CN104492583B - A kind of method for improving gypsum shattering process dust-collecting efficiency - Google Patents
A kind of method for improving gypsum shattering process dust-collecting efficiency Download PDFInfo
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- CN104492583B CN104492583B CN201410708428.1A CN201410708428A CN104492583B CN 104492583 B CN104492583 B CN 104492583B CN 201410708428 A CN201410708428 A CN 201410708428A CN 104492583 B CN104492583 B CN 104492583B
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- dust
- cylinder
- cloth bag
- gypsum
- pipeline
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of method for improving gypsum shattering process dust-collecting efficiency, including：In crushing chamber, the buildup cleared up in air draft pipeline, make wind path smooth；Repair welding airduct, cylinder, lower cone are changed so that wind path, cylinder are without leaking out, flap valve normal use；Regularly replace cloth bag so that dust stratification, exhausting be not smooth for cloth bag.The method of the present invention for improving gypsum shattering process dust-collecting efficiency, can overcome in the prior art unreasonable structure, operating procedure it is complicated and the defects of maintenance cost is high, to realize the advantages of rational in infrastructure, operating procedure is simple low with maintenance cost.
Description
Technical field
The present invention relates to cement processing technique field, in particular it relates to a kind of gypsum shattering process dust-collecting efficiency that improves
Method.
Background technology
Gypsum crushing system is by structure groups such as gypsum feeding machine, gypsum disintegrating machine, dust-precipitator, gypsum scraper, belt feeders
Into.Gypsum disintegrating machine is the nucleus equipment of gypsum crushing system, and main responsible gypsum crushes.Dust-precipitator is that whole gypsum crushes
The dust collection device of system, it on ambient air quality quality influence it is very big.Dust emission concentration is more than 400 milligrams/mark cube
Rice.
According to shipment subsidiary factory dust concentration measuring record sheet, in August, 2012 is obtained in December, 2013 dust-precipitator exhaust outlet
Dust concentration data：
Before transformation, dust-precipitator exhaust outlet dust concentration is more than national standard, more than company standard.Due to dust emission concentration
More than national standard, more than company standard, gypsum crushing system can not be normally-open, and during unlatching, causes a large amount of gypsum streams
Lose, cause very big loss to company, therefore there is an urgent need to dust-precipitator is transformed.
Crushing chamber dust concentration, minimum to mark m3 for 390mg/, highest reaches 450mg/ mark m3, by investigation, row
The dust concentration put does not meet company standard once.Therefore, solve dust-precipitator and gather dust problem into our task of top priority, be
The interests of service companies, air-borne dust concentration is reduced, we will improve gypsum crushing system dust-precipitator dust-collecting efficiency.Exhaust column
Road blocks, wind path corrosion, cylinder corrosion, cloth bag sizing, poor air permeability.
During the present invention is realized, inventor has found unreasonable structure, operating procedure in the prior art at least be present
The defects of complicated and maintenance cost is high.
The content of the invention
It is an object of the present invention in view of the above-mentioned problems, propose it is a kind of improve gypsum shattering process dust-collecting efficiency method,
To realize the advantages of rational in infrastructure, operating procedure is simple low with maintenance cost.
To achieve the above object, the technical solution adopted by the present invention is：A kind of raising gypsum shattering process dust-collecting efficiency
Method, including：
A, in crushing chamber, the buildup cleared up in air draft pipeline, make wind path smooth；
B, repair welding airduct, cylinder, lower cone are changed so that wind path, cylinder are without leaking out, flap valve normal use；
C, cloth bag is regularly replaced so that dust stratification, exhausting be not smooth for cloth bag.
Further, the step a, is specifically included：
, it is necessary to disable gypsum crushing system dust-precipitator when clearing up pipeline, therefore the whole gypsum crushing system that disables must all stop
Get off；
Cleaning pipeline buildup need to first confirm putty position, then cut open pipeline with cutting torch, and buildup is removed with impact gun rapping,
Then by pipeline again soldering, peep hole is reserved.
Further, the step b, is specifically included：
Repair welding airduct, cylinder, it is most heavy, time-consuming most long that lower cone changes this work；
When shutting down for the first time, main task is repair welding airduct and cylinder；
During second of shutdown, main task is to change lower cone and blanking panel turnover valve, needs to carry out relative dimensions before replacing
The comparison of parameter, it is ensured that maintenance smoothly completes.
Further, the step c, is specifically included：
Cloth bag sizing, poor air permeability influence the exhausting wind-force of dust-precipitator；
To gathering dust, cloth bag is changed, it is necessary to first open cylinder Cang Gai during replacing, is then taken out keel shoe, is changed cloth
Bag, loads onto keel shoe, does the sealing of Long Position lid, last installation and debugging.
Various embodiments of the present invention raising gypsum shattering process dust-collecting efficiency method, due to including：In crushing chamber, clearly
The buildup in air draft pipeline is managed, makes wind path smooth；Repair welding airduct, cylinder, lower cone are changed so that wind path, cylinder turn over without leaking out
Plate valve normal use；Regularly replace cloth bag so that dust stratification, exhausting be not smooth for cloth bag；So as to overcome structure in the prior art
Unreasonable, the defects of operating procedure is complicated and maintenance cost is high, to realize that rational in infrastructure, operating procedure is simple low with maintenance cost
The advantages of.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
Obtain it is clear that or being understood by implementing the present invention.
Below by embodiment, technical scheme is described in further detail.
Embodiment
The preferred embodiments of the present invention are illustrated below, it will be appreciated that preferred embodiment described herein is only used
In the description and interpretation present invention, it is not intended to limit the present invention.
According to embodiments of the present invention, there is provided a kind of method for improving gypsum shattering process dust-collecting efficiency.
Technical scheme, gypsum crushing system dust-precipitator dust-collecting efficiency, dust emission concentration control can be improved
In 20 milligrams/mark cubic meter.
Technical solution of the present invention is gameeed：
The implementation measure of technical solution of the present invention：
Implement one：, it is necessary to disable gypsum crushing system dust-precipitator when clearing up pipeline, therefore whole crushing system must all stop
Come.2 lines joint storehouse gypsum piles with enough companies and produced 5 days, therefore clears up pipeline needs and completed in 5 days.By investigating and analysing, clearly
Reason pipeline buildup need to first confirm putty position, then cut open pipeline with cutting torch, buildup be removed with impact gun rapping, then by pipeline
Again soldering, peep hole is reserved.
Implement two：Repair welding airduct, cylinder, it is most heavy, time-consuming most long that lower cone changes this work.Due to once shutting down most
More no more than 5 days, and this subtask is heavy, therefore this work is carried out at twice.When shutting down for the first time, main task is
Repair welding airduct and cylinder.Because this repair welding working environment is relatively more severe, it is necessary to carry out each safeguard procedures.This is operated in 2013
July in year completes.During second of shutdown, main task is to change lower cone and blanking panel turnover valve, needs to carry out related chi before replacing
The comparison of very little parameter, it is ensured that maintenance smoothly completes.
Implement three：Cloth bag sizing, poor air permeability influence the exhausting wind-force of dust-precipitator.Therefore in September, 2013 is planned to gathering dust
Cloth bag is changed., it is necessary to first open cylinder Cang Gai during replacing, keel shoe is then taken out, cloth bag is changed, loads onto keel shoe,
Do the sealing of Long Position lid, last installation and debugging.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., it should be included in the present invention's
Within protection domain.
Claims (1)
- A kind of 1. method for improving gypsum shattering process dust-collecting efficiency, it is characterised in that including：A, in crushing chamber, the buildup cleared up in air draft pipeline, make wind path smooth；B, repair welding airduct, cylinder, lower cone are changed so that wind path, cylinder are without leaking out, flap valve normal use；C, cloth bag is regularly replaced so that dust stratification, exhausting be not smooth for cloth bag；The step a, is specifically included：, it is necessary to disable gypsum crushing system dust-precipitator when clearing up pipeline, therefore whole gypsum crushing system must all stop；Cleaning pipeline buildup need to first confirm putty position, then cut open pipeline with cutting torch, remove buildup with impact gun rapping, then By pipeline again soldering, peep hole is reserved；The step b, is specifically included：When shutting down for the first time, main task is repair welding airduct and cylinder；During second of shutdown, main task is to change lower cone and blanking panel turnover valve, needs to carry out relative dimensions parameter before replacing Comparison, it is ensured that maintenance smoothly complete；The step c, is specifically included：To gathering dust, cloth bag is changed, it is necessary to first open cylinder Cang Gai during replacing, then takes out keel shoe, changes cloth bag, dress Pliosaur skeleton, do the sealing of Long Position lid, last installation and debugging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410708428.1A CN104492583B (en) | 2014-11-27 | 2014-11-27 | A kind of method for improving gypsum shattering process dust-collecting efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410708428.1A CN104492583B (en) | 2014-11-27 | 2014-11-27 | A kind of method for improving gypsum shattering process dust-collecting efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104492583A CN104492583A (en) | 2015-04-08 |
| CN104492583B true CN104492583B (en) | 2017-12-19 |
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| CN201410708428.1A Active CN104492583B (en) | 2014-11-27 | 2014-11-27 | A kind of method for improving gypsum shattering process dust-collecting efficiency |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100416474B1 (en) * | 2001-01-05 | 2004-01-31 | 이동남 | The method of making filler for bituminous paving mixtures and construction materials using rock fine sludge. |
| CN202061686U (en) * | 2011-03-24 | 2011-12-07 | 宁夏惠冶镁业集团有限公司 | Dust collection device of ball mill |
| KR101408150B1 (en) * | 2012-09-28 | 2014-06-16 | 주식회사 포스코 | Device to prevent clogging vertical pipe of grinding mill for dust coal |
| JP6011933B2 (en) * | 2012-11-26 | 2016-10-25 | 株式会社日向製錬所 | Coal dust ignition prevention system and coal dust ignition prevention method for pulverized coal mill system |
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