WO2023193078A1 - Transporteur classificateur de minéraux - Google Patents

Transporteur classificateur de minéraux Download PDF

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Publication number
WO2023193078A1
WO2023193078A1 PCT/BR2023/050112 BR2023050112W WO2023193078A1 WO 2023193078 A1 WO2023193078 A1 WO 2023193078A1 BR 2023050112 W BR2023050112 W BR 2023050112W WO 2023193078 A1 WO2023193078 A1 WO 2023193078A1
Authority
WO
WIPO (PCT)
Prior art keywords
belt
conveyor
mineral
plates
allows
Prior art date
Application number
PCT/BR2023/050112
Other languages
English (en)
Portuguese (pt)
Inventor
Djalma NERE JUNIOR
Original Assignee
Plus Participacoes S.A.
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 Plus Participacoes S.A. filed Critical Plus Participacoes S.A.
Publication of WO2023193078A1 publication Critical patent/WO2023193078A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B4/00—Separating by pneumatic tables or by pneumatic jigs
    • B03B4/02—Separating by pneumatic tables or by pneumatic jigs using swinging or shaking tables

Definitions

  • This utility model patent falls within the mining area and refers to a mineral classifier conveyor designed to combine the functions of separating, collecting and storing minerals, providing greater classification in a short space of time, which can reach up to 150 tons per hour, with complete separation of all components, of different weights and particle sizes.
  • All equipment that makes up the mineral classifier conveyor is mounted on a metal structure, and the entire set can be fixed in place or mounted on a mobile structure.
  • the support structure of the mineral classifier conveyor is adjustable to be positioned at the ideal operating angle, where the desired angle for separation and classification is defined according to the ore processed.
  • rubber mats with a special design are glued to the surface and a conveyor belt that, combined with water, the action of gravity, vibration and translation speed, separates and classifies the ore.
  • tubes are mounted interconnected to each other, in the longitudinal direction of the conveyor, with intermediate flow control valves that allow regulating the volume of water that falls on the belt, according to the need for blade formation. of water, next to the material moving on the belt.
  • Spray nozzles for cleaning the belt surface are mounted below and close to the drive drum on the belt return.
  • the mineral classifier conveyor can be fed through hydrocyclones or other equipment that allows the material to be transferred in the form of pulp to a feed chute mounted above the flat part of the conveyor belt, close to the conveyor's return drum.
  • the classification process begins with material being transferred to the feed chute, falling onto the belt which is in flat form, supported on impact rollers arranged horizontally, passing to the descent stage, on a table inclined in relation to the horizontal plane that has non-stick plates arranged and fixed alternately over its entire surface on the table.
  • the belt at this stage is in a convex shape facing downwards.
  • the design of the conveyor belt support structure has an arrangement that allows changes in the cross-section of the belt in movement, being able to alternate its shape from flat, to convex and to flat again, according to the movement of the belt on the table and the stage of material classification.
  • the separation of materials occurs on both sides of the belt and they are directed to side compartments, where the material is classified according to its weight and particle size range.
  • the mineral classifier conveyor has a device that allows adjustments to the belt speed as well as adjustments to the amplitude and frequency of vibration during the separation and classification process according to the processed ore, specific weight and particle size desired at the belt's side outlets.
  • Equipment is mounted at the tail of the conveyor to vibrate the entire conveyor assembly with the belt in motion.
  • This vibration allows the ore to be dispersed and distributed over the cavities of the plates glued to the belt.
  • the upper structure of the entire conveyor is assembled and supported by plates arranged on both sides of the structure and which allow the vibration movement of the entire assembly in the longitudinal direction of the conveyor and not transmit vibration to the lower support structure where the entire assembly It is mounted.
  • BR 1 12014027714-1 “CONVEYOR AND PROCESSING UNIT FOR MINERAL MATERIAL” refers to a conveyor for transporting mineral material vertically comprising a conveyor structure (250); at least two main conveyor rollers (110) or at least two pairs of main conveyor pulleys (413), a plurality of conveyor guide rollers (120) or conveyor guide pulleys (403,423) and a first (101,401) and a second (201,411) endless material transport means, being arranged to be moved over the main conveying rollers and over the conveying guide rollers.
  • the main rollers (110) or pairs of main pulleys (413) are arranged on top of each other, and the guide rollers (120) or guide pulleys (403, 423) are arranged on the outside of each main roller or conveyor main pulley on a circumference of a circle.
  • the endless material conveying means is arranged to alternate between being moved around on either a main roller (110) or a pair of main pulleys (413) or on a group of guide rollers (120) or pulleys. guide (403,423).
  • the endless material transport means are arranged to be moved at such a speed that any material being transported remains in contact with the surface of either the first or the second endless material transport means when moved over one of the rollers.
  • BR 1 1202101 1848-9 “MOBILE MINERAL MATERIAL PROCESSING STATION” refers to the mobile mineral material processing station having a mobile platform (1 10, 510) having tracks (1 12), or wheels ( 520), or skids (530), to support or form a body (120) that supports in-line, in a transport configuration: a conveyor food (130); a sieve structure (140) and a multilayer sieve (142); first and second output conveyors (150, 160); and a third exit conveyor (170) on top of the first and second exit conveyors (150, 160).
  • the first output conveyor (150) rotates from a transport position, beneath the third output conveyor (170), to a first operating direction (a1), on a first side of the station (100), to operate the station (100), and returns.
