CN105445064A - Auxiliary stinger for field sampling of flue gas - Google Patents
Auxiliary stinger for field sampling of flue gas Download PDFInfo
- Publication number
- CN105445064A CN105445064A CN201610009973.0A CN201610009973A CN105445064A CN 105445064 A CN105445064 A CN 105445064A CN 201610009973 A CN201610009973 A CN 201610009973A CN 105445064 A CN105445064 A CN 105445064A
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- stinger
- sampling
- assists
- thief hatch
- soot
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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
- G01N1/2247—Sampling from a flowing stream of gas
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
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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 provides an auxiliary stinger for field sampling of flue gas. The auxiliary stinger is connected onto a sampling opening of a flue. The auxiliary stinger comprises a sleeve piece, a stinger and at least one sampling pipe clamping piece lock, wherein the sleeve piece is provided with a positioning part; when the sleeve piece sleeves the sampling opening, the positioning part can be used for relatively fixing the sleeve piece and the sampling opening; one end of the stinger is connected with the sleeve piece; when a smoke dust sampling pipe is inserted into the sampling opening, the stinger can be used for supporting the smoke dust sampling pipe; the sampling pipe clamping piece lock sleeves the stinger; when the smoke dust sampling pipe is arranged on the stinger, the sampling pipe clamping piece lock can be used for locking the stinger and the smoke dust sampling pipe together. The auxiliary stinger for the field sampling of the flue gas, provided by the invention can be used for rapidly and conveniently fixing smoke dust sampling pipes with various purposes on the sampling opening, so that the working efficiency of the field sampling of the flue gas is improved and test errors caused by the fact that the smoke dust sampling pipe is not properly mounted are effectively avoided.
Description
Technical field
The present invention is used for flue gas pollutant discharge enterprise, belong to the research field of manual site's sampling monitoring, specifically, relate to a kind of on-the-spot smoke sampling and assist stinger, can by the thief hatch of on-the-spot flue and interim smoke sampling system fast, convenient and safe being connected and fixed, facilitate scene to complete fume sample sampling work.
Background technology
For effective Air Pollution prevention and control, China increases improvement to discharge of pollutant sources and control and monitoring in recent years, in succession puts into effect a series of environmental protection standard and associated specifications.For strengthening the supervision of online flue gas monitoring data validity, during enterprise's production run, environmental administration, research institute in one's power production unit adopt portable apparatus to carry out comparing monitoring by hand sampling mode usually.But, because each instrument structure structural differences is larger, manufacturing enterprise is for meeting flue gas sampling requirement, usually reserved universal thief hatch on flue, this kind of thief hatch size is relatively large, and poor for part instrumentation matching, execute-in-place is very inconvenient, and easily because flue gas adopts equipment Rig up error to cause flue gas monitoring data comparatively big error, affect the efficiency analysis of online data.
At present, the thief hatch 11 of the enterprise such as thermoelectricity, petrochemical complex aiutage (pipe) flue 10 all adopts tube-shaped structure, and its internal diameter mostly is 80mm, 100mm two kinds.As shown in Figure 1, when thief hatch 11 is arranged on negative pressure section, joint is that straight tube is uncovered, and the sleeve pipe blind plate 12 that adopts is closed more; As shown in Figure 2, when thief hatch 11 is arranged on malleation section, joint need design ring flange, adopts flange 13 to connect.Because thief hatch is universal design, thief hatch internal diameter is all much larger than the external diameter of soot sampling tube, and when sampling analysis, both gap area adopt the simple fill plug seal of heat-barrier material, if gap fill plug seal is shaky, soot sampling tube relative sample mouth position can voluntary activity;
In addition, because soot sampling tube and thief hatch 11 are not connected and fixed process, in sampling process, usually can there is the phenomenon of soot sampling tube inclination and offset, cause sampling error, further, because soot sampling tube is longer, it is subject to the impact of own wt and sampling system connection, for a long time very difficult and flue keeps relative verticality, flue gas forms Tilting sampling posture easily and in flue, affects flue gas actual samples effect, causes sampling error;
In addition, inspection information finds, the report of relevant flue gas sampling equipment and technology research and test is more, but, reserve for flue gas the research that thief hatch and sample devices optimization installs and also do not occur.
In view of this, the present inventor, according to the Production design experience being engaged in this area and association area for many years, develops a kind of on-the-spot smoke sampling and assists stinger, to solving prior art Problems existing.
