EP1006758A1 - Movable microwave heating device - Google Patents

Movable microwave heating device Download PDF

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Publication number
EP1006758A1
EP1006758A1 EP99120247A EP99120247A EP1006758A1 EP 1006758 A1 EP1006758 A1 EP 1006758A1 EP 99120247 A EP99120247 A EP 99120247A EP 99120247 A EP99120247 A EP 99120247A EP 1006758 A1 EP1006758 A1 EP 1006758A1
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EP
European Patent Office
Prior art keywords
heating device
microwave radiation
radiation source
waveguide
waveguides
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.)
Withdrawn
Application number
EP99120247A
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German (de)
French (fr)
Inventor
Horst Linn
Jürgen Suhm
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.)
Linn High Therm GmbH
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Linn High Therm GmbH
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Filing date
Publication date
Application filed by Linn High Therm GmbH filed Critical Linn High Therm GmbH
Publication of EP1006758A1 publication Critical patent/EP1006758A1/en
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/78—Arrangements for continuous movement of material
    • 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
    • E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
    • E01C23/14—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces for heating or drying foundation, paving, or materials thereon, e.g. paint
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
    • H05B2206/04—Heating using microwaves
    • H05B2206/046—Microwave drying of wood, ink, food, ceramic, sintering of ceramic, clothes, hair

Definitions

  • the invention relates to a heating device with at least a microwave radiation source and with an associated one Radiation emission device.
  • the known heating devices of the type mentioned above are trained stationary. They are used, for example, for heating or for drying a certain good.
  • the invention has for its object a To create a heater of the type mentioned is not only applicable stationary.
  • This task is at the beginning of a heating device mentioned type according to the invention solved in that the at least one microwave radiation source and the associated radiation emission device on a mobile Base are provided.
  • this mobile base it can are, for example, a structure similar to a trailer, that can be moved with the aid of a towing vehicle, it is however, it is also possible that with the invention
  • the base is self-propelled self-propelled heater can be similar, for example be trained like a self-propelled lawn mower or the like.
  • the mobile base of the Heating device according to the invention rail-bound is movable.
  • This Energy supply system can e.g. an internal combustion engine have coupled to an electric generator is that for the at least one microwave radiation source required electrical energy to be available regardless of location.
  • the Radiation emission device at least one elongated Have waveguides. It is preferred in such a case Heating device according to the invention of the latter kind if at least one pair of waveguides in the longitudinal direction the mobile base and close together are provided. To with such a heater the last-mentioned type an optimal use of the To achieve microwave heating energy, it is preferred if the two waveguides of the at least one pair of waveguides pivotable about a common longitudinal axis and / or in height in relation to the mobile base - and thus in reference to the ground or subsoil along which the Heating device is movable with its mobile base - are adjustable.
  • the waveguide of the at least one pair of waveguides is one Polar pattern of the of the Radiation emission device emitted Microwave radiation to the floor or underground possible. Also due to the height adjustability of the at least a pair of waveguides, it is possible to With the appropriate microwave energy act upon.
  • the / each waveguide can have a square cross section have and on its underside with coupling slots be trained.
  • the / each waveguide is like this dimensioned that there is a standing inside Wave results. For this purpose it is advantageous if the / each waveguide one in the longitudinal direction of the respective Has waveguide adjustable termination.
  • the Radiation emission device of the heating device at least has a horn. It is preferred if one Number of horns in at least one longitudinal row on the mobile base are provided. These horns can fixed to the mobile base or adjustable in height be arranged. The respective horn can with a associated microwave radiation source by means of a Waveguide section can be connected.
