CN202387562U - Dedusting and ash-conveying device of sintering machine head - Google Patents
Dedusting and ash-conveying device of sintering machine head Download PDFInfo
- Publication number
- CN202387562U CN202387562U CN2011204634154U CN201120463415U CN202387562U CN 202387562 U CN202387562 U CN 202387562U CN 2011204634154 U CN2011204634154 U CN 2011204634154U CN 201120463415 U CN201120463415 U CN 201120463415U CN 202387562 U CN202387562 U CN 202387562U
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- China
- Prior art keywords
- ash
- valve
- dedusting
- conveying
- sintering machine
- 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.)
- Withdrawn - After Issue
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- 238000005245 sintering Methods 0.000 title claims abstract description 29
- 239000000428 dust Substances 0.000 claims description 17
- 230000007704 transition Effects 0.000 claims description 16
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000005453 pelletization Methods 0.000 claims description 9
- 238000004073 vulcanization Methods 0.000 claims description 2
- 238000005243 fluidization Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000012716 precipitator Substances 0.000 abstract 2
- 239000002956 ash Substances 0.000 description 41
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000013517 stratification Methods 0.000 description 6
- 239000010882 bottom ash Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
A dedusting and ash-conveying device of a sintering machine head comprises a dedusting system, a discharging system and ash-conveying system. The dedusting system is connected with a flue of a sintering machine. The dedusting and ash-conveying device is characterized in that the dedusting system is an electric precipitator connected with the flue of the sintering machine, the discharging system comprises a transitional material cabin, pulse ash-removal devices, a gate valve, a telescopic short connector, and a ball valve, the ash-conveying system comprises a feeding valve with a round top, a cabin pump, a fluidization chamber, a quick blockage-clearance gate, an air inlet pipe, and an ash-conveying pipe. The dedusting and ash-conveying device is capable of really realizing zero-pollution ash-conveying of the electric precipitator in the sintering machine head, low in device wearing, small in maintenance amount, simple in operation, fine in operability, and uneasy to produce pipe-blockage accidents during ash-conveying in the pipe.
Description
Technical field
The utility model relates to the improved dust removing and conveying device of a kind of dust dedusting ash, a kind of specifically sintering device handpiece dedusting ash conveying device.
Background technology
At present; The mechanical type ash conveying device is mainly adopted in the conveying of sintering device handpiece electric cleaner dedusting ash, and its process equipment structure is: head electric cleaner bottom Hui Cang → push-pull valve → Double-deck cinder discharge valve (star-shaped ash unloading valve) → bury scraper plate machine (conveying worm) → bucket elevator → intermediate bin → humidifier → haulage vehicle → ash-storing bin.The maximum shortcoming of this process structure is: equipment is complicated, equipment loss is high, maintenance capacity is big, produces a large amount of reentrainment of dusts in the production process.
Along with country to the improving constantly of steel manufacture process environmental requirement, part steel mill begins to adopt new technology pattern: bottom ash bucket collecting dust-removing ash---Pneumatic conveyer---ash conveying pipe---the proportioning room feed bin (perhaps effluxing) of sintering machine head end electric cleaner.But; The domestic operation of this treatment process is all very undesirable in several families ruuning situation of usefulness; Subject matter is that ash bucket inner dust stratification in deduster bottom " hardens ", Pneumatic conveyer and conveyance conduit plugging phenomenon often take place, even deduster bottom ash bucket dust stratification takes place seriously causes sintering machine stopping production deashing, has restricted the sintering machine operating rate and has improved; The maximum capacity performance of SINTERING PRODUCTION system benefit is a kind of bottleneck and the obstacle of restriction large-scale application.
The utility model content
In order to solve the deficiency of prior art; The utility model provides a kind of sintering machine dedusting ash conveying device and method for using; Be used for solving the sintering machine head end electric cleaner at the ordinary production running; " hardening " appears in the inner dedusting ash of deduster bottom ash bucket, and Pneumatic conveyer that is attached thereto and the easy problem that plugging takes place of conveyance conduit.
The utility model solves the technical scheme that its technical problem adopted: a kind of sintering device handpiece dedusting ash conveying device, and it is made up of dust pelletizing system, blanking system and ash-transmission system, and the flue of dust pelletizing system and sintering machine is connected, it is characterized in that,
Described dust pelletizing system is an electric cleaner, and said electric cleaner is connected with the sintering machine flue,
Said blanking system is made up of the arm of transition feed bin, pulse ash remover, push-pull valve, flexible short circuit and dribbling valve; Said transition feed bin is installed in the electric cleaner downside; Said transition feed bin top is that square bottom is for circular; Do not have the dead angle, in the said transitional storehouse outside pulse ash remover is installed, main effect is the arch and realize that miniature explosion plays fragmentation to the dedusting ash that has hardened of regularly disappearing; Said transition feed bin lower end is equipped with push-pull valve, and said push-pull valve is an open type; Said flexible short circuit is installed in the push-pull valve lower end, the arm of perforate and mounting strap ball valve on the sidewall of said flexible short circuit;
Said ash-transmission system is made up of dome inlet valve, storehouse pump, fluidising chamber, rapid block-cleaning door, air inlet pipe and ash conveying pipe; Said dome inlet valve is installed in flexible short circuit lower end; The charging aperture of said storehouse pump is received the dome inlet valve, and pump bottom, said storehouse is provided with fluidising chamber, and said fluidising chamber side is provided with the rapid block-cleaning door; Also be provided with air inlet pipe and ash pipeline in the said fluidising chamber, on air inlet pipe and ash pipeline, be separately installed with valve.
Further, the inner vulcanization plant that increases of pump is eliminated inner " hardening " phenomenon of storehouse pump in said storehouse.
Further, on said flexible short circuit, be provided with watch window, if stopping up appears in flexible short circuit, in time pull down the ball valve on the arm, disclose logically with reinforcing rod, the arm air inlet of the valve of guaranteeing to dribble is smooth and easy.
The beneficial effect of the utility model is: this device can be realized the sintering device handpiece electric cleaner dedusting ash defeated ash of zero pollution truly; And equipment loss is low; Maintenance capacity is little, and is easy to operate, and operability is good; Dedusting ash is difficult for producing the plugging accident in pipe conveying procedure; Solved sintering device handpiece electric cleaner bottom ash bucket dust stratification and caused the electric cleaner discharging to exceed standard, deduster bottom ash bucket dust stratification " hardens " and causes the serious dust stratification of ash bucket, causes sintering machine by " bottleneck " of forced-stopping machine maintenance cleaning.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Among the figure: 1 electric cleaner, 21 transition feed bins, 22 pulse ash removers, 23 push-pull valves,
24 flexible short circuits, 25 arms, 31 dome inlet valves, 32 storehouse pumps, 33 fluidising chamber,
34 rapid block-cleaning doors, 35 air inlet pipe, 36 ash conveying pipes.
The specific embodiment
Like Fig. 1,
A kind of sintering device handpiece dedusting ash conveying device, it is made up of dust pelletizing system, blanking system and ash-transmission system, and the flue of dust pelletizing system and sintering machine is connected.It is prior art that this dedusting ash conveying device and sintering machine carry out ways of connecting.
Dust pelletizing system is an electric cleaner 1, and electric cleaner 1 connects together with the flue of sintering machine, and electric cleaner is existing technology.
Blanking system is made up of the arm 25 of transition feed bin 21, pulse ash remover 22, push-pull valve 23, flexible short circuit 24 and dribbling valve; Transition feed bin 21 is installed in electric cleaner 1 downside; Transition feed bin 21 tops are that square bottom is circular, improve to some extent with respect to the conventional square feed bin, and there is not the dead angle in the transition feed bin of this structure; In transitional storehouse 21 outsides pulse ash remover 22 is installed, main effect is the arch and realize that miniature explosion plays fragmentation to the dedusting ash that has hardened of regularly disappearing.Transition feed bin 21 lower ends are equipped with push-pull valve 23, and push-pull valve 23 is an open type, closes the overhaul of the equipments that this push-pull valve can be realized ash-transmission system.Flexible short circuit 24 is installed in the push-pull valve lower end, the arm 25 of mounting strap ball valve on the sidewall of flexible short circuit 24.The effect of flexible short tube is that the spacing of adjusting blanking system and ash-transmission system makes things convenient for the maintenance of ash-transmission system.The effect of the arm 25 of dribbling valve is because the arm of dribbling valve links to each other with atmosphere, to open the arm of dribbling valve; Utilize the high negative pressure in the deduster that feed system is purged,, do not have air to get into if open the arm of dribbling valve; Explain that feed system stops up, should adopt the corresponding measure mediation, guarantee in transition feed bin inside not ponding, dust stratification not; Therefore, whether unobstructed the arm of dribbling valve have the effect of detection of dynamic ash bucket feed system.
Ash-transmission system is made up of dome inlet valve 31, storehouse pump 32, fluidising chamber 33, rapid block-cleaning door 34, air inlet pipe 35 and ash conveying pipe 36; Dome inlet valve 31 is installed in flexible short circuit 24 lower ends; The charging aperture of storehouse pump 32 is received dome inlet valve 31, and pump 32 bottoms in storehouse are provided with fluidising chamber, and the fluidising chamber side is provided with rapid block-cleaning door 34; Also be provided with air inlet pipe 35 and ash conveying pipe 36 in the fluidising chamber, on air inlet pipe and ash pipeline, be separately installed with valve.
The course of work of ash-transmission system is: the charging stage, close the valve on air inlet pipe and the ash conveying pipe; Open the dome inlet valve, at this moment, dedusting ash enters into the storehouse pump, reach setting value after, the dome inlet valve cuts out.
The pressurization fluidisation stage, open the valve on the air inlet pipe, compressed air carries out fluidisation through fluidising chamber to the dedusting ash material, reach setting value after, the pressurization fluidisation stage finishes.
Delivery phase is opened the valve on the ash pipeline, on one side this moment, air inlet pipe continued to supply gas; Gas ash mixture gets into ash conveying pipe on one side, and the dedusting ash material is in the state that carry on fluidisation limit, limit all the time, after mass transport in the pump of storehouse is intact; Ash handing pipeline pressure descends; Storehouse pump internal pressure reduces, and when ash conveying pipe pressure was reduced to setting value (low pressure limit), delivery phase finished.
In this system, because the dome inlet valve has high leakproofness, the possibility that has stoped ash-transmission system to leak out to electric cleaner inside has been eliminated the possibility that causes transition feed bin wall dewfall because of cold air entering electric cleaner.The effect of fluidising chamber is, in fill process, has the lump material that hardens on a small quantity to get into the storehouse pump unavoidably, and these materials are fluidized to bulk material in the pressurization fluidisation stage, have prevented the possibility of plugging in the course of conveying.The rapid block-cleaning door is used for cleaning fast fluidising chamber.
Embodiment recited above describes the preferred implementation of the utility model; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; This area person skilled all should expand as in the determined protection domain of the utility model claims the various distortion and the improvement of the utility model.
Claims (3)
1. sintering device handpiece dedusting ash conveying device, it is made up of dust pelletizing system, blanking system and ash-transmission system, and the flue of dust pelletizing system and sintering machine is connected, it is characterized in that,
Described dust pelletizing system is an electric cleaner, and electric cleaner is connected with the sintering machine flue,
Said blanking system is made up of the arm of transition feed bin, pulse ash remover, push-pull valve, flexible short circuit and dribbling valve; Said transition feed bin is installed in the electric cleaner downside; Said transition feed bin top is that square bottom is circle, in the said transitional storehouse outside pulse ash remover is installed; Said transition feed bin lower end is equipped with push-pull valve, and said push-pull valve is an open type; Said flexible short circuit is installed in the push-pull valve lower end, the arm of perforate and mounting strap ball valve on the sidewall of said flexible short circuit;
Said ash-transmission system is made up of dome inlet valve, storehouse pump, fluidising chamber, rapid block-cleaning door, air inlet pipe and ash conveying pipe; Said dome inlet valve is installed in flexible short circuit lower end; The charging aperture of said storehouse pump is connected to the dome inlet valve, and pump bottom, said storehouse is provided with fluidising chamber, and said fluidising chamber side is provided with the rapid block-cleaning door; Also be provided with air inlet pipe and ash pipeline in the said fluidising chamber, on said air inlet pipe and ash pipeline, be separately installed with valve.
2. a kind of sintering device handpiece dedusting ash conveying device according to claim 1 is characterized in that, the inner vulcanization plant that increases of pump in said storehouse.
3. a kind of sintering device handpiece dedusting ash conveying device according to claim 1 is characterized in that, on said flexible short circuit, is provided with watch window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204634154U CN202387562U (en) | 2011-11-21 | 2011-11-21 | Dedusting and ash-conveying device of sintering machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204634154U CN202387562U (en) | 2011-11-21 | 2011-11-21 | Dedusting and ash-conveying device of sintering machine head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202387562U true CN202387562U (en) | 2012-08-22 |
Family
ID=46662514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204634154U Withdrawn - After Issue CN202387562U (en) | 2011-11-21 | 2011-11-21 | Dedusting and ash-conveying device of sintering machine head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202387562U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423727A (en) * | 2011-11-21 | 2012-04-25 | 济南钢铁股份有限公司 | Sintering machine head dust removal and ash conveying device and using method |
| CN104909170A (en) * | 2015-04-27 | 2015-09-16 | 福建龙净环保股份有限公司 | Fluidization bin pump |
| CN105110015A (en) * | 2015-09-09 | 2015-12-02 | 上海隆麦机械设备工程有限公司 | Pneumatic force slag removal conveying system |
| CN110775641A (en) * | 2019-10-10 | 2020-02-11 | 广西金川有色金属有限公司 | A kind of copper smelting mixed dry concentrate pneumatic conveying device |
-
2011
- 2011-11-21 CN CN2011204634154U patent/CN202387562U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423727A (en) * | 2011-11-21 | 2012-04-25 | 济南钢铁股份有限公司 | Sintering machine head dust removal and ash conveying device and using method |
| CN102423727B (en) * | 2011-11-21 | 2014-02-05 | 济钢集团有限公司 | Sintering machine head dust removing and ash conveying device and use method thereof |
| CN104909170A (en) * | 2015-04-27 | 2015-09-16 | 福建龙净环保股份有限公司 | Fluidization bin pump |
| CN104909170B (en) * | 2015-04-27 | 2017-08-08 | 福建龙净环保股份有限公司 | A kind of fluidization cone pump |
| CN105110015A (en) * | 2015-09-09 | 2015-12-02 | 上海隆麦机械设备工程有限公司 | Pneumatic force slag removal conveying system |
| CN110775641A (en) * | 2019-10-10 | 2020-02-11 | 广西金川有色金属有限公司 | A kind of copper smelting mixed dry concentrate pneumatic conveying device |
| CN110775641B (en) * | 2019-10-10 | 2021-09-07 | 广西金川有色金属有限公司 | A kind of copper smelting mixed dry concentrate pneumatic conveying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120822 Effective date of abandoning: 20140205 |
|
| RGAV | Abandon patent right to avoid regrant |