CN202415448U - Reinforcement carbon removal device for super-sized coke oven - Google Patents
Reinforcement carbon removal device for super-sized coke oven Download PDFInfo
- Publication number
- CN202415448U CN202415448U CN2011203887714U CN201120388771U CN202415448U CN 202415448 U CN202415448 U CN 202415448U CN 2011203887714 U CN2011203887714 U CN 2011203887714U CN 201120388771 U CN201120388771 U CN 201120388771U CN 202415448 U CN202415448 U CN 202415448U
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- carbon
- air
- coke
- carbon removal
- coke oven
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Abstract
A reinforcement carbon removal device for a super-sized coke oven relates to a scaling prevention or removal device for a heating channel of a coke oven. The reinforcement carbon removal device comprises a gas and mixed gas heating pipeline of the coke oven, which is arranged at the two sides of the coke oven. The reinforcement carbon removal device is characterized in that a carbon removal air treatment device is formed by an air purification and pressurization device and an air preheating device, and is connected with a carbon removal air main pipe which is arranged at a device side and a carbon removal air main pipe which is arranged at a coke side through a three-way pipe; and a pore plate mechanism is arranged at a coke air inlet, and a carbon removal air pipeline is connected with the carbon removal air main pipes. Carbon removal air is fed into a combustion chamber through a coke and gas heating pipeline to remove carbon. The reinforcement carbon removal device has the advantages that: the reinforcement carbon removal device forcefully removes carbon under complete sealing, high air pressure and large air quantity, has an ingenious design and a simple structure, is flexible and convenient to operate, and is safe and reliable; the carbon removal air is clean, the pressure reaches as high as 6KPa, and the reinforcement carbon removal device has fast speed, high carbon removal efficiency and a good effect; and the carbon removal temperature is high, so the coal gas condensate is prevented from being precipitated, local 'detonation' is prevented from damaging an oven body, the service life of the oven body is prolonged, the maintenance time and cost are reduced, and the production of the coke oven is ensured to be smoothly carried out.
Description
Technical field
The utility model belongs to coke oven, and what relate in particular to the coke oven heat tunnel prevents or remove the fouling device.
Background technology
Modern coking coke oven is made up of coking chamber, combustion chamber and regenerator.The combustion chamber is positioned at the coking chamber both sides, and regenerator is positioned at combustion chamber and coking chamber bottom.Flue is set in the combustion chamber, establishes the lamp holder brick in the flue.Each combustion chamber correspondence of coke oven machine side is provided with two groups of coke-oven gas heating pipe lines that connected and composed by following jet pipe, distribution piping, arm and cock; Connecting lamp holder brick and coke-oven gas is responsible for; Two cock control coal gas open and close; Wherein one group is advanced the coal gas heating, and another organizes time-out, at interval certain hour switching-over heating; During the coke-oven gas heating, coal gas is by lamp holder brick ejection burning, and air is imported by the waste gas lobe of cock, gets into the combustion chamber through regenerator, air chute.The setting of coke oven coke side connects and composes the mixed gas heating pipe line by arm, fork-shaped pipe connecting, cock; Each arm is connected with two waste gas lobes by the fork-shaped pipe connecting; Two combustion chambers of corresponding supply connect coal gas chute and mixed gas and are responsible for, and are opened and closed by cock control mixed gas.During the mixed gas heating, mixed gas and air import through the waste gas lobe of cock, after the regenerator preheating, get into combustion chambers burn through corresponding chute respectively.
1000 ℃ of the flue of the super-huge coke oven that 7m is above and chute upper temp average out tos.Owing to add and contain CO, CO in the heating gas
2At high temperature cause polymerization and the sintering of C easily with carbonaceousmaterials such as the bitter edible plant, benzene, final greying is stopped up lamp holder brick and chute mouth.At present existing coke oven majority is taked the mode de-carbon of natural inflow, only on the cock of pusher side coke-oven gas heating pipe line, establishes the de-carbon hole, after the heating switching-over; Coal gas is cut off, and connects air, under system's suction; Ambient air gets into through the de-carbon hole and should carry out de-carbon to heating pipe line.
