EP2914386A2 - Dispositif de tri - Google Patents

Dispositif de tri

Info

Publication number
EP2914386A2
EP2914386A2 EP13786453.4A EP13786453A EP2914386A2 EP 2914386 A2 EP2914386 A2 EP 2914386A2 EP 13786453 A EP13786453 A EP 13786453A EP 2914386 A2 EP2914386 A2 EP 2914386A2
Authority
EP
European Patent Office
Prior art keywords
sorting
rotation
screw rollers
screw
rollers
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.)
Granted
Application number
EP13786453.4A
Other languages
German (de)
English (en)
Other versions
EP2914386B1 (fr
Inventor
Bernd Günther
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.)
Guenther Holding GmbH and Co KG
Original Assignee
Guenther Holding GmbH and Co KG
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 Guenther Holding GmbH and Co KG filed Critical Guenther Holding GmbH and Co KG
Priority to PL13786453T priority Critical patent/PL2914386T3/pl
Publication of EP2914386A2 publication Critical patent/EP2914386A2/fr
Application granted granted Critical
Publication of EP2914386B1 publication Critical patent/EP2914386B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/12—Apparatus having only parallel elements
    • B07B1/14—Roller screens
    • B07B1/145—Roller screens the material to be screened moving along the axis of the parallel elements
    • 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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/12—Apparatus having only parallel elements
    • B07B1/14—Roller screens
    • B07B1/15—Roller screens using corrugated, grooved or ribbed rollers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/407—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with ejecting or other unloading device
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F7/00—Equipment for conveying or separating excavated material
    • E02F7/06—Delivery chutes or screening plants or mixing plants mounted on dredgers or excavators