  • Heating device of the type described above with at least one forming the radiation emission device Waveguide only one microwave radiation source per elongated waveguide is required at a Training the heater with a number Horn blaster required, an appropriate number Provide microwave radiation sources.
  • the heating device according to the invention Radiation emission device a base plate with holes having a waveguide section above each hole is provided on which an associated microwave radiation source is arranged.
  • the microwave radiation sources are, for example. commercial magnetrons.
  • the heating device according to the invention can preferably be used for Drying line-shaped road markings use Find.
  • the invention Heating device with its mobile base with a Road marking machine combined or to this be coupled.
  • road markings too dry. This is also from a security point of view advantageous.
  • the heating device according to the invention can also be used for drying and / or to soften floor surfaces. This can e.g. around screed floors, around Epoxy resin floors or the like act.
  • the heating device 10 a mobile base 12.
  • the mobile, i.e. self-propelled Base 12 has drive wheels 14 and steerable wheels 16.
  • the steerability of the wheels 16 is due to the arcuate Arrows 18 clarify.
  • the drive wheels 14 have a drive motor 20 connected.
  • This active connection is through the angled arrows 22 illustrates.
  • the one Internal combustion engine formed drive motor 20 with a electrical generator 24 operatively connected. This The active connection is illustrated by arrow 26.
  • the electrical generator 24 is connected to an electrical Control cabinet 28 connected.
  • the control cabinet 28 and the generator 24 form an energy supply system 30 the heater 10.
  • the energy supply system 30 is used for energy supply of microwave radiation sources 32, that of commercially available Magnetrons can be formed.
  • Any microwave radiation source 32 is an elongated waveguide 34 assigned.
  • the heater 10 according to Fig. 1 are two waveguides 34 adjacent to each other provided in the longitudinal direction of the mobile base 12 of the Heating device 10 are oriented. It is also possible, the waveguides 34 in the transverse direction of the mobile base 12 to arrange.
  • the two waveguides 34 can be pivoted about a common longitudinal axis 36. This Pivotal movement is by means of the curved arrows 38 indicated.
  • the two waveguides 34 are also related adjustable in height to the mobile base 12. This Height adjustability is illustrated by arrow 40.
  • Each of the two waveguides 34 is on its underside 42 formed with decoupling slots 44, as in FIG. 1 can be seen.
  • Fig. 1 also illustrates that each of the two waveguides 34 on its from the associated microwave radiation source 32 distal end 46 has an adjustable end 48. This Adjustability is illustrated by the double arrows 50.
  • the degrees 48 are set so that in Inside the respective elongated waveguide 34 a standing wave results.
  • the two elongated waveguides 34 rectangular cross-section form a Radiation emission device 52.
  • FIGS 3 and 4 show sections of a second Formation of the radiation emission device 52, which in a number in a series Has horn emitter 54.
  • the horns 54 For example, of bent sheet metal parts 56 and strip-shaped front plates 58 formed with each other e.g. are welded.
  • Each horn 54 is with one associated microwave radiation source 32 by means of a Waveguide section 60 connected.
  • the microwave radiation sources 32 are with a power supply system 30 (see Fig. 1) interconnected, which in Fig. 3 by the angled arrows 62 is schematically illustrated.
  • FIGs 5 and 6 illustrate a third Embodiment of the radiation emission device 52 of FIG Heating device 10 (see. Fig. 1), one section drawn base plate 64 is formed with holes 66.
  • the holes 66 can be arranged in an orderly grid be provided, as can be seen from Fig. 6. In the Circular holes are shown in the drawing.
  • the base plate 64 Preferably is the base plate 64, however, with rectangular holes 66 educated.
  • a waveguide section 60 ' is above each hole 66 provided on which an associated microwave radiation source 32 is arranged.
  • the microwave radiation sources 32 are in turn with one Power supply system 30 (see FIG. 1) interconnected. This is also in Fig. 5 by the angled arrows 62 indicated.

