EP3636355B1 - Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri - Google Patents

Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri Download PDF

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Publication number
EP3636355B1
EP3636355B1 EP18199039.1A EP18199039A EP3636355B1 EP 3636355 B1 EP3636355 B1 EP 3636355B1 EP 18199039 A EP18199039 A EP 18199039A EP 3636355 B1 EP3636355 B1 EP 3636355B1
Authority
EP
European Patent Office
Prior art keywords
machine frame
support plate
connecting device
grate
fastening
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
EP18199039.1A
Other languages
German (de)
English (en)
Other versions
EP3636355A1 (fr
Inventor
Christian Kockmann
Florian Lewe
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.)
Hazemag and EPR GmbH
Original Assignee
Hazemag and EPR 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 to RS20220489A priority Critical patent/RS63310B1/sr
Priority to DK18199039.1T priority patent/DK3636355T3/da
Priority to EP18199039.1A priority patent/EP3636355B1/fr
Priority to ES18199039T priority patent/ES2914858T3/es
Application filed by Hazemag and EPR GmbH filed Critical Hazemag and EPR GmbH
Priority to PL18199039T priority patent/PL3636355T3/pl
Priority to PT181990391T priority patent/PT3636355T/pt
Priority to SI201830667T priority patent/SI3636355T1/sl
Priority to HRP20220686TT priority patent/HRP20220686T1/hr
Priority to LTEP18199039.1T priority patent/LT3636355T/lt
Priority to HUE18199039A priority patent/HUE058908T2/hu
Publication of EP3636355A1 publication Critical patent/EP3636355A1/fr
Application granted granted Critical
Publication of EP3636355B1 publication Critical patent/EP3636355B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50—Cleaning
    • B07B1/52—Cleaning with brushes or scrapers
    • B07B1/526—Cleaning with brushes or scrapers with scrapers
    • 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

