CN102247945A - Material distributing screening machine - Google Patents
Material distributing screening machine Download PDFInfo
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- CN102247945A CN102247945A CN2011101493089A CN201110149308A CN102247945A CN 102247945 A CN102247945 A CN 102247945A CN 2011101493089 A CN2011101493089 A CN 2011101493089A CN 201110149308 A CN201110149308 A CN 201110149308A CN 102247945 A CN102247945 A CN 102247945A
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- 239000000463 material Substances 0.000 title claims abstract description 141
- 238000012216 screening Methods 0.000 title abstract description 41
- 238000001914 filtration Methods 0.000 claims abstract description 90
- 239000004744 fabric Substances 0.000 claims abstract description 58
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 13
- 244000144985 peep Species 0.000 claims description 13
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 229910018487 Ni—Cr Inorganic materials 0.000 claims description 5
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 239000011651 chromium Substances 0.000 claims description 5
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 claims description 5
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 5
- -1 reinforcing bar Substances 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 238000005507 spraying Methods 0.000 claims description 5
- 229910003470 tongbaite Inorganic materials 0.000 claims description 5
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052742 iron Inorganic materials 0.000 abstract description 5
- 239000013590 bulk material Substances 0.000 abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 30
- 239000003245 coal Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000009825 accumulation Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000007873 sieving Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 229910010037 TiAlN Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009827 uniform distribution Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004939 coking Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Abstract
The invention discloses a material distributing screening machine, comprising a machine case (1), a forced fabric plate (2), a driving device (3), a filtering roller (4), a reducer motor (5) and an iron removing device (24), wherein the machine case (1) is provided with a feeding hole (6) and a plurality of discharging holes (10), the filtering roller (4) comprises a flange disk type roller (11) and a filtering rope type roller (12), the filtering roller (4) is provided with the driving device (3), the reducer motor (5) drives the filtering roller (4) to rotate by virtue of the driving device (3), and material enters from the feeding hole (6), is screened by the filtering roller (4) and is discharged by the discharging hole (10). The invention has the beneficial effects that: more than two materials in different grain sizes can be screened by setting different interstitial screen cuts, the working condition requirement for screening more than two materials can be met, screening efficiency is high, bulk material impact resistance is high, material is distributed more uniformly, no blockage is caused, and an iron piece contained in the material can be removed.
Description
Technical field
The present invention relates to a kind of coal thickness feed separation equipment, particularly a kind of Cloth sieve extension set.
Background technology
The fuel of thermal power plant's circulating fluidized bed boiler is the gangue of certain proportion granularity, comes its particle size inequality in the coal in the colliery, is not need the repetition fragmentation but most of material is arranged, and this part material generally accounts for 35～75% of whole material.If this a part of qualified particle diameter material directly enters follow-up disintegrating apparatus without the screening apparatus for distributing sifts out, will cause the negative effect of following several respects to the burning of follow-up disintegrating machine and boiler: one, the long-time overload operation of disintegrating machine, increase with electric energy consumption, motor shortens service life; Two, cross the efficiency of combustion that crushing directly influences boiler greatly; Three, disintegrating machine inter deterioration aggravation, tup shortens service life greatly; Four, material is the current column and falls into disintegrating machine and fail even cloth and open, and steadily tup part eccentric wear is not serious can to cause the disintegrating machine operation, can't regulate the discharging particle diameter; Cause main motor of the stuck burning of tup and disintegrating machine to batter down when five, having big block ironware to enter disintegrating machine in the material; Six, percentage of damage increases and has also increased boiler coal consumption relatively excessively.
At present, part has adopted screening plant and apparatus for distributing in the domestic thermal power plant coal handling system equipment, but its existing screening plant exists that material screening efficient is low, cloth is inhomogeneous, stop up sieve aperture, mobile difference resulted in blockage passage when material moisture was big, ironware, the maintenance that can not remove in the material change problems such as spare part difficulty.
Existing screening plant has rotary screen, vibratory sieve, spiral rotary screen etc., wherein the advantage of roller picker be cloth evenly, chute blockage not; Shortcoming is that sieve seam area is little, screening efficiency is low, it is big to overhaul, safeguard, change sieve axle difficulty.So the advantage of vibratory sieve is better at the sticking humidity hour screening effect of material, screening efficiency was low when shortcoming was the sticking high humidity of material, often stopped up sieve aperture when particularly containing coal slime in the material, washiness and when mud coal is arranged material fluidity poor, often have the chute blockage phenomenon to produce.The advantage of spiral rotary screen is that the sticking humidity of material is little, particle diameter hour screening effect is better, shortcoming is that bulk materials is when falling into the roller screen tube, equipment Chinese People's Anti-Japanese Military and Political College piece grain material impact is poor, cause that easily sieve stitches distortion and can't guarantee particle diameter, serious wear is short service life, and the repair and maintenance amount is big, no cloth function, the regular chute blockage of mobile difference when the sticking humidity of material is bigger, existing this technology is superseded.
Existing screening distributor all exist basically screening efficiency low, can not uniform distribution, do not have deferrization functional.
As denomination of invention is that the screening plant of multistage cylinder material screening machine (CN101632987A) comprises drive unit, cylinder, main body rack and negative pressure device, the cylinder discharge end is provided with multistage ladder, every grade of step diameter reduces step by step, a screen cloth vertical with cylinder axis is installed on every grade of ladder, minimizing along with diameter, also reduce in the aperture of screen cloth, and the relative horizontal plane of cylinder axis at an angle.This screening plant Chinese People's Anti-Japanese Military and Political College piece grain material impact is poor, causes that easily sieve stitches distortion and can't guarantee particle diameter, and no cloth function can not be removed the ironware in the material, and mobile difference was easy when the sticking humidity of material was bigger stops up, and treatment effeciency is low.
