CN216816183U - Sampling device for collecting atmospheric dust-haze sample - Google Patents
Sampling device for collecting atmospheric dust-haze sample Download PDFInfo
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- CN216816183U CN216816183U CN202220446612.3U CN202220446612U CN216816183U CN 216816183 U CN216816183 U CN 216816183U CN 202220446612 U CN202220446612 U CN 202220446612U CN 216816183 U CN216816183 U CN 216816183U
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Abstract
The utility model discloses a sampling device for collecting an atmospheric dust-haze sample, which comprises a connecting pipe, a fixing pipe, a round platform pipe, a gasket, an internal thread pipe, an internal thread ring, a sealing ring, an adsorption film, a drying pipe, a connecting joint, a first adsorption pipe, an air suction pump, a stabilizing seat, a fixing support and a connecting rubber pipe, wherein the round platform pipe is arranged at the top end of the fixing pipe, the top end of the round platform pipe is fixedly connected with the internal thread ring, the gasket is arranged at the top end of the round platform pipe, the adsorption film is arranged at the top end of the gasket, and the sealing ring is arranged at the top end of the adsorption film The atmospheric environment quality that is used for evaluating grey haze weather more accurately, this sampling device low in cost simultaneously, convenient operation.
Description
Technical Field
The utility model relates to the technical field of atmospheric sampling devices, in particular to a sampling device for collecting an atmospheric haze sample.
Background
Dust haze is an atmospheric pollution phenomenon of great concern to governments and the public in recent years. The source of the dust haze is various, for example, automobile exhaust, industrial emission, building raise dust, waste incineration and the like. The dust-haze weather is formed by mixing a plurality of pollution sources under special meteorological conditions, but the action degrees of different pollution sources are different in the dust-haze weather of each region. Dust-haze is composed of a wide variety of atmospheric pollutants, and is costly and very difficult to operate if all components that make up the dust-haze are monitored individually.
At present, an ecological environment monitoring department mainly monitors PM2.5, PM10, sulfur dioxide, nitrogen oxides, carbon monoxide and ozone in dust and haze, and monitoring data of the department are main bases for evaluating atmospheric environment quality. However, when the quality of the atmospheric environment is evaluated by using the monitoring data of PM2.5, PM10, sulfur dioxide, nitrogen oxide, carbon monoxide and ozone to draw a good or excellent conclusion, the direct sense of the atmospheric environment is poor, mainly because the dust-haze weather is caused by the superposition of the components of the dust-haze, and the quality of the atmospheric environment is evaluated by using the monitoring results of only a few dust-haze composition monitoring items, and the evaluation results cannot well accord with the sense impression of people. In fact, the contribution of the superposition of other components in the dust-haze to the dust-haze weather is very large. Therefore, study a sampling device who gathers atmospheric dust haze sample to the atmospheric environment quality is appraised to the monitoring result of dust haze composition total concentration (Hm) index, undoubtedly has great realistic meaning.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sampling device for collecting an atmospheric dust-haze sample, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: a sampling device for collecting an atmospheric dust-haze sample comprises a connecting pipe, a fixed pipe, a circular truncated cone pipe, a gasket, an internal thread pipe, an internal thread ring, a sealing ring, an adsorption film, a drying pipe, a connecting joint, a first adsorption pipe, an air suction pump, a stabilizing seat, a fixed support and a connecting rubber pipe, the circular truncated cone tube is arranged at the top end of the fixed tube, the top end of the circular truncated cone tube is fixedly connected with the internal thread ring, meanwhile, a gasket is arranged at the top end of the inner part of the circular truncated cone tube, an adsorption film is arranged at the top end of the gasket, a sealing ring is arranged at the top end of the adsorption film, simultaneously the top of sealing ring and the bottom laminating of internal thread ring, and internal thread ring is connected through the spiral cooperation with the internal thread pipe, and the bottom fixedly connected with connecting pipe of round platform pipe, the bottom of connecting pipe has the drying tube through spacing joint series connection, and the bottom of drying tube has first adsorption pipe through the coupling joint series connection, and first adsorption pipe is connected with the one end of connecting the rubber tube.
Furthermore, the bottom end of the fixed pipe is fixedly connected with a fixed support.
Furthermore, the fixed support is fixedly connected to the stable seat.
Furthermore, the other end of the connecting rubber tube is fixedly connected to the air inlet end of the air pump.
