CN108195635A - A kind of exhaust gas sampling apparatus - Google Patents
A kind of exhaust gas sampling apparatus Download PDFInfo
- Publication number
- CN108195635A CN108195635A CN201711439282.5A CN201711439282A CN108195635A CN 108195635 A CN108195635 A CN 108195635A CN 201711439282 A CN201711439282 A CN 201711439282A CN 108195635 A CN108195635 A CN 108195635A
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- CN
- China
- Prior art keywords
- chamber
- exhaust gas
- sampling apparatus
- shell
- gas sampling
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- 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.)
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Classifications
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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
Abstract
The present invention provides a kind of exhaust gas sampling apparatus, including：First shell, define first chamber, second chamber and third chamber, first chamber and second chamber are spaced apart setting, first chamber has the first import and first outlet, the size of first outlet is less than the size of the first import, second chamber has the second import and a second outlet, and first outlet and second outlet are respectively with third chamber with to third chamber outlet；Air extractor, to form air-flow in first chamber；Drainage tube, one end of drainage tube connect with first shell and with third chamber；Second shell, defines the 4th chamber, the other end of drainage tube connect with second shell and with the 4th chamber；Detection device, detection device are set in the 4th chamber to detect exhaust gas.Exhaust gas sampling apparatus according to embodiments of the present invention, the structure being combined using first chamber, second chamber and third chamber can quickly realize that exhaust gas samples, and improve testing precision, energy saving.
Description
Technical field
The present invention relates to environmental protection tests technical field, more particularly to a kind of exhaust gas sampling apparatus.
Background technology
Discharge exhaust gas is frequently necessary in industrial production and life, exhaust gas seriously endangers environmental and human health impacts, administering
During monitoring of environmental, need to be detected exhaust gas and control.Exhaust gas sampling apparatus usually used at present usually exists
A certain amount of exhaust gas of acquisition, then takes out the exhaust gas in exhaust gas sampling apparatus and is detected analysis in regular hour, time-consuming to take
Power.And collect sampling and detect integrated exhaust gas sampling apparatus in sampling process, since air turbulence can influence testing result,
Sampling time is long, and accuracy in detection declines.
Invention content
In view of this, the present invention provides a kind of exhaust gas sampling apparatus.
In order to solve the above technical problems, the present invention uses following technical scheme：
Exhaust gas sampling apparatus according to embodiments of the present invention, including：First shell defines first in the first shell
Chamber, second chamber and third chamber, the first chamber and the second chamber are spaced apart setting, and the first chamber has
First import and first outlet, the size of the first outlet are less than the size of first import, and the second chamber has
Second import and second outlet, the first outlet and the second outlet are respectively with the third chamber with to described
Three chamber outlets；Air extractor, the air extractor are set in the first chamber to form air-flow；Drainage tube, the drainage
One end of pipe connect with the first shell and with the third chamber；Second shell is defined in the second shell
4th chamber, the other end of the drainage tube connect with the second shell and with the 4th chamber；Detection device, institute
Detection device is stated in the 4th chamber for detection exhaust gas.
Further, the quantity of the first chamber is 2 or more, periphery of the first chamber along the second chamber
It is arranged spaced apart.
Further, second entrance is equipped with the baffle for stretching out the first shell.
Further, the third chamber is stretched into one end of the drainage tube, and the other end of the drainage tube stretches into described
4th chamber.
Further, the other end of the drainage tube is equipped with horn opening.
Further, the detection device includes：Concentration Testing component, the Concentration Testing component are described useless for detecting
Gas concentration；Concentration comparing component, the concentration comparing component are used for the size of the exhaust gas concentration and preset value.
Further, the detection device includes：Wind-force test suite, the wind-force test suite is for testing described the
The air-flow velocity of the indoor exhaust gas of four chambers.
Further, the exhaust gas sampling apparatus further includes：Display device, the display device are set on the second shell
Outside, the display device are electrically connected with the detection device and/or the wind-force test suite.
Further, the exhaust gas sampling apparatus further includes：Solar power supply apparatus, the solar power supply apparatus difference
It is connect with the air extractor and the detection device.
Further, the air extractor is pumping wind turbine.
Above-mentioned technical proposal of the present invention has the beneficial effect that：
Cup holder device according to embodiments of the present invention is filled by using first chamber, second chamber, third chamber and detection
Put the device of combination, by reducing the pressure at first outlet, the power for not needing to be additional can make exhaust gas from the second import into
Enter second chamber and form air-flow, so as to fulfill exhaust gas sampling and exhaust gas Preliminary detection, the sampling time can not only be shortened, moreover it is possible to
Accuracy of detection is improved, it is energy saving.
