EP1520672B1 - Installation de mélange de béton avec conteneurs - Google Patents

Installation de mélange de béton avec conteneurs Download PDF

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Publication number
EP1520672B1
EP1520672B1 EP04014956A EP04014956A EP1520672B1 EP 1520672 B1 EP1520672 B1 EP 1520672B1 EP 04014956 A EP04014956 A EP 04014956A EP 04014956 A EP04014956 A EP 04014956A EP 1520672 B1 EP1520672 B1 EP 1520672B1
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EP
European Patent Office
Prior art keywords
container
mixing plant
concrete mixing
binder
mixer
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.)
Revoked
Application number
EP04014956A
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German (de)
English (en)
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EP1520672A1 (fr
Inventor
Alexander Von Wilcken
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.)
HEILIT+WOERNER BAU GMBH
Original Assignee
Heilit+Woerner Bau GmbH
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Filing date
Publication date
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Application filed by Heilit+Woerner Bau GmbH filed Critical Heilit+Woerner Bau GmbH
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
    • B28C9/0409—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages and broken-down for transport
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
    • B28C9/0454—Self-contained units, i.e. mobile plants having storage containers for the ingredients
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C9/00—General arrangement or layout of plant
    • B28C9/04—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages
    • B28C9/0481—General arrangement or layout of plant the plant being mobile, e.g. mounted on a carriage or a set of carriages with means for loading the material from ground level to the mixing device, e.g. with an endless conveyor or a charging skip
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S366/00—Agitating
    • Y10S366/606—Tractor-mounted mortar mixing chamber

