CN111766121B - Air collection equipment for air detection - Google Patents
Air collection equipment for air detection Download PDFInfo
- Publication number
- CN111766121B CN111766121B CN202010765128.2A CN202010765128A CN111766121B CN 111766121 B CN111766121 B CN 111766121B CN 202010765128 A CN202010765128 A CN 202010765128A CN 111766121 B CN111766121 B CN 111766121B
- Authority
- CN
- China
- Prior art keywords
- collection
- bag
- air
- liquid
- collecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses air collection equipment for air detection, which comprises a collection bag for containing air and a liquid sealing assembly for sealing a collection opening, wherein the collected air enters the collection bag through the collection opening of the collection bag, the collection bag has elasticity, and the liquid of the liquid sealing assembly is wrapped on the collection opening; when carrying out the air and gathering, only need can introduce the collection opening of gathering the bag with the air through draught fan etc. in, gather the completion back, because gather the collection opening outside seal installation of bag on the opening of collecting the room lower extreme, and gather when interior the collection opening pressfitting that will gather the bag through water pressure and seal for the air of gathering can be stored in gathering the bag, simple structure can used repeatedly.
Description
Technical Field
The invention relates to the field of air detection, in particular to air collection equipment for air detection.
Background
Air refers to the earth's atmosphere, and also has some mental manifestations or characteristics that people in certain environments feel, and air in chemistry means: air is a colorless, odorless gas, which is a mixture that is detected: the specified technical performance indexes of a certain object (gas, liquid and solid) are tested by a specified method, and the method is suitable for quality assessment of various industry categories, such as: in civil and architectural engineering, water conservancy, food, chemistry, environment, machinery and so on, what can know local air quality can be detected to the air, so air sampling need be carried out in the first place, but the sampling equipment on the existing market is complicated in structure, and is not convenient for collecting and storing air.
Disclosure of Invention
The invention aims to solve the problem and designs an air collection device for air detection.
The invention realizes the purpose through the following technical scheme:
an air collection device for air detection, comprising:
the air collecting bag is used for containing air, the collected air enters the collecting bag through a collecting opening of the collecting bag, and the collecting bag has elasticity;
the liquid sealing assembly is used for sealing the acquisition opening, and liquid of the liquid sealing assembly is wrapped on the acquisition opening.
Further, the liquid seal assembly comprises a collection chamber, a mounting hole is formed in the lower end of the collection chamber, the outer side wall of the collection opening of the collection bag is connected with the mounting hole in a sealing mode, the collection bag is located inside the collection chamber, and the volume of liquid in the collection chamber is smaller than that of the collection chamber.
Further, the liquid is directly filled in the collection chamber, the volume of the liquid is more than one third of the volume of the collection chamber, and the volume of the liquid is less than three quarters of the volume of the collection chamber.
Further, the liquid sealing assembly comprises a collecting chamber and a wrapping bag, the collecting bag is wrapped in the wrapping bag, the collecting opening is hermetically connected with the wrapping bag, liquid is filled between the collecting bag and the wrapping bag, gas is filled between the wrapping bag and the collecting chamber, and the elasticity of the collecting bag is not less than that of the wrapping bag.
Further, the air pressure in the collection chamber is slightly higher than atmospheric pressure before air collection.
The invention has the beneficial effects that: when carrying out air collection, only need can introduce the collection opening of gathering the bag with the air through draught fan etc. in, gather the back of accomplishing, because gather the collection opening outside seal installation of bag on the opening of collecting the room lower extreme, and will gather the collection opening pressfitting of bag through water pressure when gathering in and seal for the air of gathering can be stored in gathering the bag, simple structure can used repeatedly.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of an air collection device for air detection according to the present invention;
FIG. 2 is a schematic structural view of the air collecting apparatus for air detection according to embodiment 1 of the present invention after collecting air;
FIG. 3 is a schematic structural view of embodiment 2 of the air collection device for air detection according to the present invention;
FIG. 4 is a schematic structural view of the air collecting apparatus for air detection according to embodiment 2 of the present invention after collecting air;
wherein corresponding reference numerals are:
1-collection chamber, 2-gas, 3-wrapping bag, 4-liquid, 5-collection bag, 6-air.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inside", "outside", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that the products of the present invention are conventionally placed in use, or the orientations or positional relationships that are conventionally understood by those skilled in the art, and are used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is also to be noted that, unless otherwise explicitly stated or limited, the terms "disposed" and "connected" are to be interpreted broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the connection may be direct or indirect through an intermediate medium, and the connection may be internal to the two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
The following detailed description of embodiments of the invention refers to the accompanying drawings.
the air collecting bag 5 is used for containing air 6, the collected air 6 enters the collecting bag 5 through a collecting opening of the collecting bag 5, and the collecting bag 5 has elasticity;
the liquid 4 sealing component is used for sealing the collecting opening, and the liquid 4 of the liquid 4 sealing component is wrapped on the collecting opening.