As denomination of invention is that the screening plant of a kind of novel roller picker (CN101091950A) comprises screen box, dial, sieve axle, decelerator, material is finished under the rotation of dial and is carried and saturating sieve, this device sieve seam size is fixing, can not realize the screening of multisized material, and deironing apparatus is not set, can not removes the ironware in the material.
The screening plant (patent of invention CN1313377A) that as denomination of invention is the coking coal preparation technology is made up of strainer, sieve lower support axle, screen frame, silk screen, sieve upper support axle and screw, sieve lower support axle and upper support axle are installed on the screen frame, form a plane, silk screen is by strainer and screw control.Silk screen is the stainless steel wire of diameter 1 ~ 6mm, so the silk screen of this screening plant is easily broken in high-intensity screening work, silk screen is fixed in the cutting of back shaft, cause the fixing unadjustable particle size of sieve seam, silk screen tensioning adjusting device is arranged, but the corresponding take-up device of every silk screen, complex structure, the same existence of this screening plant can not remove that ironware, cloth in the material is inhomogeneous, the easy shortcoming such as obstruction of the difficulty of unloading coal.
And for example rotary screen (patent of invention ZL200720116747) it comprise sieve axle, reducing motor, casing, sieve sheet, stiffener, movable deflector, bearing block and sealing device, this device is based on the rotary screen principle, the little screening efficiency of sieve seam area is low, sieve seam area is non-adjustable, can not realize sieving the control of particle size, every sieve reducing motor that is coupling, cost height and complex structure, no deironing apparatus can not be removed the ironware in the material.
Summary of the invention
The objective of the invention is to solve the deficiencies in the prior art, a kind of efficient Cloth sieve extension set is provided, it is low to solve present Cloth sieve extension set screening efficiency, Chinese People's Anti-Japanese Military and Political College's piece material impact is poor, because of material contains moisture or the sticking wet excessive obstruction mesh screen seam that causes, the screening particle diameter has only two kinds, cloth is inhomogeneous, chute blockage in the equipment, can not remove the existing problems such as ironware that contain in the material.
Purpose of the present invention is achieved through the following technical solutions: the Cloth sieve extension set, it comprises casing, drapery panel by force, transmission device, filter drum, reducing motor, the casing top is provided with charging aperture, drapery panel is located on the casing below the charging aperture by force, some filter drum are installed in the casing, the two ends of every filter drum are installed on the bearing block, bearing block is fixed on the bracing frame that is located at the casing both sides external, transmission device is installed on the filter drum, filter drum is connected with reducing motor by transmission device, filter drum transmits material speed more than or equal to the supplied materials transporting velocity, guarantee in the equipment not chute blockage, in the casing of filter drum bottom dividing plate is arranged, dividing plate is divided into several independent compartments that does not communicate with casing inside, compartment and casing exterior form several discharging openings, described filter drum comprises some root flange chip cylinders and some filtration rope formula cylinders, described flange chip cylinder is all identical with diameter with filtration rope formula drum length, described flange chip cylinder is combined by the blue sheet of the multigroup method that is provided with same intervals, the adjacent flanges sheet be spaced apart 5 ~ 100mm, the flange plate that different flange chip cylinders are adopted is at least a kind of size at interval, described filtration rope formula cylinder is by the take-up device that is installed on the cylinder two ends respectively, mounting flange sheet and two ends are connected forming along the circumferentially equally distributed some filtration ropes of cylinder on take-up device and the mounting flange sheet, adjacent filtration rope be spaced apart 5 ~ 100mm, the filtration rope that different filtration rope formula cylinders are adopted is at least a kind of size at interval, the compass screen surface that filter drum is formed also is provided with a deironing apparatus horizontal by 0～75 ° of inclination angle on compass screen surface upper housing top inner wall.
The take-up device of described filtration rope formula cylinder is located to be positioned at and filters on the rope formula cylinder one end axle, axle is multistage trapezoidal, take-up device comprises an external stability flange plate and two internal activity flange plates, the external stability flange plate is fixed on the end axle, loose flange sheet B is between loose flange sheet A external stability flange plate, and loose flange sheet B is provided with equally distributed filtration rope, screw rod passes the external stability flange successively, loose flange sheet B and loose flange sheet A, three flanges have been connected, when the spacing of adjusting screw(rod), loose flange sheet A moves to loose flange sheet B, thereby make the filtration rope tension on the cylinder, when needs loosening screw rod during change steel rope more, an end that filters rope is fixed on the loose flange sheet B, the other end is fixed on the mounting flange sheet that is located on the other end axle that filters rope formula cylinder, and also is provided with the reinforcing bar of a circle lock ring fag end on mounting flange sheet and the loose flange sheet B.
Described casing is made up of fuselage and cover, fuselage is connected by bolt with cover, removable cover when maintenance and replacing filter drum, described casing is provided with two and observes access hole and a plurality of sieve material peep hole, observe the top that access hole A is located at cover, observation access hole B is located on the inclined-plane of compass screen surface top cover, and sieve material peep hole is located at the side of fuselage.
The filtration rope of described filtration rope formula cylinder is rope materials such as reinforcing bar, steel bar or steel wire rope, filter rope and upward adopt wear-resisting spraying (nickel chromium triangle chromium carbide, titanizing tungsten), chromium plating, coating methods such as (titanium nitride, TiAlNs) to carry out Wear-resistant Treatment, filtering the rope diameter is 5 ~ 50mm.
Described flange chip cylinder number is 1 ~ 8, and described filtration rope formula cylinder number is 2 ~ 20.
Two adjacent rollers in the described filter drum, before with the direction of mass transport being, the flange chip cylinder of back or filter the interval between the flange plate of rope formula cylinder or filter interval between rope smaller or equal to front flange chip cylinder or filter the interval between the flange plate of rope formula cylinder or filter interval between rope.
Described reducing motor quantity is 1 ~ 20, and the kind of drive is belt transmission or chain drive.
The diameter of described filter drum is 100 ~ 1000mm, and the spacing between the filter drum is 5～100mm, and the spacing between two adjacent filter drum smaller or equal to the flange plate of two filter drum at interval or filter rope at interval in less interval.
Described drapery panel by force is to be installed on the flange chip cylinder, is arranged in material whereabouts passage, and the angle between drapery panel and the blanking channel is less than 90 ° by force, and material is the wear and shock-resistant material, and the drapery panel wear-resistant material is replaceable by force.
Described filtration rope fag end adopts bilateral full weld of cap nut mode or cable connector.
The present invention has the following advantages:
(1) improve screening efficiency: the height of screening efficiency depends on the size of sieving area, existing roller picker laterally is arranged into compass screen surface by 3～10 250～300mm cylinders, gap between cylinder and the cylinder is 10～15mm, and the area that these several seams are added up is exactly the effective sifting area of this roller picker.And filtration rope formula cylinder of the present invention has made into by several steel wire ropes or laterally even round cylinder or six prismatics, eight prismatics or other similar round bored rolls that distributes and surround of reinforcing bar, adopt the principle of the efficient screening of piano wire screen, every wirerope diameter 5～50mm generally is made as 13mm; Spacing between every steel wire rope is 5～100mm, as be made as 13mm, the round cylinder or the general diameter of polygon cylinder that are surrounded by steel wire rope are 100～5000mm, form compass screen surface by 2～20 cylinders, spacing between cylinder and the cylinder is 13mm, and the cylinder compass screen surface is horizontal by 0～75 ° of inclination angle.The effective sifting area that a same area is 3 square metres a compass screen surface roller picker is 0.135m2, and the effective sifting area of steel wire rope composition cylinder compass screen surface is 2.254 m2, and result's proof has improved more than 15 times than the sieving area of existing roller picker.
(2) anti-impact force: when large-block material when once cloth drops to for the second time on the compass screen surface of cloth by force by force, compass screen surface will bear stronger impulsive force and wearing and tearing; For slow down impulsive force with wearing and tearing so the compass screen surface that adopts the flange chip cylinder group form by array crack with seam flange plate to become, this compass screen surface is generally established 1～8 root flange chip cylinder.
(3) strengthen the cloth function: the present invention adopts the secondary material distributing mode: cloth is for after being the current column when material and falling into the Cloth sieve extension set from feeding mouth for the first time, material drops on the drapery panel by force of a fixing inclination, current shape material spreads immediately, for the second time cloth is a material when drapery panel falls by force for the first time, dropped to again on the compass screen surface by array flange chip cylinder group one-tenth and spread cloth, cloth is more even, and the solid accumulation thickness of compass screen surface is thinner, and the screening percentage of material is higher.
(4) strengthen conveying function: the filtration compass screen surface of forming by 2～20 filter drum, every filter drum two ends are provided with conveyer, again by motor by conveyer drive filter drum carry out equidirectional, greater than the rotation that comes material speed, thereby reach the function of wave convey materials, also solved the problem of chute blockage simultaneously.
(5) be provided with deironing apparatus: after the even cloth of material was opened, the thin more ironware of the bed of material is easy more exposed material upper surface just, when the iron sleeve movement in the material during to the deironing apparatus lower end deironing apparatus will pick up ironware in the material immediately, reached the purpose of deironing.
(6) add take-up device: take-up device is located to be positioned at and filters on the rope formula cylinder one end axle, axle is multistage trapezoidal, take-up device comprises an external stability flange plate and two internal activity flange plates, the external stability flange plate is fixed on the end axle, loose flange sheet B is between loose flange sheet A external stability flange plate, and loose flange sheet B is provided with equally distributed filtration rope, screw rod passes the external stability flange successively, loose flange sheet B and loose flange sheet A, three flanges have been connected, when the spacing of adjusting screw(rod), loose flange sheet A moves to loose flange sheet B, thereby make the filtration rope tension on the cylinder, when needs loosening screw rod during change steel rope more, this makes that to filter rope formula roller frame simple, is convenient to maintenance and changes.
(7) filter rope formula centre of the drum and do not have main shaft: the existence of take-up device makes filtration rope formula cylinder only be provided with the end axle and needn't be provided with whole central shaft, filtering rope formula centre of the drum does not have main shaft and is better than filtering the rope center main shaft is arranged, containing mud coal in the big or material of moisture content in the material when there is main shaft at the center can pile up on main shaft for a long time, caused the reduction of screening efficiency, do not had main shaft and will improve screening efficiency greatly and also saved the cost of manufacturing and filter the rope center.
(8) screening adjustable grain joint:, can cross and logically install several groups and differently filter the demand that rope filtration rope formula cylinders are at interval realized particle diameter screening operating mode more than two kinds when the required screening of operating mode more than two kinds during particle diameter.
(9) disintegrating machine is had the benefit of several respects when disintegrating machine receives material after handling from the Cloth sieve extension set: one, motor load obviously reduces more than 20%, the life-span of the motor of prolongation, the electric energy of saving; Two, material is crossed broken the minimizing, and particle size range is more suitable for the combustion curve of circulating fluid-bed, the coal resource of saving; Three, the tup wearing and tearing to disintegrating machine reduce greatly for the even supplied materials of disintegrating machine level; prolong the 35% above time of the ordinary life of tup group; solved rotor tup group eccentric wear phenomenon, made the easier adjusting of disintegrating machine granularity, motor and complete machine have been played a protective role.
Description of drawings
Fig. 1 looks schematic diagram for a left side of the present invention
Fig. 2 is the left cross-sectional schematic that the filtration rope formula cylinder of flange chip cylinder of the present invention and different interval is used
Fig. 3 is a schematic top plan view of the present invention
Fig. 4 is a flange chip filter drum structural representation of the present invention
Fig. 5 is the structural representation of filtration rope formula cylinder of the present invention
Fig. 6 is the structural representation of the loose flange sheet A of filtration rope formula cylinder of the present invention
Fig. 7 is the structural representation of the loose flange sheet B of filtration rope formula cylinder of the present invention
Fig. 8 is the structural representation of the external stability flange plate of filtration rope formula cylinder of the present invention
Fig. 9 is the schematic top plan view that the filtration rope formula cylinder of flange chip cylinder of the present invention and same intervals is used
Figure 10 is the left cross-sectional schematic that the filtration rope formula cylinder of flange chip cylinder of the present invention and same intervals is used
Figure 11 is the schematic top plan view that the filtration rope formula cylinder of flange chip cylinder of the present invention and different interval is used
Among the figure, the 1-casing, 2-is drapery panel by force, the 3-transmission device, 4-filter drum, 5-reducing motor, the 6-charging aperture, 7-bearing block, 8-bracing frame, the 9-dividing plate, 10-discharging opening, 11-flange chip cylinder, 12-filters rope formula cylinder, 13-flange plate, 14-take-up device, 15-mounting flange sheet, 16-filters rope, 17-loose flange sheet A, 18-loose flange sheet B, 19-external stability flange plate, 20-reinforcing bar, 21-observes access hole A, and 22-observes access hole B, 23-sieve material peep hole, the 24-deironing apparatus, 25-cover, 26-fuselage, 101-fines discharging opening, 102-is the fines discharging opening slightly, the medium particle diameter discharging opening of 103-.
The specific embodiment
The present invention will be further described below in conjunction with drawings and Examples:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the Cloth sieve extension set, it comprises casing 1, drapery panel 2, transmission device 3, filter drum 4, reducing motor 5 by force, casing 1 top is provided with charging aperture 6, drapery panel 2 is located on the casing below the charging aperture 61 by force, drapery panel 2 is installed on the flange chip cylinder 11 by force, be arranged in material whereabouts passage, angle between drapery panel 2 and the blanking channel is less than 90 ° by force, material is the wear and shock-resistant material, and the drapery panel wear-resistant material is replaceable by force.Some filter drum 4 are installed in the casing 1, the two ends of every filter drum 4 are installed on the bearing block 7, bearing block 7 is fixed on the bracing frame 8 that is located at casing 1 both sides external, transmission device 3 is installed on the filter drum 4, filter drum 4 is connected with reducing motor 5 by transmission device 3, filter drum 4 transmits material speeds more than or equal to the supplied materials transporting velocity, guarantees in the equipment not chute blockage.In the casing 1 of filter drum 4 bottoms dividing plate 9 is arranged, dividing plate 9 is divided into several independent compartments that does not communicate with casing 1 inside, compartment and casing 1 exterior form several discharging openings 10, filter drum 4 comprises some root flange chip cylinders 11 and some filtration rope formula cylinders 12, flange chip cylinder 11 is combined by the blue sheet 13 of the multigroup method that is provided with same intervals, adjacent flanges sheet 13 be spaced apart 5 ~ 100mm, the flange plate 13 that different flange chip cylinders 11 are adopted is at least a kind of size at interval, filter rope formula cylinder 12 by the take-up device 14 that is installed on the cylinder two ends respectively, mounting flange sheet 15 and two ends are connected forming along the circumferentially equally distributed some filtration ropes 16 of cylinder on take-up device 14 and the mounting flange sheet 15, adjacent filtration rope 16 be spaced apart 5 ~ 100mm, the filtration rope 16 that different filtration rope formula cylinders 12 are adopted is at least a kind of size at interval, the compass screen surface that filter drum 4 is formed also is provided with a deironing apparatus 24 horizontal by 0～75 ° of inclination angle on compass screen surface upper housing 1 top inner wall.Casing 1 is made up of fuselage 26 and cover 25, fuselage 26 and cover 25 are connected by bolt, removable cover 25 when maintenance and replacing filter drum, casing 1 is provided with two and observes access hole and a plurality of sieve material peep hole 23, observe the top that access hole A21 is located at cover 25, observation access hole B22 is located on the inclined-plane of compass screen surface top cover 25, sieve material peep hole 23 is located at the side of fuselage 26, flange chip cylinder 11 quantity that adopt are 1 ~ 8, filtering rope formula cylinder 12 quantity is 2 ~ 20, reducing motor 5 quantity are 1 ~ 20, the kind of drive is belt transmission or chain drive, the diameter of filter drum 4 is 100 ~ 1000mm, spacing between the filter drum 4 is 5～100mm, and the spacing that two adjacent filter drum are 4 smaller or equal to the flange plate 13 of two filter drum 4 at interval or filter rope 16 at interval in less interval, flange chip cylinder 11 is identical with the diameter and the length dimension of filtration rope formula cylinder 12.Two adjacent rollers in the filter drum 4, before with the direction of mass transport being, the flange chip cylinder 11 of back filter the interval of 13 of flange plates of rope formula cylinder 12 or the interval of filtering 16 in rope smaller or equal to front flange chip cylinder 11 or filter the interval of 13 of flange plates of rope formula cylinder 12 or the interval of filtering 16 in rope.
As Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, the take-up device 14 that filters rope formula cylinder 12 comprises external stability flange plate 19, loose flange sheet B17, the loose flange sheet A17 that connects by screw rod, an end that filters rope 16 is fixed on the mounting flange sheet 15, the other end is fixed on the loose flange sheet B17 that is located between external stability flange plate 19 and the loose flange sheet A17, and also is provided with the reinforcing bar 20 of a circle lock ring fag end on mounting flange sheet 15 and the loose flange sheet B17.The filtration rope 16 that filters rope formula cylinder 12 is rope materials such as reinforcing bar, steel bar or steel wire rope, filter and adopt methods such as wear-resisting spraying nickel chromium triangle chromium carbide, titanizing tungsten, chromium plating, coating titanium nitride, TiAlN to carry out Wear-resistant Treatment on the rope 16, filtering rope 16 diameters is 5 ~ 50mm, filters rope 16 fag ends and adopts bilateral full weld of cap nut mode or cable connector.
Embodiment 1: in conjunction with Fig. 1, Fig. 9, Figure 10, Fig. 4, Fig. 5 present embodiment is described, the Cloth sieve extension set, it comprises casing 1, drapery panel 2, transmission device 3, filter drum 4, reducing motor 5 by force, casing 1 top is provided with charging aperture 6, drapery panel 2 is located on the casing below the charging aperture 61 by force, drapery panel 2 is installed on the flange chip cylinder 11 by force, be arranged in material whereabouts passage, angle between drapery panel 2 and the blanking channel is less than 90 ° by force, material is the wear and shock-resistant material, and the drapery panel wear-resistant material is replaceable by force.14 filter drum 4 are installed in the casing 1, the two ends of every filter drum 4 are installed on the bearing block 7, bearing block 7 is fixed on the bracing frame 8 that is located at casing 1 both sides external, transmission device 3 is installed on the filter drum 4, filter drum 4 is connected with reducing motor 5 by transmission device 3, filter drum 4 transmits material speeds greater than the supplied materials transporting velocity, guarantees in the equipment not chute blockage.Filter drum 4 comprises 8 root flange chip cylinders 11 and 6 filtration rope formula cylinders 12, flange chip cylinder 11 is combined by the blue sheet 13 of the multigroup method that is provided with same intervals, adjacent flanges sheet 13 be spaced apart 13mm, flange plate 13 sizes of space that different flange chip cylinders 11 are adopted are identical, adjacent flanges chip cylinder 11 be spaced apart 13mm, flange chip cylinder 11 and the 13mm that is spaced apart that filters rope formula cylinder 12, filter rope formula cylinder 12 by the take-up device 14 that is installed on the cylinder two ends respectively, mounting flange sheet 15 and two ends are connected forming along the circumferentially equally distributed some filtration ropes 16 of cylinder on take-up device 14 and the mounting flange sheet 15, adjacent filtration rope 16 be spaced apart 25mm, different filtration that rope formula cylinders 12 are adopted 16 sizes of space of restricting of filtering are identical, adjacent filtration rope formula cylinder 12 be spaced apart 25mm, the compass screen surface that filter drum 4 is formed is horizontal by 30 ° of inclinations angle, and the diameter of filter drum 4 is 300mm, length is 1500mm.On compass screen surface upper housing 1 top inner wall, also be provided with a deironing apparatus 24, casing 1 is made up of fuselage 26 and cover 25, fuselage 26 and cover 25 are connected by bolt, described casing 1 is provided with two and observes access hole and a plurality of sieve material peep hole 23, observe the top that access hole A21 is located at cover 25, observation access hole B22 is located on the inclined-plane of compass screen surface top cover 25, and sieve material peep hole 23 is located at the side of fuselage 26, reducing motor 5 quantity are 2, and the kind of drive is a belt transmission.
As shown in figure 10, in the casing 1 of filter drum 4 bottoms dividing plate 9 is arranged, flange chip cylinder 11 and the bottom of filtering between the rope formula cylinder 12 are provided with a dividing plate 9, filter rope formula cylinder 12 terminal bottoms and also be provided with a dividing plate 9, dividing plate 9 is divided into the compartment that three independences do not communicate with casing 1 inside, and three compartments and casing 1 exterior form fines discharging opening 101, slightly fines discharging opening 102, discharging opening 10 respectively.
As Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, the take-up device 14 that filters rope formula cylinder 12 comprises external stability flange plate 19, loose flange sheet B17, the loose flange sheet A17 that connects by screw rod, an end that filters rope 16 is fixed on the mounting flange sheet 15, the other end is fixed on the loose flange sheet B17 that is located between external stability flange plate 19 and the loose flange sheet A17, and also is provided with the reinforcing bar 20 of a circle lock ring fag end on mounting flange sheet 15 and the loose flange sheet B17.The filtration rope 16 that filters rope formula cylinder 12 is rope materials such as reinforcing bar, steel bar or steel wire rope, filter and adopt methods such as wear-resisting spraying nickel chromium triangle chromium carbide, titanizing tungsten, chromium plating, coating titanium nitride, TiAlN to carry out Wear-resistant Treatment on the rope 16, filtering rope 16 diameters is 13mm, filters rope 16 fag ends and adopts the bilateral full weld of cap nut mode.
The course of work of example of the present invention is as follows:
After material was cylinder current column and enters the Cloth sieve extension set from charging aperture 6, material fell into by force on the drapery panel 2, and drapery panel 2 is broken the shape of current columnar material by force, and material spreads immediately, falls, and this time cloth is diffused as for the first time cloth by force.Material spreads when dropping to the compass screen surface of being made up of flange chip cylinder 11 after drapery panel 2 spreads cloth for the first time by force once more, current diffusion cloth be the second time of a cloth by force, cloth adopts flange chip cylinder 11 to can be good at resisting impulsive force and the wearing and tearing that bulk material thing falls down by force for the second time, enter on the flange plate formula cylinder 11 after the material diffusion when the second time, 13 of each flange plates have the sieve seam that is spaced apart 13mm on the flange chip cylinder 11, and particle diameter falls to fines discharging opening 101 less than the material of 13mm; Reducing motor 5 drives filter drum 4 by transmission device 3 and rotates; thereby the material on the drive compass screen surface is made wave conveying and cloth forward; the solid accumulation reduced thickness contains the ironware material and is exposed to the material surface in the uniform distribution course of conveying; when ironware process deironing apparatus 24 lower ends; ironware is picked up by tramp iron separator, has prevented that the follow-up equipment disintegrating machine from being blocked the accident of shutting down or battering down disintegrating machine by ironware.Material is carried through flange chip cylinder 11 waves, cloth, entered after the deironing and filtered the compass screen surface that rope formula cylinder 12 is formed, particle diameter falls to slightly fines discharging opening 102 less than the material of 25mm, the compass screen surface sieving area and the effect of filtering rope formula cylinder 12 compositions are far longer than flange chip rotary screen, and solid accumulation thickness is thinner, ironware is also easier to be picked up by deironing apparatus 24, the cloth of material process, screening, after the deironing, big particle diameter material is transported to disintegrating machine through discharging opening 10, particle diameter is that the material of 0 ~ 13mm is exported through fines discharging opening 101, particle diameter is that the material of 13 ~ 25mm is exported through omiting fines discharging opening 102, particle diameter is exported through discharging opening 10 greater than the big particle diameter material of 25mm, be transported to disintegrating machine, whole screening process can be observed monitoring by the sieve material peep hole 23 under the compass screen surface.
Embodiment 2: in conjunction with Fig. 1, Fig. 2, Figure 11, Fig. 4, Fig. 5 present embodiment is described, the Cloth sieve extension set, it comprises casing 1, drapery panel 2, transmission device 3, filter drum 4, reducing motor 5 by force, casing 1 top is provided with charging aperture 6, drapery panel 2 is located on the casing below the charging aperture 61 by force, drapery panel 2 is installed on the flange chip cylinder 11 by force, be arranged in material whereabouts passage, angle between drapery panel 2 and the blanking channel is less than 90 ° by force, material is the wear and shock-resistant material, and the drapery panel wear-resistant material is replaceable by force.20 filter drum 4 are installed in the casing 1, the two ends of every filter drum 4 are installed on the bearing block 7, bearing block 7 is fixed on the bracing frame 8 that is located at casing 1 both sides external, transmission device 3 is installed on the filter drum 4, filter drum 4 is connected with reducing motor 5 by transmission device 3, filter drum 4 transmits material speeds greater than the supplied materials transporting velocity, guarantees in the equipment not chute blockage.Filter drum 4 comprises 8 root flange chip cylinders 11 and 12 filtration rope formula cylinders 12, flange chip cylinder 11 is combined by the blue sheet 13 of the multigroup method that is provided with same intervals, adjacent flanges sheet 13 be spaced apart 10mm, flange plate 13 sizes of space that different flange chip cylinders 11 are adopted are identical, filter rope formula cylinder 12 by the take-up device 14 that is installed on the cylinder two ends respectively, mounting flange sheet 15 and two ends are connected forming along the circumferentially equally distributed some filtration ropes 16 of cylinder on take-up device 14 and the mounting flange sheet 15, the first group of filtration rope that filters rope formula cylinder 12 that wherein is arranged at behind the flange chip cylinder 11 is spaced apart 25mm, the quantity of filtering rope formula cylinder 12 is 6, adjacent filtration rope 16 be spaced apart 25mm, be arranged at first group of filtration rope that filters rope formula cylinder 12 second group of filtration rope formula cylinder 12 afterwards and be spaced apart 35mm, the quantity of filtering rope formula cylinder 12 is 6, adjacent filtration rope 16 be spaced apart 35mm, flange chip cylinder 11 and filter the 10mm that is spaced apart between the rope formula cylinder 12, first group of last root that filters rope formula cylinder 12 filters rope formula cylinder 12 and second group of first 25mm that is spaced apart that filters between the rope formula cylinder 12 that filters rope formula cylinder 12, the compass screen surface that filter drum 4 is formed is horizontal by 45 ° of inclinations angle, and the diameter of filter drum 4 is 500mm, length is 2000m.
As shown in Figure 2, in the casing 1 of filter drum 4 bottoms dividing plate 9 is arranged, flange chip cylinder 11 and the bottom of filtering between the rope formula cylinder 12 are provided with a dividing plate 9, first group of filtration rope formula cylinder 12 and second group of bottom of filtering between the rope formula cylinder 12 are provided with a dividing plate 9, second group is filtered rope formula cylinder 12 terminal bottoms and also is provided with a dividing plate 9, dividing plate 9 is divided into the compartment that 4 independences do not communicate with casing 1 inside, and compartment and casing 1 exterior form fines discharging opening 101 respectively, omit fines discharging opening 102, medium particle diameter discharging opening 103, discharging opening 10.
On compass screen surface upper housing 1 top inner wall, also be provided with a deironing apparatus 24, described casing 1 is made up of fuselage 26 and cover 25, fuselage 26 and cover 25 are connected by bolt, described casing 1 is provided with two and observes access hole and a plurality of sieve material peep hole 23, observe the top that access hole A21 is located at cover 25, observation access hole B22 is located on the inclined-plane of compass screen surface top cover 25, and sieve material peep hole 23 is located at the side of fuselage 26, reducing motor 5 quantity are 3, and the kind of drive is chain drive.
As Fig. 5, Fig. 6, Fig. 7, shown in Figure 8, the take-up device 14 that filters rope formula cylinder 12 comprises external stability flange plate 19, loose flange sheet B17, the loose flange sheet A17 that connects by screw rod, an end that filters rope 16 is fixed on the mounting flange sheet 15, the other end is fixed on the loose flange sheet B17 that is located between external stability flange plate 19 and the loose flange sheet A17, and also is provided with the reinforcing bar 20 of a circle lock ring fag end on mounting flange sheet 15 and the loose flange sheet B17.The filtration rope 16 that filters rope formula cylinder 12 is rope materials such as reinforcing bar, steel bar or steel wire rope, filter and adopt methods such as wear-resisting spraying nickel chromium triangle chromium carbide, titanizing tungsten, chromium plating, coating titanium nitride, TiAlN to carry out Wear-resistant Treatment on the rope 16, filtering rope 16 diameters is 15mm, filters rope 16 fag ends and adopts cable connector.
The course of work of example of the present invention is as follows:
If supplied materials is 500t/h, the material maximum particle diameter is 300mm, accounts for about 65% less than the material of 35mm, and existing operating mode needs particle size sorting more than two kinds, and need sub-elect particle diameter respectively is 0～10mm, 10～20mm, 20～35mm, the material of 35～300mm.
After material was cylinder current column and enters the Cloth sieve extension set from charging aperture 6, material fell into by force on the drapery panel 2, and drapery panel 2 is broken the shape of current columnar material by force, and material spreads immediately, falls, and this time cloth is diffused as for the first time cloth by force.Material spreads when dropping to the compass screen surface of being made up of flange chip cylinder 11 after drapery panel 2 spreads cloth for the first time by force once more, current diffusion cloth be the second time of a cloth by force, cloth adopts flange chip cylinder 11 to can be good at resisting impulsive force and the wearing and tearing that bulk material thing falls down by force for the second time, enter on the flange plate formula cylinder 11 after the material diffusion when the second time, the sieve seam that is spaced apart 10mm is arranged between each flange plate on the flange chip cylinder 11, and particle diameter falls to fines discharging opening 101 less than the material of 10mm; Reducing motor 5 drives filter drum 4 by transmission device 3 and rotates; thereby the material on the drive compass screen surface is made wave conveying and cloth forward; the solid accumulation reduced thickness contains the ironware material and is exposed to the material surface in the uniform distribution course of conveying; when ironware process deironing apparatus 24 lower ends; ironware is picked up by tramp iron separator, has prevented that the follow-up equipment disintegrating machine from being blocked the accident of shutting down or battering down disintegrating machine by ironware.Material has passed through flange chip cylinder 11 waves and has carried, cloth, entered after the deironing and filtered the compass screen surface that rope 16 is spaced apart filtration rope formula cylinder 12 compositions of 20mm, the compass screen surface sieving area and the effect of filtering rope formula cylinder 12 compositions are far longer than flange chip cylinder 11 sieves, and solid accumulation thickness is thinner, ironware is also easier to be picked up by deironing apparatus 12, material is through filtering 6 clothes that filter rope formula cylinder 12 that rope 16 is spaced apart 20mm, screening, after the deironing, particle diameter is that the material of 10mm ~ 20mm falls to slightly fines discharging opening 102, particle diameter is carried through wave greater than the material of 20mm, cloth, entered after the deironing and filtered the compass screen surface that rope 16 is spaced apart filtration rope formula cylinder 12 compositions of 35mm, material is through filtering 6 clothes that filter rope formula cylinder 12 that rope 16 is spaced apart 35mm, screening, after the deironing, particle diameter is that the material of 20mm ~ 35mm falls to medium particle diameter discharging opening 103, particle diameter drops down onto discharging opening 10 greater than the material of 35mm, finished the work that sub-elects the different-grain diameter material, whole screening process can sieve material peep hole 23 down by compass screen surface and observe monitoring.
Claims (10)
1. Cloth sieve extension set, it is characterized in that: it comprises casing (1), drapery panel (2) by force, transmission device (3), filter drum (4), reducing motor (5), casing (1) top is provided with charging aperture (6), drapery panel (2) is located on the inwall of charging aperture (6) below casing (1) by force, some filter drum (4) are installed in the casing (1), the two ends of every filter drum (4) are installed on the bearing block (7), bearing block (7) is fixed on the bracing frame (8) that is located at casing (1) both sides external, transmission device (3) is installed on the filter drum (4), filter drum (4) is connected with reducing motor (5) by transmission device (3), filter drum (4) transmits material speed more than or equal to the supplied materials transporting velocity, in the casing (1) of filter drum (4) bottom dividing plate (9) is arranged, dividing plate (9) is divided into several independent compartments that does not communicate with casing (1) inside, compartment and casing (1) exterior forms several discharging openings (10), described filter drum (4) comprises some root flange chip cylinders (11) and some filtration rope formula cylinders (12), described flange chip cylinder (11) is all identical with diameter with filtration rope formula cylinder (12) length, described flange chip cylinder (11) is combined by the blue sheet of the multigroup method that is provided with same intervals (13), adjacent flanges sheet (13) be spaced apart 5 ~ 100mm, the flange plate (13) that different flange chip cylinders (11) are adopted is at least a kind of size at interval, described filtration rope formula cylinder (12) is by the take-up device that is installed on the cylinder two ends respectively (14), mounting flange sheet (15) and two ends are connected forming along the circumferential equally distributed some filtration ropes of cylinder (16) on take-up device (14) and the mounting flange sheet (15), adjacent filtration rope (16) be spaced apart 5 ~ 100mm, the filtration rope (16) that different filtration rope formula cylinders (12) are adopted is at least a kind of size at interval, the compass screen surface that filter drum (4) is formed also is provided with a deironing apparatus (24) horizontal by 0～75 ° of inclination angle on compass screen surface upper housing (1) top inner wall.
2. Cloth sieve extension set according to claim 1, it is characterized in that: the take-up device (14) of described filtration rope formula cylinder (12) comprises the external stability flange plate (19) that connects by screw rod, loose flange sheet B(17), loose flange sheet A(17), an end that filters rope (16) is fixed on the mounting flange sheet (15), the other end is fixed in and is located at external stability flange plate (19) and loose flange sheet A(17) between loose flange sheet B(17) on, and mounting flange sheet (15) and loose flange sheet B(17) on also be provided with the reinforcing bar (20) of a circle lock ring fag end.
3. Cloth sieve extension set according to claim 1, it is characterized in that: described casing (1) is made up of fuselage (26) and cover (25), fuselage (26) is connected by bolt with cover (25), described casing (1) is provided with two and observes access hole and a plurality of sieve material peep holes (23), observe access hole A(21) be located at the top of cover (25), observe access hole B(22) be located on the inclined-plane of compass screen surface top cover (25), sieve material peep hole (23) is located at the side of fuselage (26).
4. Cloth sieve extension set according to claim 1, it is characterized in that: the filtration rope (16) of described filtration rope formula cylinder (12) is materials such as reinforcing bar, steel bar or steel wire rope, filter rope (16) and adopt wear-resisting spraying (nickel chromium triangle chromium carbide, titanizing tungsten), chromium plating, coating methods such as (titanium nitride, TiAlNs) to carry out Wear-resistant Treatment, filtering rope (16) diameter is 5 ~ 50mm.
5. Cloth sieve extension set according to claim 1 is characterized in that: described flange chip cylinder (11) quantity is 1 ~ 8, and described filtration rope formula cylinder (12) quantity is 2 ~ 20.
6. Cloth sieve extension set according to claim 1, it is characterized in that: two adjacent rollers in the described filter drum (4), before with the direction of mass transport being, the flange chip cylinder (11) of back or filter the interval between the flange plate (13) of rope formula cylinder (12) or filter interval between rope (16) smaller or equal to front flange chip cylinder (11) or filter the interval between the flange plate (13) of rope formula cylinder (12) or filter interval between rope (16).
7. Cloth sieve extension set according to claim 1 is characterized in that: described reducing motor (5) quantity is 1 ~ 20, and the kind of drive is belt transmission or chain drive.
8. Cloth sieve extension set according to claim 1, it is characterized in that: the diameter of described filter drum (4) is 100 ~ 1000mm, spacing between the filter drum (4) is 5～100mm, and the spacing between two adjacent filter drum (4) smaller or equal to the flange plate (13) of two filter drum (4) at interval or filter rope (16) at interval in less interval.
9. Cloth sieve extension set according to claim 1, it is characterized in that: described drapery panel by force (2) is arranged on the flange chip cylinder (11) and is positioned at material whereabouts passage, angle between drapery panel (2) and the blanking channel is less than 90 ° by force, and material is the wear and shock-resistant material.
10. Cloth sieve extension set according to claim 1 is characterized in that: described filtration rope (16) fag end adopts bilateral full weld of cap nut mode or cable connector.
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| CN102896019A (en) * | 2012-10-15 | 2013-01-30 | 马琳 | Sieving and crushing integrated machine |
| CN102989657A (en) * | 2013-01-05 | 2013-03-27 | 马琳 | Filtering sieve shaft of sieving machine |
| CN104438048A (en) * | 2014-11-15 | 2015-03-25 | 马琳 | Screening distributing device |
| CN104722472A (en) * | 2015-03-12 | 2015-06-24 | 马琳 | Coal classifying screen |
| KR101544862B1 (en) * | 2014-11-19 | 2015-08-18 | 주식회사 에스아이테크 | Roll-screen assembly of supplying biomass to boiler for powerstation |
| KR101544863B1 (en) * | 2014-11-19 | 2015-08-19 | 주식회사 에스아이테크 | Disc-screen assembly of supplying biomass to boiler for powerstation |
| CN105772384A (en) * | 2016-04-27 | 2016-07-20 | 马琳 | Screening spreader |
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| CN102896019A (en) * | 2012-10-15 | 2013-01-30 | 马琳 | Sieving and crushing integrated machine |
| CN102989657B (en) * | 2013-01-05 | 2016-03-16 | 马琳 | Screening machine sieves axle |
| CN102989657A (en) * | 2013-01-05 | 2013-03-27 | 马琳 | Filtering sieve shaft of sieving machine |
| CN104438048A (en) * | 2014-11-15 | 2015-03-25 | 马琳 | Screening distributing device |
| KR101544862B1 (en) * | 2014-11-19 | 2015-08-18 | 주식회사 에스아이테크 | Roll-screen assembly of supplying biomass to boiler for powerstation |
| KR101544863B1 (en) * | 2014-11-19 | 2015-08-19 | 주식회사 에스아이테크 | Disc-screen assembly of supplying biomass to boiler for powerstation |
| CN104722472A (en) * | 2015-03-12 | 2015-06-24 | 马琳 | Coal classifying screen |
| CN105772384A (en) * | 2016-04-27 | 2016-07-20 | 马琳 | Screening spreader |
| CN107790383A (en) * | 2017-10-31 | 2018-03-13 | 安徽正丰农业科技有限公司 | A kind of rice drying equipment of dust removal of pneumatic separation |
| CN108855854A (en) * | 2018-07-27 | 2018-11-23 | 四川皇龙智能破碎技术股份有限公司 | A kind of big compass screen surface screening spreader |
| CN111672740A (en) * | 2020-07-10 | 2020-09-18 | 安徽华星选矿科技有限公司 | Novel spiral cloth sieve assembly |
| CN112518973A (en) * | 2020-11-11 | 2021-03-19 | 衡阳丰联精细化工有限公司 | Discharging device for spiral distributing device |
| CN114011696A (en) * | 2021-10-09 | 2022-02-08 | 晋能控股装备制造集团金鼎山西煤机有限责任公司 | Lump coal loading system with lump coal screening function for coal preparation plant |
| CN115487560A (en) * | 2022-09-14 | 2022-12-20 | 芜湖大捷离合器有限公司 | Clutch production is with work piece surface oil drainage recovery unit |
| CN115487560B (en) * | 2022-09-14 | 2023-08-04 | 芜湖大捷离合器有限公司 | Workpiece surface oil draining recovery device for clutch production |
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Owner name: SICHUAN ZHONGMENG POWER EQUIPMENT MANUFACTURING CO Free format text: FORMER OWNER: MA LIN Effective date: 20140507 |
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Effective date of registration: 20140507 Address after: 610000 Sichuan city of Chengdu province high tech Zone Xinya Street No. 4 of No. 2 layer 3 Patentee after: Sichuan League Power Equipment Manufacturing Co., Ltd. Address before: 643033 Zigong province Sichuan City Yantan District Deng Guan Zhen Xintang village 2 Group No. 11 Patentee before: Ma Lin |