CN206027291U - Preposed filter device for flue gas analysis - Google Patents
Preposed filter device for flue gas analysis Download PDFInfo
- Publication number
- CN206027291U CN206027291U CN201621045657.0U CN201621045657U CN206027291U CN 206027291 U CN206027291 U CN 206027291U CN 201621045657 U CN201621045657 U CN 201621045657U CN 206027291 U CN206027291 U CN 206027291U
- Authority
- CN
- China
- Prior art keywords
- support frame
- filter
- cartridge support
- filtering tank
- flue gas
- 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.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000003546 flue gas Substances 0.000 title claims abstract description 16
- 238000004868 gas analysis Methods 0.000 title claims abstract description 15
- 238000001914 filtration Methods 0.000 claims abstract description 78
- 239000007789 gas Substances 0.000 claims abstract description 31
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims description 20
- 238000005119 centrifugation Methods 0.000 claims description 2
- 230000008439 repair process Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract 4
- 238000004458 analytical method Methods 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000035475 disorder Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a preposed filter device for flue gas analysis, the filter bag is crossed to filtration jar, cyclic annular centrifugal guiding gutter, filter core support frame, flexible hydrophobic fibre temperature resistant including the tubbiness, be equipped with the filtration cover on filtering the jar, be equipped with air inlet, outlet on the filtration jar, be equipped with the gas outlet on the filtration cover, in the filtration jar was placed in to the filter core support frame, flexible hydrophobic fibre temperature resistant was crossed the filter bag cover and is established on the filter core support frame, and cyclic annular centrifugal guiding gutter setting is being filtered between jar and the filter core support frame, cyclic annular centrifugal water conservancy diversion grooved ring is established in the filter core support frame outside, cyclic annular centrifugal guiding gutter is linked together with the air inlet that filters on the jar, filter the cover and pass through threaded connection with the filter core support frame, filter the cover and filter a jar adoption screw screw rod and be connected. The utility model discloses it is convenient that simple structure, filter portion can dismantle, keep in repair the change.
Description
Technical field
This utility model is related to a kind of defecator, and in particular to a kind of flue gas analysis pre-filtering device, main to use
In gas composition analysis system in metallurgical, chemical industry.
Background technology
In gas composition analysis system, pretreatment module is responsible for carrying out filtering by the gas gathered from pipeline, at dehumidifying
Reason, makes gas become pressure, flow, humidity, cleanliness factor sample gas up to standard.In preprocessing process, often there is multistage mistake
Filter, it is ensured that the humidity of sample gas, cleanliness factor reach standard.The fore filter being connected with pipeline, is filled as primary filter
Put, often the larger equipment of consumption.Fore filter is generally using the ceramic or stainless filter core of one, the mistake
Filter filter element price is high and plugging fault takes place frequently.Because gas composition analysis system plays a decisive role to RECOVERY OF CONVERTER GAS, once
Break down and will have a strong impact on steel-making energy consumption, be that user brings economic loss and severe compromise occurs.
There is following defect in actual applications in prior art:
1st, fore filter complex structure, difficulty of processing are big, and if any damaging, to repair religion difficult, therefore increased and make steel into
This;
2nd, the transmitance of the filter core of existing fore filter is low and is easily blocked by aqueous dust pollution;Failure frequency
Send out, system effectiveness degradation speed is fast, filter element spare part relies primarily on import, and cycle buying is long and equipment cost is high.
Utility model content
The purpose of this utility model is to provide a kind of simple structure, and filtration fraction is detachable, be easy to keep in repair the cigarette changed
Edema caused by disorder of QI analysis pre-filtering device.
The technical scheme adopted by this utility model is:
A kind of flue gas analysis pre-filtering device, filtering tank, ring-type centrifugal flow guiding groove including tubbiness, cartridge support
Frame, flexible hydrophobic fiber heatproof filter bag;
The filtering tank is provided with filtration cover, and filtering tank is provided with air inlet, discharge outlet, and the filtering tank lid is provided with
Gas outlet;
The cartridge support is placed in filtering tank, and flexible hydrophobic fiber heatproof filter bag is set on cartridge support frame,
Ring-type centrifugal flow guiding groove is arranged between filtering tank and cartridge support frame;
The ring-type centrifugal flow guiding grooved ring is located on the outside of cartridge support frame;On the ring-type centrifugal flow guiding groove and filtering tank
Air inlet is connected;
Filter cover to be threaded connection with cartridge support frame;Filter cover to be connected using screw rod with filtering tank;
After needing the gas for filtering Jing air inlet into ring-type centrifugal flow guiding groove, Jing after flexible hydrophobic fiber heatproof filter bag
Into in cartridge support frame, finally discharged by gas outlet.