Definitions

  • the invention relates to a device for sorting with several
  • Screw rollers each having at least one helix, each
  • Screw roller rotates about its own axis of rotation, at least two adjacent screw rollers have the same rotational direction of rotation and the axes of rotation of at least three screw rollers not in one
  • the invention also relates to an excavator and an excavator bucket with such a device for sorting.
  • Disks may be formed, which drive the material not only in the circumferential direction of the disc rotation, but also orthogonal thereto in the direction of the axis of rotation of the rotating elements. However, the removal of the
  • DE 602 1 8 668 T2 discloses a sorting device designed as a screen screen in a V-shape for mixed recyclable material. The free ends of the rotating elements of the disc screen are mounted on both sides in a frame.
  • EP 1 570 91 9 B1 discloses a device for sorting the aforementioned type of substantially solid material. At a special Embodiment of this device is fed via a feed belt material to be separated at a certain angle to several driven with the same direction of rotation spiral rollers. The material is in by the roller conveyor effect
  • the sorting result can be improved by applying an additional force to the sorting material in particular regions of a sorting surface formed by the screw rollers, in particular by utilizing the weight force.
  • the force can, for example, in
  • Rotation elements which are designed as screw rollers or as spiral rollers exposed. According to the invention, at least some of the
  • the axes of rotation of the rotating elements are aligned parallel to each other.
  • the sorting surface formed by the rotation elements is curved at least in a partial area.
  • the curvature in cross section can be circular-segment-shaped or parabolic, but also V-shaped.
  • Rotational elements formed sorting surface is curved in one part and is formed flat in another part.
  • the sorting surface formed by the rotation elements in one
  • Sorts back sorting area In this way, a particularly good sorting result is achieved, because, as already stated, the part of the sorting material, which would actually have to fall through between the rotation elements, which may be designed, for example, as screw rollers or as screen rollers, remains longer in their sphere of influence and thereby the Probability of
  • the sorting surface formed by the rotation elements forms a trough and / or is part of a trough.
  • at least one additional boundary wall for forming the trough may be present.
  • At least two rotary elements have a different rotational direction of rotation.
  • the rotation elements in a first portion of a first
  • Rotational elements have such a rotational direction of rotation, that directed to be sorted Sortiergut side of the rotating elements always exerts an example directed to a center of the sorting surface and / or to a lowest point of a trough force on the sorted.
  • Spiral rollers in a portion of a first portion of the sorting surface have a different sense of winding, as the helices of the spiral rollers in a second, different from the first portion of the sorting area. It can also be provided in particular that the helices are mutually different
  • adjacent spiral rollers in a first portion of the sorting surface of the device have a different sense of winding than the coils of adjacent spiral rollers in a second, from the first portion
  • Spiral rollers interlock at least in a partial area and / or the respective spirals of the spiral rollers of the subregions of the sorting surface engage with the same rotational direction of rotation and / or that the helices of all adjacent spiral rollers interlock.
  • a task direction for the material to be sorted is defined, which is aligned parallel to the axis of rotation of at least one rotation element.
  • a feed area for the sorted item is defined by adjacent ends of the rotary elements.
  • a feed area for the sorted material is defined in the region of the ends, on which the rotation elements are held on one side.
  • a task direction for the good to be sorted is defined, which is aligned perpendicular to the axis of rotation of at least one rotation element.
  • the sorted material is fed laterally onto one or more rotation elements and the sorting material is subsequently transported through the sorting surface by the above-described roller conveyor effect through the rotation elements.
  • the sorting surface formed by the rotation elements can be pivoted in total.
  • the pivoting can in particular serve to steer individual areas of the sorting area steeper - and other areas flatter.
  • the sorting surface formed by the rotation elements is in order a pivot axis parallel to the axes of rotation is pivotally mounted.
  • Such a pivoting can also serve - for example, if the device for sorting part of a bucket - to load this device for sorting with sorting and / or bring about a loading position. It is also possible, for example, for the ejection of the sorted material over the free ends of the spiral rollers by adding an additional
  • the sorting surface formed by the rotation elements is mounted in total pivotable about a pivot axis which is arranged in a direction perpendicular to the rotation axis plane.
  • the force directed to the sorting material by the rotation of the spiral rollers provided with spirals toward the free end of the spiral rollers is a force
  • Sorting surface to tilt in the opposite direction in order to achieve a high throughput, but with reduced sorting quality.
  • Screw rollers having a preferably fixed core tube on which an outer casing tube is rotatably mounted, which carries the helix or spiral.
  • This embodiment with a preferably standing core tube, which is surrounded by a spiral tube carrying the spiral or spiral, is recommended
  • the core tube and the outer jacket tube are mounted on at least two points, the jacket tube is mounted on almost both sides, the jacket tube is mounted on both sides, so to speak.
  • the core tube can extend over only part of the jacket tube length in the jacket tube.
  • the core tube may protrude into the latter at least up to half the length of the jacket tube.
  • the bearing between the core tube and jacket tube is arranged in the region of the drive for the screw roller, so that the forces originating from the drive are introduced particularly favorably into the screw roller, without causing increased material stresses.
  • Such an excavator bucket can have all the features of the above described
  • Excavator be also designed such that the axes of rotation of all the rotational elements are arranged in a common plane.
  • the bucket identifies a filling opening and a different opening from the filling opening for the oversize.
  • the bucket has a further ejection path for the undersize, this ejection path usually passes through the spaces between the rotation elements therethrough.
  • the bucket is designed exclusively for sorting and not for crushing the material taken in with the bucket.
  • the bucket has at least one
  • Partition on which keeps the fractions generated by the sorting device separated may alternatively or additionally also be provided that the rotation elements end freely and that the excavator bucket has at least one partition which, in the sorting working position of the
  • Baggerlöffel is arranged below the free ends of the rotating elements and / or that the bucket has at least one partition, which is arranged in Sortierarbeits sued the bucket under the ejection opening for the oversize. In this way, it is particularly ensured that the fractions do not coincide again below the bucket.
  • the bucket may have its own drive device for rotating the rotating elements.
  • the drive device is designed hydraulically, for example by utilizing the hydraulic pumps, which are already present in most cases in an excavator, liquids and lines.
  • Particularly advantageous is a construction machine,
  • Fig. 1 shows an embodiment of a device according to the invention for
  • Fig. 2 is a detail view of the inventive device for sorting a cross-sectional view of a detail of the inventive device for sorting another embodiment of an inventive
