CN109425504A - Gas sampling probe - Google Patents
Gas sampling probe Download PDFInfo
- Publication number
- CN109425504A CN109425504A CN201810400435.3A CN201810400435A CN109425504A CN 109425504 A CN109425504 A CN 109425504A CN 201810400435 A CN201810400435 A CN 201810400435A CN 109425504 A CN109425504 A CN 109425504A
- Authority
- CN
- China
- Prior art keywords
- chimney filter
- main part
- gas
- sampling probe
- protrusion
- 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
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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
Abstract
The present invention provides a kind of gas sampling probe that can be prevented flanged pipe from falling off from main part and fall.The gas sampling probe includes: sample gas discharge pipe (42), is connected to the inner space (41) of main part (20)；And the chimney filter (30) of tubular, its base end part (31) is mounted on inner space (41), sample gas (SG) is directed to sample gas discharge pipe (42) by chimney filter (30), base end part (31) in chimney filter (30), it is formed with the outer peripheral surface chimney filter protrusion (32) outstanding from chimney filter (30), in main part (20), the position of tip side is more leaned in the position of chimney filter protrusion (32) when than connection chimney filter (30), is formed with main part protrusion (52).
Description
Technical field
The present invention relates to a kind of gas sampling probes, more particularly to a kind of for acquiring the discharge gas flowed in flue
Body etc. and the gas sampling probe for being directed to analytical equipment.
Background technique
It include promising nuisance when making coal or heavy oil combustion from the combustion gas (sample gas) that boiler is discharged
The NO of matterX、SOX、COXEqual ingredients.Therefore, the gas analysis of the content of these ingredients in analysis combustion gas is developed
Device (referring for example to patent document 1).Using such gas analyzing apparatus, then the gas sample to being inserted into flue
Combustion gas collected of popping one's head in implements pretreatment etc., uses infrared ray gas analyzer or chemiluminescent analyzer etc.
Analytical equipment detects the content of the ingredient in combustion gas.
Fig. 3 is the schematic configuration diagram for indicating an example of general gas analyzing apparatus.In addition, by the side with ground level
To being set as X-direction, by with ground level and the direction vertical with X-direction is set as Y-direction, the side of X-direction and Y-direction will be perpendicular to
To being set as Z-direction.
Gas analyzing apparatus 200 is set as in order to analyze the burning row in the flue 10 of complete set of equipments along Z-direction flowing
NO in deflation body SGX、SOX、COXContent and the device that uses.Flue 10 extends along Z-direction, in the wall surface 11 of flue 10
Outer peripheral surface forms hubbed flange 12.
Gas analyzing apparatus 200 includes gas sampling probe 2, infrared ray gas analyzer 61, configuration in gas sample spy
Vacuum pump 62 between first 2 and infrared ray gas analyzer 61 and the purge gas introducing mechanism being connect with gas sampling probe 2
63。
The body shell portion 40 of gas sampling probe 2 including stainless steel, the chimney filter 130 being mounted in body shell portion 40 and
It is mounted on the flanged pipe 150 of the stainless steel in body shell portion 40.Also, main body is constituted by body shell portion 40 and flanged pipe 150
Portion 120.
Chimney filter 130 is that left and right directions (X-direction) becomes central axis and the cylinder with top end face (left side).Also,
The base end part (right part) 131 of chimney filter 130 is stainless steel, and forms thread groove in outer peripheral surface.In addition, from the top of chimney filter 130
End (left part) is formed as netted to middle part, to prevent solid component contained in combustion gas SG (hereinafter referred to as grey
Dirt) enter.
Body shell portion 40, which is with left and right directions (X-direction), is the cylindrical body of center axis, and in foring inside cylindrical body
Portion space 41.Also, the sample gas discharge being connected to inner space 41 is formed in the cardinal extremity face (right side) in body shell portion 40
Pipe 42 forms the purge gas ingress pipe 43 being connected to inner space 41 in a side (lower section in figure) for side wall.In addition, in main body
The top end face (left side) in shell portion 40 forms the threaded hole 44 being connected to inner space, and 131 quilt of base end part of chimney filter 130
It is installed on the threaded hole 44.
