CN104707706A - Slag powder grinding control system - Google Patents

Slag powder grinding control system Download PDF

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Publication number
CN104707706A
CN104707706A CN201510111348.2A CN201510111348A CN104707706A CN 104707706 A CN104707706 A CN 104707706A CN 201510111348 A CN201510111348 A CN 201510111348A CN 104707706 A CN104707706 A CN 104707706A
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CN
China
Prior art keywords
slag
grinding roller
roller machine
elevator
vertical
Prior art date
Application number
CN201510111348.2A
Other languages
Chinese (zh)
Inventor
高金忠
胡建康
Original Assignee
浙江拓翔建材有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 浙江拓翔建材有限公司 filed Critical 浙江拓翔建材有限公司
Priority to CN201510111348.2A priority Critical patent/CN104707706A/en
Publication of CN104707706A publication Critical patent/CN104707706A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00Disintegrating plant with or without drying of the material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C25/00Control arrangements specially adapted for crushing or disintegrating

Abstract

The invention particularly relates to a slag powder grinding control system. The slag powder grinding control system comprises a belt conveyor, a slag cabin, a fuel gas hot blast heater, a vertical mill motor, a vertical roller mill, a slag separator, a returned material elevator, a dust remover, a vertical mill exhaust blower, a pipeline chimney, a chute, a storage elevator, a frequency converter, a PLC controller, a water tank and a plurality of finished product warehouses. According to the control system disclosed by the invention, in the slag powder grinding process, the ground mineral powder material is blown up by jet stream of hot-blast air generated by the fuel gas hot blast heater; the slag is fractionated by the slag separator according to the particle size and fineness requirements on the mineral powder material, so that the efficiency of grinding the mineral powder into fine powder is improved; the whole control system is reasonable in design, high in yield and high in production safety; the slag powder grinding control system is compact in structure, small in occupied area and high in production safety, and has the effects of saving energy and being efficient.

Description

A kind of slag milling control system

[technical field]

The present invention relates to slag pulverized coal preparation system technical field, be specifically related to a kind of slag milling control system.

[background technology]

Current, along with the raising of the utilization rate of natural resources in producing, living, slag powders product is extensively come into operation in building materials, building trade, and slag powders manufacturing enterprise also gets more and more.Existing slag milling system process design is unreasonable, and production capacity is low, seriously polluted, and production security is poor, and automaticity is low, and energy consumption is high.Therefore above-mentioned deficiency becomes current problem in the urgent need to address.

[summary of the invention]

Object of the present invention solves the problems of the prior art exactly, proposes a kind of slag milling control system.

For achieving the above object, the present invention proposes a kind of slag milling control system, comprise belt conveyor, slag storehouse, fuel gas hot-blast stove, Vertical Mill motor, vertical grinding roller machine, slag separation device, feed back elevator, deduster, Vertical Mill exhaust blower, pipeline chimney, skewed slot, warehouse-in elevator, frequency converter, PLC, pond and several warehouse for finished products

Described slag separation device is arranged on the top of vertical grinding roller machine, and this slag separation device is used for entering varigrained breeze material in vertical grinding roller machine and carries out separation classification; Described PLC successively with belt conveyor, vertical grinding roller machine, Vertical Mill motor, feed back elevator, Vertical Mill exhaust blower, put elevator in storage, frequency converter is electrically connected, described frequency converter is electrically connected with the slag separation device being arranged on vertical grinding roller machine top;

Described Vertical Mill motor is connected with vertical grinding roller electrical-mechanical, and this Vertical Mill motor operates for driving vertical grinding roller machine; The bottom in described slag storehouse is provided with discharging opening, and the discharging opening in this slag storehouse enters to grind air valve by belt conveyor, slag successively and is connected with the charging aperture of vertical grinding roller machine; Described fuel gas hot-blast stove bottom is connected with air blast, gas-distributing fan respectively by intake stack, and fuel gas hot-blast stove top is connected by the entrance of hot gas duct with vertical grinding roller machine;

Side, described vertical grinding roller machine bottom is provided with feed back outlet, and is provided with the belt conveyor for collecting breeze material immediately below the outlet of this feed back, and the outlet of this feed back is connected by the charging aperture of feed back elevator with this vertical grinding roller machine; Do not recycled in vertical grinding roller machine by the breeze material processing in time or tumble out;

The described discharging opening of vertical grinding roller machine is connected with the charging aperture of deduster, the upper end exhaust outlet of deduster is connected by the import of fan inlet valve with Vertical Mill exhaust blower, the outlet of Vertical Mill exhaust blower is connected with pipeline chimney, for being discharged by pipeline chimney by waste gas; The lower end of described deduster is provided with several discharging openings and is connected with the charging aperture of warehouse-in elevator respectively by the skewed slot of correspondence, and the discharging opening of warehouse-in elevator is connected with several warehouse for finished products by electric rotating plate valve; One side of described vertical grinding roller machine is provided with the water pipeline be connected with pond, and this water pipeline is provided with water injection valve, by regulating and controlling the open amount of water injection valve, realizes the control of the humidity in vertical Roller grinder, temperature.

As preferably, described belt conveyor is also provided with tramp iron separator, for adsorbing the scrap iron impurity in slag.

As preferably, described skewed slot is provided with skewed slot motor, realizes it for driving skewed slot and at the uniform velocity operate.

As preferably, the lower end of described deduster is provided with two discharging openings, is connected to the charging aperture of warehouse-in elevator respectively by two corresponding skewed slots in the lump.

As preferably, described belt conveyor and slag enter to grind air valve, put in storage between elevator and electric rotating plate valve and be equipped with the auxiliary machine that conducts electricity.

Compared with prior art, beneficial effect of the present invention:

The hot blast that control system of the present invention is produced by fuel gas hot-blast stove in slag milling process carries out high velocity air to the breeze material after grinding and blows afloat, then by slag separation device, classification separation is carried out to slag, separating process according to carrying out classification to granularity fineness requirement in breeze material, improving the efficiency of breeze grind into powder; Whole Control System Design is reasonable, production capacity is high, production security is high; This slag milling control system has compact conformation, take that ground area is little, production security is high, can also be widely used in the grinding of the other industries such as cement, iron and steel, metallurgy; Owing to being provided with feed back outlet in vertical grinding roller machine bottom, the outlet of this feed back is connected by the charging aperture of feed back elevator with this vertical grinding roller machine; Do not recycled in vertical grinding roller machine by the breeze material processing in time or tumble out, there is the effect of efficient energy-saving.

[accompanying drawing explanation]

Fig. 1 is structural representation of the present invention;

Fig. 2 is the electrical connection theory diagram in the present invention between each parts;

Reference numeral: belt conveyor 1, slag storehouse 2, tramp iron separator 3, fuel gas hot-blast stove 4, air blast 41, gas-distributing fan 42, vertical grinding roller machine 5, charging aperture 51, entrance 52, feed back outlet 53, Vertical Mill motor 54, water pipeline 55, discharging opening 56, slag enters to grind air valve 57, slag separation device 58, feed back elevator 59, deduster 6, discharging opening 61, skewed slot 7, skewed slot motor 71, Vertical Mill exhaust blower 8, pipeline chimney 9, warehouse-in elevator 10, the auxiliary machine 11 that conducts electricity, electric rotating plate valve 12, warehouse for finished product 13, pond 14.

[detailed description of the invention]

Consult Fig. 1 ~ 2, the invention provides a kind of specific embodiment of slag milling control system, comprise belt conveyor 1, slag storehouse 2, fuel gas hot-blast stove 4, Vertical Mill motor 54, vertical grinding roller machine 5, slag separation device 58, feed back elevator 59, deduster 6, Vertical Mill exhaust blower 8, pipeline chimney 9, skewed slot 7, warehouse-in elevator 10, frequency converter, PLC, pond 14 and two warehouse for finished products 13, described slag separation device 58 is arranged on the top of vertical grinding roller machine 5, this slag separation device 58 is separated for entering varigrained breeze material in vertical grinding roller machine 5, process is separated according to carrying out classification to granularity fineness requirement in breeze material, improve the efficiency of breeze grind into powder, described PLC successively with belt conveyor 1, vertical grinding roller machine 5, Vertical Mill motor 54, feed back elevator 59, Vertical Mill exhaust blower 8, put elevator 10 in storage, frequency converter is electrically connected, described frequency converter is electrically connected with the slag separation device 58 being arranged on vertical grinding roller machine 5 top,

Described Vertical Mill motor 54 is electrically connected with vertical grinding roller machine 5, and this Vertical Mill motor 54 operates for driving vertical grinding roller machine 5; The discharging opening in described slag storehouse 2 enters to grind air valve 57 by belt conveyor 1, slag successively and is connected with the charging aperture 51 of vertical grinding roller machine 5; Described fuel gas hot-blast stove 4 bottom is connected with air blast 41, gas-distributing fan 42 respectively by intake stack, and fuel gas hot-blast stove 4 top is connected by the entrance of hot gas duct with vertical grinding roller machine 5;