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Constitution Of High-Frequency Heating (AREA)

Abstract

The heater has at least one microwave radiation source (32) and an associated radiation emitter (52) mounted on a mobile, self-propelled base (12) with an energy supply system for the microwave radiation source. The emitter contains at least one hollow conductor or at least one pair of hollow conductors arranged along the direction of motion and adjacent to each other. Independent claims are also included for an application of the heater to drying linear road markings and for drying and/or softening ground surfaces.

Description

Die Erfindung betrifft eine Heizeinrichtung mit mindestens einer Mikrowellen-Strahlenquelle und mit einer zugehörigen Strahlenemissionseinrichtung.The invention relates to a heating device with at least a microwave radiation source and with an associated one Radiation emission device.

Die bekannten Heizeinrichtungen der oben genannten Art sind stationär ausgebildet. Sie dienen bspw. zum Erwärmen oder zum Trocknen eines bestimmten Guts.The known heating devices of the type mentioned above are trained stationary. They are used, for example, for heating or for drying a certain good.

Der Erfindung liegt die Aufgabe zugrunde, eine Heizeinrichtung der eingangs genannten Art zu schaffen, die nicht nur stationär anwendbar ist.The invention has for its object a To create a heater of the type mentioned is not only applicable stationary.

Diese Aufgabe wird bei einer Heizeinrichtung der eingangs genannten Art erfindungsgemäß dadurch gelöst, daß die mindestens eine Mikrowellen-Strahlenquelle und die zugehörige Strahlenemissionseinrichtung an einer fahrbaren Basis vorgesehen sind. Bei dieser fahrbaren Basis kann es sich bspw. um ein einem Anhänger ähnliches Gebilde handeln, das mit Hilfe eines Zugfahrzeugs verfahrbar ist, es ist jedoch auch möglich, daß bei der erfindungsgemäßen Heizeinrichtung die Basis selbstfahrend ist.Eine derartige selbstfahrende Heizeinrichtung kann bspw. ähnlich ausgebildet sein wie ein Selbstfahrer-Rasenmäher o.dgl. Desgleichen ist es möglich, daß die fahrbare Basis der erfindungsgemäßen Heizeinrichtung schienengebunden verfahrbar ist.This task is at the beginning of a heating device mentioned type according to the invention solved in that the at least one microwave radiation source and the associated radiation emission device on a mobile Base are provided. With this mobile base it can are, for example, a structure similar to a trailer, that can be moved with the aid of a towing vehicle, it is however, it is also possible that with the invention The base is self-propelled self-propelled heater can be similar, for example be trained like a self-propelled lawn mower or the like. Likewise, it is possible that the mobile base of the Heating device according to the invention rail-bound is movable.

Eine ausgezeichnete Mobilität wird erreicht, wenn bei der erfindungsgemäßen Heizeinrichtung an der Basis eine Energieversorgungsanlage für die mindestens eine Mikrowellen-Strahlenquelle vorgesehen ist. Diese Energieversorgungsanlage kann z.B. einen Verbrennungsmotor aufweisen, der mit einem elektrischen Generator gekoppelt ist, um die für die mindestens eine Mikrowellen-Strahlenquelle erforderliche elektrische Energie ortsunabhängig zur Verfügung stellen zu können.Excellent mobility is achieved if the Heating device according to the invention at the base Energy supply system for the at least one Microwave radiation source is provided. This Energy supply system can e.g. an internal combustion engine have coupled to an electric generator is that for the at least one microwave radiation source required electrical energy to be available regardless of location.

Bei der erfindungsgemäßen Heizeinrichtung kann die Strahlenemissionseinrichtung mindestens einen länglichen Hohlleiter aufweisen. Bevorzugt ist es bei einer solchen erfindungsgemäßen Heizeinrichtung der zuletzt genannten Art, wenn mindestens ein Paar Hohlleiter in Längsrichtung der fahrbaren Basis angeordnet und eng nebeneinander vorgesehen sind. Um mit einer derartigen Heizeinrichtung der zuletzt genannten Art eine optimale Ausnutzung der Mikrowellen-Heizenergie zu erreichen, ist es bevorzugt, wenn die beiden Hohlleiter des mindestens einen Hohlleiter-Paares um eine gemeinsame Längsachse verschwenkbar und/oder in der Höhe in bezug zur fahrbaren Basis - und somit in bezug zum Boden bzw. Untergrund, entlang welchem die Heizeinrichtung mit ihrer fahrbaren Basis verfahrbar ist - verstellbar sind. Durch die Verschwenkbarkeit der beiden Hohlleiter des mindestens einen Hohlleiter-Paares ist eine Richtcharakteristik der von der Strahlenemissionseinrichtung abgestrahlten Mikrowellenstrahlung zum Boden bzw. zum Untergrund hin möglich. Auch durch die Höhenverstellbarkeit des mindestens einen Hohlleiter-Paares ist es möglich, den Boden bzw. Untergrund mit der jeweils passenden Mikrowellen-Energie zu beaufschlagen.In the heating device according to the invention, the Radiation emission device at least one elongated Have waveguides. It is preferred in such a case Heating device according to the invention of the latter Kind if at least one pair of waveguides in the longitudinal direction the mobile base and close together are provided. To with such a heater the last-mentioned type an optimal use of the To achieve microwave heating energy, it is preferred if the two waveguides of the at least one pair of waveguides pivotable about a common longitudinal axis and / or in height in relation to the mobile base - and thus in reference to the ground or subsoil along which the Heating device is movable with its mobile base - are adjustable. Due to the pivotability of the two The waveguide of the at least one pair of waveguides is one Polar pattern of the of the Radiation emission device emitted Microwave radiation to the floor or underground possible. Also due to the height adjustability of the at least a pair of waveguides, it is possible to With the appropriate microwave energy act upon.

Der/jeder Hohlleiter kann einen viereckigen Querschnitt aufweisen und an seiner Unterseite mit Auskoppelschlitzen ausgebildet sein. Der/jeder Hohlleiter ist derartig dimensioniert, daß sich in seinem Inneren eine stehende Welle ergibt. Zu diesem Zwecke ist es vorteilhaft, wenn der/jeder Hohlleiter einen in Längsrichtung des jeweiligen Hohlleiters verstellbaren Abschluß aufweist.The / each waveguide can have a square cross section have and on its underside with coupling slots be trained. The / each waveguide is like this dimensioned that there is a standing inside Wave results. For this purpose it is advantageous if the / each waveguide one in the longitudinal direction of the respective Has waveguide adjustable termination.

Erfindungsgemäß ist es auch möglich, daß die Strahlenemissionseinrichtung der Heizeinrichtung mindestens einen Hornstrahler aufweist. Bevorzugt ist es, wenn eine Anzahl Hornstrahler in mindestens einer Längsreihe an der fahrbaren Basis vorgesehen sind. Diese Hornstrahler können an der fahrbaren Basis fixiert oder höhenverstellbar angeordnet sein. Der jeweilige Hornstrahler kann mit einer zugehörigen Mikrowellen-Strahlenquelle mittels eines Hohlleiterabschnitts verbunden sein.According to the invention it is also possible that the Radiation emission device of the heating device at least has a horn. It is preferred if one Number of horns in at least one longitudinal row on the mobile base are provided. These horns can fixed to the mobile base or adjustable in height be arranged. The respective horn can with a associated microwave radiation source by means of a Waveguide section can be connected.

Während bei einer Ausbildung der erfindungsgemäßen Heizeinrichtung der weiter oben beschriebenen Art mit mindestens einem die Strahlenemissionseinrichtung bildenden Hohlleiter pro länglichem Hohlleiter nur eine Mikrowellen-Strahlenquelle erforderlich ist, ist es bei einer Ausbildung der Heizeinrichtung mit einer Anzahl Hornstrahler erforderlich, eine entsprechende Anzahl Mikrowellen-Strahlenquellen vorzusehen. While in an embodiment of the invention Heating device of the type described above with at least one forming the radiation emission device Waveguide only one microwave radiation source per elongated waveguide is required at a Training the heater with a number Horn blaster required, an appropriate number Provide microwave radiation sources.

Eine weitere Möglichkeit besteht darin, daß bei der erfindungsgemäßen Heizeinrichtung die Strahlenemissionseinrichtung eine Grundplatte mit Löchern aufweist, wobei über jedem Loch ein Hohlleiterabschnitt vorgesehen ist, an dem eine zugehörige Mikrowellen-Strahlenquelle angeordnet ist.Another possibility is that the heating device according to the invention Radiation emission device a base plate with holes having a waveguide section above each hole is provided on which an associated microwave radiation source is arranged.

Bei den Mikrowellen-Strahlenquellen handelt es sich bspw. um handelsübliche Magnetrone.The microwave radiation sources are, for example. commercial magnetrons.

Bevorzugt kann die erfindungsgemäße Heizeinrichtung zum Trocknen von linienförmigen Fahrbahnmarkierungen Verwendung finden. Zu diesem Zwecke kann die erfindungsgemäße Heizeinrichtung mit ihrer fahrbaren Basis mit einer Straßen-Markiermaschine kombiniert oder an diese angekoppelt werden. Mit der erfindungsgemäßen Heizeinrichtung ist es innerhalb einer vergleichsweise kurzen Zeitspanne möglich, Fahrbahnmarkierungen zu trocknen. Das ist auch unter Sicherheitsgesichtspunkten vorteilhaft.The heating device according to the invention can preferably be used for Drying line-shaped road markings use Find. For this purpose, the invention Heating device with its mobile base with a Road marking machine combined or to this be coupled. With the invention It is comparatively within a heater short time span possible, road markings too dry. This is also from a security point of view advantageous.

Die erfindungsgemäße Heizeinrichtung kann auch zum Trocknen und/oder zum Erweichen von Bodenflächen Verwendung finden. Hierbei kann es sich z.B. um Estrichböden, um Epoxidharzböden o.dgl. handeln.The heating device according to the invention can also be used for drying and / or to soften floor surfaces. This can e.g. around screed floors, around Epoxy resin floors or the like act.

Weitere Einzelheiten, Merkmale und Vorteile ergeben sich aus der nachfolgenden Beschreibung von in der Zeichnung schematisch dargestellten Ausbildungen der erfindungsgemäßen Heizeinrichtung. Es zeigen:

Fig. 1
eine erste Ausbildung der Heizeinrichtung in einer Ansicht von unten,
Fig. 2
einen Schnitt entlang der Schnittlinie II-II in Fig.1 zur Verdeutlichung eines Hohlleiter-Paares an der Unterseite einer abschnittweise gezeichneten Basis,
Fig. 3
abschnittweise in einer Seitenansicht eine zweite Ausbildung der Strahlenemissionseinrichtung,
Fig. 4
einen Schnitt entlang der Schnittlinie IV-IV in Fig.3 durch die Strahlenemissionseinrichtung,
Fig. 5
abschnittweise und teilweise geschnitten eine dritte Ausbildung der Strahlenemissionseinrichtung, und
Fig. 6
einen Abschnitt der Grundplatte der Strahlenemissionseinrichtung gemäß Fig. 5 in Blickrichtung des Pfeiles VI, d.h. in Blickrichtung von unten.
Further details, features and advantages emerge from the following description of embodiments of the heating device according to the invention shown schematically in the drawing. Show it:
Fig. 1
a first embodiment of the heating device in a view from below,
Fig. 2
2 shows a section along section line II-II in FIG. 1 to illustrate a pair of waveguides on the underside of a base drawn in sections,
Fig. 3
sections of a side view of a second embodiment of the radiation emission device,
Fig. 4
3 shows a section along the section line IV-IV in FIG. 3 through the radiation emission device,
Fig. 5
sectionally and partially cut a third embodiment of the radiation emission device, and
Fig. 6
5 in the direction of arrow VI, ie in the direction of view from below.

Fig. 1 zeigt eine Ausbildung der Heizeinrichtung 10 mit einer fahrbaren Basis 12. Die fahrbare, d.h. selbstfahrende Basis 12 weist Antriebsräder 14 und lenkbare Räder 16 auf. Die Lenkbarkeit der Räder 16 ist durch die bogenförmigen Pfeile 18 verdeutlicht.1 shows an embodiment of the heating device 10 a mobile base 12. The mobile, i.e. self-propelled Base 12 has drive wheels 14 and steerable wheels 16. The steerability of the wheels 16 is due to the arcuate Arrows 18 clarify.

Die Antriebsräder 14 sind mit einem Antriebsmotor 20 wirkverbunden. Diese Wirkverbindung ist durch die abgewinkelten Pfeile 22 verdeutlicht. Der bspw. von einem Verbrennungsmotor gebildete Antriebsmotor 20 ist mit einem elektrischen Generator 24 wirkverbunden. Diese Wirkverbindung ist durch den Pfeil 26 verdeutlicht. Der elektrische Generator 24 ist an einen elektrischen Schaltschrank 28 angeschlossen. Der Schaltschrank 28 und der Generator 24 bilden eine Energieversorgungsanlage 30 der Heizeinrichtung 10.The drive wheels 14 have a drive motor 20 connected. This active connection is through the angled arrows 22 illustrates. The one Internal combustion engine formed drive motor 20 with a electrical generator 24 operatively connected. This The active connection is illustrated by arrow 26. The electrical generator 24 is connected to an electrical Control cabinet 28 connected. The control cabinet 28 and the generator 24 form an energy supply system 30 the heater 10.

Es ist auch möglich, die Antriebsräder 14 mit einem Elektromotor anzutreiben, der mit Hilfe geeigneter Akkumulatoren mit elektrischer Energie versorgt wird. Diese Akkumulatoren können dann mit dem elektrischen Schaltschrank 28 zusammengeschaltet sein.It is also possible to drive wheels 14 with a To drive the electric motor with the help of suitable Batteries are supplied with electrical energy. This Accumulators can then be used with the electrical Control cabinet 28 may be interconnected.

Die Energieversorgungsanlage 30 dient zur Energieversorgung von Mikrowellen-Strahlenquellen 32, die von handelsüblichen Magnetronen gebildet sein können. Jeder Mikrowellen-Strahlenquelle 32 ist ein länglicher Hohlleiter 34 zugeordnet. Bei der Ausbildung der Heizeinrichtung 10 gemäß Fig. 1 sind zwei Hohlleiter 34 zueinander benachbart vorgesehen, die in Längsrichtung der fahrbaren Basis 12 der Heizeinrichtung 10 orientiert sind. Es ist auch möglich, die Hohlleiter 34 in Querrichtung der fahrbaren Basis 12 anzuordnen.The energy supply system 30 is used for energy supply of microwave radiation sources 32, that of commercially available Magnetrons can be formed. Any microwave radiation source 32 is an elongated waveguide 34 assigned. In the formation of the heater 10 according to Fig. 1 are two waveguides 34 adjacent to each other provided in the longitudinal direction of the mobile base 12 of the Heating device 10 are oriented. It is also possible, the waveguides 34 in the transverse direction of the mobile base 12 to arrange.

Wie aus Fig. 2 ersichtlich ist, sind die beiden Hohlleiter 34 um eine gemeinsame Längsachse 36 verschwenkbar. Diese Verschwenkbarkeit ist durch die bogenförmigen Pfeile 38 angedeutet. Die beiden Hohlleiter 34 sind außerdem in bezug zur fahrbaren Basis 12 in der Höhe verstellbar. Diese Höhenverstellbarkeit ist durch den Pfeil 40 verdeutlicht.As can be seen from Fig. 2, the two waveguides 34 can be pivoted about a common longitudinal axis 36. This Pivotal movement is by means of the curved arrows 38 indicated. The two waveguides 34 are also related adjustable in height to the mobile base 12. This Height adjustability is illustrated by arrow 40.

Jeder der beiden Hohlleiter 34 ist an seiner Unterseite 42 mit Auskoppelschlitzen 44 ausgebildet, wie aus Fig. 1 ersichtlich ist. Die Fig. 1 verdeutlicht außerdem, daß jeder der beiden Hohlleiter 34 an seinem von der zugehörigen Mikrowellen-Strahlenquelle 32 entfernten Ende 46 einen verstellbaren Abschluß 48 aufweist. Diese Verstellbarkeit ist durch die Doppelpfeile 50 verdeutlicht. Die Abschlüsse 48 werden derartig eingestellt, daß sich im Inneren des jeweiligen länglichen Hohlleiters 34 eine stehende Welle ergibt. Die beiden länglichen Hohlleiter 34 rechteckigen Querschnitts bilden eine Strahlenemissionseinrichtung 52.Each of the two waveguides 34 is on its underside 42 formed with decoupling slots 44, as in FIG. 1 can be seen. Fig. 1 also illustrates that each of the two waveguides 34 on its from the associated microwave radiation source 32 distal end 46 has an adjustable end 48. This Adjustability is illustrated by the double arrows 50. The degrees 48 are set so that in Inside the respective elongated waveguide 34 a standing wave results. The two elongated waveguides 34 rectangular cross-section form a Radiation emission device 52.

Die Figuren 3 und 4 zeigen abschnittweise eine zweite Ausbildung der Strahlenemissionseinrichtung 52, die in einer Längsreihe aufeinanderfolgend eine Anzahl Hornstrahler 54 aufweist. Dabei sind die Hornstrahler 54 bspw. von abgewinkelt gebogenen Blechteilen 56 und von streifenförmigen Frontblechen 58 gebildet, die miteinander z.B. verschweißt sind. Jeder Hornstrahler 54 ist mit einer zugehörigen Mikrowellen-Strahlenquelle 32 mittels eines Hohlleiterabschnittes 60 verbunden. Die Mikrowellen-Strahlenquellen 32 sind mit einer Energieversorgungsanlage 30 (sh. Fig. 1) zusammengeschaltet, was in Fig. 3 durch die abgewinkelten Pfeile 62 schematisch verdeutlicht ist.Figures 3 and 4 show sections of a second Formation of the radiation emission device 52, which in a number in a series Has horn emitter 54. The horns 54 For example, of bent sheet metal parts 56 and strip-shaped front plates 58 formed with each other e.g. are welded. Each horn 54 is with one associated microwave radiation source 32 by means of a Waveguide section 60 connected. The microwave radiation sources 32 are with a power supply system 30 (see Fig. 1) interconnected, which in Fig. 3 by the angled arrows 62 is schematically illustrated.

Die Figuren 5 und 6 verdeutlichen eine dritte Ausführungsform der Strahlenemissionseinrichtung 52 der Heizeinrichtung 10 (sh. Fig. 1), wobei eine abschnittweise gezeichnete Grundplatte 64 mit Löchern 66 ausgebildet ist. Die Löcher 66 können in einem geordneten Rastergitter vorgesehen sein, wie aus Fig. 6 ersichtlich ist. In der Zeichnung sind kreisrunde Löcher dargestellt. Vorzugsweise ist die Grundplatte 64 jedoch mit rechteckigen Löchern 66 ausgebildet. Figures 5 and 6 illustrate a third Embodiment of the radiation emission device 52 of FIG Heating device 10 (see. Fig. 1), one section drawn base plate 64 is formed with holes 66. The holes 66 can be arranged in an orderly grid be provided, as can be seen from Fig. 6. In the Circular holes are shown in the drawing. Preferably is the base plate 64, however, with rectangular holes 66 educated.

