CN100387354C - Apparatus and method for wash separating coal by jump separation - Google Patents

Apparatus and method for wash separating coal by jump separation Download PDF

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Publication number
CN100387354C
CN100387354C CNB2006100669872A CN200610066987A CN100387354C CN 100387354 C CN100387354 C CN 100387354C CN B2006100669872 A CNB2006100669872 A CN B2006100669872A CN 200610066987 A CN200610066987 A CN 200610066987A CN 100387354 C CN100387354 C CN 100387354C
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Prior art keywords
jigging
discharge
coal
jigging machine
discharge refuse
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CNB2006100669872A
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CN1817469A (en
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姚昆亮
郭庆文
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YITONG SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd TANGSHAN
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YITONG SCIENCE AND TECHNOLOGY DEVELOPMENT Co Ltd TANGSHAN
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Abstract

The present invention discloses a gangue discharging jigging machine and a method for gangue discharging and coal separation in a jigging mode, which comprises the existing single section jigging machine and the coal separation method. The gangue discharging jigging machine is characterized in that an overflow passage of the existing single section jigging machine is changed to a material discharging passage which can only discharge light products, the slope angle of a sieve plate is enlarged, a water replenishing device replaces water topping device, and the depth of bed layer trough body is increased. The method of the present invention is characterized in that raw coal can be divided into three products, the separation operation rarely needs water or top water, and the jigging operation rarely discharge overflow or does not discharge overflow. By using the present invention to gangue discharging and coal separation, a great amount of water can be saved, the washing cost is reduced, and the effects of high productive efficiency, large output, small current consumption, etc. which can not be achieved by the existing single section jigging machine are obtained. The present invention is a novel jigging gangue discharging and coal washing method and a gangue discharging jigging machine in coal washing industry. The present invention can be used for gangue predischarging in a raw coal preparing workshop, steam coal separation, coal reclamation from excavation coal and dirty and complicated coal and underground gangue discharging; the present invention can be used for separating lump coal by replacing a heavy-medium vertical wheel and an oblique wheel.

Description

A kind of jigging discharge refuse coal washing method and discharge refuse jigging machine
Affiliated technical field
The present invention relates to a kind of coal preparation method and cleaning unit thereof, especially relate to a kind of jigging discharge refuse coal preparation method and discharge refuse jigging machine.
Background technology
Germany has just developed mechanical movable-sieve jig mid-term in 20th century, be used for instead of manual and select the bulk spoil, domesticly also develop the sorting that similar movable-sieve jig is used to solve the 50mm-300mm coarse coal in the eighties, but also there is the deficiency of the big and device fabrication complexity of investment, poor reliability in this up till now method and apparatus, and the problem solution of always failing.And from the whole developing history process of jigging machine, movable-sieve jig is the most ancient a kind of pattern of jigging machine, the development of the jigging machine process of " moving sieve " → " piston " → " air impulsive motion " of having passed by over more than 100 year, no matter jigging machine is energy consumption to present " air impulsive motion " jigging machine, or separating effect all has very large raising than the most original " moving sieve ".Since it is so, why so for many years without the air pulsating jig discharge refuse? this be because, up till now, traditional single stage jigging machine and coal preparation method thereof that coal separation is both at home and abroad used, contained just like 192~226 pages of " mineral dressing " books that in October, 2002 second impression of publishing house of China Mining University is published, and for example Chinese coal industry publishing house publish in April, 1993 " 329~435 pages of coal separation handbook one books are contained, be used for discharge refuse all need to add a large amount of water be used for loose bed and carry layering after the top layer cleaned coal, the result is counter to cause power consumption very big, and because a large amount of water and light product mix common the discharge, increased system-wide basic link, make whole system complicated, investment is big, so compares also with moving sieve just not had advantage.
Summary of the invention
The purpose of this invention is to provide a kind of using water wisely in a large number, reduce the washing cost, and can obtain the production efficiency height, output is big, power consumption is little, small investment, reliable, and the jigging discharge refuse coal washing method that realizes easily under the prior art condition.
Another object of the present invention provides a kind of discharge refuse jigging machine of realizing jigging discharge refuse coal washing method.
Technical scheme of the present invention is summarized as follows:
Jigging discharge refuse coal preparation method of the present invention, comprise existing single stage jigging coal preparation method, characteristics are: once can sub-elect three kinds of products such as heavy product, light product and floating thing during with this method feed coal, and seldom use in the assorting room maybe without top water, this method comprises the steps:
1. be ready to the discharge refuse jigging machine, and complete bed, fill with water;
2. start-up system is adjusted parameter, enters pre-production status;
3. add raw coal, normal boot-strap from sieving down and the heavy product of spoil discharge road discharge, is isolated floating thing from the water surface, discharges light product from the discharge road on top, the suitable water of adding disappearance;
4. ordinary production is carried out sorting by the density difference.
Jigging discharge refuse coal preparation method of the present invention, wherein jigging machine is not discharged overflow in washing process;
Jigging discharge refuse coal preparation method of the present invention, the pulsation jigging mode that the pulsation jigging mode of the best was provided for the compound air chamber jigging machine when wherein feed coal was pulsed the jigging layering in water;
Jigging discharge refuse coal preparation method of the present invention is limited to 6 millimeters to 50 millimeters under the wherein preferable suitable material size, be limited to 300 millimeters on the material size.
Discharge refuse jigging machine of the present invention comprises existing single stage jigging machine, is characterized in: the wasteway of existing single stage jigging machine body is made into cleaned coal discharge road, and strengthen the inclination angle of described existing single stage jigging machine body sieve plate;
Discharge refuse jigging machine of the present invention, the sieve plate inclination angle of wherein said discharge refuse jig body are compared the optimum range of increase between 3 to 20 degree with the sieve plate inclination angle of described existing single stage jigging machine body;
Discharge refuse jigging machine of the present invention, the bed cell body of wherein said discharge refuse jig body is darker than the bed cell body of described existing single stage jigging machine body;
Discharge refuse jigging machine of the present invention, wherein said discharge refuse jig body are compared with adding the water device with described existing single stage jigging machine body and have been replaced top water device;
Discharge refuse jigging machine of the present invention, porch, wherein said discharge road is equipped with the discharge arrangement for adjusting height that can regulate the discharge height;
Discharge refuse jigging machine of the present invention, wherein said discharge refuse jig body top is equipped with the automatic discharger of floating thing by a side of discharge body.
Compared with the prior art the present invention has fully shown following advantage:
1. realized and need not or seldom use top water, needed general power to reduce, reduction at double power consumption;
2. do not discharge overflow or seldom discharge overflow, system can simplify greatly, and gross investment and totle drilling cost reduce greatly;
3. device efficiency is better than movable-sieve jig, and throughput per hour is confidential bigger than vibro-assisted jigging;
4. equipment dependability is than several times of the confidential improves of vibro-assisted jigging;
5. device fabrication is simple, and cost is low, only is about half of movable-sieve jig.
In sum, advantage of the present invention is: using water wisely in a large number, reduce the washing cost, and can obtain the production efficiency height, output is big, power consumption is little, small investment, reliable, and under the prior art condition, realize easily.
Adopting jigging discharge refuse coal preparation method of the present invention and the coal separation of discharge refuse jigging machine, can obtain the existing inaccessiable effect of single stage jigging machine, is brand-new jigging discharge refuse coal washing method and discharge refuse jigging machine in a kind of coal washing industry.Can be used for the pre-discharge refuse of raw coal beamhouse; Steam coal separation; From driving coal and dirty assorted coal, reclaim coal; The down-hole discharge refuse; Upright wheel of also alternative heavy Jie and oblique wheel are as lump coal separation.
Description of drawings
Fig. 1 represents a kind of structural representation of discharge refuse jigging machine
Fig. 2 represents the structural representation of another kind of discharge refuse jigging machine
Fig. 3 represents the structural representation of the third discharge refuse jigging machine
Fig. 4 represents the structural representation of the 4th kind of discharge refuse jigging machine
Fig. 5 represents the compages schematic diagram of discharge refuse jigging machine
Among the figure:
1. jig body, 2. bed cell body, 3. feeding mouth, 4. discharge road, 5. sieve plate, 6. air chamber, 7. top water device, 8. waste rock discharge device, 9. spoil discharge road, 10. communication channel, 11. the cleaned coal discharge gate, 12. spoil discharge gates, 13. water replanishing devices, 14. the discharge arrangement for adjusting height, the automatic discharger of 15. floating things.
The specific embodiment
A kind of jigging discharge refuse coal preparation method provided by the invention, it comprises existing single stage jigging coal preparation method, once can sub-elect three kinds of products such as heavy product, light product and floating thing when different is with this method feed coal, and seldom use in the assorting room maybe without top water, this method comprises the steps:
1. be ready to the discharge refuse jigging machine, and complete bed, fill with water;
2. start-up system is adjusted parameter, enters pre-production status;
3. add raw coal, normal boot-strap from sieving down and the heavy product of spoil discharge road discharge, is isolated floating thing from the water surface, discharges light product from the discharge road on top, the suitable water of adding disappearance;
4. ordinary production is carried out sorting by the density difference.
Jigging discharge refuse coal preparation method provided by the invention, wherein jigging machine is not discharged overflow in washing process.
Jigging discharge refuse coal preparation method provided by the invention, the pulsation jigging mode that the pulsation jigging mode of the best was provided for the compound air chamber jigging machine when wherein feed coal was pulsed the jigging layering in water.
Jigging discharge refuse coal preparation method provided by the invention is limited to 6 millimeters to 50 millimeters under the wherein preferable suitable material size, be limited to 300 millimeters on the material size.
Discharge refuse jigging machine provided by the invention is further described below in conjunction with air chamber discharge refuse jigging machine:
Embodiment 1, among Fig. 1, and a kind of air chamber discharge refuse jigging machine, it comprises existing single stage jigging machine body 1 and discharge road 4.The inclination angle of the sieve plate 5 in the described single stage jigging machine body 1 is strengthened than conventional.Described discharge road 4 is the closed device of upper shed, form by feeding mouth 3, communication channel 10 and cleaned coal discharge gate 11, the feeding mouth 3 in described discharge road 4 is adaptive with the overfall of existing single stage jigging machine body 1 institute, and periphery is tightly connected, and also can become the common port of same wall.Described discharge road 4 topmosts are rectangular shape, and the bottom is the communication channel 10 of tubular.Described communication channel 10 can be straight, also can make various bendings, can also make oblique or other form, section can be the square type, can also be round or other shapes, adopt rounding off to connect when the section configuration on described communication channel 10 section configurations and 4 tops, discharge road is different between two parts.Described communication channel 10 be provided with cleaned coal discharge gate 11 bottom.
Based on same principle and method, the present invention also can be controlled at the optimum range that increases as 5 inclination angles of the sieve plate among Fig. 1 between 3 to 20 degree.
Based on same principle and method, the present invention also can increase the cell body degree of depth as the bed cell body 2 among Fig. 1.
During present embodiment work, the raw coal that adds described single stage jigging machine body 1 carries out sorting by the density difference in the pulsation water body that air chamber 6 produces, the heavy product of lower floor after the sorting, comprise gangue, ironware, heavy metal etc., behind spoil discharge road 9 and waste rock discharge device 8, mix with weight under the sieve, discharge from spoil discharge gate 12; The light product in upper strata after the sorting comprises cleaned coal or coal separation intermediate products etc., enters discharge road 4, discharges by communication channel 10 and cleaned coal discharge gate 11; Floater after the sorting comprises wooden unit, light foreign material etc., drags for or discharges from the water surface; Thereby finish the sorting work of raw coal.
Embodiment 2, in Fig. 2, and another kind of air chamber discharge refuse jigging machine, the shape of its single stage jigging machine body 1, structure, material therefor, effect are described like embodiment 1.The main shape in discharge road 4, structure, material therefor, effect etc. are also as described in the embodiment 1, different is that the top water device 7 of the machine of single stage jigging described in Fig. 1 body 1 is cancelled, single stage jigging machine body 1 top near in, increase on the certain position at rear portion and band has been installed is added the adjustable water replanishing device 13 of discharge, the installation direction of this water replanishing device 13 is advisable with easy to operate, can be on the left side of single stage jigging machine body 1 or either party of the right.
During present embodiment work, job step, method, principle are described like embodiment 1, different is to add the adjustable water replanishing device 13 of discharge by the band of installing to add a certain amount of water in single stage jigging machine body 1, and this water yield is discharged the water that gangue, ironware, heavy metal, cleaned coal, coal separation intermediate products and wooden unit, light foreign material etc. are taken away to replenish.
Embodiment 3, in Fig. 3, and the third air chamber discharge refuse jigging machine, the shape of its single stage jigging machine body 1, structure, material therefor, effect are described like embodiment 1.The main shape in discharge road 4, structure, material therefor, effect etc. are also as described in the embodiment 1, and different is to increase the discharge arrangement for adjusting height 14 that can regulate the discharge height has been installed on described feeding mouth 3.
Based on same principle and method, the present invention also can realize 26S Proteasome Structure and Function as described in Figure 3 on as embodiment 2 described discharge refuse jigging machines.
In present embodiment when work,, job step, method, principle are described like embodiment 1, and the discharge arrangement for adjusting height 14 that different is by the discharge the regulated height installed is necessarily controlled the ash of discharging cleaned coal, accomplishes discharge as required.
Embodiment 4, in Fig. 4, and the 4th kind of air chamber discharge refuse jigging machine, the shape of its single stage jigging machine body 1, structure, material therefor, effect are described like embodiment 1.The main shape in discharge road 4, structure, material therefor, effect etc. are also as described in the embodiment 1, and different is to increase the automatic discharger 15 of floating thing has been installed on described discharge road 4.
Based on same principle and method, the present invention also can realize 26S Proteasome Structure and Function as described in Figure 4 on as embodiment 2 or embodiment 3 described discharge refuse jigging machines.
In present embodiment when work,, job step, method, principle are described like embodiment 1, and different is to discharge the floating things such as wooden slag that float on the surface by the automatic discharger 15 of the floating thing of installing.
The all functions compages of the technical scheme of discharge refuse jigging machine of the present invention as shown in Figure 5, the shape of its single stage jigging machine body 1, structure, material therefor, effect are described to 4 like embodiment 1.The main shape in discharge road 4, structure, material therefor, effect etc. are also as described in the embodiment 1 to 4, and the job step during work, method, principle are described to 4 like embodiment 1.
Based on same principle and method, technical scheme of the present invention also can be embodied as other pattern discharge refuse jigging machine on other pattern single stage jigging machine.
The invention discloses a kind of discharge refuse coal jigging method and discharge refuse jigging machine; though more than enumerated less embodiment; but for those of ordinary skill in the art; to some remodeling that the present invention did, improvement, replacement etc.; perhaps above-mentioned embodiment is done any combination and is changed, and all drops within protection scope of the present invention.

Claims (10)

1. jigging discharge refuse coal preparation method, comprise existing single stage jigging coal preparation method, it is characterized in that: once can sub-elect three kinds of products such as heavy product, light product and floating thing during with this method feed coal, and seldom use in the assorting room maybe without top water, this method comprises the steps:
1. be ready to the discharge refuse jigging machine, and complete bed, fill with water;
2. start-up system is adjusted parameter, enters pre-production status;
3. add raw coal, normal boot-strap from sieving down and the heavy product of spoil discharge road discharge, is isolated floating thing from the water surface, discharges light product from the discharge road on top, the suitable water of adding disappearance;
4. ordinary production is carried out sorting by the density difference.
2. a kind of jigging discharge refuse coal preparation method as claimed in claim 1, it is characterized in that: jigging machine is not discharged overflow in washing process.
3. a kind of jigging discharge refuse coal preparation method as claimed in claim 1 or 2 is characterized in that: the pulsation jigging mode that the pulsation jigging mode of the best was provided for the compound air chamber jigging machine when feed coal was pulsed the jigging layering in water.
4. a kind of jigging discharge refuse coal preparation method as claimed in claim 1 or 2 is characterized in that: be limited to 6 millimeters to 50 millimeters under the preferable suitable material size, be limited to 300 millimeters on the material size.
5. realize claim 1 or 2,3,4 described a kind of discharge refuse jigging machines, comprise existing single stage jigging machine, it is characterized in that: the wasteway of existing single stage jigging machine body is made only to arrange into the discharge road of light product, and strengthen the inclination angle of described existing single stage jigging machine body sieve plate.
6. a kind of discharge refuse jigging machine as claimed in claim 5 is characterized in that: the optimum range of increase is compared between 3 to 20 degree in the sieve plate inclination angle of described discharge refuse jig body with the sieve plate inclination angle of described existing single stage jigging machine body.
7. as claim 5 or 6 described a kind of discharge refuse jigging machines, it is characterized in that: the bed cell body of described discharge refuse jig body is darker than the bed cell body of described existing single stage jigging machine body.
8. as claim 5 or 6 described a kind of discharge refuse jigging machines, it is characterized in that: described discharge refuse jig body is compared with adding the water device with described existing single stage jigging machine body and has been replaced top water device.
9. as claim 5 or 6 described a kind of discharge refuse jigging machines, it is characterized in that: porch, described discharge road is equipped with the discharge arrangement for adjusting height that can regulate the discharge height.
10. as claim 5 or 6 described a kind of discharge refuse jigging machines, it is characterized in that: described discharge refuse jig body top is equipped with the automatic discharger of floating thing by a side in discharge road.
CNB2006100669872A 2006-04-04 2006-04-04 Apparatus and method for wash separating coal by jump separation Expired - Fee Related CN100387354C (en)

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CN102441477B (en) * 2010-10-13 2013-07-24 金易通科技(北京)股份有限公司 Drop jigging sorting method and drop jigging machine
CN102441478B (en) * 2010-10-13 2014-02-05 金易通科技(北京)股份有限公司 Streaming assistant-selection jigging sorting method
CN102716797A (en) * 2012-06-07 2012-10-10 沈阳北方重矿机械有限公司 Jigging machine with single screen surface for discharging waste rock
CN106694203A (en) * 2015-07-31 2017-05-24 金易通科技(北京)股份有限公司 Oil shale jigging method and jigging machine
CN109174428B (en) * 2018-09-04 2021-07-23 金易通(天津)智能装备有限公司 Jigging method for secondary regulation and control of pulsating water flow and jigger for implementing method
CN113663813A (en) * 2021-07-26 2021-11-19 府谷县正山环保节能有限责任公司 Solid waste coal dressing equipment and coal dressing process thereof

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548551A1 (en) * 1983-07-07 1985-01-11 Consolidation Coal Co Coal cleaning jig
CN2160470Y (en) * 1993-07-05 1994-04-06 煤炭科学研究总院唐山分院 Jigging chamber of air chamber jig under screen
CN2228379Y (en) * 1995-08-18 1996-06-05 杨德信 Separating type sieve side air chamber jigging machine
CN2237486Y (en) * 1995-08-18 1996-10-16 杨德信 Miniature screen air chamber jigger
JP2000051731A (en) * 1998-08-07 2000-02-22 Kyoboshi:Kk Gravity sorting device of aggregate
CN2536304Y (en) * 2002-03-28 2003-02-19 李智 Adjustable sieve plates for jerking device
WO2005075087A1 (en) * 2004-01-08 2005-08-18 Japan Resources Technology Co., Ltd Device for sorting lightweight waste materials and method of sorting mixed waste materials
CN1745901A (en) * 2005-10-17 2006-03-15 唐山易通科技开发有限公司 Desliming jigger and coal preparation

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548551A1 (en) * 1983-07-07 1985-01-11 Consolidation Coal Co Coal cleaning jig
CN2160470Y (en) * 1993-07-05 1994-04-06 煤炭科学研究总院唐山分院 Jigging chamber of air chamber jig under screen
CN2228379Y (en) * 1995-08-18 1996-06-05 杨德信 Separating type sieve side air chamber jigging machine
CN2237486Y (en) * 1995-08-18 1996-10-16 杨德信 Miniature screen air chamber jigger
JP2000051731A (en) * 1998-08-07 2000-02-22 Kyoboshi:Kk Gravity sorting device of aggregate
CN2536304Y (en) * 2002-03-28 2003-02-19 李智 Adjustable sieve plates for jerking device
WO2005075087A1 (en) * 2004-01-08 2005-08-18 Japan Resources Technology Co., Ltd Device for sorting lightweight waste materials and method of sorting mixed waste materials
CN1745901A (en) * 2005-10-17 2006-03-15 唐山易通科技开发有限公司 Desliming jigger and coal preparation

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