Summary of the invention
The object of the invention is to be to provide a kind of on-the-spot smoke sampling to assist stinger, can be quick and easy the soot sampling tube of various uses is fixed on thief hatch, improve on-the-spot flue gas sampling work efficiency, effectively prevent the test error caused because soot sampling tube mounting arrangements is improper.
For this reason, the present invention proposes a kind of on-the-spot smoke sampling and assists stinger, and be connected on the thief hatch of flue, it comprises:
Sleeve part, described sleeve part is provided with a location division, and when described sleeve part is sheathed on described thief hatch, described location division can make described sleeve part relative with described thief hatch fixing;
Stinger, its one end is connected with described sleeve part, when soot sampling tube is inserted in described thief hatch, soot sampling tube described in described stinger energy support;
At least one sampling pipe fastener lock, is sheathed on described stinger, and when described soot sampling tube is positioned on described stinger, described sampling pipe fastener lock can by described stinger together with described soot sampling tube lock tube.
On-the-spot smoke sampling as above assists stinger, and wherein, described sleeve part includes the rear end ring flange that a sleeve pipe and is arranged on described sleeve pipe one end, and described sleeve pipe can be sheathed on described thief hatch, and is fixed by described location division;
Described stinger is an arc plate, and the mating shapes of itself and described soot sampling tube, one end of described stinger is provided with a front end flange dish, and described front end flange dish is connected by wearing bolt with described rear end ring flange.
On-the-spot smoke sampling as above assists stinger, wherein, described location division comprises multiple set screw uniform along described sleeve circumferential, described set screw is bolted in the sidewall of described sleeve pipe, its termination can be connected to the lateral surface of described thief hatch, to make described sleeve pipe relative with described thief hatch fixing.
On-the-spot smoke sampling as above assists stinger, and wherein, described sampling pipe fastener lock includes the flexible press strip of two halves circle, is hinged, is connected and fixed between both other ends by screw between one end of flexible press strip described in two.
On-the-spot smoke sampling as above assists stinger, and wherein, the medial surface of described flexible press strip is provided with rubber strip.
On-the-spot smoke sampling as above assists stinger, and wherein, described stinger also includes a line with rubber, and described line with rubber is placed on the medial surface of described stinger.
On-the-spot smoke sampling as above assists stinger, wherein, is separately provided with a sealing strip, when described soot sampling tube is inserted in described thief hatch, is formed with space between the two, and described sealing strip sealing is filled in described gap.
On-the-spot smoke sampling as above assists stinger, and wherein, one end of described sealing strip is connected to described stinger, and it can be wound in the lateral surface of described soot sampling tube, and sealing is filled in described gap.
On-the-spot smoke sampling as above assists stinger, and wherein, one end of described sealing strip is connected to described stinger, and its mode can filled out with plug seals and is filled in described gap.
On-the-spot smoke sampling as above assists stinger, and wherein, the radian of described arc plate is 60 °.
On-the-spot smoke sampling of the present invention assists stinger, be used for flue gas pollutant discharge enterprise, belong to the research field of manual site's sampling monitoring, can by the soot sampling tube of various uses fast, convenient and safe be fastened on thief hatch, improve on-the-spot flue gas sampling work efficiency, effectively prevent the test error caused because soot sampling tube mounting arrangements is improper, facilitate scene to complete fume sample sampling work.
Accompanying drawing explanation
The following drawings is only intended to schematically illustrate the present invention and explain, not delimit the scope of the invention.Wherein:
Fig. 1 is the schematic diagram that in prior art, thief hatch is positioned at flue negative pressure section;
Fig. 2 is the schematic diagram that in prior art, thief hatch is positioned at flue malleation section;
Fig. 3 is the structural representation of middle sleeve part of the present invention;
Fig. 4 is the right view of middle sleeve part of the present invention;
Fig. 5 is the structural representation of stinger in the present invention;
Fig. 6 is the left view of stinger in the present invention;
Fig. 7 is the use reference diagram that on-the-spot smoke sampling of the present invention assists stinger.
Main element label declaration:
21 sleeve part 210 set screws
211 sleeve pipe 212 rear end ring flanges
22 stinger 221 front end flange dishes
222 bolt 223 line with rubber
23 sampling pipe fasteners lock 231 flexible press strips
24 sealing strips
Embodiment
The present invention proposes a kind of on-the-spot smoke sampling and assists stinger, be connected on the thief hatch of flue, it comprises: sleeve part, and described sleeve part is provided with a location division, when described sleeve part is sheathed on described thief hatch, described location division can make described sleeve part relative with described thief hatch fixing; Stinger, its one end is connected with described sleeve part, when soot sampling tube is inserted in described thief hatch, soot sampling tube described in described stinger energy support; At least one sampling pipe fastener lock, is sheathed on described stinger, and when described soot sampling tube is positioned on described stinger, described sampling pipe fastener lock can by described stinger together with described soot sampling tube lock tube.On-the-spot smoke sampling of the present invention assists stinger, what use that this auxiliary stinger can be quick and easy is fixed on thief hatch by the soot sampling tube of various uses, improve on-the-spot flue gas sampling work efficiency, effectively prevent the test error caused because soot sampling tube mounting arrangements is improper.
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, below in conjunction with accompanying drawing and preferred embodiment, the embodiment of stinger, structure, feature and effect are assisted to the on-the-spot smoke sampling that the present invention proposes, is described in detail as follows.In addition, by the explanation of embodiment, when can to the present invention for the technological means reaching predetermined object and take and effect are goed deep into concrete understanding more, but institute's accompanying drawing be only to provide with reference to and use is described, is not used for being limited the present invention.Wherein, identical parts adopt identical label.
Fig. 3 is the structural representation of middle sleeve part of the present invention; Fig. 4 is the right view of middle sleeve part of the present invention; Fig. 5 is the structural representation of stinger in the present invention; Fig. 6 is the left view of stinger in the present invention; Fig. 7 is the use reference diagram that on-the-spot smoke sampling of the present invention assists stinger.
As shown in Fig. 3 to Fig. 7, the on-the-spot smoke sampling that the present invention proposes assists stinger, is connected on the thief hatch 11 of flue, comprises sleeve part 21, stinger 22 and at least one sampling pipe fastener lock 23, wherein:
Described sleeve part 21 is provided with a location division, when described sleeve part 21 is sheathed on described thief hatch 11, described location division can make described sleeve part 21 relative fixing with described thief hatch 11, described stinger 22 one end is connected with described sleeve part 21, when soot sampling tube 14 is inserted in described thief hatch 11, soot sampling tube 14 described in described stinger 22 energy support, described sampling pipe fastener lock 23 is sheathed on described stinger, when described soot sampling tube 14 is positioned on described stinger 22, described sampling pipe fastener lock 23 can by described stinger 22 together with described soot sampling tube 14 lock tube.Wherein, for the quantity of described sampling pipe fastener lock 23, be schematically provided with two in figure, be not limited thereto when specific works, can be decided according to the actual requirements.
Thus, in sampling process, soot sampling tube can be made well to be connected with thief hatch by the present invention, the phenomenon of soot sampling tube inclination and offset can not occur, long-time and flue can keep relative verticality, guarantee actual acquisition effect, avoid causing sampling error.
As shown in Figure 2 and Figure 3, described sleeve part 21 includes the rear end ring flange 212 that a sleeve pipe 211 and is arranged on described sleeve pipe 211 one end, described sleeve pipe 211 can be sheathed on described thief hatch 11, and fixed by described location division, wherein, preferred described sleeve pipe 211 internal diameter is the steel pipe of 125mm, and pipe range is 100mm, location division is then preferably arranged on the pipeline section place of distance sleeve mouth of pipe 50mm, the ring flange of 212, described rear end ring flange to be inside nominal diameter be DN100, and welds mutually with sleeve pipe;
Please also refer to Fig. 5, Fig. 6, described stinger 22 is an arc plate, the mating shapes of itself and described soot sampling tube, one end of described stinger 22 is provided with a front end flange dish 221, and described front end flange dish 221 is connected by wearing bolt 222 with described rear end ring flange 212.Certainly, as for described stinger 22, it can be as required, employing internal diameter is 100mm, length is the arc plate of 150mm, its radian α be then preferably 60 °, 221, described front end flange dish for nominal diameter be the ring flange of DN80 or DN100, certainly, below be only schematically illustrate, can be decided according to the actual requirements when specific works.
