CN2516225Y - Smoke cleaning equipment - Google Patents
Smoke cleaning equipment Download PDFInfo
- Publication number
- CN2516225Y CN2516225Y CN 01274734 CN01274734U CN2516225Y CN 2516225 Y CN2516225 Y CN 2516225Y CN 01274734 CN01274734 CN 01274734 CN 01274734 U CN01274734 U CN 01274734U CN 2516225 Y CN2516225 Y CN 2516225Y
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- inlet tube
- section
- connecting axle
- inlet pipe
- sealing device
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Abstract
The utility model pertains to the field of converter auxiliary equipment and relates to a converter smoke purifying and washing device. The utility model, namely a smoke purifying and washing equipment, comprises an inlet pipe, a contraction section, a throat and mouth section, an extension section, an outlet section, and a dehydrator, with all sections connected with each other through fastening seal. A heavy weight is arranged inside the throat and mouth section, and a hydraulic device is arranged at the upper side of the inlet pipe; the upper end of the heavy weight is connected with the hydraulic device by a flange, a connecting shaft, and the connecting joint of a hydraulic cylinder. A water supplying device is arranged outside the inlet pipe, and the ring shaped water pipe of the water supplying device is fixed on the exterior wall of the inlet pipe; a spray nozzle is arranged inside the inlet pipe and right above the heavy weight by a valve and a water supplying branch pipe. A sealing device is arranged on top of an inlet pipe shell. The heavy weight is driven to move up and down by the hydraulic device so that the sectional area formed between the heavy weight and the throat and mouth section varies in the form of linear regulation; consequently, the flowing speed of smoke passing through the throat and mouth section will not change, and the whole purifying and washing system runs steadily, thus greatly improving the smoking purifying effect and reducing pollution.
Description
One. technical field:
The utility model belongs to converter auxiliary equipment field, relates to the converter gas purification system equipment, is specially adapted to the flue gas purification system that complete wet last combustion method is adopted in the 30～150t of steel plant converter.
Two. background technology:
At present, the flue gas purification system of the wet entirely last combustion method of the 30～150t of steel plant converter adopts double venturi gas cleaning washing more.This system comprises gasification cooling flue, first order Venturi tube gas cleaning wash mill, second level Venturi tube gas cleaning washing facility and scrubbing tower etc.; Its first order Venturi tube gas cleaning wash mill adopts fixed weir tap mouth, the high-temperature flue gas of about 1000 ℃ of gasification cooling flue outlets is reduced to saturated flue gas and reached just purify; Venturi tube gas cleaning washing facility in the second level adopts the R-D turnover plate type can regulate the aditus laryngis aperture, it has further purification and washing flue gas and regulates the effect of tolerance, and when needs reclaim coal gas, by guarantee the quality of recovery coal gas, be used to control the elementary errors pressure at converter mouth place, to adapt to the variation of converter mouth exhaust gas volumn.Second level Venturi tube gas cleaning washing facility in above-mentioned is made up of inlet tube, contraction section, aditus laryngis section, expansion segment, outlet section and dehydrator, and aditus laryngis is made of R-D turnover panel, transmission device and water tank; Have the water spray hole for water spraying at the water tank lateral wall, stop up, the cleansing pin that nitrogen drives is housed for preventing hole for water spraying.Rotate the R-D turnover panel, promptly regulate the opening degree of aditus laryngis, make the inspiratory capacity of flue gas purification system adapt to the variation of the exhaust gas volumn that converter produces, the washings that spray into by the hole for water spraying that is located at the aditus laryngis both sides mix with the abundant collision of high speed flue gas stream at aditus laryngis place, water is fully atomized, with flue dust cohesion, the flue dust that has been condensed is then discharged from the equipment such as dehydrator that are arranged on its underpart, reaches the purpose of gas cleaning and dedusting.The weak point of this equipment is: the R-D turnover panel anglec of rotation opening degree at aditus laryngis place because the rotation angle range of turnover panel is little, makes the linear adjustable range of aditus laryngis circulation area little in 0～45 ° of scope, can not adapt to big, the variation sharply time of flue gas flow fluctuation; It is poor to control the minute-pressure of converter mouth place effectively, and the system exhaust gas volumn of making can not flexible modulation.That is: when exhaust gas volumn is big,, cause converter mouth to smolder, contaminated environment because the gas that contains volume of smoke and CO that produces in the converter can not be in time excessive in a large number by aditus laryngis because of the too high malleation of fire door; Otherwise,, reduced the quality that reclaims coal gas because of the excessive negative pressure of fire door sucks a large amount of air.In addition, washings enter in the aditus laryngis by aditus laryngis water tank water jet, easily stop up hole for water spraying, must regularly disclose hole for water spraying with nitrogen purging, cleansing pin, and maintenance workload is big.Under same resistance, purification efficiency is low; Under same purification efficiency, water consumption is big.
