CN206316010U - A kind of ore pulp fine grading sieve apparatus - Google Patents

A kind of ore pulp fine grading sieve apparatus Download PDF

Info

Publication number
CN206316010U
CN206316010U CN201621349804.3U CN201621349804U CN206316010U CN 206316010 U CN206316010 U CN 206316010U CN 201621349804 U CN201621349804 U CN 201621349804U CN 206316010 U CN206316010 U CN 206316010U
Authority
CN
China
Prior art keywords
screen
spiral
screen drum
feeding
equipment
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.)
Active
Application number
CN201621349804.3U
Other languages
Chinese (zh)
Inventor
符向东
符世琛
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.)
XINGTAI CITY JINSHI TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
XINGTAI CITY JINSHI TECHNOLOGY DEVELOPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by XINGTAI CITY JINSHI TECHNOLOGY DEVELOPMENT Co Ltd filed Critical XINGTAI CITY JINSHI TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201621349804.3U priority Critical patent/CN206316010U/en
Application granted granted Critical
Publication of CN206316010U publication Critical patent/CN206316010U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model is related to a kind of ore pulp fine grading sieve apparatus.The equipment includes screen drum, and the screen drum includes spiral inner cylinder and screen cloth, and the one end of the screen drum in the axial direction is feeding end, the other end is discharge end, wherein, the spiral inner cylindrical surface is provided with spiral, the pitch of the spiral from feeding end to discharge end from large to small;The screen cloth is removably fixed in the helical surface of the spiral inner cylinder, and can be rotated together with the spiral inner cylinder.The technical solution of the utility model, different types of screen cloth can be selected according to operating mode is different with technological requirement, realize that ore pulp material is in screening state within the long period of design using circular screen mesh structure and screw propulsion principle, and the small water conservancy diversion helical design of pitch gradual change, on-the-sieve material thickness can be made gradually to increase, so as to complete the extra-high effect fine grading of controllable grading effect, the classification efficiency of fine grading equipment is improved.