Description of the drawings
Fig. 1 is the structure diagram of the exhaust gas sampling apparatus of the embodiment of the present invention.
Reference numeral：
Exhaust gas sampling apparatus 100；
First shell 10；First chamber 11；Second chamber 12；Third chamber 13；First import 14；First outlet 15；The
Two imports 16；Second outlet 17；
Air extractor 20；Drainage tube 30；
Second shell 40；4th chamber 41；
Detection device 50；Display device 60.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
Attached drawing, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill
Personnel's all other embodiments obtained, shall fall within the protection scope of the present invention.
Cup holder device 100 according to embodiments of the present invention is specifically described below in conjunction with the accompanying drawings.
As shown in Figure 1, exhaust gas sampling apparatus 100 according to embodiments of the present invention include first shell 10, air extractor 20,
Drainage tube 30, second shell 40 and detection device 50.
Specifically, first chamber 11, second chamber 12 and third chamber 13, first chamber are defined in first shell 10
11 and second chamber 12 be spaced apart setting, first chamber 11 have the first import 14 and first outlet 15, the ruler of first outlet 15
The very little size for being less than the first import 14, second chamber 12 have the second import 16 and second outlet 17, first outlet 15 and second
Outlet 17 connects respectively with third chamber 13 with to 13 outlet of third chamber, air extractor 20 is set in first chamber 11 to be formed
Air-flow, one end of drainage tube 30 connect with first shell 10 and are connected with third chamber 13, and the 4th is defined in second shell 40
Chamber 41, the other end of drainage tube 30 connect with second shell 40 and are connected with the 4th chamber 41, and detection device 50 is set on the 4th
For detection exhaust gas in chamber 41.
In other words, exhaust gas sampling apparatus 100 according to embodiments of the present invention mainly by first shell 10, air extractor 20,
Drainage tube 30, second shell 40 and detection device 50 form, and first chamber 11 and second chamber 12 are spaced apart setting, first chamber
11 and second chamber 12 connected respectively with third chamber 13, air extractor 20 is equipped in first chamber 11, passes through air extractor 30
Exhaust gas is sucked by the first import 14 in first chamber 11, and passes through first outlet 15 and enters third chamber 13, due to first
The size of outlet 15 is less than the size of the first import 14, therefore the gas flow rate at first outlet 15 is more than at the first import 14
Gas flow rate, it should be noted that be formed as converging transition at first outlet 15, the pressure at first outlet 15 becomes smaller, even
Negative pressure is formed, the gas in second chamber 12 enters third chamber 13 under the action of negative pressure at this time, and exhaust gas is from the second import 16
Into second chamber 12, third chamber 13 is entered by second outlet 17, forms air-flow, while the air-flow in third chamber 13 leads to
It crosses drainage tube 30 and enters the 4th chamber 41, steady air current and its concentration, the parameters such as flow velocity can be detected by detection device 50.
It should be noted that second shell 40 can also be equipped with air outlet will detect the exhaust gas finished discharge.
Exhaust gas sampling apparatus 100 according to embodiments of the present invention as a result, by using first shell 10, air extractor 20,
The device that drainage tube 30, second shell 40 and detection device 50 are combined, can shorten the sampling time, and energy saving, air-flow is steady
It is fixed, improve accuracy of detection.
According to one embodiment of present invention, the quantity of first chamber 11 is 2 or more, and first chamber 11 is along second chamber
12 periphery is arranged spaced apart.Multiple first chambers 11 are installed with that is, can be spaced in the periphery of second chamber 12, it is more
A first chamber 11 can be equally spaced.
In certain specific embodiments of the invention, the baffle for stretching out first shell 10 is equipped at the second import 16, the
The length that housing is stretched out in two imports 16 is longer than the length that housing is stretched out in the first import 14.
According to one embodiment of present invention, third chamber 13, the other end of drainage tube 30 are stretched into one end of drainage tube 30
The 4th chamber 41 is stretched into, the length of the external part at the both ends of drainage tube 30 can be adjusted, and then improve the air-flow of gas with various
Stability.
Further, the other end of drainage tube 30 is equipped with horn opening.
In certain specific embodiments of the invention, detection device 50 includes：Concentration Testing component and concentration comparative group
Part.
Specifically, Concentration Testing component is for detecting exhaust gas concentration, concentration comparing component for compare exhaust gas concentration with it is pre-
If the size of value.