Three. summary of the invention:
The converter gas purification system is made up of gasification cooling flue, first order Venturi tube gas cleaning wash mill, second level Venturi tube gas cleaning washing facility and scrubbing tower.
The purpose of this utility model is to provide a kind of second level Venturi tube gas cleaning washing facility in the converter gas purification system that is applicable to, is the smart cleaning equipment in the converter gas purification system; It is big that this equipment has the aditus laryngis circulation area, and the purification efficiency height can reduce environmental pollution, and maintenance load is little.
When needs reclaimed coal gas, the hydraulic servo controlling organization that the utility model links to each other by the hydraulic means with the inlet tube top was controlled the elementary errors at converter mouth place and is pressed, the quality of the coal gas of converter that is reclaimed with assurance.
At above-mentioned purpose, a kind of gas cleaning washing facility of the utility model is by inlet tube, contraction section, aditus laryngis section, expansion segment, outlet section, dehydrator, heavily stone roller, hydraulic means, water supply installation and sealing device are formed; Inlet tube, contraction section, aditus laryngis section, expansion segment, outlet section and dehydrator adopt successively and are fastened and connected, have a cylindrical shell of one's own, and the gravity dehydration device of the first order Venturi tube gas cleaning wash mill in inlet tube and the converter gas purification system links to each other, and dehydrator links to each other with scrubbing tower; Heavily cut or polish jade with an emery wheel along taper is housed in the aditus laryngis section, the hydraulic means of being made up of hydraulic cylinder, bearing block, support and base then is installed in the top of inlet tube; Heavily the stone roller upper end links to each other with hydraulic means by flange, connecting axle, hydraulic cylinder connector successively.
The water supply installation of being made up of annular conduit, valve, water supply arm and spiral nozzle is in the inlet tube outside, and its annular conduit is fixed on the outer wall of inlet tube, and the spiral nozzle is assemblied in the pipe of inlet tube by valve and water supply arm, be in heavily stone roller directly over; Be used to seal link to each other with the connecting axle sealing device of intersection area of inlet tube and be assemblied in the top of inlet tube shell, the sealing device also is sleeved on the connecting axle.
Compared with prior art, the utlity model has following advantage:
Because the utility model has disposed the heavily stone roller of suitable dress at the aditus laryngis place, make not dust stratification of aditus laryngis, and heavily the annulus area that forms of stone roller and aditus laryngis moves and changes with heavily cutting or polish jade with an emery wheel upper-lower position, be linear adjusting, how big fluctuation reaches sharply variation to the flue gas flow that no matter is come by converter, can drive heavily to cut or polish jade with an emery wheel by hydraulic means and regulate the aditus laryngis circulation area, make flue gas flow rate keep constant by the aditus laryngis place.That is: one is to make the stable operation of whole gas cleaning washing system, adapts to the variation that converter produces exhaust gas volumn, reduces the stokehold environmental pollution; The 2nd, guarantee that flue gas fully contacts with washings, washings are fully atomized, with the flue dust cohesion, improve gas cleaning and dust removing effects effect; When needs reclaim coal gas, can control the elementary errors at converter mouth place effectively and press, make whole system exhaust gas volumn energy flexible modulation, improve the quality of the coal gas of converter that reclaims.In addition owing to adopt the large-caliber spiral nozzle, and the spiral nozzle be in heavy stone roller directly over, the washings atomizing effect of ejection is good, and is difficult for stopping up spout, washing process is stable, reduces maintenance workload.
Four. description of drawings:
Now in conjunction with the accompanying drawings, the utility model is further described:
Accompanying drawing 1 is the structural representation of a kind of gas cleaning washing facility of the utility model.
Five. the specific embodiment:
Find out by accompanying drawing 1, a kind of gas cleaning washing facility of the utility model comprises inlet tube 1, contraction section 2, aditus laryngis section 3, expansion segment 4, outlet section 5 and dehydrator 33, adopt between each section and be fastened and connected, have a cylindrical shell of one's own, and the gravity dehydration device of the first order Venturi tube gas cleaning wash mill in inlet tube 1 and the converter gas purification system links to each other, and dehydrator 33 links to each other with scrubbing tower.In aditus laryngis section 3,, the hydraulic means of being made up of hydraulic cylinder 13, bearing block 14, support 15 and base 16 is installed above inlet tube 1 along the heavily stone roller 27 of taper is housed; Heavily cut or polish jade with an emery wheel 27 upper ends and link to each other with hydraulic means with hydraulic cylinder connector 17 by flange 30, connecting axle 25, shaft coupling 24, connecting axle 23 successively, heavily cut or polish jade with an emery wheel 27 lower end and pass through flange 31 and link to each other with connecting axle 26; Connecting axle 23 passes upper guide bush 21 and sealing device 22 enters in the inlet tube 1, and in guide pin bushing and the support 28, connecting axle 26 was enclosed within down in guide pin bushing and the support 29 during connecting axle 25 was enclosed within.