  • FIG. 1 3 is an illustration of the cross section of the screw roller according to Figure 1 2 in the region of the free end of the screw roller and
  • Fig. 14 shows the detail "Z" according to FIG. 1 2.
  • FIG. 1 shows an embodiment of a device 1 according to the invention for sorting with a plurality of rotation elements 2, which are designed as screw rollers 3 with intermeshing coils 4 or as a spiral roller.
  • Each of the rotary elements 2 rotates about its own axis of rotation, which corresponds in each case to the longitudinal central axis of each rotary element.
  • Rotary axes are aligned parallel to each other, but d he formed by the rotation elements 2 sorting surface is flat in a first portion 4 and is curved in a second portion 5.
  • the feeding of sorted material takes place in the direction of the arched second portion 5 opposite region of the sorting surface, which is indicated by the arrow 6.
  • the screw rollers 3 rotate in a clockwise direction, so that the applied sorting material is transported by the rotation of the screw rollers 3 in the direction of the curved end of the sorting surface. In this case, the undersize falls between the screw rollers 3 and through a funnel 7 on a
  • FIG. 2 shows a detailed view of the embodiment shown in FIG.
  • the detail view can be clearly seen that the screw rollers 3 have intermeshing coils 4, with all screw rollers rotate in the same direction in the clockwise direction.
  • the screw rollers 3 are mounted on one side on a drive and transmission part 1 2.
  • FIG. 3 shows a detail of the exemplary embodiment illustrated in FIG. 1 in a cross-sectional representation. This illustration also shows that the helices 4 of the screw rollers 3 mesh with one another. It can also be clearly seen that the first subregion 1 3 has a flat sorting surface, while the second subregion 14 has a curved sorting surface.
  • the sorting material is, as already mentioned, applied to the first screw roller of the first planar portion 4, which is indicated by the directional arrow 6.
  • the device is particularly suitable for gluing
  • Screw rollers 3 is first transported along the first, planar part of the sorting surface. In this case, part of the undersize already falls between the screw rollers 3. The glued together stones are transferred from the rotating rollers in the upwardly curved second portion 14, which leads to a rolling back and overturning of the sorted material, whereby the bonds are broken and the individual
  • Components can then be sorted.
  • Figure 4 shows another embodiment of an inventive
  • the screw rollers 3 d he are arranged in a first portion 1 3, a different rotational direction of rotation, as the rotation elements 2, in a second, of the first portion 1 third
  • the rotational direction of rotation of the screw rollers 3 is selected so that they always exert a force oriented to the depression point on the sorting material.
  • the sorted material is fed via a feed hopper 1 5 and a conveyor belt 1 6 on the sorting surface 1 7 formed by the rotary elements 2, which is indicated by the directional arrow 6.
  • the oversize leaves the sorting surface 1 7 over the free ends of the screw rollers 3 away and falls on
  • the device for sorting is with a
  • the sorting surface 1 7 formed by the rotation elements 2 can be extended by one
  • Swivel axis 21 are pivoted, whereby the ejection over the free ends by adding a weight force component difficult or can be facilitated.
  • the sorting surface 1 7 steeply, the
  • Dwell time of the sorted on the sorting surface 1 7 increases and thus the sorting result can be improved in terms of accuracy.
  • the adjustment of the inclination of the sorting surface 1 7 affects the ratio of the amount of ejected undersize to the ejected oversize.
  • FIG. 5 shows the part of the sorting device which includes the sorting surface 17. It can be clearly seen that the helices 4 of the screw rollers 3 of the first region 1 3 mesh with each other. These screw rollers 3 rotate with the same rotational rotation.
  • the screw rollers 3 of the second region 14 also have
  • Screw rollers 3 of the first region 1 3 opposite rotational direction of rotation. These screw rollers 3 also have a different winding sense in terms of their helices 4, as the screw rollers 3 from the first region 1 third
  • a first drive 22 which is designed as a gear motor, is provided for the screw rollers of the first region 1 3.
  • a second drive 23 is provided for the screw rollers 3 of the second portion 14, which also as
  • Geared motor is formed. In the figure, it is also clear to recognize a receptacle 24 for pivoting about the pivot axis 21.
  • non-rotating steel tubes 25 are arranged parallel to the screw rollers 3 to the edge sorting rollers.
  • FIG. 6 shows the section from the device for sorting already shown in FIG. 5 from another perspective view.
  • the material feed takes place in alignment of the arrow with the reference numeral 6.
  • FIG. 7 shows the sorting surface 17 in plan view. In particular, the two areas can be seen, the respective screw rollers 3 with different rotational direction and different winding sense of their helices. 4
  • FIG. 8 shows a cross-sectional view of the detail already shown in FIGS. 5 to 7. It can be clearly seen that the coils 4 of the
  • Screw rollers 3 interlock.
  • the receptacles 24 for pivot bearing and the drives 22, 23 are located.
  • FIG. 9 shows an excavator bucket 26 with a device 1 according to the invention for sorting.
  • the bucket has mounted on one side each provided with a helix 4 screw rollers 3.
  • the sorted material is introduced via the provided with prongs 27 filling opening 28 in the bucket.
  • the bucket has a different side from the filling opening
  • the oversize leaves the device for sorting through this lateral ejection opening 29, which is caused by the
  • Directional arrow 10 is indicated.
  • the undersize leaves the device for sorting through the interstices of the screw rollers 3 down through.
  • the bucket has adjacent to the screw rollers 3 on a support bracket 30 for the stability of the bucket.
  • Figure 10 shows the bucket in a cross-sectional view in which it can be seen how the helices 4 of the screw rollers 3 engage with each other.
  • the position of the support bracket 30 is shown in this figure.
  • the oversize leaves the bucket 26 through the space provided for this purpose
  • Figure 1 1 shows an alternative embodiment of an excavator bucket 26 with a device 1 according to the invention for sorting.
  • the ejection of the oversize grain in this embodiment is also carried out by a separate ejection opening 29 along the path, which is indicated by the directional arrow with the reference numeral 1 0.
  • the undersize leaves the bucket through the spaces between the screw rollers 3 along the path, which is indicated by the directional arrow by the reference numeral 9.
  • FIGS 1 2 to 14 show an embodiment of a screw roll 3, which can be used in particular for larger types.
  • the screw roller 3 has, in the exemplary embodiment selected here, a core tube 31 which protrudes into this at least up to half the length of the jacket tube 32.
  • the outer jacket tube 32 carries the spirals 33.
  • the core tube 31 projects almost to the free end of the jacket tube 32, wherein the jacket tube 32 and core tube 31 are in contact with each other via two bearings 34, 35.
  • the jacket tube 32 is mounted on almost both sides on a projecting core tube 31.
  • the storage of the jacket tube 32 on the core tube 31 is ersichtl particular I from the detail image of FIG 14.
  • the free end of the jacket tube 32 is received via a pin 36 in the bearing 35, which is located at the end of the core tube 31.
  • the jacket tube 32 has a rotary part 37, which is mounted in a second bearing 34.
  • the drive-side bearing 34 by a trained as a rotary part sprocket 38, via which the casing tube 32 is driven.
  • the terminal box is referred to, in which the standing core tube 31 is received.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Sorting Of Articles (AREA)

