EP0974405B1 - Installation pour séparer un mélange de matériaux - Google Patents

Installation pour séparer un mélange de matériaux Download PDF

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Publication number
EP0974405B1
EP0974405B1 EP19980115381 EP98115381A EP0974405B1 EP 0974405 B1 EP0974405 B1 EP 0974405B1 EP 19980115381 EP19980115381 EP 19980115381 EP 98115381 A EP98115381 A EP 98115381A EP 0974405 B1 EP0974405 B1 EP 0974405B1
Authority
EP
European Patent Office
Prior art keywords
separating
installation according
end section
good
section
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
EP19980115381
Other languages
German (de)
English (en)
Other versions
EP0974405A2 (fr
EP0974405A3 (fr
Inventor
Ludwig Fischer
Ernst L. Kirchner
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.)
KIRCHNER, ERNST L.
Ziegler & Co GmbH
Original Assignee
Gruben-Zentralkontor Wunsiedel Ziegler & Co GmbH
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
Priority claimed from DE19835447A external-priority patent/DE19835447C1/de
Application filed by Gruben-Zentralkontor Wunsiedel Ziegler & Co GmbH filed Critical Gruben-Zentralkontor Wunsiedel Ziegler & Co GmbH
Publication of EP0974405A2 publication Critical patent/EP0974405A2/fr
Publication of EP0974405A3 publication Critical patent/EP0974405A3/fr
Application granted granted Critical
Publication of EP0974405B1 publication Critical patent/EP0974405B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/14—Details or accessories
    • B07B13/16—Feed or discharge arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B13/00—Grading or sorting solid materials by dry methods, not otherwise provided for; Sorting articles otherwise than by indirectly controlled devices
    • B07B13/003—Separation of articles by differences in their geometrical form or by difference in their physical properties, e.g. elasticity, compressibility, hardness

