CN106018009A - Air sampling head capable of ensuring uniform sampling - Google Patents
Air sampling head capable of ensuring uniform sampling Download PDFInfo
- Publication number
- CN106018009A CN106018009A CN201610601076.9A CN201610601076A CN106018009A CN 106018009 A CN106018009 A CN 106018009A CN 201610601076 A CN201610601076 A CN 201610601076A CN 106018009 A CN106018009 A CN 106018009A
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- CN
- China
- Prior art keywords
- sampling head
- sampling
- head body
- air
- section
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- 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
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
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- 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
- G01N1/2273—Atmospheric sampling
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- 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 an air sampling head capable of ensuring uniform sampling. The air sampling head comprises a sampling head body, a connecting section and a sampling port, wherein the connecting section is arranged at the top end of the left side of the sampling head body; a cushioning section is arranged at the right end of the connecting section; a clamping buckle is arranged at the right end of the cushioning section on the surface of the sampling head body; a clamping groove is formed in the sampling head body; a flow mixing section is arranged on the right side of the clamping groove in the sampling head body; a heating layer is arranged in the flow mixing section on the inner wall of the sampling head body; a flow mixing device is arranged in the right end of the sampling head body, and consists of multiple flow mixing plates with different lengths; air vents are formed between the flow mixing plates; the sampling port is formed in the top of the right end of the sampling head body. Fiberglass filter paper in the sampling head is convenient to replace; during sampling with the sampling head, moisture in the air can be effectively removed, and the condition that more moisture enters the apparatus to damage the apparatus is prevented; during sampling with the sampling head, particulate matters in the air are uniformly mixed, so that constant speed sampling with the apparatus is facilitated.
Description
Technical field
The present invention relates to field of environment protection equipment, the air sampling head of a kind of uniform sampling.
Background technology
Along with developing rapidly of China's economy, the living standard of people is also improving constantly, but follow economic development and come is exactly problem of environmental pollution, China's problem of environmental pollution ratio is more serious at present, in China various places, atmospheric pollution ratio is more serious, the phenomenons such as haze weather often occur, therefore particularly important for the control of environmental pollution, during environmental pollution improvement, need surrounding air is detected, surrounding air is sampled, I crosses the sampling head simple in construction of surrounding air at present, function singleness, the too high imagination causing local not reach isokinetic sampling of local air pollution substrate concentration is there is when sampling, and the humidity of surrounding air is bigger when of the rainy day, moisture is more, moisture enters instrument internal by sampling head and causes instrument damage.
Summary of the invention
It is an object of the invention to provide the air sampling head of a kind of uniform sampling, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme: the air sampling head of a kind of uniform sampling, including sampling head body, linkage section, thief hatch, on the left of described sampling head body, top is provided with linkage section, and linkage section surface is provided with screw thread；Described linkage section right-hand member is provided with breeze way；The described breeze way section of having is positioned at sampling head body surface and is provided with buckle, and sampling head body interior is provided with draw-in groove, and draw-in groove is connected in sampling head inner body wall；It is positioned at sampling head body interior on the right of described draw-in groove and is provided with mixed flow section, be positioned at sampling head inner body wall in mixed flow section and be provided with zone of heating；Being provided with flow mixing device inside described sampling head body right-hand member, flow mixing device is made up of multiple bridge inserts different in size；It is provided with passage between each bridge insert described；Described sampling head body right-hand member top is provided with thief hatch.
As the further scheme of the present invention: described sampling head body is that metal material is made.
As the present invention further scheme: described breeze way is conical structure.
As the present invention further scheme: described zone of heating is electrically connected with sampling head outer body power supply, is filled with heater strip in zone of heating.
As the present invention further scheme: be crisscross arranged between described bridge insert.
Compared with prior art, the invention has the beneficial effects as follows: this sampling head simple in construction, easy to use, glass fiber filter paper within sampling head is changed easier, this sampling head can prevent relatively juicy from entering instrument internal cause instrument damage, and this sampling head particulate matter mix homogeneously of inside air when sampling effectively by the moisture removal of inside air when sampling, being easy to instrument isokinetic sampling, testing result is accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the air sampling head of uniform sampling.
