CN201560180U - Dry separation and drying combination device - Google Patents
Dry separation and drying combination device Download PDFInfo
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- CN201560180U CN201560180U CN2009202718266U CN200920271826U CN201560180U CN 201560180 U CN201560180 U CN 201560180U CN 2009202718266 U CN2009202718266 U CN 2009202718266U CN 200920271826 U CN200920271826 U CN 200920271826U CN 201560180 U CN201560180 U CN 201560180U
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Abstract
The utility model provides a dry separation and drying combination device, which comprises a drying system and a dry separation system. The drying system is used for drying wet materials. The dry separation system is used for carrying out dry separation and quality improvement on the materials. In the dry separation and drying combination device, firstly the materials are subjected to dry separation, and then the materials subjected to dry separation are dried. A material outlet of the dry separation system is connected to a material inlet of the drying system by a material conveying mechanism. The device not only organically combines the dry coal preparation with the drying process and makes full use of the respective advantages of drying and dry separation, but also enlarges the application range of the device, has small investment and low production cost and is convenient for popularization and application of the coal drying and dry separation quality improvement technology.
Description
Technical field
The utility model relates to a kind of dry combination plant of dry separation of material, is specifically related to a kind of dry combination plant of dry separation that is used for the coal upgrading.
Background technology
The water content of coal and ash content, sulphur content are the important factors that influences the coal quality.In order to improve the quality of coal, must dewater and sorting to coal.Along with the exploitation of coal upgrading technology, coal drying and dry separation craft have obtained using widely therein, and have obtained significant effect.
For example, disclose a kind of air jigging dry coal preparation machine sorting bed exciting device in Chinese patent CN2889494Y, comprising vibrating motor and elastomeric component, vibrating motor and sorting bed are affixed, and the vibrating motor rotating shaft is vertical with the compass screen surface of sorting bed sieve plate; It is medium with the air, sorting material is formed the stratified work characteristics of air jigging according to the air jigging dry coal preparation, adopting exciting device is that same specification vibrating motor symmetry is installed, the output shaft and the vertical design of sorting bed working face of vibrating motor, this design makes the direction of vibration of sorting bed consistent with the outbound course of material, vibrating motor need not to carry material and throws motion, and material relies on the sorting bed in wind-force picking-up, jigging, the delaminating process and enters discharge device with short stroke.
" the coal drying system optimization research " delivered on " coal journal " 04 phase in 2004 discloses a kind of dry coal preparation technology, wherein according to of the control requirement of air dense medium fluidized bed dry coal preparation to feed coal moisture, size composition characteristic and moisture distribution characteristic in conjunction with 50～6mm sized coal grain, under the effect of vibrator, thin layer coal is shifted to discharge end apace from feeding end on air distribution plate, hot gas flow passes air distribution plate and coal seam from bottom to top, with the exchange of coal grain generation intensive caloic, make the surperficial free water rapid evaporation of coal grain.
Especially, combined type dry coal separation as the coal discharge refuse, effective practical technique of sulphur is fallen, the conserve water resource, avoid the black water secondary pollution, technology is simple, less investment, production cost are low, are fit to the demand of coal enterprises in China and are applied rapidly with its exclusive characteristics, for coal processing provides a kind of economical and practical coal preparation method.
But can former moisture content of coal size be use one of major influence factors of dry coal preparation, and free moisture surpasses 9% coal owing to separating effect reduces, and then can not directly select the dry coal preparation technology for use.In addition, China's lignite resource is abundant, but coal chance cementization is serious, must adopt dry coal preparation, yet because metamorphic grade is low, and moisture is big, is to influence the major cause that dry coal preparation is promoted.On the other hand, drying installation is carrying out in the exsiccant process high-moisture coal, need a large amount of thermals source and enough time of drying, processing power is inversely proportional to dehydration intensity, the current drying device is in order to improve output, dehydration intensity is very restricted, and dehydration is between 6-12%, and it is limited to improve thermal value by the exsiccant mode separately.Dry and dry separation is compared, and the investment of the drying installation of identical scale and production cost are 3-4 times of dry separation.