Vacuum pump 62 for acquiring combustion gas SG from flue 10 is connect with sample gas discharge pipe 42, and is used for
The purge gas introducing mechanism 63 and purge gas ingress pipe for flowing into purge gas (nitrogen or air etc.) in inner space 41
43 connections.
Flanged pipe 150, which is with left and right directions (X-direction), is the cylinder of center axis, and is formed in top end face (left side)
Flange 151 for being mounted on hubbed flange 12.Also, the inner peripheral surface of the base end part (right part) of flanged pipe 150 is installed in
The outer peripheral surface of 40 side wall of body shell portion.
The flange 151 of flanged pipe 150 has the multiple threaded holes penetrated through in (X-direction) in left and right directions, by making screw
The 70 perforation threaded holes, so as to mounting flange 151 and hubbed flange 12.Whereby, chimney filter 130 can be configured in flue
In 10, and by the configuration of main part 120 outside flue 10.
According to this gas analyzing apparatus 200, one starts vacuum pump 62, the combustion gas flowed in flue 10
Then SG will be imported into red by the inner space 41 that chimney filter 130 enters body shell portion 40 via sample gas discharge pipe 42
Outside line gas analyzer 61.Then, using infrared ray gas analyzer 61, containing for the ingredient in combustion gas SG is detected
Amount.
In addition, though dust contained in combustion gas SG can be gone when combustion gas SG passes through chimney filter 130
It removes, but if using for a long time, then the dust being attached on chimney filter 130 can be accumulated and cause to block.In order to solve this blocking,
By stopping vacuum pump 62 and flowing into purge gas from purge gas introducing mechanism 63, the dust of accumulation is made using purging air pressure
It flies to the outside of chimney filter 130 and removes dust.
Existing technical literature
Patent document
Patent document 1: Japanese Patent Laid-Open 11-190686 bulletin
Summary of the invention
Problems to be solved by the invention
However, then chimney filter 130 is sometimes since dust or toll bar are vortexed with gas sampling probe 2 as described above
Or purge gas etc. and resonance occurs to violent oscillatory motion, at this time, it may occur that with the cardinal extremity for the chimney filter 130 that thread mechanism screws togather
The coupling part relaxation of the threaded hole 44 in portion 131 and body shell portion 40, chimney filter 130 fall off from main part 120 and fall in flue
Situation in 10.In addition, in this case, chimney filter 130 can not be recycled if the operating of not arrestment entirety by existing, and
The problem of recycling may require that huge workload.
Therefore, the gas sample that will not be fallen off and fall from main part the object of the present invention is to provide a kind of chimney filter is visited
Head.
Technical means to solve problem
In order to solve the problems, such as that gas sampling probe of the invention that is as above and making includes: main part, it is formed with inside
Space, and it is formed with the sample gas discharge pipe being connected to the inner space；And the chimney filter of tubular, base end part with it is described
The mode of the inner space connection of main part is installed, and sample gas is directed to the sample gas by the chimney filter and is discharged
Pipe is formed in the base end part of the chimney filter from the outer peripheral surface chimney filter protrusion outstanding of the chimney filter, in the main part,
The position of chimney filter protrusion when than installing the chimney filter more leans on the position of tip side to be formed with main part protrusion.
The effect of invention
As described above, gas sampling probe according to the present invention, can prevent from falling off because of chimney filter from main part caused
The failures such as complete set of equipments operating stops, complete set of equipments itself is impaired occur.
(other technical means to solve problem and effect)
In addition, gas sampling probe of the invention can also be set as: being formed with threaded hole in the main part, and in the filter
Thread groove is formed on the outer peripheral surface of the base end part of pipe, the chimney filter utilizes the spiral shell being made of the threaded hole and the thread groove
Line mechanism and be installed on the main part.
