CN109163944A - A kind of sampler of Multi-stage heating - Google Patents
A kind of sampler of Multi-stage heating Download PDFInfo
- Publication number
- CN109163944A CN109163944A CN201811118695.8A CN201811118695A CN109163944A CN 109163944 A CN109163944 A CN 109163944A CN 201811118695 A CN201811118695 A CN 201811118695A CN 109163944 A CN109163944 A CN 109163944A
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- China
- Prior art keywords
- shell
- heater
- tracheae
- heating
- temperature
- 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.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 67
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000003546 flue gas Substances 0.000 claims abstract description 24
- 238000005070 sampling Methods 0.000 claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 14
- 239000000779 smoke Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 241001251094 Formica Species 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 5
- 239000010445 mica Substances 0.000 description 4
- 229910052618 mica group Inorganic materials 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- G01N1/2247—Sampling from a flowing stream of gas
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of samplers of Multi-stage heating, including sampling part, level-one heating component, second level heating component, temperature sensor and singlechip chip；Level-one heating component includes that first shell, tracheae and self limiting temperature heating cable, the tracheae of hollow type are set in first shell, and the arrival end of tracheae is connected with the outlet end of sampling part；Self limiting temperature heating cable is wrapped on tracheae；Second level heating component includes the second shell and heater of hollow type；The entrance of second shell is connected with the outlet of first shell；Heater is set in second shell, and arrival end is connected with the outlet end of tracheae, and outlet end is connected with the outlet end of second shell；Temperature sensor is set in heater, acquires the gas temperature angle value in heater；The input terminal of singlechip chip is connected with the output end of temperature sensor, and output end is connected with the control terminal of heater.The present invention can be realized flue gas and quickly reach demand temperature, therefore will not impact to measurement, and will not damage to entire gas circuit.
Description
Technical field
The invention belongs to industrial detection technical fields, and in particular to a kind of sampler of Multi-stage heating, in flue
The sampling and heating of portion's flue gas.
Background technique
In the prior art, feeler lever majority uses primary heating to be difficult quick arrival demand temperature because flue gas flow rate is fast in the industry
Degree；In industrial detection equipment, demand temperature, such as 100 DEG C or more are not achieved under test gas, then can have vapor in flue gas,
In optical measurement, the presence of vapor will affect measurement；In routine use, vapor can be mixed with the particulate matter in flue gas
It closes, will cause the blocking of pipeline, to damage to entire gas circuit.
Summary of the invention
In view of the above-mentioned problems, the present invention proposes a kind of sampler of Multi-stage heating, quick arrival demand temperature can be realized
Degree, therefore measurement will not be impacted, and entire gas circuit will not be damaged.
It realizes above-mentioned technical purpose, reaches above-mentioned technical effect, the invention is realized by the following technical scheme:
A kind of sampler of Multi-stage heating, comprising:
Part is sampled, the sampling part is for carrying out smoke sampling；
Level-one heating component, the level-one heating component include first shell, tracheae and the self limiting temperature heating electricity of hollow type
Cable, the tracheae are set in first shell, are coaxially disposed with first shell, the outlet end of the arrival end of tracheae and the sampling part
It is connected；The self limiting temperature heating cable is wrapped on the tracheae, for heating to endotracheal gas；
Second level heating component, the second level heating component include the second shell and heater of hollow type；The second shell
The entrance of body is connected with the outlet of the first shell；The heater is set in second shell, arrival end and the tracheae
Outlet end be connected, outlet end is connected with the outlet end of the second shell；
Temperature sensor, the temperature sensor are set in heater, acquire the gas temperature angle value in heater；
Singlechip chip, the input terminal of the singlechip chip are connected with the output end of the temperature sensor, output
End is connected with the control terminal of the heater.
Preferably, the sampling part is sampling mouth, and the entrance of the sampling mouth faces flue gas stream.
Preferably, the self limiting temperature heating cable uniform winding is on the tracheae.
Preferably, the tracheae is made of stainless steel.
Preferably, the heater is mica heater or heater cast.
Preferably, the first shell and second shell are integrally formed.
Preferably, the heating temperature of the self limiting temperature heating cable is 120 DEG C, for heating endotracheal flue-gas temperature
To 120 DEG C.
Compared with prior art, beneficial effects of the present invention:
The present invention proposes a kind of sampler of Multi-stage heating, has been sequentially arranged level-one heating unit and second level heating is single
Member is preheated first with level-one heating unit, and flue gas is enabled to be heated to 120 DEG C；Recycle second level heating single
Member reheats aforementioned 120 DEG C of flue gas, to reach the temperature of needs, realizes flue gas and quickly reaches demand temperature, from
Without being impacted to measurement, and entire gas circuit will not be damaged.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment of the present invention；
Wherein: 1- sampling part, 2- first shell, 3- tracheae, 4- self limiting temperature heating cable, 5- second shell, 6- heater,
7- temperature sensor.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Application principle of the invention is explained in detail with reference to the accompanying drawing.
As shown in Figure 1, can be realized flue gas the present invention provides a kind of sampler of Multi-stage heating and quickly reach demand
Temperature, therefore will not measure and impact, and entire gas circuit will not be damaged；
Specifically, the sampler of the Multi-stage heating includes:
Part 1 is sampled, the sampling part 1 is for carrying out smoke sampling；In a preferred embodiment of the invention, the sampling part
1 is sampling mouth, and the entrance of the sampling mouth faces flue gas stream；
Level-one heating component, the level-one heating component include first shell 2, tracheae 3 and the self limiting temperature heating of hollow type
Cable 4；The tracheae 3 is set in first shell 2, is coaxially disposed with first shell 2, the first shell 2 for realizing heat preservation,
The arrival end of tracheae 3 is connected with the outlet end of the sampling part 1；The self limiting temperature heating cable 4 is wrapped on the tracheae 3,
In a preferred embodiment of the invention, self limiting temperature heating 4 uniform winding of cable is on the tracheae 3, for in tracheae 3
Gas heated；In other embodiments of the invention, the self limiting temperature heating cable 4, which can also be, anisotropically winds
On the tracheae 3；The heating temperature of the self limiting temperature heating cable 4 is 120 DEG C, for adding the flue-gas temperature in tracheae 3
Heat is to 120 DEG C；In a specific embodiment of the invention, the tracheae 3 is made of stainless steel, such as stainless using 316L
Steel, acid-proof alkaline are good；In other embodiments of the invention, the tracheae 3 can also be made of other metal materials；
Second level heating component, the second level heating component include the second shell 5 and heater 6 of hollow type；Described second
The entrance of shell 5 is connected with the outlet of the first shell 2；The heater 6 is set in second shell 5, arrival end and institute
The outlet end for stating tracheae 3 is connected, and outlet end is connected with the outlet end of the second shell 5, as described in Figure 1, the heater 6
Outlet end at be equipped with through-hole；Through-hole also is provided at 5 export corresponding position of second shell, 6 exit of heater
Through-hole is connected with the through-hole in 5 exit of second shell by a tracheae, is exported for realizing by flue gas；In one kind of the invention
In specific embodiment, the heater 6 is mica heater；In other embodiments of the invention, the heater 6 can be with
It is heater cast；The concrete model and structure of heater 6 are not limited in the present invention, gas is carried out as long as can be realized
The heater 6 of heating can be used；In a specific embodiment of the invention, for the ease of production, the second shell 5
It is integrally formed with first shell 2.
Temperature sensor 7, the temperature sensor are set in heater 6, acquire the gas temperature angle value in heater 6；
Singlechip chip, the input terminal of the singlechip chip are connected with the output end of the temperature sensor, output
End is connected with the control terminal of the heater 6.
In conclusion the working principle of the sampler of the Multi-stage heating in the present invention specifically:
(1) negative pressure is manufactured using the air conveyor for being set to second level heating component exit, flue gas is pumped into from sampling mouth
It is intratracheal in level-one heating component；
(2) level-one heating is carried out to flue gas by being set to the self limiting temperature heating cable outside tracheae, the temperature of flue gas is heated
To 120 DEG C；
(3) flue gas with 120 DEG C enters in second level heating component, and the temperature of flue gas is heated to reality by mica heater
The demand temperature on border, and the intracorporal flue-gas temperature of temperature sensor real-time monitoring second shell is utilized, cooperation singlechip chip control
The working condition of mica heater, by the heating and temperature control of flue gas in 190~250 DEG C, eventually by second level heating component
Outlet export flue gas.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (7)
1. a kind of sampler of Multi-stage heating characterized by comprising
Part is sampled, the sampling part is for carrying out smoke sampling；
Level-one heating component, the level-one heating component include first shell, tracheae and the self limiting temperature heating cable of hollow type, institute
Tracheae is stated in first shell, is coaxially disposed with first shell, the arrival end of tracheae is connected with the outlet end of the sampling part；
The self limiting temperature heating cable is wrapped on the tracheae, for heating to endotracheal gas；
Second level heating component, the second level heating component include the second shell and heater of hollow type；The second shell
Entrance is connected with the outlet of the first shell；The heater is set in second shell, and arrival end goes out with the tracheae
Mouth end is connected, and outlet end is connected with the outlet end of the second shell；
Temperature sensor, the temperature sensor are set in heater, acquire the gas temperature angle value in heater；
Singlechip chip, the input terminal of the singlechip chip are connected with the output end of the temperature sensor, output end with
The control terminal of the heater is connected.
2. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the sampling part is sampling
The entrance of mouth, the sampling mouth faces flue gas stream.
3. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the self limiting temperature heats cable
Uniform winding is on the tracheae.
4. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the tracheae is by stainless steel
At.
5. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the heater adds for mica
Hot device or heater cast.
6. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the first shell and second
Shell is integrally formed.
7. a kind of sampler of Multi-stage heating according to claim 1, it is characterised in that: the self limiting temperature heats cable
Heating temperature be 120 DEG C, for endotracheal flue-gas temperature to be heated to 120 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811118695.8A CN109163944A (en) | 2018-09-26 | 2018-09-26 | A kind of sampler of Multi-stage heating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811118695.8A CN109163944A (en) | 2018-09-26 | 2018-09-26 | A kind of sampler of Multi-stage heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109163944A true CN109163944A (en) | 2019-01-08 |
Family
ID=64880515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811118695.8A Pending CN109163944A (en) | 2018-09-26 | 2018-09-26 | A kind of sampler of Multi-stage heating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109163944A (en) |
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|---|---|---|---|---|
| TWM268548U (en) * | 2004-09-24 | 2005-06-21 | Hong Chang Electric Heater Tec | Structure of a gas heating module |
| CN102288459A (en) * | 2011-07-13 | 2011-12-21 | 北京雪迪龙科技股份有限公司 | On-line analytical system for garbage incineration flue gas |
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| CN102721599A (en) * | 2012-05-03 | 2012-10-10 | 北京承天示优科技有限公司 | Heating device for gas sampling |
| US20130209330A1 (en) * | 2012-02-14 | 2013-08-15 | Horiba, Ltd. | Exhaust gas sampling device |
| CN103335970A (en) * | 2013-06-28 | 2013-10-02 | 聚光科技(杭州)股份有限公司 | Flue gas denitration monitoring system and method |
| CN203385596U (en) * | 2013-08-12 | 2014-01-08 | 西克麦哈克（北京）仪器有限公司 | High-temperature sampling probe |
| CN203587579U (en) * | 2013-11-19 | 2014-05-07 | 中国神华能源股份有限公司 | Online continuous smoke monitoring system |
| CN204101336U (en) * | 2014-10-17 | 2015-01-14 | 南京国电环保科技有限公司 | Portable sampling feeler lever |
| CN105547949A (en) * | 2016-01-29 | 2016-05-04 | 中绿环保科技股份有限公司 | Removable low-concentration dust meter |
| CN105954184A (en) * | 2016-06-21 | 2016-09-21 | 西安交通大学 | Flue gas low-temperature corrosion experiment device method for multi-factor quantitative regulation |
| CN107219115A (en) * | 2017-07-27 | 2017-09-29 | 中绿环保科技股份有限公司 | Pretreatment system in extraction-type particulate matter on-line monitoring system |
| CN209231041U (en) * | 2018-09-26 | 2019-08-09 | 苏州曼德克光电有限公司 | A kind of sampler of Multi-stage heating |
-
2018
- 2018-09-26 CN CN201811118695.8A patent/CN109163944A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM268548U (en) * | 2004-09-24 | 2005-06-21 | Hong Chang Electric Heater Tec | Structure of a gas heating module |
| US20120011943A1 (en) * | 2010-07-14 | 2012-01-19 | Horiba Stec, Co., Ltd. | Liquid sample heating vaporizer |
| CN102288459A (en) * | 2011-07-13 | 2011-12-21 | 北京雪迪龙科技股份有限公司 | On-line analytical system for garbage incineration flue gas |
| US20130209330A1 (en) * | 2012-02-14 | 2013-08-15 | Horiba, Ltd. | Exhaust gas sampling device |
| CN102721599A (en) * | 2012-05-03 | 2012-10-10 | 北京承天示优科技有限公司 | Heating device for gas sampling |
| CN103335970A (en) * | 2013-06-28 | 2013-10-02 | 聚光科技(杭州)股份有限公司 | Flue gas denitration monitoring system and method |
| CN203385596U (en) * | 2013-08-12 | 2014-01-08 | 西克麦哈克（北京）仪器有限公司 | High-temperature sampling probe |
| CN203587579U (en) * | 2013-11-19 | 2014-05-07 | 中国神华能源股份有限公司 | Online continuous smoke monitoring system |
| CN204101336U (en) * | 2014-10-17 | 2015-01-14 | 南京国电环保科技有限公司 | Portable sampling feeler lever |
| CN105547949A (en) * | 2016-01-29 | 2016-05-04 | 中绿环保科技股份有限公司 | Removable low-concentration dust meter |
| CN105954184A (en) * | 2016-06-21 | 2016-09-21 | 西安交通大学 | Flue gas low-temperature corrosion experiment device method for multi-factor quantitative regulation |
| CN107219115A (en) * | 2017-07-27 | 2017-09-29 | 中绿环保科技股份有限公司 | Pretreatment system in extraction-type particulate matter on-line monitoring system |
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