CN101195751A - Mobile bell-type pusher side dust removing technique for heat reclamation coke oven - Google Patents
Mobile bell-type pusher side dust removing technique for heat reclamation coke oven Download PDFInfo
- Publication number
- CN101195751A CN101195751A CNA2007101586852A CN200710158685A CN101195751A CN 101195751 A CN101195751 A CN 101195751A CN A2007101586852 A CNA2007101586852 A CN A2007101586852A CN 200710158685 A CN200710158685 A CN 200710158685A CN 101195751 A CN101195751 A CN 101195751A
- Authority
- CN
- China
- Prior art keywords
- coke oven
- dust
- pusher side
- hole
- normally closed
- 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.)
- Pending
Links
Landscapes
- Coke Industry (AREA)
Abstract
The invention relates to a process for removing dust on the side of a movable hood type machine of a heat-recovery coke oven. A connection pipe is arranged above the oven door of each hole coke oven, one end of the connection pipe is mutually connected with a dust collecting main pipe at the top of the oven, the other end is positioned above the oven door of the coke oven, the connection pipe is used for being opposite connected with a movable type dust collecting hood, when a certain hole coke oven performs coke pushing operation and coal filling operation, the movable type dust collecting hood is moved to the upper part of the oven door of the hole coke oven and opposite connected with the connection pipe closely, to ensure the movable type dust collecting hood to be covered at the upper part in front of the oven door of the hole coke oven, a smoke dust channel is composed of the movable type dust collecting hood, the connection pipe, the dust collecting main pipe at the top of the oven, and a connecting pipeline, under the function of a speed adjustment type dust removing blower fan, smoke dust collected through the movable type dust collecting hood comes into a bag type dust remover to be purified through the channel, and purified gas is discharged into atmosphere. Through the process technology, the smoke dust on the side of the heat-recovery coke oven can be effectively controlled, the operation condition is improved, and the environmental pollution is prevented.
Description
Technical field
The present invention relates to a kind of heat recovery coke oven pusher side dust removing technique of (when the coke oven flue gas waste heat is not recycled, also claiming non-recovery coke oven), be mainly used in the pusher side dust removing of newly-built, renovating and enlarging various heat recovery coke ovens.
Background technology
The pusher side of heat recovery coke oven, from the blow-on door rises, and ends to closing upper furnace door in coke pushing, the whole process of coalingging, and can overflow volume of smoke in the coke oven burner hearth, the fume amount maximum of overflowing in the burner hearth in the process of particularly coalingging.The flue dust that overflows in the heat recovery coke oven pusher side burner hearth has following characteristics: 1, the flue dust that overflows in the burner hearth is periodically, heat recovery coke oven is a negative-pressure operation, do not have flue dust excessive at normal coking operation lower furnace door place, only fire door carries out coke pushing, the Shi Caihui that coalings overflows flue dust from fire door opening; And the coke pushing of coke oven, to coaling be to be undertaken by certain cycle, and adjacent twice coke pushing, the certain time interval of having coaling; 2, it is longer to overflow time length of flue dust in the burner hearth, and a hole coke oven from blow-on door works the whole process finishing coke pushing, coaling and ends generally and need 6～10 minutes to closing upper furnace door; 3, the flue dust temperature is higher, can be reached more than 800 ℃ by coal gas (a spot of coal is also arranged) and the air mixed flue dust top temperature that produces of directly burning in burner hearth; 4, smoke components is comparatively complicated, contains NO in the flue gas
X, SO
X, tar, BSO, BaP, coal dust, burnt dirt, CO
2, nuisance and impurity such as coal ash and water vapor; 5, the flue dust diffusingsurface that overflows in the burner hearth is bigger, is difficult to capture.
At the These characteristics of heat recovery coke oven flue dust, still there is not effective control measures at present, become the bottleneck problem of restriction heat recovery coke oven technology popularization and use, therefore, the dust removal problem of heat recovery coke oven needs to be resolved hurrily.
Summary of the invention
The purpose of this invention is to provide a kind of mobile bell-type pusher side dust removing technique for heat reclamation coke oven, the flue dust that this Technology can effectively be controlled the heat recovery coke oven pusher side improves operating condition, prevents the pollution of the environment.
For achieving the above object, the present invention is achieved through the following technical solutions:
Mobile bell-type pusher side dust removing technique for heat reclamation coke oven, it is characterized in that: above the coke oven door of every hole, be provided with conduction pipe, one end of conduction pipe is connected with furnace roof control of dust main, the other end is positioned at the coke oven door top, be used for and portable dust gathering arrester butt joint, coke oven carries out coke pushing when a certain hole, when coalingging operation, portable dust gathering arrester is moved to the top and the conduction pipe tight butt of this hole coke oven door, make portable dust gathering arrester cover the preceding top of this hole coke oven door, by portable dust gathering arrester, conduction pipe, furnace roof control of dust main, connecting tube constitutes the passage of flue dust, under the effect of speed governing type dedusting fan, the flue dust that traps by portable dust gathering arrester, enter sack cleaner through above-mentioned passage and purify, the gas after being cleaned enters atmosphere through chimney.
Be provided with the normally closed type conducting valve on conduction pipe, when this hole coke oven carried out dedusting work, this conducting valve was in opened condition.
Be provided with normally closed type stove group switching valve at every group of top of coke oven control of dust main one end, only when the stove dedusting of a certain hole of place stove group, the normally closed type stove group switching valve of stove group correspondence is opened therewith, and other normally closed type stove group switching valves that do not carry out the stove group of dedusting operation are in closing condition all the time.
The related device of this technology also comprises pre-spray equipment, and pre-spray equipment is arranged at the sack cleaner front, is connected with connecting tube; In dust removal process, by spraying into the sorbent material that can absorb objectionable impurities in the flue dust and can prevent the viscous substance bonding bag-type duster filtering bag in the flue dust in the connecting tube of pre-spray equipment before sack cleaner.
The keying of normally closed type conducting valve and normally closed type stove group switching valve can mechanically or be sent the electric signal mode and be controlled, and interlocks mutually with the action of plucking, hang of fire door.
Portable dust gathering arrester can be equipped with one or more.
Compared with prior art, the invention has the beneficial effects as follows:
1, be applicable to the pusher side dust removing of newly-built, renovating and enlarging various heat recovery coke ovens, and the furnace body of need not focusing carries out any transformation, the technological operation of coke oven and the life-span of coke oven are also had no effect;
2, every cover vehicle of a coke oven only need be equipped with (also can be an a plurality of) portable dust gathering arrester, can reduce one-time investment;
3, adopt by speed governing type dedusting ventilation unit, fixed dust gathering arrester, normally closed type conducting valve, the dust-removal system that normally closed type stove group switching valve, sack cleaner, pre-spray equipment, connecting tube etc. are formed, simple for process, can capture the flue dust of heat recovery coke oven pusher side effectively, improve operating condition, prevent the pollution of the environment.
4, normally closed type conducting valve and normally closed type stove group switching valve are set, can reduce the dust-removal system air quantity, reduce installed capacity, reduce one-time investment.
5, spray into sorbent material by pre-spray equipment in flue dust, viscous substance in the adsorbable flue dust and gas nuisance reduce emissions figure, can prevent the filter bag in the viscous substance bonding sack cleaner in the flue dust simultaneously, prolong the work-ing life of filter bag.
Description of drawings
Fig. 1 is the composition synoptic diagram of mobile bell-type pusher side dust removing technique for heat reclamation coke oven.
Among the figure: the pre-spray equipment 10-of 1-mobile set dust hood 2-conducting valve 3-conduction pipe 4-furnace roof control of dust main 5-stove group switching valve 6-connecting tube 7-sack cleaner 8-speed governing type dedusting fan 9-chimney
Embodiment
Be described in detail particular content of the present invention below in conjunction with accompanying drawing:
See Fig. 1, mobile bell-type pusher side dust removing technique for heat reclamation coke oven comprises portable dust gathering arrester 1, normally closed type conducting valve 2, conduction pipe 3, furnace roof control of dust main 4, normally closed type stove group switching valve 5, connecting tube 6, sack cleaner 7, speed governing type dedusting fan 8, pre-spray equipment 9, chimney 10.Conduction pipe 3 is located at coke oven door top, every hole, normally closed type conducting valve 2 is located on the conduction pipe 3, one end of conduction pipe 3 is connected with furnace roof control of dust main 4, the other end is positioned at the coke oven door top, be used for and 1 butt joint of portable dust gathering arrester, also be provided with normally closed type stove group switching valve 5 at furnace roof control of dust main 4 one ends of every group of stove group, furnace roof control of dust main 4 is connected with sack cleaner 7 by connecting tube 6, sack cleaner 7 connects speed governing type dedusting fan 8, and speed governing type dedusting fan 8 connects chimney 10; Every cover vehicle of coke oven only need be joined (also can be an a plurality of) portable dust gathering arrester 1, coke oven do not carry out coke pushing, when coalingging operation, portable dust gathering arrester 1 is placed on the coke oven machine side vehicle or is placed on coke oven machine side does not influence coking technique near coke oven optional position; When a certain hole coke oven carry out coke pushing, when coalingging operation, by coke oven machine side vehicle or pusher side isolated plant portable dust gathering arrester 1 is moved to the top and conduction pipe 3 tight butts of this hole coke oven door, make portable dust gathering arrester 1 cover the top before this hole coke oven door.Pre-spray equipment 9 and sack cleaner 7 preceding connecting tubes 6 are connected, in sack cleaner 7 forward connection pipelines 6, spray into sorbent material, can absorb nuisance in the flue dust, can prevent the filter bag in the viscous substance bonding sack cleaner 7 in the flue dust simultaneously, prolong the work-ing life of filter bag.The keying of normally closed type conducting valve and normally closed type stove group switching valve and is interlocked with the action of plucking, hang of fire door by coke over machinery mechanically or send electric signal and control mutually.
The working process of mobile bell-type pusher side dust removing technique for heat reclamation coke oven of the present invention is described below:
When a certain hole coke oven carry out coke pushing, when coalingging operation, by coke oven machine side vehicle or pusher side isolated plant portable dust gathering arrester 1 is moved to the top and conduction pipe 3 tight butts of this hole coke oven door, make portable dust gathering arrester 1 cover the top before this hole coke oven door.Under the effect of speed governing type dedusting fan 8, the flue dust that portable dust gathering arrester 1 is trapped, entering sack cleaner 7 by normally closed type conducting valve 2, conduction pipe 3, furnace roof control of dust main 4, normally closed type stove group switching valve 5, connecting tube 6 successively purifies, the nuisance that dust with the dust is carrier captures, and the gas after being cleaned is drained into atmosphere through chimney 10.In the dust removal process, before sack cleaner 7, in connecting tube 6, spray into sorbent material, can absorb the NO that contains in the flue dust by pre-spray equipment 9
X, SO
X, tar, BSO, BaP, coal dust, burnt dirt, CO
2, nuisance and impurity such as coal ash and water vapor, can prevent the filter bag in the viscous substance bonding sack cleaner 7 in the flue dust simultaneously, prolong the work-ing life of filter bag.Because the flue dust that overflows in the burner hearth is periodically, in order to reduce working cost, present technique disposes speed governing type dedusting fan 8, and blower fan runs up when dedusting, at non-dedusting time inner blower low-speed running.Usually, a heat recovery coke oven is made up of several groups of stove groups, be provided with normally closed type stove group switching valve 5 at every group of top of coke oven control of dust main 4 one ends, only when the stove dedusting of a certain hole of place stove group, Dui Ying normally closed type stove group switching valve 5 is opened with it, and other normally closed type stove group switching valves 5 that do not carry out the stove group of dedusting operation are in closing condition all the time, can reduce the inleakage of whole dust-removal system like this, reduce installed capacity.Owing to the flue dust diffusingsurface that overflows in burner hearth is bigger, the portable dust gathering arrester 1 that both sides are had a smoke stop plate covers the top before this hole coke oven door, and portable dust gathering arrester 1 has certain depth, when capturing flue dust, suck a certain amount of cold wind, reduce the temperature of mixed gas, improve dust arrestment rate, the flue dust that overflows in the burner hearth is effectively controlled.The keying of normally closed type conducting valve 2 and normally closed type stove group switching valve 5 and is interlocked with the action of plucking, hang of fire door by coke over machinery mechanically or send electric signal and control mutually.
Mobile bell-type pusher side dust removing technique for heat reclamation coke oven is mainly used in the pusher side dust removing of newly-built, renovating and enlarging various heat recovery coke ovens, and the protection environment is realized the coke oven machine side cleaning operation.
Claims (6)
1. mobile bell-type pusher side dust removing technique for heat reclamation coke oven, it is characterized in that: above the coke oven door of every hole, be provided with conduction pipe, one end of conduction pipe is connected with furnace roof control of dust main, the other end is positioned at the coke oven door top, be used for and portable dust gathering arrester butt joint, coke oven carries out coke pushing when a certain hole, when coalingging operation, portable dust gathering arrester is moved to the top and the conduction pipe tight butt of this hole coke oven door, make portable dust gathering arrester cover the preceding top of this hole coke oven door, by portable dust gathering arrester, conduction pipe, furnace roof control of dust main, connecting tube constitutes the passage of flue dust, under the effect of speed governing type dedusting fan, the flue dust that traps by portable dust gathering arrester, enter sack cleaner through above-mentioned passage and purify, the gas after being cleaned enters atmosphere through chimney.
2. mobile bell-type pusher side dust removing technique for heat reclamation coke oven according to claim 1 is characterized in that: be provided with the normally closed type conducting valve on conduction pipe, when this hole coke oven carried out dedusting work, this conducting valve was in opened condition.
3. mobile bell-type pusher side dust removing technique for heat reclamation coke oven according to claim 1, it is characterized in that: be provided with normally closed type stove group switching valve at every group of top of coke oven control of dust main one end, only when the stove dedusting of a certain hole of place stove group, the normally closed type stove group switching valve of stove group correspondence is opened therewith, and other normally closed type stove group switching valves that do not carry out the stove group of dedusting operation are in closing condition all the time.
4. mobile bell-type pusher side dust removing technique for heat reclamation coke oven according to claim 1 is characterized in that: the related device of this technology also comprises pre-spray equipment, and pre-spray equipment is arranged at the sack cleaner front, is connected with connecting tube; In dust removal process, by spraying into the sorbent material that can absorb objectionable impurities in the flue dust and can prevent the viscous substance bonding bag-type duster filtering bag in the flue dust in the connecting tube of pre-spray equipment before sack cleaner.
5. mobile bell-type pusher side dust removing technique for heat reclamation coke oven according to claim 1, it is characterized in that: the keying of normally closed type conducting valve and normally closed type stove group switching valve can mechanically or be sent the electric signal mode and be controlled, and interlocks mutually with the action of plucking, hang of fire door.
6. mobile bell-type pusher side dust removing technique for heat reclamation coke oven according to claim 1 is characterized in that: portable dust gathering arrester can be equipped with one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101586852A CN101195751A (en) | 2007-11-30 | 2007-11-30 | Mobile bell-type pusher side dust removing technique for heat reclamation coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101586852A CN101195751A (en) | 2007-11-30 | 2007-11-30 | Mobile bell-type pusher side dust removing technique for heat reclamation coke oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101195751A true CN101195751A (en) | 2008-06-11 |
Family
ID=39546379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101586852A Pending CN101195751A (en) | 2007-11-30 | 2007-11-30 | Mobile bell-type pusher side dust removing technique for heat reclamation coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101195751A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102949896A (en) * | 2012-11-09 | 2013-03-06 | 大连海顺重工环保设备有限公司 | Self-suction type pre-spraying device |
| CN103074091A (en) * | 2011-10-25 | 2013-05-01 | 山西沁新能源集团股份有限公司 | Matching vehicle-mounted movable coal-charging, coke-pushing and dust-removing apparatus of clean heat recovery coke oven |
| CN103965925A (en) * | 2014-05-24 | 2014-08-06 | 山东盛阳集团有限公司 | Dust-cleaning apparatus for coke oven |
| CN104059679A (en) * | 2014-07-10 | 2014-09-24 | 攀钢集团西昌钢钒有限公司 | Coaling dust exhaust system for stamp-charging coke ovens |
| CN104987870A (en) * | 2015-07-24 | 2015-10-21 | 柳州钢铁股份有限公司 | Coke oven coke side small furnace end dust removal device |
| CN108977216A (en) * | 2018-09-20 | 2018-12-11 | 浙江布莱蒙农业科技股份有限公司 | A kind of retort waste heat recycles structure and control method |
| CN109513300A (en) * | 2018-12-27 | 2019-03-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke oven uncontrollable discharge pollutant comprehensive treatment system |
| CN111097252A (en) * | 2018-10-25 | 2020-05-05 | 宝山钢铁股份有限公司 | Device for removing volatile organic compounds in coal-charging flue gas of coke oven |
| CN111744324A (en) * | 2020-08-12 | 2020-10-09 | 山东瀚江环保科技有限公司 | Coke oven coal charging and coke pushing flue gas desulfurization and dust removal process |
| CN112063391A (en) * | 2020-09-22 | 2020-12-11 | 广东韶钢松山股份有限公司 | Speed regulation control method and control device of dust removal fan and coke pusher |
| CN114606014A (en) * | 2022-03-20 | 2022-06-10 | 山西太钢不锈钢股份有限公司 | High-efficient dust removal petticoat pipe of coke oven coke pusher |
-
2007
- 2007-11-30 CN CNA2007101586852A patent/CN101195751A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103074091A (en) * | 2011-10-25 | 2013-05-01 | 山西沁新能源集团股份有限公司 | Matching vehicle-mounted movable coal-charging, coke-pushing and dust-removing apparatus of clean heat recovery coke oven |
| CN102949896A (en) * | 2012-11-09 | 2013-03-06 | 大连海顺重工环保设备有限公司 | Self-suction type pre-spraying device |
| CN103965925A (en) * | 2014-05-24 | 2014-08-06 | 山东盛阳集团有限公司 | Dust-cleaning apparatus for coke oven |
| CN103965925B (en) * | 2014-05-24 | 2015-10-07 | 山东盛阳集团有限公司 | A kind of coke oven dust equipment |
| CN104059679A (en) * | 2014-07-10 | 2014-09-24 | 攀钢集团西昌钢钒有限公司 | Coaling dust exhaust system for stamp-charging coke ovens |
| CN104059679B (en) * | 2014-07-10 | 2016-03-02 | 攀钢集团西昌钢钒有限公司 | Tamping coke oven coal-charging dust-removal system |
| CN104987870A (en) * | 2015-07-24 | 2015-10-21 | 柳州钢铁股份有限公司 | Coke oven coke side small furnace end dust removal device |
| CN104987870B (en) * | 2015-07-24 | 2017-07-18 | 柳州钢铁股份有限公司 | The small burner dust arrester of coke oven coke side |
| CN108977216A (en) * | 2018-09-20 | 2018-12-11 | 浙江布莱蒙农业科技股份有限公司 | A kind of retort waste heat recycles structure and control method |
| CN108977216B (en) * | 2018-09-20 | 2024-05-03 | 浙江钱江伟岸干燥设备有限公司 | Carbonization furnace waste heat recycling structure and control method |
| CN111097252A (en) * | 2018-10-25 | 2020-05-05 | 宝山钢铁股份有限公司 | Device for removing volatile organic compounds in coal-charging flue gas of coke oven |
| CN109513300A (en) * | 2018-12-27 | 2019-03-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke oven uncontrollable discharge pollutant comprehensive treatment system |
| CN109513300B (en) * | 2018-12-27 | 2024-05-14 | 中冶焦耐(大连)工程技术有限公司 | Comprehensive treatment system for unorganized pollutant discharge of coke oven |
| CN111744324A (en) * | 2020-08-12 | 2020-10-09 | 山东瀚江环保科技有限公司 | Coke oven coal charging and coke pushing flue gas desulfurization and dust removal process |
| CN112063391A (en) * | 2020-09-22 | 2020-12-11 | 广东韶钢松山股份有限公司 | Speed regulation control method and control device of dust removal fan and coke pusher |
| CN112063391B (en) * | 2020-09-22 | 2021-06-25 | 广东韶钢松山股份有限公司 | Speed regulation control method and control device of dust removal fan and coke pusher |
| CN114606014A (en) * | 2022-03-20 | 2022-06-10 | 山西太钢不锈钢股份有限公司 | High-efficient dust removal petticoat pipe of coke oven coke pusher |
| CN114606014B (en) * | 2022-03-20 | 2023-09-08 | 山西太钢不锈钢股份有限公司 | High-efficient dust removal petticoat pipe of coke oven pushing car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101195751A (en) | Mobile bell-type pusher side dust removing technique for heat reclamation coke oven | |
| CN101240177B (en) | Heat recovery coke oven fixed cover type machine side dust-removing technique | |
| CN104059679B (en) | Tamping coke oven coal-charging dust-removal system | |
| CN201102943Y (en) | Smoke trapping device of tamping coke oven | |
| CN108315026A (en) | SCP all-in-one machine dust pelletizing systems | |
| CN103499217B (en) | Dust removing system of intermediate frequency furnace | |
| CN102746859B (en) | Leakage-free coaling and coke pushing combined smoke purifying and recycling system and technology for coke oven | |
| CN203518640U (en) | Smoke collection and prevention and dust removal device for AOD smelting furnace and medium frequency smelting furnace | |
| CN201136853Y (en) | Mobile bell-type dust removal device . of thermal recovery coke oven at machine side | |
| CN101104809B (en) | Coal feeding and coke extracting two-in-one earth station dust removing system for coke oven | |
| CN103074092A (en) | Method for treating smoke dust leaking from coke oven door by pre-spray method | |
| CN201125228Y (en) | Thermal recovery coke oven fixing cover type machine side dust cleaning apparatus | |
| CN101457146A (en) | Coke oven coal-charging pushing burning and cyclone wet-type water-curtain dust separation method | |
| CN209098571U (en) | A kind of coke oven machine side smoke gas collecting apparatus | |
| CN200992532Y (en) | Stamping charging coke oven coal-charging smoke-guiding car with machine side door smoke control | |
| CN2752264Y (en) | Biabsorption combustion type smokeless coaling apparatus | |
| CN211999568U (en) | Coke oven side fire door flue gas trapping system | |
| CN209619276U (en) | A kind of coke oven furnace side dust-extraction unit | |
| CN201250207Y (en) | Clean-type heat-recovery tamping type machine coke oven with coal-charging dedusting device | |
| CN211035811U (en) | Tamping coke oven coal-charging smoke dust treatment and coke oven flue gas purification coupling system | |
| CN209951098U (en) | Environment-friendly lampblack-free barbecue trolley | |
| CN109401764A (en) | A kind of coke oven furnace side dust-extraction unit | |
| CN107245341B (en) | Side furnace door sealing device of diversion type machine | |
| CN101377301A (en) | High temperature electric forge furnace flue gas treating device | |
| CN201366302Y (en) | Coke oven coal-loading coke-pushing incinerating and cyclone wet water-curtain dust collecting and purifying device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20080611 |