By such scheme, the cartridge support frame is cylindrical in shape, is provided with the row 4mm circular holes of 8 row 5 in cylindrical wall.
By such scheme, the ring-type centrifugal flow guiding groove is spiral stream guidance groove.
By such scheme, the filtering tank lid is provided with spring absolute pressure gauge, and the tightness of filtering tank cavity is carried out
Monitoring.
By such scheme, filter cover, cartridge support frame and be equipped with sealing ring detent, RUBBER O type sealing ring is placed in
In sealing ring detent.The filtration cover is sealed using direct press type with filtering tank, and filtration cover is equipped with filtering tank and is contained
The sealing ring detent of RUBBER O type sealing ring.
By such scheme, the cartridge support frame outer wall upper end is provided with filter bag and fixes antiskid groove.
By such scheme, the air inlet pipe at the air inlet is in 30 ° of -45 ° of angles with the axis of filtering tank, preferably
30°。
By such scheme, filter element can be set in the cartridge support frame in addition, to improve filter efficiency.
Work as converter gas(The gas that need to be filtered)Filtering tank is entered by the air inlet pipe in a certain angle with filtering tank, is flowed through
Ring-type centrifugal flow guiding groove, enters inside cartridge through flexible hydrophobic fiber heatproof filter bag and cartridge support frame thieff hatch,
By being sent to gas outlet inside filtration core.
The beneficial effects of the utility model are:
Using flexible hydrophobic fiber heatproof filter bag Chalk-dust filtering moisture, the dust and part water in flue gas can be effectively removed
Point, the gas into analysis meter is effectively purified, make instrument without prejudice, normally use so as to improve recovery system
Rate;
Filtration fraction is detachable, filter element replacing is convenient, improves maintenance efficiency, reduces filtration cost;
It is simple structure, easy to make, and low manufacture cost;
Easy to maintenance, maintenance cost is cheap, fault rate is low, strong adaptability;
Gas-contact area is expanded using flexible hydrophobic fiber heatproof filter bag, filter efficiency is improve;
Former ceramics or metal sampler probe are replaced using flexible hydrophobic fiber heatproof filter bag, reduce filter into
This;
Air inlet pipe is in a certain angle with filtering tank, and filtering tank be made up of stainless steel material it is barrel-shaped, to into filtering tank
Gas is accelerated, and is improved the gas flow by flexible hydrophobic fiber heatproof filter bag, is improved filter efficiency;
Guiding gutter is ring-type centrifugal flow guiding groove, and is helically declined;Gas enters guiding gutter, produces and surround in filtering tank
The high speed cyclone of flexible hydrophobic fiber heatproof filter bag, increases gas flow rate and the contact with flexible hydrophobic fiber heatproof filter bag
Face, improves filter efficiency;
Filter cover to be threaded connection with cartridge support frame, be located at filtration cover and be provided with containing rubber with cartridge support frame
The sealing ring detent of O-ring seal, RUBBER O type sealing ring are placed between filtration cover and cartridge support frame, effectively can be protected
Card filter tightness;
Filtering tank is provided with discharge outlet, and manually ball valve completes regular maintenance discharge opeing operation, easy to maintenance.
Description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is operation principle sketch of the present utility model;
Fig. 3, Fig. 4 are purge schematic diagram of the present utility model.
Wherein:1st, filtering tank, 2, ring-type centrifugal flow guiding groove, 3, cartridge support frame, 4, flexible hydrophobic fiber heatproof filter bag,
5th, circular hole, 6, air inlet pipe, 8, Manual draining valve, 9, RUBBER O type sealing ring, 10, spring absolute pressure gauge, 11, filter cover,
12nd, drain pipe, 13, escape pipe.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit this utility model.