Be provided with the water supply installation of forming by annular conduit 7A, valve 7B, water supply arm 7C and spiral nozzle 97 in the outside of inlet tube 1, its annular conduit 7A is fixed on the outer wall of inlet tube 1, spiral nozzle 9 is assemblied in the pipe of inlet tube 1 by valve 7B and water supply arm 7C, be in heavily cut or polish jade with an emery wheel 27 directly over.
Be equipped with at the top of inlet tube 1 shell and be used to seal link to each other with connecting axle 23 sealing device 22 of intersection area of inlet tube 1 shell, the sealing device also is sleeved on the connecting axle 23.
In addition, heavily stone roller 27 displacement indicators that between upper guide bush 21 and hydraulic cylinder connector 17, are equipped with telescopic cover 20 and constitute by pointer 18, scale 19, pointer 18 is fixed on the lower end of hydraulic cylinder connector 17, can move up and down with connecting axle 23, telescopic cover 20 is sleeved on the connecting axle 23, its lower end then is fixed on the sealing device 22, and scale 19 also is fixed on the sealing device 22.
Among Fig. 1,6 is hand hole, is convenient to the installation of connecting axle 23 and connecting axle 25, is provided with manhole 8,32 in the position of water supply installation 7, is convenient to the maintenance of spiral nozzle 9 and the installation of valve 7B, water supply arm 7C, and manhole 8,10 is convenient to heavily to cut or polish jade with an emery wheel 27 installation, dismounting.In order to guarantee the concentricity of whole gas cleaning washing facility inlet tube 1, contraction section 2, aditus laryngis section 3, expansion segment 4, outlet section 5 and dehydrator 33, between inlet tube 1 and contraction section 2, outlet section 5 and dehydrator 33, be provided with two pairs of bump type flanges 11 and 12 respectively.
During work, high-temperature flue gas from converter enters gasification cooling flue, after flue-gas temperature is reduced to 1000 ℃, enter first order Venturi tube gas cleaning wash mill, flue-gas temperature is reduced to below 72 ℃, the gravity dehydration device of bulky grain dust in the flue gas behind first order Venturi tube gas cleaning wash mill taken away by water, i.e. the flue gas that converter produces is earlier through lowering the temperature and just purifying; Subsequently, flue gas enters inlet tube 1 of the present utility model, flue gas is accelerated at contraction section 2 in this equipment, in aditus laryngis section 3 place's speed is maximum, further smashed by flue gas and atomize by the washings of spiral nozzle 9 ejection, at expansion segment 4 and heavily cut or polish jade with an emery wheel between 27 in the annular flow path that forms, dust fully mixes with water particle in the flue gas, is condensed into bigger particle.Because inertia, bigger particle enters dehydrator 33, and promptly the dust in the flue gas is then diffused or reclaims by smart flue gas after being purified by further smart purification.
When needs reclaim coal gas, will heavily cut or polish jade with an emery wheel 27 upper-lower position variable signals and press signal to compare by the hydraulic servo controlling organization with the elementary errors of taking from the converter mouth place, automatic driving is heavily cut or polish jade with an emery wheel 27 and is moved up and down.Promptly when the elementary errors at converter mouth place is pressed above setting value, the hydraulic servo controlling organization presses signal to pass to the hydraulic means of inlet tube 1 top elementary errors, hydraulic means drives and heavily cuts or polish jade with an emery wheel 27 declines, increase expansion segment 4 and heavily cut or polish jade with an emery wheel circulation area between 27, the exhaust gas volumn of passing through is increased, avoid a large amount of flue gases of converter mouth excessive, reduce and pollute; When the converter mouth elementary errors is forced down in setting value, when being unfavorable for reclaiming coal gas, the hydraulic servo controlling organization presses signal to pass to the hydraulic means of inlet tube 1 top elementary errors, hydraulic means drives and heavily cuts or polish jade with an emery wheel 27 risings, reduce expansion segment 4 and the circulation area of heavily cutting or polish jade with an emery wheel between 27, make the exhaust gas volumn minimizing of passing through, avoid converter mouth to suck air in a large number, reduce the content of CO in the coal gas of converter that reclaims, help reclaiming coal gas; Heavily cut or polish jade with an emery wheel 27 stroke up and down by regulating, can effectively control the elementary errors at converter mouth place and press; The utility model also is the capital equipment of control converter mouth place's minute-pressure difference.
In addition, heavily cut or polish jade with an emery wheel 27 change in location, mechanicallyly on scale 19, point out, also can show automatically by the position transmitter that is arranged on hydraulic cylinder inside by the pointer 18 that is arranged on hydraulic cylinder connector 17 bottoms.
