CN201815365U - Air table dry sorter - Google Patents

Air table dry sorter Download PDF

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Publication number
CN201815365U
CN201815365U CN2010205638158U CN201020563815U CN201815365U CN 201815365 U CN201815365 U CN 201815365U CN 2010205638158 U CN2010205638158 U CN 2010205638158U CN 201020563815 U CN201020563815 U CN 201020563815U CN 201815365 U CN201815365 U CN 201815365U
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CN
China
Prior art keywords
sorting
bedstead
bed surface
discharge groove
coal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2010205638158U
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Chinese (zh)
Inventor
王宝山
卢连永
张文生
赵玉彪
徐之帅
何建华
惠荣军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tangshan Lianzhong Clean Coal Technology Co., Ltd.
Original Assignee
TANGSHAN LIANZHONG COAL DRESSING TECHNOLOGY Co Ltd
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Application filed by TANGSHAN LIANZHONG COAL DRESSING TECHNOLOGY Co Ltd filed Critical TANGSHAN LIANZHONG COAL DRESSING TECHNOLOGY Co Ltd
Priority to CN2010205638158U priority Critical patent/CN201815365U/en
Application granted granted Critical
Publication of CN201815365U publication Critical patent/CN201815365U/en
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Abstract

The utility model relates to coal dressing equipment, in particular to an air table dry sorter. A front frame and a rear frame are mounted on a turret of the air table dry sorter, rotary support angle modulation lead screws are mounted in the longitudinal directions of the front and the rear frames, slide seats are mounted on the support angle modulation lead screws, and a driving device of a sorting bed surface is mounted on the rear frame, the sorting bedstead of the sorter adopts a framed structure composed of a horizontal channel-section steel beam and a longitudinal channel-section steel beam, reinforcing boards with arc-shaped structures connected with the horizontal channel-section steel beam and the longitudinal channel-section steel beam are arranged at four corners of the sorting bedstead, the sorting bedstead is mounted on the front and the rear frames through four elastic hinged supporting rods at the front end and the rear end at the lower part of the sorting bedstead, the upper ends of the elastic hinged supporting rods are connected with the sorting bedstead through a rubber hinge, and the lower ends of the elastic hinged supporting rods are connected with the slide seats; and rotary moving reverse turning beds are arranged in a coal discharge groove and a recrement discharge groove of the sorter. The amplitudes of a feeding end and a discharge end are adjusted by adjusting the vibration direction angles of the feeding end and the discharge end, so that the adaptive capacity of the sorter is improved, and the problem of frame girder crack of the sorting bedstead is solved.

