CN204874578U - Blast furnace gas dust pelletizing system - Google Patents
Blast furnace gas dust pelletizing system Download PDFInfo
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- CN204874578U CN204874578U CN201520538586.7U CN201520538586U CN204874578U CN 204874578 U CN204874578 U CN 204874578U CN 201520538586 U CN201520538586 U CN 201520538586U CN 204874578 U CN204874578 U CN 204874578U
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Abstract
The utility model relates to a blast furnace gas dust pelletizing system, including once remove dust mechanism and secondary dust removal mechanism, it includes tangential cyclone once to remove dust the mechanism, secondary dust removal mechanism includes the dry process sack cleaner, tangential cyclone is including the downtake that is used for leading -in blast furnace raw gas and the gaseous blast pipe of dust removal that is used for discharging, downtake and blast furnace tedge intercommunication, the blast pipe with the gas feed intercommunication of dry process sack cleaner. The utility model discloses a set up the dust pelletizing system of tangential cyclone + dry process sack cleaner, tangential cyclone's dust collection efficiency is 70%-80%, effectively reduces the load of follow -up secondary dust pelletizing system, sweep the frequency greatly reduced of sack, reduced the wearing and tearing of sack, prolonged the life -span of sack, the nitrogen gas use amount that sweeps the sack has been reduced simultaneously, energy saving and consumption reduction to improve work efficiency and manufacturing cost.
Description
Technical field
The utility model relates to dedusting of blast furnace gas technical field, is specifically related to a kind of blast-furnace gas dedusting system.
Background technology
At present, dedusting of blast furnace gas is mainly through primary dedusting system and secondary dedusting system mechanical and hydraulic combined dust, and wherein, primary dedusting system mainly contains three kinds of schemes: (1) gravitational precipitator; (2) PW axial flow tornado dust collector; (3) gravitational precipitator+tangential tornado dust collector.The efficiency of dust collection of scheme (1) is lower, is only 40% ~ 50%; Scheme (2) deflector structure is complicated, installation inconvenience, and is easily ground away by Gas Flow at a high speed, blow off, often forces blast furnace staying; Scheme (3) is invested high, and floor space is large, higher to total figure arrangement requirement.In above-mentioned one-time dedusting scheme, scheme (1) easily increases the dedusting pressure of secondary dedusting system, reduces working efficiency; Scheme (3) is invested again and the impact of Ground arrangement, is not suitable for the iron work that scale of investment is little, place is limited.Also be only limited to when blast furnace reformation and keep in repair existing gravitational precipitator or increase tornado dust collector after gravitational precipitator, plant factor is low, and efficiency of dust collection is difficult to be improved, or causes investment to increase.
Therefore be necessary to design a kind of blast-furnace gas dedusting system, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides a kind of blast-furnace gas dedusting system, and its efficiency of dust collection is high, it is low to invest, structure simply, not limits by landform.
The utility model is achieved in that
The utility model provides a kind of blast-furnace gas dedusting system, comprises one-time dedusting mechanism and final dusting mechanism, and described one-time dedusting mechanism comprises tangential tornado dust collector, and described final dusting mechanism comprises dry-method bag-type dust collecting device; Described tangential tornado dust collector comprise the downtake for importing blast furnace crude gas and the vapor pipe for discharging dedusting gas, and described downtake is communicated with blast furnace upcast, and described vapor pipe is communicated with the gas feed of described dry-method bag-type dust collecting device.
Further, described tangential tornado dust collector also comprise tornado dust collector body, adapter bonnet and inlet pipe, described downtake, adapter bonnet are communicated with successively with inlet pipe, described inlet pipe is communicated with described tornado dust collector body upper part is tangent, described tornado dust collector bodies top is located at by described vapor pipe, and described tornado dust collector body lower part is provided with ash silo; Be provided with in described tornado dust collector body make dedusting gas alter course on revolve and hold the air-flow reflecting mechanism that dedusting ash passes through, described air-flow reflecting mechanism is near described ash silo and be located at above described ash silo.
Further, described inlet pipe is horizontal direction single tube.