Definitions

  • the invention relates to a classifying grate with a machine frame standing on a base plate and a large number of screen shafts provided with disks or star arms, which are rotatably mounted one behind the other in a longitudinal direction of the machine frame, with each screen shaft being assigned a support plate which is vertical offset from the corresponding screen shaft and which is equipped with scrapers which extend into spaces formed by adjacent disks or star fingers of the associated screen shaft, according to claim 1.
  • the invention relates to a method for dismantling a carrier plate, equipped with scrapers, of a classifying grate, according to claim 10.
  • a classification grate of the type described above is also referred to as a roller grate and is, for example, from DE 644 501 famous.
  • roller grates are used for transporting and classifying heaps of rock.
  • the roller grate is usually integrated into a system concept, which consists of a feeding element, a further processing element, such as a crusher and transfer chutes.
  • a further processing element such as a crusher and transfer chutes.
  • several screen shafts are mounted on the machine frame.
  • the screen shafts are driven either individually or collectively via a chain and rotate in the conveying direction. Due to the shape of the shaft assembly, such as disks designed as three-arched disks, star arms or fingers, and due to the rotation, the loose rock debris is conveyed in the longitudinal direction of the machine frame.
  • the cutting discs are assigned scrapers to prevent sticking, with each scraper being a strip of metal perpendicular to the plane of the cutting disc with little lateral play, which is resiliently clamped in a holder outside the disc periphery at an acute angle relative to a radial of the disc and is with the free end supported approximately tangentially on the shaft carrying the disk.
  • the invention has for its object to provide a solution that provides an improved classifying grate in a structurally simple manner, which is characterized by a simple Readjustment or a simple exchange of wipers.
  • a first connecting device is connected to the machine frame via a detachable connection and carries at least one of the support plates, with a second connecting device being attached to the machine frame, which, after loosening the detachable connection carries the first connecting device and which is designed to move the first connecting device in a direction away from the screen shafts and towards the base plate pointing direction.
  • the object is also achieved according to the invention by a method for dismantling a carrier plate equipped with scrapers of a classification grate according to claim 1, in that an assembly element is positively and/or non-positively connected to the carrier plate to be dismantled, the detachable connection of the first connecting device and machine frame being released so that the load of the carrier plate equipped with wipers is borne by the second connecting device, with the carrier plate together with the mounting element fastened to it in a form-fitting and/or force-fitting manner being moved in the direction of the base plate with the aid of the second connecting device until the mounting element rests on the base plate, and the positive and/or non-positive connection between the carrier plate and the mounting element is released and the carrier plate is pulled out of the machine frame laterally transversely to the longitudinal direction of the machine frame.
  • the invention provides a classifying grate and a method which the operator can use enable the replacement and adjustment to be carried out in such a way that neither installations in the chutes nor assembly or maintenance have to take place in a work area below the classification grate that is difficult to access.
  • a carrier plate for mounting the scrapers and a connection system which comprises the first connecting device and the second connecting device, are provided in order to adjust the scrapers and to fix the unit made up of carrier plate and scraper on the machine frame.
  • the carrier plate is dismantled from the side of the machine frame and can therefore be removed from the danger area, so that the carrier plate can be fitted with new scrapers, for example, which makes it unnecessary to set up a scaffolding or platforms below the classification grate in the chute.
  • the carrier plate After the carrier plate has been inserted into the interior of the machine frame, which is done using additional mounting elements that can be attached to the machine frame, the carrier plate must be installed in the connection system, which enables the machine operator or the system operator to adjust the height of the scrapers, for example.
  • the mounting elements can, for example, be in the form of rails, but do not have to be.
  • the invention provides that the first connecting device has a pair of fastening devices, with a respective fastening device being detachably fastened to one of two longitudinal ends of the carrier plate and a fastening surface which can be fastened in contact with a contact surface of the machine frame, and a receiving surface , which can be detachably connected to at least one of the support plates.
  • the fastening surface of each fastening device lies against a corresponding contact surface of the machine frame, the fastening surface and the corresponding contact surface for Example are releasably attached to each other by means of a screw connection.
  • the detachable connection for the first connection device is formed in this advantageous manner.
  • each fastening device to an associated longitudinal end of the corresponding carrier plate, it is advantageous in a further embodiment of the classification grate if a respective longitudinal end of the carrier plate is formed with a supporting pin, which can be inserted into a through-opening formed in the receiving surface of a respective fastening device and can be fixed.
  • the invention in the design of the classification grate provides that the receiving surface of a respective fastening device has a receiving recess into which a respective longitudinal end of the carrier plate can be inserted.
  • the invention provides in a further embodiment of the classification grate that a respective carrier plate has an elongate connecting recess into which a connecting attachment of a mounting element can be inserted, which is designed to be complementary to the connecting recess. which is designed to enable a carrier plate to be dismantled to be pulled out of the machine frame from the side or to be pushed in from the side into the machine frame of a carrier plate to be assembled.
  • a further embodiment of the invention provides that the carrier plate has a mounting surface in which a fastening bore is formed for each of the scrapers, through which a fastening element extends from the side facing away from the mounting surface and mounts the corresponding scraper attached to the mounting surface.
  • the entire carrier plate does not need to be replaced. Rather, this measure makes it possible to replace only individual wipers that are damaged.
  • the invention provides in the design of the classification grate that the second connecting device a pair of height adjustment devices mounted on opposite sides of the machine frame.
  • each height adjustment device is designed as a threaded spindle, with each threaded spindle extending through a through hole formed in the fastening surface of a respective fastening device and carrying a respective fastening device after the detachable connection has been released.
  • the threaded spindle can include an end bearing and a threaded nut, with a respective threaded spindle then extending through a through hole formed in the fastening surface of a respective fastening device, the end bearing being supported on the machine frame and the threaded nut carrying a respective fastening device after the detachable connection has been released .
  • a respective height adjustment device is designed as a hydraulic cylinder, a scissor element or a locking bolt.
  • the height adjustment device is a manual height adjustment.
  • the second connecting device is fastened to the machine frame before the detachable connection is released will.
  • This makes it possible for the second connecting device to be attached to the machine frame only temporarily and not permanently.
  • this has the advantage that it is not possible to provide a large number of second connecting devices corresponding to the number of carrier plates, but only one second connecting device for the entire classification grate.
  • the second connection device can be stored safely and protected away from the classification grate while the classification grate is in operation, so that the second connection device is not exposed to any contamination caused by the operation of the classification grate.
  • the first connecting device is detached from the carrier plate to be dismantled before the carrier plate is pulled out laterally from the machine frame.
  • vertically running recesses can be provided in the machine frame, through which the two carrier plates are kept at a distance, so that if one of the two carrier plates is damaged, the damaged carrier plate can collide with the other support plate is avoided.
  • the invention provides that the assembly element resting on the base plate is fastened to the machine frame or to the base plate. This measure increases safety at work and prevents the assembly element from being pulled out with the carrier plate to be dismantled or from assuming an unfavorable orientation for the assembly.
  • FIG 1 a perspective view of a classification grate 1 according to the invention is shown, which in the exemplary embodiment shown comprises a machine frame 2 which stands on a base plate 3 and a multiplicity of screening shafts 4 .
  • the screen shafts 4 are rotatably mounted one behind the other in a longitudinal direction 5 of the machine frame 2 on the machine frame 2, with each screen shaft 4 being assigned a drive 6 which drives the respective screen shaft 4 in rotation.
  • the screen shafts 4 are mounted in respective bearing housings, the bearing housing on the Machine frame 2 are mounted, so that the screen shafts 4 are mounted on the bearing housing on the machine frame 2.
  • the drives 6 are mounted alternately on opposite sides of the machine frame 2 .
  • the figure 2 shows a perspective sectional view of the classification grate 1 transversely to the longitudinal direction 5 of the machine frame 2, from which it can be seen that each screening shaft 4 is assigned a carrier plate 7, which is equipped with strippers 8.
  • a plurality of discs 9, more precisely three-arch discs 9, are formed on each screen shaft 4 and are arranged at a distance from one another, with the distance between adjacent discs 9 defining an intermediate space 10.
  • a respective carrier plate 7 is arranged below the associated screen shaft 4 , ie a respective carrier plate 7 is arranged offset vertically to the corresponding screen shaft 4 .
  • the scrapers 8 extend into the gaps 10 formed by adjacent discs 9, as is the case, for example figure 3 can be seen, which shows a perspective detailed view of the screen shafts 4 provided with discs 9 and the strippers 8 arranged below the screen shafts 4 .
  • the screen shafts 4 can be fitted with cast segments which have the disc contour of discs 9 that are plugged on or welded on, it being possible for the discs to have recesses instead of the three-arch contour.
  • the carrier plates 7 are not attached directly to the machine frame 2 . According to the invention, it is provided that the support plates 7 are fastened to the machine frame 2 via a first connecting device 11 .
  • the first connecting device 11 is connected via a detachable connection 12 (see, for example figure 4 ) connected to the machine frame 2 and carries at least one of the support plates 7.
  • the detachable connection 12 is designed as a screw connection in the exemplary embodiment, although other detachable connections are also conceivable.
  • the first connecting device 11 carries two support plates 7.
  • the first connecting device 11 has a pair of fastening devices 14, as is shown in FIG figure 5 you can see.
  • a respective fastening device 14 is releasably attached to one of two longitudinal ends 15 of the carrier plate 7, such as the figures 5 and 6 demonstrate.
  • a respective fastening device 14 comprises a fastening surface 16 and a receiving surface 17, as is the case, for example figure 7 indicates.
  • the fastening device 14 is angled, with the fastening surface 16 extending essentially perpendicularly to the receiving surface 17 .
  • the fastening surface 16 is in contact with a contact surface 18 of the machine frame 2, as shown, among other things figure 4 is evident.
  • the fastening surface 16 of a respective fastening device 14 is detachably fastened to the machine frame 2, for example via a screw connection.
  • the receiving surface 17 of the fastening device 14 extends away from the contact surface 18 and is designed to hold at least one support plate 7 .
  • two support plates 7 are detachably connected to the receiving surface 17 .
  • a respective longitudinal end 15 of each support plate 7 is designed with a support pin 19, as shown in figure 8 is shown.
  • Such a support pin 19 is in the mounted state of the support plate 7 on the first connecting device 11 in a through hole 20 (see figure 7 ) inserted, which is formed in the receiving surface 17 of a respective fastening device 14.
  • the trunnion 19 has a thread so that the free end of the trunnion 19 can be connected to the receiving surface 17 by means of a nut can be releasably connected, as shown in figure 6 is shown.
  • the through-opening 20 extends in the direction of the contact surface 18, so that the supporting pin 19 is movably accommodated in the vertical direction.
  • a vertical adjustment of each carrier plate 7 and thus of the wipers 8 fastened to the carrier plate 7 can be brought about by means of an adjusting screw 28 which can be screwed vertically into the through hole 20 (see, for example, figure 4 ).
  • each fastening device 14 also has two receiving recesses 21, the number of receiving recesses 21 corresponding to the number of support plates 7 which are attached to the fastening device 14 or which are fixed by the first connecting device 11. A respective longitudinal end 15 of the support plate 7 is arranged pushed into the associated receiving recess 21 .
  • the carrier plate 7 has a mounting surface 22 which is designed to run obliquely.
  • the wipers 8 rest on the mounting surface 22 of the support plate 7 and are detachably connected to the support plate 7 via a screw connection, as a result of which a damaged or worn wiper 8 can be easily replaced.
  • a plurality of fastening bores 23 are formed in the mounting surface 22 of the carrier plate 7, the number of fastening bores corresponding at least to the number of wipers 8 fastened to the carrier plate 7.
  • a fastener 24 which is a screw in the embodiment shown, wherein the head of the screw at the hole on the Stripper 8 opposite side of the support plate 7 is supported.
  • a respective wiper 8 is pressed or fastened to the mounting surface 22 .
  • the wipers 8 can be fastened with the aid of clamping or clamping.
  • a respective wiper 8 can consist of a single material or of several materials.
  • a respective wiper 8 can consist of several components.
  • wipers 8 as a component made of a wear-resistant material
  • wipers 8 made of a base plate with hard metal components that are glued on, welded on, or screwed on examples include wipers 8 as a component made of a wear-resistant material, wipers 8 made of a base plate with wear protection components that are welded on and made of composite materials, or wipers 8 made of a base plate with hard metal components that are glued on, welded on, or screwed on.
  • each support plate 7 has an elongate connecting recess 25 embodied therein.
  • the connecting recess 25 is T-shaped and is used for positive connection with a rail-shaped mounting element 26, which consists of the Figures 11 and 12 is evident.
  • the mounting member 26 has a plurality of connecting lugs 27 protruding from the mounting member 26 .
  • the connecting lugs 27 have a cross-sectional shape complementary to the connecting recess 25, so that the rail-shaped mounting element 26 with the connecting lugs 27 can be pushed laterally into the connecting recess 25 of a carrier plate 7, with the connecting recess 25 and the connecting lugs 27 forming a positive connection 36 (see for example figure 17 ) train.
  • the mounting element 26 serves the purpose that the support plate 7 is not set down directly on the base plate 3 during disassembly. Rather, the mounting element 26 rests on the base plate 3 during the disassembly and assembly of a carrier plate 7, so that the carrier plate 7 to be replaced pulled out of the side of the machine frame 2 or the support plate 7 to be installed can be pushed into the side of the machine frame 2 . Consequently, the connecting shoulder 27 of the assembly element 26, which is designed to be complementary to the connecting recess 25, can be pushed into the connecting recess 25 of the support plate 7, so that a support plate 7 to be removed can be pulled out of the machine frame 2 from the side or pushed into the machine frame 2 from the side to be mounted support plate 7 is possible. As an alternative to the multiple connection lugs 27, only one continuous connection lug 27 can also be formed on the mounting element 26. It goes without saying that before the assembly element 26 is pushed in, the adjusting screw 28 and the fastening device 14 must first be removed.
  • a second connecting device 29 is provided according to the invention, which is attached to the machine frame 2, it being necessary for the second connecting device 29 to be permanently attached to the machine frame 2 is. It is also conceivable that the second connecting device 29 is only then, and thus temporarily, attached to the machine frame 2 when a carrier plate 7 is to be exchanged or when the wipers 8 of a carrier plate 7 are to be renewed or exchanged.
  • the second connecting device 29 is from figures 16 and 17 visible and carries the first connecting device 11 when the detachable connection 12 (see figure 4 ) is loosened, ie when the screw connection is loosened and thus the fastening surface 16 of the corresponding fastening device 14 is no longer screwed to the contact surface 18 of the machine frame 2 .
  • the second connecting device 29 is such designed so that they move the first connecting device 11 in a direction 30 pointing away from the screen shafts 4 (see arrow 30 in figure 16 ) and moved in a direction pointing to the base plate 3 .
  • the representations of Figures 13 and 14 are intended to clarify the arrangement of the second connecting device 29 on the machine frame 2, with Figure 13 to a representation of the drives 6 and in figure 14 in addition, parts of the machine frame 2 are not shown.
  • the second connecting device 29 has a pair of height adjustment devices 31 which, in the exemplary embodiment shown, are supported on the machine frame 2 and which are fastened on opposite sides of the machine frame 2 .
  • the height adjustment devices 31 can also be screwed into the machine frame 2 without being supported on the machine frame 2 .
  • a respective height adjustment device 31 can be designed, for example, as a hydraulic cylinder.
  • a respective height adjustment device 31 is designed as a threaded spindle 32 .
  • Each threaded spindle 32 additionally comprises at least one end bearing 33 and one threaded nut 34, with the end bearing 33 being supported on the machine frame 2 and the threaded spindle 32 extending through a through hole 35 formed in the fastening surface 16 of a respective fastening device 14, as is shown, for example, in FIG the synopsis of figures 7 and 16 is evident.
  • the second connecting device 29 After releasing the releasable connection 12 between a respective first connecting device 11 and the machine frame 2, the second connecting device 29 carries the first connecting device 11.
  • the height adjustment device 31 carries an associated Fastening device 14 after the fastening device 14 is detached from the machine frame 2, the corresponding threaded spindle 32 extending through the through hole 35 formed in the fastening surface 16 of the associated fastening device 14, the end bearing 33 being supported on the machine frame 2 and the threaded nut 34 the associated fastening device 14 carries.
  • two carrier plates 7, which are fixed at their longitudinal ends 15 by respective fastening devices 14, are each equipped with a mounting element 26, in that the respective mounting element 26 is pushed with its connecting lugs 27 into the connecting recess 25 of the associated carrier plate 7 is, whereby the form-fitting connection 36 is formed between the respective mounting element 26 and the associated support plate 7.
  • the insertion of the assembly elements 26 is in figure 15 shown, the mounting elements 26 are not fully inserted here.