Furthermore, it is understood that gas sampling probe of the invention can also be set as: the main part includes having the internal sky
Between and the sample gas discharge pipe body shell portion and tubular with the flange for being mounted on measuring object wall surface
Flanged pipe, the flanged pipe is installed in the body shell portion, and the main part protrusion is from the inner circumferential of the flanged pipe
Face is prominent.
Detailed description of the invention
Fig. 1 is the schematic configuration diagram for indicating an example of gas analyzing apparatus for the gas sampling probe for having of the invention.
Fig. 2 is the decomposition section of gas sampling probe shown in FIG. 1.
Fig. 3 is the schematic configuration diagram for indicating an example of general gas analyzing apparatus.
Specific embodiment
Hereinafter, using Detailed description of the invention embodiments of the present invention.In addition, the present invention is not limited to described below those
The embodiment of sample includes various forms without departing from the spirit and scope of the invention.
Fig. 1 is the schematic configuration diagram for indicating an example of gas analyzing apparatus for the gas sampling probe for having of the invention, Fig. 2
It is the decomposition section of gas sampling probe shown in FIG. 1.In addition, to identical with gas analyzing apparatus 200 described above
Part is omitted the description by marking the same symbol.
Gas analyzing apparatus 100 includes: gas sampling probe 1, infrared ray gas analyzer 61, configuration in gas sample spy
Vacuum pump 62 between first 1 and infrared ray gas analyzer 61 and the purge gas introducing mechanism being connect with gas sampling probe 1
63。
Gas sampling probe 1 includes the body shell portion 40 of stainless steel, the chimney filter 30 being mounted in body shell portion 40 and peace
The flanged pipe 50 of stainless steel in body shell portion 40.Also, main part 20 is constituted by body shell portion 40 and flanged pipe 50.
Chimney filter 30 is that left and right directions (X-direction) becomes central axis and the cylinder with top end face (left side).Also,
The base end part (right part) 31 of chimney filter 30 is stainless steel, and is formed with thread groove in outer peripheral surface.In addition, more being leaned on than base end part 31
The outer peripheral surface of the position of tip side is formed with from the outer peripheral surface of chimney filter 30 (Z-direction) and front-rear direction (Y-direction) in above-below direction
Upper chimney filter protrusion 32 outstanding.In turn, be formed as netted to middle part from the top end part (left part) of chimney filter 30, to prevent burning from arranging
Dust contained in deflation body (sample gas) SG enters.
Flanged pipe 50, which is with left and right directions (X-direction), is the cylinder of center axis, and is formed in top end face (left side)
For installing to the flange 51 of hubbed flange 12.Also, in the inner peripheral surface of 50 left part of flanged pipe, it is formed with (the side Z in above-below direction
To) and front-rear direction (Y-direction) on main part protrusion 52 outstanding.In addition, the inner peripheral surface of the base end part (right part) of flanged pipe 50
It is installed on the outer peripheral surface of 40 side wall of body shell portion.
Here, being illustrated to the application method of gas analyzing apparatus 100 shown in FIG. 1.
When gas sampling probe is arranged in 1 > of <
Firstly, the threaded hole 44 in the thread mechanism mounting body shell portion 40 such as measurement person and the base end part 31 of chimney filter 33.It connects
, flanged pipe 50 is installed to the outer peripheral surface in body shell portion 40 by measurement person etc..At this point, chimney filter is being compared in the configuration of main part protrusion 52
Protrusion 32 is more by the position of the tip side of chimney filter 30.Then, measurement person etc. fixes hubbed flange 12 and flange 51 using screw 70,
Whereby, by the configuration of chimney filter 30 in flue 10, and by the configuration of main part 20 outside flue 10.
When 2 > of < analyzes sample gas
As soon as starting vacuum pump 62, then the combustion gas SG flowed in flue 10 passes through chimney filter 30 into body shell
Then the inner space 41 in portion 40 is imported into infrared ray gas analyzer 61 via sample gas discharge pipe 42.Then, it utilizes
Infrared ray gas analyzer 61 detects the content of the ingredient in combustion gas SG.