The defective that exists is: system's suction is little, and the suction air capacity is few, and flow velocity is slow, and the de-carbon weak effect is difficult to satisfy the de-carbon requirement of super-huge coke oven.The heating of employing coke-oven gas, cold season, ambient air temp was low, and the coke-oven gas temperature of delay is reduced, and caused phlegma to fold and stopped up jet pipe down; The air mixed of residual coal gas and rising between commutation period be prone to produce local " detonation ", damages body of heater, servicing time is long, often, maintenance cost is high, influences coking production; Outside the de-carbon hole is directly exposed to, there is unsafe factor.The heating of employing mixed gas, existing coke oven does not have corresponding de-carbon measure, and for super-huge coke oven, its coke-oven gas ginseng ratio of mixing reaches more than 8%, also is prone to knot carbon on lamp holder brick and the chute and stops up.
The utility model content
In order to overcome the defective that prior art exists; The purpose of the utility model provides a kind of super-huge coke oven and forces carbon removing device; Totally-enclosed plenum purges de-carbon, improves the de-carbon effect, avoids or reduce lamp holder brick and the carbon obstruction of chute mouth knot and gas liquor folding obstruction; Avoid local " detonation " to damage body of heater, prolong coke oven work-ing life, reduce maintenance cost and time, guarantee that coke oven production carries out smoothly.
Super-huge coke oven is forced carbon removing device; Comprise that each combustion chamber correspondence of pusher side is provided with two groups of coke-oven gas heating pipe lines that connected and composed by following jet pipe, distribution piping, arm and cock; Connect lamp holder brick and coke-oven gas and be responsible for, two cock control coal gas open and close, and wherein one group is advanced the coal gas heating; Another group stops heating, at interval certain hour switching-over heating; The mixed gas heating pipe line that the coke side setting is made up of arm, fork-shaped pipe connecting, cock; Each arm is connected with two waste gas lobes by the fork-shaped pipe connecting; Corresponding two combustion chambers of supplying with connect coal gas chute and mixed gas and are responsible for, and are opened and closed by cock control mixed gas.Be characterized in that the de-carbon air processor that is made up of purifying air pressurizing device and air preheater is connected with the de-carbon air main of pusher side setting, the de-carbon air main that coke side is provided with; Pusher side cock gas inlet place establishes hot plate unit, is connected with pusher side de-carbon air main by the de-carbon airline, and during the coke-oven gas heating, the de-carbon air gets into the combustion chamber by this pipeline, and chute and lamp holder brick are carried out brute force purging de-carbon; Coke side cock gas inlet place establishes orifice fitting, is connected with coke side de-carbon air main by the de-carbon airline, and during the mixed gas heating, the de-carbon air gets into the combustion chamber by this pipe, chute is carried out brute force purge de-carbon.
The utility model further improves, and described de-carbon airline is connected and composed by metallic hose, valve, air arm, and an end is connected with hot plate unit, and the other end is connected with pusher side/coke side de-carbon air main; Adopt flange to connect between above-mentioned pipeline, valve and the hot plate unit, both guaranteed line seal, easy access dismounting again.
The utility model further improves; Described air preheater is made up of pressure regulator valve, steam motorized valve and the vapor preheater pipe connection that is provided with water discharge valve; LP steam is adjusted pressure through pressure regulator valve; Get into vapor preheater by steam motorized valve control flow, the phlegma of separating out after the heat exchange is discharged by water discharge valve; Also establish TM, upstream pressure table, downstream pressure table on the steam-pipe, in time detect the temperature and pressure of steam, so that the trouble-free operation of regulation and control air preheater.
The utility model further improves, and described vapor preheater is made up of tank body outsourcing lagging material, the built-in spirrillum heating tube of sealing, is connected with steam-pipe, water discharge valve outward; Tank body is established the de-carbon air inlet and outlet, and import is connected with preceding three-way pipeline, and outlet is connected with three-way pipeline, and the de-carbon air main of pusher side and coke side is connected on the threeway opposite side two ends through de-carbon air motorized valve.
The utility model further improves; Described purifying air pressurizing device by strainer, de-carbon blower fan, machine after motorized valve connect and compose; With the de-carbon air pipe connection of vapor preheater tank body, the different opening of motorized valve behind the adjustment machine, control different steps de-carbon air total amount automatically; Air filters through strainer, can avoid impurity such as coke powder, dust in the ambient air to get into carbon removing device and the heat tunnel obstruction accident that causes takes place; Get into vapor preheater through filtered air by de-carbon blower fan pressurization, be preheated to 80 ℃ ± 5 ℃,, avoid in cold season phlegma to separate out blocking pipe to reduce the temperature head with stack gases.Sound damper also is set on the air line abates the noise, tensimeter detects the pressure condition of de-carbon air behind preceding tensimeter of the machine that is provided with and the machine.
The utility model further improves, described air cleaning unit, and motorized valve backup setting behind tensimeter and the machine behind the preceding tensimeter of its machine, de-carbon blower fan, the machine, two pipelines are connected in parallel by preceding threeway.During use, when wherein a pipeline broke down, another pipeline was opened operation automatically.
Last improvement of the utility model, described hot plate unit is made up of orifice plate box and blind plate, and the gas inlet place that an end is fixed on cock is place, de-carbon hole, and the other end is connected with the de-carbon airline.
During use; Air is through strainer, de-carbon blower fan, vapor preheater; Be preheated to design temperature after threeway gets into pusher side de-carbon air main and coke side de-carbon air main, get into the coal gas heating tube of pusher side/coke side then through corresponding air arm, valve, metallic hose, hot plate unit, cock de-carbon hole.During normal heating, the de-carbon air by descend to cock get into body of heater, motorized valve aperture 30% operation behind the machine, control air flow; In the exchange process, after motorized valve was received the exchange signal behind the machine, aperture was opened rapidly to about 50%, to just be in rising to gas flue carry out big air quantity and purge, through behind the setting-up time, the motorized valve aperture returns to normal aperture behind the machine.When adopting the coke-oven gas heating, motorized valve on the coke side de-carbon air main and the valve Close All on the corresponding arm, and, guarantee that the de-carbon air only gets into body of heater from the coke-oven gas cock at orifice plate box insertion blind plate; When adopting the mixed gas heating; Must carry out de-carbon simultaneously to the gas flue of two heating systems; Electrically operated valve on adjustment pusher side, the coke side de-carbon air main; The de-carbon air flow quantity basically identical of pusher side, coke side, the de-carbon air gets into the body of heater heat tunnel by the de-carbon hole of coke-oven gas cock and mixed gas cock.
The advantage of the utility model device is; Adopt sealing, high blast, big air quantity to force de-carbon, novel, simple in structure, compact, reasonable, flexible and convenient operation, de-carbon when both can be used for the coke-oven gas heating, de-carbon in the time of being used for the mixed gas heating again also can use simultaneously, and is safe and reliable; The de-carbon air cleaning, pressure is up to 6 kPas, and speed is fast, and can adjust, and it is high, effective to remove carbon efficiencies; The de-carbon AT up to 80 ℃ ± 5 ℃; Avoid the cold season gas liquor to separate out and stop up and corrosion lamp holder brick and following jet pipe, avoid local " detonation " damage body of heater, prolonged body of heater work-ing life; Significantly reduce and repair the heat number and repair the stove time; Reduced maintenance cost, assurance coke oven production safety is successfully carried out, and can on various coke ovens, promote the use of.
Description of drawings
The contrast accompanying drawing is described further the utility model below.
Fig. 1 is that super-huge coke oven forces the carbon removing device pipeline to connect synoptic diagram.
