieved in that including multiple sampling mouths, the first surge flask, sample collection bottle, double Serpentine condenser, exhaust tube, the second surge flask, vavuum pump, described sampling mouth are connected by branch conduit and the first main pipe respectively Connect, valve is equipped with described branch conduit, the first described main pipe is connected with the first surge flask, the first described main pipe Provided with gas flowmeter, described sample collection bottle is connected by the second main pipe with the first surge flask, and described is double snakelike cold The base opening of solidifying pipe is tightly connected with the ground of sample collection bottle, and absorbing liquid, and sample collection are provided with described sample collection bottle The second main pipe mouth of pipe in bottle is located at below absorbing liquid liquid level, and one end of described exhaust tube is connected with the second surge flask, separately One end is out of, double serpentine condensers the double serpentine condensers of top opening insertion, and the top of the exhaust tube in double serpentine condensers Provided with stomata, described vavuum pump is connected by conduit with the second surge flask.
The beneficial effects of the utility model:The utility model being capable of the convenient gas point to be collected different to tobacco curing barn Work is acquired, by switching corresponding valve and the i.e. controllable sampling location of control gas flowmeter and sampling quantity, With the advantages of easy to operation, sampling efficiency is high;Absorbing liquid in sample collection bottle can be changed easily, consequently facilitating adopting Collect gas with various material;And the sample of sample collection bottle collection has small volume, easily-storied advantage;Inhaled in sample collection bottle Upper machine testing after machine testing or simple dehydration can directly be gone up by receiving the sample that liquid is collected into, and simplify traditional postharvest handling step;It is double Serpentine condenser can reduce the loss of composition in absorbing liquid, improve collection effect;First surge flask plays anti-suck, protects Gas flowmeter is protected, the second surge flask plays a part of to prevent from the waste gas liquid thing of condensation being directly pumped into pump, protects vavuum pump, from And the stability of effective guarantee device.
Brief description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is the structural representation of the second main pipe with exchanging structure;
In figure:1- samples mouth, the surge flasks of 2- first, 3- sample collection bottles, the double serpentine condensers of 4-, 5- exhaust tubes, 6- the Two surge flasks, 7- vavuum pumps, 8- branch conduits, the main pipes of 9- first, 10- valves, the main pipes of 11- second, 12- stomatas, 13- gases Flowmeter, 14- condensed water inlets, 15- condensed water liquid outlets, 16- barn walls.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings, but the utility model is not subject in any way Limitation, any conversion or replacement made based on the utility model training centre, belongs to the scope of protection of the utility model.
The utility model as shown in 1 ~ Fig. 2 of accompanying drawing includes multiple sampling mouths 1, the first surge flask 2, sample collection bottle 3, double snakes Shape condenser pipe 4, exhaust tube 5, the second surge flask 6, vavuum pump 7, described sampling mouth 1 are leading by branch conduit 8 and first respectively Pipe 9 connects, and valve 10 is equipped with described branch conduit 8, the first described main pipe 9 is connected with the first surge flask 2, described First main pipe 9 is provided with gas flowmeter 13, and described sample collection bottle 3 is connected by the second main pipe 11 and the first surge flask 2 Connect, the base opening of described double serpentine condensers 4 is tightly connected with the ground of sample collection bottle 3, is set in described sample collection bottle 3 There is absorbing liquid, and the mouth of pipe of the second main pipe 11 in sample collection bottle 3 is located at below absorbing liquid liquid level, described exhaust tube 5 One end is connected with the second surge flask 6, and the other end is located at double out of double serpentine condensers 4 the double serpentine condensers 4 of top opening insertion The top of exhaust tube 5 in serpentine condenser 4 is provided with stomata 12, and described vavuum pump 7 is connected by conduit and the second surge flask 6 Connect.
The second described main pipe 11 is the conduit with exchanging structure, one end insertion of the second described main pipe 11 the One surge flask 2, other end insertion collecting bottle 3, and the upper end of exchanging structure and the base opening of double serpentine condensers 4 are tightly connected, under End and the ground of sample collection bottle 3 are tightly connected.
Described sampling mouth 1 is horn-like sampling mouth.
The capacity of described sample collection bottle 3 is 250 ~ 1000mL.
The capacity of the first described surge flask 2 is 150 ~ 500mL.
The capacity of the second described surge flask 6 is 150 ~ 500mL.
Described sampling mouth 1 is respectively arranged on the gas with various sampled point in barn.
The top opening of described double serpentine condensers 4 is provided with the sealing-plug with pumping pipe through-hole.
The top opening of described exhaust tube 5 from double serpentine condensers 4 is inserted into the bottom in double serpentine condensers 4.
Utility model works principle and the course of work:In use, open valve corresponding to the collection point for needing to gather gas Door 10, gas is entered by sampling mouth 1, by the first surge flask 2 to sample collection bottle 3, absorbing liquid collect and enriched gas in Material to be analyzed, need gas value when gas flowmeter 13 reaches, that is, complete once to gather;Wherein double serpentine condensers 4 connect Enter condensed water, the loss of composition in absorbing liquid can be reduced;First surge flask acts the absorbing liquid suck-back prevented in sample collection bottle 3 Enter the effect of gas flowmeter 13;The liquid that second surge flask plays a part of to prevent the gas extracted out to be condensed into enters vavuum pump 7.
The advantages of the utility model:The utility model easily different to tobacco curing barn gas point to be collected can be carried out Collecting work, by switching corresponding valve and the i.e. controllable sampling location of control gas flowmeter and sampling quantity, have It is easy to operation, the advantages of sampling efficiency is high;Absorbing liquid in sample collection bottle can be changed easily, consequently facilitating collection is not Same gaseous matter;And the sample of sample collection bottle collection has small volume, easily-storied advantage;Absorbing liquid in sample collection bottle The sample being collected into can directly go up upper machine testing after machine testing or simple dehydration, simplify traditional postharvest handling step;It is double snakelike Condenser pipe can reduce the loss of composition in absorbing liquid, improve collection effect;First surge flask plays anti-suck, protects gas Flowmeter body, the second surge flask play a part of to prevent from the waste gas liquid thing of condensation being directly pumped into pump, vavuum pump are protected, so as to have Imitate the stability of ensuring equipment.

Claims (10)

1. a kind of tobacco curing barn gas sample collection apparatus, it is characterized in that:Including multiple sampling mouths(1), the first surge flask(2)、 Sample collection bottle(3), double serpentine condensers(4), exhaust tube(5), the second surge flask(6), vavuum pump(7), described sampling mouth (1)Pass through branch conduit respectively(8)With the first main pipe(9)Connection, described branch conduit(8)On be equipped with valve(10), it is described The first main pipe(9)With the first surge flask(2)Connection, the first described main pipe(9)Provided with gas flowmeter(13), it is described Sample collection bottle(3)Pass through the second main pipe(11)With the first surge flask(2)Connection, described double serpentine condensers(4)'s Base opening and sample collection bottle(3)Ground be tightly connected, described sample collection bottle(3)It is interior to be provided with absorbing liquid, and sample collection Bottle(3)The second interior main pipe(11)The mouth of pipe is located at below absorbing liquid liquid level, described exhaust tube(5)One end with second buffering Bottle(6)Connection, the other end is from double serpentine condensers(4)The double serpentine condensers of top opening insertion(4)It is interior, and positioned at double snakelike condensations Pipe(4)Interior exhaust tube(5)Top be provided with stomata(12), described vavuum pump(7)Pass through conduit and the second surge flask(6)Even Connect.
2. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:The second described main pipe (11)For the conduit with exchanging structure, the second described main pipe(11)One end insert the first surge flask(2), the other end inserts Enter collecting bottle(3), and the upper end of exchanging structure and double serpentine condensers(4)Base opening be tightly connected, lower end and sample collection bottle (3)Ground be tightly connected.
3. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:The first described main pipe (9)Provided with gas flowmeter(13).
4. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:Described sampling mouth(1)For Horn-like sampling mouth.
5. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:Described sample collection bottle (3)Capacity be 250 ~ 1000mL.
6. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:The first described surge flask (2)Capacity be 150 ~ 500mL.
7. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:The second described surge flask (6)Capacity be 150 ~ 500mL.
8. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:Described sampling mouth(1)Point Gas with various sampled point that She Yu be in barn.
9. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:Described double serpentine condensers (4)Top opening be provided with band be evacuated pipe through-hole sealing-plug.
10. tobacco curing barn gas sample collection apparatus according to claim 1, it is characterized in that:Described exhaust tube(5)From Double serpentine condensers(4)Top opening be inserted into double serpentine condensers(4)Interior bottom.
CN201720321821.4U 2017-03-30 2017-03-30 A kind of tobacco curing barn gas sample collection apparatus Active CN206638466U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720321821.4U CN206638466U (en) 2017-03-30 2017-03-30 A kind of tobacco curing barn gas sample collection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720321821.4U CN206638466U (en) 2017-03-30 2017-03-30 A kind of tobacco curing barn gas sample collection apparatus

Publications (1)

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CN206638466U true CN206638466U (en) 2017-11-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111358034A (en) * 2020-03-31 2020-07-03 佛山市高明曦逻科技有限公司 Tobacco curing barn recovery device and using method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111358034A (en) * 2020-03-31 2020-07-03 佛山市高明曦逻科技有限公司 Tobacco curing barn recovery device and using method thereof

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