CN205731465U - A kind of pulping system of lime stone slurry - Google Patents

A kind of pulping system of lime stone slurry Download PDF

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Publication number
CN205731465U
CN205731465U CN201620691056.0U CN201620691056U CN205731465U CN 205731465 U CN205731465 U CN 205731465U CN 201620691056 U CN201620691056 U CN 201620691056U CN 205731465 U CN205731465 U CN 205731465U
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CN
China
Prior art keywords
limestone
charging aperture
dump skip
slurry
lime stone
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Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
CN201620691056.0U
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Chinese (zh)
Inventor
刘玉新
陆生宽
赵允涛
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Datang Environment Industry Group Co Ltd
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Datang Environment Industry Group Co Ltd
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Priority to CN201620691056.0U priority Critical patent/CN205731465U/en
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Expired - Fee Related legal-status Critical Current
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/40Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

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  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)

Abstract

This utility model relates to the pulping system of a kind of lime stone slurry, limestone dump skip discharging opening is connected with oscillating feeder feed end, oscillating feeder discharge end is connected with bucket lifting machine inlet, bucket elevator discharging opening is connected with limestone warehouse charging aperture, belt weighing batcher charging aperture is connected with limestone warehouse discharging opening, belt weighing batcher discharging opening is connected with wet ball mill feed mouth, wet ball mill discharging opening is connected with grinder slurry circulating box top, it is connected with limestone cyclone charging aperture bottom grinder slurry circulating box, the overfall of limestone cyclone is connected with lime stone slurry box top, limestone cyclone underflow opening is connected with wet ball mill feed mouth.The beneficial effects of the utility model: simplify equipment, reduce equipment cost and construction costs;Prevent the limestone access arrangement of > 20mm;Prevent metallics access arrangement;Avoid too much insoluble impurity to return to absorption tower, improve gypsum qualitt, decrease line clogging.

Description

A kind of pulping system of lime stone slurry
Technical field
This utility model relates to technical field of desulfurization, in particular to the pulping system of a kind of lime stone slurry.
Background technology
At present, existing flue gas desulfurization technique includes wet desulphurization and dry desulfurization etc., wherein limestone gypsum wet Being that technology is the most ripe the most in the world, practical achievement is most, uses the widest sulfur removal technology.At present, Gypsum Wet cigarette In desulfurization technique, conventional limestone powder bin system uses bucket elevator vertical-lift agstone to limestone powder bin horizontal position Putting, re-use embedded scraper transporter level and be transported to limestone powder bin, equipment is complex, and equipment cost is higher.It addition, Calx Stone serosity carries out countercurrent washing to flue gas in absorption tower, the SO in flue gas2React, generate CaSO3·2H2O with little Granular move on in serosity, utilize air to be forced to be oxidized to CaSO4·2H2O crystallizes.Impurity in these crystallizations can return suction Receive in tower, for absorption tower, the iterative cycles of insoluble impurity and accumulation, normal desulphurization reaction can be disturbed, increase the energy of system Consumption, also can affect the purity of Gypsum Fibrosum, blocks pipeline.
Utility model content
For weak point present in the problems referred to above, this utility model provides that a kind of efficiency is high, energy consumption is low, low cost The pulping system of lime stone slurry.
For achieving the above object, this utility model provides the pulping system of a kind of lime stone slurry, including:
Limestone dump skip, its side is provided with charging aperture, and the charging aperture of described limestone dump skip is connected to uncovered truck, institute The bottom stating limestone dump skip is provided with taper dump skip, described limestone dump skip be arranged over discharging cleaner unit, described The bottom of taper dump skip is provided with discharge gate, and described discharging cleaner unit is connected to compressed air;
Oscillating feeder, its discharge end is connected with described discharge gate, and the discharge end of described oscillating feeder carries with bucket type The charging aperture of the machine of liter connects;
Limestone warehouse, its top is provided with charging aperture, the charging aperture of described limestone warehouse and described bucket elevator Discharging opening is connected by one section of inclined tube, and the bottom of described limestone warehouse is provided with taper storage bin hopper, the end of described taper storage bin hopper Portion is provided with storing valve;
Grinder slurry circulating box, is provided with the first agitator in it, the side bottom described grinder slurry circulating box is provided with mill Machine slurry circulating pump;
Lime stone slurry case, is provided with the second agitator in it, the side in described lime stone slurry bottom portion is provided with limestone Serosity pump;
Limestone cyclone, its charging aperture is connected with described grinder slurry circulating pump, the overflow of described limestone cyclone Mouth is connected with the top of described lime stone slurry case, and the underflow opening of described limestone cyclone connects with the charging aperture of wet ball mill Connect;
Wet ball mill, its discharging opening is connected with the top of described grinder slurry circulating box;
Belt weighing batcher, its charging aperture is connected with described storing valve, the discharging opening of described belt weighing batcher It is connected with the charging aperture of described wet ball mill;
Absorption tower, it is connected with described limestone slurry liquid pump.
Further improve as this utility model, also include that grid, described grid are positioned at described limestone dump skip Between the top of charging aperture and described limestone dump skip.
Further improving as this utility model, described grid is obliquely installed.
Further improve as this utility model, described oscillating feeder be arranged over apparatus for separating metals.
Further improving as this utility model, described wet ball mill is by feed arrangement, drawing mechanism, revolution dress Put, actuating device forms.
Further improving as this utility model, described actuating device includes frequency conversion motor, reduction box, small transmission gear Composition, described reduction box is connected with described small transmission gear by shaft coupling, and described slewing equipment is gear wheel, described little transmission Gear wheel revolution described in gear driven.
Further improving as this utility model, described limestone cyclone uses carbon steel line with rubber or polyurethane.
Further improving as this utility model, the underflow opening of described limestone cyclone uses carborundum.
The beneficial effects of the utility model are:
1, agstone is promoted to limestone powder bin top by bucket elevator, re-uses inclined tube and agstone is imported stone Lime stone powder cabin, eliminates embedded scraper transporter, simplifies equipment, reduces equipment cost and construction costs;
2, by the setting of grid, the limestone access arrangement of > 20mm is prevented;
3, the setting of apparatus for separating metals, prevents metallics access arrangement;
4, efficiency is high, energy consumption is low, simple in construction, maintenance are easy to maintenance;
5, after lime stone slurry is separated by limestone cyclone, it is to avoid too much insoluble impurity returns to absorption tower, improve Gypsum qualitt, decreases line clogging.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pulping system of a kind of lime stone slurry of this utility model.
In figure:
1, uncovered truck;2, limestone dump skip;3, oscillating feeder;4, discharging cleaner unit;5, bucket elevator;6, stone Lime stone warehouse;7, storing valve;8, apparatus for separating metals;9, grid;10, discharge gate;11, inclined tube;12, compressed air;13, skin Band weighing batcher;14, wet ball mill;15, grinder slurry circulating box;16, the first agitator;17, grinder slurry circulating pump; 18, limestone cyclone;19, the second agitator;20 lime stone slurry casees;21, limestone slurry liquid pump;22, absorption tower.
Detailed description of the invention
As it is shown in figure 1, the pulping system of a kind of lime stone slurry described in this utility model embodiment, unload including limestone Material device and serum recycle device, limestone device for discharging is connected with serum recycle device.Limestone device for discharging includes Calx Stone dump skip, oscillating feeder, bucket elevator and limestone warehouse, the discharging opening of limestone dump skip and oscillating feeder Feed end connects, and the discharge end of oscillating feeder is connected with the charging aperture of bucket elevator, the discharging opening of bucket elevator and stone The charging aperture of lime stone warehouse connects.Serum recycle device includes that belt weighing batcher, wet ball mill, grinder slurry circulate Case, limestone cyclone and lime stone slurry case, the charging aperture of belt weighing batcher is connected with the discharging opening of limestone warehouse, The discharging opening of belt weighing batcher is connected with the charging aperture of wet ball mill, and the discharging opening of wet ball mill follows with grinder slurry Ring box top connects, and bottom grinder slurry circulating box, the charging aperture with limestone cyclone is connected, the overflow of limestone cyclone Mouth is connected with the top of lime stone slurry case, and the underflow opening of limestone cyclone is connected with the charging aperture of wet ball mill.
Concrete connection is: the side of limestone dump skip 3 is provided with charging aperture, and the charging aperture of limestone dump skip 2 is connected to Uncovered truck 1, the bottom of limestone dump skip 2 is provided with taper dump skip, limestone dump skip 2 be arranged over discharging cleaner unit 4, the bottom of taper dump skip is provided with discharge gate 10, and discharging cleaner unit 4 is connected to compressed air 12.Going out of oscillating feeder 3 Material end is connected with discharge gate 10, and the discharge end of oscillating feeder 3 is connected with the charging aperture of bucket elevator 5.Limestone warehouse 6 Top be provided with charging aperture, the charging aperture of limestone warehouse 6 is connected by one section of inclined tube 11 with the discharging opening of bucket elevator 5, The bottom of limestone warehouse 6 is provided with taper storage bin hopper, and the bottom of taper storage bin hopper is provided with storing valve 7.Grinder slurry circulating box Being provided with the first agitator 16 in 15, the side bottom grinder slurry circulating box 15 is provided with grinder slurry circulating pump 17.Limestone slurry Being provided with the second agitator 19 in liquid case 20, the side bottom lime stone slurry case 20 is provided with limestone slurry liquid pump 21.Limestone revolves The charging aperture of stream device 18 is connected with grinder slurry circulating pump 17, the overfall of limestone cyclone 18 and lime stone slurry case 20 Top connects, and the underflow opening of limestone cyclone 18 is connected with the charging aperture of wet ball mill 14.The discharging of wet ball mill 14 Mouth is connected with the top of grinder slurry circulating box 15.The charging aperture of belt weighing batcher 13 is connected with storing valve 7, belt conveyer scale The discharging opening of weight batcher 13 is connected with the charging aperture of wet ball mill 14.Absorption tower 22 is connected with limestone slurry liquid pump 21.
In order to prevent the limestone access arrangement of > 20mm, also include that grid 9, grid 9 are positioned at entering of limestone dump skip 2 Between material mouth and the top of limestone dump skip 2.In order to ensure blocking effect, grid 9 is obliquely installed.
In order to prevent metallics access arrangement, oscillating feeder 3 be arranged over apparatus for separating metals 8.Apparatus for separating metals 8 With automatic removing device, or provide alarm signal, once detect, limestone has metal, with regard to automatic rejection or stopping Conveying.
Wherein, wet ball mill 14 is made up of feed arrangement, drawing mechanism, slewing equipment, actuating device.Concrete, pass Dynamic device includes that frequency conversion motor, reduction box, small transmission gear form, and reduction box is connected with small transmission gear by shaft coupling, returns Rotary device is gear wheel, and small transmission gear drives gear wheel revolution.
Further, so that limestone cyclone 18 more anticorrosion antiwear, limestone cyclone 18 uses carbon steel to serve as a contrast Glue or polyurethane.
Further, due to cyclone Nei Liu factory, the skewness of pressure field, the frayed degree of all parts is different, Wear and tear the most serious limestone cyclone 18 underflow opening use carborundum.
Time specifically used, limestone block is delivered to scene by uncovered truck, and particle diameter is between≤20mm.At the discharge terminal sealed Truck, toward underground hopper discharge, prevents the limestone access arrangement of > 20mm, send through oscillating feeder, bucket elevator with grid To limestone warehouse, then being milled into serosity in being delivered to wet ball mill by Weighing feeder, ball mill outlet slurry flow to mill Machine recycling tank, grinding machine recirculation pump delivers to limestone slurry liquid swirler lime stone slurry, separated after, large scale material returns Returning recirculation in grinding machine, overflow material is stored in lime stone slurry case, is then pumped to absorption tower through lime stone slurry.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this For the technical staff in field, this utility model can have various modifications and variations.All in spirit of the present utility model and principle Within, any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.

Claims (8)

1. the pulping system of a lime stone slurry, it is characterised in that including:
Limestone dump skip (2), its side is provided with charging aperture, and the charging aperture of described limestone dump skip (2) is connected to uncovered truck (1), the bottom of described limestone dump skip (2) is provided with taper dump skip, described limestone dump skip (2) be arranged over discharging Cleaner unit (4), the bottom of described taper dump skip is provided with discharge gate (10), and described discharging cleaner unit (4) is connected to compression sky Gas (12);
Oscillating feeder (3), its discharge end is connected with described discharge gate (10), the discharge end of described oscillating feeder (3) with The charging aperture of bucket elevator (5) connects;
Limestone warehouse (6), its top is provided with charging aperture, the charging aperture of described limestone warehouse (6) and described bucket elevator (5) discharging opening is connected by one section of inclined tube (11), and the bottom of described limestone warehouse (6) is provided with taper storage bin hopper, described cone The bottom of shape storage bin hopper is provided with storing valve (7);
Grinder slurry circulating box (15), is provided with the first agitator (16), the one of described grinder slurry circulating box (15) bottom in it Side is provided with grinder slurry circulating pump (17);
Lime stone slurry case (20), is provided with the second agitator (19) in it, the side of described lime stone slurry case (20) bottom sets There is limestone slurry liquid pump (21);
Limestone cyclone (18), its charging aperture is connected with described grinder slurry circulating pump (17), described limestone cyclone (18) overfall is connected with the top of described lime stone slurry case (20), and the underflow opening of described limestone cyclone (18) is with wet The charging aperture of formula ball mill (14) connects;
Wet ball mill (14), its discharging opening is connected with the top of described grinder slurry circulating box (15);
Belt weighing batcher (13), its charging aperture is connected with described storing valve (7), described belt weighing batcher (13) Discharging opening is connected with the charging aperture of described wet ball mill (14);
Absorption tower (22), it is connected with described limestone slurry liquid pump (21).
Pulping system the most according to claim 1, it is characterised in that also include that grid (9), described grid (9) are positioned at institute State between the charging aperture of limestone dump skip (2) and the top of described limestone dump skip (2).
Pulping system the most according to claim 2, it is characterised in that described grid (9) is obliquely installed.
Pulping system the most according to claim 1, it is characterised in that described oscillating feeder (3) be arranged over metal Separator (8).
Pulping system the most according to claim 1, it is characterised in that described wet ball mill (14) by feed arrangement, go out Material device, slewing equipment, actuating device composition.
Pulping system the most according to claim 5, it is characterised in that described actuating device include frequency conversion motor, reduction box, Small transmission gear forms, and described reduction box is connected with described small transmission gear by shaft coupling, and described slewing equipment is gear wheel, Described small transmission gear drives the revolution of described gear wheel.
Pulping system the most according to claim 1, it is characterised in that described limestone cyclone (18) uses carbon steel line with rubber Or polyurethane.
Pulping system the most according to claim 7, it is characterised in that the underflow opening of described limestone cyclone (18) uses Carborundum.
CN201620691056.0U 2016-07-01 2016-07-01 A kind of pulping system of lime stone slurry Expired - Fee Related CN205731465U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620691056.0U CN205731465U (en) 2016-07-01 2016-07-01 A kind of pulping system of lime stone slurry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620691056.0U CN205731465U (en) 2016-07-01 2016-07-01 A kind of pulping system of lime stone slurry

Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106000560A (en) * 2016-07-01 2016-10-12 大唐环境产业集团股份有限公司 Slurrying system for limestone slurry
CN107597009A (en) * 2017-11-03 2018-01-19 济源市王屋山实业有限公司 A kind of mica powder stirring pulping equipment
CN109966900A (en) * 2019-03-08 2019-07-05 厦门东江环保科技有限公司 A kind of flue gas purification system of pyrolysis gasification furnace

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106000560A (en) * 2016-07-01 2016-10-12 大唐环境产业集团股份有限公司 Slurrying system for limestone slurry
CN107597009A (en) * 2017-11-03 2018-01-19 济源市王屋山实业有限公司 A kind of mica powder stirring pulping equipment
CN107597009B (en) * 2017-11-03 2020-06-05 泉州市德旺机械科技有限公司 Mica powder stirring pulping equipment
CN109966900A (en) * 2019-03-08 2019-07-05 厦门东江环保科技有限公司 A kind of flue gas purification system of pyrolysis gasification furnace
CN109966900B (en) * 2019-03-08 2021-09-03 厦门东江环保科技有限公司 Flue gas purification system of pyrolysis gasifier

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161130