Description

A kind of ore pulp fine grading sieve apparatus
Technical field
The utility model relates generally to classifying screen field, more particularly to a kind of ore pulp fine grading sieve apparatus.
Background technology
Classifying screen is the apparatus being classified to various granule materials, and classifying screen is to utilize the relative of bulk granular material and compass screen surface Motion, makes partial particulate pass through sieve aperture, the materials such as sand, gravel, rubble is divided into the vibrosieve of different stage by granular size Plant equipment.Material is evenly distributed on whole compass screen surface under sieve nest motion effect, and produces automatic classification, so that material The less material of granularity sieves rapidly layer below, and the larger material of granularity is then to discharging end motion above.Classifying screen mainly has: White rice grader, fractionating screen, gradation sieve, dry-and wet-type classifying screen, mining hierarchical sieve, raw coal sizing screen etc..Classifying screen It is widely used in the fields such as grain, food, chemical industry, sugaring, mine, colliery, metallurgy, papermaking.
Gradation sizing gravity flow screen and the class of portable screen two, portable screen divide trundle screen and vibratory sieve again.Trundle screen is mostly by screen It is converted into polygonal or circular cylinder body is formed, its simple in construction, long lifespan, but productivity ratio is low, body is heavy, huge, at present seldom Using.
Vibratory sieve has eccentric annular movement sieve, inertia vibrating screen and resonance screens etc., and its common feature is that compass screen surface makees high frequency, small amplitude Vibration, isolates the material on compass screen surface., can also be in screening machine when in raw material containing clay, mud or other impurities Upper use pressure flush of water, is carried out wet sieving.
Ore pulp fine particle classification screen is that all mineral need to carry out a kind of equipment of fine-grain scalability in processing technology, in ore dressing It is used for the fine sizing for realizing material in technique, and then ore is achieved by the sorting of narrow grade.
Recently as continuing to develop for technique of preparing, how refractory minerals realizes that efficient separation is that solution is badly in need of in ore dressing circle Problem, there is a certain degree of inadaptability, be in particular in existing screening installation:Sort wider grade mineral when compared with Big and smaller grade sorting mineral effect is poor, and concentrate does not reach higher qualified grade, and mine tailing does not reach relatively low grade, even The grade but chats of needs can be reached, and anti-choosing amount is too big, suitable in resulting wasting of resources today of extensive sorting mineral It is huge.Good separating effect, but existing classifying equipoment can be produced if certain mineral is using the sorting of narrower grade pan feeding The drawbacks of particularly fine grading equipment generally existing classification efficiency is low.
Therefore, for classifying equipoment particularly fine grading equipment generally existing classification efficiency the asking lowly of prior art Topic, it is necessary to propose a kind of new technical scheme, to improve the efficiency of fine grading, herein propose following technical proposals.
Utility model content
Regarding to the issue above, the utility model provides a kind of ore pulp fine grading sieve apparatus, is set with improving fine grading Standby classification efficiency.
The utility model provides a kind of ore pulp fine grading sieve apparatus, and the equipment includes screen drum, and the screen drum includes spiral shell Medial rotation cylinder and screen cloth, the one end of the screen drum in the axial direction is feeding end, and the other end is discharge end, wherein, in the spiral Cylinder surface is provided with spiral, the pitch of the spiral from feeding end to discharge end from large to small;The screen cloth is removably fixed in institute In the helical surface for stating spiral inner cylinder, and it can be rotated together with the spiral inner cylinder.
Above-mentioned equipment, the spiral is provided with the first segment spiral of the first pitch since the feeding end, to described Discharging extreme direction is additionally provided with the second section spiral of the second pitch, and first pitch is more than second pitch;Or from described Feeding end starts to the pitch of the discharge end adjoining spiral to be sequentially reduced.
Above-mentioned equipment, the feeding end is provided with feeding pipe, and the feeding pipe stretches into the screen drum, and the feeding pipe is in institute State screen drum to cross on the horizontal plane of center line, positioned at screen drum direction of rotation origination side.
Above-mentioned equipment, interior sparge pipe has been stretched into the screen drum from the feeding end, for the screen drum entoplasm Material is diluted;The screen cloth is externally provided with the outer sparge pipe along the whole screen cloth axial length, for being sprayed water to the screen cloth Cleaning.
Above-mentioned equipment, the cross section of the screen drum is isometrical circle;The screen cloth is bar shaped screen cloth, stainless steel wire gauze sieve Net or polyurethane composite screen mesh.
Above-mentioned equipment, the lower end of the screen drum is provided with driving wheel or driven gear ring, and the driving wheel or driven gear ring are logical Cross motor and the driving of gearbox drive system is operated, the motor is connected with frequency converter.
Above-mentioned equipment, the motor is also associated with expert intelligence networked control systems, the expert intelligenceization control system System includes Multimode Control module, universal logic module, input and the output module being connected and wireless Internet of Things module.
Vibrator is provided with or beyond above-mentioned equipment, the screen drum, the vibrator includes steel ball or steel hammer, the vibration Device shares rotating shaft with the screen drum, and punching is produced to the screen drum for the steel ball or steel hammer under the throwing when turning to certain altitude Hit.