Participate in Fig. 1-Fig. 2, a kind of flue gas analysis pre-filtering device, the filtering tank 1, ring-type centrifugal flow guiding including tubbiness
Groove 2, cartridge support frame 3, flexible hydrophobic fiber heatproof filter bag 4.Filtering tank 1 is provided with filtration cover 11, and filtering tank 1 is provided with
The air inlet being connected with air inlet pipe 6 and the discharge outlet of the connection of drain pipe 12, are filtered cover 11 and are provided with what is be connected with escape pipe 13
Gas outlet;Drain pipe 12 is provided with Manual draining valve 8, is provided with spring absolute pressure gauge 10 at gas outlet.Cartridge support frame 3 is in cylinder
Shape, is provided with the row 4mm of 8 row 5 circular holes 5 in cylindrical wall.Cartridge support frame 3 is placed in filtering tank 1, and flexible hydrophobic fiber heatproof is filtered
Bag 4 is set on cartridge support frame 3, and ring-type centrifugal flow guiding groove 2 is arranged between filtering tank 1 and cartridge support frame 3, ring-type centrifugation
2 ring of guiding gutter is located on the outside of cartridge support frame 3;Ring-type centrifugal flow guiding groove 2 is connected with the air inlet on filtering tank 1;And in order to
Good guide function is realized, ring-type centrifugal flow guiding groove 2 adopts spiral stream guidance groove.
Filter cover 11 to be threaded connection with cartridge support frame 3, filter cover 11, cartridge support frame 3 and be equipped with sealing
Circle detent, RUBBER O type sealing ring 9 are placed in sealing ring detent.Filter cover 11 screw rod is adopted with filtering tank 1
Connection, direct press type sealing, filters the sealing ring detent that cover 11 and filtering tank 1 are equipped with the sealing ring of type containing RUBBER O 9.
In the present embodiment, cartridge support frame outer wall upper end be provided with filter bag fix antiskid groove, so as to fixing flexible it is hydrophobic
Fiber heatproof filter bag 4.Air inlet pipe 6 is in 30 ° of -45 ° of angles with the axis of filtering tank 1.
The aqueous gas Jing air inlet pipe of dust-laden enters ring-type centrifugal flow guiding groove, and Jing ring-type centrifugal flow guidings groove accelerates, gas Jing
Rotation, the thicker grit of a part and vapor is accelerated to be fallen directly into the cavity bottom of filtering tank by reasons such as inertia or natural subsidence
Portion, wherein most dust and steam with gas along guiding gutter enter in the shape of a spiral flexible hydrophobic fiber heatproof filter bag and
In cartridge support frame 3, most dust water branches are filtered absorption of by flexible hydrophobic fiber heatproof filter bag, into cartridge support
Gas in frame is discharged into pretreatment gas circuit by gas outlet and completes follow-up secondary filter dedusting dehumidifying.
Referring to Fig. 3 and Fig. 4, when safeguarding, can remove defecator by nitrogen being purged outside purging nitrogen in system and system
Tamper, so as to ensure filter effect and filter efficiency.
One coal gas of steel-smelting revolving furnace recovery system is reclaimed with furnace rear exhaust-gas analyzer measurement, using this utility model flue gas
Analysis improves 50s with pre-filtering device ratio using the analysis system response time of common defecator, and yield improves near
15%, with average one day 25 stove of converter, 10000 cubic metres of a stove(1000 yuan), 11500 cubic metres are reclaimed after enforcement, often produce per year
Raw 10,350,000 yuan of economic benefit 11500/10000*1000*25*30*12=.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations should all belong to the protection domain of this utility model claims.