Further, described air-flow reflecting mechanism comprises Reflecting pyramid and is fixed on the collection ash reflection cone cover of described tornado dust collector inner body wall, and the axis of described Reflecting pyramid and described collection ash reflection cone cover overlaps with the axis of described tornado dust collector body; Described collection grey reflection cone cover is inversed taper platform shape cavity cone wide at the top and narrow at the bottom, the upper and lower end face of described collection grey reflection cone cover and described tornado dust collector body open communication, described Reflecting pyramid is fixed in the cavity of the grey reflection cone cover of described collection by mounting block, forms annular mortar joint between the conical surface of the circular end face of described Reflecting pyramid and described collection ash reflection cone cover.
Further, described Reflecting pyramid is up-narrow and down-wide cone.
Further, the angle between the conical surface of the conical surface of described Reflecting pyramid and described collection ash reflection cone cover is 50 ~ 60 °.
Further, the gap between the conical surface of the circular end face of described Reflecting pyramid and described collection ash reflection cone cover is 350 ~ 500mm.
Further, described tangential tornado dust collector are formed by gravitational precipitator transformation, comprise tornado dust collector cylindrical shell and gravitational precipitator cylindrical shell, described gravitational precipitator cylindrical shell comprises for the top cover of top seal, the conical cylinder section that is positioned at the direct tube section below described top cover and is positioned at below described direct tube section, and described conical cylinder section forms the ash silo of described tornado dust collector; Described tornado dust collector cylindrical shell to be arranged on described top cover and to comprise the inversed taper platform shape cylindrical shell being positioned at bottom, described inversed taper platform shape cylindrical shell bottom and described direct tube section open communication, coaxially be fixed with Reflecting pyramid in the cavity of described inversed taper platform shape cylindrical shell, between the circular end face of described Reflecting pyramid and the conical surface of described inversed taper platform shape cylindrical shell, form annular mortar joint.
Further, described tornado dust collector cylindrical shell and gravitational precipitator cylindrical shell are coaxially arranged.
Further, described top cover is up-narrow and down-wide conic tube, and the upper end diameter of described conic tube is identical with described tornado dust collector barrel diameter, the lower end diameter of described conic tube and open communication identical with described direct tube section diameter.
The utility model has following beneficial effect: by arranging the dust-removal system of tangential tornado dust collector+dry-method bag-type dust collecting device, and the efficiency of dust collection of tangential tornado dust collector is 70% ~ 80%, effectively reduces the load of follow-up secondary dedusting system.The frequency purging cloth bag reduces greatly, decreases the wearing and tearing of cloth bag, extends the life-span of cloth bag; Reduce the nitrogen usage quantity purging cloth bag simultaneously, energy-saving and cost-reducing, thus increase work efficiency and production cost.
The utility model also has following beneficial effect: the tangential tornado dust collector for one-time dedusting can be formed by the transformation of existing gravitational precipitator, simply, do not limit by landform.Make full use of existing resource, investment reduction cost; Comparatively gravitational precipitator is high for improved fly-ash separator dust removing effects, reduces running cost.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The main TV structure schematic diagram of the tangential tornado dust collector that Fig. 1 provides for the utility model embodiment;
The plan structure schematic diagram of the tangential tornado dust collector that Fig. 2 provides for the utility model embodiment;
The structural representation of the tangential tornado dust collector transformed by gravitational precipitator that Fig. 3 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of the utility model protection.
Embodiment one
As Fig. 1-Fig. 2, the utility model embodiment provides a kind of blast-furnace gas dedusting system, comprises one-time dedusting mechanism and final dusting mechanism, and described one-time dedusting mechanism comprises tangential tornado dust collector, and described final dusting mechanism comprises dry-method bag-type dust collecting device; Described tangential tornado dust collector comprise the downtake 1 for importing blast furnace crude gas and the vapor pipe 4 for discharging dedusting gas, and described downtake 1 is communicated with blast furnace upcast, and described vapor pipe 4 is communicated with the gas feed of described dry-method bag-type dust collecting device.Blast furnace crude gas enters after tangential tornado dust collector carry out one-time dedusting, and efficiency of dust collection can reach 70% ~ 80%; Enter dry-method bag-type dust collecting device subsequently and carry out final dusting.Use tangential tornado dust collector to carry out load that one-time dedusting effectively can reduce follow-up secondary dedusting system, the frequency purging cloth bag reduces greatly, decreases the wearing and tearing of cloth bag, extends the work-ing life of cloth bag; Reduce the nitrogen usage quantity purging cloth bag simultaneously, energy-saving and cost-reducing, thus increase work efficiency and production cost.
