CN205170896U - Thick grey air conveying system of converter dry process dust removal - Google Patents
Thick grey air conveying system of converter dry process dust removal Download PDFInfo
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- CN205170896U CN205170896U CN201520459058.2U CN201520459058U CN205170896U CN 205170896 U CN205170896 U CN 205170896U CN 201520459058 U CN201520459058 U CN 201520459058U CN 205170896 U CN205170896 U CN 205170896U
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Abstract
The utility model relates to a thick grey air conveying system of converter dry process dust removal, be responsible for (4), coarse ash bin (10), second and unload that (18), storehouse pump (21), pneumatic conveyer pipe (29), the coarse ash bin that gathers (30) are responsible for to the ash, the third unloads the ash and is responsible for (32) and telescopic dustless unload ash quick -witted (35) of second including preventing scale deposit evaporative cooler (1), elbow dust remover (2), built -in two chain convey machine (3), the first ash that unloads, storehouse pump (21) and gather coarse ash bin (30) link to each other through pneumatic conveyer pipe (29). The utility model discloses storehouse pump (21) and the first telescopic dustless ash machine (25) that unloads can each other be reserve, have improved conveying system's stability, have guaranteed the transmitting capacity of thick ash, and the coarse ash bin that gathers (30) storage ash and fortune ash do not receive the restriction of place and distance. Coarse ash bin (10) cancellation dust unloads the ash and adopts air conveying and dustless mode of unloading the ash after adding the wet mixer, and it is excessive not have the dust when unloading the ash, more the environmental protection.
Description
Technical field
The utility model relates to field of environment protection equipment, more particularly, relates to a kind of converter dry dedusting cinder air-transport system.
Background technology
Along with the continuous reinforcement of environmental consciousness, converter that is newly-built and reconstruction mostly adopts dry-dedusting system.The cinder that below wet cooling tower, banana-bends is collected delivers to the cinder storehouse in converter power house under gravity by built-in double-chain type conveyor, pneumatic gate valve and pneumatic double-layer flap valve, transported outward after humidification by automobile.
The main Problems existing of existing converter dry dedusting cinder delivery system: one is that cinder storehouse is located in converter power house, often be subject to the restriction of process for making arrangement condition, especially converter flue gas wet method changes dry method dust transformation project, cannot solve the fortune ash passage of automobile turnover; Two is produce a large amount of steam after the cinder humidification of high temperature, affects Working environment in power house.
Summary of the invention
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of converter dry dedusting cinder air-transport system.
The utility model solves the technical scheme that its technical problem adopts: construct a kind of converter dry dedusting cinder air-transport system, comprises good antiscale property evaporative cooler, elbow fly-ash separator, built-in double-chain type conveyor, first unloads ash supervisor, ash supervisor, storehouse pump, pneumatic carrier are unloaded in cinder storehouse, second, gathers cinder storehouse, the 3rd and unload grey supervisor and the second telescopic dustless dust unloadnig apparatus;
Be provided with elbow fly-ash separator below described good antiscale property evaporative cooler, described built-in double-chain type conveyor is in tilted layout and is arranged on below described elbow fly-ash separator;
Described cinder storehouse is arranged on the below of described built-in double-chain type conveyor, the cinder-discharging port of described built-in double-chain type conveyor unloads ash supervisor with described cinder storehouse entrance by described first and is connected, and described first unloads ash supervisor is provided with pneumatic gate valve and the first pneumatic double-layer flap valve;
Top, described cinder storehouse is provided with simple and easy sack cleaner and vacuum pressure relief valve, is provided with first class device under described cinder storehouse in cone bucket;
Described first nitrogen tube outlet is divided into two-way, and a road is connected with first class device, and another road is connected with simple and easy sack cleaner;
Dirt separator, relief valve and the first pneumatic ball valve is provided with between described first nitrogen tube and described first class device;
Described storehouse pump unloads ash supervisor by second and is connected with described cinder storehouse, and described second unloads ash supervisor is provided with the first hand operated gate valve and the second pneumatic double-layer flap valve;
Described first telescopic dustless dust unloadnig apparatus is connected with described cinder storehouse by the second accident ash-unloading tube, and described second accident ash-unloading tube is provided with the first accident hand operated gate valve and the pneumatic double-layer flap valve of accident;
Described second nitrogen tube is connected with described storehouse pump fluidized disk and pneumatic carrier;
Described storehouse pump intake is provided with the second pneumatic ball valve, and described storehouse pump discharge is provided with the 3rd pneumatic double-layer flap valve;
Described storehouse pump with gather cinder storehouse and be connected by pneumatic carrier;
Described cinder storehouse of gathering is unloaded ash supervisor by the 3rd and is connected with described second telescopic dustless dust unloadnig apparatus, and the described 3rd unloads grey supervisor is provided with the second hand operated gate valve and star-shaped ash unloading valve.