Abstract

L'invention concerne un dispositif de tri comprenant plusieurs cylindres à vis comportant chacun au moins une hélice, chaque cylindre à vis tournant autour de son propre axe de rotation, au moins deux cylindres à vis adjacents présentant le même sens de rotation et les axes de rotation d'au moins trois cylindres à vis n'étant pas situés dans un plan commun. Selon l'invention, au moins certains des cylindres à vis sont maintenus et montés rotatifs exclusivement d'un côté.
EP13786453.4A 2012-10-30 2013-10-30 Dispositif de tri Active EP2914386B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13786453T PL2914386T3 (pl) 2012-10-30 2013-10-30 Urządzenie do sortowania

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012110361.5A DE102012110361B4 (de) 2012-10-30 2012-10-30 Vorrichtung zum Sortieren
PCT/EP2013/072674 WO2014067979A2 (fr) 2012-10-30 2013-10-30 Dispositif de tri

Publications (2)

Publication Number Publication Date
EP2914386A2 true EP2914386A2 (fr) 2015-09-09
EP2914386B1 EP2914386B1 (fr) 2018-01-31

Family

ID=49546391

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13786453.4A Active EP2914386B1 (fr) 2012-10-30 2013-10-30 Dispositif de tri

Country Status (7)

Country Link
US (1) US9849484B2 (fr)
EP (1) EP2914386B1 (fr)
CN (1) CN104884178B (fr)
DE (1) DE102012110361B4 (fr)
ES (1) ES2665558T3 (fr)
PL (1) PL2914386T3 (fr)
WO (1) WO2014067979A2 (fr)

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Also Published As

Publication number Publication date
WO2014067979A2 (fr) 2014-05-08
US9849484B2 (en) 2017-12-26
CN104884178A (zh) 2015-09-02
CN104884178B (zh) 2018-10-09
DE102012110361B4 (de) 2015-03-26
EP2914386B1 (fr) 2018-01-31
WO2014067979A3 (fr) 2014-07-24
US20150290681A1 (en) 2015-10-15
DE102012110361A1 (de) 2014-05-15
PL2914386T3 (pl) 2018-07-31
ES2665558T3 (es) 2018-04-26

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