Thereby on the slave unit cost, consider on the production cost economy, use dry and dry separation equipment respectively separately, it is too big and make the investor be difficult to acceptance to be limited by investment; Additionally, the more impossible use simultaneously in same coal separating plant overlapped drying plants more and overlapped the dry separation equipment more, be used in combination the product of coal that suitable drying plant and dry separation equipment generate required quality or required grade according to the raw coal quality, therefore cause to be limited by former coal quality and to be difficult to promote dry coal preparation.According to present prior art level, still there is not good way to address the above problem at home and abroad.
In addition, well-known, China is the production and consumption big country of coal, and in primary energy source constituted, coal accounted for 75% great number proportion.A large amount of coal conversion are the demand that electric power is supported national economy.Produced in 13.25 hundred million tons of raw coal in 1997, have 5.23 hundred million tons to be used for generating, promptly the coal-burning power plant has consumed 39.5% of national coal production, is maximum coal user.It is the situation of main energy sources that generating relies on coal, also is like this in many developed countries.For example, as the U.S. of generating and big coal country, 86%～89% of its domestic coal consumption total amount is used for power plant.Thereby, the initial cost of coal-burning power plant, economical operation and environmental influence, relevant with Coal Quality to a great extent.In the thermal power generation cost, the coal expense accounts for 80%.Therefore, the lifting ature of coal is vital to the influence of coal-burning power plant.
So, be badly in need of a kind of addressing the above problem at present, and meet the country of Sustainable development and environmental protection and energy saving and ature of coal lift technique and the technology that industry requires.
The utility model content
The inventor has dropped into substantial contribution and has tested through long-term technological development and research, has invented the dry combination plant of a kind of dry separation, is specially a kind of dry combination plant of dry separation that is used for the coal upgrading.
According to technical solutions of the utility model, provide a kind of dry separation dry combination plant, comprise dry separation system and dehumidification system, the system of dry separation system for material is carried out the dry separation upgrading, dehumidification system is for to carry out the exsiccant system to wet stock, wherein the dry combination plant of dry separation utilizes the dry separation system that material is carried out dry separation earlier, utilizes dehumidification system to carry out drying to the material after the dry separation then; In the dry combination plant of this dry separation, the material discharge port of dry separation system is connected in the material opening for feed of dehumidification system by the material delivery mechanism.
Preferably, the dry combination plant of described dry separation also comprises feeder system, hot-air system and dedusting exhaust system; Hot-air system and dedusting exhaust system common service are promptly used same set of hot-air system and dedusting exhaust system in dehumidification system and dry separation system in dehumidification system and dry separation system; The hot blast that dehumidification system uses hot-air system to provide carries out drying to wet stock.
Preferably, described material delivery mechanism is a conveyor.
Preferably, feeder system is used for the material that needs the exsiccant material to transport to dehumidification system or to be used for needing dry separation is transported to the dry separation system for supplying with the part of wet stock; Hot-air system is the supplying heat source in the dehumidification system and includes hotblast stove and calorifier that the flue gas that hot-air system is used for generating is mixed into hot blast, hot blast is passed through calorifier forced feed dehumidification system with freezing air again after passing through and removing the Mars processing in hotblast stove; The dedusting exhaust system is made up of fly-ash separator and exhaust blower, and fly-ash separator is separated the material powder in the waste gas, merge to the dry separation system will the material of dry separation in; Clean gas after the processing is through the exhaust blower emptying.
Preferably, described wet stock is moisture coal.
More preferably, the dry separation system comprises compound dry separator, recirculation blower and tornado dust collector, is used for material dry separation or sorting processing classification; Feeder system comprises dry raw coal coal supply device and hotblast stove coal coal supply device two portions; The dry separation system is cleaned coal, middle coal and spoil with raw coal separation; Fly-ash separator is sack cleaner or tornado dust collector.
More preferably, comprise hotblast stove 2, gas blower 2-3, flame damper 1-12 and slag gas separation bin 2-8 in the hot-air system; Coal-supply system comprises and is subjected to coal bunker 1-1, first coaling machine 1 (1-3), vibration feeder 1-2 and second coaling machine 2 (1-5) and dry separation feeder 5-2, also comprises the feeder 3-1 that supplies with the moisture eliminator 3 in the dehumidification system; Dehumidification system comprises moisture eliminator 3, coal conveyer belts 5-1 and machine for unloading coal 3-2, and wherein machine for unloading coal 3-2 is arranged on the bottom of moisture eliminator 3, and coal conveyer belts 5-1 will be from the dried coal output of machine for unloading coal 3-2; Described sack cleaner is to the thin material dedusting in the drying installation, and aiutage 4-5 is connected sack cleaner dedusting mouth through exhaust blower 4-4; Dry back material conveyor 5-9 is connected the dry back material outlet of dry-dressing machine, and spoil conveyor 5-6 is connected the spoil outlet of dry-dressing machine; Tornado dust collector 5-4 connects with recirculation blower 5-5.
Use according to the dry combination plant of dry separation of the present utility model, overcome the defective of independent use drying and dry separation equipment, not only dry coal preparation and drying process are organically combined, brought into play the advantage separately of drying and dry separation, and enlarged the range of application of equipment, less investment, production cost is low, is convenient to applying of coal upgrading technology.
Description of drawings
Fig. 1 is the main structure synoptic diagram according to the dry combination plant of first dry separation of the present utility model;
Fig. 2 is the main structure synoptic diagram according to the dry combination plant of second dry separation of the present utility model;
Fig. 3 is the structural representation of second drying plant;
Fig. 4 is the structural representation of the second dry separation equipment;
Fig. 5 is the structural representation of the 3rd drying plant;
Fig. 6 is the structural representation of the 4th drying plant;
Fig. 7 is for using the raw coal upgrading process module figure according to the dry combination plant of dry separation of the present utility model.
Embodiment
The design of the utility model patent is exactly, overcome the drawback of independent use drying plant of the prior art and dry separation equipment, organically combine by drying plant and dry separation equipment, utilize the sharing of shared and thermal source of the equipment component in the wherein drying plant and dry separation equipment, realize the reduction of manufacturing cost, spoil after simultaneously can using dry separation in same production site and equipment is used as the energy of drying plant, choose thereby make the dry separation drying can be widely used in the material branch, greatly reduce the use cost of equipment simultaneously.
Main technical schemes of the present utility model mainly is made of dehumidification system and dry separation system, auxilliary feeder system, hot-air system and dedusting exhaust system.
In the technical solution of the utility model, to water content is not enough big, it is the material that material can become loose bulk, and when material contains more impurity, can use first dry separation or sorting, carry out the exsiccant method then, promptly main dry separation system and the dehumidification system of using, wherein, the system of dry separation system for the material that contains impurity is carried out the dry separation upgrading, dehumidification system is for to carry out the exsiccant system to the material after the sorting.In the dry combination plant of this dry separation, the material discharge port of dry separation system is connected in the material opening for feed of dehumidification system by the material delivery mechanism, and the material delivery mechanism is connected between the material opening for feed of the material discharge port of dry separation system and dehumidification system.
In the dry combination plant of above-mentioned dry separation, provide auxiliary feeder system, hot-air system and dedusting exhaust system; Wherein the dehumidification system hot blast that uses hot-air system to provide carries out drying to wet stock.Feeder system is for supplying with the part of wet stock, and the material that is suitable for needing the dried, classified upgrading to handle transports to dehumidification system or dry separation system; Hot-air system is the supplying heat source in the dehumidification system, is suitable for hot-blast stove fume is passed through except that being mixed into hot blast, hot blast is passed through calorifier forced feed dehumidification system with freezing air again after the Mars processing.In addition, the dedusting exhaust system is made up of fly-ash separator and exhaust blower, and fly-ash separator is separated the material powder in the waste gas, merge to the dry separation system will the material of dry separation in; Clean waste gas after the processing is through the exhaust blower emptying.
The dry separation system can use the dry separation equipment or the system of the early stage invention of the inventor or use the conventional dry separation or the size separation equipment that can buy on the market.In the utility model, the dry separation system mainly comprises compound dry separator (being dry separation main frame 5-3), recirculation blower and tornado dust collector, is suitable for material sorting processing classification.The material delivery mechanism is a conveyor.
Explain the inventive concept of technical solutions of the utility model below in conjunction with accompanying drawing 1-2.If there is not specified otherwise, can use the routine techniques means to connect between each parts in the utility model equipment; And those skilled in the art are by inventive concept of the present invention, also can expect using other parts with similar functions to replace corresponding component in the utility model; But, technical solutions of the utility model should be limited in following concrete, the preferred embodiment.Be example with raw coal dry separation drying below, inventive concept is described; Those skilled in the art should not be limited to protection domain of the present utility model dry separation drying at raw coal described below.
Fig. 1 is the main structure synoptic diagram according to the dry combination plant of first dry separation of the present utility model;
As shown in accompanying drawing 1, comprise hotblast stove 2, gas blower 2-3, flame damper 1-12 and slag gas separation bin 2-8 in the hot-air system; Coal-supply system comprises and is subjected to coal bunker 1-1, first coaling machine 1 (1-3), vibration feeder 1-2 and second coaling machine 2 (1-5) and dry separation feeder 5-2, also comprises the feeder 3-1 that supplies with the moisture eliminator 3 in the dehumidification system; Dehumidification system comprises moisture eliminator 3, coal conveyer belts 5-1 and machine for unloading coal 3-2, and wherein machine for unloading coal 3-2 is arranged on the bottom of moisture eliminator 3, and coal conveyer belts 5-1 will be from the dried coal output of machine for unloading coal 3-2; Described sack cleaner is to the thin material dedusting in the drying installation, and aiutage 4-5 is connected sack cleaner dedusting mouth through exhaust blower 4-4; Dry back material conveyor 5-9 is connected the dry back material outlet of dry-dressing machine, and spoil conveyor 5-6 is connected the spoil outlet of dry-dressing machine; Tornado dust collector 5-4 connects with recirculation blower 5-5.
Detailed syndeton and each parts have been presented among Fig. 1, adopt mode of connection well known in the art to connect between each parts.
Fig. 2 is the main structure synoptic diagram according to the dry combination plant of second dry separation of the present utility model;
The dry combination plant of the dry separation of the first dry separation after drying that provides in Fig. 1 and Fig. 2 is basic identical, all is by (also increasing one-level or two-stage or more multistage fragmentation again according to the quality of raw coal) after the one-level fragmentation, raw coal is carried out dry separation, carrying out drying then; Fig. 1 is identical with the function of corresponding component shown in Fig. 2.The dry combination plant difference of the dry separation of the first dry separation after drying that provides in Fig. 1 and Fig. 2 is, the raw coal of the dry combination plant of the dry separation of first dry separation after drying shown in Figure 1 after with dry separation is divided into coal and the spoil after the dry separation, then the coal after the dry separation sent to drying; And the raw coal of the dry combination plant of the dry separation of first shown in figure 2 dry separation after drying after with dry separation is divided into cleaned coal, middle coal and spoil, selects a kind of drying of sending in cleaned coal or the middle coal is gone for requirements of different users like this.
The drying plant and dry separation equipment in using the dry combination plant of above-mentioned dry separation, the utility model can also use the drying plant as shown in Fig. 3, Fig. 5 and Fig. 6, and uses dry separation equipment as shown in Figure 4.
Fig. 3 is the structural representation of second drying plant, and Fig. 5 is the structural representation of the 3rd drying plant, and Fig. 6 is the structural representation of the 4th drying plant, and Fig. 4 is the structural representation of the second dry separation equipment.
In accompanying drawing 3, each Reference numeral is expressed as respectively: 401 are sack cleaner or wet scrubber for exhaust blower, 407 for the conveyor that produces coal, 406 for tornado dust collector, 405 for whizzer, 404 for coaling belt conveyor, 403 for hotblast stove, 402.
In accompanying drawing 4, each Reference numeral is expressed as respectively: 6 is that sack cleaner, 502 is that unloading machine, 503 is that raw coal conveyor, 504 is the exhaust blower air register, 7 is vapor pipe, and 8 is that induced draft fan, 507 is that dry separation feeder, 508 is that dry separation main frame, 509 is that tornado dust collector, 510 are that cleaned coal conveyor, 511 is that middle coal conveyor, 512 is that spoil conveyor, 513 is a recirculation blower.
In accompanying drawing 5, each Reference numeral is expressed as respectively: 601 for returning the coal conveyor, 602 is crusher, 603 is vibratory screening apparatus, 604 are boiling coal conveyor, 605 is the hotblast stove coal bunker, 606 is the hotblast stove feeder, 607 is portfire, 608 is gas blower, 609 is hotblast stove, 610 is chimney, 611 is carbo-charger, 612 is flame damper, 613 is hot air duct, 614 for blowing the slag blower fan, 615 are the slag absorbing device, 616 is the strength slag-transporting pipe, 617 is backwind tube, 618 is slag gas separation bin, 619 for being subjected to coal bunker, 620 are the vibration feeder, 621 is first coaling machine, 622 is crusher, 623 is second coaling machine.
In accompanying drawing 6, each Reference numeral is expressed as respectively: 71 is that calorifier, 72 is that calorifier baffle plate, 73 is that feeder, 5 is that drying installation, 74 is that machine for unloading coal, 6 is that sack cleaner, 7 is a vapor pipe, 8 is induced draft fan, and 75 is that unloading machine, 76 is that coal conveyer belts, 77 is the exhaust blower air register.
Dry separation equipment shown in drying plant shown in Fig. 3,5,6 and Fig. 4 adopts mode of connection well known in the art or adopts the syndeton shown in the utility model Fig. 1.According to the functional component that provides among Fig. 3-6, those skilled in the art have known these functional components have been linked together, thereby finish its corresponding function.
Fig. 7 is for using the raw coal upgrading process module figure according to the dry combination plant of dry separation of the present utility model.In this schema, mainly comprise five major parts such as coal-supply system, hot-air system, dehumidification system, dedusting exhaust system and dry separation system, and in the dry associating of the dry separation raw coal upgrading method that a kind of the present invention of realization shown in the schema conceives, it may further comprise the steps:
1) use coal-supply system to provide dry coal supply and hotblast stove coal with transporting via broken; Hotblast stove is divided into chain-type hotblast stove and boiling type hotblast stove, directly is used as the fuel of chain hotblast stove as the low heat value＞16000kJ/kg of raw coal; When the low heat value of raw coal＜16000kJ/kg to adopt the boiling hotblast stove; Fluidizing furnace bunker coal below the 8mm is directly delivered to hot-air system (being heat source system), granularity after the fragmentation is delivered to dehumidification system less than the need moisture-free coal of 50mm.
2) use hot-air system to handle again with freezing air and be mixed into hot blast about 250 ℃ through removing Mars by hot-blast stove fume through calorifier forced feed moisture eliminator;
3) use dehumidification system that raw coal is carried out drying: to use vibrating mixed flow dryer, coal stream rouses oneself bed through multilayer from top to bottom and flow to coal outlet, hot blast passes the multilayer vibrating bed from bottom to top and discharges through the venting port on top, macro-flow between coal stream and the hot blast is an adverse current, promptly flows, has again the horizontal adverse current of coal and hot blast in the square crossing of inner existing coal of moisture eliminator and hot blast;
4) utilize the dedusting of dedusting exhaust system: the dedusting exhaust system is made up of sack cleaner and exhaust blower, and sack cleaner is separated the coal dust in the waste gas, merges in the product coal; Clean waste gas after the processing is through the exhaust blower emptying;
5) use dry separation system dry separation raw coal: the dry separation system is made up of compound dry separator, recirculation blower, tornado dust collector, is cleaned coal, middle coal and coal gangue with dried raw coal separation.
The organically combined action of above-mentioned five major parts, characteristics from the dry associating of dry separation raw coal upgrading flow process, flow process consumption be the raw coal of lower heating value, output be the cleaned coal of higher calorific value, have only the waste gas of part coal gangue and allow compliance with emission standards to discharge as refuse, the state basic policy that had both met national energy-saving and emission-reduction has considerable economic benefit again, is that the preferred option that raw coal upgrading is handled is carried out in the colliery that produces the low-quality raw coal.
More specifically, through test of many times, the individual component parameter that adopts in the utility model is as follows: hotblast stove, power 2.8MW-25MW, temperature are no more than 900 degrees centigrade; The raw coal conveyor, bandwidth 400-1200mm; Dry main air blower, air output be the 25000-400000 cubic meter/hour.
Although provided optimal design of the present utility model in the above,, tested enforcement by the contriver in the lump, and can obtain good technique effect at using routine to improve on each parts in the other field kind.For example, dry earlier back dry separation is not the full-range unique selection of connection, if the spoil content of raw coal is higher, and table moisture (visible moisture) is not high, in the time of can carrying out the dry separation operation, the user should preferentially select first dry separation after drying flow process, under the identical condition of investment, elder generation's dry separation scheme is to carry out dry place amount after removing spoil earlier, improves upgraded coal output more than 20% ~ 30% than first drying proposal; Under the identical condition of upgraded coal output, can reduce investment about 30%.If the table moisture of raw coal is too high or spoil content when not high, moistly then can not carry out the dry separation operation, so just had only the unique selection scheme of dry earlier back dry separation.For simplification of the present utility model, other materials applicatory or parts or process modification have not just been enumerated one by one at this.
In sum, the clear dry combination plant device of dry separation of the present utility model that described in detail.Although but be shown specifically and described the utility model with reference to preferred embodiment of the present utility model, but this area those skilled in the art be appreciated that, under the situation of the spirit and scope of the present utility model that do not deviate from the claims definition, can in form and details, make various modifications.In addition, the embodiment in this specification sheets is in order to set forth the explanation technical scheme, and protection domain specifically should be limited to certain specific embodiment in the utility model.
Claims (7)
1. the dry combination plant of dry separation comprises dry separation system and dehumidification system, the system of dry separation system for material is carried out the dry separation upgrading, and dehumidification system is for to carry out the exsiccant system to wet stock;
It is characterized in that the dry combination plant of this dry separation utilizes the dry separation system that material is carried out dry separation earlier, utilizes dehumidification system to carry out drying to the material after the dry separation then; In the dry combination plant of this dry separation, the material discharge port of dry separation system is connected in the material opening for feed of dehumidification system by the material delivery mechanism.
2. according to the dry combination plant of the described dry separation of claim 1, it is characterized in that the dry combination plant of described dry separation also comprises feeder system, hot-air system and dedusting exhaust system; Hot-air system and dedusting exhaust system common service are promptly used same set of hot-air system and dedusting exhaust system in dehumidification system and dry separation system in dehumidification system and dry separation system; The hot blast that dehumidification system uses hot-air system to provide carries out drying to wet stock.
3. according to the dry combination plant of the described dry separation of claim 1, it is characterized in that described material delivery mechanism is a conveyor.
4. according to the dry combination plant of the described dry separation of claim 3, it is characterized in that feeder system is used for the material that needs the exsiccant material to transport to dehumidification system and to be used for needing dry separation is transported to the dry separation system for supplying with the part of wet stock; Hot-air system is the supplying heat source in the dehumidification system and includes hotblast stove and calorifier that the flue gas that hot-air system is used for generating is mixed into hot blast, hot blast is passed through calorifier forced feed dehumidification system with freezing air again after passing through and removing the Mars processing in hotblast stove; The dedusting exhaust system is made up of fly-ash separator and exhaust blower, and fly-ash separator is separated the material powder in the waste gas, merge to the dry separation system will the material of dry separation in; Clean gas after the processing is through the exhaust blower emptying.
5. according to the dry combination plant of the described dry separation of claim 4, it is characterized in that described wet stock is moisture coal.
6. according to the dry combination plant of the dry separation of claim 5, it is characterized in that the dry separation system comprises compound dry separator, recirculation blower and tornado dust collector, be used for material dry separation or sorting processing classification; Feeder system comprises dry raw coal coal supply device and hotblast stove coal coal supply device two portions; The dry separation system is cleaned coal, middle coal and spoil with raw coal separation; Fly-ash separator is sack cleaner or tornado dust collector.
7. according to the dry combination plant of the arbitrary described dry separation among the claim 3-6, it is characterized in that, comprise hotblast stove (2), gas blower (2-3), flame damper (1-12) and slag gas separation bin (2-8) in the hot-air system; Coal-supply system comprises and is subjected to coal bunker (1-1), first coaling machine 1 (1-3), vibration feeder (1-2) and second coaling machine 2 (1-5) and dry separation feeder (5-2), also comprises the feeder (3-1) of the moisture eliminator (3) in the supply dehumidification system; Dehumidification system comprises moisture eliminator (3), coal conveyer belts (5-1) and machine for unloading coal (3-2), and wherein machine for unloading coal (3-2) is arranged on the bottom of moisture eliminator (3), and coal conveyer belts (5-1) will be from the dried coal output of machine for unloading coal (3-2); Described sack cleaner is to the thin material dedusting in the drying installation, and aiutage (4-5) is connected sack cleaner dedusting mouth through exhaust blower (4-4); Dry back material conveyor (5-9) is connected the dry back material outlet of dry-dressing machine, and spoil conveyor (5-6) is connected the spoil outlet of dry-dressing machine; Tornado dust collector (5-4) are connected with recirculation blower (5-5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202718266U CN201560180U (en) | 2009-11-19 | 2009-11-19 | Dry separation and drying combination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202718266U CN201560180U (en) | 2009-11-19 | 2009-11-19 | Dry separation and drying combination device |
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| CN201560180U true CN201560180U (en) | 2010-08-25 |
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| CN2009202718266U Expired - Fee Related CN201560180U (en) | 2009-11-19 | 2009-11-19 | Dry separation and drying combination device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060620A1 (en) * | 2009-11-19 | 2011-05-26 | Li Gongmin | Integrated drying and dry-separating apparatus for upgrading raw coal and method of using same |
| CN104001613A (en) * | 2014-05-28 | 2014-08-27 | 唐山市神州机械有限公司 | Mineral separator and use method thereof |
| CN104001611A (en) * | 2014-05-28 | 2014-08-27 | 唐山市神州机械有限公司 | Mineral separator |
| CN104001614A (en) * | 2014-05-28 | 2014-08-27 | 赛博瑞特（北京）技术发展有限公司 | Mineral separator |
| WO2019238020A1 (en) * | 2018-06-14 | 2019-12-19 | 中国矿业大学 | Method and process for quality improvement by means of optimally cooperating brown coal drying and dry separation method and process |
-
2009
- 2009-11-19 CN CN2009202718266U patent/CN201560180U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011060620A1 (en) * | 2009-11-19 | 2011-05-26 | Li Gongmin | Integrated drying and dry-separating apparatus for upgrading raw coal and method of using same |
| CN104001613A (en) * | 2014-05-28 | 2014-08-27 | 唐山市神州机械有限公司 | Mineral separator and use method thereof |
| CN104001611A (en) * | 2014-05-28 | 2014-08-27 | 唐山市神州机械有限公司 | Mineral separator |
| CN104001614A (en) * | 2014-05-28 | 2014-08-27 | 赛博瑞特（北京）技术发展有限公司 | Mineral separator |
| WO2019238020A1 (en) * | 2018-06-14 | 2019-12-19 | 中国矿业大学 | Method and process for quality improvement by means of optimally cooperating brown coal drying and dry separation method and process |
| US11434444B2 (en) | 2018-06-14 | 2022-09-06 | China University Of Mining And Technology | Method and process for upgrading lignite by collaborative optimization of drying and dry sorting |
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