Preferably, described location division comprises multiple set screw 210 uniform along described sleeve pipe 211 circumference, described set screw 210 is bolted in the sidewall of described sleeve pipe 211, and its termination can be connected to the lateral surface of described thief hatch 11, to make described sleeve pipe 211 relative fixing with described thief hatch 11.In the construction illustrated, be preferably uniformly distributed 6 screw holes along sleeve pipe 211 circumference, set screw 210 then correspondence is bolted in each screw hole place, and the specification of set screw is preferably GB coarse thread 60 ° of classifications, M20 specification, tooth is apart from 2.50mm, filament length 60mm, overall length 150mm.
Preferred embodiment, described sampling pipe fastener lock 23 includes the flexible press strip 231 of two halves circle, is hinged, is connected and fixed between both other ends by screw (not indicating in figure) between one end of flexible press strip 231 described in two.Wherein, the medial surface of described flexible press strip 231 also can arrange rubber strip further, to increase the elasticity of itself and described soot sampling tube 14 and stinger 22 contact position.It is noted that described sampling pipe fastener lock 23 is not limited to said structure, can also be clip, tube bank etc.
Further, described stinger 22 also includes a line with rubber 223, and described line with rubber 223 is placed on the medial surface of described stinger 22, and being used for increases and the friction of flue sampling pipe 14, ensures that flue sampling pipe 14 can stable being fixed on described stinger 22.
Refer to Fig. 7, be separately provided with a sealing strip 24, when described soot sampling tube 14 is inserted in described thief hatch 11, be formed with space between the two, described sealing strip 24 sealing is filled in described gap, can prevent flue gas from overflowing from above-mentioned gap, avoids producing and pollutes.Wherein, described sealing strip 24 is preferably cotton cloth, is about 1000mm, wide about 200mm.
In concrete enforcement, one end of preferred described sealing strip 24 is connected to described stinger 22, and it can be wound in the lateral surface of described soot sampling tube 14, and sealing is filled in described gap.Or when one end of described sealing strip 24 is connected to described stinger 22, its mode can filled out with plug seals and is filled in described gap, reaches the object in space between shutoff soot sampling tube 14 and thief hatch 11.
The on-the-spot smoke sampling that the present invention proposes assists stinger, and during sampling analysis, first empirically operation requirements prepares sampling system; After soot sampling tube preliminary work completes, open the thief hatch of house outlet flue gas, first described sleeve pipe 211 is sleeved on thief hatch 11, then described set screw 210 is tightened, described sleeve pipe 211 is interfixed with sample tap 11, then connects rear end ring flange 212 and front end flange dish 221, in installation process with bolt 222, ensure that the circular arc bottom of stinger 22 is just in time in position immediately below thief hatch 11, facilitate duration of test to place soot sampling tube; Treat that described stinger 22 is in place, ready soot sampling tube 14 level is inserted the thief hatch 11 of flue, and after empirically requiring to adjust to correct position, utilize sampling pipe fastener to lock 23 soot sampling tube 14 lock tube is fixed on described stinger 22, and by the void area of sealing strip 24 shutoff soot sampling tube 14 with thief hatch 11;
After aforesaid operations operation terminates, normally can carry out experiment work, by soot sampling tube, the flue dust in flue is sent to sampling system 15 place, after sampling terminates, only need unclamp sampling pipe fastener lock 23, level can take out soot sampling tube, and carry out follow-up work.
On-the-spot smoke sampling of the present invention assists stinger, be used for flue gas pollutant discharge enterprise, belong to the research field of manual site's sampling monitoring, can by the soot sampling tube of various uses fast, convenient and safe be fastened on thief hatch, improve on-the-spot flue gas sampling work efficiency, effectively prevent the test error caused because soot sampling tube mounting arrangements is improper, facilitate scene to complete fume sample sampling work.
The foregoing is only the schematic embodiment of the present invention, and be not used to limit scope of the present invention.Any those skilled in the art, equivalent variations done under the prerequisite not departing from design of the present invention and principle and amendment, all should belong to the scope of protection of the invention.
Claims (10)
1. on-the-spot smoke sampling assists a stinger, is connected on the thief hatch of flue, it is characterized in that, described on-the-spot smoke sampling assists stinger to comprise:
Sleeve part, described sleeve part is provided with a location division, and when described sleeve part is sheathed on described thief hatch, described location division can make described sleeve part relative with described thief hatch fixing;
Stinger, its one end is connected with described sleeve part, when soot sampling tube is inserted in described thief hatch, soot sampling tube described in described stinger energy support;
At least one sampling pipe fastener lock, is sheathed on described stinger, and when described soot sampling tube is positioned on described stinger, described sampling pipe fastener lock can by described stinger together with described soot sampling tube lock tube.