Description

The air table dry method cull eliminator
Technical field
The utility model relates to the material that is used for sorting and has the certain weight proportion difference, the sorting class cleaning unit of thermal coal, particularly a kind of air table dry method cull eliminator.
Background technology
The kind of air table dry method cull eliminator is more, sees the characteristics that all have separately from present operating position, and air table is because need be coal and the spoil bed surface that blows off the earliest, and the very big and sharpness of separation difference of air requirement is eliminated already.Compound dry separator shake frequency 965 times/minute about amplitude 8mm, owing to be that frequency is higher, amplitude is less, is fit to the sorting of the less and coal that surface moisture is less of sorting granularity.The russian FX type winnowing machine shake frequency of middle nineteen nineties in last century introduction 300～400 times/minute, amplitude 20mm owing to be that frequency is lower, amplitude is bigger, is applicable to the sorting of the coal that the big surface moisture of granularity is big slightly.
Summary of the invention
The utility model is intended to solve that the adaptive capacity that existing all kinds of pneumatic separators exist is poor, treating capacity and the low problem of sharpness of separation, and a kind of amplitude size that can regulate feeding end and exhaust end by the vibrating direction angle of regulating feeding end and exhaust end is provided, reach and regulate separator treating capacity and sharpness of separation, improve the air table dry method cull eliminator of separator adaptive capacity.
Realize the foregoing invention purpose by the following technical solutions:
A kind of air table dry method cull eliminator, comprise sorting bed surface, sorting bedstead, rotating turret, wind-force distributor airduct, drive unit, dust shield, cleaned coal discharge groove, middle coal discharge groove, spoil discharge groove, forward and backward support is installed on the described rotating turret, this its longitudinal direction of forward and backward support is equipped with rotary supporting hue angle leading screw, on this supporting hue angle leading screw slide is housed, the drive unit of sorting bed surface is housed on the back support; Described sorting bedstead constitutes frame structure by horizontal, pod girder steel, its four bight is provided with the stiffener of the arcuate structure that connects horizontal stroke, pod girder steel, the sorting bedstead is installed on the forward and backward support by four elasticity hinged support bars of its underpart front and back ends, its upper end of this elasticity hinged support bar links to each other with the sorting bedstead by rubber hinge, and its lower end and slide are hinged; Be provided with rotatable mobile turnover panel in coal discharge groove and the spoil discharge groove in described.
Compared with prior art, the utlity model has following advantage:
1. adopt the stiffener of special construction to solve air table sorting bedstead Vierendeel girder crack problem.
2. the elasticity hinged support bar by four end points in sorting bedstead bottom, can regulate the vibrating direction angle of sorting bed surface and feeding end cramp bar and exhaust end cramp bar respectively, the size that can regulate the amplitude of feeding end and exhaust end by the vibrating direction angle of regulating feeding end and exhaust end, reach and regulate air table separator treating capacity and sharpness of separation, improved the adaptive capacity of air table separator.
3. can be according to the tangible boundary situation of demarcating of cleaned coal, middle coal and spoil that the sorting bed surface is discharged, the mobile turnover panel of corresponding upset is to suitable position, the ash content that has guaranteed cleaned coal, middle coal and spoil meets the requirements of separation index, has improved air table dry method cull eliminator sharpness of separation like this.In turnover panel in coal discharge groove and the spoil discharge groove can be manually and electric operating reach suitable position, and can online adjusting position.
Description of drawings
Fig. 1 is an overall structure schematic diagram front view of the present utility model.
Fig. 2 is an overall structure schematic diagram side view of the present utility model.
Fig. 3 is middle coal of the present utility model, the online adjusting schematic diagram of spoil discharge groove turnover panel.
Fig. 4 is a stiffener structural representation of the present utility model.
Among the figure: feeding mouth 1, sorting bed surface 2, sorting bedstead 3, back elasticity hinged support bar 4, slide 5, supporting hue angle leading screw 6, rear support 7, rotating turret 8, wind-force distributor airduct 9, back support 10, drive unit 11, connecting rod transmission arm 12, motor 13, preceding bearing 14, column 15, preceding elasticity hinged support bar 16, preceding support 17, spoil discharge groove 18, arc tooth plate 19, spoil discharge side plate 20, leading screw 21, cleaned coal discharge groove 22, middle coal discharge groove 23, coal discharge side plate 24 in the cleaned coal, air compartment 25, chute 26, turnover panel 27, turnover panel handgrip 28, location-plate 29, steel channel beam 30, stiffener 31.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described further.
Referring to Fig. 1, Fig. 2, the described air table dry method cull eliminator of present embodiment, its sorting bed surface 2 is rectangular, and it is spliced by the square rubber sieve plate of some block lengths, this rubber sieve plate vertical section indention is step-like, the hole of evenly distributed several back tapers on the sieve plate.Its effect of this reverse taper hole is when small particles material falls into this hole, because the diameter in hole is more down big more, the material in the hole falls unlikely plugging hole at once from the hole, guarantees that the air quantity of sorting bed surface 2 distributes normal.Sorting bed surface 2 adopts elastomeric material also to improve the coefficient of friction of material and bed surface, material can be moved on bed surface fast, and then make the effective layering of material on the bed surface, heavy materials such as spoil are moved down under the effect of gravity, the material that density is little moves to the bed surface upper strata under the effect of wind-force, guarantees sharpness of separation and disposal ability.In addition, the splicing construction of sorting bed surface 2 also is convenient to safeguard and change.Sorting bed surface 2 is provided with the steel plate that several and longitudinal direction form an angle and is referred to as the lattice plate, the lattice plate is raise to exhaust end gradually by feeding end, its effect is to guarantee certain thickness of bed layer, make near the spoil of sorting bed surface 2 and can not cross the cleaned coal that the lattice plate is sneaked into discharge, and allow cleaned coal can cross the lattice plate to move to the cleaned coal exhaust end, also the material on the sorting bed surface 2 there is the guide effect of carrying forward.
Sorting bed surface 2 is provided with the feeding mouth 1 of dustpan shape in the high slightly side of minor face of feeding end, sorting bed surface 2 horizontal directions have a side of feeding mouth to be higher than opposite side, be provided with coal discharge side plate 24 in the cleaned coal that can adjust height in the low side of horizontal direction, coal discharge side plate 24 belows are provided with cleaned coal discharge groove 22 and middle coal discharge groove 23 in this cleaned coal; Be provided with the spoil discharge side plate 20 that to adjust height equally at the longitudinal direction exhaust end, these spoil discharge side plate 20 belows are provided with spoil discharge groove 18, are provided with rotatable mobile turnover panel 27 in the chute 26 (referring to Fig. 3) of middle coal discharge groove 23 and spoil discharge groove 18.Material through repeatedly sorting sub-elects light product and heavy product such as cleaned coal, middle coal and spoil gradually on sorting bed surface 2, and can be clear that light product and the tangible line of demarcation of heavy product on sorting bed surface 2.Discharge from sorting bed surface 2 when light product and heavy product such as cleaned coal, middle coal and spoil and to fall into cleaned coal discharge groove 22, coal discharge groove 23 and spoil discharge groove 18, at this moment the mobile turnover panel 27 of cleaned coal, middle coal and the corresponding upset of the tangible line of demarcation of spoil situation of discharging according to the sorting bed surface of seeing 2 arrives suitable position, the ash content that can guarantee cleaned coal, middle coal and spoil meets the requirements of separation index, has so just improved air table dry method cull eliminator sharpness of separation.This turnover panel 27 can by turnover panel handgrip 28 manually or electric operating reach suitable position, then by the fixing turnover panel 27 of location-plate 29, and can online adjusting position.
Sorting bed surface 2 bottoms are provided with air compartment 25, and the reverse taper hole on air compartment 25 tops and the rubber sieve plate connects, and air compartment 25 bottoms are connected with wind-force distributor airduct 9, and the air compartment 25 of keeping watch under sorting bed surface 2 by wind-force distributor airduct 9 is blown into sorting bed surface 2.When materials such as coal enter on the sorting bed surface 2 from feeding mouth 1, material just travels longitudinally at sorting bed surface 2, and realizes small throwing or slip and move forward along the length direction of motion, realizes the purpose of material sorting in the process that is fed forward.
Sorting bed surface 2 is installed on the sorting bedstead 3 by arc tooth plate 19 and leading screw 21 and screw, sorting bedstead 3 is by horizontal stroke, pod girder steel 30 constitutes frame structure, its four bight is provided with and connects horizontal stroke, the stiffener 31 of the arcuate structure of pod girder steel 30, sorting bedstead 3 is by before its underpart, before elasticity hinged support bar 4 is installed in behind two preceding elasticity hinged support bars 16 of rear end and two on support 17 and the back support 10, should be separately fixed on the rotating turret 8 with back support 10 by preceding support 17, its longitudinal direction is equipped with rotary supporting hue angle leading screw 6, on this supporting hue angle leading screw 6 slide 5 is housed, the drive unit 11 of sorting bed surface 2 is housed on the back support 10.Two preceding elasticity hinged support bars 16 that support sorting bedstead 3 with two after elasticity hinged support bar 4 its upper ends link to each other with sorting bedstead 3 by rubber hinge, so not only guaranteed the requirement of sorting bed surface 2 motions but also reduced the noise of the generation of moving; Lower end and this slide 5 of elasticity hinged support bar 4 are hinged behind two preceding elasticity hinged support bars 16 and two, when the angle between needs adjusting elasticity hinged support bar and the sorting bed surface 2, by rotating the supporting hue angle leading screw 6 that longitudinal direction is installed on the support, can regulate respectively behind sorting bed surface 2 and the feeding end that the bearing angle of elasticity hinged support bar 16 is a vibrating direction angle before the elasticity hinged support bar 4 and discharge end, the size that can regulate the amplitude of feeding end and exhaust end by the vibrating direction angle of regulating feeding end and exhaust end, reach air table separator treating capacity and sharpness of separation, the effect that has improved the adaptive capacity of air table separator regulated.
The lateral angles of sorting bed surface 2 and vertically angle all be adjustable, adjust lateral angles and finish jointly by arc tooth plate 19 and leading screw 21 and screw.The lateral angles of screw lift adjustment sorting bed surface 2 on leading screw 21 is adjusted the back by the fixing sorting bed surface 2 of arc tooth plate 19.Vertically angle is to realize by the angle of adjusting rotating turret 8.The method of adjusting is that rotating turret 8 feeding ends have the rear support 7 that is connected with the basis, and rear support 7 has pivot pin and pin-and-hole, and rotating turret 8 can rotate around the bearing pin of rear support 7.Exhaust end has two columns 15 that are connected with preceding bearing 14, column 15 is inserted into rotating turret 8 in two holes of exhaust end, rotating turret 8 exhaust ends can be around the bearing pin rotating certain angle of rear support 7 like this, a plurality of arranged rectangular shapes hole is arranged on the column 15, rotating turret 8 is adjusted and is dropped on after the angle on the column 15 on the plate in the slot, plate inserts the adjustable whole rotating turret 8 in hole of differing heights and the angle of sorting bed surface on it 2 and horizontal plane, and the material that reaches the different specific weight difference need be adjusted the function of the purpose of different angles.
Drive unit 11 adopts the dual-axis driving device of two major axis compositions, and the active eccentric shaft that motor 13 drives in this device rotates, and forces by connecting rod transmission arm 12 to drive 2 reciprocating motions of sorting bed surface.Two axles under a pair of intermeshing helical gear drives, rotate in opposite directions and axle on eccentric block is all arranged.The effect of eccentric block is to be used for the power to the basis of balance sorting bed surface 2 motion generations.Eccentric block moves backward when sorting bed surface 2 travels forward, and eccentric block travels forward when sorting bed surface 2 moves backward, has guaranteed that sorting bed surface 2 is stressed even.
The utility model is different from traditional wind method, traditional wind method is coal and the spoil sorting bed surface that blows off, in the dropping process of coal and spoil, because coal is different with spoil proportion, the falling speed of coal is slower and coal is separated with spoil than spoil, owing to need blow afloat and leave bed surface to coal and spoil, used air quantity is far longer than air quantity of the present utility model, and the precision of sorting is also poor.The utility model is under the acting in conjunction of wind and vibration, and coal and spoil on the bed surface leave bed surface without wind, and just forms loose suspension bed on bed surface.Thereby material realizes that in the bed surface length upper edge direction of motion small throwing or slip moves forward material, realizes the purpose of material sorting in the process that is fed forward.When wind-force and vibration are adjusted to optimum state, the loose suspension bed of material of fluidization that coal on the bed surface and spoil form just forms and is similar to when raining heavily the water surface and heaves several bubbles uniformly, this loose suspension bed also submits to Archimedes' principle, under the comprehensive function of wind and vibration, material greater than loose suspension bed proportion sinks, and the material that proportion is little then floats on the upper strata.In this loose suspension bed, the light coal of ratio spoil that granularity is little moves up gradually from intergranular slit under the comprehensive function of wind-force and vibration, and the coal that arrives the superiors moves up to discharging from cleaned coal discharge limit to cleaned coal discharge limit under the effect of exciting force and cross dip gradually.Heavy spoil then sinks on the sorting bed surface gradually, because the coefficient of friction between spoil and the sorting bed surface, under the effect of exciting force, spoil is close to the lattice plate that the sorting bed surface reduces gradually along the height in the longitudinal direction setting and is moved forward until discharging from bed surface to spoil discharge limit.Rectangular sorting bed surface is horizontal and vertical all to have certain included angle with level, and the effect of horizontal angle is to make the little materials such as cleaned coal of proportion be moved upwards up to the superiors at bed surface to cross several groups of lattice plates and can discharge bed surface early.The effect at inclination angle longitudinally is to make materials such as heavy spoil make cleaned coal above the spoil layer cross the lattice plate by climbing to discharge from bed surface, spoil sinking gradually is close on the bed surface, guarantee pure spoil along bed surface be provided with perpendicular to bed surface and with vertically form several groups of lattice plates and discharge from spoil discharge limit gradually by the steel plate of certain included angle, finished the whole assorting room that coal separates with spoil.

Claims (1)

1. air table dry method cull eliminator, comprise sorting bed surface, sorting bedstead, rotating turret, wind-force distributor airduct, drive unit, dust shield, cleaned coal discharge groove, middle coal discharge groove, spoil discharge groove, it is characterized in that, forward and backward support is installed on the described rotating turret, this its longitudinal direction of forward and backward support is equipped with rotary supporting hue angle leading screw, on this supporting hue angle leading screw slide is housed, the drive unit of sorting bed surface is housed on the back support; Described sorting bedstead constitutes frame structure by horizontal, pod girder steel, its four bight is provided with the stiffener of the arcuate structure that connects horizontal stroke, pod girder steel, the sorting bedstead is installed on the forward and backward support by four elasticity hinged support bars of its underpart front and back ends, its upper end of this elasticity hinged support bar links to each other with the sorting bedstead by rubber hinge, and its lower end and slide are hinged; Be provided with rotatable mobile turnover panel in the chute of coal discharge groove and spoil discharge groove in described.
CN2010205638158U 2010-10-18 2010-10-18 Air table dry sorter Expired - Lifetime CN201815365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205638158U CN201815365U (en) 2010-10-18 2010-10-18 Air table dry sorter

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Application Number Priority Date Filing Date Title
CN2010205638158U CN201815365U (en) 2010-10-18 2010-10-18 Air table dry sorter

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CN201815365U true CN201815365U (en) 2011-05-04

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CN2010205638158U Expired - Lifetime CN201815365U (en) 2010-10-18 2010-10-18 Air table dry sorter

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102764731A (en) * 2011-05-06 2012-11-07 酒泉奥凯种子机械股份有限公司 Vibrating feed mechanism of air-screen cleaner
CN104001612A (en) * 2014-05-28 2014-08-27 赛博瑞特（北京）技术发展有限公司 Separating bed of mineral separator
CN104785353A (en) * 2015-03-24 2015-07-22 程名亭 Alluvial gold winnowing shaking table
CN107051709A (en) * 2017-04-18 2017-08-18 中煤科工集团唐山研究院有限公司 The dense media separator of mechanical intervention material layering
CN111036386A (en) * 2019-12-18 2020-04-21 攀枝花钢城集团有限公司 Process for reducing phosphorus content in converter steel slag

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102764731A (en) * 2011-05-06 2012-11-07 酒泉奥凯种子机械股份有限公司 Vibrating feed mechanism of air-screen cleaner
CN102764731B (en) * 2011-05-06 2015-03-11 酒泉奥凯种子机械股份有限公司 Vibrating feed mechanism of air-screen cleaner
CN104001612A (en) * 2014-05-28 2014-08-27 赛博瑞特（北京）技术发展有限公司 Separating bed of mineral separator
CN104001612B (en) * 2014-05-28 2016-08-31 赛博瑞特（北京）技术发展有限公司 A kind of minerals separation machine separation bed
CN104785353A (en) * 2015-03-24 2015-07-22 程名亭 Alluvial gold winnowing shaking table
CN107051709A (en) * 2017-04-18 2017-08-18 中煤科工集团唐山研究院有限公司 The dense media separator of mechanical intervention material layering
CN111036386A (en) * 2019-12-18 2020-04-21 攀枝花钢城集团有限公司 Process for reducing phosphorus content in converter steel slag

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20180808

Address after: 063020 modern equipment Industrial Park, Kaiping District, Tangshan City, Hebei

Patentee after: Tangshan Lianzhong Clean Coal Technology Co., Ltd.

Address before: 063020 902 C block, Eastern Mansion, North Road, Tangshan City high tech Zone, Hebei

Patentee before: Tangshan Lianzhong Coal Dressing Technology Co., Ltd.

TR01 Transfer of patent right
CX01 Expiry of patent term

Granted publication date: 20110504

CX01 Expiry of patent term