Definitions

  • the present invention relates to a transportable concrete mixing plant, in which preferably all components can be transported in standard shipping containers, as defined in the preamble of claim 1.
  • Transportable concrete mixing plants are used by construction companies on construction sites whose concrete requirements can not be met in a meaningful way by transporting mixed concrete elsewhere (for example in stationary ready mixed concrete mixing plants), for example with the aid of the known concrete mixing vehicles.
  • This case can be on large construction sites, eg. B. in the context of transport projects, occur in which the concrete needs are extremely high.
  • a transport of concrete by means of concrete mixing vehicles can not be useful even in very remote sites, so that in this case a concrete mixing plant is needed on site.
  • Such concrete mixing plants are for this purpose formed of a plurality of detachably interconnectable mixing plant components, which individually, z. B. with the help of trucks, transported to the site and assembled there.
  • a concrete mixing plant is known from SE 440 879 B.
  • a silo container for binders is placed on a horizontally oriented container containing a concrete mixer.
  • the silo container for binders is oriented upright and stands with its lower end face on the horizontally oriented container. At its lower end, this silo container has in its inner volume area a funnel, via which the binder contained in the volume area above it is discharged in the direction of the concrete mixer positioned below.
  • a binder container is placed in a vertical orientation with its lower end face on a support frame. At its upper end, this support frame has a funnel in which the binder released from the edge-oriented binder container can be taken up and then forwarded to a conveyor.
  • WO 91/08882 discloses a containerized concrete mixing plant in which various system components of the concrete mixing plant are contained in containers. All containers are oriented horizontally, for example, when two horizontally oriented containers arranged one above the other serves as an upper container for receiving binder or other starting material for concrete production, while a horizontally oriented below arranged container is constructed in its upper part with a funnel, from the above container receives concrete starting material.
  • packaging devices or wrapping materials to use that are not required for the actual operation of the concrete mixing plant and therefore would cause unnecessary costs and increased space at the site.
  • the invention has the advantage that the container containing the mixing plant components can be loaded quickly at loading stations of harbors, railway stations, etc., with the aid of cranes and the like provided there for this purpose.
  • the transport of containers by means of cargo ships, freight trains, trucks and the like prepares no difficulties, so that a relatively rapid and inexpensive transport of the mixing plant components is possible even over long distances.
  • binder silo container as a storage means for binders or the like, and possibly a corresponding silo container for concrete additive.
  • binder silo container as a storage means for binders or the like, and possibly a corresponding silo container for concrete additive.
  • a container as a binder silo means a great deal of simplification in the transport of a transportable concrete mixing plant, since conventional binder silos due to their size, and their usually characterized by a round cross-sectional shape difficulties in loading and transport.
  • the invention also has the advantage that the container to protect the mixing plant components during transport and also provide transport volume for sending additional equipment required when using the concrete mixing plant.
  • containers in the operating state of the mixing plant as a support structure for mixing plant components or as a container for concrete raw materials, such.
  • binders, water, additives and additives the advantage that no separate devices must be carried for this purpose.
  • the containers can hereby be used both as an open support structure similar to a scaffold and as a closed support structure similar to a housing. This means a reduction in the transport effort and also always ensures the completeness of all components required to operate the concrete mixing plant.
  • the containers are standard shipping containers or can be assembled into standard shipping containers, which can be uniformly transported to international standards, in particular by ship, train and truck.
  • the transport of the concrete mixing plant can then be done with any container cargo ship, container freight train, etc., which allows a particularly fast and inexpensive transport.
  • At least some containers have hatches openable, through which mixing plant components, which are at least partially accommodated in the operating state of the mixing plant, can cooperate.
  • the containers are first set up at the construction site at predetermined relative positions next to each other or one above the other, then the hatches are opened in the walls of the container and the mixing plant components contained in the respective containers possibly pulled out through the open hatches so that they can interact in the operating condition of the system.
  • This offers the advantage that it is usually not necessary to highlight mixing plant components from their respective containers.
  • a transportable concrete mixing plant has at least one mixer-container containing at least one concrete mixer for mixing aggregates, preferably cementitious binder, water and additives and additives for the production of concrete and by cultivation of appropriate components can be expanded so that the performance is increased according to the requirements of the site, z.
  • As concrete mixers to achieve high concrete production speeds in construction engineering, e.g. known double-shaft mixers are used, which are filled from the top with aggregates and binder and below have an optionally closable Bodenentleerömaschine für for removal of concrete.
  • the number of mixers per container is essentially limited by their space requirements and the permissible total weight of the container.
  • the wall of the mixer container located above each mixer in the operating state has an openable hatch above each mixer. Through this hatch open in the operating state, the additives and the binder and, if necessary, additives are added to the concrete mixer.
  • such a transportable concrete mixing plant comprises at least one arranged in the operating condition of the mixing plant on the mixer container mixer attachment container, the feed for introducing binder, preferably cement, and additives and possibly additives in each mixer through the openable hatches located in the upper wall of the mixer container and hatches openable in the bottom wall of the mixer attachment container through these hatches.
  • These feeds could in the simplest case consist of a tube which opens through the open hatches from above into the concrete mixer.
  • the feed means comprise for each mixer a Vorsilo for surcharges and a bag for binders and possibly for additives, which may each be formed approximately in a funnel shape.
  • the bag contains a balance. Upon reaching a predetermined target amount, the bag releases its contents to the concrete mixer.
  • a through an open hatch in a wall of the mixer attachment container leading into this conveyor for introducing binder and optionally additive is provided in the mixer attachment container.
  • This conveyor is in this case arranged such that its downstream end located in the conveying direction is above the pocket, so that the binder or the additive falls into the pocket at this end.
  • the leading into the mixer attachment container funding is a screw conveyor.
  • a screw conveyor In such a screw conveyor, a worm drive rotates in a tube which protects the material from the aforementioned influences. If this protection is ensured by other measures, then the conveyor may possibly also be designed as a conveyor belt.
  • An effective supply of surcharges can be ensured in a development of the invention in that when using at least two mixers a surcharge conveyor is provided with optional reversible direction for supplying the surcharges to the respective mixer associated with a feed.
  • the aggregate conveyor is hereby arranged such that each of its two ends is above a feed means. If the surcharges subsidies supplied to the supplements between its two ends, it can be supplied with supplements by selectively switching the direction of the aggregate conveyor each a feed.
  • the aggregate conveying means can be moved back and forth over the feeding means for the aggregates between several operating positions, in which each end of the aggregate conveying means is assigned to a feed additive is.
  • each end of the aggregate conveying means is assigned to a feed additive is.
  • the aggregate conveyor extends substantially protected within the mixer attachment container, it is provided for the sake of simplicity that the aggregate conveyor is a conveyor belt.
  • At least one wall of the mixer attachment container through an open hatch passing through steep conveyor for introducing the surcharges is provided in the mixer attachment container.
  • This steep conveyor receives the surcharges substantially at the level of the footprint of the transportable concrete mixing plant according to the invention and promotes them to the above-described aggregate funding in standing on the mixer container mixer attachment container.
  • the steep conveyor is a conveyor belt, which received during transport in the collapsed state in a steep conveyor belt container is.
  • Such collapse of the steep conveyor belt can be achieved by a plurality of joints in a steep conveyor belt frame supporting the steep conveyor belt.
  • the lower operating state of the mixer container under each mixer has a hatch for the removal of concrete from the mixer container hatch.
  • concrete can be removed from the mixer through the open hatch in the bottom wall of the mixer container.
  • This design is particularly advantageous when the mixer container is placed on a base of a mixer stand, which is dimensioned such that concrete through the openable hatches for removal of Concrete from the mixer-container in a provided under the floor truck or the like. Can be drained.
  • more than one mixer for example, in the embodiment of the concrete mixing plant according to the invention with four mixers shown later, it is also possible that two trucks are provided "back to back" under the standing surface of the mixer stand and are loaded simultaneously or immediately in succession with concrete ,
  • the mixer container is in the operating condition of the plant on a loading container, in the ceiling wall of the openable hatches of the bottom wall of the mixer container opposite openable hatches are provided. In this case, the concrete discharged from the mixer falls into the loading container and must be transported from there.
  • This onward transport can be ensured that an openable hatch is provided on an end wall of the loading container, of a fully contained in the loading container during transport concrete conveying device for conveying the concrete, for example, to a truck provided next to the loading container or the like , is interspersed.
  • This concrete conveying device could be similar to the above-presented steep conveyor a collapsed during transport conveyor belt, which is stretched out for operation.
  • the concrete conveyor comprises a fully concrete in the loading container recorded in the upper concrete collection belt and the openable hatch in the front wall of the loading container in operation by passing lower concrete conveyor belt.
  • the concrete discharged from the mixer container thus initially falls onto the upper one at the end of the running below the lower concrete conveyor belt, which promotes him out of the loading container.
  • each binder silo or additive silo container is oriented upright on its face. This construction reduces the space requirement on the construction site and facilitates the removal of binder from the binder silo container.
  • binder silo or additive silo containers are placed next to each other or each other.
  • the conventional binder silos usually not given, but with the use of binder silo containers easily feasible way to stack such storage means for binders upright oriented allows the provision of a large binder supply in a small footprint on the site. If two binder silo containers are placed on top of each other, a continuous binder silo can be formed from them by opening hatches in the superimposed end walls.
  • each upright mounted binder silo or additive silo container for stabilization by means of cross struts on the mixer attachment container and / or attached to the mixer container and / or loading container or on the mixer frame is.
  • This type of attachment causes a much greater stabilization of each binder silo container than the attachment usually used in conventional binder silos on the ground.
  • each silo container not standing on a further silo container and the loading container or the mixer frame are fastened on a common base plate.
  • This base plate may in the simplest case of an arrangement of carriers, for example, double T-beam made of steel.
  • each silo container not located on another silo container contains a funnel in its lower operating state, the upper cross section of which essentially corresponds to the cross section of the silo container corresponds and tapers downwards.
  • the walls of this funnel may be formed obliquely away from the side walls of the silo container and downwardly extending to each other in operation, which are rigidly mounted in the silo container in this arrangement, or they may be transported on walls of the silo. Containers container and be unfolded in the operating state in the described working position.
  • each silo container not standing on another silo container has a concrete slab for stabilization on its end face located in the operating state at the bottom.