2. on-the-spot smoke sampling as claimed in claim 1 assists stinger, it is characterized in that, described sleeve part includes the rear end ring flange that a sleeve pipe and is arranged on described sleeve pipe one end, and described sleeve pipe can be sheathed on described thief hatch, and is fixed by described location division;
Described stinger is an arc plate, and the mating shapes of itself and described soot sampling tube, one end of described stinger is provided with a front end flange dish, and described front end flange dish is connected by wearing bolt with described rear end ring flange.
3. on-the-spot smoke sampling as claimed in claim 2 assists stinger, it is characterized in that, described location division comprises multiple set screw uniform along described sleeve circumferential, described set screw is bolted in the sidewall of described sleeve pipe, its termination can be connected to the lateral surface of described thief hatch, to make described sleeve pipe relative with described thief hatch fixing.
4. on-the-spot smoke sampling as claimed in claim 2 or claim 3 assists stinger, it is characterized in that, described sampling pipe fastener lock includes the flexible press strip of two halves circle, is hinged, is connected and fixed between both other ends by screw between one end of flexible press strip described in two.
5. on-the-spot smoke sampling as claimed in claim 4 assists stinger, it is characterized in that, the medial surface of described flexible press strip is provided with rubber strip.
6. on-the-spot smoke sampling as claimed in claim 5 assists stinger, it is characterized in that, described stinger also includes a line with rubber, and described line with rubber is placed on the medial surface of described stinger.
7. the on-the-spot smoke sampling as described in claim 5 or 6 assists stinger, it is characterized in that, is separately provided with a sealing strip, when described soot sampling tube is inserted in described thief hatch, is formed with space between the two, and described sealing strip sealing is filled in described gap.
8. on-the-spot smoke sampling as claimed in claim 7 assists stinger, it is characterized in that, one end of described sealing strip is connected to described stinger, and it can be wound in the lateral surface of described soot sampling tube, and sealing is filled in described gap.
9. on-the-spot smoke sampling as claimed in claim 7 assists stinger, it is characterized in that, one end of described sealing strip is connected to described stinger, and its mode can filled out with plug seals and is filled in described gap.
10. the on-the-spot smoke sampling as described in claim 2,3,5,6,8 or 9 assists stinger, it is characterized in that, the radian of described arc plate is 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009973.0A CN105445064A (en) | 2016-01-07 | 2016-01-07 | Auxiliary stinger for field sampling of flue gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009973.0A CN105445064A (en) | 2016-01-07 | 2016-01-07 | Auxiliary stinger for field sampling of flue gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105445064A true CN105445064A (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610009973.0A Pending CN105445064A (en) | 2016-01-07 | 2016-01-07 | Auxiliary stinger for field sampling of flue gas |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106248436A (en) * | 2016-08-23 | 2016-12-21 | 湖南大唐先能源管理有限公司 | Wholegrain footpath on-line period device |
| CN110987544A (en) * | 2019-12-10 | 2020-04-10 | 国网山西省电力公司电力科学研究院 | Single-pipe type multipoint heat-engine plant rectangular flue gas sampling device and sampling method |
| CN112727097A (en) * | 2021-01-14 | 2021-04-30 | 山西二建集团有限公司 | Construction method for perforating color band of air suction sampling pipe |
| CN113109100A (en) * | 2021-04-06 | 2021-07-13 | 海安嘉臣环境科技有限公司 | Dustproof sensor for continuous online monitoring system of smoke emission |
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| CN110987544A (en) * | 2019-12-10 | 2020-04-10 | 国网山西省电力公司电力科学研究院 | Single-pipe type multipoint heat-engine plant rectangular flue gas sampling device and sampling method |
| CN112727097A (en) * | 2021-01-14 | 2021-04-30 | 山西二建集团有限公司 | Construction method for perforating color band of air suction sampling pipe |
| CN113109100A (en) * | 2021-04-06 | 2021-07-13 | 海安嘉臣环境科技有限公司 | Dustproof sensor for continuous online monitoring system of smoke emission |
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