The technical solution of the utility model, can select different types of screen cloth according to operating mode is different with technological requirement, utilize Circular screen mesh structure and screw propulsion principle realize that ore pulp material is in screening state within the long period of design, and pitch is gradually The water conservancy diversion helical design diminished, can be such that on-the-sieve material is moved by certain speed to discharge end, because pitch, which becomes narrow gradually, can make sieve Upper material thickness gradually increases, to save screen cloth using area and fast and easy discharging, so as to complete the spy of controllable grading effect Efficient fine grading, improves the classification efficiency of fine grading equipment.
In addition, the present invention passes through frequency converter, --- motor --- gearbox --- driving wheel or driven gear ring control can be real The rotation speed change of existing classifying screen screen drum, so as to realize classification efficiency and treating capacity change, is suitable for different technological requirements.
The present invention also has the application of expert intelligence networked control systems, and the parameter that classifying screen is run is controllable, running status can show Show, and given server can be sent to by wireless Internet of Things module, it is achieved thereby that Internet of Things is communicated, further increase thin The overall classification efficiency of grain classifying equipoment.
Brief description of the drawings
Fig. 1 is the end face structure schematic diagram of the utility model ore pulp fine grading sieve apparatus;
The main view cross-sectional view of Fig. 2 the utility model ore pulp fine grading sieve apparatus.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in more details, with Just it better understood when the advantage of scheme of the present utility model and various aspects.However, specific implementations described below side Formula and embodiment are only descriptive purposes, rather than to limitation of the present utility model.
The utility model mainly realizes ore pulp material in design using circular screen mesh structure and spiral varying pitch principle of propeller Long period in be in screening state, and the sieve material thickening rapid discharging of the bed of material on discharge end is imitated so as to complete controllable classification The extra-high effect fine grading of fruit.
The utility model provide ore pulp fine grading sieve apparatus, main equipment include screen drum, screen drum include spiral inner cylinder and Screen cloth, the one end of screen drum in the axial direction is feeding end, and the other end is discharge end, wherein, spiral inner cylindrical surface is provided with spiral, spiral shell The pitch of rotation from feeding end to discharge end from large to small;Screen cloth is removably fixed in the helical surface of spiral inner cylinder, and can be with The spiral inner cylinder is rotated together.
Ore pulp fine grading sieve apparatus (hereinafter referred to as classifying screen) can in ore dressing plant the partition size size needed for it is convenient, Neatly use, ore pulp is delivered to classifying screen front end by " feeding pipe ", the feeding pipe stretches into the screen drum certain length, Reverse 90 degree of position pan feedings in classifying screen, i.e., described feeding pipe is on the horizontal plane that the screen drum crosses center line, positioned at the sieve Cylinder direction of rotation origination side.
The spiral of gradient pitch is provided with classifying screen, generally pitch is tapered into from feed end to discharge end, The small water conservancy diversion helical design of pitch gradual change, can be such that on-the-sieve material is moved by certain speed to discharge end, and because pitch gradually becomes It is narrow on-the-sieve material thickness is gradually increased, utilize area and easy-unloading to save screen cloth.
Such as described spiral begins with the first segment spirals of one constant pitch of some circles from the feeding end, to the discharging Extreme direction is additionally provided with spiral of some sections less than prosthomere pitch successively;Or it is adjacent to the discharge end since the feeding end The pitch of spiral is sequentially reduced.
The replaceable screen cloth of certain length and width size is installed, screen cloth and spiral are combined into classification sieve outside spiral inner cylinder Cylinder, screen mesh size is determined because of customer process requirement, and screen type is generally divided into three kinds:Wedge wire screen, stainless steel establishment dusting cover Net and compound polyurethane material screen cloth.
Specifically, bar shaped screen cloth, stainless steel woven screen, the utilization of polyurethane composite screen mesh, can be according to operating mode and technique It is required that different select, wherein bar shaped screen cloth be applied to such as 5,4,3,2,1,0.75,0.5,0.25,0.125,0.1,0.075mm it The relatively coarseness classification of class;Stainless steel woven screen is applied to such as:0.25、0.125、0.1、0.075、0.045、0.038、 0.025 etc finer grain classification;Polyurethane composite screen mesh is applied to such as:It is high rigidity ore pulp, high soda acid ore pulp, thinner Grading or the like is classified operating mode.
According to the screen cloth with frame of the certain radian of classifying screen screen drum diameter difference customization and one fixed width, its side Frame is used as fixing.Circular arc degree is consistent inside the fixed screen cloth of whole circle, mobile to ensure material smoothness.The design of circular screen mesh causes When screen cloth is rotated ore pulp can be made to be sieved for a long time.
The lower end of the screen drum is provided with driving wheel or gear ring, and the driving wheel or gear ring with motor and gearbox by driving Dynamic system, which is connected, to be operated, and the motor is connected with frequency converter.
The present invention passes through frequency converter, and --- motor --- gearbox --- driving wheel or gear ring drive control can be realized point The rotation speed change of level sieve screen drum, so that classification efficiency and treating capacity change are realized, to adapt to different technological requirements.
Motor can also be connected with expert intelligence networked control systems, and the expert intelligence networked control systems include what is be connected Multimode Control module, universal logic module, input and output module and wireless Internet of Things module.
The application of expert intelligence networked control systems so that the start and stop of classifying screen operation, revolution, mineral slurry flux, current of electric The parameters such as size can for example touch display control and display by the PLC in control cabinet by calculating, and can pass through wireless Internet of Things Net module is sent to given server, so as to realize that Internet of Things is communicated.It is expert control system (software) and PLC, touch-screen, wireless Internet of Things module etc. constitutes control cabinet together.