  • the second output conveyor (160) rotates from a transport position, beneath the third output conveyor (170), to a second operating direction (a2) on a second side of the station (100), opposite the first side. , and returns. It differs from the present patent application by concentrating multiple minerals simultaneously, especially ultrafine minerals.
  • BR 1 12021008291 -3 “MATERIAL CONVEYOR, SYSTEM AND METHOD FOR MOVEMENT OF MATERIAL” refers to material conveying apparatus which comprises a conveyor device having a material receiving end suitable for receiving material such as overhead or mineral at a work site, a material discharging end distal to the material receiving end and a material conveying system arranged between the material receiving end and the discharging end so as to in use cause that the material received at the material receiving end is transported to the material discharging end; a scanning system comprising a scanning device arranged to scan the material being conveyed to the material discharge end and obtain a response from the material of which the material may be classified into at least two classes comprising at least one scrap class and a usable ore class based on the response; a chassis supporting the conveyor device and the scanning device; a transport cart that supports the chassis is adapted to make the chassis movable across a surface for deployment in use. It differs from the present patent application by concentrating multiple minerals contained in
  • FIGURE 1 represents a side view of the conveyor.
  • FIGURE 2 represents a top view of the conveyor.
  • the object of this patent application is composed of a loading chute (1), belt (2), impact rollers (3), table (4), non-stick plates (5 ), spray nozzles (6), compartments (7), vibration system (8), support structure (9), plates (10), rubber mat (1 1 ), device (12) for adjustment, conveyor (13 ), conveyor structure (14), tubes (15), valves (16) and gearmotors (17).
  • the material to be classified is transferred to the loading chute (1) which transfers the pulp to the surface of the belt (2) which distributes the material evenly and reduces the input pressure of the material falling into the chute charging.
  • the transport of material on the belt (2) begins with the belt in flat form on impact rollers (3) arranged horizontally, passing to the descent stage, on a table (4) inclined in relation to the horizontal table, equipped with non-stick plates (5) arranged alternately on the table [023]
  • the belt (2) at this stage is in shape and convex facing downwards.
  • the design of the support structure of the conveyor belt (2) has an arrangement that allows changes to be made in the cross-section of the belt in motion, being able to alternate its shape from flat, to convex, to concave and to flat again, according to the speed of the belt. and need to classify the material.
  • Spray nozzles (6) for cleaning the belt surface are mounted below and close to the drive drum on the belt return.
  • a vibration system (8) is mounted on the tail of the conveyor, using eccentrics that vibrate the entire conveyor assembly with the belt in motion for classification.
  • the vibration system is fixed to the conveyor structure and when in operation it allows the ore to be dispersed and distributed over the cavities of the plates glued to the belt.
  • the support structure (9) of the entire conveyor is mounted and supported on plates (10) arranged on both sides of the structure, allowing vibration movement of the entire assembly in the longitudinal direction of the conveyor and not transmitting vibration to the structure of lower support where the entire assembly is assembled.
  • the rubber mat (1 1) that transports the minerals has a special design that, together with the process, manages to separate and direct all the lighter minerals from the heavier ones in different paths previously determined in a continuous manner.
  • a device (12) for adjusting the inclination angle allows positioning at the ideal and desired operating angle for separation and classification.
  • tubes (15) interconnected to each other in the longitudinal direction with valves (16), intermediate flow controllers interconnecting one to the other, which allow regulating the volume of water that falls on the belt , depending on the need to form the water depth.
  • the conveyor is driven by gear motors (17), with frequency inverters that allow adjustment of the belt speed.
  • the MINERAL CLASSIFYING CONVEYOR is characterized by bringing together in its functional set, the capacity to process materials, in the form of mud, coming from hydrocyclones or other equipment, which feed the conveyor's loading chute, whose belt is in the form flat and transports the mass of material, starting the process.
  • tubes interconnected to each other in the longitudinal direction with intermediate flow control valves interconnecting one to the other, allow regulating the volume of water that falls on the belt, according to the need to form the water layer, close to the moving material on the belt and the amplitude of the vibration.
  • the water used in the process penetrates the entire material and begins to separate the heavier materials from the lighter ones and the larger grains from the finer ones, all at the same time in the direction of translation of the belt, from this moment on the grains they begin to direct themselves towards the sides of the belt depending on the profile and inclination of the belt, within the special labyrinths existing on the surface of the belt's glued mats, it guarantees a film of water and is necessary for separating the grains of the material in process.
  • the present transport allows, using the same method already mentioned, a separation of grains into sizes and weights simultaneously.
  • the first separation is of materials that float along with the water
  • the second separation is of lighter solid materials with a larger particle size range
  • the third separation is of solid materials with the same density and smaller particle size range.
  • the dimensions of the conveyor can be changed in length, width, and height depending on the material that will be classified.
  • Spray nozzles for cleaning the belt surface are installed below and close to the drive drum on the belt return.
  • the separation of materials occurs on both sides of the belt and they are directed to compartments where the material is classified according to its weight and particle size range.
  • the mineral classifier conveyor has a device for adjusting transport speed that allows changes in particle size ranges at the side exits of the belt.