In a kind of converter dry dedusting cinder air-transport system described in the utility model, described built-in double-chain type conveyor is provided with the first accident ash-unloading tube, and described first accident ash-unloading tube is provided with accident pneumatic gate valve and the first flexible nonmetallic tubing.
In a kind of converter dry dedusting cinder air-transport system described in the utility model, described in gather cone bucket under cinder storehouse and be provided with the 3rd accident ash-unloading tube, described 3rd accident ash-unloading tube is provided with the second accident hand operated gate valve and the second flexible nonmetallic tubing.
In a kind of converter dry dedusting cinder air-transport system described in the utility model, bottom the pump of described storehouse, be provided with blow-off pipe.
Implement a kind of converter dry dedusting cinder air-transport system of the present utility model, there is following beneficial effect:
1, the utility model eliminates dust humidifying agitator, and cinder storehouse is unloaded ash and adopted and air conveyingly and dustless unload grey mode, non-flour dust overflow, more environmental protection when unloading ash.
2, storehouse pump and the first telescopic dustless dust unloadnig apparatus can be for subsequent use each other, improve the stability of delivery system, ensure that the transport capacity of cinder.
3, gather cinder storehouse both can be placed in converter power house, can be put into outside converter power house yet, storage ash and fortune ash are not subject to the restriction of place and distance.
4, the utility model solves cinder when dry method dust is transformed and transports the problem of grey passage by place restriction, is especially applicable to converter flue gas wet method and changes dry method dust project, have a extensive future.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the schematic diagram of the utility model converter dry dedusting cinder air-transport system.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, a kind of converter dry dedusting cinder air-transport system of the present utility model comprises good antiscale property evaporative cooler 1, elbow fly-ash separator 2, built-in double-chain type conveyor 3, first unload ash supervisor 4, ash supervisor 18 is unloaded in cinder storehouse 10, second, storehouse pump 21, pneumatic carrier 29, gather cinder storehouse 30, the 3rd and unload ash supervisor 32 and the second telescopic dustless dust unloadnig apparatus 35;
The below of good antiscale property evaporative cooler 1 is provided with elbow fly-ash separator 2, and built-in double-chain type conveyor 3 is in tilted layout and is arranged on below elbow fly-ash separator 2.Cinder storehouse 10 is arranged on the below of built-in double-chain type conveyor 3, and the cinder-discharging port of built-in double-chain type conveyor 3 unloads ash supervisor 4 with cinder storehouse 10 entrance by first and is connected, and first unloads ash supervisor 4 is provided with pneumatic gate valve 5 and the first pneumatic double-layer flap valve 6.
Top, cinder storehouse 10 is provided with simple and easy sack cleaner 11 and vacuum pressure relief valve 12.The dust that simple and easy sack cleaner 11 is discharged for collecting top, cinder storehouse 10.Vacuum pressure relief valve 12 is for preventing cinder storehouse 10 internal pressure excessive.First class device 17 is provided with in the cone bucket of 10 times, cinder storehouse.
First nitrogen tube 13 outlet is divided into two-way, and a road is connected with first class device 17, and another road is connected with simple and easy sack cleaner 11.
Dirt separator 14, relief valve 15 and the first pneumatic ball valve 16 is provided with between first nitrogen tube 13 and first class device 17.
Storehouse pump 21 unloads ash supervisor 18 by second and is connected with cinder storehouse 10, and second unloads ash supervisor 18 is provided with the first hand operated gate valve 19 and the second pneumatic double-layer flap valve 20.When first hand operated gate valve 19 and the second pneumatic double-layer flap valve 20 are opened, the cinder in cinder storehouse 10 unloads ash supervisor 18 by second and enters in storehouse pump 21.
First telescopic dustless dust unloadnig apparatus 25 is connected with cinder storehouse 10 by the second accident ash-unloading tube 22, and the second accident ash-unloading tube 22 is provided with the first accident hand operated gate valve 23 and the pneumatic double-layer flap valve 24 of accident.When first accident hand operated gate valve 23 and the pneumatic double-layer flap valve 24 of accident are opened, the cinder in cinder storehouse 10 is fallen in bulk cement truck by the second accident ash-unloading tube 22.
Second nitrogen tube 26 is connected with storehouse pump 21 fluidized disk and pneumatic carrier 29.
Storehouse pump 21 entrance is provided with the second pneumatic ball valve 27, and storehouse pump 21 outlet is provided with the 3rd pneumatic double-layer flap valve 28.
Storehouse pump 21 with gather cinder storehouse 30 and be connected by pneumatic carrier 29.
Gather cinder storehouse 30 to unload ash supervisor by the 3rd and 32 to be connected with described second telescopic dustless dust unloadnig apparatus 35, the described 3rd unloads ash is responsible for 33 and is provided with the second hand operated gate valve 33 and star-shaped ash unloading valve 34.
In the utility model, a kind of technical process of converter dry dedusting cinder air-transport system conveying cinder is as follows:
Good antiscale property evaporative cooler 1 → elbow fly-ash separator 2 → built-in double-chain type conveyor 3 → the first unloads ash supervisor 4 → pneumatic gate valve 5 → the first pneumatic double-layer flap valve 6 → cinder storehouse 10 → the second and unloads the pneumatic double-layer flap valve 28 → pneumatic carrier of ash supervisor 18 → storehouse pump the 21 → three 29 → gather cinder storehouse the 30 → three to unload the telescopic dustless dust unloadnig apparatus 35 of ash supervisor's 32 → the second hand operated gate valve 33 → star-shaped dust-discharging valve 34 → the second.
When dust-laden raw gas passes through the elbow fly-ash separator 2 below good antiscale property evaporative cooler 1, owing to flowing to the change of generation 180 °, under the effect of gravity and centrifugal force, the crude particle dust of 28% ~ 32% (being generally 30%) is captured at elbow fly-ash separator 2; Crude particle dust temperature is 200 ~ 300 DEG C (being generally 250 DEG C); Crude particle dust tap density 1.8 ~ 2.6t/m
3; Crude particle dust water ratio 1% ~ 3%.
Built-in double-chain type conveyor 3 and converter process chain, smelting the operation of period.Cinder unloads ash supervisor 4, pneumatic gate valve 5 and the first pneumatic double-layer flap valve 6 through built-in double-chain type conveyor 3, first and enters cinder storehouse 10.When opening the first pneumatic ball valve 16, first class device 17 sprays low-pressure nitrogen, not only can reduce the temperature of cinder in cinder storehouse 10, also can fluidisation cinder, is convenient to unload ash.The cinder that simple and easy sack cleaner 11 is collected drops down onto in cinder storehouse 10 by nitrogen blowback, ensures that simple and easy sack cleaner 11 outlet drain is up to standard.The flow of low-pressure nitrogen can be regulated by relief valve 15.
Cinder unloads ash supervisor's the 18, first hand operated gate valve 19 through second and the second pneumatic double-layer flap valve 20 enters storehouse pump 21, after storehouse pump 21 material is full, is delivered to gather cinder storehouse 30 after fluidized disk fluidisation by pneumatic carrier 29.Storehouse pump 21 top can arrange level gage, detects the cinder amount in storehouse pump 21 by level gage.When storehouse pump 21 overhauls, cinder falls in bulk cement truck through the second accident ash-unloading tube 22, first accident hand operated gate valve 23, the pneumatic double-layer flap valve of accident 24 and the first telescopic dustless dust unloadnig apparatus 25.Storehouse pump 21 and the first telescopic dustless dust unloadnig apparatus 25 can be for subsequent use each other, and during one of them maintenance, whole system still can work normally, improves the stability of delivery system, ensure that the transport capacity of cinder.
Gather cinder storehouse 30 and spray low-pressure nitrogen by second gasifying device 31, not only can reduce the temperature gathering cinder in cinder storehouse 30, also can fluidisation cinder, be convenient to unload ash; Cinder unloads to bulk cement truck by the second telescopic dustless dust unloadnig apparatus 35, solves the airborne dust problem because drop causes, non-flour dust overflow, more environmental protection when unloading ash.
Further, built-in double-chain type conveyor 3 is provided with the first accident ash-unloading tube 7, first accident ash-unloading tube 7 and is provided with accident pneumatic gate valve 8 and the first flexible nonmetallic tubing 9.During maintenance, cinder is discharged from the first accident ash-unloading tube 7.
Further, cinder storehouse 10 material is carbon steel or stainless steel, and quantity >=1 can multiplely combinationally use.
Further, gather cinder storehouse 30 times cone bucket to be provided with the 3rd accident ash-unloading tube the 36, three accident ash-unloading tube 36 and to be provided with the second accident hand operated gate valve 37 and the second flexible nonmetallic tubing 38.During maintenance, cinder is discharged from the 3rd accident ash-unloading tube 36.
Further, bottom storehouse pump 21, blow-off pipe is set, for discharging the foreign material in the pump of storehouse.
Further, storehouse pump 21 material is 16MnR or Q235B or spheroidal graphite cast iron or stainless steel.Storehouse pump 21 capacity: 1.0 ~ 10m
3; Storehouse pump 21 quantity>=1, can multiplely combinationally use.Pneumatic carrier 29 adopts containing manganese weldless steel tube, and elbow, threeway wear-resistant ceramic of lining material, pipe bending radius >=10 times pipe diameter, pipeline has choke preventing function.
Further, built-in double-chain type conveyor 3 level inclination 1 ~ 5 °, is preferably 2 ° in the present embodiment, and the efficiency of conveying cinder is high.
Converter in the utility model converter dry dedusting cinder air-transport system is defined as: decarburization converter or dephosphorization converter or lava homogenizing furnace or stainless steel or converter extracting vanadium.Air-transport system of the present utility model is applicable to the conveying of 80t ~ 300t converter dry fume dedusting cinder.Its fed distance is about 300m, and climb altitude is about 30m.Its delivery medium adopts low-pressure nitrogen, nitrogen pressure >=0.6MPa.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.
Claims (4)
1. a converter dry dedusting cinder air-transport system, it is characterized in that, comprise good antiscale property evaporative cooler, elbow fly-ash separator, built-in double-chain type conveyor, first unload ash supervisor, ash supervisor, storehouse pump, pneumatic carrier are unloaded in cinder storehouse, second, gather cinder storehouse, the 3rd and unload grey supervisor, the first nitrogen tube, the second nitrogen tube, the first telescopic dustless dust unloadnig apparatus and the second telescopic dustless dust unloadnig apparatus;
Be provided with elbow fly-ash separator below described good antiscale property evaporative cooler, described built-in double-chain type conveyor is in tilted layout and is arranged on below described elbow fly-ash separator;
Described cinder storehouse is arranged on the below of described built-in double-chain type conveyor, the cinder-discharging port of described built-in double-chain type conveyor unloads ash supervisor with described cinder storehouse entrance by described first and is connected, and described first unloads ash supervisor is provided with pneumatic gate valve and the first pneumatic double-layer flap valve;
Top, described cinder storehouse is provided with simple and easy sack cleaner and vacuum pressure relief valve, is provided with first class device under described cinder storehouse in cone bucket;
Described first nitrogen tube outlet is divided into two-way, and a road is connected with first class device, and another road is connected with simple and easy sack cleaner;
Dirt separator, relief valve and the first pneumatic ball valve is provided with between described first nitrogen tube and described first class device;
Described storehouse pump unloads ash supervisor by second and is connected with described cinder storehouse, and described second unloads ash supervisor is provided with the first hand operated gate valve and the second pneumatic double-layer flap valve;
Described first telescopic dustless dust unloadnig apparatus is connected with described cinder storehouse by the second accident ash-unloading tube, and described second accident ash-unloading tube is provided with the first accident hand operated gate valve and the pneumatic double-layer flap valve of accident;
Described second nitrogen tube is connected with described storehouse pump fluidized disk and pneumatic carrier;
Described storehouse pump intake is provided with the second pneumatic ball valve, and described storehouse pump discharge is provided with the 3rd pneumatic double-layer flap valve;
Described storehouse pump with gather cinder storehouse and be connected by pneumatic carrier;
Described cinder storehouse of gathering is unloaded ash supervisor by the 3rd and is connected with described second telescopic dustless dust unloadnig apparatus, and the described 3rd unloads grey supervisor is provided with the second hand operated gate valve and star-shaped ash unloading valve.
2. a kind of converter dry dedusting cinder air-transport system according to claim 1, it is characterized in that, described built-in double-chain type conveyor is provided with the first accident ash-unloading tube, and described first accident ash-unloading tube is provided with accident pneumatic gate valve and the first flexible nonmetallic tubing.
3. a kind of converter dry dedusting cinder air-transport system according to claim 1, it is characterized in that, describedly gather cone bucket under cinder storehouse and be provided with the 3rd accident ash-unloading tube, described 3rd accident ash-unloading tube is provided with the second accident hand operated gate valve and the second flexible nonmetallic tubing.
4. a kind of converter dry dedusting cinder air-transport system according to claim 1, is characterized in that, be provided with blow-off pipe bottom the pump of described storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459058.2U CN205170896U (en) | 2015-06-30 | 2015-06-30 | Thick grey air conveying system of converter dry process dust removal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459058.2U CN205170896U (en) | 2015-06-30 | 2015-06-30 | Thick grey air conveying system of converter dry process dust removal |
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| CN205170896U true CN205170896U (en) | 2016-04-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105108A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry dust removal dust-free ash discharging system using ground material suction device and winch |
| WO2019105109A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry dedusting dust-free bulk-cement discharging method |
| WO2019105111A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry method dust-free dust discharging system |
-
2015
- 2015-06-30 CN CN201520459058.2U patent/CN205170896U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105108A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry dust removal dust-free ash discharging system using ground material suction device and winch |
| WO2019105109A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry dedusting dust-free bulk-cement discharging method |
| WO2019105111A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry method dust-free dust discharging system |
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