Then, when cleaning chimney filter 30, by stopping vacuum pump 62 and making purge gas from purge gas ingress pipe 43
It flows into, and utilizes purging air pressure, the dust of accumulation is made to fly to 30 outside of chimney filter and remove dust.
When 3 > chimney filter of < falls off
Using gas sampling probe 1 of the invention, because main part protrusion 52 is being filtered compared to the configuration of chimney filter protrusion 32
The more tip side of pipe 30, so chimney filter 30 will not be fallen in flue 10 falling off from main part 20.Therefore, measurement person etc.
It dismantles screw 70 and dismantles flange 51 from hubbed flange 12, reinstalled the base end part 31 of the chimney filter 30 to fall off with thread mechanism
Threaded hole 44 in body shell portion 40.
Then, measurement person etc. is whereby configured chimney filter 30 in flue 10 with the fixed hubbed flange 12 of screw 70 and flange 51
It is interior, and by the configuration of main part 20 outside flue 10.
As described above, according to the gas analyzing apparatus 100 for having gas sampling probe 1 of the invention, it is de- from main part 20
The chimney filter 30 fallen falls the disappearance of the phenomenon in flue 10, so as to prevent complete set of equipments operating stopping, complete set of equipments itself
The generation of the failures such as impaired.
Industry utilizability
The present invention can utilize the gas analyzing apparatus etc. of the concentration of the special component in analysis sample gas.
Symbol description
1: gas sampling probe
20: main part
30: chimney filter
31: base end part
32: chimney filter protrusion
40: body shell portion
41: inner space
42: sample gas discharge pipe
50: flanged pipe
52: main part protrusion
SG: combustion gas (sample gas).
Claims (3)
1. a kind of gas sampling probe comprising:
Main part is formed with inner space, and is formed with the sample gas discharge pipe being connected to the inner space；And
The chimney filter of tubular, base end part are installed in a manner of being connected to by the inner space with the main part,
Sample gas is directed to the sample gas discharge pipe by the chimney filter,
The gas sampling probe is characterized in that,
In the base end part of the chimney filter, it is formed with from the outer peripheral surface chimney filter protrusion outstanding of the chimney filter,
The position of tip side is more leaned in the position of the main part, chimney filter protrusion when than installing the chimney filter, is formed
There is main part protrusion.
2. gas sampling probe according to claim 1, which is characterized in that
In the main part, it is formed with threaded hole,
On the outer peripheral surface of the base end part of the chimney filter, it is formed with thread groove,
The chimney filter is utilized by thread mechanism that the threaded hole and the thread groove are constituted and is installed on the main part.
3. gas sampling probe according to claim 1 or 2, which is characterized in that
The main part includes having the body shell portion of the inner space and the sample gas discharge pipe and having for pacifying
It is filled to the flanged pipe of the tubular of the flange of measuring object wall surface,
The flanged pipe is installed in the body shell portion,
And the main part protrusion is formed as prominent from the inner peripheral surface of the flanged pipe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017161042A JP6933053B2 (en) | 2017-08-24 | 2017-08-24 | Gas sampling probe |
| JP2017-161042 | 2017-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109425504A true CN109425504A (en) | 2019-03-05 |
Family
ID=65514458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810400435.3A Pending CN109425504A (en) | 2017-08-24 | 2018-04-28 | Gas sampling probe |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6933053B2 (en) |
| CN (1) | CN109425504A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2001297830A1 (en) * | 2000-10-25 | 2002-12-09 | Exiqon A/S | Closed substrate platforms suitable for analysis of biomolecules |
