CN204495621U - A kind of smoke dust sampling device - Google Patents
A kind of smoke dust sampling device Download PDFInfo
- Publication number
- CN204495621U CN204495621U CN201520182322.2U CN201520182322U CN204495621U CN 204495621 U CN204495621 U CN 204495621U CN 201520182322 U CN201520182322 U CN 201520182322U CN 204495621 U CN204495621 U CN 204495621U
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- Prior art keywords
- sampling
- cylindrical shell
- smoke dust
- sampling pipe
- heating tube
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Abstract
The utility model belongs to flue dust detection technique field, particularly relate to a kind of smoke dust sampling device, comprise main frame and sampling gun, described sampling gun comprises sampling pipe, described sampling pipe is provided with exhanst gas outlet, flue gas temperature measurement cable interface, flue gas pressures detects outlet, handle, sampling cylindrical shell, pitot tube and temperature thermocouple, the front end of described sampling cylindrical shell is connected with sampling probe, filter cylinder is movably equipped with in described sampling cylindrical shell, described sampling cylindrical shell and described sampling pipe connectivity part are provided with anti-backflow device, circular multi-turn heating tube is provided with between described anti-backflow device and described filter cylinder, described circular multi-turn heating tube is electrically connected with wire, it is external and be electrically connected with electric controller that described wire stretches out described sampling cylinder.A kind of smoke dust sampling device that the utility model provides, it is reasonable in design, can avoid containing wet flue gas condensing reflux soaks or soak broken filter cylinder and affect testing result in sampling process, also can the accurate positioning when sampling, improves the accuracy of sampling.
Description
Technical field
The utility model belongs to flue dust detection technique field, particularly relates to a kind of smoke dust sampling device.
Background technology
At present, the environmental pollution caused due to the pollution source such as Industrial Boiler and Industrial Stoves is quite serious, and this just needs to detect the graininess dust concentration of its discharge, to carry out overall control to pollutant and pollution control provides decision-making foundation.
Smoke dust sampling is large coal-fired boiler discharge, equipment performance is tested and the important step of environmental protection supervision.In smoke dust sampling process, conventional detection method is weight method, its ultimate principle be the flue dust of certain volume by after the clean filter cylinder of known weight, the particle in flue dust, by detention, according to filter cylinder weight difference and sampling volume before and after sampling, calculates dust content.
Sampling gun need be used during smoke dust sampling, after large coal-fired boiler increases sweetener, water capacity enlarges markedly, sampling gun is long again, and can lower the temperature in sampling gun containing wet flue gas is condensed into water droplet, and a large amount of condensing drip carries impurity and is back on the filter cylinder of smoke dust sampling gun front portion, contamination sampling filter cylinder, and filter cylinder is made moist even soaked breakage, the result smoke sample weight gathered in filter cylinder that causes sampling changes, and makes that sampled result is abnormal and sampling weight is unfounded.
Utility model content
Technical problem to be solved in the utility model is: the deficiency existed for prior art, provides a kind of can avoiding in sampling process soak filter cylinder containing wet flue gas condensing reflux and affect the smoke dust sampling device of testing result.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of smoke dust sampling device, comprise main frame and sampling gun, described sampling gun comprises sampling pipe, the rear end of described sampling pipe is provided with exhanst gas outlet, flue gas temperature measurement cable interface, flue gas pressures detects outlet and handle, the front end of described sampling pipe is provided with sampling cylindrical shell, pitot tube and temperature thermocouple, the front end of described sampling cylindrical shell is connected with sampling probe, described sampling probe comprises sampling mouth and the sealing nut for fixing described sampling mouth, filter cylinder is movably equipped with in described sampling cylindrical shell, described sampling cylindrical shell and described sampling pipe connectivity part are provided with anti-backflow device, circular multi-turn heating tube is provided with between described anti-backflow device and described filter cylinder, described circular multi-turn heating tube is electrically connected with wire, it is external and be electrically connected with electric controller that described wire stretches out described sampling cylinder.
Improve as one, described anti-backflow device comprises straight tube, the both sides of described straight tube are connected respectively by the inwall of convex edge with described sampling pipe, the both sides of described straight tube are also respectively equipped with link, parallelly up and down between described two links be provided with multiple tapered shunting plate, the base diameter of described multiple tapered shunting plate reduces gradually along described sampling pipe to described circular multi-turn heating tube direction, except except a tapered shunting plate of described circular multi-turn heating tube, the centre of all the other each tapered shunting plates all has a through hole, the diameter of described through hole reduces gradually along described sampling pipe to described circular multi-turn heating tube direction.
As improving further, around the through hole of described tapered shunting plate, be evenly equipped with many splitter boxs.
Improve as one, the outer wall of described sampling pipe is arranged with dismountable taper sealing of hole plug.
As improving further, described taper sealing of hole plug comprises can the first cock body of folding and the second cock body, the inside surface of described first cock body is provided with fixed orifice, and the position that the inside surface of described second cock body is corresponding with described fixed orifice is provided with the fixed leg adapted with the aperture of described fixed orifice.
As improving further, described taper sealing of hole plug is provided with anchorage bar towards one end of the handle of described sampling pipe.
Owing to have employed technique scheme, the beneficial effects of the utility model are:
A kind of smoke dust sampling device that the utility model provides, anti-backflow device and circular multi-turn heating tube is provided with in its sampling cylindrical shell, anti-backflow device comprises straight tube and multiple tapered shunting plate, water droplet is condensed into when lowering the temperature in sampling gun containing wet flue gas, a large amount of condensing drip carries impurity when being back to straight tube, flow to through straight tube or drop on each tapered shunting plate, splash on tapered shunting plate again and disperse everywhere, the water spot of dispersion becomes water vapor and is evaporated sampling pipe after circular multi-turn heating tube heating, thus can prevent the water droplet of condensing reflux from being soaked by filter cylinder or soak and affect sampled result, the splitter box that tapered shunting plate is provided with is beneficial to water droplet to be disperseed quickly and evenly, thus makes the water droplet of backflow by rapid evaporation, the taper sealing of hole plug be provided with outside sampling pipe can make sampling pipe and thieff hatch fit tightly, both sampling gun can have been made accurately to locate when sampling, improve the accuracy of sampling, thieff hatch also can be avoided to leak out to cause and alter outside flue gas and scald sample-grabber, and this taper sealing of hole plug dismounting simple and convenient, be beneficial to clean, sample-grabber can make taper sealing of hole plug and thieff hatch fit tightly by means of anchorage bar.
A kind of smoke dust sampling device that the utility model provides, it is reasonable in design, can avoid containing wet flue gas condensing reflux soaks or soak broken filter cylinder and affect testing result in sampling process, also can the accurate positioning when sampling, improves the accuracy of sampling.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of smoke dust sampling device that the utility model provides;
Fig. 2 is the cut-open view of cylindrical shell of sampling in Fig. 1;
Fig. 3 is the structural representation of anti-backflow device in Fig. 2;
Fig. 4 is the structural representation of circular multi-turn heating tube in Fig. 2;
Fig. 5 is the open mode figure of taper sealing of hole plug in Fig. 1;
Wherein: 1-main frame, 2-sampling gun, 3-sampling pipe, 4-samples cylindrical shell, 5-sampling probe, 6-filter cylinder, 7-taper sealing of hole plug, 8-anchorage bar, 9-anti-backflow device, the circular multi-turn heating tube of 10-, 11-wire, 12-electric controller, 31-exhanst gas outlet, 32-flue gas temperature measurement cable interface, 33-flue gas pressures detects outlet, 34-handle, 35-pitot tube, 36-temperature thermocouple, 51-samples mouth, 52-sealing nut, 71-first cock body, 72-second cock body, 91-straight tube, 92-link, 93-tapered shunting plate, 94-through hole, 95-splitter box, 711-fixed orifice, 721-fixed leg, 911-convex edge.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Fig. 1 shows the structural representation of a kind of smoke dust sampling device that the utility model provides, and for convenience of explanation, this figure only provides the structure division relevant with the utility model.
As shown in Figure 1, a kind of smoke dust sampling device, comprise main frame 1 and sampling gun 2, sampling gun 2 comprises sampling pipe 3, sampling cylindrical shell 4 and sampling probe 5, the front end of sampling cylindrical shell 4 is removably located at by sampling probe 5, sampling probe 5 comprises sampling mouth 51 and the sealing nut 52 for fixed sample mouth 51, and the front end of sampling cylindrical shell 4 is provided with the screw thread adapted with sealing nut 52, and sampling cylindrical shell 4 is located at the front end of sampling pipe 3.
The rear end of sampling pipe 3 is provided with exhanst gas outlet 31, flue gas temperature measurement cable interface 32, flue gas pressures detection outlet 33 and handle 34, exhanst gas outlet 31, flue gas temperature measurement cable interface 32, flue gas pressures detect outlet 33 and can be connected with main frame 1, and the front end of sampling pipe 3 is also provided with pitot tube 35 and temperature thermocouple 36; The outer wall of sampling pipe 3 is arranged with dismountable taper sealing of hole plug 7, as shown in Figure 5, taper sealing of hole plug 7 comprises can the first cock body 71 and the second cock body 72 of folding, the inside surface of the first cock body 71 is provided with fixed orifice 711, and the position that the inside surface of the second cock body 72 is corresponding with fixed orifice 711 is provided with the fixed leg 721 adapted with the aperture of fixed orifice 711; First cock body 71 and the second cock body 72 are equipped with anchorage bar 8 towards one end of the handle 34 of sampling pipe 3.
As shown in Figure 2, filter cylinder 6 is movably equipped with in sampling cylindrical shell 4, as filter cylinder 6 is flexibly connected with sampling cylindrical shell 4 by the structure such as set collar or convex edge, sampling cylindrical shell 4 is provided with anti-backflow device 9 with the connectivity part of sampling pipe 3, circular multi-turn heating tube 10 is provided with between anti-backflow device 9 and filter cylinder 6, as shown in Figure 1 and Figure 4, circular multi-turn heating tube 10 is electrically connected with wire 11, and it is outer and be electrically connected with electric controller 12 that wire 11 stretches out sampling cylindrical shell 4, as shown in Figures 2 and 3, anti-backflow device 9 comprises straight tube 91, the both sides of straight tube 91 are connected respectively by the inwall of convex edge 911 with sampling pipe 3, the both sides of straight tube 91 are also respectively equipped with link 92, parallelly up and down between two links 92 be provided with multiple tapered shunting plate 93, the base diameter of multiple tapered shunting plate 93 reduces along sampling pipe 3 gradually to circular multi-turn heating tube 10 direction, except except a tapered shunting plate 93 of circular multi-turn heating tube 10, the centre of all the other each tapered shunting plates 93 all has a through hole 94, the diameter of through hole 94 reduces along sampling pipe 3 gradually to circular multi-turn heating tube 10 direction, many splitter boxs 95 are evenly equipped with around the through hole 94 of tapered shunting plate 93.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a smoke dust sampling device, comprise main frame and sampling gun, described sampling gun comprises sampling pipe, the rear end of described sampling pipe is provided with exhanst gas outlet, flue gas temperature measurement cable interface, flue gas pressures detects outlet and handle, the front end of described sampling pipe is provided with sampling cylindrical shell, pitot tube and temperature thermocouple, the front end of described sampling cylindrical shell is connected with sampling probe, described sampling probe comprises sampling mouth and the sealing nut for fixing described sampling mouth, filter cylinder is movably equipped with in described sampling cylindrical shell, it is characterized in that: described sampling cylindrical shell and described sampling pipe connectivity part are provided with anti-backflow device, circular multi-turn heating tube is provided with between described anti-backflow device and described filter cylinder, described circular multi-turn heating tube is electrically connected with wire, it is external and be electrically connected with electric controller that described wire stretches out described sampling cylinder.
2. a kind of smoke dust sampling device as claimed in claim 1, it is characterized in that: described anti-backflow device comprises straight tube, the both sides of described straight tube are connected respectively by the inwall of convex edge with described sampling pipe, the both sides of described straight tube are also respectively equipped with link, parallelly up and down between described two links be provided with multiple tapered shunting plate, the base diameter of described multiple tapered shunting plate reduces gradually along described sampling pipe to described circular multi-turn heating tube direction, except except a tapered shunting plate of described circular multi-turn heating tube, the centre of all the other each tapered shunting plates all has a through hole, the diameter of described through hole reduces gradually along described sampling pipe to described circular multi-turn heating tube direction.
3. a kind of smoke dust sampling device as claimed in claim 2, is characterized in that: be evenly equipped with many splitter boxs around the through hole of described tapered shunting plate.
4. a kind of smoke dust sampling device as claimed in claim 1, is characterized in that: the outer wall of described sampling pipe is arranged with dismountable taper sealing of hole plug.
5. a kind of smoke dust sampling device as claimed in claim 4, it is characterized in that: described taper sealing of hole plug comprises can the first cock body of folding and the second cock body, the inside surface of described first cock body is provided with fixed orifice, and the position that the inside surface of described second cock body is corresponding with described fixed orifice is provided with the fixed leg adapted with the aperture of described fixed orifice.
6. a kind of smoke dust sampling device as claimed in claim 4, is characterized in that: described taper sealing of hole plug is provided with anchorage bar towards one end of the handle of described sampling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182322.2U CN204495621U (en) | 2015-03-28 | 2015-03-28 | A kind of smoke dust sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520182322.2U CN204495621U (en) | 2015-03-28 | 2015-03-28 | A kind of smoke dust sampling device |
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| Publication Number | Publication Date |
|---|---|
| CN204495621U true CN204495621U (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520182322.2U Expired - Fee Related CN204495621U (en) | 2015-03-28 | 2015-03-28 | A kind of smoke dust sampling device |
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| CN (1) | CN204495621U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421786A (en) * | 2017-08-22 | 2017-12-01 | 中冶节能环保有限责任公司 | A kind of bucket formula can assembled heat tracing type smoke dust sampling gun |
| CN107677515A (en) * | 2017-09-18 | 2018-02-09 | 大唐东北电力试验研究所有限公司 | A kind of hot type sampling gun for preventing cool solidifying refluence |
| CN108469361A (en) * | 2018-07-03 | 2018-08-31 | 青岛明华电子仪器有限公司 | A kind of detachable type integration beta rays flue dust direct reading test probe |
| CN108507839A (en) * | 2018-05-25 | 2018-09-07 | 安徽工业大学 | sedimentation furnace constant temperature sampling method |
| CN115321731A (en) * | 2022-07-22 | 2022-11-11 | 广州市心德实业有限公司 | Evaporation type sewage treatment device |
-
2015
- 2015-03-28 CN CN201520182322.2U patent/CN204495621U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421786A (en) * | 2017-08-22 | 2017-12-01 | 中冶节能环保有限责任公司 | A kind of bucket formula can assembled heat tracing type smoke dust sampling gun |
| CN107421786B (en) * | 2017-08-22 | 2023-07-14 | 中冶节能环保有限责任公司 | Bucket-type assembled heat tracing type smoke sampling gun |
| CN107677515A (en) * | 2017-09-18 | 2018-02-09 | 大唐东北电力试验研究所有限公司 | A kind of hot type sampling gun for preventing cool solidifying refluence |
| CN108507839A (en) * | 2018-05-25 | 2018-09-07 | 安徽工业大学 | sedimentation furnace constant temperature sampling method |
| CN108507839B (en) * | 2018-05-25 | 2020-07-24 | 安徽工业大学 | Constant-temperature sampling method for settling furnace |
| CN108469361A (en) * | 2018-07-03 | 2018-08-31 | 青岛明华电子仪器有限公司 | A kind of detachable type integration beta rays flue dust direct reading test probe |
| CN108469361B (en) * | 2018-07-03 | 2024-03-19 | 青岛明华电子仪器有限公司 | Detachable integrated beta ray smoke dust direct-reading test probe |
| CN115321731A (en) * | 2022-07-22 | 2022-11-11 | 广州市心德实业有限公司 | Evaporation type sewage treatment device |
| CN115321731B (en) * | 2022-07-22 | 2023-09-01 | 广州市心德实业有限公司 | Evaporation type sewage treatment device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20200328 |