Further, detection device 50 includes：Wind-force test suite.
Specifically, wind-force test suite is used to test the air-flow velocity of the exhaust gas in the 4th chamber 41.
According to one embodiment of present invention, exhaust gas sampling apparatus 100 according to embodiments of the present invention further includes：Display dress
Put 60.
Specifically, display device 60 is set on 40 outside of second shell, and display device 60 is surveyed with detection device 50 and/or wind-force
Component electrical connection is tried, display device 60 may include display screen, and testing result etc. is shown by display screen, convenient for observing and adjusting in real time
It is whole.
Further, exhaust gas sampling apparatus 100 according to embodiments of the present invention further includes：Solar power supply apparatus.
Specifically, solar power supply apparatus can be connect with air extractor 20 and detection device 50 respectively, energy saving.
In certain specific embodiments of the invention, air extractor 20 can be pumping wind turbine, will be useless by being evacuated wind turbine
Aspiration enters in first chamber 11.
To sum up, exhaust gas sampling apparatus 100 according to embodiments of the present invention, can realize that exhaust gas sampling and exhaust gas are real-time
Preliminary detection can shorten the sampling time, improve accuracy of detection, energy saving.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, several improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of exhaust gas sampling apparatus, which is characterized in that including：
First shell defines first chamber, second chamber and third chamber, the first chamber and institute in the first shell
It states second chamber and is spaced apart setting, the first chamber has the first import and first outlet, and the size of the first outlet is small
In the size of first import, the second chamber has the second import and a second outlet, the first outlet and described the
Two outlets are respectively with the third chamber with to the third chamber outlet；
Air extractor, the air extractor are set in the first chamber to form air-flow；
Drainage tube, one end of the drainage tube connect with the first shell and with the third chamber；
Second shell, the 4th chamber is defined in the second shell, and the other end of the drainage tube connects with the second shell
Connect and with the 4th chamber；
Detection device, the detection device are set in the 4th chamber to detect exhaust gas.
2. exhaust gas sampling apparatus according to claim 1, which is characterized in that the quantity of the first chamber is 2 or more,
The first chamber is arranged spaced apart along the periphery of the second chamber.
3. exhaust gas sampling apparatus according to claim 2, which is characterized in that second entrance, which is equipped with, stretches out described the
The baffle of one housing.
4. exhaust gas sampling apparatus according to claim 1, which is characterized in that the third is stretched into one end of the drainage tube
Chamber, the other end of the drainage tube stretch into the 4th chamber.
5. exhaust gas sampling apparatus according to claim 4, which is characterized in that the other end of the drainage tube is equipped with tubaeform
Opening.
6. exhaust gas sampling apparatus according to claim 4, which is characterized in that the detection device includes：
Concentration Testing component, the Concentration Testing component are used to detect the exhaust gas concentration；
Concentration comparing component, the concentration comparing component are used for the size of the exhaust gas concentration and preset value.
7. exhaust gas sampling apparatus according to claim 6, which is characterized in that the detection device includes：
Wind-force test suite, the wind-force test suite are used to test the air-flow velocity of the indoor exhaust gas of the 4th chamber.
8. exhaust gas sampling apparatus according to claim 7, which is characterized in that further include：
Display device, the display device are set on the outside of the second shell, the display device and the detection device and/or
The wind-force test suite electrical connection.
9. exhaust gas sampling apparatus according to claim 8, which is characterized in that further include：
Solar power supply apparatus, the solar power supply apparatus are connect respectively with the air extractor and the detection device.
10. according to the exhaust gas sampling apparatus any in claim 1-9, which is characterized in that the air extractor is pumping
Wind turbine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439282.5A CN108195635B (en) | 2017-12-25 | 2017-12-25 | Waste gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711439282.5A CN108195635B (en) | 2017-12-25 | 2017-12-25 | Waste gas sampling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108195635A true CN108195635A (en) | 2018-06-22 |
| CN108195635B CN108195635B (en) | 2020-07-03 |
Family
ID=62584287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711439282.5A Active CN108195635B (en) | 2017-12-25 | 2017-12-25 | Waste gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108195635B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252303A (en) * | 2020-09-25 | 2022-03-29 | 霍尼韦尔国际公司 | Sampling point for smoke detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114252303A (en) * | 2020-09-25 | 2022-03-29 | 霍尼韦尔国际公司 | Sampling point for smoke detection |
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| Publication number | Publication date |
|---|---|
| CN108195635B (en) | 2020-07-03 |
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