Claims (2)
1. gas cleaning washing facility, comprise inlet tube (1), contraction section (2), aditus laryngis section (3), expansion segment (4), outlet section (5) and dehydrator (33), adopt between each section and be fastened and connected, and the gravity dehydration device of the first order Venturi tube gas cleaning wash mill in inlet tube (1) and the converter gas purification system links to each other, and dehydrator (33) links to each other with scrubbing tower; It is characterized in that:
A. in aditus laryngis section (3) along the heavily stone roller (27) of taper is housed, in inlet tube (1) top the hydraulic means of being made up of hydraulic cylinder (13), bearing block (14), support (15) and base (16) is installed, heavily the upper end of stone roller (27) links to each other with hydraulic means with hydraulic cylinder connector (17) by flange (30), connecting axle (25), shaft coupling (24), connecting axle (23), and connecting axle (23) passes upper guide bush (21) and sealing device (22) enters in the inlet tube (1);
B. be provided with the water supply installation of forming by annular conduit (7A), valve (7B), water supply arm (7C) and spiral nozzle (9) (7) in the outside of inlet tube (1), annular conduit (7A) is fixed on the outer wall of inlet tube (1), spiral nozzle (9) is assemblied in the pipe of inlet tube (1) by valve (7B) and water supply arm (7C), be in heavily stone roller (27) directly over;
C. be equipped with at the top of inlet tube (1) shell and be used to seal link to each other with connecting axle (23) sealing device (22) of intersection area of inlet tube (1) shell, the sealing device also is sleeved on the connecting axle (23).
2. according to the described gas cleaning washing facility of claim (1), it is characterized in that: heavily stone roller (27) displacement indicator that between upper guide bush (21) and hydraulic cylinder connector (17), is equipped with telescopic cover (20) and constitutes by pointer (18), scale (19), pointer (18) is fixed on hydraulic cylinder connector (17) lower end, telescopic cover (20) is sleeved on the connecting axle (23), its lower end is fixed on the sealing device (22), and scale (19) also is fixed on the sealing device (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01274734 CN2516225Y (en) | 2001-12-28 | 2001-12-28 | Smoke cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01274734 CN2516225Y (en) | 2001-12-28 | 2001-12-28 | Smoke cleaning equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2516225Y true CN2516225Y (en) | 2002-10-16 |
Family
ID=33679300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01274734 Expired - Lifetime CN2516225Y (en) | 2001-12-28 | 2001-12-28 | Smoke cleaning equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2516225Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100493669C (en) * | 2007-02-12 | 2009-06-03 | 中冶集团北京冶金设备研究设计总院 | Smoke gas purification dust removing device and the technique thereof |
| CN102851436A (en) * | 2012-07-06 | 2013-01-02 | 河北省首钢迁安钢铁有限责任公司 | Hydraulic control device of second venturi throat turnover plate of converter flue gas purification system |
| CN104606988A (en) * | 2015-01-21 | 2015-05-13 | 沈阳鼓风机集团洁净煤气化技术有限公司 | Wet type dust removal device |
| CN104929996A (en) * | 2015-06-13 | 2015-09-23 | 北京五一环保科技股份有限公司 | Venturi tube closed-loop electrohydraulic control system |
| CN105369005A (en) * | 2015-11-20 | 2016-03-02 | 北京博鹏北科科技有限公司 | Improved downgoing type circular seam Venturi tube |
-
2001
- 2001-12-28 CN CN 01274734 patent/CN2516225Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100493669C (en) * | 2007-02-12 | 2009-06-03 | 中冶集团北京冶金设备研究设计总院 | Smoke gas purification dust removing device and the technique thereof |
| CN102851436A (en) * | 2012-07-06 | 2013-01-02 | 河北省首钢迁安钢铁有限责任公司 | Hydraulic control device of second venturi throat turnover plate of converter flue gas purification system |
| CN104606988A (en) * | 2015-01-21 | 2015-05-13 | 沈阳鼓风机集团洁净煤气化技术有限公司 | Wet type dust removal device |
| CN104606988B (en) * | 2015-01-21 | 2016-06-29 | 沈阳鼓风机集团洁净煤气化技术有限公司 | A kind of wet dust separater |
| CN104929996A (en) * | 2015-06-13 | 2015-09-23 | 北京五一环保科技股份有限公司 | Venturi tube closed-loop electrohydraulic control system |
| CN104929996B (en) * | 2015-06-13 | 2018-02-23 | 北京五一环保科技股份有限公司 | Venturi tube closed loop electrohydraulic control system |
| CN105369005A (en) * | 2015-11-20 | 2016-03-02 | 北京博鹏北科科技有限公司 | Improved downgoing type circular seam Venturi tube |
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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 | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20111228 Granted publication date: 20021016 |