  • a concrete slab is suitably fixed rigidly to the corresponding end face.
  • a binder or additive conveying means is arranged, which passes through a side wall of the silo container through an open hatch.
  • This binder conveyor is conveniently stored in the silo container during transport and pulled out at the site through the open hatch.
  • the binder or additive conveying means is a screw conveyor.
  • the binder is also protected in this area of the concrete mixing plant according to the invention from the weather.
  • the binder or additive conveying means cooperates with a on an outer wall of the silo container substantially vertically or obliquely upwardly extending vertical conveyor such that it is this binder or additive for Forward conveying can pass, wherein advantageously also the vertical or inclined conveying means is a screw conveyor.
  • the vertical or inclined conveyor cooperates with the partially running in the mixer attachment container binder or additive conveying means such that it passes this binder or additive for further conveying.
  • Such transfer of binder from one auger to another auger This can ensure that the tubes surrounding the two screw conveyors have openings close to one another, between which runs a chute designed as a tube or a chute.
  • ladders, safety railing and the like may be provided on the outside of the binder silo container, which are taken during transport in a, preferably this container.
  • a concrete paver and / or a working platform or the like is received in a container, preferably a silo container during transport.
  • a container preferably a silo container during transport.
  • empty binder silo containers are carried along during transport, such devices can easily be transported along. This also reduces the transport costs for these machines, especially in sea transport, as these machines can not otherwise be transported on container ships.
  • the transportable concrete mixing plant comprises at least one dosing unit container which contains a dosing device for dosing the additives.
  • the metering of the aggregates takes place here in the metering unit container in coordination with the above-described metering of the binder or additive in the binder bag.
  • a check and if necessary correction of the Such metered addition amount can be done via an additional balance in Vorsilo for surcharges in the mixer attachment container.
  • the metering device for aggregates has at least one cradle conveyor belt for weighing and transporting the aggregates and at least one feeding device associated with the cradle conveyor belt.
  • Such cradle conveyor belts for simultaneously weighing and transporting a material are known per se and will not be further described here.
  • each feed means is formed by a hopper located above the cradle conveyor which tapers downwardly and upwardly to an openable hatch opens wide in the operating state upper side wall of the dosing unit container.
  • surcharges can be introduced, for example, by a wheel loader in the upper opening of the hopper, without having to pay attention to special precision in this filling.
  • each hopper it is possible to fill in each hopper only aggregates of a certain grain size. These various aggregates can then be drained successively onto the weighing conveyor belt which weighs the aggregates of each group of granules and ensures their metering in a predetermined ratio. But it is also possible to make the desired mixture of aggregates with different grain groups outside the dosing unit container and to fill this mixture in each hopper of the dosing unit container.
  • any Dosing unit container is associated with a dosing essay container with substantially the same length, the halves of which are placed side by side parallel to the dosing unit container in the operating state on this and using a baffle device and openable hatches in the upper side wall of the dosing unit container and in the Lower side wall of each half of the dosing tower container to increase the effective upper cross section of each funnel in the dosing unit container.
  • baffle means fixed, arranged in the dosing attachment container, obliquely extending baffles extend the walls of each funnel in the dosing unit container in the operating state up into the halves of the dosing attachment container into it.
  • the upper filling cross-section of each funnel in the dosing unit container can be approximately doubled compared to a design without a dosing attachment container.
  • baffle plate further comprises baffles which are rotatably mounted substantially at corners of the halves of the dosing attachment container and are folded in the operating state of the Dosieraufsatz container that they the funnel opening after zoom in. Overall, this can reach an upper filling cross-section, which allows the simultaneous filling of the metering device for surcharges with multiple wheel loaders.
  • the invention provides that in the dosing unit container further under the cradle conveyor parallel to this extending, in the longitudinal direction through an openable hatch in an end face of the dosing unit container partially off the dosing unit container displaceable task-funding is provided.
  • This Task conveyor is completely absorbed in the dosing unit container during transport and is pulled out for operation through the open hatch in the end face of the dosing unit container.
  • the task conveyor can also be a conveyor belt here.
  • the end of the feed conveyor located in the operating state outside the metering unit container is arranged above the steep conveyor for the supply of aggregates to the mixer top container.
  • the surcharges thus fall on the outside of the dosing unit container located at the end of the task-funding to the above-described Steiladmimitel.
  • a funnel can be arranged at the lower end of the steep conveyor.
  • the transportable concrete mixing plant may additionally comprise an additive container for receiving concrete additives.
  • the choice of such additives depends, as known in construction technology, according to the intended use of the concrete to be produced.
  • the transportable concrete mixing plant additionally comprises a control station container in which a control station for controlling the components of the concrete mixing plant is housed.
  • control stations for substantially computer-aided monitoring and control of concrete mixing plants are known in construction technology and will not be further explained here.
  • the concrete mixing plant according to the invention may additionally comprise a water container for receiving the water required for the production of concrete or a container receiving water and / or concrete admixture.
  • the transportable concrete mixing plant according to the invention can by cover, insulation, foreclosure, heating or heating (with hot air, superheated steam, heating coils, etc.) of the individual mixing plant components (in particular the mixer container including mixer attachment container, conveyor belts, dosing unit container, Saksch- and water containers including delivery lines) allow mixed operation even at ambient temperatures below zero degrees Celsius.
  • the transportable concrete mixing plant according to the invention has a pressure conveying device, preferably compressed air conveying device, for pressure conveying from at least one silo container.
  • a pressure conveying device is particularly advantageous if other conveying devices, such as screw conveyors, are exposed to high wear and / or a high risk of clogging due to the particular operating conditions, for example due to the selected binder or additive.
  • the principle of pressure promotion of such substances is known per se and can also be used for filling of binders or additives in a silo container.
  • such a pressure conveying device comprises a collecting vessel with a compressor and a delivery hose connected to the collecting vessel.
  • these components of the pressure conveying device can be accommodated during transport in a container.
  • the concrete mixing plant according to the invention has at least one binder intermediate container for intermediate storage of binder, which is preferably placed on at least one mixer attachment container expediently the delivery hose opens into the at least one binding agent intermediate container.
  • a mixer attachment container binder intermediate container also hatches, through which the delivery hose in the operating state of the transportable concrete mixing plant according to the invention opens into it, or through which the material conveyed in a mixer associated binder bag are supplied can.
  • this supply is such that the at least one binder intermediate container contains a funnel, which opens into a rotary valve, which is arranged above a binder bag in a mixer attachment container.
  • a rotary valve functions similar to a revolving door provided in buildings and allows the supply of binder or additive in the binder bag without pressurization by the pressure conveying device.
  • Such rotary valves are known per se in the art and will therefore not be explained in detail.
  • the collecting vessel and the compressor are arranged in the lower region of the silo container.
  • the collection vessel can be permanently installed in the respective silo container, while the compressor and the delivery hose in the transport state of the concrete mixing plant in the same or be transported in another container.
  • the collecting vessel outside the silo container in order to use this container as effectively as possible for the intermediate storage of binder or additive.
  • the transportable concrete mixing plant according to the invention can comprise binder silo and / or additive silo containers which are stacked in parallel with one another in the operating state with a substantially horizontal orientation.
  • a substantially horizontal orientation of silo containers with substantially horizontally extending container longitudinal axis although in contrast to the above-mentioned edgewise orientation of silo containers requires more space, but allows a more stable and better protected against possible tilting installation of silo containers ,
  • Such a horizontal arrangement of silo containers can therefore be provided, for example, at construction sites where increased stability requirements are to be imposed on the silos due to strong winds.
  • these silo containers can in turn be equipped with openable hatches. Since in parallel stacking a silo container is placed with its relatively large bottom surface on a parallel aligned, substantially equal ceiling area of a silo container located underneath, and the size of conventional openable hatches in container surfaces is usually limited, is to ensure a good binder or additive flow from upper to lower silo containers advantageously provided that the stacked with substantially horizontal orientation parallel to each other binder silo and / or additive silo containers each have removable floor and ceiling surfaces.
  • the transportable concrete mixing plant has a substantially divisible in two halves Siloabschluß container whose halves in the operating state, the lowermost or the uppermost container of a group parallel to each other form stacked silo container.
  • those components can be mounted in the divisible silo-end container, which should contain the lowest and the uppermost container in the operating condition of the system.
  • the uppermost container of the silo may have a filter which filters out binders and / or additives from the air displaced during filling of the silo.
  • the lowermost container can contain the components already described above, which are required to convey binder or / and additives out of the silo, for example by means of a screw conveyor or a pressure-conveying device.
  • silo containers or binder intermediate containers which serve as containers for concrete starting materials may be provided in an advantageous embodiment of the transportable concrete mixing plant according to the invention, preferably in a mixer attachment container at least one binder intermediate container is arranged for intermediate storage of binder, wherein advantageously a binder-conveying member, preferably a binder screw conveyor, for conveying binder from at least one binder intermediate container is arranged in a binder bag in the mixer attachment container.
  • the binder bag can be supplied in the mixer attachment container namely via the binder-conveying member with binder from the binder intermediate container. It is understood that, depending on the relative arrangement of the binder bag and the binder intermediate container, the binder-conveying member, for example, by a chute, a simple tube, a pressure conveying device u. Like. Can be formed.
  • the transportable concrete mixing plant according to the invention for the promotion of binder and / or Additives is formed from a silo container and / or a transport vehicle in a binder intermediate container and / or a binder intermediate container, preferably a screw conveyor assembly and / or a pressure conveying device.
  • the auger assembly and / or the pressure conveying device may, as described above, be stationarily mounted on or in one or more silo containers in order to convey binders or additives from the silo into an intermediate container in a mixer attachment container or into an intermediate container Mounted on a mixer top container.
  • a screw conveyor arrangement or pressure conveying device can also be provided separately from silo containers in the operating state of the system in order to convey binders or additives directly from trucks, which deliver the corresponding substances.
  • a mixer-container is placed in the operating condition of the system at its ends on at least one other container such that concrete through the openable hatches for removal of concrete from the mixer container in a provided under the mixer container trucks o. The like. Can be drained.
  • the concrete produced in the mixer can be discharged directly into the trucks provided even with such a setup of the mixer container.
  • mixer containers with several mixers which may be too heavy to be placed on a mixer stand, safely and without stability problems in the manner described with their ends can be placed on at least one other container.
  • the at least two other containers on which such a mixer container is placed can be formed by almost any other container of the concrete mixing plant according to the invention, for example by SteuerstandContainer and / or water containers and / or containers for concrete admixtures.
  • the invention thus relates to the use of a container, preferably standard shipping container, in particular in the transportable concrete mixing plant described above, as a binder silo.
  • a binder silo in the form of a container can be easily transported over long distances with cargo ships, freight trains, trucks, etc.
  • the use of containers as binder silos offers the possibility to assemble several, usually stacked, containers into larger silos.
  • the binder silo is by means of cross struts to components of the concrete plant attached. This type of attachment leads to greater stability than the conventional floor mountings and thus reduces the risk of falling over of a largely depleted binder silo in strong wind or other shocks.
  • a conveying means preferably conveyor belt, with optionally switchable conveying direction, which is additionally reciprocable in the longitudinal direction between different operating positions.
  • a conveying means preferably conveyor belt, with optionally switchable conveying direction, which is additionally reciprocable in the longitudinal direction between different operating positions.
  • Such a conveyor is a fast-working and space-saving device for distributing materials from a supply device to a plurality, in particular more than two substantially juxtaposed receiving devices.
  • a dosing to increase the effective collecting cross-section of a funnel of a dosing, preferably the dosing unit container of transportable concrete mixing plant described above, which is characterized in that the dosing is formed by a divisible into two halves Dosieraufsatz container whose side by side on the dosing unit patch halves by means of solid baffles in the interior of the halves and outwardly expandable baffles continue the oblique walls of the funnel upwards.
  • the resulting increase in the effective collecting cross-section of the funnel reduces the risk of "falling over" of the material to be filled and thus allows faster filling of the funnel and simultaneous filling by means of several feeders, eg. B. in the form of wheel loaders.
  • Fig. 1 shows a side view of a first embodiment of the concrete mixing plant according to the invention, in which a mixer 12 is used. It can be seen in Fig. 1 right on a bottom plate 14 upright parked on an end face lower binder silo or additive silo container C7, on which an upper silo container C8 is also oriented upright.
  • a mixer 12 By opening hatches in the superimposed end faces of the containers C7 and C8 can be formed from these a continuous larger silo. It is not important in these as well as in the openable hatches provided in other containers whether they are opened by folding away, moving sideways or completely removing a hatch door. For this reason, the structure of openable hatches will not be described in detail below.
  • the lower silo container C7 has, in the region of its lower end in FIG. 1, a funnel 16 which opens onto a lower conveyor screw 18. This passes through the left in Fig. 1 side wall of the lower silo container C7 through a hatch L7 and promotes binder or additive out of it to a vertical screw conveyor 20, which on the left in Fig. 1 side wall of the lower silo container C7 and attached to the upper silo container C8 and runs there substantially upwards.
  • the vertical screw conveyor 20 cooperates with an upper conveyor screw 22 and transfers its binder or the additive for further transport.
  • the upper conveyor screw 22 passes through the right in Fig. 1 side wall of the mixer attachment container C3 through an opening provided in this side wall hatch L3a and ends above a provided in the mixer attachment container C3 binder bag 24, in which the brought up from the upper auger 22 binder or Additive drops.
  • the binder bag 24 leads to the arranged in the mixer container C2 mixer 12 metered binder or Additive to what in the binder bag 24, if necessary, a balance is installed.
  • a concrete plate 26 is attached to the lower end face on which the lower silo container C7 stands.
  • the lower silo container C7 and the upper silo container C8 in FIG. 1 are fastened with a plurality of transverse struts 28 to the mixer attachment container C3 and to the mixer container C2.
  • a plurality of ladders 30 and railing devices 32 are provided on the upper silo container C8.
  • the metered supply of surcharges to the mixer 12 begins during operation of the transportable concrete mixing plant 10 according to the invention in a dosing unit container C5, which has a metering device 34 for metering the surcharges.
  • the metering meter 34 comprises a weighing conveyor 34a for weighing and conveying the charges, and a plurality of loading means 34b for feeding the charges to the weighing conveyor 34a.
  • each feed means 34b is formed as a funnel which tapers downwardly and opens upwardly to an openable hatch in the upper side wall of the dosing unit container C5 in Figures 1 and 8.
  • the surcharges which are usually introduced in large quantities with wheel loaders, not precisely on the compared to the dosing unit container C5 relatively narrow cradle conveyor belt 34a are stored, but can easily in Fig. 8 above the entire side surface of the Dosing unit containers C5 are thrown into this, which reduces the risk of "falls" of surcharges, thus allowing a faster loading of the weighing conveyor belt 34a.
  • each grain group may be assigned a specific hopper 34b, so that in this case aggregates with four different grain groups may be mixed in the embodiment of the metering unit container C5 shown in FIG.
  • the dosing unit container C5 is assigned a dosing attachment container C6 of substantially the same length.
  • This dosing attachment container C6 is disassembled or unfolded in the operating state in two halves, which are placed side by side and parallel to the dosing unit container C5 on this.
  • Inclined baffles 36 are secured in the dosing attachment container C6 which extend the walls of the funnels 34b through opened hatches L5 and L6 in the upper side wall of the dosing unit container C5 and in the lower side wall of each half of the dosing attachment container C6.
  • this effectively doubles the effective filling width of the arrangement of funnels 34b, which corresponds to a doubling of the effective upper filling cross-section of each funnel 34b.
  • baffles 38 which are mounted rotatably substantially at corners of the halves of the dosing attachment container C6, are folded upwards out of the dosing attachment container C6.
  • the shape of this fold-out baffles 38 is suitably adapted to the direction from which the supply of aggregates should mainly take place.
  • the foldable baffles 38 used in the embodiment of Figs. 1 and 2 extend the opening of the funnels 34b substantially to the right above, since the supply of aggregates by one or more wheel loaders 40 substantially, as shown in Fig. 2, from the left.
  • This feed conveyor 42 is received in the transport state of the dosing unit container C5 shown in FIG. 8 under the weighing conveyor belt 34a and parallel thereto.
  • the feed conveyor belt 42 is pulled out through an open hatch L5a in the lower end face of the dosing unit container C5 in the plan view of FIG.
  • the task-conveyor belt 42 protrudes in this operating state so far under the cradle conveyor belt 34a that it can reliably take the falling at its right in Fig. 8 end surcharges.
  • a steep conveyor belt 44 for the supply of aggregates to the mixer attachment container C3.
  • this may conveniently be provided at its lower end with a designed as baffle plate, chute or the like aggregate collecting device 46.
  • the steep conveyor belt 44 is completely taken during transport of the concrete mixing plant according to the invention in the folded state in a steep conveyor belt container C4.
  • one end of the steep conveyor belt 44 is pulled out through an open hatch L4 in the upper ceiling wall of the steep conveyor belt container C4 and one at that end located upper deflection roller 44a rotatably mounted on the mixer attachment container C3 such that this end of the steep conveyor belt 44 is above the arranged in the mixer attachment container C3 feed means 46 for surcharges.
  • a lower guide pulley 44b via which the drive of the steep conveyor belt 44 is expediently carried out, is furthermore arranged in the steep conveyor belt container C4.
  • further deflection rollers 44c may be provided between the upper deflection roller 44a and the lower deflection roller 44b, as indicated in FIG.
  • a baffle plate 50 may be secured to the mixer attachment container C3 such that it is conveyed by the steep conveyor belt 44 aggregates into the Vorsilo 48 passes.
  • the mixer container C2 contained in the mixer 12 is set up on a standing surface of a mixer stand 52, which stands next to the lower binder silo container C7 on the bottom plate 14.
  • This mixer frame 52 is dimensioned such that concrete produced by the mixer 12 can be discharged through a lower bottom emptying opening 12a of the mixer 12 and opened hatches L2a in the bottom surface of the mixer container C2 into a truck 54 provided below the standing surface. With the help of one or more such trucks 54, the freshly produced concrete can be transported to the respective site on the construction site.
  • the first embodiment of the transportable concrete mixing plant according to the invention furthermore comprises an individually installed water and / or additive container C11.
  • the supply of water and / or additives to the mixer 12 by means of pumps and an arrangement of pipes or hoses is known in concrete mixing plants and is therefore not discussed in more detail.
  • the mixer attachment container C3 and the control container C10 to a container, preferably a standard shipping container, composed, which has the same dimensions as the mixer container C2 on which he stands.
  • a container preferably a standard shipping container, composed, which has the same dimensions as the mixer container C2 on which he stands.
  • FIGS. 3 and 4 A second embodiment of the transportable concrete mixing plant according to the invention is shown in FIGS. 3 and 4. Compared to the embodiment shown in Figs. 1 and 2, this embodiment allows greater concrete production since it uses two mixers. Components of this second embodiment, which are identical or functionally identical to components of the first embodiment, are provided in FIGS. 3 and 4 with the same reference numerals as in FIGS. 1 and 2.
  • the mixer container C2 comprises two mixers 12 which are preferably identical in construction. To supply these two mixers 12 with binder, all components of the first embodiment serving this purpose are provided twice in the second embodiment. It can thus be seen in Figs. 3 and 4 two lower silo containers C7, on each of which upper silo containers C8 are. As in the first embodiment, each form a lower silo container C7 and an upper silo container C8 a larger silo, from each of which a mixer 12 via a respective hopper 16, a lower binder screw conveyor 18, a binder vertical screw conveyor 20, an upper binder screw conveyor 22 and a optionally provided with a balance binder bag 24 is supplied in a mixer attachment container C3 with binder.
  • Container C5 recorded metering device 34 with feed means 34b and a weighing conveyor belt 34a and a task conveyor belt 42 which transports the surcharges to a steep conveyor belt 44.
  • a substantially horizontally extending aggregate conveyor belt 56 is installed in the mixer attachment container C3, the ends of each one of the two Vorsilos 48 are arranged.
  • the direction of the aggregate conveyor belt 56 is selectively switchable, so that the falling of the steep conveyor belt 44 supplements depending on the operating condition of the two mixers 12 and the level of surcharges in the Vorsilos 48 either one of the two Vorsilos 48 can be supplied.
  • the mixer container C2 containing the two mixers 12 stands on a standing surface of a mixer stand 52.
  • concrete from each mixer 12 can be placed in one or possibly also several "back to back" standing, ie with their rear ends to each other oriented trucks are drained.
  • control container C10 in contrast to the first embodiment of FIGS. 1 and 2, not placed on the mixer frame 52, but on the additive container C9 for reasons of space.
  • control container C10 can also be set up at another point providing a good overview of the concrete mixing plant 10 according to the invention.
  • FIGS. 5 to 7 A third embodiment of the transportable concrete mixing plant according to the invention is shown in FIGS. 5 to 7.
  • This embodiment is intended for large construction sites where a lot of concrete is needed.
  • the embodiment of the concrete mixing plant 10 according to the invention shown in FIGS. 5 to 7 contains two mixer containers C2, each containing two mixers 12.
  • the two mixer-containers C2 as shown in Fig. 6 can be seen, placed side by side, and opened hatches in the adjacent end faces of the two mixer container C2 that the total of four mixers 12 are substantially in a row.
  • a mixer attachment container C3 is set up, which is substantially identical to the mixer attachment container C3 shown in Figs. 3 and 4 and thus for each mixer 12 a Vorsilo 48 for surcharges and a binder bag 24 contains.
  • each mixer 12 is associated with a complete set of binder or additive supply components, i. H. the silo containers C7 and C8 as well as the augers 18, 20 and 22.
  • this third Au Entrysform of the invention which is from the first two embodiments known group of components for metering and delivery of aggregates, comprising a dosing attachment container C6, a dosing unit container C5 and the components received in them during transport, present here twice.
  • the steep conveyor belt 44 surcharges are thus supplied by two task conveyor belts 42.
  • the known from Figs. 3 and 4 conveyor belt with optional reversible direction is further developed in this embodiment to a aggregate conveyor belt 56, which between several operating positions - And can be moved, in which each end of the aggregate conveyor belt 56 is assigned to a Vorsilo 48 for surcharges.
  • the aggregate conveyor belt 56 in an operating position in which it supplies by switching its direction of the two Vorsilos 48 for surcharges, which are assigned to the two in Fig. 7 each left mixers 12 of each mixer-container C2.
  • rollers 58 diagrammatically indicated in FIG. 7, it can be displaced into a second operating position in which it supplies the two presens 48 for aggregates which are connected to the two right mixers 12 of FIG. Containers C2 are assigned.
  • FIGS. 5 to 7 third embodiment of the invention The removal of the concrete produced takes place in the illustrated in FIGS. 5 to 7 third embodiment of the invention in a different manner than in the first two embodiments, since the two mixer mixers containing a total of four mixers 12 usually for weight reasons not on a Mixer frame can be made. Instead, the two mixers container C2, as can be seen in Fig. 5, on a loading container C1, in the ceiling wall of the openable hatches L2a of the bottom wall of each mixer container C2 opposite openable hatches L1 are provided. Through these open hatches L2a, During operation of the system 10 according to the invention, the concrete discharged from the mixers 12 drops to a concrete conveyor belt 60 which has been completely loaded in the loading container C1.
  • the concrete conveyed in the running direction by this upper concrete collection belt 60 falls onto a lower concrete conveyor belt 62 at the end of the upper concrete collection belt 60.
  • This lower concrete conveyor belt 62 is also completely included in the loading container C1 during transport and is pulled to operate the system 10 so far by an open hatch L1 a in the right in Fig. 7 end wall of the loading container C1, that it is at his in Loading container C1 remaining end safely receive the concrete falling from the upper concrete collection belt 60 and can transport to a truck 54 provided next to the loading container C1.
  • FIG. 10 shows a side view of the lower silo container C7 of the transportable concrete mixing plant 10 according to the invention, in which the front side wall is removed to simplify the illustration.
  • FIG 11 shows a side view of an upper silo container C8 of the concrete mixing plant 10 according to the invention.
  • the bottom plate 14 the vertical screw conveyor 20, the upper screw conveyor 22, a replacement screw 22e, which are in the operating state received on the upper silo container C8 fixed conductor 30 and the railing device 32.
  • FIGS. 12 and 13 show a side and front view of another upper silo container C8, wherein the front side or end wall of the container is again removed for better illustration.
  • a concrete paver 64 is added during transport, which can be used at the site for concreting roads, runways and the like. It is understood that in the transported during transport containers, in particular the often empty entrained upper binder silo containers C8 optionally other items needed on the site can be carried.
  • FIGS. 14, 15 and 16 illustrate another embodiment of the transportable concrete mixing plant 10 according to the invention.
  • a pressure conveying device 66 is provided for transporting them in a silo container C7, C8 contained substances, so for example, binders and / or additives, respectivelyzu netn from this container C7, C8.
  • a collecting vessel 68 is installed in the lower area of the lower silo container C7.
  • a motorized pressure-tight closure flap 68a is provided so that it lies just below the lower end of the hopper 16 mounted in the silo container C7.
  • the filling of the collecting vessel 68 is done as follows: First, the silo containers C7, C8 are filled with binder or additive. In the embodiment illustrated in FIGS. 14 to 16, this takes place via binder supply connection elements 78, which are provided in the lower region of the silo container C7 and can be opened outwardly, to which a connecting hose to a device equipped with a pressure conveying device, with a binder, is knitted in a manner known per se or additives loaded Trucks can be connected. The conveyed by this truck with pressure to the binder feed connection elements 78 substances are pressed into binder supply pipes 80 which extend in the corners of the silo containers C7, C8 in Figs.
  • the materials thus conveyed into the silo containers C7, C8 fill the funnel 16 as well as the overlying areas of the silo containers C7, C8 and rest with a certain pressure on the pressure-tight closure flap 68a of the collecting vessel 68.
  • an amount of binder or additive determined by the opening duration falls into the collecting vessel 68, which is closed again in a pressure-tight manner by the subsequent closing of the closure flap 68a.
  • air discharge lines 82 which proceeding from the upper edge region of the collecting vessel 68 starting substantially parallel to the binder supply pipes 80 upwards and in one with a Filter provided chimney at the top of the upper silo container C8 open.
  • the air discharge lines 82 are for reasons of Simplicity as formed from the inner region of the silo containers C7, C8 pressure-tight recesses formed in which also the binder supply pipes 80 extend.
  • the air discharge lines 82 may be formed as pipelines.
  • this conveying tube 72 extends approximately perpendicularly to the outer wall of the silo containers C7, C8 and opens into a binder intermediate container C12 which rises a mixer attachment container C3 is set up.
  • the binder or additive conveyed through the delivery hose 72 into the binder intermediate container C12 falls into a hopper 74 installed in the lower region of the binder intermediate container C12, which opens via a corresponding hatch in the bottom of the binder intermediate container C12 over a rotary valve 76 which is disposed above a binder pocket 24 in a mixer attachment container C3.
  • the rotary valve 76 not only ensures the pressure decoupling between the binder or additive conveyed with pressure into the intermediate binder container C12 and the binder or additive to be weighed in the binder pocket 24, but also allows predosing of the binder in the binder pocket 24 by adjusting its running speed precisely metered binder or additive.
  • the rotary valve 76 and the binder bag 24 are integrally formed.
  • a rotary valve 76 separate from a binder bag 24 above it.
  • the delivery hose 72 need not necessarily extend in the manner shown in Fig. 14 approximately perpendicular to the outer wall of the silo containers C7, C8 upwards.
  • the use of such a delivery hose 72 offers the advantage of conveying binders or additives in a flexible manner from silo containers C7, C8 to a possibly further intermediate binder container C12 on a mixer attachment container C3.
  • FIG. 17 illustrates another transportable concrete mixing plant 10.
  • this binder binder silo containers C13 are used, which are stacked parallel to each other with a substantially horizontal orientation.
  • FIG. 17 five such silo containers C13 are shown on the right with horizontal longitudinal axes lying in the plane of the drawing.
  • the floor and ceiling surfaces of these silo containers C13 have been removed after transport in the construction of transportable concrete mixing plant 10, so that in the area of the transition between two silo containers C13 almost no niches, corners u. Like. occur, in which binders could accumulate undesirably.
  • These five silo containers C13 are installed on a lowest silo container C13A1 and closed at the top by a top silo container C13A2. As can be seen in FIG.
  • the lowermost silo container C13A1 and the uppermost silo container C13A2 have half the height of the five other silo containers C13.
  • these two containers C13A1, C13A2 are the halves of a divisible silo closure container C13A, which is carried along as a closed container during transport of the concrete mixing plant 10 and is divided into the two illustrated halves when constructing the concrete mixing plant 10.
  • This Siloabschluß container C13A can take during transport components that are required in the operating condition of the system 10 at the silo, for example, in Fig. 17 at the top of the uppermost container C13A2 illustrated filter 90, which filters out of the displaced during filling of the silo air binder.
  • binder screw conveyor screw 88 which, as can be seen in FIG. 17, runs directly from the lowermost silo container C13A1 to the intermediate binder container C12. Due to this oblique course, the binder slant conveyor screw 88 can be designed to be shorter than the sum of the lengths of the three screw conveyors 18, 20, 22 shown in FIG. 1, for example, which run horizontally or vertically, which leads to cost savings and facilitates assembly. since the alignment of several augers to each other deleted.
  • FIG. 18 installation with a mixer
  • FIG. 19 installation with two mixers
  • two juxtaposed "towers" of silo containers C13 are provided in this embodiment, each with horizontal Orientation are stacked parallel to each other.
  • binder is conveyed out through a binder slant conveyor screw 88, respectively.
  • the two binder inclined screw conveyors 88 do not lead directly into the Binder intermediate container C12, but rather to chutes, which are provided on its sides in its upper region and over which the lubricant conveyed by the binder-inclined screw conveyor 88 slides into the binder intermediate container C12.
  • the two binder inclined screw conveyors 88 each terminate at a respective chute leading to two intermediate binder containers C12, each disposed over a binder pocket 24 for supplying a mixer 12.
  • the binder intermediate container C12 is further equipped with a dashed lines in Fig. 17 indicated binder feed line 92, similar to the illustrated in Figs. 14-16 silo containers C7, C8 filling the binder intermediate container C12 from a binder supplying trucks o. The like. Enables, for example by means of a pressure conveying device described above.
  • the binder intermediate container C12 can be filled in two different ways, namely on the one hand from the silo containers C13 via the binder slant conveyor screw 88 and on the other hand from a delivery vehicle via the binder supply line 92, a continuous supply of the mixer 12 with binder be guaranteed with high security.
  • two further containers are arranged on a mixer container C2, namely a mixer attachment container C3 and, in turn, a binder intermediate container C12.
  • the resulting total weight excludes a line-up of the mixer-container C2 on a mixer frame 52, as shown for example in Fig. 1, usually.
  • the mixer-container C2 is in the position shown in FIGS. 17-19 Embodiment at its ends on each other Containers placed so that a lower central region of the mixer container C2, in which at least one openable hatch L2a for removing concrete is freely accessible.
  • the mixer-container C2 is placed at its left end on a helm container C10, which in turn is on a water container C11.
  • the right end of the mixer container C2 in FIG. 17 is set up on an additive container C9, which in turn likewise stands on a water container C11.
  • a provided truck 54 can travel under the openable hatches L2a of the mixer container C2 and receive discharged concrete.
  • the water containers C11 shown for setting up the mixer container C2 in FIG. 17 each have half the height of the additive container C9 or of the control station container C10.
  • water container C11 or other container of the transportable concrete mixing plant 10 according to the invention can be used, which have the same height as the container C9, C10, so that in this case the mixer container C2 would be higher.
  • the mixer-container C2 is sufficiently high to ensure trouble-free insertion of the truck 54, but not so it is high that deflated concrete could fall next to the truck 54 or fall on its bed at too high a speed.
  • the transportable concrete mixing plant 10 shown in FIGS. 20-22 is that shown in FIGS. 17-19 presented similarly. In the following, therefore, only the differences from the embodiment described above will be explained.
  • a binder intermediate container C 12 is set up on a mixer attachment container C3 above the binder pocket 24 provided in it.
  • the binder slant conveyor screw 88 does not convey binder from the silo containers C13 in this embodiment into the intermediate binder container C12, but rather into a binder intermediate container 84 provided at the top right in the mixer bowl container C3 in FIG. From this binder intermediate container 84 in turn binder is conveyed by means of a screw conveyor 86 in the binder bag 24. It is understood that depending on the size and relative arrangement of the binder bag 24 and the binder intermediate container 84 may be provided instead of a screw conveyor 86 and a simple chute or slide or a small pressure conveying device.
  • the intermediate binder container C12 is also equipped in this embodiment with a binder supply line 92 and therefore, as already explained above, can be filled from a lorry delivering truck or the like.
  • the two “towers” are of silo containers C13, which are stacked parallel to each other with a substantially horizontal longitudinal axis, spaced from each other and connected by cross braces 94 together.
  • a greater stability of the silo containers C13 can be achieved against falling over, which is particularly important when the transportable concrete mixing plant 10 according to the invention is used at construction sites that are exposed to strong wind.
  • the transportable concrete mixing plant 10 can in principle have any number of mixers 12. Furthermore, it is possible to supply a plurality of mixers with binder by a single binder silo, whereby a conveyor belt for binders similar to the one presented in the third embodiment, displaceable between different operating positions aggregate conveyor belt 56 can be used with optional reversible direction. Furthermore, the number of dosing unit containers C5 used with associated dosing attachment containers C6 can also be varied, depending on the number of mixers 12 used and the speed of their concrete production, alternatively with respect to the presented embodiments.

Landscapes

  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
  • Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
  • Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
  • Fertilizers (AREA)
  • Lubricants (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Claims (61)

  1. Centrale à béton transportable (10), comprenant une pluralité de composants de centrale de mélange pouvant être assemblés de manière démontable qui, pendant le transport sont logés dans une pluralité de conteneurs (C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13), une partie au moins de ces conteneurs (C1, C2, C3, C4, C5, C6, C7, C8, C9, C 10, C11, C12, C13), de préférence la totalité de ces conteneurs, servant de structure porteuse pour des composants de la centrale de mélange ou/et de réservoirs pour les matériaux de départ du béton lorsque la centrale à béton (10) est en état de fonctionnement, caractérisée deux conteneurs silos (C7, C8) pour les liants ou l'additif pour béton orientés verticalement et posés l'un sur l'autre les faces avant, le plus bas des deux conteneurs silos (C7, C8) présentant, dans sa partie basse, une trémie (16) dont la section supérieure correspond essentiellement à la section du conteneur silo (C7) et présente, dans une zone située au-dessus de la trémie (16) un espace intérieur pour le stockage de liants ou de l'additifs pour béton.
  2. Centrale à béton transportable (10) selon la revendication 1, caractérisée en ce que les conteneurs (C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13) sont des conteneurs maritimes normalisés, ou peuvent être assemblés en conteneurs maritimes normalisés qui peuvent être transportés unitairement conformément aux règles internationales, notamment par bateau, par train et par camion.
  3. Centrale à béton transportable (10) selon la revendication 1 ou la revendication 2, caractérisée en ce que au moins quelques-uns des conteneurs (C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C13) présentent des lucarnes ouvrantes (L1, L1a, L2, L2a, L3, L3a, L3b, L4, L4a, L5, L5a, L6, L7) à travers lesquelles, lorsque la centrale à béton (10) est en état de fonctionnement, des composants de la centrale de mélange logés au moins partiellement dans différents conteneurs (C1, C2, C3, C4, C5, C6, C7, C8, C9, C10, C11, C12, C 13) peuvent coopérer.
  4. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'elle présente au moins un conteneur de malaxeur (C2) qui contient au moins un malaxeur de béton (12) pour mélanger des granulats, des liants contenant de préférence du ciment, de l'eau et des adjuvants, ainsi que des additifs pour la production de béton.
  5. Centrale à béton transportable (10) selon la revendication 4, caractérisée en ce que la paroi du conteneur de mélangeur (C2) qui, dans l'état de fonctionnement, se trouve au-dessus de chaque mélangeur (12), présente une lucarne ouvrante (L2) au-dessus de chaque malaxeur (12).
  6. Centrale à béton transportable (10) selon la revendication 5, caractérisée en ce qu'elle au moins comprend un conteneur de rehausse de malaxeur (C3) disposé sur le conteneur de malaxeur (C2) lorsque la centrale à béton (10) est en état de fonctionnement, conteneur de rehausse de malaxeur qui contient des moyens de chargement pour introduire un liant, de préférence du ciment, et des granulats ainsi que, le cas échéant, des additifs dans chaque malaxeur (12) en passant à travers les lucarnes ouvrantes (L2) qui se trouvent dans la paroi supérieure du conteneur de malaxeur (C2) et par des lucarnes ouvrantes (L3) faisant face à ces lucarnes (L2) dans la paroi de plancher du conteneur de rehausse de malaxeur (C3).
  7. Centrale à béton transportable (10) selon la revendication 6, caractérisée en ce que les moyens de chargement pour chaque malaxeur (12) comprennent le présilo (48) pour les granulats et la trémie de liant (24) pour le liant ainsi que le cas échéant pour les additifs.
  8. Centrale à béton transportable (10) selon la revendication 7, caractérisée en ce que la trémie pour liant (24) ainsi que le cas échéant la trémie pour les additifs contient une balance.
  9. Centrale à béton transportable (10) selon l'une quelconque des revendications 6 à 8, caractérisée en ce qu'il est prévu un moyen de convoyage de liant (22) passant par une lucarne ouverte (L3a) dans une paroi du conteneur de rehausse de malaxeur (C3) à l'intérieur de ce dernier afin d'introduire le liant ainsi que, le cas échéant, un additif dans le conteneur de rehausse de malaxeur (C3).
  10. Centrale à béton transportable (10) selon la revendication 9, caractérisée en ce que le moyen de convoyage de liant (22) passant dans le conteneur de rehausse de malaxeur (C3) est un transporteur à vis sans fin.
  11. Centrale à béton transportable (10) selon l'une quelconque des revendications 6 à 10, caractérisée en ce que, lorsqu'on utilise au moins deux malaxeurs (12), il est prévu un moyen de convoyage de granulats (56) avec un sens de marche inversible au choix afin d'amener les granulats aux moyens de chargement (48) affectés chacun à un malaxeur (12).
  12. Centrale à béton transportable (10) selon la revendication 11, caractérisée en ce que, lorsqu'on utilise au moins trois malaxeurs (12), le moyen de convoyage de granulats (56) peut se déplacer d'un côté et de l'autre au-dessus des moyens de chargement de granulats (48) entre plusieurs positions de service dans lesquelles chaque extrémité du moyen de convoyage de granulats (56) est affectée à un moyen de chargement de granulats (48).
  13. Centrale à béton transportable (10) selon la revendication 11 ou la revendication 12, caractérisée en ce que le moyen de convoyage de granulats (56) est une bande transporteuse.
  14. Centrale à béton transportable (10) selon l'une quelconque des revendications 6 à 13, caractérisée en ce qu'il est prévu un moyen de convoyage incliné (44) traversant au moins une paroi du conteneur de rehausse de malaxeur (C3) par une lucarne ouverte (L3b) afin d'introduire les granulats dans le conteneur de rehausse de malaxeur (C3).
  15. Centrale à béton transportable (10) selon la revendication 14, caractérisée en ce que le moyen de convoyage incliné (44) est une bande transporteuse qui, pendant le transport, se loge dans un état replié dans un conteneur à bande transporteuse inclinée (C4).
  16. Centrale à béton transportable (10) selon l'une quelconque des revendications 4 à 15, caractérisée en ce que la paroi de dessous, dans l'état de fonctionnement, du conteneur de malaxeur (C2) présente sous chaque malaxeur (12) une lucarne ouvrante (L2a) pour le prélèvement de béton à partir du conteneur de malaxeur (C2).
  17. Centrale à béton transportable (10) selon la revendication 16, caractérisée en ce que le conteneur de malaxeur (C2) est posé sur une surface d'appui d'un chevalet de mélangeur (52) qui est dimensionné de telle façon que du béton peut être déversé par les lucarnes ouvrantes (L2a) pour le prélèvement de béton à partir du conteneur de malaxeur (C2) dans un camion (54) ou similaire stationnant sous la surface d'appui.
  18. Centrale à béton transportable (10) selon la revendication 16, caractérisée en ce que, dans l'état de fonctionnement de la centrale, le conteneur de malaxeur (C2) est posé sur un conteneur de chargement (C1) dans la paroi de plafond duquel sont prévues les lucarnes ouvrantes (L1) faisant face aux lucarnes ouvrantes (L2a) de la paroi de plancher du conteneur de malaxeur (C2).
  19. Centrale à béton transportable (10) selon la revendication 18, caractérisée en ce qu'il est prévu, sur une paroi frontale du conteneur de chargement (C1), une lucarne ouvrante (L1a) qui est traversée par un dispositif convoyeur de béton, qui lors du transport, est entièrement logé dans le conteneur de chargement (C1), pour amener le béton par exemple à un camion ou similaire en attente à côté du conteneur de chargement.
  20. Centrale à béton transportable (10) selon la revendication 19, caractérisée en ce que le dispositif convoyeur de béton comprend une bande collectrice de béton supérieure (60) qui, dans l'état de fonctionnement, est entièrement logée dans le conteneur de chargement (C1) et une bande transporteuse de béton inférieure (62) qui, dans l'état de fonctionnement, traverse la lucarne ouvrante (L1a) dans la paroi frontale du conteneur de chargement (C1).
  21. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'on prévoit au moins un malaxeur (12) dans au moins un conteneur de malaxeur (C2) et en ce que l'au moins un conteneur de malaxeur (C2) repose sur des conteneurs dans ses zones d'extrémité, l'un de ces conteneurs étant un conteneur accueillant le poste de commande (C10).
  22. Centrale à béton transportable (10) l'une quelconque des revendications précédentes, caractérisée en ce que chaque conteneur silo de liant ou silo d'additif (C7, C8) est posé debout sur sa face avant.
  23. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'au moins deux conteneurs silos de liant ou silos d'additif (C7, C8) sont posés l'un à côté de l'autre.
  24. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce que chaque conteneur silo de liant ou silo d'additif (C7, C8) posé debout est fixé pour le stabiliser au moyen de jambes de force transversales (28) sur le conteneur de rehausse de malaxeur (C3) et/ou sur le conteneur de malaxeur (C2) et/ou sur le conteneur de chargement (C1) ou sur le chevalet de mélangeur (52).
  25. Centrale à béton transportable (10) selon l'une quelconque des revendications 22 à 24, caractérisée en ce que chaque conteneur silo (C7) non posé sur un autre conteneur silo (C7, C8) et le conteneur de chargement (C1) ou le chevalet de mélangeur (52) sont fixés sur une plaque de base (14) commune.
  26. Centrale à béton transportable (10) selon l'une quelconque des revendications 22 à 25, caractérisée en ce que chaque conteneur silo (C7) non posé sur un autre conteneur silo (C7, C8) contient, dans sa partie basse, dans l'état de fonctionnement, une trémie (16), dont la section supérieure correspond essentiellement à la section du conteneur silo (C7) et qui se rétrécit vers le bas.
  27. Centrale à béton transportable (10) selon l'une quelconque des revendications 22 à 26, caractérisée en ce que chaque conteneur silo (C7) non posé sur un autre conteneur silo (C7, C8) présente sur sa face avant qui se trouve en bas, dans l'état de fonctionnement, une dalle de béton (26) pour la stabilisation.
  28. Centrale à béton transportable (10) selon la revendication 26 ou la revendication 27, caractérisée en ce que, dans l'état de fonctionnement, il y a, sous l'orifice de la trémie, un moyen de convoyage de liant ou d'additif (18) qui traverse une paroi latérale du conteneur silo (C7) par une lucarne ouverte (L7).
  29. Centrale à béton transportable (10) selon la revendication 28, caractérisée en ce que le moyen de convoyage de liant ou d'additif (18) est un transporteur à vis sans fin.
  30. Centrale à béton transportable (10) selon la revendication 28 ou la revendication 29, caractérisée en ce que le moyen de convoyage de liant ou d'additif (18) coopère avec un moyen de convoyage vertical (20) qui s'étend sensiblement verticalement ou obliquement vers le haut sur une paroi extérieure du conteneur silo (C7) de façon à pouvoir transférer à celui-ci le liant ou l'additif à transporter plus loin.
  31. Centrale à béton transportable (10) selon la revendication 30, caractérisée en ce que le moyen de convoyage vertical ou oblique (20) est un transporteur à vis sans fin.
  32. Centrale à béton transportable (10) selon la revendication 30 ou la revendication 31, caractérisée en ce que le moyen de convoyage vertical ou oblique (20) coopère avec le moyen de convoyage de liant ou d'additif (22) qui s'étend partiellement dans le conteneur de rehausse de malaxeur (C3) de façon à transférer à celui-ci le liant ou l'additif à transporter plus loin.
  33. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'il est prévu en plus, à l'extérieur du conteneur silo (C7, C8), des échelles (30), des rambardes de sécurité (32) et similaires à l'extérieur du conteneur silo (C7, C8) lesquelles sont logées, lors du transport, dans un conteneur, de préférence dans ce conteneur (C7, C8).
  34. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisé en ce qu'une pièce préfabriquée en béton (64) et /ou une plateforme de travail ou similaire est logée, lors du transport, dans un conteneur, de préférence dans un conteneur (C7, C8).
  35. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'elle comprend au moins un conteneur d'unité de dosage (C5) qui renferme un dispositif doseur (34) pour le dosage des granulats.
  36. Centrale à béton transportable (10) selon la revendication 35, caractérisée en ce que le dispositif doseur de granulats (34) présente au moins une bande transporteuse peseuse (34a) pour peser et transporter les granulats et au moins un moyen de chargement (34b) affecté à la bande transporteuse Peseuse (34a).
  37. Centrale à béton transportable (10) selon la revendication 36, caractérisée en ce que chaque moyen de chargement (34b) est constitué d'une trémie, disposée au-dessus de la bande transporteuse peseuse (34a), qui se rétrécit vers le bas et s'ouvre largement vers le haut pour former une lucarne ouvrante (L5) dans la paroi latérale du conteneur d'unité de dosage (C5) qui se trouve en haut dans l'état de fonctionnement.
  38. Centrale à béton transportable (10) selon la revendication 37, caractérisée en ce qu"à chaque conteneur d'unité de dosage (C5) est affecté un conteneur de rehausse de dosage (C6) de longueur essentiellement égale, dont les moitiés, dans l'état de fonctionnement, sont posées sur le conteneur d'unité de dosage (C5) en étant côte à côte orientées parallèlement à celui-ci, et qui, à l'aide d'un dispositif de tôles de chicane ainsi que de lucarnes ouvrantes (L5, L6) dans la paroi latérale supérieure du conteneur d'unité de dosage (C5) et dans la paroi latérale intérieure de chaque moitié du conteneur de rehausse de dosage (C6), agrandissent la section de remplissage supérieure effective de chaque trémie (34b) dans le conteneur d'unité de dosage (C5).
  39. Centrale à béton transportable (10) selon la revendication 38, caractérisée en ce que le dispositif de tôles de chicane comprend des tôles de chicane (36) disposées fixement dans le conteneur de rehausse de dosage (C6) et s'étendant obliquement qui, dans l'état de fonctionnement, prolongent les parois de chaque trémie (34b) dans le conteneur d'unité de dosage (C5) vers le haut à l'intérieur des moitiés du conteneur de rehausse de dosage (C6).
  40. Centrale à béton transportable (10) selon la revendication 38 ou la revendication 39, caractérisée en ce que le dispositif de tôles de chicane comprend en plus des tôles de chicane (38) qui sont supportées en rotation essentiellement dans des coins des moitiés du conteneur de rehausse de dosage (C6) et, dans l'état de fonctionnement, basculent hors du conteneur de rehausse de dosage (C6) de façon à agrandir l'orifice de la trémie vers le haut
  41. Centrale à béton transportable (10) selon l'une des revendications 36 à 40, caractérisée en ce qu'il est prévu en plus dans le conteneur d'unité de dosage (C5) un moyen convoyeur d'alimentation (42) passant sous la bande transporteuse peseuse (34a) parallèlement à celle-ci et pouvant se déplacer partiellement hors du conteneur d'unité de dosage (C5) dans le sens longitudinal à travers une lucarne ouvrante (L5a) dans une face avant du conteneur d'unité de dosage (C5).
  42. Centrale à béton transportable (10) selon la revendication 41, caractérisée en ce que le moyen convoyeur d'alimentation (42) est une bande transporteuse.
  43. Centrale à béton transportable (10) selon la revendication 41 ou la revendication 42, caractérisée en ce que l'extrémité du moyen convoyeur d'alimentation (42) qui, dans l'état de fonctionnement, se trouve à l'extérieur du conteneur d'unité de dosage (C5), est disposée au-dessus du moyen de convoyage incliné (44) servant à acheminer des granulats vers le conteneur de rehausse de malaxeur (C3).
  44. Centrale à béton transportable (10) selon l'une des revendications précédentes, caractérisés en ce qu'elle comprend en plus un conteneur d'adjuvants (C9) destiné à recevoir des adjuvants pour béton.
  45. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'elle comprend en plus un conteneur de poste de commande (C10) dans lequel est monté un poste de commande servant à commander les composants de la centrale à béton (10).
  46. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'elle comprend en plus un conteneur d'eau (C11) ou un conteneur recevant de l'eau et/ou des adjuvants pour béton.
  47. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes qui, par capotage, isolation, cloisonnement, réchauffement ou chauffage (à l'air chaud, à la vapeur chaude, par résistance spiralée, etc.) des différents composants de la centrale de mélange (en particulier du conteneur de malaxeur (C2) y compris le conteneur de rehausse de malaxeur (C3), des bandes transporteuses (34a, 44, 56, 62), du conteneur d'unité de dosage (C5), des conteneurs d'adjuvants (C9) et d'eau (C11) y compris les conduites d'alimentation), permet un malaxage même à des températures ambiantes inférieures à 0 °C.
  48. Centrale à béton transportable (10) selon l'une quelconque des revendications 1 à 47, caractérisée en ce qu'elle présente un dispositif d'alimentation sous pression (66), de préférence un dispositif d'alimentation à air comprimé, pour l'alimentation sous pression à partir d'au moins un conteneur silo (C7).
  49. Centrale à béton transportable (10) selon la revendication 48, caractérisée en ce que le dispositif d'alimentation sous pression (66) comprend un réservoir collecteur (68) comportant un compresseur (70) et un flexible d'alimentation (72) relié au réservoir collecteur (68).
  50. Centrale à béton transportable (10) selon l'une quelconque des revendications 6 à 49, caractérisée en ce qu'elle présente au moins un conteneur intermédiaire à liant (C12) pour l'entreposage de liant, lequel est de préférence posé sur au moins un conteneur de rehausse de malaxeur (C3).
  51. Centrale à béton transportable (10) selon la revendication 49 et la revendication 50, caractérisée en ce que le flexible d'alimentation (72) débouche dans l'au moins un conteneur intermédiaire à liant (C 12).
  52. Centrale à béton transportable (10) selon la revendication 50 ou la revendication 51, caractérisée en ce que l'au moins un conteneur intermédiaire de liant (C12) contient une trémie (74) débouchant dans une écluse à roue cellulaire (76) qui est disposée au-dessus d'une trémie pour liant (24) dans un conteneur de rehausse de malaxeur (C3).
  53. Centrale à béton transportable (10) selon la revendication 49 ou l'une quelconque des revendications 50 à 52, dans la mesure où elles font référence à la revendication 49, caractérisée en ce que le réservoir collecteur (68) et le compresseur (70) sont disposés dans la zone inférieure du conteneur silo (C7).
  54. Centrale à béton transportable (10) selon l'une quelconque des revendications précédentes, caractérisée en ce qu'elle présente des conteneurs silos à liant ou/et silos à additifs (C13) qui, dans l'état de fonctionnement, sont empilés parallèlement les uns sur les autres selon une orientation essentiellement horizontale.
  55. Centrale à béton transportable (10) selon la revendication 54, caractérisée en ce que les conteneurs silos à liant ou/et silos à additifs (C13) empilés parallèlement les uns sur les autres selon une orientation essentiellement horizontale présentent chacun des surfaces de plancher et de plafond amovibles.
  56. Centrale à béton transportable (10) selon la revendication 54 ou 55, caractérisée en ce qu'elle présente un conteneur de fermeture de silo (C13A) pouvant être divisé essentiellement en deux moitiés, lesquelles moitiés (C13A1, C13A2), dans l'état de fonctionnement, forment respectivement le conteneur le plus bas (C13A1) respectivement le conteneur le plus haut (C13A2) d'un groupe de conteneurs silos (C13) empilés parallèlement les uns sur les autres.
  57. Centrale à béton transportable (10) selon l'une quelconque des revendications 6 à 56, caractérisée en ce qu'au moins un réservoir intermédiaire à liant (84) pour l'entreposage de liant est disposé de préférence dans un conteneur de rehausse de malaxeur (C3).
  58. Centrale à béton transportable (10) selon la revendication 57, caractérisée en ce qu'un organe d'acheminement de liant (86), de préférence un transporteur de liant à vis sans fin, est disposé dans le conteneur de rehausse de malaxeur (C3) pour acheminer le liant à partir d'au moins un réservoir intermédiaire à liant (84) dans une trémie pour liant (24).
  59. Centrale à béton transportable (10) selon la revendication 57 ou la revendication 58, caractérisée en ce qu'elle est réalisée de façon à acheminer le liant et/ou des additifs à partir d'un conteneur silo (C7, C8, C13) et/ou d'un véhicule de transport dans un réservoir intermédiaire à liant (84) et/ou dans un conteneur intermédiaire de liant (C12), de préférence présente un dispositif transporteur à vis sans fin (18, 20, 22 ; 88) et/ou un dispositif d'alimentation sous pression (66).
  60. Centrale à béton transportable (10) selon l'une quelconque des revendications 4 à 59, caractérisée en ce que, dans l'état de fonctionnement de la centrale, un conteneur de malaxeur (C2) est posé respectivement, sur ses extrémités, sur au moins un autre conteneur (C1, C2, C3, C4, C5, C6, C7, C8, C9, C 10, C11, C12, C13) de telle façon que du béton peut être déversé à travers les lucarnes ouvrantes (L2a) afin de prélever du béton à partir du conteneur de malaxeur (C2) dans un camion (54) ou similaire en attente sous le conteneur de malaxeur (C2).
  61. Centrale à béton transportable (10) selon l'une quelconque des revendications 35 à 43, caractérisée par une rehausse de dosage destinées à agrandir la section de remplissage effective d'une trémie d'une unité de dosage d'un conteneur d'unité de dosage, et en ce que la rehausse de dosage est constituée d'un conteneur de rehausse de dosage (C6) qui peut être divisé en deux moitiés, dont les moitiés posées l'une à côté de l'autre sur l'unité de dosage prolongent vers le haut les parois obliques de la trémie à l'intérieur des moitiés par des tôles de chicane fixes (36) et pouvant basculer vers l'extérieur.
EP04014956A 1999-01-19 2000-01-19 Installation de mélange de béton avec conteneurs Revoked EP1520672B1 (fr)

Applications Claiming Priority (3)

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DE19901904A DE19901904A1 (de) 1999-01-19 1999-01-19 Container-Betonmischanlage
DE19901904 1999-01-19
EP00902619A EP1144168B1 (fr) 1999-01-19 2000-01-19 Installation de melange du beton avec conteneurs

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EP1520672A1 EP1520672A1 (fr) 2005-04-06
EP1520672B1 true EP1520672B1 (fr) 2006-12-13

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EP04014956A Revoked EP1520672B1 (fr) 1999-01-19 2000-01-19 Installation de mélange de béton avec conteneurs

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EP (2) EP1144168B1 (fr)
KR (1) KR100570264B1 (fr)
AT (2) ATE347984T1 (fr)
AU (1) AU757880B2 (fr)
DE (4) DE19901904A1 (fr)
DK (1) DK1520672T3 (fr)
MY (1) MY127676A (fr)
PL (1) PL193467B1 (fr)
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FR2756813A1 (fr) * 1996-12-09 1998-06-12 Giroud Gerard Installation de tapis roulants superposes permettant une translation longitudinale de chaque tapis
US6186654B1 (en) * 1999-02-23 2001-02-13 Guntert & Zimmerman Construction Division, Inc. Portable and modular batching and mixing plant for concrete and the like
WO2001014115A2 (fr) * 1999-08-23 2001-03-01 Lintec Gmbh & Co. Kg Installation de melange de beton

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2556578C2 (ru) * 2010-11-16 2015-07-10 Бэбиблум Хелткэа Б.В. Инкубатор
EP3712117B1 (fr) 2019-03-18 2021-07-28 Zippe GmbH u. Co. KG Installation de mélange destinée à la fabrication d'un mélange vitrifiable

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TW446612B (en) 2001-07-21
DE50010103D1 (en) 2005-05-25
DE50013871D1 (de) 2007-01-25
US6832851B1 (en) 2004-12-21
ATE347984T1 (de) 2007-01-15
EP1520672A1 (fr) 2005-04-06
MY127676A (en) 2006-12-29
DE19901904A1 (de) 2000-07-20
AU2438900A (en) 2000-08-07
ATE293527T1 (de) 2005-05-15
WO2000043178A3 (fr) 2000-11-30
AU757880B2 (en) 2003-03-13
WO2000043178A2 (fr) 2000-07-27
DE20023531U1 (de) 2004-09-02
EP1144168A2 (fr) 2001-10-17
DK1520672T3 (da) 2007-04-23
KR100570264B1 (ko) 2006-04-11
PL349764A1 (en) 2002-09-09
EP1144168B1 (fr) 2005-04-20
KR20010089607A (ko) 2001-10-06
PL193467B1 (pl) 2007-02-28

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