Embodiment two
As Fig. 1-Fig. 2, the present embodiment provides a kind of tangential tornado dust collector for blast furnace one-time dedusting, comprise tornado dust collector body 5, adapter bonnet 2, inlet pipe 3, for importing the downtake 1 of blast furnace crude gas and the vapor pipe 4 for discharging dedusting gas, described downtake 1, adapter bonnet 2 are communicated with successively with inlet pipe 3, described downtake 1 is communicated with blast furnace upcast, described inlet pipe 3 is communicated with described tornado dust collector body 5 top is tangent, described tornado dust collector body 5 top is located at by described vapor pipe 4, and described tornado dust collector body 5 bottom is provided with ash silo 8.Downtake 1 is directly communicated with blast furnace upcast, is imported in tornado dust collector body 5 by raw gas along adapter bonnet 2 and inlet pipe 3.Wherein, inlet pipe 3 is preferably set in level or the single-pipeline of level of approximation, and compared to the form that arranges of the inlet pipe such as dual circuit, its structure is simple, easy to maintenance, saving equipment cost, and this inlet pipe 3 can be rectangular pipe.
As Fig. 1, be provided with in described tornado dust collector body 5 make dedusting gas alter course on revolve and hold the air-flow reflecting mechanism that dedusting ash passes through, described air-flow reflecting mechanism is near described ash silo 8 and be located at above described ash silo 8.Preferably, described air-flow reflecting mechanism comprises Reflecting pyramid 6 and is fixed on the collection ash reflection cone cover 7 of described tornado dust collector body 5 inwall, and the axis of described Reflecting pyramid 6 and described collection grey reflection cone cover 7 overlaps with the axis of described tornado dust collector body 5.Described collection grey reflection cone cover 7 is inversed taper platform shape cavity cone wide at the top and narrow at the bottom, the upper and lower end face of described collection grey reflection cone cover 7 and described tornado dust collector body 5 open communication, described Reflecting pyramid 6 is fixed in the cavity of the grey reflection cone cover 7 of described collection by fixation kit, forms annular mortar joint between the conical surface of the circular end face of described Reflecting pyramid 6 and described collection ash reflection cone cover 7.Wherein, this Reflecting pyramid 6 is up-narrow and down-wide cone, and namely its pointed nose is positioned at the top of circular end face upward, makes its conical surface can reflected gas stream; Air-flow is under the reflex action collecting the conical surface of grey reflection cone cover 7 and the conical surface of Reflecting pyramid 6, alter course and form rotational gas flow, rise from the middle part of tornado dust collector body 5 and discharged by vapor pipe 4, and not conflicting with the decline coal gas of tornado dust collector body 5 inwall periphery.According to actual dedusting needs and blast furnace crude gas dust-laden situation, the angle designed between the conical surface of this Reflecting pyramid 6 and the conical surface collecting grey reflection cone cover 7 is 50 ~ 60 °, gap between the conical surface of the circular end face of described Reflecting pyramid 6 and described collection ash reflection cone cover 7 is 350 ~ 500mm, reaches best reflected gas stream and is convenient to gas ash and pass through.In addition, described fixation kit comprises the steel structure support part be located on described Reflecting pyramid 6 conical surface, the two ends of this steel structure support part are separately fixed on described Reflecting pyramid 6 and the grey reflection cone cover 7 of described collection, steel structure support makes Reflecting pyramid 6 Stability Analysis of Structures, does not swing, rocks under the impact of air-flow.
This air-flow reflecting mechanism also can take other structures, as used Reflecting pyramid 6 instead conical column structure; Or the circular end face arranging Reflecting pyramid 6 is positioned at the subjacent collecting grey reflection cone cover 7, pointed nose be positioned at collect grey reflection cone cover 7 bottom surface above, form annular mortar joint between the conical surface of Reflecting pyramid 6 and the bottom surface collecting grey reflection cone cover 7, air-flow then still alters course and forms rotational gas flow under the reflex action collecting the conical surface of grey reflection cone cover 7 and the conical surface of Reflecting pyramid 6.This Reflecting pyramid 6 is detachably fixed on by fixation kit on the wall of tornado dust collector body 5, and the level altitude of this Reflecting pyramid 6 on wall is adjustable, thus by the level altitude of accommodation reflex cone 6 to regulate the size of annular mortar joint, improve the situation that annular mortar joint is blocked.The adjustment passage (or inspection manhole) of accommodation reflex cone 6 level altitude is set in the corresponding position of tornado dust collector body 5, to facilitate the adjustment of Reflecting pyramid 6 level altitude.