| CN101042409A (en) * | 2007-04-30 | 2007-09-26 | 王健 | Integrated probe used for gas on-line analysis |
| CN101498629A (en) * | 2008-02-01 | 2009-08-05 | 宇星科技发展(深圳)有限公司 | Smoke sampling probe |
| CN101710035A (en) * | 2009-11-19 | 2010-05-19 | 武汉市天虹仪表有限责任公司 | Smoke dust sampling instrument |
| CN101832434A (en) * | 2010-05-20 | 2010-09-15 | 龚岳强 | Connecting device of compressed air tube and application thereof |
| CN102183616A (en) * | 2011-03-09 | 2011-09-14 | 中环（中国）工程有限公司 | Trace ammonia concentration measuring device and application thereof |
| CN104415620A (en) * | 2013-09-02 | 2015-03-18 | 曼·胡默尔有限公司 | Air filter system and air filter element for an air filter system |
-
2017
- 2017-08-24 JP JP2017161042A patent/JP6933053B2/en active Active
-
2018
- 2018-04-28 CN CN201810400435.3A patent/CN109425504A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2001297830A1 (en) * | 2000-10-25 | 2002-12-09 | Exiqon A/S | Closed substrate platforms suitable for analysis of biomolecules |
| CN101042409A (en) * | 2007-04-30 | 2007-09-26 | 王健 | Integrated probe used for gas on-line analysis |
| CN101498629A (en) * | 2008-02-01 | 2009-08-05 | 宇星科技发展(深圳)有限公司 | Smoke sampling probe |
| CN101710035A (en) * | 2009-11-19 | 2010-05-19 | 武汉市天虹仪表有限责任公司 | Smoke dust sampling instrument |
| CN101832434A (en) * | 2010-05-20 | 2010-09-15 | 龚岳强 | Connecting device of compressed air tube and application thereof |
| CN102183616A (en) * | 2011-03-09 | 2011-09-14 | 中环（中国）工程有限公司 | Trace ammonia concentration measuring device and application thereof |
| CN104415620A (en) * | 2013-09-02 | 2015-03-18 | 曼·胡默尔有限公司 | Air filter system and air filter element for an air filter system |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019039747A (en) | 2019-03-14 |
| JP6933053B2 (en) | 2021-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109425504A (en) | Gas sampling probe | |
| CN204877436U (en) | Online moisture analytical equipment of oil well wellhead | |
| US20080196514A1 (en) | Inhalable Sampler | |
| US10345251B2 (en) | Portable NMR device for detecting an oil concentration in water | |
| Zhai et al. | Visualization of vertical oil–water–gas flows using conductance compensated wire-mesh sensor | |
| CN102192975A (en) | Gas analyzer | |
| CN215262641U (en) | Sampling needle anti-collision mechanism of biochemical analyzer | |
| US10466222B2 (en) | Method for operating a test station for portable gas-measuring devices as well as test station for portable gas-measuring devices | |
| US3481200A (en) | Exhaust gas sampler | |
| CN207541052U (en) | Double filter cores applied to flue gas analyzer are popped one's head in | |
| CN204903376U (en) | Gas analysis device | |
| CN217287652U (en) | Special gas filtering device is measured to integral type soil radon | |
| KR102022344B1 (en) | Gas analyzing system | |
| JP2010048556A (en) | Chemical agent detecting-quantitatively determining method | |
| CN206192986U (en) | A water quality detector | |
| CN112198282A (en) | Flue gas on-line monitoring equipment | |
| US10073014B2 (en) | Exhaust gas sampling mechanism and exhaust gas analysis apparatus | |
| DE102015015150B4 (en) | Gas measuring system with a gas measuring device and a control device and method for operating a gas measuring device using a control device | |
| Becker | An instrument for assessing metallic wear debris captured by filter patch or magnetic chip detector | |
| CN104857741B (en) | A kind of valveless gate-type liquid liquid extraction plant | |
| Zarus et al. | Development of “Air-Bot” Samplers: Community networks of inexpensive sensors as sentinels to trigger air-sampling methods | |
| CN209231296U (en) | A kind of pretreatment unit of flue gas discharge continuous monitoring system | |
| KR200420973Y1 (en) | equipment of gas and water treatment for TMS of chimney or facilities of waste incineration | |
| CN209342687U (en) | A kind of gas alarm detection matching device | |
| EP3627574B1 (en) | Method and apparatus for detecting an open circuit state in a piezoelectric element connection |
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 |