CN201133881Y - Fume emission continuous checking system gas sampling filtering apparatus - Google Patents
Fume emission continuous checking system gas sampling filtering apparatus Download PDFInfo
- Publication number
- CN201133881Y CN201133881Y CNU2007203095422U CN200720309542U CN201133881Y CN 201133881 Y CN201133881 Y CN 201133881Y CN U2007203095422 U CNU2007203095422 U CN U2007203095422U CN 200720309542 U CN200720309542 U CN 200720309542U CN 201133881 Y CN201133881 Y CN 201133881Y
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- filter
- filtrator
- inlet channel
- gas sampling
- connecting link
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Abstract
The utility model relates to a gas sampling filter for a continuous fume emission detecting system, which comprises a filter pressure nut, a filter seat, a filter link rod and a filtering cylinder. The lateral edge of the filter seat is provided with a first intake passage; a second intake passage is arranged along the axial direction of the filter link rod, and one end of the second intake passage, which is positioned in the axis, is provided with a third intake passage, which radially penetrates the filter link rod; the filtering cylinder is nested outside the filter link rod to form a gas-containing space; the filter pressure nut and the filter seat are respectively hermetically connected with both ends of the filter link rod and the filtering cylinder; via the second and the third intake passages, the first intake passage is communicated with the gas-containing space between the filtering cylinder and the filter link rod.
Description
Technical field
The utility model relates to a kind of gas sampling assembly, particularly be a kind of gas sampling and filtering equipment that is applied to fume emission continuous detection system.
Background technology
Industrial high speed development has caused severe contamination to environment, and air quality obviously worsens.Gross contamination thing in many urban atmospheres is high, has restricted sustainable development of economy to a certain extent.In administering and controling environment pollution, realization is crucial to the monitoring and the measurement of flue dust, smoke emissioning concentration and the total emission volumn of atmospheric pollution source emission.
Usually flue dust, fume emission monitoring system are by flue dust (solid contaminant) monitoring subsystem; The gaseous contaminant monitoring subsystem; Gas Parameters monitoring subsystem and compositions such as data acquisition process and communication subsystem, but being still for flue dust, its first step carries out sampling analysis, wherein, extraction method occupies sizable a part of proportion on the application range for other pollution source flue gas sampling method (the dilution degassing method and the direct method of measurement).But complete extraction method also is the suitable strictness of requirement to the sample collection and the processing procedure of whole gas, also needs relevant a whole set of treatment measures to cooperate whole sampling to extract effectively carrying out of gaseous contaminant process so simultaneously.The primary filter that extracts gaseous contaminant is exactly a wherein very important part.As everyone knows, the composition of the pollution source in the discharging flue is quite complicated, comprising flue dust, and flue gas, aqueous vapor or the like.Also because these complicated pollution source compositions have brought many problems for the primary filter of gaseous contaminant filter plant.For example, when guaranteeing to extract corresponding gaseous contaminant, ensure the unimpeded of the impermeability of flow, equipment of whole gas circuit and whole gas piping, these all provide prerequisite condition for later stage gas pollutant analysis.And with regard to the filtrator operating position of present various kinds; because environment for use is quite abominable; usually can occur because the density issue of pollutant; cause in the middle of the process that extracts; the less soot dust granule thing of part particle diameter is mingled in the middle of the gaseous contaminant of extraction; the gas piping of flowing through, accumulating over a long period causes the obstruction of whole gas circuit.And the big slightly part of other particle diameter is adsorbed on the surface of filtrator, and the flow of extracting gases is affected.Adding in the middle of the gaseous contaminant of upper flue major part is to have corrosively, and also there is the possibility that is corroded in the filtrator that life cycle is long slightly.Certainly these similar problem are not on one's body the filtrator of all concentrating that is reflected to a certain kind, but with regard to kind, expose above mentioned similar problem such as the difference that all occurred as stainless steel filter, metal sintering filtrator, porcelain filter or the like owing to work principle of filter and filtering smoke particle diameter.And being the system maintenance in later stage, these problems are provided with many obstacles and difficulty, problem serious situation even directly threaten the normal operation of whole C EMS equipment.
In view of above-mentioned defective, the utility model applicant is through research and practice have obtained this creation finally for a long time.
Summary of the invention
The purpose of this utility model is, a kind of gas sampling and filtering equipment of fume emission continuous detection system is provided, in order to overcome above-mentioned defective.