In figure: 1-sampling head body；2-linkage section；3-thief hatch；4-buckle；5-draw-in groove；6-breeze way；7-mixed flow section；8-zone of heating；9-flow mixing device；10-bridge insert；11-passage.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Referring to Fig. 1, in the embodiment of the present invention, the air sampling head of a kind of uniform sampling, including sampling head body 1, linkage section 2, thief hatch 3；Described sampling head body 1 is made for metal material, and on the left of sampling head body 1, top is provided with linkage section 2, and linkage section 2 surface is provided with screw thread；Described linkage section 2 right-hand member is provided with breeze way 6, and breeze way 6 is conical structure；Described breeze way 6 section of having is positioned at sampling head body 1 surface and is provided with buckle 4, and sampling head body 1 is internal is provided with draw-in groove 5, and draw-in groove 5 is connected on sampling head body 1 inwall；Being positioned at sampling head body 1 inside on the right of described draw-in groove 5 and be provided with mixed flow section 7, be positioned at sampling head body 1 inwall and be provided with zone of heating 8 in mixed flow section 7, outside zone of heating 8 and sampling head body 1, power supply is electrically connected with, and is filled with heater strip in zone of heating 8；Being provided with flow mixing device 9 inside described sampling head body 1 right-hand member, flow mixing device 9 is made up of multiple bridge inserts 10 different in size；It is provided with passage 11 between each bridge insert 10 described, is crisscross arranged between bridge insert 10；Described sampling head body 1 right-hand member top is provided with thief hatch 3；nullWhen utilizing sampling head body 1 to sample，It is internal that air enters flow mixing device 9 from thief hatch 3，Flow mixing device 9 is internal to be made up of the bridge insert 10 of length one，Air enters mixed flow section 7 by the passage within flow mixing device 9，In mixed flow section 7，The particulate matter mix homogeneously of inside air，It is positioned at sampling head body 1 inwall in mixed flow section 7 and is provided with zone of heating 8，Air is heated by zone of heating 8 by internal heater strip，Prevent air endogenous cause of ill humidity bigger、Moisture more entrance sampling head body 1 is internal causes instrument damage，Air after heating enters draw-in groove 5，It is provided with glass fiber filter paper in draw-in groove 5，Glass fiber filter paper filters out the particulate matter in air，Air after filtration enters breeze way 6 and enters instrument internal by connector 2，Get rid of from instrument steam vent，It is provided with glass fiber filter paper in draw-in groove 5，When glass fiber filter paper changed by needs，Open buckle 4，Say that draw-in groove 5 is extracted out，Change glass fiber filter paper，It is convenient to change.This sampling head simple in construction, easy to use, glass fiber filter paper within sampling head is changed easier, this sampling head can be effectively by the moisture removal of inside air when sampling, prevent relatively juicy from entering instrument internal and cause instrument damage, and this sampling head particulate matter mix homogeneously of inside air when sampling, it is simple to instrument isokinetic sampling, testing result is accurate.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (5)
1. an air sampling head for uniform sampling, including sampling head body (1), linkage section (2), thief hatch (3), it is characterised in that top, described sampling head body (1) left side is provided with linkage section (2), and linkage section (2) surface is provided with screw thread；Described linkage section (2) right-hand member is provided with breeze way (6)；Described breeze way (6) section of having is positioned at sampling head body (1) surface and is provided with buckle (4), and sampling head body (1) is internal is provided with draw-in groove (5), and draw-in groove (5) is connected on sampling head body (1) inwall；Described draw-in groove (5) the right is positioned at sampling head body (1) inside and is provided with mixed flow section (7), is positioned at sampling head body (1) inwall and is provided with zone of heating (8) in mixed flow section (7)；Being provided with flow mixing device (9) inside described sampling head body (1) right-hand member, flow mixing device (9) is made up of multiple bridge inserts (10) different in size；It is provided with passage (11) between described each bridge insert (10)；Described sampling head body (1) right-hand member top is provided with thief hatch (3).
The air sampling head of a kind of uniform sampling the most according to claim 1, it is characterised in that described sampling head body (1) is that metal material is made.
The air sampling head of a kind of uniform sampling the most according to claim 1, it is characterised in that described breeze way (6) is conical structure.
The air sampling head of a kind of uniform sampling the most according to claim 1, it is characterised in that described zone of heating (8) is electrically connected with sampling head body (1) outside power supply, and zone of heating is filled with heater strip in (8).
The air sampling head of a kind of uniform sampling the most according to claim 1, it is characterised in that described bridge insert is crisscross arranged between (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601076.9A CN106018009A (en) | 2016-07-28 | 2016-07-28 | Air sampling head capable of ensuring uniform sampling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610601076.9A CN106018009A (en) | 2016-07-28 | 2016-07-28 | Air sampling head capable of ensuring uniform sampling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106018009A true CN106018009A (en) | 2016-10-12 |
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ID=57115329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610601076.9A Pending CN106018009A (en) | 2016-07-28 | 2016-07-28 | Air sampling head capable of ensuring uniform sampling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106018009A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557121A (en) * | 2020-12-08 | 2021-03-26 | 成都市环境保护科学研究院 | Collection system and collection method for atmospheric volatile organic compounds |
| CN117907549A (en) * | 2024-03-19 | 2024-04-19 | 南京浦蓝大气环境研究院有限公司 | Multi-region detection device for quality of stretching atmospheric environment |
-
2016
- 2016-07-28 CN CN201610601076.9A patent/CN106018009A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557121A (en) * | 2020-12-08 | 2021-03-26 | 成都市环境保护科学研究院 | Collection system and collection method for atmospheric volatile organic compounds |
| CN117907549A (en) * | 2024-03-19 | 2024-04-19 | 南京浦蓝大气环境研究院有限公司 | Multi-region detection device for quality of stretching atmospheric environment |
| CN117907549B (en) * | 2024-03-19 | 2024-05-14 | 南京浦蓝大气环境研究院有限公司 | Multi-region detection device for quality of stretching atmospheric environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161012 |
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| WD01 | Invention patent application deemed withdrawn after publication |