CN208270276U - A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury - Google Patents
A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury Download PDFInfo
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- CN208270276U CN208270276U CN201820805650.7U CN201820805650U CN208270276U CN 208270276 U CN208270276 U CN 208270276U CN 201820805650 U CN201820805650 U CN 201820805650U CN 208270276 U CN208270276 U CN 208270276U
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- Prior art keywords
- sampling
- flue
- pipeline
- particulate
- stationary source
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- 238000005070 sampling Methods 0.000 title claims abstract description 48
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052753 mercury Inorganic materials 0.000 title claims abstract description 29
- 230000003189 isokinetic effect Effects 0.000 title claims abstract description 17
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 23
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003546 flue gas Substances 0.000 claims abstract description 20
- 239000007789 gas Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- 238000005485 electric heating Methods 0.000 claims abstract description 4
- 239000000835 fiber Substances 0.000 claims abstract description 4
- 239000010453 quartz Substances 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000872 buffer Substances 0.000 claims abstract description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000002274 desiccant Substances 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 3
- 229910017604 nitric acid Inorganic materials 0.000 claims description 3
- 235000011164 potassium chloride Nutrition 0.000 claims description 3
- 239000001103 potassium chloride Substances 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims 1
- -1 feature It is Chemical compound 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury, including the sampling head being embedded at walling of flue, sampling head rear is provided with constant temperature sampling gun, Pitot tube is provided with below sampling head, Pitot tube is connect with differential pressure pick-up, differential pressure pick-up and control module communicate to connect, control module is connected with the flow control valve at constant temperature sampling gun rear, there is variable diameter to buffer pipeline after flow control valve, heating pipeline is provided with after variable diameter buffering pipeline, it heats and is provided with electric heating sheets on the inner wall of pipeline, quartz fibre filter paper is provided with after heating pipeline, chemical reagent bottle group, check-valves, main valve, vacuum pump, flow totalizer, orifice flowmeter and exhanst gas outlet, exhanst gas outlet is inserted on walling of flue, and it is connected to flue.Device provided by the utility model, stable structure acquire thoroughly the mercury in flue gas, and the flue gas sampled can be discharged into flue gas pipeline, and the flue gas after avoiding sampling pollutes the environment.
Description
Technical field
The invention belongs to gas sampling assembly technical fields, and in particular to a kind of particulate Hg and gaseous mercury of stationary source
Isokinetic sampling's device.
Background technique
Mercury is a kind of unique metal being mainly present in a gaseous form in atmosphere, and property is special, table with higher
Face tension, specific gravity is high, and resistance is low, and liquid form lower volume varies with temperature minimum.Mercury is as a kind of to the harmful huge sum of money of biology
Belong to, the harm generated increasingly causes the concern of people.The mercury that fire coal is discharged into atmosphere can be divided into gaseous elemental mercury, gaseous state divalent
Mercury, solid granulates mercury.Mercury in flue gas mainly exists with gaseous mercury (gaseous elemental mercury, gaseous state bivalent mercury) and solid granulates mercury.
In the prior art, the technology of fume treatment difficulty is asked after isokinetic sampling's device of mercury in flue gas is not thorough, samples there is sampling
Topic.
Summary of the invention
In order to solve the above-mentioned technical problem, the utility model provide a kind of stationary source particulate Hg and gaseous mercury etc.
Fast sampling apparatus.
The utility model is achieved through the following technical solutions.
A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury, including the sampling being embedded at walling of flue
Head, sampling head rear are provided with constant temperature sampling gun, and Pitot tube is provided with below the sampling head, and the Pitot tube and differential pressure sense
Device connection, the differential pressure pick-up and control module communicate to connect, the flow tune of the control module and constant temperature sampling gun rear
Section valve is connected, and variable diameter buffering pipeline, the intermediate position tube wall of the variable diameter buffering pipeline are provided with after the flow control valve
For spherical shape, the variable diameter is provided with heating pipeline after buffering pipeline, is provided with electric heating on the inner wall of the heating pipeline
Piece is disposed with quartz fibre filter paper, chemical reagent bottle group, check-valves, main valve, vacuum pump, accumulation after the heating pipeline
Flowmeter, orifice flowmeter and exhanst gas outlet, the exhanst gas outlet is inserted on walling of flue, and is connected to flue.
Specifically, the junction of above-mentioned sampling head and constant temperature sampling gun is provided with heat sensor.
Specifically, above-mentioned differential pressure pick-up is light diffusion silicon formula, forward and reverse input of permissible differential pressure signal, the control
The core of module is 80C196KC single-chip microcontroller, and the flow control valve is the electronic single-seat adjusting valve of ZRSP series.