For achieving the above object, the technical solution adopted in the utility model is, a kind of gas sampling and filtering equipment of fume emission continuous detection system is provided, and it comprises:
One filtrator is pressed female;
One filter seat, its lateral margin are provided with one first inlet channel;
One filtrator connecting link is axially arranged with one second inlet channel along it, and an end that is positioned at axle at described second inlet channel is provided with the 3rd inlet channel, and described the 3rd inlet channel radially runs through described filtrator connecting link;
One cartridge filter, it is enclosed within outside the described filtrator connecting link, forms a permitted gas space;
Wherein, described filtrator is pressed female and described filter seat is arranged at described filtrator connecting link and cartridge filter two ends respectively, and impermeability couples together;
Described first inlet channel communicates with permitted gas space between described cartridge filter and the described filtrator connecting link by described second inlet channel, the 3rd inlet channel;
Preferable, comprise that also a pair of graphite grazing pad is arranged at described cartridge filter respectively and described filtrator is pressed between the mother, and between described cartridge filter and the described filter seat;
Preferable, described filtrator connecting link has the external thread that has of second inlet channel, one end, and it offers internal thread, both bolts with the corresponding link position of described filter seat place; The other end of described filtrator connecting link offers internal thread, presses mother and described filtrator connecting link to link together described filtrator by a bolt;
Preferable, described filtrator is the unglazed pottery goods;
Preferable, surface adhesion one deck macromolecular filter membrane of described filtrator, its filter membrane density 〉=0.45 μ m;
Preferable, be wound with the glass fibre silk ribbon on the surface of described macromolecular filter membrane;
Preferable, between described glass fibre silk ribbon and the macromolecular filter membrane, and bond together between described macromolecular filter membrane and the filter surfaces.
The beneficial effects of the utility model are compared with the prior art, overcome stop up the gas circuit pipe, dependent failure phenomenons such as the gas circuit flow is on the low side gradually, corrosion filtrator, greatly reduce the manual maintenance of equipment, guaranteed the stable operation of system.The reliability height is for the normal operation of fume emission continuous detection system provides prerequisite guarantee.
Description of drawings
Fig. 1 is the assembly drawing of the gas sampling and filtering equipment of the utility model fume emission continuous detection system;
Fig. 2 A is the axial section of the gas sampling and filtering equipment middle filtrator seat of the utility model fume emission continuous detection system;
Fig. 2 B is the gas sampling and filtering equipment middle filtrator seat radial section figure of the utility model fume emission continuous detection system;
Fig. 3 is the gas sampling and filtering equipment middle filtrator connecting link axial section of the utility model fume emission continuous detection system;
Fig. 4 presses female axial section for the gas sampling and filtering equipment middle filtrator of the utility model fume emission continuous detection system;
Fig. 5 is a cartridge filter axial section in the gas sampling and filtering equipment of the utility model fume emission continuous detection system.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.
See also shown in Figure 1ly, it is the assembly drawing of the gas sampling and filtering equipment of the utility model fume emission continuous detection system, and it comprises: a filtrator presses female 6; One filter seat 1, its lateral margin are provided with one first inlet channel; One filtrator connecting link 4 is axially arranged with one second inlet channel along it, and an end that is positioned at axle at described second inlet channel is provided with the 3rd inlet channel, and described the 3rd inlet channel radially runs through described filtrator connecting link 4; One cartridge filter 3, it is enclosed within outside the described filtrator connecting link 4, forms a permitted gas space;
Wherein, described filtrator presses mother 6 and described filter seat 1 to be arranged at described filtrator connecting link 4 and cartridge filter 3 two ends respectively, and impermeability couples together; Described first inlet channel communicates with permitted gas space between described cartridge filter 3 and the described filtrator connecting link 4 by described second inlet channel, the 3rd inlet channel;
Comprise that also a pair of graphite grazing pad 5 is arranged at described cartridge filter 3 respectively and described filtrator is pressed between female 6, and between described cartridge filter 3 and the described filter seat 1.
See also shown in Fig. 2 A, Fig. 2 B, it is the sectional view of the gas sampling and filtering equipment middle filtrator seat of the utility model fume emission continuous detection system; The lateral margin of described filter seat 1 is provided with one first inlet channel 11, and the position is provided with internal thread hole 12 in the central, and described first inlet channel 11 connects with described internal thread hole 12.
See also shown in Figure 3ly, it is the gas sampling and filtering equipment middle filtrator connecting link axial section of the utility model fume emission continuous detection system; It is axially arranged with one second inlet channel 41 along it, and an end that is positioned at axle at described second inlet channel 41 is provided with the 3rd inlet channel 42, and described the 3rd inlet channel 42 radially runs through described filtrator connecting link 4; Described filtrator connecting link 4 has the external thread that has of second inlet channel, 41 1 ends, and it offers internal thread, both bolts with described filter seat 1 corresponding link position place; The other end of described filtrator connecting link 4 offers internal thread 43, need take encapsulation process.