Claims (8)
1. a kind of flue gas analysis pre-filtering device, it is characterised in that:Filtering tank, ring-type centrifugal flow guiding groove including tubbiness,
Cartridge support frame, flexible hydrophobic fiber heatproof filter bag;
The filtering tank is provided with filtration cover, and filtering tank is provided with air inlet, discharge outlet, and the filtering tank lid is provided with outlet
Mouthful;
The cartridge support is placed in filtering tank, and flexible hydrophobic fiber heatproof filter bag is set on cartridge support frame, ring-type
Centrifugal flow guiding groove is arranged between filtering tank and cartridge support frame;
The ring-type centrifugal flow guiding grooved ring is located on the outside of cartridge support frame;Air inlet on the ring-type centrifugal flow guiding groove and filtering tank
Mouth is connected;
Filter cover to be threaded connection with cartridge support frame;Filter cover to be connected using screw rod with filtering tank;
Need the gas for filtering Jing after air inlet enters ring-type centrifugal flow guiding groove, enter Jing after flexible hydrophobic fiber heatproof filter bag
In cartridge support frame, finally discharged by gas outlet.
2. flue gas analysis pre-filtering device according to claim 1, it is characterised in that:The cartridge support frame is in cylinder
Shape, is provided with circular hole in cylindrical wall.
3. flue gas analysis pre-filtering device according to claim 1 and 2, it is characterised in that:The ring-type centrifugation is led
Chute is spiral stream guidance groove.
4. flue gas analysis pre-filtering device according to claim 3, it is characterised in that:The filtration cover, filtration
Tank is equipped with sealing ring detent, and RUBBER O type sealing ring is placed in sealing ring detent.
5. flue gas analysis pre-filtering device according to claim 4, it is characterised in that:The filtering tank lid is provided with
Spring absolute pressure gauge.
6. flue gas analysis pre-filtering device according to claim 4, it is characterised in that:Filter cover, cartridge support
Frame is equipped with sealing ring detent, and RUBBER O type sealing ring is placed in sealing ring detent.
7. flue gas analysis pre-filtering device according to claim 6, it is characterised in that:The cartridge support frame outer wall
Upper end is provided with filter bag and fixes antiskid groove.
8. flue gas analysis pre-filtering device according to claim 1, it is characterised in that:Air inlet at the air inlet
Pipe is in 30 ° of -45 ° of angles with the axis of filtering tank.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621045657.0U CN206027291U (en) | 2016-09-09 | 2016-09-09 | Preposed filter device for flue gas analysis |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621045657.0U CN206027291U (en) | 2016-09-09 | 2016-09-09 | Preposed filter device for flue gas analysis |
Publications (1)
Publication Number | Publication Date |
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CN206027291U true CN206027291U (en) | 2017-03-22 |
Family
ID=58299715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621045657.0U Expired - Fee Related CN206027291U (en) | 2016-09-09 | 2016-09-09 | Preposed filter device for flue gas analysis |
Country Status (1)
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CN (1) | CN206027291U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107029481A (en) * | 2017-06-21 | 2017-08-11 | 上海昶艾电子科技有限公司 | Mist of oil dust filtering device for sample gas |
CN108525410A (en) * | 2018-06-11 | 2018-09-14 | 秦皇岛市桑格电气控制设备有限公司 | A kind of devices and methods therefor for collecting cloud |
CN111228910A (en) * | 2020-03-23 | 2020-06-05 | 江苏春都环保科技有限公司 | Filter equipment is from clean system |
-
2016
- 2016-09-09 CN CN201621045657.0U patent/CN206027291U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107029481A (en) * | 2017-06-21 | 2017-08-11 | 上海昶艾电子科技有限公司 | Mist of oil dust filtering device for sample gas |
CN108525410A (en) * | 2018-06-11 | 2018-09-14 | 秦皇岛市桑格电气控制设备有限公司 | A kind of devices and methods therefor for collecting cloud |
CN108525410B (en) * | 2018-06-11 | 2023-10-20 | 秦皇岛市桑格电气控制设备有限公司 | Device and method for collecting dust mist |
CN111228910A (en) * | 2020-03-23 | 2020-06-05 | 江苏春都环保科技有限公司 | Filter equipment is from clean system |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170705 Address after: 430083, Gate No. 2, Qingshan District, Hubei, Wuhan Patentee after: WUHAN IRON AND STEEL Co.,Ltd. Address before: 430083 Qingshan District, Hubei, Wuhan factory before the door No. 2 Patentee before: WUHAN IRON AND STEEL Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170322 |
|
CF01 | Termination of patent right due to non-payment of annual fee |