Landscapes

  • Combined Means For Separation Of Solids (AREA)

Abstract

Le présent brevet de modèle d'utilité relève du domaine de l'exploitation minière et concerne un transporteur classificateur de minéraux conçu pour conjuguer les fonctions de séparation, de collecte et de stockage de minéraux, offrant une meilleure classification en un court espace de temps, pouvant atteindre 150 tonnes par heure, avec séparation complète de tous les composants, lesquels présentent des poids et des granulométries différents.
PCT/BR2023/050112 2022-04-08 2023-04-04 Transporteur classificateur de minéraux WO2023193078A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR2020220068580 2022-04-08
BR202022006858-0U BR202022006858U2 (pt) 2022-04-08 2022-04-08 Transportador classificador de minerais

Publications (1)

Publication Number Publication Date
WO2023193078A1 true WO2023193078A1 (fr) 2023-10-12

Family

ID=88243672

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2023/050112 WO2023193078A1 (fr) 2022-04-08 2023-04-04 Transporteur classificateur de minéraux

Country Status (2)

Country Link
BR (1) BR202022006858U2 (fr)
WO (1) WO2023193078A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009090A1 (fr) * 1988-03-30 1989-10-05 O&K Orenstein & Koppel Ag Installation de concassage fixe ou mobile pour mineraux, notamment pour produits en gros morceaux
US5490635A (en) * 1994-06-02 1996-02-13 Astec Industries, Inc. Control cab support mechanism
WO2002094445A1 (fr) * 2001-05-18 2002-11-28 Horstmann Gmbh & Co. Kg Dispositif de separation permettant de trier un melange de matieres
CN203935894U (zh) * 2014-02-26 2014-11-12 石城宝鑫选矿设备有限责任公司 一种高强度选矿设备
BR102017022462A2 (pt) * 2017-10-18 2019-05-07 Johann Hoffmann Sistema para separação de materiais

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989009090A1 (fr) * 1988-03-30 1989-10-05 O&K Orenstein & Koppel Ag Installation de concassage fixe ou mobile pour mineraux, notamment pour produits en gros morceaux
US5490635A (en) * 1994-06-02 1996-02-13 Astec Industries, Inc. Control cab support mechanism
WO2002094445A1 (fr) * 2001-05-18 2002-11-28 Horstmann Gmbh & Co. Kg Dispositif de separation permettant de trier un melange de matieres
CN203935894U (zh) * 2014-02-26 2014-11-12 石城宝鑫选矿设备有限责任公司 一种高强度选矿设备
BR102017022462A2 (pt) * 2017-10-18 2019-05-07 Johann Hoffmann Sistema para separação de materiais

Also Published As

Publication number Publication date
BR202022006858U2 (pt) 2023-10-24

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