CN203764370U - Crushing and transportation system for deep mining of iron ores in mine - Google Patents

Crushing and transportation system for deep mining of iron ores in mine Download PDF

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Publication number
CN203764370U
CN203764370U CN201420158006.7U CN201420158006U CN203764370U CN 203764370 U CN203764370 U CN 203764370U CN 201420158006 U CN201420158006 U CN 201420158006U CN 203764370 U CN203764370 U CN 203764370U
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sealing
ore
upstriker
tape machine
mine
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Withdrawn - After Issue
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CN201420158006.7U
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Chinese (zh)
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张天娇
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Abstract

The utility model relates to a crushing and transportation system for the deep mining of iron ores in a mine. The system comprises a coarse crusher, an intermediate crusher, a magnetic drum dry separator, a fine crusher, a coarse ore storage pit, a fine ore storage pit, two groups of feeders, four upward belt conveyors and a high-pressure roller mill, which are sequentially arranged underground from bottom to top, wherein the high-pressure roller mill is connected with a third-stage upward belt conveyor through an ore feeding pit for high-pressure roller-milling and a feeder, and is connected with the belt conveyor VII. According to the system, a crushing procedure in a mineral separation process is implemented underground, and fine materials are continuously provided for a mineral separation factory; permanent magnetic drum dry separation is mainly used for removing large waste rocks from coarsely-crushed or intermediately-crushed products to discard tailings in advance, so that the grade of separated crude ores is improved, the yield is favorably increased, energy sources are saved, and the cost is lowered; underground resources are fully utilized, so that ground land resources are saved, the energy sources are saved, the energy consumption is lowered, steel consumption is lowered, and the investment is reduced.

Description

The Analysis of Breaking Conveyance System of dark mining mountain iron ore
Technical field
The utility model relates to selecting and purchasing technical field, particularly the Analysis of Breaking Conveyance System of a kind of dark mining mountain iron ore.
Background technology
At present, down-hole ore output to select factory conventionally adopt between filtering primary mill join one section of skip hoist rise to output to behind ground select factory filter between technique.Mainly that down-hole lump ore is after primary mill fragmentation, enter storage ore deposit drop shaft, one group of batcher under storage ore deposit drop shaft and reprint rubber conveyer and give weighing hopper and rise to ground ore storage bin by one section of skip hoist, one group of batcher under the ore storage bin of ground and reprint rubber conveyer and one group of sealing-tape machine broken in feeding before ore pocket, in broken before under ore pocket ore discharge through in break to ore deposit sealing-tape machine and feed disintegrating machine in one group of circular cone, middle disintegrating machine ore discharge feeds prescreening ore storage bin through sealing-tape machine, then feeding one group of circular shale shaker by one group of sealing-tape machine sieves, on-the-sieve material feeds type fine disintegrating machine ore storage bin through one group of sealing-tape machine, feed one group of circular cone type fine disintegrating machine by one group of sealing-tape machine again, type fine disintegrating machine discharge feeds one group of cylinder ore storage bin through one group of sealing-tape machine, under ore storage bin, ore discharge feeds one group of circular shale shaker through one group of feeder for adhesive tape.Undersize material is as broken final products, and in the middle of one group of sealing-tape machine feeds, fine ore bin is stored, and enters and select factory owner's factory building ore storage bin through one group of sealing-tape machine, after ball mill and other preparation equipments grind, select, gives and selects between factory's filtration.Primary mill join one section of skip hoist rise to output to behind ground select factory filter between technique mainly there is following shortcoming: along with the continuous increase of the mining degree of depth, deep-well promote payload capacity will with the degree of depth increase and significantly decline, lifting expense significantly increases.Therefore, one section of lifting is generally no more than 2000m, in the time reaching 2000-4000m well depth, often just need to adopt two sections of liftings; Technological process complexity, link is many; Ball mill ore grinding, the operation cost in ore dressing plant is high.
Summary of the invention
The purpose of this utility model is to provide the Analysis of Breaking Conveyance System of a kind of dark mining mountain iron ore, build the broken process in ore-dressing technique in down-hole, for ore dressing plant provides fine material continuously, can cushion again day mineral storage ore deposit, ore dressing plant ability, make full use of subterranean resource, save ground land resource, save the energy, reduce energy consumption, save steel consumption, save investment.
The purpose of this utility model is to realize like this.
The one of the present utility model mountain iron ore Analysis of Breaking Conveyance System of deeply digging up mine, it is characterized in that comprising the primary mill that is arranged on from bottom to up successively down-hole, the coarse crushing ore storage mine that primary mill discharging opening connects therewith, the coarse crushing ore batcher that coarse crushing ore storage mine discharging opening connects therewith, breaker in the screening type being connected with described coarse crushing ore batcher by one section of upstriker sealing-tape machine I, the dry separation sealing-tape machine II that in screening type, breaker connects therewith, the barren rock material warehouse that the permanent-magnet cylinder of dry separation sealing-tape machine II head connects therewith and roughly select concentrate storage bin, described barren rock material warehouse is connected with barren rock sealing-tape machine V, the described concentrate storage bin of roughly selecting is connected with screening type fine crushing device by two sections of upstriker sealing-tape machine III, the fine crushing ore storage mine that screening type fine crushing device connects therewith successively, fine crushing ore batcher and three sections of upstriker sealing-tape machine VI, use to mine with the high pressure roller mill that three sections of described upstriker sealing-tape machine VI are connected, the high pressure roller mill high-pressure roller mill connecting to mine therewith, described high-pressure roller mill is connected with sealing-tape machine VII.
One section of described upstriker sealing-tape machine, two sections of upstriker sealing-tape machines and three sections of upstriker sealing-tape machines all adopt the controlled drive unit of CST.
The head of three sections of described upstriker sealing-tape machines is provided with water spout.
Described high pressure roller mill is used to mine and is communicated with ground.
Adopt the broken transportation resources of Analysis of Breaking Conveyance System of the present utility model to comprise the following steps:
1) general≤1200mm raw ore feeds primary mill, ore reduction is sent into coarse crushing ore storage mine to≤400mm, feed coarse crushing ore batcher through coarse crushing ore storage mine again, give one section of upstriker sealing-tape machine I by coarse crushing ore batcher general≤400mm ore;
2) one section of upstriker sealing-tape machine I general≤400mm ore feeds breaker in one group of screening type, after breaker screening in screening type≤150mm ore is directly fallen in dry separation sealing-tape machine II and the permanent-magnet cylinder of giving dry separation sealing-tape machine II head is roughly selected, and≤400, the ore of >=150mm is broken in carrying out in breaker in screening type, ore reduction to the permanent-magnet cylinder of also giving dry separation sealing-tape machine II head after≤150mm is roughly selected in the lump, sort out rough concentrate and roughly select barren rock, the permanent-magnet cylinder of dry separation sealing-tape machine head will be roughly selected barren rock and feed in barren rock material warehouse, and transported for goaf filling by barren rock sealing-tape machine V,