The interior sparge pipe of certain length can be stretched into from the feeding end in the screen drum, for slurry in the screen drum It is diluted.
Outer sparge pipe along whole screen cloth axial length can be also set outside the screen cloth, for screen cloth water horning.
The related operational factor and control realization of classifying screen are intelligent, Internet of Things networking, are that can be achieved by shirtsleeve operation The Recycle mechanism of equipment, thus reduces manpower consumption and unnecessary operational error, improves the operational efficiency of overall classification.
Vibrator can be also provided with or beyond the screen drum, the vibrator may include the steel ball or steel hammer of constant weight, institute State vibrator and share rotating shaft with the screen drum, for the steel ball or steel hammer under the throwing when turning to certain altitude to the screen drum Produce impact.
The vibrator that the present invention is designed, the impulsive force realization pair produced using steel ball or steel hammer from higher position freely falling body Grader is hit in the case where Rational Rotation Speed is rotated, and produces the vibration of classifying screen screen drum, and then make the material of blocking screen slot Drop, dredge screen slot.
The gradation sizing process of the present invention is as described below.
Classifying screen screen drum is by motor --- reductor --- driving wheel or gear ring driving rotation, screen cloth of the ore pulp in classifying screen It is upper to realize screening, while because of the effect of spiral, promoting on-the-sieve material to be moved to discharge end, while on-the-sieve material concentration is made because of dehydration With gradually stepping up, it can then implement to spray at the position when on-the-sieve material moves to screen drum stage casing or on-the-sieve material concentration is improved too early Upper pulp density reduction is sieved after water pulping, pulping, ore pulp continues to sieve.Sieving, and utilizing over long distances by screen cloth of classifying screen Pitch gradual change make it that discharge is rapid, and extra-high effect fine grading can be achieved, and the method is sieved than common plane, plane of oscillation sieve, arc Sieve, vibration sieve bend have particularly efficient grading effect.
Illustrate and realize that step is as follows:
Pan feeding:The ore pulp being classified is needed to be realized and spared to by feeding pipe directly by pipeline to classifying screen Material;
Screening:Ore pulp carries out sieve classification on circular screen drum, and on-the-sieve material is because screen drum is rotated and is persistently sieved;
Conveying;On-the-sieve material is promoted from rotation spiral to discharge end, and because pitch is more and more narrow, on-the-sieve material thickness by It is cumulative to add;
Discharging:When on-the-sieve material reaches discharge end because gravity and auger inertia force on-the-sieve material freely drop receipts Collect and discharging is completed in funnel, the lower particulate ore pulp of sieve is discharged after being collected with the lower splicing groove of sieve by pipeline.
Specific embodiment of the utility model is as described below.
Embodiment 1
Below in conjunction with the accompanying drawings and case study on implementation, the efficient ore pulp fine grading sieve apparatus of the utility model and side are further illustrated Method.
Ore pulp fine grading sieve apparatus is as above embodied described.As shown in Figure 1, 2, ore pulp fine grading sieve apparatus can be set It is placed on base 5.Whole ore pulp fine grading sieve apparatus can be designed with outer cover 16.
The utility model realizes that ore pulp is continuously sieved using the circular screen drum rotated, is realized using the small spiral of pitch gradual change On-the-sieve material movement and aggregation, and will smoothly sieve upper, undersize material discharge, the efficient fine grading of completion.
The extra-high effect ore pulp fine particle classification screen of the utility model realizes that classification step is as follows:
Ore dressing pulp gravity flow enters feeding pipe 1, and feeding pipe 1 completes classifying screen pan feeding, and material is realized by screen cloth 11 and sieved Classification, controls motor 13 by control cabinet 15, frequency converter 14, power is transferred to gearbox 12, power is sent to spiral shell by driving wheel 4 Medial rotation cylinder 7 and screen cloth 11 (classification screen drum), on-the-sieve material are moved because of the thrust of spiral inner cylinder 7 to exhaust end, are needed in on-the-sieve material When pulping is completed by the 2 pipes feedwater of interior water spray, outer sparge pipe 3 is responsible for water horning outer screen, and last on-the-sieve material on sieve through receiving Collection funnel 8 is discharged, and undersize material is discharged through the lower drainage conduit 9 of sieve, completes classification process.Vibrator realizes that screen cloth blocks dredging, control Case (expert intelligence networked control systems) 15 processed realizes intelligent automatic operation.
In addition, support member can be set according to the length of screen drum, as shown in Figure 1, 2, such as set in the middle part periphery of screen drum One circle support roller 10, support roller 10 can support installation by support roller track 6.
Technical indicator using the utility model ore pulp fine particle classification screen is as follows:
Mineral realize extra-high efficiency classification, and classification efficiency is up to more than 90%;
Ore pulp treating capacity is up to 1600m3/h;
Ore pulp feed thickness 0-80%;
On-the-sieve material concentration 30-80%;
Circular sifting barrel rotating speed 10-60r/min;
Mesh size 0.025-10mm;
Power of motor≤80kw/h;
And yet there are no the application precedent of this kind of ore pulp fine particle classification screen both at home and abroad at present, the utility model sorts narrow grade Be implemented as possibility, the utility model has great dissemination in ore dressing plant.
Finally it should be noted that:Obviously, above-described embodiment is only intended to clearly illustrate the utility model example, And the not restriction to embodiment.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And thus Among the obvious change or variation amplified out are still in protection domain of the present utility model.

Claims (8)

1. a kind of ore pulp fine grading sieve apparatus, the equipment includes screen drum, the screen drum includes spiral inner cylinder and screen cloth, described The one end of screen drum in the axial direction is feeding end, and the other end is discharge end, wherein,
The spiral inner cylindrical surface is provided with spiral, the pitch of the spiral from feeding end to discharge end from large to small;
The screen cloth is removably fixed in the helical surface of the spiral inner cylinder, and can be turned together with the spiral inner cylinder It is dynamic.
2. equipment as claimed in claim 1, it is characterised in that the spiral is provided with the first pitch since the feeding end First segment spiral, the second section spiral of the second pitch is being additionally provided with to the discharging extreme direction, first pitch is more than described Second pitch;Or the pitch to the discharge end adjoining spiral since the feeding end is sequentially reduced.
3. equipment as claimed in claim 1, it is characterised in that the feeding end is provided with feeding pipe, the feeding pipe stretches into institute Screen drum is stated, the feeding pipe is on the horizontal plane that the screen drum crosses center line, positioned at screen drum direction of rotation origination side.
4. equipment as claimed in claim 1, it is characterised in that stretched into interior water spray from the feeding end in the screen drum Pipe, for being diluted to slurry in the screen drum;The screen cloth is externally provided with the outer water spray along the whole screen cloth axial length Pipe, for the screen cloth water horning.
5. equipment as claimed in claim 1, it is characterised in that the cross section of the screen drum is isometrical circle;The screen cloth is Bar shaped screen cloth, stainless steel woven screen or polyurethane composite screen mesh.
6. the equipment as described in any one of claim 1 to 5, it is characterised in that the lower end of the screen drum is provided with driving wheel or drive Dynamic gear ring, the driving wheel or driven gear ring are operated by motor and the driving of gearbox drive system, the motor It is connected with frequency converter.
7. equipment as claimed in claim 6, it is characterised in that the motor is also associated with expert intelligence networked control systems, The expert intelligence networked control systems include Multimode Control module, universal logic module, input and the output being connected Module and wireless Internet of Things module.
8. the equipment as described in claim 1 to 5 or 7 any one, it is characterised in that vibrator is provided with or beyond the screen drum, The vibrator includes steel ball or steel hammer, and the vibrator shares rotating shaft with the screen drum, for the steel under the throwing when rotating Ball or steel hammer produce impact to the screen drum.
CN201621349804.3U 2016-12-09 2016-12-09 A kind of ore pulp fine grading sieve apparatus Active CN206316010U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621349804.3U CN206316010U (en) 2016-12-09 2016-12-09 A kind of ore pulp fine grading sieve apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621349804.3U CN206316010U (en) 2016-12-09 2016-12-09 A kind of ore pulp fine grading sieve apparatus

Publications (1)

Publication Number Publication Date
CN206316010U true CN206316010U (en) 2017-07-11

Family

ID=59266699

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621349804.3U Active CN206316010U (en) 2016-12-09 2016-12-09 A kind of ore pulp fine grading sieve apparatus

Country Status (1)

Country Link
CN (1) CN206316010U (en)

Similar Documents

Publication Publication Date Title
CN105080701B (en) One kind interference selected difficulty of bed roughing Slime dense medium cyclone selects separation of coarse slime method
CN106140718A (en) A kind of sandstone washing sieve
CN105126994B (en) A kind of washing appliance for the high high high spoil coal of mud of ash
CN1169630C (en) Spiral cylinder water sieve
CN206316010U (en) A kind of ore pulp fine grading sieve apparatus
CN207899575U (en) Building waste processing system
CN104353608B (en) Whirling vibration screening machine
US4347130A (en) Placer mineral concentrator and process
CN106733583A (en) A kind of ore pulp fine particle classification screen device and method
CN202683453U (en) Roller-type rotary spiral vibrating screen classifier
CN102626671B (en) Magnetic field ore dressing equipment and its application method
CN105597914A (en) Dense medium jamming bed coarse slime separation system
CN110508387A (en) A kind of mining ore-dressing plant
CN108554614A (en) A kind of Multifunctional screening device
CN109368665A (en) A kind of direct flotation tail salt recovery processing method and system
CN102873021B (en) Roller-type rotary spiral vibrating sieving machine
CN205926249U (en) Friction of socializing grader
CN205413332U (en) Dense media disturbs bed coarse coal mud to select separately system
CN108160316A (en) Building waste processing system
CN208194902U (en) A kind of rubber powder three level screen device
CN207641642U (en) Building waste processing system
CN212820453U (en) Fine sand grading recovery device for sand washing system
CN207887310U (en) Building waste processing system
CN207887309U (en) Building waste processing system
CN107035375B (en) A kind of marine mining engineering machinery

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant