EP1019662B1 - Device for temperature sensitive goods - Google Patents

Device for temperature sensitive goods Download PDF

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Publication number
EP1019662B1
EP1019662B1 EP98950010A EP98950010A EP1019662B1 EP 1019662 B1 EP1019662 B1 EP 1019662B1 EP 98950010 A EP98950010 A EP 98950010A EP 98950010 A EP98950010 A EP 98950010A EP 1019662 B1 EP1019662 B1 EP 1019662B1
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EP
European Patent Office
Prior art keywords
goods
container
door
base
cooling agent
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.)
Expired - Lifetime
Application number
EP98950010A
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German (de)
French (fr)
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EP1019662A2 (en
Inventor
Franz Lürken
Jürgen Arnold
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Messer Griesheim GmbH
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Messer Griesheim GmbH
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Publication of EP1019662A2 publication Critical patent/EP1019662A2/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D3/00—Devices using other cold materials; Devices using cold-storage bodies
    • F25D3/10—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air
    • F25D3/105—Movable containers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F25D23/02—Doors; Covers
    • F25D23/025—Secondary closures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2201/00—Insulation
    • F25D2201/10—Insulation with respect to heat
    • F25D2201/14—Insulation with respect to heat using subatmospheric pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/38—Refrigerating devices characterised by wheels

Definitions

  • the invention relates to a device for temperature-sensitive goods, such as Food, with a cooler.
  • Document US 5 074 126 discloses an apparatus with the help of a refrigerant in a chamber Gas is generated, which is piped to the refrigerated goods is directed.
  • Refrigerated vehicles are used in which liquid gas is used to cool the cargo a heat exchanger is evaporated in the hold. To peak loads like they are caused by opening the door frequently so that they can be covered in the hold super-insulated containers with liquid nitrogen carried in the hold, from which the refrigerant flows out in a controlled manner.
  • the liquid nitrogen absorbs heat evaporates and displaces the atmospheric oxygen in the hold atmosphere at the same time.
  • Insulated containers are used to transport frozen food or fresh goods from cold stores to retail stores.
  • the Frozen foods or fresh produce in refrigerated display cabinets such as Refrigerated counters or shelves, relocated. This requires a considerable amount Personnel expenditure and leads to an interruption of the cold chain, because at Relocate the frozen foods or fresh goods to the temperature sensitive ones Goods were exposed to the ambient atmosphere.
  • the time between Remove the frozen food or fresh goods from the insulated containers and the placing in the presentation furniture is indefinite and by that commissioned personnel.
  • there is a high Ambient temperature an increased cooling requirement in the presentation furniture exhibited frozen food or fresh products by adding a Refrigerant (ice) in the presentation furniture cannot be covered as the Goods compartments are too small.
  • Presentation furniture is also generally fixed installed and cannot be set up as an action stand at an exposed location.
  • the invention has for its object to provide a device with which continuous cooling of temperature-sensitive goods can be ensured can.
  • the device according to the invention is a continuous cooling temperature-sensitive goods ensured because the frozen food was rearranged or fresh goods from a transportable insulated container into one Presentation furniture is omitted because the facility is designed as a container and means for transportation, means for presentation and means for loading and unloading the Exhibits goods.
  • the facility thus fulfills all the requirements for loading, handling and transport as well as the publicly effective performance are required.
  • the invention leaves the path outlined in the prior art by provides a combination device by means of which the transport and Sale of temperature-sensitive goods is made possible. By the invention can the temperature sensitive goods from delivery to Retail store presentation in the same container.
  • Cooling devices has a coolant reservoir that a contains cryogenic liquefied gas, which by means of Cold distribution as a controlled coolant flow to the container interior, preferably can be supplied via a porous rear wall.
  • the container interior is with at least one shelf divided into compartments, the shelf is preferably in the form of a removable drawer.
  • the interior of the container can be divided into smaller sub-volumes by which Allow access to various goods from the start. Furthermore, can loading is done externally. Furthermore, the temperature sensitive goods stabilized during transport and minimized heat input when the door is opened, because different foods are accessed separately.