Definitions

  • the invention relates to a system for separating round good bodies broken and / or irregular good bodies a good mix of the round and the broken good bodies with a size of ⁇ 10 mm and with a uniform specific weight of the good-body to be separated.
  • Such a system is known, for example, from US Pat. No. 2,724,498.
  • This known system has a helical shape Track that surrounds a pillar.
  • the pillar is divided into two compartments, with holes in the open into a helical path.
  • a funnel is provided, which is filled with the good mixture to be separated. The The task of the good mixture to be separated thus takes place in the way that the good-bodies simply indiscriminately in the helical path can be entered.
  • a method and apparatus for separating whole spherical solid particles from mixtures with broken and / or irregularly shaped particles known from DE-AS 1 026 160 There comes an inclined one Plate for use in transverse vibrations is transferred. At the bottom edge of the sloping plate a receptacle is provided. The receptacle is arranged at such a distance from the plate that a gap between the plate and the receptacle is formed. Another receptacle is below of the gap arranged. Feeders are used for Feed the good mixture to be separated to the inclined one Plate. With the help of the feed devices, the good mix to the disk at such a speed fed that the good-body of the mixture a Movement component received across the plate.
  • flint stones For the goods to be separated of the type mentioned at the beginning it is for example flint stones. Flint is that English word for quartz mineral that in German Language is called flint. In technical The area is the term "Flint" for pebbles. Such Pebbles, for example, come classified into graded ones Dimensions between 1 and 25 cm as grinding media in Drum mills for use. Here they are used for grinding of ceramic masses, glazes, minerals or the like. In addition, pebbles are, for example, as decorative pebbles or as Aggregates or used as building materials. Usually consist of 1000 kg of natural pebbles or flint stones Round approx. 300 to 350 kg and from approx. 650 - 700 kg broken or out-of-round flintstones. Only the round ones Flintstones are in the grinding technique mentioned above applicable. This means that the round flint stones from the natural mixture of round and broken or irregular flint stones must be sorted out.
  • the invention is the Task based on an installation of the type mentioned with which it is possible to create the round good-body from a good mixture of round and broken or irregular good bodies with a good separation rate time-saving to separate.
  • This task is carried out in a system of the type mentioned Type solved according to the invention by a separating device, by means of which the good bodies from one indiscriminate fill and isolated with a Translational motion component are applied, a at least subordinate to the separation device approximately horizontally provided roller for superimposing the through the endless belt of the separation device certain translation movement of the individual good-body with an angular momentum, and one downstream of the roller, downward-sloping, arched spiral track mechanism, the one adjacent to the roller and at least approximately parallel oriented separating end section and therefrom removed an output end portion, and with a vibration drive is connected.
  • the separating device can Have endless belt that a feed section for the separating good mixture and removes one from it Delivery section for the at least roughly isolated goods having.
  • the separation device can also, for example, from a funnel that is capable of good-body to be separated from an indiscriminate fill isolated, the good body with the Translational motion component are applied.
  • round Good bodies then roll due to gravity to the output end section the arched spiral track facility while broken or irregular good bodies do not rolling movement from the separating end section of the spiral track device perform away but at the separating end section slipping from the spiral track facility be carried away.
  • This good mix can be natural pebbles or flint stones act as before has been mentioned.
  • the system according to the invention is, for example. also for separating crops such as potatoes Separation of tropical fruits such as oranges, pineapples or the like. suitable.
  • the endless belt Separating device formed by a conveyor belt be spaced apart in at least one row Carrier organs for good bodies.
  • This Driving elements are, for example, U-shaped or V-shaped Ribs designed from the conveyor belt of the The separating device protrudes from the top.
  • the drive of the endless belt of the separating device expediently by means of an electric motor.
  • the separation device an angled Band course with an at least approximately horizontal Feed section for the good mix and with one on it subsequent, sloping upward sloping conveyor section has, the top end portion of the Delivery section for the at least roughly isolated goods forms.
  • the can separating material mixture in a bed on the Task section to be abandoned.
  • investment is between the separation device and the the at least roughly isolated good bodies with a Rotational speed component acting roller Separating device provided an endless conveyor belt and above this a channeling device with at least one separation channel.
  • a Rotational speed component acting roller Separating device provided an endless conveyor belt and above this a channeling device with at least one separation channel.
  • the roller with a friction lining is provided.
  • This friction lining can be, for example act a rubber or plastic covering, which Material of the friction lining has a coefficient of friction which corresponds to the goods to be separated, i.e. to the to separating good-body is suitably adapted.
  • the roller friction lining can have a surface structure exhibit.
  • Such a surface structuring can in particular, be useful if with the help of Plant according to the invention formed by flint stones Good mixture should be separated, being by the Surface structuring of the friction lining of the roller it is avoided that relatively small flint stone chips that are very sharp, damage to the friction lining cause.
  • the spiral track device of the invention Separation system has at least one inclined downwards Wendelbahn on.
  • the number of spiral lanes can add to the number the rows of mutually spaced driver elements on Conveyor belt of the separating device and / or to the Number of separation channels of the channeling device on the Endless conveyor belt between the Separating device and the roller arranged Separating device correspond.
  • the good-body to be separated isolated on the abandoned at least one downward inclined spiral track become. This differs from the invention Plant very much with known separation plants a spiral track device on which the thing to be separated Well abandoned in an indiscriminate heap.
  • the / each spiral track can be trough-shaped with an upward standing inner and outer edge be formed, the The outer edge extends along the separating end section to Output end section and the inner edge differ from that Output end section only up to the separating end section extends and ends before this.
  • One Training of the latter type can be on the inside of the Separating end section of the / each spiral track an output intended for broken good bodies. This broken good-bodies are said at the issue collected and can be used appropriately become.
  • Broken flint stones can, for example, in road construction are used.
  • the / each spiral track can For example, be formed by a rubber or plastic covering, which is designed with a corresponding gradation. at a plant for separating flint stones has proven to be Proven useful when grading from each other offset spiral track surface elements is formed.
  • the spiral track surface elements can be made from one Sheet material exist.
  • At the output end section of the at least one spiral track Spiral track device of the separation system according to the invention can be a classifier for the round good-body be provided. With the help of this classifier a classification of the round good body according to the desired Sizes or size ranges possible.
  • washing device In the neighborhood of the dispensing section of the Separating device can be a good washing device be provided.
  • a washing device can for Flintstones can be just as useful as in a plant for separating crops such as potatoes, tropical crops like oranges or the like
  • FIG. 1 shows a system in a schematic representation 10 for separating round good-bodies from broken and / or irregular good bodies of a good mixture 12 from the round and the broken good-bodies, which are a size of at least 10 mm and the one uniform specific Own weight.
  • the system 10 has a separating device 14, one to the separating device 14 subsequent separating device 16, one to the Separating device 16 adjoining roller 18 and one of the Roller 18 downstream, downwardly inclined arcuate Spiral track device 20.
  • the separating device 14 has an endless belt 22 on, which is formed by a conveyor belt 24.
  • the Conveyor belt 24 is provided with driving elements 26, which are from Stand conveyor 24 away.
  • Fig. 2 illustrates one Section of the conveyor belt 24, in which the Driver organs 26 in two rows next to each other and are provided offset from each other.
  • the driving bodies 26 are V-shaped, as can be seen from FIG. 2.
  • the driving elements 26 are dimensioned such that they to transport at least one round good body 28 or at least one broken or irregular Well-body 30 are suitable.
  • This transfer is in Fig.1 by the arcuate arrow 40 indicated.
  • the separating device 16 has an endless conveyor belt 42 on which the at least roughly isolated good bodies 28, 30 handed over by the separating device 14 become.
  • a channeling device 44 arranged, which - as can be seen from Fig. 3 - for example. has two separating channels 46.
  • the / each separation channel 46 has a clear width which, for example, at most double cross-sectional dimension of the largest to be separated Good body 28, 30 corresponds. That means that Side walls 48 through which the separating channels 46 are set, can be designed to be adjustable. This is 3 indicated by the double arrows 50.
  • the with the help of the separator 16 through the Separating channels 46 of the channeling device 44 from one another Separate good bodies 28, 30 are made using the endless conveyor belt 42 targeted to the roller 18 of the system 10 to hand over. That is in Fig. 1 by the arc-shaped arrow 52 indicated.
  • the roller 18 is advantageously with a Provide friction lining 54, with the help of which on the roller 18 impinging good bodies 28, 30 with an angular momentum be charged.
  • the roller 18 suitably driven in rotation, which in Fig. 1 by the arcuate arrow 56 is illustrated.
  • the one Translational and a rotational component acted Good bodies 28, 30 pass from the roller 18 to the spiral track device 20, one adjacent to the roller 18 and separating end section oriented at least approximately in parallel 58 and away from it an output end portion 60 (see in particular Fig. 4).
  • the spiral track device 20th has at least one downwardly inclined spiral track 62, the gutter-shaped with an inner edge 64 upwards and an upstanding outer edge 66 is provided.
  • the outer edge 66 extends along the separating end portion 58 of the spiral track 62 to the output end section 60.
  • the inner edge 64 extends from Output end section 60 of the spiral track 62 to the separating end section 58 and ends before this.
  • Spiral track device 20 of the system 10 is one Classifying device 74 for the round good bodies 28 intended.
  • the classifier 74 has e.g. holes of different diameters.
  • FIGS 4 and 5 illustrate that the spiral track 62nd of the spiral track device 20 offset from one another Spiral track surface elements 76 is formed.
  • Spiral track surface elements 76 By matching Displacement of the spiral track surface elements 76 results a step 78 of the spiral track 62. This step 78 is in 5 clearly visible.
  • FIG. 4 schematically shows the design of the roller 18 or of the friction lining 54 on the outer surface of the roller 18 with a surface structuring 80.
  • FIG. 1 shows schematically a good washing device 82 which in the Neighboring the discharge section 38 of the separating device 14 is arranged.
  • the endless belt 22 of the separating device 14 is with With the help of a (not shown) drive device in Direction of arrows 84 driven.
  • the endless conveyor belt 42 of the separating device 16 is with the help a drive device, not shown, in the direction of arrows 86 driven.
  • the roller 18 is in the direction of arrow 56 driven in rotation, as already mentioned has been.
  • the spiral track device 20 is with the help a vibration drive, not shown, in a Vibration offset. This vibration is in Fig. 4 by the Double arrow 88 illustrates.

Landscapes

  • Combined Means For Separation Of Solids (AREA)
  • Crushing And Grinding (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)

Claims (14)

  1. Installation pour la séparation des matériaux arrondis (28) d'avec les matériaux brisés et/ou irréguliers (30) d'un mélange (12) se composant de matériaux arrondis et de matériaux brisés (28, 30), ayant une taille supérieure ou égale à 10 mm et le poids spécifique individuel des matériaux (28, 30) à séparer, caractérisée en ce qu'elle comporte:
    un dispositif de dispersion ou d'isolement (14) au moyen duquel les matériaux (30) sont isolés à partir d'une masse indifférenciée, et accélérés avec une composante de déplacement en translation,
    un cylindre (18) au moins à peu près horizontal disposé après le dispositif d'isolement (14) et destiné à superposer une impulsion de rotation au déplacement en translation des matériaux individuels (28, 30), et
    un dispositif à cheminement arrondi (20) en forme de voûte inclinée vers l'arrière, disposé après le cylindre (18), et qui se compose d'une zone terminale de séparation orientée au moins à peu près parallèlement (58) et d'une zone terminale de délivrance (60) éloignée de la précédente et qui est réunie à un système à vibrations.
  2. Installation selon la revendication 1, caractérisée en ce que le dispositif d'isolement (14) consiste en une bande sans fin (22) qui présente une section de réception (12) du mélange de matériaux à séparer (12) et une section de transfert (38) éloignée de la précédente, pour le matériau au moins grossièrement dispersé ou isolé.
  3. Installation selon la revendication 2, caractérisée en ce que la bande sans fin (22) du dispositif d'isolement (14) comporte une bande d'alimentation (24) qui se compose d'au moins une série d'organes de retenue éloignés les uns des autres (26) pour les matériaux (28, 30).
  4. Installation selon la revendication 2, caractérisée en ce que la bande sans fin (22) du dispositif d'isolement (14) présente un trajet angulaire, avec une section de réception au moins à peu près horizontale (32) pour le mélange de matériaux (12) et une section d'entraínement (34) réunie à la précédente et fortement inclinée vers le haut, dont la zone terminale supérieure (36) constitue la section de transfert (38) pour le matériau au moins grossièrement dispersé.
  5. Installation selon la revendication 1 ou 2, caractérisée en ce que, entre le dispositif d'isolement (14) et le cylindre (18) est prévu un dispositif de séparation qui se compose d'une bande de transport sans fin (42) et d'un dispositif de canalisation (44) situé au-dessus de la bande de transport sans fin (42) avec au moins un canal séparateur (46).
  6. Installation selon l'une quelconque des revendications 1 à 5, caractérisée en ce que le cylindre (18) est équipé d'une couche de friction (54).
  7. Installation selon la revendication 6, caractérisée en ce que la couche de friction présente une structuration superficielle (80).
  8. Installation selon l'une quelconque des revendications 1 à 7, caractérisée en ce que le dispositif à cheminement arrondi (20) comporte au moins un trajet arrondi (62) incliné vers le bas.
  9. Installation selon la revendication 8 dans laquelle le/chaque trajet arrondi (62) est en forme de rainure et comporte des rebords intérieur et extérieur orientés vers le haut (64, 66), le rebord extérieur (66) s'étendant le long de la section terminale séparatrice (58) jusqu'à la section terminale d'évacuation (60) et le rebord intérieur (64) ne s'étend depuis la section terminale d'évacuation (60) que jusqu'à la section terminale séparatrice (58).
  10. Installation selon la revendication 9, caractérisée en ce que, à la section terminale séparatrice (58) du (de chaque) trajet arrondi (62) est prévue une sortie (70) pour les matériaux brisés (30).
  11. Installation selon rune quelconque des revendications 1 à 10, caractérisée en ce que le (chaque) trajet arrondi (62) comporte des degrés (78).
  12. Installation selon la revendication 11, caractérisée en ce que les degrés (78) sont constitués par des éléments de surface (76) du trajet arrondi, décalés l'un par rapport à l'autre.
  13. Installation selon l'une quelconque des revendications 8 à 12, caractérisée en ce que, à la section terminale de sortie (60) du ou de chaque trajet arrondi (62) du dispositif de trajet arrondi (20) est prévu un dispositif de classification (74) pour les matériaux arrondis (28).
  14. Installation selon l'une quelconque des revendications 1 à 13, caractérisée en ce que, dans le voisinage de la section de transfert (38) du dispositif d'isolement (14) est prévu un dispositif de lavage de matériau (82).
EP19980115381 1998-07-22 1998-08-17 Installation pour séparer un mélange de matériaux Expired - Lifetime EP0974405B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19832872 1998-07-22
DE19832872 1998-07-22
DE19835447 1998-08-05
DE19835447A DE19835447C1 (de) 1998-07-22 1998-08-05 Anlage zum Trennen einer Gut-Mischung

Publications (3)

Publication Number Publication Date
EP0974405A2 EP0974405A2 (fr) 2000-01-26
EP0974405A3 EP0974405A3 (fr) 2001-01-24
EP0974405B1 true EP0974405B1 (fr) 2002-06-05

Family

ID=26047594

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19980115381 Expired - Lifetime EP0974405B1 (fr) 1998-07-22 1998-08-17 Installation pour séparer un mélange de matériaux

Country Status (3)

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EP (1) EP0974405B1 (fr)
DK (1) DK0974405T3 (fr)
ES (1) ES2180102T3 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1573035A (en) * 1920-11-04 1926-02-16 Anthracite Separator Co Adjustable apparatus for feeding and separating coal and like materials
US1582503A (en) * 1925-06-18 1926-04-27 Anthracite Separator Co Spiral separator
US2724498A (en) * 1954-11-18 1955-11-22 David O Beresford Device for separating mixed masses of spherical and irregularly shaped bodies such as seeds, grains and the like
JPH0734899B2 (ja) * 1993-03-31 1995-04-19 豊田通商株式会社 非鉄材料選別装置
JP3327703B2 (ja) * 1993-10-19 2002-09-24 マグネティック セパレイション システムズ インコーポレイテッド 不揃いな異種材料の分類装置

Also Published As

Publication number Publication date
EP0974405A2 (fr) 2000-01-26
DK0974405T3 (da) 2002-07-01
ES2180102T3 (es) 2003-02-01
EP0974405A3 (fr) 2001-01-24

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