CN202902897U - Special dust-collecting device for casting furnace - Google Patents
Special dust-collecting device for casting furnace Download PDFInfo
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- CN202902897U CN202902897U CN 201220622387 CN201220622387U CN202902897U CN 202902897 U CN202902897 U CN 202902897U CN 201220622387 CN201220622387 CN 201220622387 CN 201220622387 U CN201220622387 U CN 201220622387U CN 202902897 U CN202902897 U CN 202902897U
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- China
- Prior art keywords
- casting furnace
- flue gas
- dust
- blower fan
- pelletizing system
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Abstract
The utility model discloses a special dust-collecting device for a casting furnace. The special dust-collecting device for the casting furnace comprises a first dust-removing system and a second dust-removing system, wherein the first dust-removing system is used for removing flue gas of a casting furnace stokehole and flue gas of an ash-stirring furnace, the second dust-removing system is used for removing flue gas of a casting furnace high-temperature hearth, and both the first dust-removing system and the second-dust removing system are provided with frequency converters. According to the special dust-collecting device for the casting furnace, the fact that the flue gas of a stokehole smoke-absorbing cover and the flue gas of the ash-stirring furnace, and the flue gas of the casting furnace high-temperature hearth are treated separately is realized. The targeted dust-removing method of the special dust-collecting device enables dust-removing efficiency to be enhanced greatly, saves resources, effectively avoids pollution, and protects environment. Moreover, the power of a fan can be adjusted according to the volume of the flue gas so as to enable a flue gas exhaust pipe to be stable in pressure, good in smoke dust collecting efficiency and saving in electricity consumption.
Description
Technical field
The utility model relates to the cleaner field, relates in particular to a kind of casting furnace Special dust collector.
Background technology
Environmental pollution just increasingly sharpens, the harm that it brings also more is concerned by people, at present, environmental pollution has become to be affected economic development, people are healthy and may produce the problem demanding prompt solution of serious social influence, and the dust pollution of air is one of pollution sources.
At present, the dust pelletizing system that domestic a lot of casting furnace uses is also relatively backward, casting furnace and the separately processing of flue gas of stirring grey stove, can not classify and process dissimilar flue dust, the dust collecting system intellectuality is low, labor strength is large, can not regulate flue pressure according to the working of a furnace, causes the waste of secondary pollution and the energy.Therefore, existing dust pelletizing system causes a large amount of flue gases to fill the air in the workshop easily, not only severe contamination is caused in workshop and plant area, affects workshop workman's production safety and health of human body, and the long-term discharging of flue gas also causes very big pollution to surrounding enviroment.Emission request is more and more stricter to environmental pollutants along with country, therefore must take effective measures it and administer.
The utility model content
Technical problem to be solved in the utility model is, provides a kind of dust removing effects good, economizes on resources, and can effectively prevent from polluting, the casting furnace Special dust collector of protection of the environment.
In order to solve the problems of the technologies described above, the utility model provides a kind of casting furnace Special dust collector, comprises be used to removing casting furnace stokehold flue gas with first dust pelletizing system of stirring grey kiln gas and for second dust pelletizing system of removing casting furnace high-temperature burner hearth flue gas;
Described the first dust pelletizing system and the second dust pelletizing system are equipped with frequency converter.
As the improvement of such scheme, described the first dust pelletizing system comprises range hood, sack cleaner, blower fan, chimney and electric control unit, and described range hood, sack cleaner, blower fan, chimney link to each other by pipeline;
Described electric control unit links to each other with described range hood, sack cleaner, blower fan, chimney and pipeline.
As the improvement of such scheme, the blower fan of described the first dust pelletizing system adopts described Frequency Converter Control.
As the improvement of such scheme, described range hood is provided with at least one by-pass valve control, described by-pass valve control and described frequency converter interlocking.
As the improvement of such scheme, described range hood is the rectangle petticoat pipe that adapts with described casting furnace shape.
As the improvement of such scheme, described the second dust pelletizing system comprises Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney and electric control unit, and described Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney link to each other by pipeline;
Described electric control unit links to each other with described Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney and pipeline.
As the improvement of such scheme, the blower fan of described the second dust pelletizing system adopts described Frequency Converter Control.
As the improvement of such scheme, described Flue Gas Pretreatment Device comprises: be used for the capture unit with described casting furnace high-temperature burner hearth flue gas trapping, and be used for thermostat unit that the flue gas that described capture unit traps is lowered the temperature and processed.
As the improvement of such scheme, described casting furnace Special dust collector also comprises the Long-distance Control case, and described Long-distance Control case is arranged at described casting furnace stokehold.
Implement the utility model, have following beneficial effect:
The utility model provides a kind of casting furnace Special dust collector, comprises be used to removing casting furnace stokehold flue gas with first dust pelletizing system of stirring grey kiln gas and for second dust pelletizing system of removing casting furnace high-temperature burner hearth flue gas.The utility model is with casting furnace and stir grey stove and overlap dust pelletizing systems with two and carry out dust removal process, realize that stokehold range hood flue gas and the flue gas that stirs grey stove separate processing with casting furnace high-temperature burner hearth flue gas, its specific aim dust removal process mode so that efficiency of dust collection greatly strengthen, economize on resources, effectively prevent pollution, protection of the environment;
The blower fan of described the first dust pelletizing system and the second dust pelletizing system all adopts Frequency Converter Control, and blower fan can according to flue gas size Modulating Power, make the smoke discharging pipe pressure stability, collect the effective and using electricity wisely of flue dust;
Described range hood is the rectangle petticoat pipe that adapts with described casting furnace shape, special rational bonnet design meets principle of hydrodynamics, better concentrates flue dust, and flue dust import department air-flow is even, flow speed stability, prevented the excessive of flue dust, guarantee workman's working environment and healthy and safe.
Description of drawings
Fig. 1 is the structural representation of the utility model casting furnace Special dust collector;
Fig. 2 is the structural representation of the first dust pelletizing system shown in Figure 1;
Fig. 3 is the structural representation of range hood shown in Figure 2;
Fig. 4 is the structural representation of the second dust pelletizing system shown in Figure 1;
Fig. 5 is the structural representation of Flue Gas Pretreatment Device shown in Figure 4;
Fig. 6 is the another structural representation of the utility model casting furnace Special dust collector.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model is described in further detail.
In conjunction with Fig. 1 to Fig. 5, the utility model provides a kind of casting furnace Special dust collector 1, comprises be used to removing casting furnace stokehold flue gas with first dust pelletizing system 2 of stirring grey kiln gas and for second dust pelletizing system 3 of removing casting furnace high-temperature burner hearth flue gas; Described the first dust pelletizing system 2 and the second dust pelletizing system 3 are equipped with frequency converter.That is to say that described the first dust pelletizing system 2 is provided with frequency converter 20, described the second dust pelletizing system 3 is provided with frequency converter 30.
Referring to Fig. 2, described the first dust pelletizing system 2 comprises range hood 21, sack cleaner 22, blower fan 23, chimney 24 and electric control unit 25, and described range hood 21, sack cleaner 22, blower fan 23, chimney 24 link to each other by pipeline; Described electric control unit 25 links to each other with pipeline with described range hood 21, sack cleaner 22, blower fan 23, chimney 24.
The blower fan 23 of described the first dust pelletizing system adopts described frequency converter 20 controls.Blower fan 23 adopts frequency converter 20 controls, can automatically regulate according to the applying working condition of casting furnace the draft of blower fan 23, according to flue gas size Modulating Power, makes the smoke discharging pipe pressure stability, collects the effective and using electricity wisely of flue dust.
Referring to Fig. 3, described range hood 21 is the rectangle petticoat pipe that adapts with described casting furnace shape, be used for collecting and removing casting furnace stokehold flue gas, its special rational bonnet design meets principle of hydrodynamics, better concentrate flue dust, flue dust import department air-flow is even, flow speed stability, has prevented the excessive of flue dust, guarantee workman's working environment and healthy and safe.
Described range hood 21 is provided with at least one by-pass valve control, described by-pass valve control and described frequency converter 20 interlockings.When not using, a certain casting furnace just close its by-pass valve control, by-pass valve control and frequency converter 20 interlockings, can send signal to frequency converter 20 by the switch of by-pass valve control, automatically regulate the duty of blower fan 23 according to the applying working condition of casting furnace, thereby reach the using electricity wisely purpose.
Described the first dust pelletizing system 2 is used for removing casting furnace stokehold flue gas and stirring grey kiln gas, the casting furnace stokehold links to each other with described range hood 21, sack cleaner 22, blower fan 23, chimney 24 successively, stirs grey stove and links to each other with described sack cleaner 22, blower fan 23, chimney 24 successively.Casting furnace has a large amount of flue gases to overflow from fire door in reinforced, tapping process, so the stokehold need arrange range hood 21 with the stokehold flue gas trapping, concentrate by sack cleaner 22 again behind the flue gas trapping of casting furnace stokehold and administer, to stir simultaneously grey kiln gas access sack cleaner 22 administers, whole process provides power by blower fan 23, flue gas through purify up to standard after by chimney 24 discharging.
Referring to Fig. 4, described the second dust pelletizing system 3 comprises Flue Gas Pretreatment Device 31, sack cleaner 32, blower fan 33, chimney 34 and electric control unit 35, and described Flue Gas Pretreatment Device 31, sack cleaner 32, blower fan 33, chimney 34 link to each other by pipeline; Described electric control unit 35 links to each other with pipeline with described Flue Gas Pretreatment Device 31, sack cleaner 32, blower fan 33, chimney 34.
The blower fan 33 of described the second dust pelletizing system adopts described frequency converter 30 controls.Blower fan 33 adopts frequency converter 30 controls, can automatically regulate according to the applying working condition of casting furnace the draft of blower fan 33, according to flue gas size Modulating Power, makes the smoke discharging pipe pressure stability, collects the effective and using electricity wisely of flue dust.
Referring to Fig. 5, described Flue Gas Pretreatment Device 31 comprises: be used for the capture unit 311 with described casting furnace high-temperature burner hearth flue gas trapping, and be used for thermostat unit 312 that the flue gas that described capture unit 311 traps is lowered the temperature and processed.
Described the second dust pelletizing system 3 is used for removing casting furnace high-temperature burner hearth flue gas, and casting furnace links to each other with described Flue Gas Pretreatment Device 31, sack cleaner 32, blower fan 33, chimney 34 successively.Draw on casting furnace high-temperature burner hearth flue gas ground in the workshop, elder generation's (cigarette temperature after processing ~ 120 ℃) after Flue Gas Pretreatment Device 31 captures the spark in the flue gas and lowers the temperature enters sack cleaner 32 again and carries out smoke harnessing, whole process provides power by blower fan 33, flue gas through purify up to standard after by chimney 34 discharging.
The utility model is with casting furnace and stir grey stove and overlap dust pelletizing systems with two and carry out dedusting, consider operating mode and the smoke evacuation character of casting furnace, stokehold range hood flue gas shares the first dust pelletizing system 2 with the flue gas that stirs grey stove and administers, and casting furnace high-temperature burner hearth flue gas uses the second dust pelletizing system 3 to administer.Stokehold range hood flue gas and the processing that separates of stirring flue gas with the casting furnace high-temperature burner hearth flue gas of grey stove, adding casting furnace high-temperature burner hearth flue gas carries out first preliminary treatment and sends into sack cleaner again, more targeted than existing hybrid processing, treatment effeciency is also strengthened greatly.
Referring to Fig. 6, the utility model provides another casting furnace Special dust collector 1, from Fig. 1 to dust collect plant shown in Figure 51 different be, described casting furnace Special dust collector 1 also comprises Long-distance Control case 4, described Long-distance Control case 4 is arranged at described casting furnace stokehold.Blower fan adopts Frequency Converter Control, and Long-distance Control case 4 is set in the stokehold, can regulate according to the actual condition of casting furnace the draft of blower fan, thereby reach the using electricity wisely purpose.
Above disclosed only is the utility model preferred embodiment, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (9)
1. a casting furnace Special dust collector is characterized in that, comprises be used to removing casting furnace stokehold flue gas with first dust pelletizing system of stirring grey kiln gas and for second dust pelletizing system of removing casting furnace high-temperature burner hearth flue gas;
Described the first dust pelletizing system and the second dust pelletizing system are equipped with frequency converter.
2. casting furnace Special dust collector as claimed in claim 1, it is characterized in that, described the first dust pelletizing system comprises range hood, sack cleaner, blower fan, chimney and electric control unit, and described range hood, sack cleaner, blower fan, chimney link to each other by pipeline;
Described electric control unit links to each other with described range hood, sack cleaner, blower fan, chimney and pipeline.
3. casting furnace Special dust collector as claimed in claim 2 is characterized in that, the blower fan of described the first dust pelletizing system adopts described Frequency Converter Control.
4. casting furnace Special dust collector as claimed in claim 3 is characterized in that, described range hood is provided with at least one by-pass valve control, described by-pass valve control and described frequency converter interlocking.
5. casting furnace Special dust collector as claimed in claim 4 is characterized in that, described range hood is the rectangle petticoat pipe that adapts with described casting furnace shape.
6. casting furnace Special dust collector as claimed in claim 1, it is characterized in that, described the second dust pelletizing system comprises Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney and electric control unit, and described Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney link to each other by pipeline;
Described electric control unit links to each other with described Flue Gas Pretreatment Device, sack cleaner, blower fan, chimney and pipeline.
7. casting furnace Special dust collector as claimed in claim 6 is characterized in that, the blower fan of described the second dust pelletizing system adopts described Frequency Converter Control.
8. casting furnace Special dust collector as claimed in claim 6, it is characterized in that, described Flue Gas Pretreatment Device comprises: be used for the capture unit with described casting furnace high-temperature burner hearth flue gas trapping, and be used for thermostat unit that the flue gas that described capture unit traps is lowered the temperature and processed.
9. casting furnace Special dust collector as claimed in claim 1 is characterized in that, described casting furnace Special dust collector also comprises the Long-distance Control case, and described Long-distance Control case is arranged at described casting furnace stokehold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622387 CN202902897U (en) | 2012-11-22 | 2012-11-22 | Special dust-collecting device for casting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220622387 CN202902897U (en) | 2012-11-22 | 2012-11-22 | Special dust-collecting device for casting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202902897U true CN202902897U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220622387 Expired - Lifetime CN202902897U (en) | 2012-11-22 | 2012-11-22 | Special dust-collecting device for casting furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN202902897U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948490A (en) * | 2014-03-26 | 2015-09-30 | 上海梅山钢铁股份有限公司 | Dust removal fan constant-air-pressure frequency control system and method |
| CN112807876A (en) * | 2020-12-30 | 2021-05-18 | 宁夏海盛实业有限公司 | Ferrosilicon stove fire outlet flue gas dust pelletizing system |
| CN113390271A (en) * | 2021-06-10 | 2021-09-14 | 苏雷虹 | Low-vacuum intermediate-frequency casting device |
-
2012
- 2012-11-22 CN CN 201220622387 patent/CN202902897U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948490A (en) * | 2014-03-26 | 2015-09-30 | 上海梅山钢铁股份有限公司 | Dust removal fan constant-air-pressure frequency control system and method |
| CN112807876A (en) * | 2020-12-30 | 2021-05-18 | 宁夏海盛实业有限公司 | Ferrosilicon stove fire outlet flue gas dust pelletizing system |
| CN113390271A (en) * | 2021-06-10 | 2021-09-14 | 苏雷虹 | Low-vacuum intermediate-frequency casting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |