WO2019202179A1 - Asphalting machine - Google Patents
Asphalting machine Download PDFInfo
- Publication number
- WO2019202179A1 WO2019202179A1 PCT/ES2018/070316 ES2018070316W WO2019202179A1 WO 2019202179 A1 WO2019202179 A1 WO 2019202179A1 ES 2018070316 W ES2018070316 W ES 2018070316W WO 2019202179 A1 WO2019202179 A1 WO 2019202179A1
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- WIPO (PCT)
- Prior art keywords
- mixing drum
- machine according
- asphalt
- mixing
- asphalting
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
Definitions
- the present invention relates to an asphalting machine, which allows the resurfacing of potholes and the like on a road.
- Asphalt is commonly used in road construction. In the construction of an asphalt road, the asphalt components are mixed and applied as pavement on a road, and then pressed by a roller.
- a problem with roads is that they tend to deform and deteriorate due to exposure to weather agents, heavy vehicles, etc., causing bumps and deformations, which can affect driving safety.
- the mixing drum can be placed in a mixing position and in a supply position, in which the asphalt material is supplied for use.
- the burner can be placed in a use position and a rest position, where it is placed when the mixing drum is in its mixing position and in its supply position, respectively.
- these asphalting machines are susceptible to different improvements, as will be described herein.
- an objective of the present invention is to provide an improved asphalting machine with respect to conventional asphalting machines.
- the asphalting machine of the invention manages to solve the aforementioned drawbacks, presenting other advantages that will be described below.
- the asphalting machine according to the present invention comprises:
- a rotating mixing drum for mixing recovered asphalt or asphalt components that is provided with a mouth, said mixing drum being able to be placed in a mixing position, in which the recovered asphalt or asphalt components are mixed, and in a supply position, in which mixed asphalt is supplied through said mouth;
- a burner that can be placed in a position of use, where it is placed in front of the mouth of the mixing drum to heat the components of asphalt or recovered asphalt, and a resting position, in which it is displaced from the mouth of the mixing drum;
- the mixing drum comprises in its interior a plurality of mixing blades.
- said mixing drum advantageously comprises a heat reflective surface.
- An additional advantage is the improvement of energy efficiency, since the time required to reach the state of use of the mixture is considerably reduced. This is due both to the improvement of homogeneity by the number of mixing elements such as the increase in heat reflective surface.
- said mixing blades are arranged longitudinally with respect to the axis of rotation of said mixing drum.
- said mixing drum comprises a uniform machined raceway, said mixing drum being mounted on support rollers, which are in contact with said raceway.
- the asphalting machine comprises a conical fixing ring that links a shaft of rotation integral to the mixing drum with a toothed wheel that transmits the rotation to the mixing drum.
- This conical fixing ring prevents the creation of fatigue transmission slacks, while allowing the replacement of partial components in case of breakdown, and it is not necessary to replace the entire assembly.
- said mixing drum comprises return elements at the outlet of the mixing drum towards an exhaust chimney which, according to a preferred embodiment, are curved and are inclined mounted inside a bell.
- the asphalting machine according to the present invention comprises advantageously a single bed on which all the machine components are mounted.
- a single bench allows, on a logistic level, that the transport be carried out on a self-supporting trailer, or that it be disassembled and carried out on a conventional vehicle. At the same time, if an intervention is necessary, it allows the complete disassembly and manipulation of the machine as a single functional unit.
- the asphalting machine according to the present invention comprises a drainage surface, which allows the evacuation in case of accidental loss of the machine's power circuits, and also allows the evacuation of rainwater or water resulting from the cleaning processes
- a trailer on which the bench is mounted preferably comprises a movable rear cross member, for example, in a telescopic manner, which allows the size of the rear overhang of the machine to be adapted to distances approved for circulation.
- said burner is a burner with control means, for example, a software, for two modes of operation: a start mode and a temperature maintenance mode, which allows its operation to be regulated, for example, by means of a control software .
- control means for example, a software
- start mode for two modes of operation: a start mode and a temperature maintenance mode, which allows its operation to be regulated, for example, by means of a control software .
- the asphalting machine comprises an autonomous power supply, for example, a generator set, and also comprises a control panel for the management of the operation of the machine, also allowing the management of alarms and centralized maneuver in said control panel.
- an autonomous power supply for example, a generator set
- a control panel for the management of the operation of the machine, also allowing the management of alarms and centralized maneuver in said control panel.
- the asphalting machine according to the present invention may also comprise a reservoir of variable capacity to house a bituminous emulsion that is used to prepare the surfaces where the new asphalt is to be applied in order to avoid the detachment of the new material provided. He The tank will incorporate a pump to drive the material and a contribution element on the application surface.
- Figure 1 is a perspective view of the rear part of the asphalting machine according to the present invention.
- Figure 2 is a front perspective view of the mixing drum of the asphalting machine according to the present invention supported on support rollers;
- Figure 3 is a rear perspective view of the mixing drum of the asphalting machine according to the present invention with its connection to a drive motor;
- Figure 4 is a cross-sectional view of a support roller for supporting the mixing drum of the asphalting machine according to the present invention
- Figure 5 is a longitudinal sectional view of the rear support of the asphalting machine mixing drum according to a present invention.
- Figure 6 is a perspective view in longitudinal section of the mixing drum of the asphalting machine according to the present invention.
- Figure 7 is a perspective view of the forwarding elements mounted inside the mixing drum of the asphalting machine according to the present invention
- Y Figure 8 is a perspective view of the bench where all the machine components according to the present invention are mounted.
- the asphalting machine comprises a mixing drum 1 that is rotatable for mixing recovered asphalt or asphalt components and is provided with a mouth 11. Asphalt components they are mixed in case of new asphalt, and recovered asphalt in case the asphalt recovered from the pavement to be repaired is reconditioned and rejuvenated.
- the mixing drum 1 can be placed in a mixing position, in which the recovered asphalt or asphalt components are mixed, and in a delivery position, in which mixed asphalt is supplied through said mouth 1 1.
- Figure 1 shows the mixing drum 1 in its mixing position.
- the asphalting machine according to the present invention also comprises a burner 2 that can be placed in a use position, where it is placed in front of the mouth 11 of the mixing drum 1 to heat the recovered asphalt or asphalt components, shown in Figure 1, and a resting position, in which it is displaced from the mouth 1 1 of the mixing drum 1.
- the recovered asphalt or asphalt components are placed inside the mixing drum 1, mixing to obtain asphalt for the asphalting of a road, for example.
- the burner 2 provides heat inside the mixing drum 1.
- the asphalt is supplied to the outside of the mixing drum 1, placing the mixing drum 1 in its supply position.
- the mouth 1 1 of the mixing drum 1 may comprise a ramp 14.
- said mixing drum 1 comprises a raceway 3 around the mouth 11 of the mixing drum 1. Said raceway is machined and uniform. Said raceway 3 rests on support rollers 4 ( Figure 4), which comprise bearings 8 inside, which are rotatable about an axis 9.
- said mixing drum 1 is supported at its rear part by means of a conical fixing ring 5, which is surrounded by a toothed crown 9 integral with rotation with an axis 10. Furthermore, this support Rear of the mixing drum comprises a bearing support 51.
- the rotation of the mixing drum 1 is carried out by means of a motor 15, shown in figure 3, and a transmission chain 16, which meshes with a cogwheel 17 integral with rotation with said fixing ring 5.
- the conical fixing ring 5 serves to link the rotation axis 10 welded to the drum 1 with the sprocket 17, which is responsible for transmitting the rotation to the drum 1.
- Said motor 15 is preferably powered by an autonomous power source, for example, a generator set.
- Figure 6 shows the inside of the mixing drum 1, which comprises a plurality of mixing blades 12 that extend longitudinally inside the mixing drum 1 with respect to the longitudinal axis of the machine.
- the mixing drum 1 also comprises mixing blades 12 placed on its rear wall.
- the mixing drum 1 also comprises in its interior a heat-reflecting surface 13, of a suitable reflective material, to provide an improved mixture together with said mixing blades 12.
- the mixing drum 1 comprises in its rear part forwarding elements 13 placed inside a bell 14, said forwarding elements 13 being curved and being inclined in said bell 14.
- Figure 8 shows a single bed 6, on which the components of the asphalting machine according to the present invention are placed.
- said bed 6, and the corresponding machine components are mounted on a trailer 20 provided with wheels ( Figure 1), the trailer 20 comprising at its rear a rear cross member 62, movable with respect to the trailer 20, for example , in a telescopic way.
- the asphalting machine comprises a drainage surface 61 in said trailer 20, which allows the evacuation in case of accidental loss of the machine's power circuits, and also allows the evacuation of rainwater or water resulting from the processes cleaning.
- the asphalting machine may also comprise a tank of varying capacity to house a bituminous emulsion that is used to prepare the surfaces where the new asphalt is to be applied in order to avoid the release of the new material contributed.
- the tank will incorporate a pump for the delivery of the material and a contribution element on the application surface.
Abstract
The invention relates to an asphalting machine comprising: a rotary mixing drum (1) for mixing components of asphalt or recovered asphalt, which is provided with a mouth (11), it being possible to put the mixing drum (1) in a mixing position in which the components of asphalt or recovered asphalt are mixed, and in a supply position in which mixed asphalt is supplied through said mouth (11); and a burner (2) that can be put in a use position in which same is placed opposite the mouth (11) of the mixing drum (1) to heat the components of asphalt or recovered asphalt, and a rest position in which same is placed away from the mouth (11) of the mixing drum (1), wherein the mixing drum (1) contains a plurality of mixing blades (12). The asphalting machine allows the quality of the resulting mixture to be modified, thereby achieving a more homogeneous product.
Description
MÁQUINA DE ASFALTADO DESCRIPCIÓN ASPHALT MACHINE DESCRIPTION
La presente invención se refiere a una máquina de asfaltado, que permite el reasfaltado de baches y similares en una carretera. The present invention relates to an asphalting machine, which allows the resurfacing of potholes and the like on a road.
Antecedentes de la invención Background of the invention
El asfalto se utiliza comúnmente en la construcción de carreteras. En la construcción de una carretera asfaltada, los componentes del asfalto se mezclan y se aplican como pavimento sobre una carretera, y después se presionan mediante una apisonadora. Asphalt is commonly used in road construction. In the construction of an asphalt road, the asphalt components are mixed and applied as pavement on a road, and then pressed by a roller.
Un problema de las carreteras es que tienden a deformarse y a deteriorarse debido a la exposición a agentes climáticos, vehículos pesados, etc., provocando baches y deformaciones, que pueden afectar a la seguridad en la conducción. A problem with roads is that they tend to deform and deteriorate due to exposure to weather agents, heavy vehicles, etc., causing bumps and deformations, which can affect driving safety.
En consecuencia, una carretera asfaltada debe mantenerse y reasfaltarse de nuevo regularmente. Consequently, a paved road must be maintained and reassembled regularly again.
El reasfaltado de una carretera habitualmente es caro y presenta el inconveniente de que consume mucho tiempo y mano de obra, debiendo retirar el asfalto gastado y colocar asfalto nuevo. The resurfacing of a road is usually expensive and has the disadvantage that it consumes a lot of time and labor, having to remove the spent asphalt and place new asphalt.
Para intentar solucionar estos inconvenientes es conocido el uso de máquinas de asfaltado que comprenden un tambor de mezcla en el que se introducen los componentes del asfalto y un quemador, que calienta dichos componentes durante la mezcla. In order to try to solve these inconveniences, it is known to use asphalting machines that comprise a mixing drum in which the asphalt components and a burner are introduced, which heats said components during mixing.
El tambor de mezcla se puede colocar en una posición de mezcla y en una posición de suministro, en la que se suministra el material de asfalto para su uso. A su vez, el quemador puede colocarse en una posición de uso y una posición de reposo, en las que se coloca cuando el tambor de mezcla está en su posición de mezcla y en su posición de suministro, respectivamente.
Sin embargo, estas máquinas de asfaltado son susceptibles de diferentes mejoras, tal como se describirá en la presente memoria descriptiva. The mixing drum can be placed in a mixing position and in a supply position, in which the asphalt material is supplied for use. In turn, the burner can be placed in a use position and a rest position, where it is placed when the mixing drum is in its mixing position and in its supply position, respectively. However, these asphalting machines are susceptible to different improvements, as will be described herein.
Por lo tanto, un objetivo de la presente invención es proporcionar una máquina de asfaltado mejorada respecto a las máquinas de asfaltado convencionales. Therefore, an objective of the present invention is to provide an improved asphalting machine with respect to conventional asphalting machines.
Descripción de la invención Description of the invention
Con la máquina de asfaltado de la invención se consiguen resolver los inconvenientes citados, presentando otras ventajas que se describirán a continuación. The asphalting machine of the invention manages to solve the aforementioned drawbacks, presenting other advantages that will be described below.
La máquina de asfaltado de acuerdo con la presente invención comprende: The asphalting machine according to the present invention comprises:
- un tambor de mezcla giratorio para el mezclado de componentes de asfalto o asfalto recuperado que está provisto de una boca, pudiéndose colocar dicho tambor de mezcla en una posición de mezcla, en la que se mezclan los componentes de asfalto o asfalto recuperado, y en una posición de suministro, en la que se suministra asfalto mezclado a través de dicha boca; - a rotating mixing drum for mixing recovered asphalt or asphalt components that is provided with a mouth, said mixing drum being able to be placed in a mixing position, in which the recovered asphalt or asphalt components are mixed, and in a supply position, in which mixed asphalt is supplied through said mouth;
- un quemador que se puede colocar en una posición de uso, en la que se coloca frente a la boca del tambor de mezcla para calentar los componentes de asfalto o asfalto recuperado, y una posición de reposo, en la que está desplazado de la boca del tambor de mezcla; - a burner that can be placed in a position of use, where it is placed in front of the mouth of the mixing drum to heat the components of asphalt or recovered asphalt, and a resting position, in which it is displaced from the mouth of the mixing drum;
y se caracterizada por que el tambor de mezcla comprende en su interior una pluralidad de palas de mezcla. and characterized in that the mixing drum comprises in its interior a plurality of mixing blades.
Además, dicho tambor de mezcla comprende ventajosamente una superficie reflectante de calor. Furthermore, said mixing drum advantageously comprises a heat reflective surface.
La presencia de esta pluralidad de palas de mezcla permite modificar la calidad de la mezcla resultante, consiguiendo una mayor homogeneidad del producto. The presence of this plurality of mixing blades makes it possible to modify the quality of the resulting mixture, achieving greater homogeneity of the product.
Una ventaja adicional es la mejora de la eficiencia energética, pues el tiempo necesario para alcanzar el estado de utilización de la mezcla se reduce considerablemente. Esto se debe tanto a la mejora de homogeneidad por el número
de elementos de mezcla como al incremento de la superficie reflectante de calor. An additional advantage is the improvement of energy efficiency, since the time required to reach the state of use of the mixture is considerably reduced. This is due both to the improvement of homogeneity by the number of mixing elements such as the increase in heat reflective surface.
Además de la mencionada mejora de la eficiencia energética, se consigue una reducción de las emisiones de gases de combustión y se incrementa la capacidad de producción horaria de la máquina. In addition to the aforementioned improvement in energy efficiency, a reduction in combustion gas emissions is achieved and the machine's hourly production capacity is increased.
De acuerdo con una realización preferida, dichas palas de mezcla están dispuestas longitudinalmente respecto al eje de rotación de dicho tambor de mezcla. According to a preferred embodiment, said mixing blades are arranged longitudinally with respect to the axis of rotation of said mixing drum.
Ventajosamente, dicho tambor de mezcla comprende una pista de rodadura mecanizada uniforme, estando dicho tambor de mezcla montado sobre unos rodillos de soporte, que están en contacto con dicha pista de rodadura. Advantageously, said mixing drum comprises a uniform machined raceway, said mixing drum being mounted on support rollers, which are in contact with said raceway.
Con esta pista de rodadura mecanizada se consigue una superficie de rodadura uniforme, minimizando el desgaste prematuro de los rodillos de soporte e incrementando la durabilidad de los rodamientos de los rodillos. With this mechanized raceway, a uniform rolling surface is achieved, minimizing premature wear of the support rollers and increasing the durability of the roller bearings.
Además, ventajosamente, la máquina de asfaltado comprende un anillo de fijación cónico que vincula un eje de rotación solidario al tambor de mezcla con una rueda dentada que transmite el giro al tambor de mezcla. Este anillo de fijación cónico impide la creación de holguras en la transmisión por fatiga, al tiempo que permite la sustitución de componentes parciales en caso de avería, no siendo necesario sustituir todo el conjunto. Furthermore, advantageously, the asphalting machine comprises a conical fixing ring that links a shaft of rotation integral to the mixing drum with a toothed wheel that transmits the rotation to the mixing drum. This conical fixing ring prevents the creation of fatigue transmission slacks, while allowing the replacement of partial components in case of breakdown, and it is not necessary to replace the entire assembly.
Preferiblemente, dicho tambor de mezcla comprende unos elementos de reenvío en la salida del tambor de mezcla hacia una chimenea de escape que, según una realización preferida, son curvados y están montados inclinados en el interior de una campana. Preferably, said mixing drum comprises return elements at the outlet of the mixing drum towards an exhaust chimney which, according to a preferred embodiment, are curved and are inclined mounted inside a bell.
La introducción de estos elementos de reenvío en el tambor de mezcla se realiza para evitar la presencia de residuos en la chimenea de escape, reduciéndose las emisiones. The introduction of these forwarding elements in the mixing drum is carried out to avoid the presence of debris in the exhaust chimney, reducing emissions.
La máquina de asfaltado de acuerdo con la presente invención comprende
ventajosamente una única bancada sobre la que están montados todos los componentes de la máquina. The asphalting machine according to the present invention comprises advantageously a single bed on which all the machine components are mounted.
El uso de una única bancada permite, a nivel logístico, que el transporte se realice sobre un remolque autoportante, o que se desmonte y se realice sobre un vehículo convencional. Al mismo tiempo, en caso de ser necesaria una intervención, permite el desmontaje completo y la manipulación de la máquina como una única unidad funcional. The use of a single bench allows, on a logistic level, that the transport be carried out on a self-supporting trailer, or that it be disassembled and carried out on a conventional vehicle. At the same time, if an intervention is necessary, it allows the complete disassembly and manipulation of the machine as a single functional unit.
Ventajosamente, la máquina de asfaltado de acuerdo con la presente invención comprende una superficie de drenaje, que permite la evacuación en caso de pérdida accidental de los circuitos de alimentación de la máquina, y también permite la evacuación de agua de lluvia o agua resultante de los procesos de limpieza. Advantageously, the asphalting machine according to the present invention comprises a drainage surface, which allows the evacuation in case of accidental loss of the machine's power circuits, and also allows the evacuation of rainwater or water resulting from the cleaning processes
Además, un remolque sobre el que está montado la bancada comprende preferentemente un travesaño trasero desplazable, por ejemplo, de manera telescópica, que permite adaptar la dimensión del voladizo trasero de la máquina a distancias homologadas para su circulación. In addition, a trailer on which the bench is mounted preferably comprises a movable rear cross member, for example, in a telescopic manner, which allows the size of the rear overhang of the machine to be adapted to distances approved for circulation.
Ventajosamente, dicho quemador es un quemador con medios de control, por ejemplo, un software, para dos modos de funcionamiento: un modo de arranque y un modo de mantenimiento de temperatura, que permite regular su funcionamiento, por ejemplo, mediante un software de control. Advantageously, said burner is a burner with control means, for example, a software, for two modes of operation: a start mode and a temperature maintenance mode, which allows its operation to be regulated, for example, by means of a control software .
Además, la máquina de asfaltado de acuerdo con la presente invención comprende una fuente de alimentación autónoma, por ejemplo, un grupo electrógeno, y también comprende un panel de control para la gestión del funcionamiento de la máquina, permitiendo también la gestión de alarmas y de maniobra centralizada en dicho panel de control. In addition, the asphalting machine according to the present invention comprises an autonomous power supply, for example, a generator set, and also comprises a control panel for the management of the operation of the machine, also allowing the management of alarms and centralized maneuver in said control panel.
La máquina de asfaltado de acuerdo con la presente invención también puede comprender un depósito de capacidad variable para albergar una emulsión bituminosa que se emplea para preparar las superficies donde se ha de aplicar el nuevo asfalto a efectos de evitar el desprendimiento del nuevo material aportado. El
depósito incorporará una bomba para la impulsión del material y un elemento de aportación sobre la superficie de aplicación. The asphalting machine according to the present invention may also comprise a reservoir of variable capacity to house a bituminous emulsion that is used to prepare the surfaces where the new asphalt is to be applied in order to avoid the detachment of the new material provided. He The tank will incorporate a pump to drive the material and a contribution element on the application surface.
Breve descripción de los dibujos Brief description of the drawings
Para mejor comprensión de cuanto se ha expuesto, se acompañan unos dibujos en los que, esquemáticamente y tan sólo a título de ejemplo no limitativo, se representa un caso práctico de realización. For a better understanding of how much has been exposed, some drawings are attached in which, schematically and only by way of non-limiting example, a practical case of realization is represented.
La figura 1 es una vista en perspectiva de la parte trasera de la máquina de asfaltado de acuerdo con la presente invención; Figure 1 is a perspective view of the rear part of the asphalting machine according to the present invention;
La figura 2 es una vista en perspectiva delantera del tambor de mezcla de la máquina de asfaltado de acuerdo con la presente invención apoyado sobre unos rodillos de soporte; Figure 2 is a front perspective view of the mixing drum of the asphalting machine according to the present invention supported on support rollers;
La figura 3 es una vista en perspectiva trasera del tambor de mezcla de la máquina de asfaltado de acuerdo con la presente invención con su conexión a un motor de accionamiento; Figure 3 is a rear perspective view of the mixing drum of the asphalting machine according to the present invention with its connection to a drive motor;
La figura 4 es una vista en sección transversal de un rodillo de soporte para soportar el tambor de mezcla de la máquina de asfaltado de acuerdo con la presente invención; Figure 4 is a cross-sectional view of a support roller for supporting the mixing drum of the asphalting machine according to the present invention;
La figura 5 es una vista en sección longitudinal del soporte trasero del tambor de mezcla de la máquina de asfaltado de acuerdo con una presente invención; Figure 5 is a longitudinal sectional view of the rear support of the asphalting machine mixing drum according to a present invention;
La figura 6 es una vista en perspectiva en sección longitudinal del tambor de mezcla de la máquina de asfaltado de acuerdo con la presente invención; Figure 6 is a perspective view in longitudinal section of the mixing drum of the asphalting machine according to the present invention;
La figura 7 es una vista en perspectiva de los elementos de reenvío montados en el interior del tambor de mezcla de la máquina de asfaltado de acuerdo con la presente invención; y
La figura 8 es una vista en perspectiva de la bancada donde se montan todos los componentes de la máquina de acuerdo con la presente invención. Figure 7 is a perspective view of the forwarding elements mounted inside the mixing drum of the asphalting machine according to the present invention; Y Figure 8 is a perspective view of the bench where all the machine components according to the present invention are mounted.
Descripción de una realización preferida Description of a preferred embodiment
Tal como se muestra en la figura 1 , la máquina de asfaltado de acuerdo con la presente invención comprende un tambor de mezcla 1 que es giratorio para el mezclado de componentes de asfalto o asfalto recuperado y que está provisto de una boca 11. Componentes de asfalto se mezclan en caso de nuevo asfalto, y asfalto recuperado en caso de que se reacondicione y se rejuvenezca el asfalto recuperado de pavimento a reparar. As shown in Figure 1, the asphalting machine according to the present invention comprises a mixing drum 1 that is rotatable for mixing recovered asphalt or asphalt components and is provided with a mouth 11. Asphalt components they are mixed in case of new asphalt, and recovered asphalt in case the asphalt recovered from the pavement to be repaired is reconditioned and rejuvenated.
El tambor de mezcla 1 se puede colocar en una posición de mezcla, en la que se mezclan los componentes de asfalto o asfalto recuperado, y en una posición de suministro, en la que se suministra asfalto mezclado a través de dicha boca 1 1. En la figura 1 se muestra el tambor de mezcla 1 en su posición de mezcla. The mixing drum 1 can be placed in a mixing position, in which the recovered asphalt or asphalt components are mixed, and in a delivery position, in which mixed asphalt is supplied through said mouth 1 1. In Figure 1 shows the mixing drum 1 in its mixing position.
La máquina de asfaltado de acuerdo con la presente invención también comprende un quemador 2 que se puede colocar en una posición de uso, en la que se coloca frente a la boca 11 del tambor de mezcla 1 para calentar los componentes de asfalto o asfalto recuperado, mostrada en la figura 1 , y una posición de reposo, en la que está desplazado de la boca 1 1 del tambor de mezcla 1. The asphalting machine according to the present invention also comprises a burner 2 that can be placed in a use position, where it is placed in front of the mouth 11 of the mixing drum 1 to heat the recovered asphalt or asphalt components, shown in Figure 1, and a resting position, in which it is displaced from the mouth 1 1 of the mixing drum 1.
Para su funcionamiento, los componentes de asfalto o asfalto recuperado se colocan en el interior del tambor de mezcla 1 mezclándose para obtener asfalto para el asfaltado de una carretera, por ejemplo. Para la mezcla, el quemador 2 proporciona calor al interior del tambor de mezcla 1. Una vez mezclado, el asfalto es suministrado al exterior del tambor de mezcla 1 , colocando el tambor de mezcla 1 en su posición de suministro. Para ello, la boca 1 1 del tambor de mezcla 1 puede comprender una rampa 14. For its operation, the recovered asphalt or asphalt components are placed inside the mixing drum 1, mixing to obtain asphalt for the asphalting of a road, for example. For mixing, the burner 2 provides heat inside the mixing drum 1. Once mixed, the asphalt is supplied to the outside of the mixing drum 1, placing the mixing drum 1 in its supply position. For this, the mouth 1 1 of the mixing drum 1 may comprise a ramp 14.
Tal como se ha descrito anteriormente, la máquina de asfaltado de acuerdo con la presente invención incluye una pluralidad de mejoras, que se describirán a continuación.
Tal como se aprecia en la figura 2, dicho tambor de mezcla 1 comprende una pista de rodadura 3 alrededor de la boca 11 del tambor de mezcla 1. Dicha pista de rodadura está mecanizada y es uniforme. Dicha pista de rodadura 3 se apoya sobre unos rodillos de soporte 4 (figura 4), que comprenden unos rodamientos 8 en su interior, que son giratorios alrededor de un eje 9. As described above, the asphalting machine according to the present invention includes a plurality of improvements, which will be described below. As can be seen in Figure 2, said mixing drum 1 comprises a raceway 3 around the mouth 11 of the mixing drum 1. Said raceway is machined and uniform. Said raceway 3 rests on support rollers 4 (Figure 4), which comprise bearings 8 inside, which are rotatable about an axis 9.
Tal como se aprecia en las figuras 3 y 5, dicho tambor de mezcla 1 está soportado en su parte trasera mediante un anillo de fijación cónico 5, que está rodeado por una corona dentada 9 solidaria en rotación con un eje 10. Además, este soporte trasero del tambor de mezcla comprende un soporte de rodamiento 51. As can be seen in figures 3 and 5, said mixing drum 1 is supported at its rear part by means of a conical fixing ring 5, which is surrounded by a toothed crown 9 integral with rotation with an axis 10. Furthermore, this support Rear of the mixing drum comprises a bearing support 51.
El accionamiento de la rotación del tambor de mezcla 1 se realiza mediante un motor 15, mostrado en la figura 3, y una cadena de transmisión 16, que engrana con una rueda dentada 17 solidaria en rotación con dicho anillo de fijación 5. The rotation of the mixing drum 1 is carried out by means of a motor 15, shown in figure 3, and a transmission chain 16, which meshes with a cogwheel 17 integral with rotation with said fixing ring 5.
El anillo de fijación cónico 5 sirve para vincular el eje de rotación 10 soldado al tambor 1 con la rueda dentada 17, que es la encargada de transmitir el giro al tambor 1. The conical fixing ring 5 serves to link the rotation axis 10 welded to the drum 1 with the sprocket 17, which is responsible for transmitting the rotation to the drum 1.
Dicho motor 15 está preferentemente alimentado mediante una fuente de alimentación autónoma, por ejemplo, un grupo electrógeno. Said motor 15 is preferably powered by an autonomous power source, for example, a generator set.
En la figura 6 se muestra el interior del tambor de mezcla 1 , que comprende una pluralidad de palas de mezcla 12 que se extienden longitudinalmente en el interior del tambor de mezcla 1 respecto al eje longitudinal de la máquina. Además, el tambor de mezcla 1 también comprende unas palas de mezcla 12 colocadas en su pared trasera. Figure 6 shows the inside of the mixing drum 1, which comprises a plurality of mixing blades 12 that extend longitudinally inside the mixing drum 1 with respect to the longitudinal axis of the machine. In addition, the mixing drum 1 also comprises mixing blades 12 placed on its rear wall.
El tambor de mezcla 1 también comprende en su interior una superficie 13 reflectante del calor, de un material reflectante adecuado, para proporcionar una mezcla mejorada junto con dichas palas de mezcla 12. The mixing drum 1 also comprises in its interior a heat-reflecting surface 13, of a suitable reflective material, to provide an improved mixture together with said mixing blades 12.
De esta manera, se mejora la eficiencia energética, reduciendo el tiempo necesario para alcanzar el estado de utilización de la mezcla, gracias a la mejora de
homogeneidad por el número de elementos de mezcla como al incremento de la superficie reflectante de calor. In this way, energy efficiency is improved, reducing the time needed to reach the state of use of the mixture, thanks to the improvement of homogeneity by the number of mixing elements as to the increase of the heat reflecting surface.
Para reducir los residuos, el tambor de mezcla 1 comprende en su parte trasera unos elementos de reenvío 13 colocados en el interior de una campana 14, siendo dichos elementos de reenvío 13 curvados y estando colocados inclinados en dicha campana 14. In order to reduce the waste, the mixing drum 1 comprises in its rear part forwarding elements 13 placed inside a bell 14, said forwarding elements 13 being curved and being inclined in said bell 14.
La figura 8 muestra una única bancada 6, sobre la que están colocados los componentes de la máquina de asfaltado de acuerdo con la presente invención. Figure 8 shows a single bed 6, on which the components of the asphalting machine according to the present invention are placed.
Debe indicarse que dicha bancada 6, y los componentes correspondientes de la máquina, están montados sobre un remolque 20 provisto de ruedas (figura 1), comprendiendo el remolque 20 en su parte trasera un travesaño trasero 62, desplazable respecto al remolque 20, por ejemplo, de manera telescópica. It should be noted that said bed 6, and the corresponding machine components, are mounted on a trailer 20 provided with wheels (Figure 1), the trailer 20 comprising at its rear a rear cross member 62, movable with respect to the trailer 20, for example , in a telescopic way.
Además, la máquina de asfaltado comprende una superficie de drenaje 61 en dicho remolque 20, que permite la evacuación en caso de pérdida accidental de los circuitos de alimentación de la máquina, y también permite la evacuación de agua de lluvia o agua resultante de los procesos de limpieza. In addition, the asphalting machine comprises a drainage surface 61 in said trailer 20, which allows the evacuation in case of accidental loss of the machine's power circuits, and also allows the evacuation of rainwater or water resulting from the processes cleaning.
Debe indicarse que la máquina de asfaltado de acuerdo con la presente invención también puede comprender un depósito de capacidad variable para albergar una emulsión bituminosa que se emplea para preparar las superficies donde se ha de aplicar el nuevo asfalto a efectos de evitar el desprendimiento del nuevo material aportado. El depósito incorporará una bomba para la impulsión del material y un elemento de aportación sobre la superficie de aplicación. It should be noted that the asphalting machine according to the present invention may also comprise a tank of varying capacity to house a bituminous emulsion that is used to prepare the surfaces where the new asphalt is to be applied in order to avoid the release of the new material contributed. The tank will incorporate a pump for the delivery of the material and a contribution element on the application surface.
A pesar de que se ha hecho referencia a una realización concreta de la invención, es evidente para un experto en la materia que la máquina de asfaltado descrita es susceptible de numerosas variaciones y modificaciones, y que todos los detalles mencionados pueden ser sustituidos por otros técnicamente equivalentes, sin apartarse del ámbito de protección definido por las reivindicaciones adjuntas.
Although reference has been made to a specific embodiment of the invention, it is apparent to one skilled in the art that the described asphalting machine is susceptible to numerous variations and modifications, and that all the mentioned details can be replaced by others technically equivalent, without departing from the scope of protection defined by the appended claims.
Claims
1. Máquina de asfaltado, que comprende: 1. Asphalting machine, comprising:
- un tambor de mezcla (1) giratorio para el mezclado de componentes de asfalto o asfalto recuperado que está provisto de una boca (1 1), pudiéndose colocar dicho tambor de mezcla (1) en una posición de mezcla, en la que se mezclan los componentes de asfalto o asfalto recuperado, y en una posición de suministro, en la que se suministra asfalto mezclado a través de dicha boca (1 1); - a rotating mixing drum (1) for mixing recovered asphalt or asphalt components which is provided with a mouth (1 1), said mixing drum (1) being able to be placed in a mixing position, in which they are mixed the components of recovered asphalt or asphalt, and in a supply position, in which mixed asphalt is supplied through said mouth (11);
- un quemador (2) que se puede colocar en una posición de uso, en la que se coloca frente a la boca (11) del tambor de mezcla (1) para calentar los componentes de asfalto o asfalto recuperado, y una posición de reposo, en la que está desplazado de la boca (11) del tambor de mezcla (1); - a burner (2) that can be placed in a position of use, in which it is placed in front of the mouth (11) of the mixing drum (1) to heat the recovered asphalt or asphalt components, and a rest position , in which it is displaced from the mouth (11) of the mixing drum (1);
caracterizada por que el tambor de mezcla (1) comprende en su interior una pluralidad de palas de mezcla (12). characterized in that the mixing drum (1) comprises in its interior a plurality of mixing blades (12).
2. Máquina de asfaltado de acuerdo con la reivindicación 1 , en la que dichas palas de mezcla (12) están dispuestas longitudinalmente respecto al eje de rotación de dicho tambor de mezcla (1). 2. Asphalting machine according to claim 1, wherein said mixing blades (12) are arranged longitudinally with respect to the axis of rotation of said mixing drum (1).
3. Máquina de asfaltado de acuerdo con la reivindicación 1 o 2, en la que dicho tambor de mezcla (1) comprende una superficie (13) reflectante de calor. 3. Asphalting machine according to claim 1 or 2, wherein said mixing drum (1) comprises a heat reflecting surface (13).
4. Máquina de asfaltado de acuerdo con la reivindicación 1 , en la que dicho tambor de mezcla (1) comprende una pista de rodadura (3) mecanizada uniforme. 4. Asphalting machine according to claim 1, wherein said mixing drum (1) comprises a uniform machined raceway (3).
5. Máquina de asfaltado de acuerdo con la reivindicación 4, en la que un extremo de dicho tambor de mezcla (1) está montado sobre unos rodillos de soporte (4), que están en contacto con dicha pista de rodadura (3). 5. Asphalting machine according to claim 4, wherein one end of said mixing drum (1) is mounted on support rollers (4), which are in contact with said raceway (3).
6. Máquina de asfaltado de acuerdo con la reivindicación 1 , que comprende un anillo de fijación cónico (5) que vincula un eje de rotación (10) solidario al tambor de mezcla (1) con una rueda dentada (17) que transmite el giro al tambor de mezcla (1). 6. Asphalting machine according to claim 1, comprising a conical fixing ring (5) that links a rotation shaft (10) integral to the mixing drum (1) with a gear wheel (17) that transmits the rotation to the mixing drum (1).
7. Máquina de asfaltado de acuerdo con la reivindicación 1 , en la que dicho tambor
de mezcla (1) comprende unos elementos de reenvío (13) en la salida del tambor de mezcla (1) hacia una chimenea de escape. 7. Asphalting machine according to claim 1, wherein said drum Mixing (1) comprises a transfer elements (13) at the outlet of the mixing drum (1) towards an exhaust chimney.
8. Máquina de asfaltado de acuerdo con la reivindicación 7, en la que dichos elementos de reenvío (13) son curvados y están montados inclinados en el interior de una campana (14). 8. Asphalting machine according to claim 7, wherein said forwarding elements (13) are curved and are inclined mounted inside a bell (14).
9. Máquina de asfaltado de acuerdo con la reivindicación 1 , que comprende una única bancada (6) sobre la que están montados todos los componentes de la máquina. 9. Asphalting machine according to claim 1, comprising a single bed (6) on which all machine components are mounted.
10. Máquina de asfaltado de acuerdo con la reivindicación 9, que comprende una superficie de drenaje (61). 10. Asphalting machine according to claim 9, comprising a drainage surface (61).
1 1. Máquina de asfaltado de acuerdo con la reivindicación 9, que comprende un travesaño trasero (62) desplazable, por ejemplo, de manera telescópica. 1 1. Asphalting machine according to claim 9, comprising a movable rear cross member (62), for example, telescopically.
12. Máquina de asfaltado de acuerdo con la reivindicación 1 , en la que dicho quemador (2) es un quemador con medios de control para dos modos de funcionamiento: un modo de arranque y un modo de mantenimiento de temperatura. 12. Asphalting machine according to claim 1, wherein said burner (2) is a burner with control means for two modes of operation: a start mode and a temperature maintenance mode.
13. Máquina de asfaltado de acuerdo con una cualquiera de las reivindicaciones anteriores, que comprende una fuente de alimentación autónoma. 13. Asphalting machine according to any one of the preceding claims, comprising an autonomous power supply.
14. Máquina de asfaltado de acuerdo con una cualquiera de las reivindicaciones anteriores, que comprende un panel de control (7) para la gestión del funcionamiento de la máquina. 14. Asphalting machine according to any one of the preceding claims, comprising a control panel (7) for managing the operation of the machine.
15. Máquina de asfaltado de acuerdo con una cualquiera de las reivindicaciones anteriores, que comprende un depósito de capacidad variable, que comprende una bomba de impulsión y un elemento de aportación.
15. Asphalting machine according to any one of the preceding claims, comprising a tank of variable capacity, comprising a pump and a supply element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/ES2018/070316 WO2019202179A1 (en) | 2018-04-20 | 2018-04-20 | Asphalting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/ES2018/070316 WO2019202179A1 (en) | 2018-04-20 | 2018-04-20 | Asphalting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2019202179A1 true WO2019202179A1 (en) | 2019-10-24 |
Family
ID=68239471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/ES2018/070316 WO2019202179A1 (en) | 2018-04-20 | 2018-04-20 | Asphalting machine |
Country Status (1)
| Country | Link |
|---|---|
| WO (1) | WO2019202179A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4089508A (en) * | 1976-02-18 | 1978-05-16 | Alliance Industries, Inc. | Method of processing bituminous paving mixtures and apparatus therefor |
| US4240754A (en) * | 1978-01-23 | 1980-12-23 | Mendenhall Robert Lamar | Asphaltic concrete patch mixing and heating apparatus and method |
| GB2234052A (en) * | 1988-06-14 | 1991-01-23 | Nikko Kk | Aggregate dryer |
| US5083870A (en) * | 1991-01-18 | 1992-01-28 | Sindelar Robert A | Asphalt plant with segmented drum and zonal heating |
| WO2016044738A1 (en) * | 2014-09-18 | 2016-03-24 | Reeves Enterprises, Inc. | Mobile mixing devices, systems, and related methods |
-
2018
- 2018-04-20 WO PCT/ES2018/070316 patent/WO2019202179A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4089508A (en) * | 1976-02-18 | 1978-05-16 | Alliance Industries, Inc. | Method of processing bituminous paving mixtures and apparatus therefor |
| US4240754A (en) * | 1978-01-23 | 1980-12-23 | Mendenhall Robert Lamar | Asphaltic concrete patch mixing and heating apparatus and method |
| GB2234052A (en) * | 1988-06-14 | 1991-01-23 | Nikko Kk | Aggregate dryer |
| US5083870A (en) * | 1991-01-18 | 1992-01-28 | Sindelar Robert A | Asphalt plant with segmented drum and zonal heating |
| WO2016044738A1 (en) * | 2014-09-18 | 2016-03-24 | Reeves Enterprises, Inc. | Mobile mixing devices, systems, and related methods |
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