Specifically, above-mentioned differential pressure pick-up, control module, chemical reagent bottle group are arranged on support base, the support base
It is welded on walling of flue.
Specifically, check-valves is provided on above-mentioned exhanst gas outlet.
Specifically, flue gas cover is provided with above the end of above-mentioned exhanst gas outlet, the flue gas cover is hemispherical, the flue gas
Cover is welded on walling of flue.
Specifically, above-mentioned chemical reagent bottle group is disposed with 2 reagent bottles that potassium chloride solution is housed, and 1 is equipped with
The reagent bottle of nitric acid solution and hydrogen peroxide, 2 are equipped with liquor potassic permanganate and sulfuric acid solution reagent bottle, and 1 is equipped with desiccant
Reagent bottle.
From the above technical scheme, it can be seen that the beneficial effects of the utility model are:
A kind of particulate Hg of stationary source provided by the utility model and isokinetic sampling's device of gaseous mercury, structure are steady
It is fixed, the mercury in flue gas is acquired thoroughly, and, by the effect of flow control valve, static pressure can be kept during sampling
Difference is zero；Pipeline is buffered by setting variable diameter, the flow velocity of gas can be reduced, promotes the heating effect of heating pipeline, and then promoted
The removing adsorption effect of particulate Hg；In the utility model, the flue gas sampled is discharged into flue gas pipeline, after avoiding sampling
Flue gas pollute the environment.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In
Fig. 1 is isokinetic sampling's apparatus structure signal of the particulate Hg and gaseous mercury of a kind of stationary source of the utility model
Figure；
Fig. 2 is chemical reagent in a kind of particulate Hg of stationary source of the utility model and isokinetic sampling's device of gaseous mercury
The structural schematic diagram of bottle group.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.
Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury, including being embedded in adopting at walling of flue 1
Sample head 2,2 rear of sampling head are provided with constant temperature sampling gun 3, are provided with Pitot tube 4 below the sampling head 2, the Pitot tube 4 with
Differential pressure pick-up 5 connects, and the differential pressure pick-up 5 is communicated to connect with control module 6, the control module 6 and constant temperature sampling gun 3
The flow control valve 7 at rear is connected, and variable diameter buffering pipeline 8 is provided with after the flow control valve 7, and the variable diameter buffers pipeline
8 intermediate position tube wall is spherical shape, and heating pipeline 9 is provided with after the variable diameter buffering pipeline 8, the heating pipeline 9
It is provided with electric heating sheets 10 on inner wall, is disposed with quartz fibre filter paper 11, chemical reagent bottle group after the heating pipeline 9
12, check-valves 13, main valve 14, vacuum pump 15, flow totalizer 16, orifice flowmeter 17 and exhanst gas outlet 18, the flue gas
Outlet 18 is inserted on walling of flue 1, and is connected to flue.
Specifically, the junction of above-mentioned sampling head 2 and constant temperature sampling gun 3 is provided with heat sensor 19.
Specifically, above-mentioned differential pressure pick-up 5 is light diffusion silicon formula, forward and reverse input of permissible differential pressure signal, the control
The core of molding block 6 is 80C196KC single-chip microcontroller, and the flow control valve 7 is the electronic single-seat adjusting valve of ZRSP series.
Specifically, above-mentioned differential pressure pick-up 5, control module 6, chemical reagent bottle group 12 are arranged on support base 20, described
Support base 20 is welded on walling of flue 1.
Specifically, check-valves 13 is provided on above-mentioned exhanst gas outlet 18.
Specifically, flue gas cover 21 is provided with above the end of above-mentioned exhanst gas outlet 18, the flue gas cover 21 is hemispherical, institute
Flue gas cover 21 is stated to be welded on walling of flue 1.
Specifically, above-mentioned chemical reagent bottle group 12 is disposed with 2 reagent bottles that potassium chloride solution is housed, 1 dress
There is the reagent bottle of nitric acid solution and hydrogen peroxide, 2 are equipped with liquor potassic permanganate and sulfuric acid solution reagent bottle, and 1 is equipped with desiccant
Reagent bottle.
It should be noted that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application.Although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to reality
It is modified or replaced equivalently with novel technical solution, it, should all without departing from the range of technical solutions of the utility model
Cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury, which is characterized in that including being embedded in flue
Sampling head at wall, sampling head rear are provided with constant temperature sampling gun, are provided with Pitot tube, the Pitot tube below the sampling head
It is connect with differential pressure pick-up, the differential pressure pick-up and control module communicate to connect, after the control module and constant temperature sampling gun
The flow control valve of side is connected, and variable diameter buffering pipeline is provided with after the flow control valve, and the variable diameter buffers in pipeline
Between position tube wall be spherical shape, heating pipeline is provided with after variable diameter buffering pipeline, is set on the inner wall of the heating pipeline
Electric heating sheets are equipped with, quartz fibre filter paper, chemical reagent bottle group, check-valves, main valve, true is disposed with after the heating pipeline
Empty pump, flow totalizer, orifice flowmeter and exhanst gas outlet, the exhanst gas outlet is inserted on walling of flue, and is connected to flue.
2. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
It is, the junction of above-mentioned sampling head and constant temperature sampling gun is provided with heat sensor.
3. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
It is, above-mentioned differential pressure pick-up is light diffusion silicon formula, forward and reverse input of permissible differential pressure signal, the core of the control module
For 80C196KC single-chip microcontroller, the flow control valve is the electronic single-seat adjusting valve of ZRSP series.
4. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
It is, above-mentioned differential pressure pick-up, control module, chemical reagent bottle group are arranged on support base, and the support base is welded on flue
On wall.
5. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
It is, is provided with check-valves on above-mentioned exhanst gas outlet.
6. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
It is, flue gas cover is provided with above the end of above-mentioned exhanst gas outlet, and the flue gas cover is hemispherical, and the flue gas cover is welded on cigarette
On road wall.
7. a kind of particulate Hg of stationary source according to claim 1 and isokinetic sampling's device of gaseous mercury, feature
Be, above-mentioned chemical reagent bottle group is disposed with 2 reagent bottles that potassium chloride solution is housed, 1 equipped with nitric acid solution and
The reagent bottle of hydrogen peroxide, 2 are equipped with liquor potassic permanganate and sulfuric acid solution reagent bottle, and 1 is equipped with the reagent bottle of desiccant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805650.7U CN208270276U (en) | 2018-05-29 | 2018-05-29 | A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805650.7U CN208270276U (en) | 2018-05-29 | 2018-05-29 | A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270276U true CN208270276U (en) | 2018-12-21 |
Family
ID=64684696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820805650.7U Active CN208270276U (en) | 2018-05-29 | 2018-05-29 | A kind of particulate Hg of stationary source and isokinetic sampling's device of gaseous mercury |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270276U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975080A (en) * | 2019-03-11 | 2019-07-05 | 浙江菲达环保科技股份有限公司 | A kind of coal-fired flue-gas Hg, SO3Sample multi-functional sampling apparatus |
| CN110514485A (en) * | 2019-09-30 | 2019-11-29 | 福建省锅炉压力容器检验研究院 | A kind of stationary source mercury in flue gas sampling apparatus |
| CN111426526A (en) * | 2020-04-16 | 2020-07-17 | 南京理工大学 | Device and method for simultaneously sampling multiple-valence mercury in coal-fired flue gas |
| CN112014028A (en) * | 2020-08-27 | 2020-12-01 | 北京智创芯源科技有限公司 | Quartz tube assembly and vacuum inspection method thereof |
-
2018
- 2018-05-29 CN CN201820805650.7U patent/CN208270276U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109975080A (en) * | 2019-03-11 | 2019-07-05 | 浙江菲达环保科技股份有限公司 | A kind of coal-fired flue-gas Hg, SO3Sample multi-functional sampling apparatus |
| CN110514485A (en) * | 2019-09-30 | 2019-11-29 | 福建省锅炉压力容器检验研究院 | A kind of stationary source mercury in flue gas sampling apparatus |
| CN111426526A (en) * | 2020-04-16 | 2020-07-17 | 南京理工大学 | Device and method for simultaneously sampling multiple-valence mercury in coal-fired flue gas |
| CN112014028A (en) * | 2020-08-27 | 2020-12-01 | 北京智创芯源科技有限公司 | Quartz tube assembly and vacuum inspection method thereof |
| CN112014028B (en) * | 2020-08-27 | 2021-04-13 | 北京智创芯源科技有限公司 | Quartz tube assembly and vacuum inspection method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210000 Pudong Road, Pukou District, Jiangsu, No. 10, No. Patentee after: National Electric Environmental Protection Research Institute Co., Ltd. Address before: 210000 Pudong Road, Pukou District, Jiangsu, No. 10, No. Patentee before: State Power Environmental Protection Research Institute |
|
| CP01 | Change in the name or title of a patent holder |