Compared with the prior art, the utility model has the following beneficial effects: the utility model discloses a, gather the particulate matter sample in the ash haze through the adsorption film, then with the steam in the calcium chloride absorption air, reuse activated carbon gathers the sample of volatile organic compounds, sulfur dioxide, nitrogen oxide, saline matter and other gaseous components in the ash haze, and its ash haze monitoring result can be more directly perceived, more accurately be used for evaluating the atmospheric environment quality of ash haze weather, this sampling device low in cost simultaneously, convenient operation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic overall front view of the present invention;
FIG. 2 is a front cross-sectional view of the overall construction of the present invention;
FIG. 3 is an enlarged view of the structure of the area A in FIG. 2;
in the figure: 1. a connecting pipe; 2. a fixed tube; 3. a circular truncated cone tube; 4. a gasket; 5. an internally threaded tube; 6. an internally threaded ring; 7. a seal ring; 8. an adsorption film; 9. a drying tube; 10. connecting a joint; 11. a first adsorption tube; 12. an air pump; 13. a stabilizing base; 14. fixing a bracket; 15. and connecting the rubber tube.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-3, the present invention provides a technical solution: a sampling device for collecting an atmospheric dust haze sample comprises a connecting pipe 1, a fixed pipe 2, a circular truncated cone pipe 3, a gasket 4, an internal thread pipe 5, an internal thread ring 6, a sealing ring 7, an adsorption film 8, a drying pipe 9, a connecting joint 10, a first adsorption pipe 11, an air suction pump 12, a stabilizing seat 13, a fixed support 14 and a connecting rubber pipe 15, wherein the circular truncated cone pipe 3 is arranged at the top end of the fixed pipe 2, the fixed pipe 2 is a stainless steel pipe with the length of 1300 mm, the wall thickness of 3 mm and the inner diameter of 30 mm, the top end of the circular truncated cone pipe 3 is fixedly connected with the internal thread ring 6, the internal thread ring 6 is made of a cylindrical aluminum alloy pipe with external spiral and the wall thickness of 5 mm, the outer diameter of 80 mm, the inner diameter of an upper opening of 80 mm and the inner diameter of a lower opening of 10 mm, the gasket 4 is placed at the top end inside the circular truncated cone pipe 3, gasket 4 is by thick 1 millimeter, the diameter 80 millimeter, the aluminum alloy net piece in aperture 3 millimeters is made, adsorption film 8 has been placed on gasket 4's top, adsorption film 8 is thick 0.23 millimeter, the diameter 80 millimeter, the glass fiber filter membrane in aperture 0.24 micron, sealing ring 7 has been placed on adsorption film 8's top, sealing ring 7 is by thick 1 millimeter, external diameter 80 millimeter, the aluminum alloy ring of internal diameter 75 millimeters is made, simultaneously sealing ring 7's top and the bottom laminating of internal thread ring 6, and internal thread ring 6 is connected through spiral cooperation with internal thread pipe 5, internal thread pipe 5 is by wall thickness 3 millimeters, internal diameter 80 millimeter, the cylindrical aluminum alloy pipe that has internal screw of height 20 millimeters makes, the bottom fixedly connected with connecting pipe 1 of round platform pipe 3, connecting pipe 1 is by wall thickness 2.5 millimeters, interior spiral, interior connecting pipe 1 is by wall thickness 2.5 millimeters, interiorThe drying tube 9 is an organic glass tube with the wall thickness of 2.5 mm, the inner diameter of 10 mm and the length of 10 cm, granular desiccant calcium chloride is filled in the drying tube 1, two ends of the drying tube 9 are blocked by absorbent cotton, the bottom end of the drying tube 9 is fixedly connected with a first adsorption tube 11 through a connecting joint 10, the first adsorption tube 11 is fixedly connected with one end of a connecting rubber tube 15, the first adsorption tube 11 is made of the organic glass tube with the wall thickness of 2.5 mm, the inner diameter of 10 mm and the length of 10 cm, granular adsorbent activated carbon is filled in the drying tube, two ends of the first adsorption tube are blocked by absorbent cotton, the bottom end of the fixing tube 2 is fixedly connected with a fixing support 14, the fixing support 14 is made of 2 thin stainless steel plates with the length of 300 mm, the width of 30 mm and the thickness of 5 mm, the other end of the connecting rubber tube 15 is fixedly connected with the air inlet end of an air suction pump 12, the fixed bracket 14 is fixedly connected to the stable seat 13; when the device is used, firstly, in a laboratory, after granular desiccant calcium chloride is filled in a drying tube 9, two ends of the drying tube are blocked by absorbent cotton, then two ends of a rubber tube with 3 walls of 2 mm, 15 mm and 200 mm are respectively connected with two ends of an organic glass tube for sealing, then the two ends of the organic glass tube are put into a plastic bag together, then in the laboratory, after absorbent activated carbon is filled in a first adsorption tube 11, two ends of the first adsorption tube are blocked by absorbent cotton, then two ends of the rubber tube with 6 walls of 2 mm, 15 mm and 200 mm are respectively connected with two ends of the organic glass tube for sealing, then the two ends of the organic glass tube are put into the plastic bag together, then in the laboratory, 3 adsorption films 8 are weighed together by using one hundred thousand electronic balances, and the total weight W of the adsorption films 8 is recorded1Microgrammes, then 3 adsorption films 8 are respectively put into 3 envelopes for sealing and storing, in a balance room, a one-hundred-ten-thousand electronic balance is used for weighing the weight of the first adsorption tube 11, and the total weight W is recorded2Microgrammes, then the first adsorption tube 11 is sealed by a rubber tube and then put into a plastic bag, then at the sampling site, the drying tube 9 and the first adsorption tube 11 are connected in series by a connecting joint 10 with the wall thickness of 2 mm, the inner diameter of 15 mm and the length of 30 mm, then the drying tube 9 and the first adsorption tube 11 are connected to an air suction pump 12 by a connecting rubber tube 15 with the wall thickness of 2 mm, the inner diameter of 15 mm and the length of 2000 mm, and then the sampling work is carried out by opening the air suction pump 12The sampling accumulated working time is 60min, the sampling flow is 100L/min, the sampling volume is accumulated to 6 cubic meters, the adsorption film 8 is replaced every 20 minutes, before the adsorption film 8 is replaced, the air suction pump 12 needs to be closed, then the adsorption film 8 in the particle sampling head is taken down by tweezers, the adsorption film is folded in half and then put into an envelope for sealing, after the sampling is finished, the connecting rubber tube 15 connected to the air suction pump 12 is firstly pulled down, then the circular truncated cone tube 3, the adsorption film 8 and the first adsorption tube 11 are respectively connected with the two ends of the first adsorption tube 11 by rubber tubes and put into a plastic bag for sealing, the drying tube 9 is not used, then 3 adsorption films 8 after the sampling are weighed by one hundred thousand electronic balances in a balance chamber, and the total weight W of the adsorption film 8 is recorded3Microgram, the weight of the particulate matter is W3-W1Microgrammes; then, in the balance room, the rubber tube enclosing the first adsorption tube 11 is pulled out first, and then the first adsorption tube 11 is weighed by using one-hundred-ten-thousandth of electronic balance together, and the total weight W of the first adsorption tube 11 is recorded4Microgram, the weight of each gas component adsorbed by the activated carbon is W4-W2Microgram, then calculated according to the formula:
Hm＝【(W3-W1)+(W4-W2)】/V
in the formula: hm is the total concentration of the components of the dust haze, microgram/cubic meter; w is a group of3-W1: particulate matter weight, microgram; w4-W2: weight of each gas component, micrograms; v: sample volume, cubic meters.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a sampling device of collection atmosphere ash haze sample, includes connecting pipe (1), fixed pipe (2), round platform pipe (3), gasket (4), internal thread pipe (5), interior screwed ring (6), sealing ring (7), adsorption film (8), drying tube (9), attach fitting (10), first adsorption tube (11), aspiration pump (12), stabilize seat (13), fixed bolster (14) and connect rubber tube (15), its characterized in that: the utility model discloses a round platform pipe, including round platform pipe (3), gasket (4) have been placed on the inside top of round platform pipe (3), adsorption film (8) have been placed on the top of gasket (4), sealing ring (7) have been placed on the top of adsorption film (8), the laminating of the top of sealing ring (7) and the bottom of interior screw ring (6) simultaneously, and interior screw ring (6) are connected through the spiral cooperation with interior screw pipe (5), bottom fixedly connected with connecting pipe (1) of round platform pipe (3), there is drying tube (9) bottom of connecting pipe (1) through spacing joint series connection, there is first adsorption tube (11) bottom of drying tube (9) through connecting joint (10) series connection, first adsorption tube (11) are connected with the one end of connecting rubber tube (15).
2. The sampling device of claim 1, wherein the sampling device is characterized in that: the bottom end of the fixed pipe (2) is fixedly connected with a fixed support (14).
3. The sampling device of claim 1, wherein the sampling device is characterized in that: the fixed support (14) is fixedly connected to the stable seat (13).
4. The sampling device of claim 1, wherein the sampling device is characterized in that: the other end of the connecting rubber tube (15) is fixedly connected with the air inlet end of the air suction pump (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220446612.3U CN216816183U (en) | 2022-03-03 | 2022-03-03 | Sampling device for collecting atmospheric dust-haze sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220446612.3U CN216816183U (en) | 2022-03-03 | 2022-03-03 | Sampling device for collecting atmospheric dust-haze sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216816183U true CN216816183U (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220446612.3U Active CN216816183U (en) | 2022-03-03 | 2022-03-03 | Sampling device for collecting atmospheric dust-haze sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216816183U (en) |
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- 2022-03-03 CN CN202220446612.3U patent/CN216816183U/en active Active
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Effective date of registration: 20230508 Address after: 150000 floor 10, building 8, Harbin Songbei (Shenzhen Longgang) science and Technology Innovation Industrial Park, 3043 Zhigu Second Street, Songbei District, Harbin, Heilongjiang Patentee after: Heilongjiang Zhongce Testing Technology Co.,Ltd. Address before: 150000 environmental monitoring center station, No.68 Jianguo Street, Daoli District, Harbin City, Heilongjiang Province Patentee before: Wang Jian |