  • the support plate 7 together with the mounting element 26 fastened to it in a form-fitting manner is then moved in the direction of the base plate 3 with the aid of the second connecting device 29, which in figure 17 is shown.
  • the two support plates 7, on whose two longitudinal ends 15 the fastening devices 14 are attached and which are connected to the mounting elements 26, are arranged lowered, with the mounting elements 26 resting on the base plate 3.
  • the mounting elements 26 can rest on a correspondingly set up mounting bracket instead of on the base plate 3 .
  • the second connecting device 29 with its height adjustment devices 31 consequently lowers the support plates 7, to which the mounting elements 26 are fastened in a form-fitting manner, until the mounting elements 26 rest on the base plate 3.
  • assembly elements 26 rest on the base plate 3, in an optional step on the Base plate 3 overlying assembly elements 26 are attached to the machine frame 2 or to the base plate 3, so that in the further process steps the assembly elements 26 maintain their position for later assembly of the support plates 7 and do not have to be realigned.
  • the method step in which the form-fitting connections 36 between the support plates 7 and the assembly elements 26 are released and the support plates 7 are pulled out of the machine frame 2 laterally transversely to the longitudinal direction 5 of the machine frame 2 is then again mandatory.
  • the form-fitting connections 36 are released by laterally pulling out the support plates 7, although alternative options for the detachable and possibly form-fitting connection of the mounting element 26 and the support plate 7 are also conceivable May require solving as a separate process step.
  • the scrapers 8 can be replaced or repaired, or a new carrier plate 7 with new scrapers 8 can be used and attached again to the machine frame 2 of the classification grate 1, with the assembly then done in reverse order of disassembly.
  • the invention provides a classifying grate 1 and a method that enable the operator to exchange and adjust the scrapers 8 in such a way that neither installations in the chutes nor assembly or maintenance are in a difficult-to-access area Working area must take place below the classification grid 1.
  • a carrier plate 7 for mounting the scrapers 8 and a connection system which includes the first connecting device 11 and the second connecting device 29, are provided in order to adjust the scrapers 8 and to fix the unit of carrier plate 7 and scraper 8 to the machine frame 2.
  • the carrier plate 7 is dismantled from the side of the machine frame 2 and thus outside the danger area, so that the carrier plate 7 can be equipped with new scrapers 8, for example, which makes the erection of a scaffolding or platforms below the classification grate 1 in the chute superfluous.
  • the carrier plate 7 After the carrier plate 7 has been inserted into the interior of the machine frame 2, which is done by means of rail-shaped mounting elements 26 that are to be additionally attached and fastened to the machine frame 2, the carrier plate 7 must be installed in the connection system. This enables the machine operator or the plant operator to adjust the height of the scrapers 8 . A fine adjustment for an exact setting is integrated.
  • the height can be adjusted via an electrically driven or manually used threaded spindle 32 (trapezoid or ball) or by using a hydraulic cylinder. Fine adjustment is carried out separately for each support plate 7 by means of adjusting screws 28 .
  • the first connecting device 11 with its pair of fastening devices 14 serves to accommodate the carrier plates 7 with the wipers 8 attached thereto, the first connecting device 11 enabling a temporary fastening of the second connecting device 29 with the height adjustment devices 31 .
  • the first connecting device 11 in the form of the pair of fastening devices 14 is fastened to the machine frame 2 and thus contributes to the rigidity of the machine frame 2 of the classification grate 1.
  • the fastening devices 14 of the first connecting device 11 enable fine adjustment of the carrier plates 7 and thus the wipers 8.
  • the carrier plates 7 themselves provide a mounting surface 22 for the wipers 8, with the fastening bores 23 of the wipers being protected on the side of the carrier plate facing away from the mounting surface 22 7 are arranged to ensure free fall of material.
  • the support plates 7 are used to accommodate the assembly elements 26 and provide a contact surface for the exact alignment of the scrapers 8, the support plates 7 being used in the assembled state on the classifying grate 1 for transverse reinforcement of the machine frame 2.
  • the rail-shaped mounting element 26 allows the carrier plates 7 to be guided precisely during assembly and disassembly of the carrier plate 7.
  • the mounting element 26 also serves as a safety component if the second connecting device 29 fails or is installed improperly.
  • the assembly element 26 is supported on the base plate 3 of the machine frame 2, with the assembly element being able to be stored safely and protected from dirt outside of the classifying grate 1 if no maintenance is required on the support plates 7 and the classifying grate 1 is in operation.

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  • Combined Means For Separation Of Solids (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Claims (13)

  1. Grille de tri (1) avec un bâti de machine (2) situé sur une tôle de base (3) et une pluralité d'arbres de tamis (4) dotés de disques (9) ou de bras étoilés, lesquels sont logés situés les uns derrière les autres pouvant tourner sur le bâti de machine (2) dans une direction longitudinale (5) du bâti de machine (2), sachant qu'à chaque arbre de tamis (4) est attribuée une tôle porteuse (7), laquelle est disposée verticalement décalée par rapport à l'arbre de tamis (4) correspondant et laquelle est équipée de racleurs (8), qui s'étendent dans des espaces intermédiaires (10) constitués de disques (9) ou de bras étoilés de l'arbre de tamis (4) attribué,
    caractérisée en ce qu'
    un premier dispositif de liaison (11) est relié par une liaison amovible (12) au bâti de machine (2) et porte au moins une des tôles porteuses (7), sachant qu'un deuxième dispositif de liaison (29) est fixé au bâti de machine (2), lequel porte le premier dispositif de liaison (11) après la séparation de la liaison amovible (12) et lequel est constitué déplaçant le premier dispositif de liaison (11) dans une direction (30) s'éloignant des arbres de tamis (4) et allant vers la tôle de base (3).
  2. Grille de tri (1) selon la revendication 1, caractérisée en ce que le premier dispositif de liaison (11) comporte une paire de dispositifs de fixation (14), sachant qu'un dispositif de fixation (14) respectif est fixé de façon amovible sur une des deux extrémités longitudinales (15) de la tôle porteuse (7) et comprend une surface de fixation (16), laquelle peut être fixée reposant sur une surface d'appui (18) du bâti de machine (2) et une surface de logement (17), laquelle peut être reliée de façon amovible à au moins une des tôles porteuses (7).
  3. Grille de tri (1) selon la revendication 2, caractérisée en ce qu'une extrémité longitudinale (15) respective de la tôle porteuse (7) est constituée avec un tourillon porteur (19), lequel peut être fixé enfiché dans une ouverture de passage (20) constituée dans la surface de logement (17) d'un dispositif de fixation (14) respectif.
  4. Grille de tri (1) selon la revendication 2 ou 3, caractérisée en ce que la surface de logement (17) d'un dispositif de fixation (14) respectif comporte un évidement de réception (21) dans lequel peut être introduite une extrémité longitudinale (15) respective de la tôle porteuse (7).
  5. Grille de tri (1) selon l'une quelconque des revendications précédentes, caractérisée en ce qu' une tôle porteuse (7) respective comporte un évidement d'assemblage (25) s'étendant longitudinalement dans lequel peut être introduit un téton d'assemblage (27) d'un élément de montage (26), constitué en complémentarité à l'évidement d'assemblage (25), lequel est constitué permettant une extraction latérale du bâti de machine (2) d'une tôle porteuse (7) à démonter ou une introduction latérale dans le bâti de machine (2) d'une tôle porteuse (7) à monter.
  6. Grille de tri (1) selon l'une quelconque des revendications précédentes, caractérisée en ce que la tôle porteuse (7) comporte une surface de montage (22) dans laquelle est constitué un trou de fixation (23) pour chacun des racleurs (8), à travers lequel s'étend un élément de fixation (24) depuis le côté opposé à la surface de montage (22) et fixe en pression le racleur (8) correspondant sur la surface de montage (22).
  7. Grille de tri (1) selon l'une quelconque des revendications 2 à 6, caractérisée en ce que le deuxième dispositif d'assemblage (29) comporte une paire de systèmes de réglage en hauteur (31), qui sont fixés sur les côtés opposés du bâti de machine (2).
  8. Grille de tri (1) selon la revendication 7, caractérisée en ce qu'un système de réglage en hauteur (31) respectif est constitué sous la forme d'une tige filetée (32), sachant qu'une tige filetée (32) respective s'étend à travers un trou de passage (35) constitué dans la surface de fixation (16) d'un dispositif de fixation (14) respectif et sachant qu'une tige filetée (32) respective supporte un dispositif de fixation (14) respectif après le démontage de la liaison amovible (12) .
  9. Grille de tri (1) selon la revendication 7, caractérisée en ce qu'un système de réglage en hauteur (31) respectif est constitué sous la forme d'un vérin hydraulique.
  10. Procédé de démontage d'une tôle porteuse (7) munie de racleurs (8) d'une grille de tri (1) selon la revendication 1,
    sachant qu'un élément de montage (26) est relié par conformité de forme et/ou conformité de force à la tôle porteuse (7) à démonter,
    sachant que la liaison amovible (12) est séparée du premier système d'assemblage (11) et du bâti de machine (2) de telle manière que la charge de la tôle porteuse (7) munie de racleurs (8) est supportée par le deuxième système d'assemblage (29),
    sachant qu'à l'aide du deuxième système d'assemblage (29), la tôle porteuse (7) avec l'élément de montage (26) fixé à celle-ci par conformité de forme et/ou conformité de force, est déplacée en direction de la tôle de base (3) jusqu'à ce que l'élément de montage (26) repose sur la tôle de base (3), et
    sachant que la liaison par conformité de forme et/ou conformité de force (36) est séparée entre la tôle porteuse (7) et l'élément de montage (26) et la tôle porteuse (7) est extraite latéralement du bâti de machine (2) en diagonale par rapport à la direction longitudinale (5) du bâti de machine (2).
  11. Procédé selon la revendication 10, sachant qu'avant le démontage de la liaison amovible (12), le deuxième dispositif de liaison (29) est fixé au bâti de machine (2) .
  12. Procédé selon la revendication 10, sachant qu'avant l'extraction latérale de la tôle porteuse (7) du bâti de machine (2), le premier dispositif de liaison (11) est séparé de la tôle porteuse (7) à démonter.
  13. Procédé selon la revendication 12, sachant que l'élément de montage (26) reposant sur la tôle de base (3) est fixé au bâti de machine (2) ou à la tôle de base (3).
EP18199039.1A 2018-10-08 2018-10-08 Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri Active EP3636355B1 (fr)

Priority Applications (10)

Application Number Priority Date Filing Date Title
EP18199039.1A EP3636355B1 (fr) 2018-10-08 2018-10-08 Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri
ES18199039T ES2914858T3 (es) 2018-10-08 2018-10-08 Parrilla clasificadora y procedimiento para desmontar una placa de soporte de una parrilla clasificadora equipada con rascadores
HRP20220686TT HRP20220686T1 (hr) 2018-10-08 2018-10-08 Rešetka za sortiranje i postupak rastavljanja nosivog lima opremljenog strugalicama za rešetku za sortiranje
PL18199039T PL3636355T3 (pl) 2018-10-08 2018-10-08 Ruszt klasyfikacyjny oraz sposób demontażu wyposażonej w zgarniacze blachy nośnej rusztu klasyfikacyjnego
DK18199039.1T DK3636355T3 (da) 2018-10-08 2018-10-08 Sorteringsrist samt fremgangsmåde til demontering af en med afstrygere udstyret bæreplade i en sorteringsrist
SI201830667T SI3636355T1 (sl) 2018-10-08 2018-10-08 Klasirna rešetka in postopek za demontažo nosilne pločevine, opremljene s strgali, klasirne rešetke
RS20220489A RS63310B1 (sr) 2018-10-08 2018-10-08 Rešetka za klasifikaciju i postupak za demontažu strugačima opremljene noseće ploče rešetke za klasifikaciju
LTEP18199039.1T LT3636355T (lt) 2018-10-08 2018-10-08 Rūšiavimo grotelės ir rūšiavimo grotelių su šalintuvais atraminės plokštės nuėmimo būdas
HUE18199039A HUE058908T2 (hu) 2018-10-08 2018-10-08 Osztályozórosta és eljárás egy osztályozórosta lehúzókkal ellátott tartólemezének leszerelésére
PT181990391T PT3636355T (pt) 2018-10-08 2018-10-08 Grelha de triagem e procedimento para desmontagem de uma chapa de suporte equipada com raspadores de uma grelha de triagem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18199039.1A EP3636355B1 (fr) 2018-10-08 2018-10-08 Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri

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EP3636355A1 EP3636355A1 (fr) 2020-04-15
EP3636355B1 true EP3636355B1 (fr) 2022-05-04

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EP18199039.1A Active EP3636355B1 (fr) 2018-10-08 2018-10-08 Grille de tri et procédé de démontage d'une tôle support équipée des racleurs d'une grille de tri

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EP (1) EP3636355B1 (fr)
DK (1) DK3636355T3 (fr)
ES (1) ES2914858T3 (fr)
HR (1) HRP20220686T1 (fr)
HU (1) HUE058908T2 (fr)
LT (1) LT3636355T (fr)
PL (1) PL3636355T3 (fr)
PT (1) PT3636355T (fr)
RS (1) RS63310B1 (fr)
SI (1) SI3636355T1 (fr)

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* Cited by examiner, † Cited by third party
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DE202023102407U1 (de) 2023-05-04 2023-06-09 CPC Crushing Processing GmbH Rollenrost

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE644501C (de) 1935-03-19 1937-05-05 Fried Krupp Grusonwerk Akt Ges Scheibenwalzenklassierrost
DE19606499A1 (de) * 1996-02-22 1997-08-28 Ernst Josef Kronenberger Vorrichtung zum Aufschließen, Aufbereiten und Klassieren bindiger, insbesondere feuchter und/oder schlammhaltiger Massen
US8360249B1 (en) * 2006-11-22 2013-01-29 Albert Ben Currey Crusher and mechanical bucket for use therewith

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Publication number Publication date
HRP20220686T1 (hr) 2022-08-19
DK3636355T3 (da) 2022-05-30
PT3636355T (pt) 2022-06-02
ES2914858T3 (es) 2022-06-17
RS63310B1 (sr) 2022-07-29
SI3636355T1 (sl) 2022-08-31
LT3636355T (lt) 2022-07-11
HUE058908T2 (hu) 2022-09-28
EP3636355A1 (fr) 2020-04-15
PL3636355T3 (pl) 2022-06-27

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