For avoiding annular mortar joint to be affected fly-ash separator work and dust removing effects by gas ash blocking, establish one or more inspection manhole in the corresponding position of tornado dust collector body 5.The position of a little higher than annular mortar joint is answered in the position of this inspection manhole, owing to collecting the existence of grey reflection cone cover 7, at tornado dust collector body 5, inspection gallery can be set between the grey reflection cone cover 7 of collection, this inspection gallery can be linear or annular, offers inspection manhole in the equal height position of the grey reflection cone cover 7 of collection.
The tangential tornado dust collector that the present embodiment provides connect blast furnace crude gas vapor pipe 4 by downtake 1, and structure is simple, easy for installation; Blast furnace crude gas imports in tornado dust collector, and dust removing effects comparatively gravitational precipitator is high, effectively alleviates the load of follow-up gas secondary dust-removal system.This fly-ash separator floor space is little, does not have an impact, therefore can reduce investment outlay to total figure layout.This fly-ash separator can concentrate the grit isolated particle diameter and be greater than 5 μm, is convenient to recycle Fe, gas ash that C content is high.
Embodiment three
As Fig. 3, the present embodiment provides a kind of tornado dust collector transformed by gravitational precipitator, comprise tornado dust collector cylindrical shell 105 and gravitational precipitator cylindrical shell 109, described gravitational precipitator cylindrical shell 109 comprises for the top cover 110 of top seal, the conical cylinder section 113 that is positioned at the direct tube section 112 below described top cover 110 and is positioned at below described direct tube section 112, described conical cylinder section 113 forms the ash silo of described tornado dust collector, and described tornado dust collector cylindrical shell 105 is arranged on described top cover 110 and bottom and described direct tube section 112 open communication.That is: removed on original weight inertia force precipitator top, middle part and bottom reuse, as support frame and the ash silo use of tornado dust collector, thus investment reduction, and total figure layout is not had an impact.Wherein, described tornado dust collector cylindrical shell 105 and gravitational precipitator cylindrical shell 109 are coaxially arranged.The barrel dliameter of tornado dust collector cylindrical shell 105 is less than the diameter of described direct tube section 112, thus this tornado dust collector cylindrical shell 105 bottom is inserted in direct tube section 112.Top cover 110 is for carrying out the sealing at direct tube section 112 top, avoid gas leakage, its structure is specially: described top cover 110 is up-narrow and down-wide conic tube, the upper end diameter of described conic tube is identical with described tornado dust collector cylindrical shell 105 diameter, the lower end diameter of described conic tube and open communication identical with described direct tube section 112 diameter.Tornado dust collector cylindrical shell 105 is arranged on gravitational precipitator cylindrical shell 109, and gravitational precipitator cylindrical shell 109 plays the effect of support frame, makes the work structuring of tornado dust collector cylindrical shell 105 more reliable and stable.
Preferably, these tornado dust collector are set to tangential tornado dust collector, that is: the inlet pipe 103 of described tangential tornado dust collector is communicated with described tornado dust collector cylindrical shell 105 top is tangent.These tangential tornado dust collector directly carry out dedusting to blast furnace crude gas as disposable dust remover, these tangential tornado dust collector comprise adapter bonnet 102, inlet pipe 103 and the downtake 101 for importing blast furnace crude gas, described downtake 101, adapter bonnet 102 are communicated with successively with inlet pipe 103, and described downtake 101 is communicated with blast furnace upcast.The for a change direction of downtake 101, to make tornado dust collector tangentially enter gas, need remove the downtake of original weight inertia force precipitator, newly-built downtake 101, adapter bonnet 102 and tangential admission pipe 103.Wherein, inlet pipe 3 is preferably set in level or the single-pipeline of level of approximation, and compared to the form that arranges of the inlet pipe such as dual circuit, its structure is simple, easy to maintenance, saving equipment cost, and this inlet pipe 3 can be rectangular pipe.
As Fig. 3, described tornado dust collector cylindrical shell 105 bottom be provided with make dedusting gas alter course on revolve and hold the air-flow reflecting mechanism that dedusting ash passes through, tornado dust collector cylindrical shell 105 top is connected with inlet pipe 103, and tornado dust collector cylindrical shell 105 top is provided with vapor pipe 104.The structure of air-flow reflecting mechanism is specially: described tornado dust collector cylindrical shell 105 comprises the inversed taper platform shape cylindrical shell 111 being positioned at bottom, described inversed taper platform shape cylindrical shell 111 bottom and described direct tube section 112 open communication; Described air-flow reflecting mechanism comprises Reflecting pyramid 106, described Reflecting pyramid 106 is coaxially arranged with described inversed taper platform shape cylindrical shell 111, and be fixed in the cavity of described inversed taper platform shape cylindrical shell 111 by mounting block, form annular mortar joint between the circular end face of described Reflecting pyramid 106 and the conical surface of described inversed taper platform shape cylindrical shell 111.Wherein, this Reflecting pyramid 106 is up-narrow and down-wide cone, and namely its pointed nose is positioned at the top of circular end face upward, makes its conical surface can reflected gas stream; Air-flow is under the reflex action of the conical surface of inversed taper platform shape cylindrical shell 111 and the conical surface of Reflecting pyramid 106, alter course and form rotational gas flow, rise from the middle part of tornado dust collector body and discharged by vapor pipe 104, and not conflicting with the decline coal gas of tornado dust collector inner body wall periphery.According to actual dedusting needs and blast furnace crude gas dust-laden situation, the angle designed between the conical surface of this Reflecting pyramid 106 and the conical surface of inversed taper platform shape cylindrical shell 111 is 50 ~ 60 °, gap between the circular end face of described Reflecting pyramid 106 and the conical surface of described inversed taper platform shape cylindrical shell 111 is 350 ~ 500mm, reaches best reflected gas stream and be convenient to gas ash to pass through.In addition, described fixation kit comprises the steel structure support part be located on described Reflecting pyramid 6 conical surface, the two ends of this steel structure support part are separately fixed on described Reflecting pyramid 6 and the grey reflection cone cover 7 of described collection, steel structure support makes Reflecting pyramid 6 Stability Analysis of Structures, does not swing, rocks under the impact of air-flow.
Affected fly-ash separator for avoiding annular mortar joint by gas ash blocking to work, in described gravitational precipitator cylindrical shell 109, be provided with the annular inspection gallery 108 towards described annular mortar joint place, on described gravitational precipitator cylindrical shell 109 and described tornado dust collector cylindrical shell 105, correspondence is provided with inspection manhole 107.Inspection manhole 107 on tornado dust collector cylindrical shell 105 is multiple, and its position should a little higher than annular mortar joint position.When annular mortar joint is blocked by gas ash, blast furnace staying also, after catching up with coal gas to gravitational precipitator cylindrical shell 109 and tornado dust collector cylindrical shell 105, is cleared up by annular inspection gallery 108 and inspection manhole 107 pairs of circumferential welds.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a blast-furnace gas dedusting system, is characterized in that: comprise one-time dedusting mechanism and final dusting mechanism, and described one-time dedusting mechanism comprises tangential tornado dust collector, and described final dusting mechanism comprises dry-method bag-type dust collecting device; Described tangential tornado dust collector comprise the downtake for importing blast furnace crude gas and the vapor pipe for discharging dedusting gas, and described downtake is communicated with blast furnace upcast, and described vapor pipe is communicated with the gas feed of described dry-method bag-type dust collecting device.
2. blast-furnace gas dedusting system according to claim 1, it is characterized in that: described tangential tornado dust collector also comprise tornado dust collector body, adapter bonnet and inlet pipe, described downtake, adapter bonnet are communicated with successively with inlet pipe, described inlet pipe is communicated with described tornado dust collector body upper part is tangent, described tornado dust collector bodies top is located at by described vapor pipe, and described tornado dust collector body lower part is provided with ash silo; Be provided with in described tornado dust collector body make dedusting gas alter course on revolve and hold the air-flow reflecting mechanism that dedusting ash passes through, described air-flow reflecting mechanism is near described ash silo and be located at above described ash silo.
3. blast-furnace gas dedusting system according to claim 2, is characterized in that: described inlet pipe is horizontal direction single tube.
4. blast-furnace gas dedusting system according to claim 2, it is characterized in that: described air-flow reflecting mechanism comprises Reflecting pyramid and is fixed on the collection ash reflection cone cover of described tornado dust collector inner body wall, and the axis of described Reflecting pyramid and described collection ash reflection cone cover overlaps with the axis of described tornado dust collector body; Described collection grey reflection cone cover is inversed taper platform shape cavity cone wide at the top and narrow at the bottom, the upper and lower end face of described collection grey reflection cone cover and described tornado dust collector body open communication, described Reflecting pyramid is fixed in the cavity of the grey reflection cone cover of described collection by mounting block, forms annular mortar joint between the conical surface of the circular end face of described Reflecting pyramid and described collection ash reflection cone cover.
5. blast-furnace gas dedusting system according to claim 4, is characterized in that: described Reflecting pyramid is up-narrow and down-wide cone.
6. blast-furnace gas dedusting system according to claim 5, is characterized in that: the angle between the conical surface of the conical surface of described Reflecting pyramid and described collection ash reflection cone cover is 50 ~ 60 °.
7. blast-furnace gas dedusting system according to claim 4, is characterized in that: the gap between the conical surface of the circular end face of described Reflecting pyramid and described collection ash reflection cone cover is 350 ~ 500mm.
8. the blast-furnace gas dedusting system according to any one of claim 2 to 7, it is characterized in that: described tangential tornado dust collector are formed by gravitational precipitator transformation, comprise tornado dust collector cylindrical shell and gravitational precipitator cylindrical shell, described gravitational precipitator cylindrical shell comprises for the top cover of top seal, the conical cylinder section that is positioned at the direct tube section below described top cover and is positioned at below described direct tube section, and described conical cylinder section forms the ash silo of described tornado dust collector; Described tornado dust collector cylindrical shell to be arranged on described top cover and to comprise the inversed taper platform shape cylindrical shell being positioned at bottom, described inversed taper platform shape cylindrical shell bottom and described direct tube section open communication, coaxially be fixed with Reflecting pyramid in the cavity of described inversed taper platform shape cylindrical shell, between the circular end face of described Reflecting pyramid and the conical surface of described inversed taper platform shape cylindrical shell, form annular mortar joint.
9. blast-furnace gas dedusting system according to claim 8, is characterized in that: described tornado dust collector cylindrical shell and gravitational precipitator cylindrical shell are coaxially arranged.
10. blast-furnace gas dedusting system according to claim 8, it is characterized in that: described top cover is up-narrow and down-wide conic tube, the upper end diameter of described conic tube is identical with described tornado dust collector barrel diameter, the lower end diameter of described conic tube and open communication identical with described direct tube section diameter.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520538586.7U CN204874578U (en) | 2015-07-23 | 2015-07-23 | Blast furnace gas dust pelletizing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520538586.7U CN204874578U (en) | 2015-07-23 | 2015-07-23 | Blast furnace gas dust pelletizing system |
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| CN204874578U true CN204874578U (en) | 2015-12-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502692A (en) * | 2017-09-26 | 2017-12-22 | 中冶南方工程技术有限公司 | The tangential multi-pipeline cyclone dust collectors of blast furnace gas one-time dedusting |
| CN109908667A (en) * | 2019-04-30 | 2019-06-21 | 廊坊中建机械有限公司 | Buffer tank and dust pelletizing system |
| CN117942667A (en) * | 2024-03-26 | 2024-04-30 | 三亚华盛水泥粉磨有限公司 | Cyclone dust fall system for cement processing |
-
2015
- 2015-07-23 CN CN201520538586.7U patent/CN204874578U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502692A (en) * | 2017-09-26 | 2017-12-22 | 中冶南方工程技术有限公司 | The tangential multi-pipeline cyclone dust collectors of blast furnace gas one-time dedusting |
| WO2019062612A1 (en) * | 2017-09-26 | 2019-04-04 | 中冶南方工程技术有限公司 | Tangential multi-pipeline cyclone dust remover for primary dust removal of blast furnace gas |
| CN109908667A (en) * | 2019-04-30 | 2019-06-21 | 廊坊中建机械有限公司 | Buffer tank and dust pelletizing system |
| CN117942667A (en) * | 2024-03-26 | 2024-04-30 | 三亚华盛水泥粉磨有限公司 | Cyclone dust fall system for cement processing |
| CN117942667B (en) * | 2024-03-26 | 2024-06-21 | 三亚华盛水泥粉磨有限公司 | Cyclone dust fall system for cement processing |
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