Über jedem Loch 66 ist ein Hohlleiterabschnitt 60' vorgesehen, an dem eine zugehörigen Mikrowellen-Strahlenquelle 32 angeordnet ist. Die Mikrowellen-Strahlenquellen 32 sind wiederum mit einer Energieversorgungsanlage 30 (sh. Fig. 1) zusammengeschaltet. Das ist auch in Fig. 5 durch die abgewinkelten Pfeile 62 angedeutet.A waveguide section 60 'is above each hole 66 provided on which an associated microwave radiation source 32 is arranged. The microwave radiation sources 32 are in turn with one Power supply system 30 (see FIG. 1) interconnected. This is also in Fig. 5 by the angled arrows 62 indicated.

Claims (14)

Heizeinrichtung mit mindestens einer Mikrowellen-Strahlenquelle (32) und mit einer zugehörigen Strahlenemissionseinrichtung (52)
dadurch gekennzeichnet, daß die mindestens eine Mikrowellen-Strahlenquelle (32) und die zugehörige Stahlenemissionseinrichtung (52) an einer fahrbaren Basis (12) vorgesehen sind. Heating device with at least one microwave radiation source (32) and with an associated radiation emission device (52)
characterized, that the at least one microwave radiation source (32) and the associated steel emission device (52) are provided on a mobile base (12). Heizeinrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß die Basis (12) selbstfahrend ist. Heating device according to claim 1,
characterized, that the base (12) is self-propelled. Heizeinrichtung nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß an der fahrbaren Basis (12) eine Energieversorgungsanlage (30) für die mindestens eine Mikrowellen-Strahlenquelle (32) vorgesehen ist. Heating device according to claim 1 or 2,
characterized, that an energy supply system (30) for the at least one microwave radiation source (32) is provided on the mobile base (12). Heizeinrichtung nach Anspruch 1 ,
dadurch gekennzeichnet, daß die Strahlenemissionseinrichtung (52) mindestens einen Hohlleiter (34) aufweist Heating device according to claim 1,
characterized, that the radiation emission device (52) has at least one waveguide (34) Heizeinrichtung nach Anspruch 4,
dadurch gekennzeichnet, daß mindestens ein Paar Hohlleiter (34) in Längsrichtung der fahrbaren Basis (12) angeordnet und nebeneinander vorgesehen sind. Heating device according to claim 4,
characterized, that at least one pair of waveguides (34) are arranged in the longitudinal direction of the mobile base (12) and are provided side by side. Heizeinrichtung nach Anspruch 5,
dadurch gekennzeichnet, daß die beiden Hohlleiter (34) des mindestens einen Hohlleiter-Paares um eine gemeinsame Längsachse (36) verschwenkbar und/oder in der Höhe in bezug zur fahrbaren Basis (12) verstellbar sind. Heating device according to claim 5,
characterized, that the two waveguides (34) of the at least one pair of waveguides can be pivoted about a common longitudinal axis (36) and / or their height can be adjusted with respect to the movable base (12). Heizeinrichtung nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, daß der/jeder Hohlleiter (34) einen viereckigen Querschnitt aufweist und an seiner Unterseite (42) mit Auskoppelschlitzen (44) ausgebildet ist. Heating device according to one of claims 1 to 6,
characterized, that the / each waveguide (34) has a square cross-section and is formed on its underside (42) with coupling slots (44). Heizeinrichtung nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, daß der/jeder Hohlleiter (34) einen verstellbaren Abschluß (48) aufweist. Heating device according to one of claims 1 to 7,
characterized, that the / each waveguide (34) has an adjustable termination (48). Heizeinrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß die Strahlenemissionseinrichtung (52) mindestens einen Hornstrahler (54) aufweist. Heating device according to claim 1,
characterized, that the radiation emission device (52) has at least one horn (54). Heizeinrichtung nach Anspruch 9,
dadurch gekennzeichnet, daß eine Anzahl Hornstrahler (54) in mindestens einer Längsreihe am der fahrbaren Basis (12) vorgesehen sind. Heating device according to claim 9,
characterized, that a number of horns (54) are provided in at least one longitudinal row on the mobile base (12). Heizeinrichtung nach Anspruch 9 oder 10,
dadurch gekennzeichnet, daß der jeweilige Hornstrahler (54) mit der zugehörigen Mikrowellen-Strahlenquelle (32) mittels eines Hohlleiterabschnittes (60) verbunden ist. Heating device according to claim 9 or 10,
characterized, that the respective horn (54) is connected to the associated microwave radiation source (32) by means of a waveguide section (60). Heizeinrichtung nach Anspruch 1,
dadurch gekennzeichnet, daß die Strahlenemissionseinrichtung (52) eine Grundplatte (64) mit Löchern (66) aufweist, wobei über jedem Loch (66) ein Hohlleiterabschnitt (60') vorgesehen ist, an dem eine zugehörige Mikrowellen-Strahlenquelle (32) angeordnet ist. Heating device according to claim 1,
characterized, that the radiation emission device (52) has a base plate (64) with holes (66), a waveguide section (60 ') being provided above each hole (66), on which an associated microwave radiation source (32) is arranged. Verwendung einer Heizeinrichtung nach einem der Ansprüche 1 bis 12 zum Trocknen von linienförmigen Fahrbahnmarkierungen.Use of a heater according to one of the Claims 1 to 12 for drying linear Road markings. Verwendung eine Heizeinrichtung nach einem der Ansprüche 1 bis 12 zum Trocknen und/oder zum Erweichen von Bodenflächen.Use a heater according to one of the Claims 1 to 12 for drying and / or for Softening floor surfaces.
EP99120247A 1998-12-02 1999-10-11 Movable microwave heating device Withdrawn EP1006758A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1998155555 DE19855555C2 (en) 1998-12-02 1998-12-02 Heating device
DE19855555 1998-12-02

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EP1006758A1 true EP1006758A1 (en) 2000-06-07

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WO2002050375A1 (en) * 2000-12-18 2002-06-27 Vermeer Infrastructuur B.V. Road construction, apparatus and method for realising it
DE10352964B3 (en) * 2003-11-13 2004-10-07 Deutsches Zentrum für Luft- und Raumfahrt e.V. Removing matrix resins from fiber-reinforced plastic components, preparatory to repair or joining, subjects defined region to microwave radiation
DE102004004359A1 (en) * 2004-01-29 2005-08-25 Aft Advanced Ferrite Technology Gmbh Device for softening asphalt layers, especially of asphalt road surfaces, comprises wave guides coupled to microwave emitters and arranged adjacent to each other so that their microwave-emitting outlet openings face the asphalt surface
CN103866676A (en) * 2014-03-18 2014-06-18 江苏奥新科技有限公司 Double-wing infrared heating device for asphalt pavement
GB2516946A (en) * 2013-08-08 2015-02-11 Mircopply Ltd Application of Plastic to Substrates
CN113315451A (en) * 2021-06-12 2021-08-27 东北林业大学 Movable microwave maintenance equipment
WO2022130079A1 (en) 2020-12-15 2022-06-23 FUTTEC a.s. Method of repairing bitumen surfaces and device for carrying out this method

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DE20006527U1 (en) 2000-04-08 2000-09-28 Prozeßautomation Kohler GmbH, 35510 Butzbach Slot waveguide
CN111979890A (en) * 2020-08-13 2020-11-24 江苏集萃道路工程技术与装备研究所有限公司 Movable heating wall based on microwave magnetron

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002050375A1 (en) * 2000-12-18 2002-06-27 Vermeer Infrastructuur B.V. Road construction, apparatus and method for realising it
DE10352964B3 (en) * 2003-11-13 2004-10-07 Deutsches Zentrum für Luft- und Raumfahrt e.V. Removing matrix resins from fiber-reinforced plastic components, preparatory to repair or joining, subjects defined region to microwave radiation
DE102004004359A1 (en) * 2004-01-29 2005-08-25 Aft Advanced Ferrite Technology Gmbh Device for softening asphalt layers, especially of asphalt road surfaces, comprises wave guides coupled to microwave emitters and arranged adjacent to each other so that their microwave-emitting outlet openings face the asphalt surface
GB2516946A (en) * 2013-08-08 2015-02-11 Mircopply Ltd Application of Plastic to Substrates
GB2516946B (en) * 2013-08-08 2017-01-18 Mircopply Ltd Application of Plastic to Substrates
CN103866676A (en) * 2014-03-18 2014-06-18 江苏奥新科技有限公司 Double-wing infrared heating device for asphalt pavement
WO2022130079A1 (en) 2020-12-15 2022-06-23 FUTTEC a.s. Method of repairing bitumen surfaces and device for carrying out this method
CN113315451A (en) * 2021-06-12 2021-08-27 东北林业大学 Movable microwave maintenance equipment

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DE19855555A1 (en) 2000-06-21

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