Described vertical grinding roller machine 5 bottom is provided with feed back outlet 53, and is provided with the belt conveyor for collecting breeze material immediately below this feed back outlet 53, and this feed back outlet 53 is connected with the charging aperture 51 of this vertical grinding roller machine 5 by feed back elevator 59; Do not recycled in vertical grinding roller machine 5 by the breeze material processing in time or tumble out;

The discharging opening 56 of described vertical grinding roller machine 5 is connected with the charging aperture of deduster 6, the upper end exhaust outlet of deduster 6 is connected by the import of fan inlet valve with Vertical Mill exhaust blower 8, the outlet of Vertical Mill exhaust blower 8 is connected with pipeline chimney 9, for being discharged by pipeline chimney 9 by waste gas; The lower end of described deduster 6 is provided with several discharging openings 61 and is connected with the charging aperture of warehouse-in elevator 10 respectively by the skewed slot 7 of correspondence, and the discharging opening of warehouse-in elevator 10 is connected with several warehouse for finished products 13 by electric rotating plate valve 12;

One side of described vertical grinding roller machine 5 is provided with the water pipeline 55 be connected with pond 14, and this water pipeline 55 is provided with water injection valve, by regulating and controlling the open amount of water injection valve, realizes the control of the humidity in vertical Roller grinder 5, temperature.

Wherein, described belt conveyor is also provided with tramp iron separator 31, for adsorbing the scrap iron impurity in slag, described skewed slot 7 is provided with skewed slot motor 71, realize it for driving skewed slot 7 at the uniform velocity to operate, the lower end of described deduster 6 is provided with two discharging openings 61, is connected to the charging aperture of warehouse-in elevator 10 respectively by two corresponding skewed slots 7 in the lump, and described belt conveyor 1 and slag enter to grind air valve 57, put in storage between elevator 10 and electric rotating plate valve 12 and be equipped with the auxiliary machine that conducts electricity.

Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.

Claims (5)

1. a slag milling control system, it is characterized in that, comprise belt conveyor (1), slag storehouse (2), fuel gas hot-blast stove (4), Vertical Mill motor (54), vertical grinding roller machine (5), slag separation device (58), feed back elevator (59), deduster (6), Vertical Mill exhaust blower (8), pipeline chimney (9), skewed slot (7), warehouse-in elevator (10), frequency converter, PLC, pond (14) and several warehouse for finished products (13);
Described slag separation device (58) is arranged on the top of vertical grinding roller machine (5), and this slag separation device (58) carries out separation classification for entering varigrained breeze material in vertical grinding roller machine (5); Described PLC successively with belt conveyor (1), vertical grinding roller machine (5), Vertical Mill motor (54), feed back elevator (59), Vertical Mill exhaust blower (8), put elevator (10) in storage, frequency converter is electrically connected, described frequency converter is electrically connected with the slag separation device (58) being arranged on vertical grinding roller machine (5) top; Described Vertical Mill motor (54) and vertical grinding roller machine (5) are electrically connected, and this Vertical Mill motor (54) operates for driving vertical grinding roller machine (5); The bottom of described slag storehouse (2) is provided with discharging opening (61), and the discharging opening in this slag storehouse (2) enters to grind air valve (57) by belt conveyor (1), slag successively and is connected with the charging aperture (51) of vertical grinding roller machine (5); Described fuel gas hot-blast stove (4) bottom is connected with air blast (41), gas-distributing fan (42) respectively by intake stack, and fuel gas hot-blast stove (4) top is connected by the entrance of hot gas duct with vertical grinding roller machine (5); Described vertical grinding roller machine (5) side, bottom is provided with feed back outlet (53), and the belt conveyor be provided with immediately below this feed back outlet (53) for collecting breeze material, this feed back outlet (53) is connected with the charging aperture (51) of this vertical grinding roller machine (5) by feed back elevator (59);
The discharging opening (56) of described vertical grinding roller machine (5) is connected with the charging aperture of deduster (6), the upper end exhaust outlet of deduster (6) is connected by the import of fan inlet valve with Vertical Mill exhaust blower (8), the outlet of Vertical Mill exhaust blower (8) is connected with pipeline chimney (9), for being discharged by pipeline chimney (9) by waste gas; The lower end of described deduster (6) is provided with several discharging openings (61) and is connected with the charging aperture of warehouse-in elevator (10) respectively by the skewed slot (7) of correspondence, and the discharging opening of warehouse-in elevator (10) is connected with several warehouse for finished products (13) by electric rotating plate valve (12); One side of described vertical grinding roller machine (5) is provided with the water pipeline (55) be connected with pond (14), and this water pipeline (55) is provided with water injection valve, by regulating and controlling the open amount of water injection valve, realize the control of the humidity in vertical Roller grinder (5), temperature.
2. according to a kind of slag milling control system described in claim 1, it is characterized in that, described belt conveyor is also provided with tramp iron separator (31), for adsorbing the scrap iron impurity in slag.
3. according to a kind of slag milling control system described in claim 1, it is characterized in that, described skewed slot (7) is provided with skewed slot motor (71), realize it for driving skewed slot (7) and at the uniform velocity operate.
4. according to a kind of slag milling control system described in claim 1, it is characterized in that, the lower end of described deduster (6) is provided with two discharging openings (61), is connected to the charging aperture of warehouse-in elevator (10) respectively by two corresponding skewed slots (7) in the lump.
5. according to a kind of slag milling control system described in claim 1, it is characterized in that, described belt conveyor (1) and slag enter to grind air valve (57), put in storage between elevator (10) and electric rotating plate valve (12) and be equipped with the auxiliary machine that conducts electricity.
CN201510111348.2A 2015-03-13 2015-03-13 Slag powder grinding control system CN104707706A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510111348.2A CN104707706A (en) 2015-03-13 2015-03-13 Slag powder grinding control system