3) the permanent-magnet cylinder of dry separation sealing-tape machine head will be roughly selected concentrate and feed and roughly select in concentrate storage bin, and feed one group of screening type fine crushing device by two sections of upstriker sealing-tape machine III, after screening type fine crushing device screening≤70mm ore directly drops in fine crushing ore storage mine, and≤150, the ore of >=70mm carries out fine crushing in screening type fine crushing device, ore reduction is also sent in the lump in fine crushing ore storage mine to≤70mm, feed fine crushing ore batcher through fine crushing ore storage mine again, by fine crushing ore batcher by after fine crushing≤70mm ore feeds three sections of upstriker sealing-tape machine VI,
4) by three sections of upstriker sealing-tape machine VI≤70mm ore sends into high pressure roller mill and uses to mine, high pressure roller mill use in mine≤70mm ore enters high-pressure roller mill by dispenser again and carries out fragmentation, is crushed to the thin concentrate of 0~10mm;
5) again by the thin smart Mine-used Belt Conveyor VII output of 0~10mm.
The utility model has the advantages that: build the broken process in ore-dressing technique in down-hole, for ore dressing plant provides fine material continuously, three sections of upstriker sealing-tape machines and two storage mines and high pressure roller mill are used to mine and can be cushioned day mineral storage ore deposit, ore dressing plant ability, adopt the dry separation of permanent-magnet cylinder to be mainly used in removing the bulk barren rock in coarse crushing or middle crumble product, throw in advance tail, improved the grade of selected raw ore, be beneficial to increase output, save the energy, reduce costs; Make full use of subterranean resource, save ground land resource, save the energy, reduce energy consumption, save steel consumption, save investment.
Brief description of the drawings
Fig. 1 is dark mining of the present utility model mountain iron ore Analysis of Breaking Conveyance System block diagram.
Fig. 2 is the system block diagram of another embodiment of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figure 1, the one of the present utility model mountain iron ore Analysis of Breaking Conveyance System of deeply digging up mine, it is characterized in that comprising the primary mill that is arranged on from bottom to up successively down-hole, the coarse crushing ore storage mine that primary mill discharging opening connects therewith, the coarse crushing ore batcher that coarse crushing ore storage mine discharging opening connects therewith, breaker in the screening type being connected with described coarse crushing ore batcher by one section of upstriker sealing-tape machine I, the dry separation sealing-tape machine II that in screening type, breaker connects therewith, the barren rock material warehouse that the permanent-magnet cylinder of dry separation sealing-tape machine II head connects therewith and roughly select concentrate storage bin, described barren rock material warehouse is connected with barren rock sealing-tape machine V, the described concentrate storage bin of roughly selecting is connected with screening type fine crushing device by two sections of upstriker sealing-tape machine III, the fine crushing ore storage mine that screening type fine crushing device connects therewith successively, fine crushing ore batcher and three sections of upstriker sealing-tape machine VI, use to mine with the high pressure roller mill that three sections of described upstriker sealing-tape machine VI are connected, the high pressure roller mill high-pressure roller mill connecting to mine therewith, described high-pressure roller mill is connected with sealing-tape machine VII.
One section of described upstriker sealing-tape machine, two sections of upstriker sealing-tape machines and three sections of upstriker sealing-tape machines all adopt the controlled drive unit of CST.
Upstriker sealing-tape machine of the present utility model is the long-distance belt conveyer that adopts the controlled drive unit of CST, utilize the parking of the controlled drive unit control of CST sealing-tape machine, proper extension down time, to reduce to greatest extent the dynamic impact forces to adhesive tape, extend the adhesive tape life-span of long-distance belt conveyer, reduce the adhesive tape frequency of changing long-distance belt conveyer in down-hole.
In screening type of the present utility model, breaker and screening type fine crushing device adopt gear tooth-type crusberscreen, adopt the alternative surge bunker of gear tooth-type crusberscreen, batcher, classifying screen and disintegrating machine.The material that has contained release mesh in feed is discharged very soon, is not subject to fragmentation, has good granularity control and sieving actoion, and product granularity is even.
The utility model adopts magnetic drum dry-dressing machine to be mainly used in removing the bulk barren rock in coarse crushing or middle crumble product, throws in advance tail, and the filling for underground goaf by waste material, improves the grade of selected raw ore, is beneficial to increase output, saves the energy, reduces costs.
The diameter of permanent-magnet cylinder of the present utility model is generally 600~750mm, and the raw meal particle size of processing is about 75~10mm.If when the diameter of permanent-magnet cylinder is 1100mm left and right, its feeding granularity is increased to about 200mm.Also can as required the barrel dliameter of permanent-magnet cylinder be increased to diameter 1400mm, material handling granularity will increase to 350mm.
The utility model is provided with water spout at the head of three sections of described upstriker sealing-tape machines.Meet high-pressure roller mill to charging humidity requirement, go back environmental-friendly dust suppression.
High pressure roller mill described in the utility model is used to mine and is communicated with ground.Its high pressure roller mill uses the head that returns to sealing-tape machine to mine well head and the 3rd section of head of upstriker sealing-tape machine and the oversize of screening machine to be all placed in the sunlight shed of same ground.
Utilizing high pressure roller mill to use to mine can use to the high-pressure roller mill of mine below and apply high pressure to high pressure roller mill, ensures the high stock column that high-pressure roller mill charging needs.High-pressure roller mill of the present utility model is placed in underground chamber in addition, between the underground chamber at described high-pressure roller mill place and ground, is provided with air vent, utilizes the frequency-conversion drive apparatus ventilation and heat of air vent to high-pressure roller mill, and guarantee high-pressure roller mill is normally worked.
As embodiment, as shown in Figure 2, high-pressure roller mill described in the utility model can also by sealing-tape machine VII be arranged on aboveground screening machine and be connected.Can select factory that more fine material is provided, reduce the operation cost in ore dressing plant.

Claims (4)

1. the Analysis of Breaking Conveyance System of a dark mining mountain iron ore, it is characterized in that comprising the primary mill that is arranged on from bottom to up successively down-hole, the coarse crushing ore storage mine that primary mill discharging opening connects therewith, the coarse crushing ore batcher that coarse crushing ore storage mine discharging opening connects therewith, breaker in the screening type being connected with described coarse crushing ore batcher by one section of upstriker sealing-tape machine I, the dry separation sealing-tape machine II that in screening type, breaker connects therewith, the barren rock material warehouse that the permanent-magnet cylinder of dry separation sealing-tape machine II head connects therewith and roughly select concentrate storage bin, described barren rock material warehouse is connected with barren rock sealing-tape machine V, the described concentrate storage bin of roughly selecting is connected with screening type fine crushing device by two sections of upstriker sealing-tape machine III, the fine crushing ore storage mine that screening type fine crushing device connects therewith successively, fine crushing ore batcher and three sections of upstriker sealing-tape machine VI, use to mine with the high pressure roller mill that three sections of described upstriker sealing-tape machine VI are connected, the high pressure roller mill high-pressure roller mill connecting to mine therewith, described high-pressure roller mill is connected with sealing-tape machine VII.
2. the Analysis of Breaking Conveyance System of dark mining according to claim 1 mountain iron ore, is characterized in that described one section of upstriker sealing-tape machine, two sections of upstriker sealing-tape machines and three sections of upstriker sealing-tape machines all adopt the controlled drive unit of CST.
3. the Analysis of Breaking Conveyance System of dark mining according to claim 1 mountain iron ore, is characterized in that being provided with water spout at the head of three sections of described upstriker sealing-tape machines.
4. the Analysis of Breaking Conveyance System of dark mining according to claim 1 mountain iron ore, the high pressure roller mill described in it is characterized in that is used to mine and is communicated with ground.
CN201420158006.7U 2014-04-03 2014-04-03 Crushing and transportation system for deep mining of iron ores in mine Withdrawn - After Issue CN203764370U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420158006.7U CN203764370U (en) 2014-04-03 2014-04-03 Crushing and transportation system for deep mining of iron ores in mine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420158006.7U CN203764370U (en) 2014-04-03 2014-04-03 Crushing and transportation system for deep mining of iron ores in mine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103861708A (en) * 2014-04-03 2014-06-18 张天娇 Method and system for breaking and conveying iron ore in deep mining mine
CN106111303A (en) * 2016-08-25 2016-11-16 中冶北方(大连)工程技术有限公司 The mill of a kind of magnetic iron ore underground mill selects system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103861708A (en) * 2014-04-03 2014-06-18 张天娇 Method and system for breaking and conveying iron ore in deep mining mine
CN103861708B (en) * 2014-04-03 2015-11-18 张天娇 The broken transportation resources of dark mining mountain iron ore and Analysis of Breaking Conveyance System
CN106111303A (en) * 2016-08-25 2016-11-16 中冶北方(大连)工程技术有限公司 The mill of a kind of magnetic iron ore underground mill selects system
CN106111303B (en) * 2016-08-25 2018-02-09 中冶北方(大连)工程技术有限公司 A kind of mill of magnetic iron ore underground mill selects system

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20140813

Effective date of abandoning: 20151118

C25 Abandonment of patent right or utility model to avoid double patenting