See also shown in Figure 4ly, it presses female axial section for the gas sampling and filtering equipment middle filtrator of the utility model fume emission continuous detection system; It has a body, and described body has inside groove 61, has through hole in the central authorities of described inside groove 61, and described through hole is passed through by a bolt 62, and described filtrator connecting link 4 links together, and need take encapsulation process.
See also shown in Figure 5ly, it is a cartridge filter axial section in the gas sampling and filtering equipment of the utility model fume emission continuous detection system; Described cartridge filter 3 intermediate spaces are greater than the volume of described filtrator connecting link 4, and to form described permitted gas space, it is the unglazed pottery goods, at its surface adhesion one deck macromolecular filter membrane, and its macromolecular filter membrane density 〉=0.45 μ m; With regard to work principle of filter, when the soot dust granule thing greater than 0.45 μ m, be to pass through this macromolecular filter membrane.Twine some glass fibre silk ribbons then on the surface of described macromolecular filter membrane, for the big slightly particle of density, also stopped surface at described glass fibre silk ribbon, for macromolecular filter membrane has cushioned a part because a part of resistance that particle density is adsorbed on filter surfaces greatly to be brought guarantees the gas flow that extracts.In addition, in the impermeability of considering filter plant simultaneously, also introduced to surface of contact between metal structure, filtering membrane, filtrator, the glass fibre pass through bonding, the impermeability of assurance filter plant.At last, for the soot dust granule that is adsorbed on filter surfaces for a long time owing to acting force, CEMS combined filtering device project organization, take to utilize strong gas pressure to purge filter surfaces, the surface that the pollutant that a part is adsorbed is cleared away filtrator, the load that causes owing to resistance is excessive that alleviates CEMS equipment.
The above only is preferred embodiment of the present utility model, only is illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that the utility model claim is limited, revise, even equivalence, but all will fall in the protection domain of the present utility model.
Claims (7)
1, a kind of gas sampling and filtering equipment of fume emission continuous detection system is characterized in that, it comprises:
One filtrator is pressed female;
One filter seat, its lateral margin are provided with one first inlet channel;
One filtrator connecting link is axially arranged with one second inlet channel along it, and an end that is positioned at axle at described second inlet channel is provided with the 3rd inlet channel, and described the 3rd inlet channel radially runs through described filtrator connecting link;
One cartridge filter, it is enclosed within outside the described filtrator connecting link, forms a permitted gas space;
Wherein, described filtrator is pressed female and described filter seat is arranged at described filtrator connecting link and cartridge filter two ends respectively, and impermeability couples together;
Described first inlet channel communicates with permitted gas space between described cartridge filter and the described filtrator connecting link by described second inlet channel, the 3rd inlet channel.
2, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 1, it is characterized in that, comprise that also a pair of graphite grazing pad is arranged at described cartridge filter respectively and described filtrator is pressed between the mother, and between described cartridge filter and the described filter seat.
3, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 1, it is characterized in that, described filtrator connecting link has the external thread that has of second inlet channel, one end, it offers internal thread, both bolts with the corresponding link position of described filter seat place; The other end of described filtrator connecting link offers internal thread, presses mother and described filtrator connecting link to link together described filtrator by a bolt.
4, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 1 and 2 is characterized in that, described cartridge filter is the unglazed pottery goods.
5, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 4 is characterized in that, surface adhesion one deck macromolecular filter membrane of described cartridge filter, its filter membrane density 〉=0.45 μ m.
6, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 5 is characterized in that, is wound with the glass fibre silk ribbon on the surface of described macromolecular filter membrane.
7, the gas sampling and filtering equipment of fume emission continuous detection system according to claim 6 is characterized in that, between described glass fibre silk ribbon and the macromolecular filter membrane, and bonds together between described macromolecular filter membrane and the filter surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203095422U CN201133881Y (en) | 2007-12-27 | 2007-12-27 | Fume emission continuous checking system gas sampling filtering apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007203095422U CN201133881Y (en) | 2007-12-27 | 2007-12-27 | Fume emission continuous checking system gas sampling filtering apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201133881Y true CN201133881Y (en) | 2008-10-15 |
Family
ID=40062150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007203095422U Expired - Fee Related CN201133881Y (en) | 2007-12-27 | 2007-12-27 | Fume emission continuous checking system gas sampling filtering apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201133881Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101468272B (en) * | 2007-12-27 | 2012-05-30 | 武汉市天虹仪表有限责任公司 | Gas sampling and filtering equipment of fume emission continuous detection system |
-
2007
- 2007-12-27 CN CNU2007203095422U patent/CN201133881Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101468272B (en) * | 2007-12-27 | 2012-05-30 | 武汉市天虹仪表有限责任公司 | Gas sampling and filtering equipment of fume emission continuous detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081015 Termination date: 20131227 |