CN2889496Y - Wind-powered jigging dry method coal separator - Google Patents
Wind-powered jigging dry method coal separator Download PDFInfo
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- CN2889496Y CN2889496Y CN 200620024229 CN200620024229U CN2889496Y CN 2889496 Y CN2889496 Y CN 2889496Y CN 200620024229 CN200620024229 CN 200620024229 CN 200620024229 U CN200620024229 U CN 200620024229U CN 2889496 Y CN2889496 Y CN 2889496Y
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- separating
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Abstract
An air jigging dry process coal separator belongs to the technical field of separating devices, and is used to improve the separating efficiency. The coal separater comprises a separating lathe, a wind box, a wind inlet device, a material feeding device, a material discharging device, a dust cleaning device and a stander. Said wind box is installed under the separating lathe via elastic sealed connection therebetween; the wind box is communicated with the wind inlet device; the wind inlet device consists of a pulse wind channel and a normal pressure wind channel; a pulse wind valve, a blower and normal blower are installed in the pulse wind channel and the normal pressure wind channel respectively. The utility model takes the air as the separating medium integrating normal pressure wind and pulse wind, makes the coal layer of separating lathe form wind force jigging, and separates coal form the rock waste. The utility model has high separating efficiency and high automation level, can be widely used for removing the attal from various kinds of coal, separating coking coal, eliminating high sulphur coal granular iron ore, and recycling coal attal. The utility model is especially suitable for coal separating in the drought area.
Description
Technical field
The utility model relates to a kind of solid separation equipment, is that a kind of air that utilizes divides the coal picker of spoil in the coal separation, troilite grain or impurity for medium specifically, belongs to the separation equipment technical field.
Background technology
The main application of coal is industrial thermal coal, and nearly half is used as thermal power generation in the thermal coal.Contain a large amount of ash contents in the raw coal, generally make its ash content reduce about 10% and just can be used as thermal coal through primary election.The content of ashes that reduces in the raw coal can improve coal-fired fuel value on the one hand, can also reduce the expense of coal aspect transportation, processing on the other hand greatly, and the content of ashes that reduces in the raw coal then depends on coal preparation technology and equipment.At present, it is 32% only that China's raw coal goes into to wash rate, occupy the end that world's raw coal goes into to wash rate, and the principal element that causes this state is because the water resource of China's scarcity and backward coal washing technology.The current hydraulic jigging coal picker that generally adopts is every to select 1 ton of coal to need 3～5 tons of water consumptions, astronomical thermal coal to be realized all that washing is unpractical, moreover much low grade coal can be in water-washing process argillization, can not adopt washing at all, north cold area freezes because of containing a large amount of moisture content in the coal after washing winter in addition, bring very big difficulty can for transportation and storage.In addition, wet process coal cleaning investment and operating cost are all higher.For these reasons, present present situation is that thermal coal does not go into to wash substantially, and directly sends to burning, and the result causes serious environmental to pollute, and wastes a large amount of energy and transportation disposal cost.
Other has a kind of dry coal preparation, and it utilizes a kind of equipment of similar air table, is power with normal pressure wind-force, and material is separated on the sorting bed.It has overcome many drawbacks of wet coal preparation, but because of the reason of structural design, its automation degree of equipment and sorting index are lower, can not adapt to the needs of large-scale production, remains to be continued exploitation and explores.
Summary of the invention
The utility model is used to overcome the defective of prior art and provide a kind of the air jigging dry coal preparation machine that is working media with the air, has higher sorting index.
The alleged problem of the utility model is solved by following technical scheme:
A kind of air jigging dry coal preparation machine, be provided with sorting bed 2, air compartment 5 during it constitutes, give wind apparatus, charging gear 1, discharge device 9, dedusting is put and frame 4, described air compartment is positioned under the sorting bed, elastic packing connects between the two, air compartment is communicated with to wind apparatus, the described wind apparatus of giving is made of fluctuating wind passage 6 and normal pressure wind passage 7, is respectively equipped with pulsation air-valve 6-1, blower fan 14 and normal pressure wind blower fan 15 on fluctuating wind passage and the normal pressure wind passage.
Above-mentioned air jigging dry coal preparation machine, described sorting bed 2 is obliquely installed, and is provided with sieve plate 2-1 in the sorting bed, sieve plate is installed and is constituted compass screen surface, sorting bed feeding end is provided with exciting device 3, and exciting device is made up of vibrating motor 3-1 and elastic parts 3-2, and vibrating motor and sorting bed are affixed; Elastic parts one end and sorting bed are hinged, and the other end is hinged on the frame 4, and described sorting bed direction of vibration is consistent with material outbound course on the compass screen surface.
Above-mentioned air jigging dry coal preparation machine, described discharge device 9 is positioned at sorting bed discharge end and connects with the sorting bed, described discharge device is made up of row breeching 9-1 and discharge refuse road 9-2, and row's breeching mouth is positioned on the discharge refuse road junction, and described discharge device is provided with power discharge mechanism 9-3.
Above-mentioned air jigging dry coal preparation machine, described air compartment 5 are divided into 2～6 little air compartments of independence, and each little air compartment is communicated with fluctuating wind passage and normal pressure wind passage by branched bottom respectively, and branched bottom is provided with volume damper 16.
Above-mentioned air jigging dry coal preparation machine is provided with in the described discharge device and regulates weir plate 10, and described adjusting weir plate is positioned at row's breeching mouth and place, discharge refuse road junction.
Above-mentioned air jigging dry coal preparation machine, described charging gear 1 are positioned at sorting bed feeding end top and logical with the sorting bench grafting, and charging gear is provided with power feeder 1-1.
Above-mentioned air jigging dry coal preparation machine, described sorting bed is provided with airtight dust gathering arrester 11, and dust gathering arrester is communicated with air inducing dust arrester 12, and described dust arrester is a dry bag-type dust remover.
Above-mentioned air jigging dry coal preparation machine, described air compartment 5 bottoms are provided with troilite grain strobe emission 8.
The utility model has overcome the drawback of hydraulic jigging wet coal preparation, and it is working media with the air, combines with normal pressure power and fluctuating wind, makes sorting bed coal seam form air jigging.Above sorting material forms by density difference, sinking speed are different under the air-flow effect be the little coal seam of density and below be the big spoil layer of density, install and the adjusting of automatics through manual at sorting bed discharging opening, accurately isolate the spoil in the raw coal.The utility model sorting index height, automaticity height are fit to scale coal production enterprise and use, and are containing huge market potential.The utility model can be used for the eliminating of each coal spoil, easily the removing of sorting, the granular iron ore of sulphur coal, the recovery of coal gangue hill of argillization coal, is specially adapted to the coal separation in drought and water shortage area.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1.
Each label is expressed as follows among the figure: 1. charging gear; 1-1. power feeder; 2. sorting bed; 2-1. sieve plate; 3. exciting device; 3-1. vibrating motor; 3-2. elastic parts; 4. frame; 5. air compartment; 5-1. little air compartment; 6. fluctuating wind passage; 6-1. pulsation air-valve; 7. normal pressure wind passage; 8. troilite grain strobe emission; 9. discharge device; 9-1. row's breeching; 9-2. discharge refuse road; 9-3. power discharge mechanism; 10. adjusting weir plate; 11. dust gathering arrester; 12. dust arrester; 13. elastic packing packing ring; 14. fluctuating wind blower fan; 15. normal pressure wind blower fan; 16. volume damper.
The specific embodiment
Referring to Fig. 1, comprise sorting bed 2, air compartment 5 in the formation of the present utility model, give wind apparatus, charging gear 1, discharge device 9, dust arrester 12 and frame 4, the air compartment flexible fastening is on frame.Core of the present utility model is and air compartment that is communicated with to wind apparatus and the sorting bed that can carry out double vibrations.As seen from the figure, air compartment 5 is positioned under the sorting bed 2, and both form the elastic packing connection by a frame shape cushion rubber 13, and frame shape cushion rubber both can play sealing function, can play the effect of shear spring again.The sorting bed is obliquely installed, and is provided with slotted plate 2-1 in the sorting bed, and the installation of sieve plate constitutes compass screen surface.Sorting bed feeding end is provided with exciting device 3, and exciting device is made up of vibrating motor 3-1 and elastic parts 3-2, and vibrating motor and sorting bed are affixed; Elastic parts one end and sorting bed are hinged, and the other end and frame are hinged, and sorting bed direction of vibration is consistent with material outbound course on the sieve plate, and this setting can effectively improve the efficiency of separation.The described wind apparatus of giving is made of fluctuating wind passage 6 normal pressure wind passages 7, is respectively equipped with pulsation air-valve 6-1, fluctuating wind blower fan 14 and normal pressure wind blower fan 15 on fluctuating wind passage and normal pressure wind passage.
Still referring to Fig. 1, for the air quantity that makes each position of sorting bed can be adjusted respectively as required, air compartment 5 is divided into 2～6 independently little air compartment 5-1 by specification of equipment, and little air compartment is the diverse location of corresponding sorting bed respectively, and each little air compartment is communicated with fluctuating wind passage and normal pressure wind passage by branched bottom respectively.Can volume damper 16 be set on each branched bottom, be used to adjust each little air compartment air quantity, it is even to reach whole sorting bed air quantity, or adjusts the air quantity of sorting bed different parts on demand, to reach the desirable requirement of sorting material.Air compartment 5 shown in Fig. 1 is made up of three little air compartments.
Still referring to Fig. 1, sorting bed 2 is communicated with charging gear 1 discharge device 9 respectively, and charging gear is positioned at sorting bed feeding end top, charging gear is provided with power feeder 1-1, and in this example, feeder is motor and impeller, adjust motor speed, can obtain different delivery rates.Discharge device 9 is positioned at sorting bed discharge end, discharge device is made up of row breeching 9-1 and discharge refuse road 9-2, row's breeching mouth is positioned on the discharge refuse road junction, the discharge refuse road of discharge device is provided with power discharge mechanism 9-3, discharge mechanism is also selected motor and impeller for use, adjust motor speed, can obtain the different spoil velocities of discharge.Discharge respectively for making through the coal and the spoil of sorting.Be provided with on discharge device 9 and regulate weir plate 10, it is the row's of adjusting breeching mouth and discharge refuse road junction open height as required, is manually to adjust in the present embodiment.
Air compartment 5 is a bucket shape, is provided with troilite material strobe emission 8 in the air compartment bottom, and the troilite grain that is leaked down by sieve plate accumulates in the air compartment bottom, and starting gate can be discharged the troilite grain.
Referring to Fig. 1 and Fig. 2, the sorting bed is provided with airtight dust gathering arrester 11, and dust gathering arrester is communicated with the air inducing dust arrester, and described dust arrester 12 is a dry bag-type dust remover.
The utility model operation principle is as follows: material charging gear to be selected enters the sorting bed, under the double vibrations of sorting bed, move to discharge end by feeding end, meanwhile, under the effect of normal pressure wind, material held up, loose, and under the pulsation wind action, material is done periodic upthrow motion, forms air jigging.Because sorting material density difference, sinking speed is also inequality, makes material form the material bed of different densities according to density on compass screen surface, and along with the reach of material, layering is more seen obviously, and discharged respectively at discharge end.
Regulating weir plate is a kind of hand gear that the weight feed separation is discharged of controlling, and raise the slice posittion, and the light material discharge capacity in sorting bed upper strata reduces, otherwise the light material discharge capacity in sorting bed upper strata increases.Can also discharge material density according to row's breeching, measure spoil content, adjust feed and discharge motor speed, thereby reach the layered effect of material satisfaction on the sorting bed according to measurement result.
In whole dry-cleaning process, equipment is in sealing state, and the dust that assorting room produces is introduced dust arrester by air-introduced machine, through dry bag-type dust remover, with dust and air separation, reaches discharge standard.
Claims (8)
1. air jigging dry coal preparation machine, it is characterized in that: be provided with sorting bed (2), air compartment (5) in the formation, give wind apparatus, charging gear (1), discharge device (9), dust arrester and frame (4), described air compartment is positioned under the sorting bed, elastic packing connects between the two, air compartment is communicated with to wind apparatus, the described wind apparatus of giving is made of fluctuating wind passage (6) and normal pressure wind passage (7), is respectively equipped with pulsation air-valve (6-1), blower fan (14) and normal pressure wind blower fan (15) on fluctuating wind passage and the normal pressure wind passage.
2. air jigging dry coal preparation machine according to claim 1 is characterized in that: described sorting bed (2) is obliquely installed, and is provided with sieve plate (2-1) in the sorting bed, and the installation of sieve plate constitutes compass screen surface.Sorting bed feeding end is provided with exciting device (3), and exciting device is made up of vibrating motor (3-1) and elastic parts (3-2), and vibrating motor and sorting bed are affixed, and elastic parts one end and sorting bed are hinged; The other end and frame (4) are hinged, and described sorting bed direction of vibration is consistent with material outbound course on the compass screen surface.
3. air jigging dry coal preparation machine according to claim 2, it is characterized in that: described discharge device (9) is positioned at sorting bed discharge end and connects with the sorting bed, described discharge device is made up of row's breeching (9-1) and discharge refuse road (9-2), row's breeching mouth is positioned on the discharge refuse road junction, and described discharge device is provided with power discharge mechanism (9-3).
4. air jigging dry coal preparation machine according to claim 3, it is characterized in that: described air compartment (5) is divided into 2～6 little air compartments of independence (5-1), each little air compartment is communicated with fluctuating wind passage and normal pressure wind passage by branched bottom respectively, and branched bottom is provided with volume damper (16).
5. according to claim 1,2,3 or 4 described air jigging dry coal preparation machines, it is characterized in that: be provided with in the described discharge device and regulate weir plate (10), described adjusting weir plate is positioned at row's breeching mouth and place, discharge refuse road junction.
6. air jigging dry coal preparation machine according to claim 5 is characterized in that: described charging gear (1) is positioned at sorting bed feeding end top and logical with the sorting bench grafting, and charging gear is provided with power feeder (1-1).
7. air jigging dry coal preparation machine according to claim 6 is characterized in that: described sorting bed is provided with airtight dust gathering arrester (11), and dust gathering arrester is communicated with air inducing dust arrester (12), and described dust arrester is a dry bag-type dust remover.
8. air jigging dry coal preparation machine according to claim 7 is characterized in that: described air compartment (5) bottom is provided with troilite grain strobe emission (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024229 CN2889496Y (en) | 2006-04-27 | 2006-04-27 | Wind-powered jigging dry method coal separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620024229 CN2889496Y (en) | 2006-04-27 | 2006-04-27 | Wind-powered jigging dry method coal separator |
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| Publication Number | Publication Date |
|---|---|
| CN2889496Y true CN2889496Y (en) | 2007-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620024229 Expired - Fee Related CN2889496Y (en) | 2006-04-27 | 2006-04-27 | Wind-powered jigging dry method coal separator |
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| CN (1) | CN2889496Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189036A (en) * | 2010-03-15 | 2011-09-21 | 钦州鑫能源科技有限公司 | Centrifugal jig |
| WO2011147504A1 (en) * | 2010-04-15 | 2011-12-01 | Allmineral Aufbereitungstechnik Gmbh & Co. Kg | Multi-deck air jigging machine |
| CN103157546A (en) * | 2011-12-09 | 2013-06-19 | 金易通科技(北京)股份有限公司 | Jigging machine with entered material pretreatment function |
| CN103406267A (en) * | 2013-05-16 | 2013-11-27 | 唐山开远选煤科技有限公司 | Slack coal jigging dry separator and complete equipment thereof |
| CN103816981A (en) * | 2014-03-14 | 2014-05-28 | 衢州市易凡设计有限公司 | Dry coal separator |
| CN104998745A (en) * | 2014-03-14 | 2015-10-28 | 衢州市易凡设计有限公司 | Dry type coal dressing method |
| CN106622623A (en) * | 2016-12-28 | 2017-05-10 | 大同裕隆环保有限责任公司 | Removable movable sieve jigging dry-type coal picking machine |
| CN107803269A (en) * | 2017-12-04 | 2018-03-16 | 中国矿业大学 | Compound force field dry method cull eliminator |
| CN109759328A (en) * | 2019-02-26 | 2019-05-17 | 蔚伟 | A kind of cash coal bolter, cash coal sorting portion and coal purify de- cash machine |
-
2006
- 2006-04-27 CN CN 200620024229 patent/CN2889496Y/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102189036A (en) * | 2010-03-15 | 2011-09-21 | 钦州鑫能源科技有限公司 | Centrifugal jig |
| WO2011113337A1 (en) * | 2010-03-15 | 2011-09-22 | 钦州鑫能源科技有限公司 | Centrifugal jig |
| CN102189036B (en) * | 2010-03-15 | 2013-10-16 | 钦州鑫能源科技有限公司 | Centrifugal jig |
| AU2011229683B2 (en) * | 2010-03-15 | 2014-03-20 | Qinzhou Aurasource Technology Inc. | Centrifugal jig |
| WO2011147504A1 (en) * | 2010-04-15 | 2011-12-01 | Allmineral Aufbereitungstechnik Gmbh & Co. Kg | Multi-deck air jigging machine |
| CN103157546A (en) * | 2011-12-09 | 2013-06-19 | 金易通科技(北京)股份有限公司 | Jigging machine with entered material pretreatment function |
| CN103157546B (en) * | 2011-12-09 | 2015-04-15 | 金易通科技(北京)股份有限公司 | Jigging machine with entered material pretreatment function |
| CN103406267A (en) * | 2013-05-16 | 2013-11-27 | 唐山开远选煤科技有限公司 | Slack coal jigging dry separator and complete equipment thereof |
| CN103406267B (en) * | 2013-05-16 | 2016-02-03 | 唐山开远选煤科技有限公司 | Smalls jigging dry-dressing machine |
| CN104998745A (en) * | 2014-03-14 | 2015-10-28 | 衢州市易凡设计有限公司 | Dry type coal dressing method |
| CN103816981B (en) * | 2014-03-14 | 2015-09-30 | 衢州市易凡设计有限公司 | A kind of dry type coal picker |
| CN104998715A (en) * | 2014-03-14 | 2015-10-28 | 衢州市易凡设计有限公司 | Dry-type coal dressing method |
| CN105057023A (en) * | 2014-03-14 | 2015-11-18 | 衢州市易凡设计有限公司 | Dry coal dressing method |
| CN103816981A (en) * | 2014-03-14 | 2014-05-28 | 衢州市易凡设计有限公司 | Dry coal separator |
| CN104998715B (en) * | 2014-03-14 | 2020-12-18 | 台州智子科技有限公司 | Dry coal dressing method |
| CN106622623A (en) * | 2016-12-28 | 2017-05-10 | 大同裕隆环保有限责任公司 | Removable movable sieve jigging dry-type coal picking machine |
| CN106622623B (en) * | 2016-12-28 | 2018-08-21 | 大同裕隆环保有限责任公司 | Removable vibro-assisted jigging dry type coal picker |
| CN107803269A (en) * | 2017-12-04 | 2018-03-16 | 中国矿业大学 | Compound force field dry method cull eliminator |
| CN109759328A (en) * | 2019-02-26 | 2019-05-17 | 蔚伟 | A kind of cash coal bolter, cash coal sorting portion and coal purify de- cash machine |
| CN109759328B (en) * | 2019-02-26 | 2023-12-26 | 蔚伟 | Gangue separating sieve, gangue separating part and coal purifying and gangue removing machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070418 Termination date: 20150427 |
|
| EXPY | Termination of patent right or utility model |