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Application Number Priority Date Filing Date Title
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Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106269178A (en) * 2016-10-13 2017-01-04 内蒙古鄂尔多斯电力冶金集团股份有限公司 A kind of raw material vertical-grinding system
CN107051705A (en) * 2017-04-12 2017-08-18 山西太钢不锈钢股份有限公司 Slag powders outer circulation iron removal system and method
CN108855557A (en) * 2018-08-31 2018-11-23 江苏鹏飞集团股份有限公司 The Vertical Mill production system of changeable production cement or miberal powder

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CN101930226A (en) * 2009-06-26 2010-12-29 上海宝田新型建材有限公司 Start control process for COREX slag grinding production control system
CN201921734U (en) * 2010-12-17 2011-08-10 大连引领科技发展有限公司 Temperature and humidity control device in vertical mill
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CN103934082A (en) * 2014-05-14 2014-07-23 南通利元亨机械有限公司 Novel mineral slag grinding system
CN103949322A (en) * 2014-05-14 2014-07-30 中材(天津)粉体技术装备有限公司 Nickel slag grinding system and production process thereof
CN104307614A (en) * 2014-06-13 2015-01-28 江苏融达新材料股份有限公司 A method of grinding steel slag powder and mine slag powder and producing steel and iron slag powder by a vertical grinding mill
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Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101152636A (en) * 2006-09-28 2008-04-02 上海宝田新型建材有限公司 Production control logical system for blast-furnace cinder grinder
CN101751011A (en) * 2008-12-02 2010-06-23 上海宝田新型建材有限公司 Slag milling production control system
CN101930226A (en) * 2009-06-26 2010-12-29 上海宝田新型建材有限公司 Start control process for COREX slag grinding production control system
CN201921734U (en) * 2010-12-17 2011-08-10 大连引领科技发展有限公司 Temperature and humidity control device in vertical mill
CN102151605A (en) * 2011-03-17 2011-08-17 浙江大学 Advanced control method and system for vertical mill based on model identification and predictive control
CN103537355A (en) * 2013-10-11 2014-01-29 陕煤集团神木张家峁矿业有限公司 System and method for preparing ultrafine pulverized coal
CN103801443A (en) * 2013-11-20 2014-05-21 李培彦 Active mineral waste residue powder production system and technological process thereof
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CN103949322A (en) * 2014-05-14 2014-07-30 中材(天津)粉体技术装备有限公司 Nickel slag grinding system and production process thereof
CN104307614A (en) * 2014-06-13 2015-01-28 江苏融达新材料股份有限公司 A method of grinding steel slag powder and mine slag powder and producing steel and iron slag powder by a vertical grinding mill
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106269178A (en) * 2016-10-13 2017-01-04 内蒙古鄂尔多斯电力冶金集团股份有限公司 A kind of raw material vertical-grinding system
CN106269178B (en) * 2016-10-13 2018-09-14 内蒙古鄂尔多斯电力冶金集团股份有限公司 A kind of raw material vertical-grinding system
CN107051705A (en) * 2017-04-12 2017-08-18 山西太钢不锈钢股份有限公司 Slag powders outer circulation iron removal system and method
CN108855557A (en) * 2018-08-31 2018-11-23 江苏鹏飞集团股份有限公司 The Vertical Mill production system of changeable production cement or miberal powder

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Application publication date: 20150617

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