Liquid 4 seal assembly is provided with the mounting hole including collecting room 1, the lower extreme of collecting room 1, and the collection opening lateral wall and the mounting hole sealing connection of gathering bag 5 gather bag 5 and be located inside collecting room 1, and the volume of liquid 4 in the collecting room 1 is less than the volume of collecting room 1.
The liquid 4 is filled directly into the collection chamber 1, the volume of the liquid 4 being more than one third of the volume of the collection chamber 1 and the volume of the liquid 4 being less than three quarters of the volume of the collection chamber 1.
When gathering air 6, can introduce collection bag 5 with air 6 in through draught fan etc, along with the increase of collection bag 5 in-air 6, the volume grow in the collection bag 5, gather the buoyancy increase of bag 5 in liquid 4, it keeps away from to gather open-ended one end upward movement under the buoyancy effect to gather bag 5, collect the liquid 4 degree of depth in the room 1 simultaneously and deepen, it deepens to gather the degree of depth of opening below liquid 4 surfaces, liquid 4 is to the open-ended pressure increase of collection of gathering bag 5, make it is sealed to gather bag 5 and further be close to until the laminating near gathering open position under the hydraulic pressure effect, stop to introducing air 6 in gathering bag 5 this moment, air 6 in the collection bag 5 also can't spill over collection bag 5 automatically under the hydraulic pressure effect.
the air collecting bag 5 is used for containing air 6, the collected air 6 enters the collecting bag 5 through a collecting opening of the collecting bag 5, and the collecting bag 5 has elasticity;
the liquid 4 sealing component is used for sealing the collecting opening, and the liquid 4 of the liquid 4 sealing component is wrapped on the collecting opening.
The liquid 4 is filled directly into the collection chamber 1, the volume of the liquid 4 being more than one third of the volume of the collection chamber 1, and the volume of the liquid 4 being less than three quarters of the volume of the collection chamber 1.
Liquid 4 seals subassembly including collecting room 1 and parcel bag 3, gathers bag 5 and is wrapped up in parcel bag 3, gathers opening and parcel bag 3 sealing connection, and liquid 4 is full of between gathering bag 5 and parcel bag 3, is filled with gas 2 between parcel bag 3 and the collection room 1, and the elasticity of gathering bag 5 is great, and the elasticity of gathering bag 5 is not less than the elasticity of parcel bag 3, and the elastic modulus of wrapping bag is more than ten times of the elastic modulus of gathering bag 5.
Before collecting the air 6, the air pressure of the gas 2 in the collecting chamber 1 is lower than the atmospheric pressure, and after collection, the air pressure in the collecting bag 5 is higher than the air pressure of the gas 2 in the collecting chamber 1.
When collecting air 6, air 6 can be introduced into the collection bag 5 through an induced draft fan and the like, along with the increase of air 6 in the collection bag 5, the volume in the collection bag 5 is increased, the buoyancy of the collection bag 5 in the liquid 4 is increased, one end, far away from the collection opening, of the collection bag 5 moves upwards under the action of buoyancy, one end, far away from the collection opening, of the packaging bag also moves upwards together with the collection bag 5, meanwhile, the liquid 4 between the packaging bag and the collection bag 5 is under the action of gravity, most of the liquid 4 gathers at the collection opening of the collection bag 5, the distance between the collection opening and the highest liquid level is increased, namely, the depth of the collection opening and the depth below the liquid level are increased, the pressure of the liquid 4 on the collection opening of the collection bag 5 is increased, the position, close to the collection opening, of the collection bag 5 is further close to the collection opening under the action of hydraulic pressure until the collection bag is attached and sealed, at the introduction of air 6 into the collection bag 5 is stopped at the moment, and the air 6 in the collection bag 5 cannot automatically overflow the collection bag 5 under the action.
The technical solution of the present invention is not limited to the limitations of the above specific embodiments, and all technical modifications made according to the technical solution of the present invention fall within the protection scope of the present invention.
Claims (4)
1. An air collection device for air detection, comprising:
the air collecting bag is used for containing air, the collected air enters the collecting bag through a collecting opening of the collecting bag, and the collecting bag has elasticity;
the liquid sealing assembly is used for sealing the acquisition opening, and liquid of the liquid sealing assembly is wrapped on the acquisition opening; the liquid seal assembly comprises a collection chamber, a mounting hole is formed in the lower end of the collection chamber, the outer side wall of a collection opening of the collection bag is in sealing connection with the mounting hole, the collection bag is located inside the collection chamber, and the volume of liquid in the collection chamber is smaller than that of the collection chamber.
2. The air collection apparatus for air detection of claim 1, wherein the liquid is directly filled in the collection chamber, the liquid volume is greater than one third of the volume of the collection chamber, and the liquid volume is less than three quarters of the volume of the collection chamber.
3. The air collection device for air detection of claim 1, wherein the liquid sealing assembly comprises a collection chamber and a wrapping bag, the collection bag is wrapped in the wrapping bag, the collection opening is hermetically connected with the wrapping bag, liquid is filled between the collection bag and the wrapping bag, gas is filled between the wrapping bag and the collection chamber, and the elasticity of the collection bag is not less than that of the wrapping bag.
4. The air collection device for air detection of claim 3, wherein the air pressure in the collection chamber is slightly lower than atmospheric pressure before collecting the air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765128.2A CN111766121B (en) | 2020-08-03 | 2020-08-03 | Air collection equipment for air detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010765128.2A CN111766121B (en) | 2020-08-03 | 2020-08-03 | Air collection equipment for air detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111766121A CN111766121A (en) | 2020-10-13 |
| CN111766121B true CN111766121B (en) | 2023-01-17 |
Family
ID=72728740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010765128.2A Active CN111766121B (en) | 2020-08-03 | 2020-08-03 | Air collection equipment for air detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111766121B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112958175A (en) * | 2021-01-29 | 2021-06-15 | 南京培鹰课外教育培训中心有限公司 | Atmospheric pollutant monitoring sample reserving system |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4208912A (en) * | 1979-02-13 | 1980-06-24 | Industrial Hygiene Specialties | Gas sampler/collector for a mixture of gasses |
| US5140845A (en) * | 1989-12-01 | 1992-08-25 | University Of Connecticut | Method for measuring volatile constituents in earth samples |
| RU2119653C1 (en) * | 1995-11-20 | 1998-09-27 | Геннадий Викторович Романов | Sample taking device |
| EP0884576A4 (en) * | 1996-11-19 | 2002-04-17 | Ohbayashi Corp | Gas collecting apparatus |
| JP3393113B2 (en) * | 2000-08-17 | 2003-04-07 | エア・ウォーター株式会社 | Head space sampler for volatile organic compound analysis on site |
| CN2521607Y (en) * | 2002-02-02 | 2002-11-20 | 林宇翀 | Air bag type gas collector |
| ITVC20040002A1 (en) * | 2004-04-09 | 2004-07-14 | Domenico Bruzzi | flue gas extraction probe from the oven for O2, CO, NOX analysis ... (turbo-probe O2) |
| RU96244U1 (en) * | 2010-03-29 | 2010-07-20 | Общество с ограниченной ответственностью "Совет Всероссийского общества изобретателей и рационализаторов научно-исследовательских институтов нефтяной и газовой промышленности" (ООО "Совет ВОИР НИИНГП") | DEVICE FOR TAKING SAMPLES OF GAS MEDIA |
| JP6591966B2 (en) * | 2013-05-29 | 2019-10-16 | プロフタガレン アクチエボラグＰｒｏｖｔａｇａｒｅｎ Ａｂ | Fluidically sealable sampling device |
| RU2553296C1 (en) * | 2014-03-11 | 2015-06-10 | Открытое акционерное общество "Лётно-исследовательский институт имени М.М. Громова" | Aircraft cabin air sampler |
| CN204073532U (en) * | 2014-09-20 | 2015-01-07 | 梁永军 | A kind of captation |
| CN204447362U (en) * | 2015-02-13 | 2015-07-08 | 黄淮学院 | A kind of organic solvent dewaters experimental provision |
| CN204988812U (en) * | 2015-08-31 | 2016-01-20 | 中国烟草总公司广东省公司 | Tobacco field greenhouse gases sampling device |
| JP6471941B2 (en) * | 2015-09-16 | 2019-02-20 | 圭亮 内本 | Gas sampling bag and method of manufacturing the same |
| DE102015221151B3 (en) * | 2015-10-29 | 2016-10-27 | Areva Gmbh | Sampling vessel and sampling system and related operating procedures |
| CN205192808U (en) * | 2015-10-30 | 2016-04-27 | 黑龙江省农业科学院土壤肥料与环境资源研究所 | Soil ammonia volatilization trapping apparatus |
| CN205656040U (en) * | 2016-05-12 | 2016-10-19 | 长安大学 | Gaseous collection system in simple and easy ice |
| CN206235495U (en) * | 2016-10-31 | 2017-06-09 | 中国地质大学（北京） | A kind of Groundwater solution gas sampling system |
| CN206648866U (en) * | 2017-04-18 | 2017-11-17 | 中国科学院地理科学与资源研究所 | A kind of constant pressure soil air sampling box |
| CN207600807U (en) * | 2017-11-20 | 2018-07-10 | 双登集团股份有限公司 | Lead-acid accumulator bubbing collection device |
| CZ2018547A3 (en) * | 2018-10-15 | 2020-07-01 | Univerzita Tomáše Bati | Method of measuring gaseous products released during biodegradation of biodegradable polymeric materials and the apparatus for this. |
| CN209311163U (en) * | 2019-01-08 | 2019-08-27 | 吴州皓 | A kind of environment-friendly type air acquisition device |
| CN209841471U (en) * | 2019-02-28 | 2019-12-24 | 蜂巢能源科技有限公司 | Gas collecting device and lithium ion battery gas collecting structure |
| CN209878430U (en) * | 2019-03-29 | 2019-12-31 | 温州科技职业学院 | Gas sampling device |
| CN209841464U (en) * | 2019-05-20 | 2019-12-24 | 生态环境部环境规划院 | Sewage detection sampling device |
| CN212904759U (en) * | 2020-07-20 | 2021-04-06 | 四川洁承环境科技有限公司 | Gas collecting device for air monitoring |
-
2020
- 2020-08-03 CN CN202010765128.2A patent/CN111766121B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111766121A (en) | 2020-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111766121B (en) | Air collection equipment for air detection | |
| CA2397688A1 (en) | Liquid specimen collection system | |
| CN102207399B (en) | Motor-driven flap valve drainage and gas-collecting system for seabed coldspring leakage flow measurement | |
| CN213239779U (en) | Device for measuring full-sea-depth in-situ shear force | |
| CN209979277U (en) | Sampling device for geological survey | |
| CN204657096U (en) | A kind of anaerobic biodegradation device of pollution abatement Pentachlorophenol in Soil Samples | |
| CN212328377U (en) | Sewage detection that leakproofness is good holds box | |
| CN205449979U (en) | Survey depressimeter from moisturizing formula electricity | |
| CN208751908U (en) | A kind of sampling bottle automatic sealing device | |
| CN209727517U (en) | A kind of device for the default depth acquisition water sample in hole, measurement water level and water temperature | |
| CN210071441U (en) | Sampling device for monitoring environmental air quality | |
| CN210347240U (en) | Water sample collecting device for water quality detection | |
| CN207883990U (en) | A kind of waterproof seal | |
| CN213488832U (en) | Blood detection sampling pipe convenient to use | |
| CN2476799Y (en) | Multifunction pipe-type oil level gauge | |
| CN219077874U (en) | Sample seal pot that barrier propterty is good | |
| CN215004865U (en) | Water seepage test system for laminated wallboard | |
| CN111308035A (en) | Underground water monitoring system | |
| CN218271993U (en) | Portable biotoxicity analyzer | |
| CN216050885U (en) | Water environment monitoring sampling device convenient to carry | |
| CN100451606C (en) | Air mercury tensiometer with adjustable built-in U-type tube | |
| CN220751288U (en) | Anti-interference drop-in type liquid level meter | |
| CN214946357U (en) | Brand-new sealing structure for deep water glass floating ball | |
| CN212963997U (en) | Trace gas concentration measuring device for air-conditioned packaging product | |
| CN114485805B (en) | Thermohaline depth measuring instrument for Argo buoy and method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |