CN204918697U - Dry process acetylene carbide slag ferrosilicon recovery plant - Google Patents

Dry process acetylene carbide slag ferrosilicon recovery plant Download PDF

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Publication number
CN204918697U
CN204918697U CN201520678114.1U CN201520678114U CN204918697U CN 204918697 U CN204918697 U CN 204918697U CN 201520678114 U CN201520678114 U CN 201520678114U CN 204918697 U CN204918697 U CN 204918697U
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China
Prior art keywords
ferrosilicon
separator
carbide slag
static
recovery
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Expired - Fee Related
Application number
CN201520678114.1U
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Chinese (zh)
Inventor
王芳
杨玉亭
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Xi'an Lishitong Electrical And Mechanical Technology Co Ltd
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Xi'an Lishitong Electrical And Mechanical Technology Co Ltd
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Priority to CN201520678114.1U priority Critical patent/CN204918697U/en
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Abstract

The utility model discloses a dry process acetylene carbide slag ferrosilicon recovery plant, including the feed arrangement who is used for carrying the carbide slag, feed arrangement's discharge gate is connected to cyclone's feed inlet, and cyclone's coarse fodder discharge gate is connected to the feed inlet of ferrosilicon separator, and cyclone's thin material discharge gate is connected to electrostatic separator's feed inlet, and ferrosilicon separator and electrostatic separator's ferrosilicon discharge gate all is connected to same ferrosilicon storehouse, has solved and has caused water waste and the low problem of extraction efficiency among the prior art when adopting the washing to draw the ferrosilicon.

Description

A kind of dry acetylene sludge ferrosilicon recovery system
Technical field
The utility model belongs to chemical technology field, relates to a kind of dry acetylene sludge ferrosilicon recovery system.
Background technology
In prior art, be that from carbide slag, select ferrosilicon by the method for washing, carbide slag per ton needs the water of about about 3 tons to wash to the extraction process technique of ferrosilicon in dry acetylene sludge.In whole process, water consumption is huge, causes very large waste to water resources, and easily causes secondary pollution to environment, and the labour intensity of operating personnel is very large simultaneously, and production efficiency is lower.
Utility model content
The purpose of this utility model is to provide a kind of dry acetylene sludge ferrosilicon recovery system, causes water resource waste and extraction efficiency low problem during to solve in prior art and to adopt washing to extract ferrosilicon.
The technical scheme that the utility model adopts is, a kind of dry acetylene sludge ferrosilicon recovery system, comprise the feeding unit for carrying carbide slag, the discharge port of feeding unit is connected to the opening for feed of cyclonic separator, the coarse fodder discharge port of cyclonic separator is connected to the opening for feed of ferrosilicon separator, the fines discharge port of cyclonic separator is connected to the opening for feed of static separator, and the ferrosilicon discharge port of ferrosilicon separator and static separator is all connected to same ferrosilicon storehouse.
Further, ferrosilicon separator is the airtight equipment for being separated with waste residue by ferrosilicon by wind-force, and the blast inlet of ferrosilicon separator is connected with the speed governing blast blower for providing wind-force for its inside.
Further, cyclonic separator is three separating devices, and the middle material outlet of three separating devices is connected to the opening for feed of ferrosilicon separator.
Further, the blast inlet of cyclonic separator is connected with speed governing induced draft fan, and the dust outlet of cyclonic separator and the dust outlet of speed governing induced draft fan are all connected to sack cleaner.
Further, static separator is the Sealing Arrangement for being separated with waste residue by tiny ferrosilicon by static electric field power, and static separator is connected with the high-voltage DC power supply case for providing static electric field power for its inside.
Further, the carbide slag outlet of ferrosilicon separator and static separator is also all connected to same refuse bin.
Further, the waste gas outlet of ferrosilicon separator and the carbide slag dust outlet of static separator are all connected to sack cleaner.
Further, feeding unit comprises the carbide slag feed bin for storing waste residue, and the discharge port of carbide slag feed bin is connected to crushing feeder through worm conveyor, chapelet successively, and the discharge port of crushing feeder is connected to the opening for feed of cyclonic separator.
Further, worm conveyor is provided with the well heater for carbide slag drying.
The beneficial effects of the utility model are, adopt wind-force to be separated and electrostatic separation technique extraction ferrosilicon, have saved water resources; Whole equipment fully-closed runs, and do not have dust pollution, production efficiency is high, and level of automation is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of dry acetylene sludge ferrosilicon of the utility model recovery system.
In figure, 1. carbide slag feed bin, 2. chapelet, 3. crushing feeder, 4. cyclonic separator, 5. speed governing induced draft fan, 6. ferrosilicon separator, 7. speed governing blast blower, 8. static separator, 9. ferrosilicon storehouse, 10. refuse bin, 11. sack cleaners, 12. worm conveyors, 13. heating installations, 14. high-voltage DC power supply casees.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model provides a kind of dry acetylene sludge ferrosilicon recovery system, comprise the feeding unit for carrying waste residue, feeding unit comprises the carbide slag feed bin 1 for storing, the discharge port of carbide slag feed bin 1 is connected to crushing feeder 3 through worm conveyor 12, chapelet 2 successively, and the discharge port of crushing feeder 3 is connected to the opening for feed of cyclonic separator 4.
Cyclonic separator 4 generally comprises coarse fodder discharge port and fines discharge port.The coarse fodder discharge port of cyclonic separator 4 is connected to the opening for feed of ferrosilicon separator 6, and the fines discharge port of cyclonic separator 4 is connected to the opening for feed of static separator 8.When cyclonic separator 4 is three separating device, three separating devices comprise carse, medium and small three discharge ports, and wherein coarse fodder discharge port and the outlet of middle material are all connected to the opening for feed of ferrosilicon separator 6, and fines discharge port is connected to the opening for feed of static separator 8.
The carbide slag dust outlet of static separator 8 is all connected to the blast inlet of sack cleaner 11, and static separator 8 is also connected with the high-voltage DC power supply case 14 for providing static electric field power for its inside.
The blast inlet of cyclonic separator 4 is connected with speed governing induced draft fan 5, the dust outlet of cyclonic separator 4 and the dust outlet of speed governing induced draft fan 5 are all connected to sack cleaner 11, the dust produced in the course of the work by cyclonic separator 4 and speed governing induced draft fan 5 all carries out dust disposal by sack cleaner 11, avoids environment.
Ferrosilicon separator 6 is the airtight equipment utilizing wind-force to be separated with waste residue by ferrosilicon, the blast inlet of ferrosilicon separator 6 is connected with the speed governing blast blower 7 for providing wind-force for its inside, this ferrosilicon separator 6 is also provided be connected with cyclonic separator 4 opening for feed, for discharging the outlet of ferrosilicon and discharging the outlet of waste residue.The waste gas outlet of ferrosilicon separator 6 is also connected with sack cleaner 11, for discharging the waste gas that ferrosilicon separator 6 produces.
In ferrosilicon separator 6, by being arranged on speed governing blast blower 7 on ferrosilicon separator 6 to the blowing of ferrosilicon separator 6 inside, the ferrosilicon particles settling making density large in the bottom of ferrosilicon separator 6, the waste particle that density is little, because its settling velocity is slow, be just in the top of ferrosilicon separator 6.Due to the otherness of density, the waste particle that density is little is difficult to the bottom being entered ferrosilicon separator 6 by the ferrosilicon particle that density is large.Then the ferrosilicon particle be arranged in bottom ferrosilicon separator 6 is delivered to ferrosilicon storehouse 9 by corresponding pipeline, and the waste particle being arranged in ferrosilicon separator 6 top is discharged to refuse bin 10 via corresponding pipeline.
Static separator 8 is a kind of electrical forces utilizing high pressure static electricity to produce, by the Sealing Arrangement that tiny ferrosilicon is separated with tiny waste residue.Static separator 8 is connected with as its inside provides the high-voltage DC power supply case 14 of electrical forces, this static separator 8 is also provided with to export with cyclonic separator 4 fines be connected opening for feed, for discharging the outlet of ferrosilicon and discharging the outlet of waste residue.
In static separator 8, by being arranged on the high-voltage DC power supply case 14 on static separator 8, be added on the battery lead plate of static separator 8 inside, due to the effect by electrical forces, the tiny ferrosilicon of good conductivity is made to be attracted on battery lead plate, through pipeline after rapping, fall in ferrosilicon storehouse 9.Tiny calcium carbide waste slag, due to non-conductive, under the effect of speed governing induced draft fan 5, enter sack cleaner 11 and filters.
The ferrosilicon discharge port of ferrosilicon separator 6 and static separator 8 is all connected in same ferrosilicon storehouse 9 to be collected, and the outlet of the waste residue of ferrosilicon separator 6 and static separator 8 is all connected in same refuse bin 10 and carries out Solid state fermentation.
The working process of a kind of dry acetylene sludge ferrosilicon recovery system of the present utility model is as follows:
By the carbide slag that dry residue generator is discharged, be delivered to chapelet 2 through worm conveyor 12, carbide slag is transported in cyclonic separator 4 by crushing feeder 3 by chapelet 2 again, wherein, while worm conveyor 12 is carried, by well heater 13 carbide slag drying.
Be three separating devices for cyclonic separator 4: the carbide slag entering cyclonic separator 4, first under the effect of speed governing induced draft fan 5, can complete the first time sorting to carbide slag; After first time sorting, most of dust granules is directed to blade with gas and imports eddy current point constituency, and discharges via sack cleaner 11, and all the other, compared with the effect of coarse particles due to self gravitation, are settled down to bottom cyclonic separator 4.Wherein, the dust that speed governing induced draft fan 5 produces can be delivered to sack cleaner 11 and filter, and is sent in refuse bin 10 by the waste residue produced.
Meanwhile, dust granules is also subject to the effect of gas drag force, and centrifugal force is less than gas drag force, and particle is brought into vortex cavity in turbine Ye Pingnei by air-flow, enters cyclone cylinder, and finished product falls into dust collecting box, completes initial stage sorting.
The carbide slag be settled down to bottom cyclonic separator 4 is divided into carse, medium and small three kinds of materials, and discharges from coarse fodder outlet, the outlet of middle material and fines outlet respectively.Wherein, the carbide slag that the middle material outlet of cyclonic separator 4 and coarse fodder outlet are discharged all is delivered to ferrosilicon separator 6, and the carbide slag that fines outlet is discharged is delivered to static separator 8.
After the carbide slag of being discharged by middle material outlet and coarse fodder outlet enters ferrosilicon separator 6, dried to ferrosilicon separator 6 inside by the speed governing blast blower 7 be arranged on ferrosilicon separator 6, make in carbide slag, the large ferrosilicon particles settling of density is in the bottom of ferrosilicon separator 6, and the waste particle that density is little, because its settling velocity is slow, be just in the top of ferrosilicon separator 6.Due to the otherness of density, the waste particle that density is little is difficult to the bottom being entered ferrosilicon separator 6 by the ferrosilicon particle that density is large.Then the ferrosilicon particle being arranged in ferrosilicon separator 6 bottom is delivered to ferrosilicon storehouse 9 by corresponding pipeline to collect, and the waste particle being arranged in ferrosilicon separator 6 top is discharged to refuse bin 10 via corresponding pipeline.
After the carbide slag of being discharged by fines outlet enters static separator 8, under the effect of electromagnetic force, very thin ferrosilicon can be isolated, and through expecting that pipe is delivered to ferrosilicon storehouse 9 and collects.
The specification of the carbide slag material of discharging due to dry residue generator is mixed and disorderly, after carrying out a sorting, then carries out secondary separation by ferrosilicon separator 6 and static separator 8 via cyclonic separator 4, makes the efficiency that is separated higher, separation more thorough; Ferrosilicon separator 6 utilizes wind-power, according to material proportion, by the ferrosilicon extraction and isolation in carbide slag in the space closed, not making the method for backwardnesss such as washing with water to extract ferrosilicon, having saved a large amount of water resourcess, having greatly reduced production cost; Static separator 8 adopts high pressure static electricity isolation technique to carry out ferrosilicon extraction to thinner calcium carbide slag charge, the more better effects if of extraction, can reach thoroughly being separated of waste residue and ferrosilicon, improve organic efficiency; Whole plant fully-closed runs, and in the process being separated ferrosilicon, the waste gas of generation directly enters sack cleaner 11 and processes, and avoids environment; Adopt logic and intelligent to control between each equipment, any one process procedure breaks down, and equipment can automatically adjust, and effectively windrow accident occurs in prevention.
A kind of dry acetylene sludge ferrosilicon recovery system of the present utility model, adopt gas sorting technology, material layering technology, gravity separation technology, high-voltage electrostatic sorting technology, solve in prior art and when adopting washing to extract ferrosilicon, to cause water resource waste and the low problem of extraction efficiency.

Claims (9)

1. a dry acetylene sludge ferrosilicon recovery system, it is characterized in that, comprise the feeding unit for carrying carbide slag, the discharge port of described feeding unit is connected to the opening for feed of cyclonic separator (4), the coarse fodder discharge port of described cyclonic separator (4) is connected to the opening for feed of ferrosilicon separator (6), the fines discharge port of described cyclonic separator (4) is connected to the opening for feed of static separator (8), described ferrosilicon separator (6) and the ferrosilicon discharge port of described static separator (8) are all connected to same ferrosilicon storehouse (9).
2. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 1, it is characterized in that, described ferrosilicon separator (6) is the airtight equipment for being separated with waste residue by ferrosilicon by wind-force, and the blast inlet of described ferrosilicon separator (6) is connected with the speed governing blast blower (7) for providing wind-force for its inside.
3. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 1 or 2, it is characterized in that, described cyclonic separator (4) is three separating devices, and the middle material outlet of three described separating devices is connected to the opening for feed of described ferrosilicon separator (6).
4. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 3, it is characterized in that, the blast inlet of described cyclonic separator (4) is connected with speed governing induced draft fan (5), and the dust outlet of described cyclonic separator (4) and the dust outlet of described speed governing induced draft fan (5) are all connected to sack cleaner (11).
5. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 1 or 2, it is characterized in that, described static separator (8) is the Sealing Arrangement for being separated with waste residue by tiny ferrosilicon by static electric field power, and described static separator (8) is connected with the high-voltage DC power supply case (14) for providing static electric field power for its inside.
6. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 5, it is characterized in that, the carbide slag outlet of described ferrosilicon separator (6) and described static separator (8) is also all connected to same refuse bin (10).
7. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 5, it is characterized in that, the waste gas outlet of described ferrosilicon separator (6) and the carbide slag dust outlet of static separator (8) are all connected to sack cleaner (11).
8. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 1 or 2, it is characterized in that, described feeding unit comprises the carbide slag feed bin (1) for storing waste residue, the discharge port of described carbide slag feed bin (1) is connected to crushing feeder (3) through worm conveyor (12), chapelet (2) successively, and the discharge port of described crushing feeder (3) is connected to the opening for feed of described cyclonic separator (4).
9. a kind of dry acetylene sludge ferrosilicon recovery system as claimed in claim 8, is characterized in that, described worm conveyor (12) is provided with the well heater (13) for carbide slag drying.
CN201520678114.1U 2015-09-02 2015-09-02 Dry process acetylene carbide slag ferrosilicon recovery plant Expired - Fee Related CN204918697U (en)

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Application Number Priority Date Filing Date Title
CN201520678114.1U CN204918697U (en) 2015-09-02 2015-09-02 Dry process acetylene carbide slag ferrosilicon recovery plant

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Application Number Priority Date Filing Date Title
CN201520678114.1U CN204918697U (en) 2015-09-02 2015-09-02 Dry process acetylene carbide slag ferrosilicon recovery plant

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105752987A (en) * 2016-04-18 2016-07-13 神雾环保技术股份有限公司 Purifying method of carbide slag
CN105905903A (en) * 2016-04-18 2016-08-31 神雾环保技术股份有限公司 Purifying and recycling system and purifying and recycling method of carbide slag
CN111922045A (en) * 2020-08-07 2020-11-13 北京瑞思达化工设备有限公司 Process for recovering ferrosilicon from waste residues

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105752987A (en) * 2016-04-18 2016-07-13 神雾环保技术股份有限公司 Purifying method of carbide slag
CN105905903A (en) * 2016-04-18 2016-08-31 神雾环保技术股份有限公司 Purifying and recycling system and purifying and recycling method of carbide slag
CN111922045A (en) * 2020-08-07 2020-11-13 北京瑞思达化工设备有限公司 Process for recovering ferrosilicon from waste residues

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151230

Termination date: 20160902

CF01 Termination of patent right due to non-payment of annual fee