Embodiment
Can find out that by Fig. 1 coke oven 32 de-carbon air processors are connected and composed by purifying air pressurizing device and air preheater, be connected with pusher side de-carbon air main 19, coke side de-carbon air main 20 respectively with 18 by threeway 16, de-carbon air motorized valve 17; The gas inlet of cock is established hot plate unit 26; Connect pusher side de-carbon air main 19 and coke side de-carbon air main 20 by the de-carbon airline, the de-carbon air gets into the combustion chamber by de-carbon airline, coal gas heating pipe line, and chute mouth and lamp holder brick are purged de-carbon; The de-carbon airline is by metallic hose 25; Valve 24 and arm 23 pipe connection constitute, and an end is connected with hot plate unit 26; The other end is connected with pusher side or coke side de-carbon air main 19,20, is connected by the flange sealing between above-mentioned pipeline, valve and the hot plate unit.
Air preheater is by pressure regulator valve 11, steam motorized valve 13 and vapor preheater 8 pipe connection, and vapor preheater is divided into water discharge valve, and steam-pipe also is provided with TM 9, upstream pressure table 10 and downstream pressure table 12.
Can find out that by Fig. 1 vapor preheater is that built-in spirrillum heating tube constitutes, and is connected with steam-pipe, water discharge valve 14 by the tank body outsourcing lagging material of sealing (not marking among the figure); Tank body is established de-carbon air and outlet; Import and preceding threeway 7 pipe connection, outlet and threeway 16 pipe connection are provided with TM 15 on its pipeline; The Measurement of Air temperature, pusher side and coke side de-carbon air main 19,20 pipe connection are on the opposite side two ends of threeway 16.
It can also be seen that by Fig. 1, the purifying air pressurizing device by strainer 1, de-carbon blower fan 4, machine after electrically operated valve 6 connect and compose, with vapor preheater 8 pipe connection, get in the vapor preheater and carry out preheating through purifying air pressurized; Tensimeter 5 behind tensimeter 3 before the sound damper 2, machine, the machine also is set on the air line.
It can also be seen that, electrically operated valve 6 backup settings behind tensimeter and the machine behind the preceding tensimeter of the machine of purifying air pressurizing device, de-carbon blower fan, the machine, two pipelines are connected in parallel by preceding threeway 7, and preceding threeway is connected with vapor preheater 8.
It can also be seen that by Fig. 1 each combustion chamber correspondence of coke oven machine side is provided with two groups of coke-oven gas heating pipe lines; Respectively by following jet pipe 31; Distribution piping 30; Arm 29 and cock 21 connect and compose, and cock is connected the pusher side coke-oven gas and is responsible on 27, and coke-oven gas burns with lamp holder brick (marking among the figure) ejection in the entering flue along arm 29, cock 21, distribution piping 30, following jet pipe 31.The coke oven coke side is established the mixed gas heating pipe line, and by arm, fork-shaped pipe connecting and cock 22 constitute, and connects coal gas chute and mixed gas and is responsible for 28, and mixed gas is along arm, and fork-shaped pipe connecting, cock get into coal gas chute ejection burning.
Claims (7)
1. super-huge coke oven is forced carbon removing device, comprises the corresponding two groups of coke-oven gas heating pipe lines that are provided with in each combustion chamber of pusher side, connects lamp holder brick and coke-oven gas and is responsible for; Coke side is established the mixed gas heating pipe line; Each arm is connected with two cocks by the fork-shaped pipe connecting; Two combustion chambers of corresponding supply; Connect coal gas chute and mixed gas and be responsible for, it is characterized in that the de-carbon air processor that is made up of purifying air pressurizing device and air preheater is connected with the de-carbon air main (19) of pusher side setting, the de-carbon air main (20) that coke side is provided with; Pusher side cock (21) gas inlet place establishes hot plate unit (26), is connected with pusher side de-carbon air main by the de-carbon airline; Coke side cock (22) gas inlet place establishes hot plate unit, is connected with coke side de-carbon air main by the de-carbon airline.
2. super-huge coke oven according to claim 1 is forced carbon removing device; It is characterized in that described de-carbon airline is responsible for (23) by metallic hose (25), air and valve (24) connects and composes; One end is connected with hot plate unit, and the other end is connected with pusher side/coke side de-carbon air main.
3. super-huge coke oven according to claim 1 is forced carbon removing device, it is characterized in that described air preheater by pressure regulator valve (11), steam power valve (13) and vapor preheater (8) pipe connection that is provided with water discharge valve (14); TM (9), upstream pressure table (10) and downstream pressure table (12) also are set on the steam-pipe.
4. super-huge coke oven according to claim 3 is forced carbon removing device, it is characterized in that described vapor preheater is made up of tank body outsourcing lagging material, the built-in spirrillum heating tube of sealing, is connected with steam-pipe, water discharge valve; Tank body is established de-carbon air and outlet, import and preceding threeway (7) pipe connection, and outlet and threeway (16) pipe connection, pusher side and coke side de-carbon air main connect on the end at threeway (16) opposite side through de-carbon air motorized valve pipe connection.
5. super-huge coke oven according to claim 1 is forced carbon removing device, it is characterized in that electrically operated valve (6) connects and composes after described purifying air pressurizing device is by strainer (1), de-carbon blower fan (4), machine, with the vapor preheater pipe connection; Tensimeter (5) behind tensimeter (3) before the sound damper (2), machine, the machine also is set on the air line.
6. super-huge coke oven according to claim 5 is forced carbon removing device, it is characterized in that behind tensimeter before the machine of described air cleaning unit, de-carbon blower fan, the machine motorized valve backup setting behind the tensimeter and machine, and two pipelines are connected in parallel by preceding threeway (7).
7. super-huge coke oven according to claim 3 is forced carbon removing device, it is characterized in that described hot plate unit is made up of orifice plate box and blind plate, and an end is fixed on the gas inlet place of cock, and promptly the de-carbon hole is located, and the other end is connected with the de-carbon airline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203887714U CN202415448U (en) | 2011-10-13 | 2011-10-13 | Reinforcement carbon removal device for super-sized coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203887714U CN202415448U (en) | 2011-10-13 | 2011-10-13 | Reinforcement carbon removal device for super-sized coke oven |
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| Publication Number | Publication Date |
|---|---|
| CN202415448U true CN202415448U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203887714U Withdrawn - After Issue CN202415448U (en) | 2011-10-13 | 2011-10-13 | Reinforcement carbon removal device for super-sized coke oven |
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| CN (1) | CN202415448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399561A (en) * | 2011-10-13 | 2012-04-04 | 马钢(集团)控股有限公司 | Forcible carbon removal device of extra-large coke oven |
-
2011
- 2011-10-13 CN CN2011203887714U patent/CN202415448U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399561A (en) * | 2011-10-13 | 2012-04-04 | 马钢(集团)控股有限公司 | Forcible carbon removal device of extra-large coke oven |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Qiu Quanshan Inventor after: Ren Ruifeng Inventor after: Yang Jianhua Inventor after: Wang Gaoqiang Inventor after: She Shiyun Inventor after: Li Qiang Inventor after: Fang Liangqing Inventor after: Chen Yucun Inventor after: Jiang Xuan Inventor after: Yang Yong Inventor before: Yang Jianhua Inventor before: Wang Gaoqiang Inventor before: She Shiyun Inventor before: Li Qiang Inventor before: Fang Liangqing Inventor before: Chen Yucun Inventor before: Jiang Xuan Inventor before: Yang Yong Inventor before: Ren Ruifeng |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: YANG JIANHUA WANG GAOQIANG SHE SHIYUN LI QIANG FANG LIANGQING CHEN YUCUN JIANG XUAN YANG YONG REN RUIFENG TO: QIU QUANSHAN YANG JIANHUA WANG GAOQIANG SHE SHIYUN LI QIANG FANG LIANGQING CHEN YUCUN JIANG XUAN YANG YONG REN RUIFENG |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120905 Effective date of abandoning: 20130918 |
|
| RGAV | Abandon patent right to avoid regrant |