EP3347662A1 - Refroidisseur pour le refroidissement de produit en vrac chaud - Google Patents

Refroidisseur pour le refroidissement de produit en vrac chaud

Info

Publication number
EP3347662A1
EP3347662A1 EP16765949.9A EP16765949A EP3347662A1 EP 3347662 A1 EP3347662 A1 EP 3347662A1 EP 16765949 A EP16765949 A EP 16765949A EP 3347662 A1 EP3347662 A1 EP 3347662A1
Authority
EP
European Patent Office
Prior art keywords
cooler
conveying direction
profile structure
conveying
elements
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
EP16765949.9A
Other languages
German (de)
English (en)
Other versions
EP3347662B1 (fr
Inventor
Jochen Altfeld
Ludwig KÖNNING
Thomas Rüther
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.)
ThyssenKrupp AG
ThyssenKrupp Industrial Solutions AG
Original Assignee
ThyssenKrupp AG
ThyssenKrupp Industrial Solutions AG
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 ThyssenKrupp AG, ThyssenKrupp Industrial Solutions AG filed Critical ThyssenKrupp AG
Priority to PL16765949T priority Critical patent/PL3347662T3/pl
Publication of EP3347662A1 publication Critical patent/EP3347662A1/fr
Application granted granted Critical
Publication of EP3347662B1 publication Critical patent/EP3347662B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • F27D15/02—Cooling
    • F27D15/0206—Cooling with means to convey the charge
    • F27D15/0213—Cooling with means to convey the charge comprising a cooling grate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • F27D15/02—Cooling
    • F27D15/0206—Cooling with means to convey the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
    • F27D15/02—Cooling
    • F27D15/0206—Cooling with means to convey the charge
    • F27D15/0213—Cooling with means to convey the charge comprising a cooling grate
    • F27D2015/0246—Combination of fixed and movable grates

Definitions

  • the invention relates to a cooler for cooling hot bulk material, in particular cement clinker.
  • the bulk material is transported by means of movable conveying elements which move in the conveying direction and counter to the conveying direction.
  • the conveying elements have a thrust edge, which transport the material in the conveying direction.
  • a cooler which has a plurality of in the conveying direction and against the conveying direction movable conveying elements.
  • Each of the conveyor elements is connected via a carrier element with suitable transport mechanisms, which supports the conveyor elements movably on a machine frame structure. By a suitable movement pattern in the forward and return stroke, the material is transported in the conveying direction.
  • a cooler which has a plurality of conveying elements which are movable in the conveying direction and counter to the conveying direction.
  • the conveying elements are mounted on a frame structure, which are mounted on the machine frame via bearings.
  • the conveying elements have a shape that allow transport in the conveying direction.
  • the coolers known from the prior art have a complex structure and a large overall height. It is therefore the object of the present invention to provide radiator, which has a smaller size, at the same time the bearing forces are optimized, which brings a cost savings.
  • a cooler for cooling bulk material in particular cement clinker, comprises a stationary aeration bottom for receiving the bulk material, at least one conveyor unit with conveying elements arranged above the aeration bottom, which can be moved back and forth against the conveying direction in order to transport the bulk material are and a drive means for driving the conveying elements.
  • the radiator has a profile extending in the conveying direction for receiving the ventilation base and a storage unit for storing the conveyor unit to the profile structure, so that the conveyor unit in the conveying direction and against the conveying direction relative to the profile structure is movable.
  • Such a cooler is connected downstream of a rotary kiln of a cement plant, in particular for cooling cement clinker, so that moving out of the rotary kiln cement clinker moves in the conveying direction from one end of the radiator to the opposite end of the radiator and thereby flows through with cooling gas.
  • the bulk material to be cooled is received on the stationary ventilation floor, wherein the ventilation floor is preferably plate-shaped and has a plurality of passages through which cooling gas, for example by means of a fan, flows from below the ventilation floor up through the ventilation floor.
  • the ventilation floor further preferably has a plurality of slits extending in the conveying direction through which the conveyor unit extends.
  • the conveying elements arranged above the ventilation floor have, in particular, a region extending in the conveying direction and a plurality of drivers extending transversely to the conveying direction, which are arranged at a distance from one another on the region extending in the conveying direction.
  • the Radiator preferably has a plurality of conveyor units which are movable independently of each other.
  • the profile structure is in particular arranged such that it receives the forces acting on the ventilation floor forces, wherein the profile structure extends in the conveying direction, in particular over the entire length of the ventilation floor.
  • the storage unit for storing the conveyor unit on the profile structure allows a compact design of the radiator, being dispensed with an additional frame structure for supporting the movable components, such as the conveyor unit.
  • the conveyor unit is mounted directly on the stationary profile structure via the storage unit, whereby the space below the ventilation floor is optimally utilized.
  • the profile structure comprises a plurality of in the conveying direction along the aeration floor extending structural elements which are arranged parallel to each other.
  • the structural elements are in particular substantially plate-shaped and comprise, for example, sheets which are inserted, canted, rolled or welded.
  • the structural elements are arranged at a distance from each other, so that a space is formed between adjacent structural elements and wherein the ventilation floor rests on the structural elements.
  • the storage unit is arranged between two adjacently arranged structural elements. This allows a particularly space-saving arrangement of the storage unit in the space between adjacent structural elements of the profile structure.
  • the structural elements are connected according to a further embodiment with the ventilation floor.
  • the structural elements are fastened with their upper end facing the ventilation floor to the ventilation floor, for example welded, screwed or plugged.
  • the structural elements of the profile structure are preferably designed such that they both on the Take ventilation soil acting forces and the forces acting on the conveyor unit forces.
  • the cooler has according to a further embodiment, at least one transversely to the conveying direction arranged cross member, on which the profile structure is received.
  • a plurality of cross members are arranged over the length of the profile structure.
  • the cross members are for example connected to a carrier which extends substantially in the vertical direction and supports the cross member on the ground.
  • the cross member also provides stiffening of the profile structure by receiving the structural elements and at the same time for a bottom-side support of the profile structure on the carrier.
  • the cross member has recesses, wherein the profile structure and the conveyor unit are at least partially disposed in a recess.
  • two structural elements and a conveyor unit are at least partially arranged in each recess.
  • the conveyor unit has, according to a further embodiment, a drive carrier extending in the conveying direction, on which a plurality of conveying elements and the drive device are mounted.
  • the drive carrier connects the conveyor elements with the drive unit and allows movement of the conveyor elements of a conveyor unit via a drive unit.
  • the drive carrier is mounted on the bearing unit on the profile structure, so that the drive carrier is movable relative to the profile structure.
  • the drive carrier is arranged below the ventilation floor and at the same height with the profile structure. This allows a particularly space-saving arrangement of the drive carrier, in particular between two adjacent structural elements of the profile structure.
  • the drive device is preferably a hydraulic cylinder.
  • the hydraulic cylinder is attached with its one end to a structural element of the profile structure and with its other end to the drive carrier, so that the Drive unit is accommodated both on the profile structure and on the drive carrier.
  • the drive device is arranged according to a further embodiment below the ventilation floor.
  • the drive device is arranged below the drive carrier. Such an arrangement allows a particularly compact construction of the radiator.
  • the storage unit is for example a sliding bearing or a rolling bearing.
  • the bearing unit preferably has at least one guide element and a sliding element for sliding along the guide element, wherein the guide element is attached to the profile structure and the sliding element is attached to the drive carrier.
  • the cross member, the storage units and the drive means are arranged at the same height, which realizes a compact design.
  • the drive device is mounted according to a further embodiment of the profile structure and on the drive carrier and designed such that it drives the drive carrier to a movement relative to the profile structure.
  • the cooler has according to a further embodiment, a plurality of conveyor units, which are each connected to a drive device.
  • the conveyor units are arranged parallel to each other and approximately equally spaced from each other.
  • the connection of each drive unit with a conveyor unit allows movement of the conveyor units independently of each other, so that, for example, a conveyor unit in the conveying direction and another conveyor unit is movable counter to the conveying direction.
  • Fig. 1 shows a schematic representation of a cooler in a perspective plan view according to an embodiment.
  • FIG. 2 shows a schematic illustration of a cooler from FIG. 1 in a side view.
  • FIG. 3 shows a schematic representation of a cooler from FIGS. 1 and 2 in a cross-sectional view.
  • Fig. 4 shows a schematic representation of a cross member in a perspective view.
  • Fig. 5 shows a schematic representation of a conveyor unit in a perspective view.
  • Fig. 1 shows a cooler 10 for cooling bulk material, such as cement clinker.
  • a cooler 10 is connected downstream of a rotary kiln of a cement plant and cools cement clinker leaving the kiln.
  • the radiator 10 shown in FIGS. 1 to 3 has a ventilation floor 12 for receiving the bulk material.
  • the ventilation floor 12 is stationary and has a plurality of ventilation passages for beating up the bulk material to be cooled lying on the ventilation floor with a cooling gas flow flowing through the ventilation passages.
  • the ventilation gas flows, for example, by a fan unit, not shown, from below through the ventilation floor 12.
  • the ventilation floor 12 is supported by a likewise stationary profile structure 20, wherein the ventilation floor 12 rests on the profile structure 20 and fixedly connected to this, for example screwed or welded.
  • the profile structure 20 comprises a plurality of structural elements 30 extending in the conveying direction, wherein in the exemplary embodiment illustrated in FIGS. 1 to 3, ten structural elements 30 are arranged parallel to each other and extend over the entire length of the ventilation floor 12.
  • the structural elements 30 are substantially planar and plate-shaped and extend vertically and in the conveying direction below the ventilation floor 12, so that the ventilation floor 12 rests on the upper end portions of the structural elements 30.
  • the structural elements 30 are arranged at a height and connected to each other via a cross member 34. Overall, the radiator 10 in the embodiment of FIGS.
  • FIG. 4 A detailed view of such a cross member 34 is shown in Fig. 4.
  • the cross member 34 cause a stiffening of the profile structure 20 by the fixed connection of the structural elements 30 with each other.
  • the structural elements 30 of the profile structure 20 extend through recesses 40 arranged in the cross members 34 through the cross members 34 over the entire length of the ventilation floor 12. It is likewise conceivable to arrange the structural elements 30 in the longitudinal direction, in particular in the conveying direction, into a plurality of elements. For example, to divide four elements, which are connected to each other via the three cross members 34.
  • the cross members 34 are each connected to two vertically extending beams which support the radiator on the ground.
  • the cross member 34 which has a plurality of recesses 40.
  • the cross member 34 comprises five recesses 40, which are arranged uniformly spaced from each other.
  • the recesses 40 of the cross member 34 each have a drive carrier 28 and two structural elements 30 of the profile structure 20 is arranged.
  • the upper ventilation area 12 facing the area of the cross member 34 is fixedly connected to the ventilation floor 12, for example screwed, welded or plugged.
  • the radiator 10 has a conveying unit 14 shown in FIGS. 3 and 5.
  • the conveying unit 14 comprises a drive carrier 28 extending in the conveying direction, a conveying element carrier 32 and a plurality of conveying elements 16.
  • the conveying elements 16 are arranged above the ventilating floor 12 and each comprise a region extending in the conveying direction, on which, for example, three extend transversely to the conveying direction Driver 38 are mounted.
  • the conveying elements 16 are arranged, for example, in five rows, each with three conveyor elements 16 arranged next to one another in the conveying direction.
  • the conveying elements 16 are parallel to each other and spaced transversely to the conveying direction to each other arranged.
  • the conveyor element carrier 32 is substantially plate-shaped and extends in the vertical direction.
  • Each conveyor element 16 is attached to two conveyor element carriers 32, wherein two conveyor elements 16 are attached to each conveyor element carrier 32.
  • a plurality of drive carriers 28 are arranged, which extend in the conveying direction and are connected by way of example with four conveyor element carriers 32 each.
  • five drive carriers 28 are arranged in the embodiment of FIGS. 1 to 3, which are each arranged between two adjacent structural elements 30 of the profile structure 20.
  • the drive carriers 28 are each mounted by means of bearing units 22 on the profile structure 20 between two adjacent structural elements 30.
  • Each drive carrier 28 is exemplified by two storage units 22, in particular slide bearing, attached to the profile structure 20 so that a relative movement of the drive carrier 28 to the structural elements 30 of the profile structure 20 is made possible.
  • the bearing unit 22 has two substantially U-shaped guide elements 24, which cooperate with a respective sliding element 26, so that the sliding element 26 slides along the guide element 24 extending in the conveying direction.
  • a drive device 18 is arranged at each of the drive carrier 28 .
  • the drive device 18 includes a hydraulic cylinder, which is attached at one end to the profile structure 20, in particular to adjacent structural elements 30 of the profile structure 20 and with its other end to the drive carrier 28.
  • the drive carrier 28 has four conveying element carriers 32 arranged side by side in the conveying direction, which are essentially T-shaped and are arranged uniformly spaced from one another.
  • the drive carrier 28 and the conveyor element carrier 32 are formed, for example, in one piece, bolted together or welded.
  • the drive carrier 28 comprises four sliding elements 26 of the bearing unit 22, wherein in each case two sliding elements 26 are mounted on one side of the drive carrier 28 spaced apart in the conveying direction.
  • the drive carrier 28 further comprises on the lower side facing away from the ventilation bottom 12 a connection 36 for attaching the drive means 18 to the drive carrier 28th
  • each of the conveyor units 14 is moved by means of a respective drive device 18 in the conveying direction and counter to the conveying direction.
  • the conveyor units 14 are moved together in the conveying direction and moved separately from each other against the conveying direction. If, for example, coarse bulk material is fed onto the ventilation floor 12 for cooling, this forms a relatively compact unit which can be transported in the conveying direction during a common advance stroke of the conveyor units 14.
  • the separate movement of the conveyor units 14 against the conveying direction causes due to friction less bulk material is taken over the driver of the conveyor elements 16 as in a common movement of the conveyor units 14. This results in a total movement of the bulk material along the ventilation floor 12 in the conveying direction.
  • the arrangement of the drive carrier 28 at the same height of the profile structure, in particular between two adjacent structural elements 30 of the profile structure 20 allows a particularly compact design of the radiator 10th

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)

Abstract

La présente invention concerne un refroidisseur (10) pour le refroidissement de produit en vrac, en particulier de clinker de ciment, comprenant un fond d'aération (12) fixe, pouvant être traversé par un gaz de refroidissement, pour recevoir le produit en vrac, au moins une unité de transport (14) comprenant des éléments de transport (6) disposés au-dessus du fond d'aération (12), lesquels sont déplaçables suivant un mouvement de va-et-vient dans le sens de transport et en sens inverse au sens de transport pour le transport du produit en vrac, et un dispositif d'entraînement (18) pour l'entraînement des éléments de transport (16). Le refroidisseur comprend en outre une structure profilée (20) s'étendant dans le sens de transport pour recevoir le fond d'aération (12) et une unité de support (22) pour le support de l'unité de transport (14) sur la structure profilée (20), de telle sorte que l'unité de transport (14) soit déplaçable par rapport à la structure profilée dans le sens de transport et en sens inverse au sens de transport.
EP16765949.9A 2015-09-09 2016-09-07 Refroidisseur pour le refroidissement de produit en vrac chaud Active EP3347662B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL16765949T PL3347662T3 (pl) 2015-09-09 2016-09-07 Chłodnica do chłodzenia gorącego materiału sypkiego

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015217228.7A DE102015217228A1 (de) 2015-09-09 2015-09-09 Kühler zum Kühlen von heißem Schüttgut
PCT/EP2016/071003 WO2017042176A1 (fr) 2015-09-09 2016-09-07 Refroidisseur pour le refroidissement de produit en vrac chaud

Publications (2)

Publication Number Publication Date
EP3347662A1 true EP3347662A1 (fr) 2018-07-18
EP3347662B1 EP3347662B1 (fr) 2019-07-03

Family

ID=56926168

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16765949.9A Active EP3347662B1 (fr) 2015-09-09 2016-09-07 Refroidisseur pour le refroidissement de produit en vrac chaud

Country Status (7)

Country Link
EP (1) EP3347662B1 (fr)
CN (1) CN107850393B (fr)
DE (1) DE102015217228A1 (fr)
DK (1) DK3347662T3 (fr)
ES (1) ES2745305T3 (fr)
PL (1) PL3347662T3 (fr)
WO (1) WO2017042176A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018215406A1 (de) * 2018-09-11 2020-03-12 Thyssenkrupp Ag Kühler zum Kühlen von heißem Schüttgut
DE102019121870A1 (de) * 2019-08-14 2021-02-18 Thyssenkrupp Ag Kühler zum Kühlen von Schüttgut
DE102020202322A1 (de) 2020-02-24 2021-08-26 Ibu-Tec Advanced Materials Ag Vorrichtung zur thermischen Behandlung eines Rohstoffs
CN115342565A (zh) * 2022-08-26 2022-11-15 中航超能(苏州)科技有限公司 一种固体高温物料冷却热回收换热系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388481A (en) * 1967-03-13 1968-06-18 William J. Gillman Grate support frame for clinker cooler
DE10018142B4 (de) * 2000-04-12 2011-01-20 Polysius Ag Kühler und Verfahren zum Kühlen von heißem Schüttgut
DE102004056276B4 (de) * 2004-11-22 2013-10-17 Thyssenkrupp Resource Technologies Gmbh Kühler
DE102004060207A1 (de) * 2004-12-14 2006-06-22 Polysius Ag Verfahren und Kühler zum Kühlen von stückigem Gut
FI121826B (fi) 2006-05-19 2011-04-29 Foster Wheeler Energia Oy Leijupetikattilan keittovesipiiri
EP1881287A1 (fr) * 2006-07-20 2008-01-23 Claudius Peters Technologies GmbH Dispositif de refroidissement de produits en vrac
DE102006037765A1 (de) * 2006-08-11 2008-02-14 Polysius Ag Kühler
CN101118124B (zh) * 2007-09-07 2010-06-02 燕山大学 用于输送和冷却高温散状物料的输送装置

Also Published As

Publication number Publication date
EP3347662B1 (fr) 2019-07-03
CN107850393B (zh) 2019-08-30
DK3347662T3 (da) 2019-10-07
DE102015217228A1 (de) 2017-03-09
PL3347662T3 (pl) 2019-12-31
WO2017042176A1 (fr) 2017-03-16
ES2745305T3 (es) 2020-02-28
CN107850393A (zh) 2018-03-27

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