  • the container has a double door that consists of a outer transport door for mechanical and thermal protection of the goods exists and at least one inner presentation door, for thermal protection and the presentation of the goods.
  • the outer transport door is divided and each wing can be rotated by approx. 270 °. This allows the door on the side wall of the Be created and optically forms a structural unit with the side wall, that does not interfere with the presentation of temperature-sensitive goods.
  • the heightened Heat incidence due to the division of the transport door is due to the one behind it Inner door compensated.
  • Each compartment is preferably with an inner door closed, the inner doors made of a transparent material and are designed to be self-closing via a spring mechanism. It is It goes without saying that the merchandise compartments also have a single inner door can be closed.
  • the container preferably has external dimensions which, on the one hand, enable easy transport and, on the other hand, simple arrangement in the retail store.
  • Container dimensions with a rectangular base area of approximately 60 x 80 cm 2 and side walls of approximately 180 cm are particularly advantageous.
  • the container is preferably made of vacuum insulation panels, these consist of stainless steel plates (outer skin) and contain one inside Spacers that meet the insulation criteria.
  • the surface can be any colored or treated.
  • Lockable and / or steerable rollers are arranged on the bottom of the container transportation, d. H. easily load and unload in one vehicle. in the Retail store's retail space the roles can be determined to ensure a stationary arrangement of the container.
  • FIG. 1 shows a container 10 according to the invention.
  • the container 10 has three side walls 12 of approximately 180 cm in height, a base 13 with a base area of preferably approximately 60 ⁇ 80 cm 2 and a ceiling 14 of corresponding dimensions.
  • the external dimensions take into account the grid dimensions in transport and the space available in retail stores.
  • the side walls 12 of the floor 13 and the ceiling 14 are designed as vacuum panels and each consist of a gas-tight double wall with an evacuated insulation space in between, in which super insulation is arranged. Through this training k values of ⁇ 1/3 conventional insulation achieved, which allows halving the side wall, floor and ceiling thickness.
  • the vacuum panels are made of stainless steel in a predetermined thickness, so that the stability of the container 10 is given and all the hygiene requirements are met by the stainless steel material.
  • the container is closed with a double door, which consists of an outer transport door 11 and at least one, but preferably a plurality of inner doors 17. Access to the temperature-sensitive goods arranged inside is through this double door.
  • the transport door 11 consists of vacuum panels and can be designed with one or two leaves depending on the choice of the front or side surface and serves as mechanical and thermal protection when transporting the container.
  • the inner doors 17 serve to present the temperature-sensitive goods in the sales room and as thermal protection of the goods.
  • the interior of the container is subdivided into product compartments 19 with product shelves 18.
  • the product shelves 18 are preferably designed as box-shaped drawers 20 which are closed with the closely adjoining glass inner doors 17.
  • the glass panes of the inner doors 17 have multiple glazing (safety glass), which are contained in a support frame 21, preferably made of stainless steel.
  • the goods compartments are automatically closed by the inner doors 17 after each opening by means of springs (not shown).
  • the drawers 20 are removable so that loading and unloading can be done externally.
  • FIG. 2 shows a container 10 in which the transport height 11 is rotated by approximately 270 °, the transport door 11 resting against the side wall 12 of the container 10.
  • the transport door 11 is preferably formed so that one wing of the transport door 11 abuts the left and right side wall 12.
  • the filling connections of the cold reservoir 23 are designated by 24.
  • a cold distribution 26 - preferably a Venturi nozzle - the refrigerant is sprayed into the product compartments as required via a temperature controller 25 - which works independently of the network.
  • the temperature in the interior of the container 10 can be selected to be independent of the network and self-regulating, the cold being able to be regulated continuously over 24 hours.
  • the refrigeration device thus works inexpensively, safely and requires little maintenance with the smallest volume.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Coin-Freed Apparatuses For Hiring Articles (AREA)
  • Warehouses Or Storage Devices (AREA)

Abstract

The invention relates to a device containing a cooling device for temperature sensitive goods such as food stuff. In order to avoid an interruption in the cold chain, the inventive device is constructed as a container (10) comprised of means (11, 12, 13, 14, 15, 16) for carrying goods, means (12, 13, 14, 17, 18, 19, 20) for presenting goods and means (11, 15, 17, 18, 19, 20) for loading and unloading said goods.

Description

Die Erfindung betrifft eine Einrichtung für temperaturempfindliche Waren, wie Lebensmitteln, mit einer Kühlvorrichtung. Dokument US 5 074 126 offenbart eine Vorrichtung wobei mit Hilfe eines Kältemittels in einer Kammer Gas erzeugt wird, das über eine Leitung zum Kühlgut geleitet wird.The invention relates to a device for temperature-sensitive goods, such as Food, with a cooler. Document US 5 074 126 discloses an apparatus with the help of a refrigerant in a chamber Gas is generated, which is piped to the refrigerated goods is directed.

Die Versorgung von Endverbrauchem mit temperaturempfindlichen Lebensmitteln durch Kühllagerung oder Gefrierlagerung verlangt eine ununterbrochene Kühlkette, um die gekühlt oder tiefgefroren haltbaren Lebensmittel, wie Naturprodukte oder eßfertig zugerichtete Gerichte, ohne Zustandsänderungen und Qualitätsverluste dem Endverbraucher zur Verfügung stellen zu können. Es sind für den Transport und die Präsentation von temperaturempfindlichen Lebensmitteln bereits eine Vielzahl von gekühlten Einrichtungen bekannt, die in Konstruktion und Funktion auf den jeweiligen Zweck ausgerichtet sind und sich daher nicht dauerhaft für einen anderen Einsatz eignen.The supply of end consumers with temperature sensitive food through cold storage or frozen storage requires an uninterrupted cold chain, around foods that can be kept frozen or frozen, such as natural products or ready-to-eat dishes without changes in condition and loss of quality To be able to provide end consumers. It is for transportation and the Presentation of temperature sensitive food already a variety of refrigerated facilities known in design and function on the respective purpose and are therefore not permanent for another Suitable use.

So werden zum Transport von Tiefkühl-Lebensmitteln oder Frischwaren Kühlfahrzeuge eingesetzt, bei denen zur Kühlung des Ladegutes Flüssiggas über einen Wärmetauscher in den Laderaum verdampft wird. Um Spitzenbelastungen, wie sie durch häufiges Türöffnen entstehen, im Laderaum abdecken zu können, werden super-isolierte Behälter mit flüssigem Stickstoff im Laderaum mitgeführt, aus denen das Kältemittel geregelt ausströmt. Der flüssige Stickstoff nimmt Wärme auf, verdampft und verdrängt gleichzeitig den Luftsauerstoff der Laderaum-Atmosphäre.So are used to transport frozen food or fresh produce Refrigerated vehicles are used in which liquid gas is used to cool the cargo a heat exchanger is evaporated in the hold. To peak loads like they are caused by opening the door frequently so that they can be covered in the hold super-insulated containers with liquid nitrogen carried in the hold, from which the refrigerant flows out in a controlled manner. The liquid nitrogen absorbs heat evaporates and displaces the atmospheric oxygen in the hold atmosphere at the same time.

Isolierbehälter dienen zum Transport von Tiefkühl-Lebensmitteln oder Frischwaren vom Kühlhaus bis zum Einzelhandelsgeschäft. Im Einzelhandelsgeschäft werden die Tiefkühl-Lebensmittel oder Frischwaren in gekühlte Präsentationsmöbel, wie Kühltheken oder -regale, umgelagert. Dies erfordert einen erheblichen Personalaufwand und führt zu einer Unterbrechung der Kühlkette, da beim Umräumen der Tiefkühl-Lebensmittel oder Frischwaren die temperaturempfindlichen Waren der Umgebungsatmosphäre ausgesetzt sind. Die Zeit zwischen dem Entnehmen der Tiefkühl-Lebensmittel oder Frischwaren aus den Isolierbehältern und dem Einräumen in die Präsentationsmöbel ist unbestimmt und von den damit beauftragten Personal abhängig. Darüber hinaus besteht bei hoher Umgebungstemperatur ein erhöhter Kühlbedarf der im Präsentationsmöbel ausgestellten Tiefkühl-Lebensmittel oder Frischwaren, der durch Zugabe eines Kältemittels (Eis) in das Präsentationsmöbel nicht gedeckt werden kann, da die Warenfächer zu klein sind. Femer sind Präsentationsmöbel in der Regel fest installiert und können nicht als Aktionsstand an exponierter Stelle aufgestellt werden.Insulated containers are used to transport frozen food or fresh goods from cold stores to retail stores. In the retail business, the Frozen foods or fresh produce in refrigerated display cabinets, such as Refrigerated counters or shelves, relocated. This requires a considerable amount Personnel expenditure and leads to an interruption of the cold chain, because at Relocate the frozen foods or fresh goods to the temperature sensitive ones Goods were exposed to the ambient atmosphere. The time between Remove the frozen food or fresh goods from the insulated containers and the placing in the presentation furniture is indefinite and by that commissioned personnel. In addition, there is a high Ambient temperature an increased cooling requirement in the presentation furniture exhibited frozen food or fresh products by adding a Refrigerant (ice) in the presentation furniture cannot be covered as the Goods compartments are too small. Presentation furniture is also generally fixed installed and cannot be set up as an action stand at an exposed location.

Der Erfindung liegt die Aufgabe zugrunde, eine Einrichtung zu schaffen, mit der eine kontinuierliche Kühlung der temperaturempfindlichen Waren sichergestellt werden kann.The invention has for its object to provide a device with which continuous cooling of temperature-sensitive goods can be ensured can.

Diese Aufgabe wird erfindungsgemäß durch die Merkmale des Anspruchs 1 gelöst.This object is achieved according to the invention by the features of claim 1.

Vorteilhafte Weiterbildungen der Erfindung sind in den Unteransprüchen angegeben.Advantageous developments of the invention are specified in the subclaims.

Durch die Einrichtung nach der Erfindung ist eine kontinuierliche Kühlung der temperaturempfindlichen Waren sichergestellt, da ein Umräumen der Tiefkühl-Lebensmittel oder Frischwaren von einem transportierbaren Isolierbehälter in ein Präsentationsmöbel entfällt, da die Einrichtung als Behälter augebildet ist und Mittel für den Transport, Mittel für die Präsentation und Mittel für das Be- und Entladen der Waren aufweist.Through the device according to the invention is a continuous cooling temperature-sensitive goods ensured because the frozen food was rearranged or fresh goods from a transportable insulated container into one Presentation furniture is omitted because the facility is designed as a container and means for transportation, means for presentation and means for loading and unloading the Exhibits goods.

Die Einrichtung erfüllt damit alle Anforderungen, die für das Beladen, den Umschlag und Transport sowie die publikumswirksame Darbietung erforderlich sind. Dabei verläßt die Erfindung den beim Stand der Technik vorgezeichneten Weg indem sie eine Kombinationseinrichtung zur Verfügung stellt, mittels der der Transport und der Verkauf von temperaturempfindlichen Waren ermöglicht wird. Durch die Erfindung können die temperaturempfindlichen Waren von der Auslieferung bis zur Präsentation im Einzelhandelsgeschäft in dem selben Behälter verbleiben. The facility thus fulfills all the requirements for loading, handling and transport as well as the publicly effective performance are required. there The invention leaves the path outlined in the prior art by provides a combination device by means of which the transport and Sale of temperature-sensitive goods is made possible. By the invention can the temperature sensitive goods from delivery to Retail store presentation in the same container.

Dadurch, daß die Kühlvorrichtung netzunabhängige Mittel zum Bereitstellen einer Kälteleistung und Mittel zum Regeln der Kälteleistung aufweist, werden die temperaturempfindlichen Waren in dem Behälter kontinuierlich gekühlt, unabhängig davon, ob der Behälter transportiert wird, oder als Präsentationsmöbel in einem Einzelhandelsgeschäft aufgestellt ist. Darüber hinaus können die Behälter als Aktionsstand an exponierter Stelle aufgestellt werden, ohne daß hierzu Fremdenergieanschlüsse vorhanden sein müssen.Die Kühlvorrichtungen weist ein Kälteträgerreservoir auf, das ein tiefkaltverflüssigtes Gas enthält, welches über Mittel zur Kälteverteilung als geregelter Kühlmittelstrom dem Behälterinnenraum, vorzugsweise über eine poröse Rückwand, zugeführt werden kann. Der Behälterinnenraum ist mit mindestens einem Warenboden in Warenfächer unterteilt, wobei der Warenboden vorzugsweise in Form einer herausnehmbaren Schublade ausgebildet ist. Hierdurch kann der Innenraum des Behälters in kleinere Teilvolumina unterteilt werden, um den Zugriff auf verschiedene Waren von Anfang an zu ermöglichen. Darüber hinaus kann das Beladen extern geschehen. Femer werden die temperaturempfindlichen Waren während des Transportes stabilisiert und der Wärmeeinfall bei Türöffnung minimiert, da der Zugriff auf verschiedene Lebensmittel getrennt erfolgt.The fact that the cooling device network-independent means for providing a Has cooling capacity and means for regulating the cooling capacity, the temperature-sensitive goods in the container are continuously cooled, regardless whether the container is transported or as presentation furniture in one Retail store is set up. In addition, the container can be used as Promotional stand to be set up in an exposed location without this External power connections must be available Cooling devices has a coolant reservoir that a contains cryogenic liquefied gas, which by means of Cold distribution as a controlled coolant flow to the container interior, preferably can be supplied via a porous rear wall. The container interior is with at least one shelf divided into compartments, the shelf is preferably in the form of a removable drawer. hereby the interior of the container can be divided into smaller sub-volumes by which Allow access to various goods from the start. Furthermore, can loading is done externally. Furthermore, the temperature sensitive goods stabilized during transport and minimized heat input when the door is opened, because different foods are accessed separately.

Nach einer weiteren Ausführung weist der Behälter eine Doppeltür auf, die aus einer äußeren Transporttür für den mechanischen und thermischen Schutz der Waren besteht und mindestens einer inneren Präsentationstür, für den thermischen Schutz und die Präsentation der Waren. Die äußere Transporttür ist geteilt ausgebildet und jeder Flügel um ca. 270° drehbar. Dadurch kann die Tür an der Seitenwand des Behälters angelegt werden und bildet optisch eine Baueinheit mit der Seitenwand, die die Präsentation der temperaturempfindlichen Waren nicht stört. Der erhöhte Wärmeeinfall durch die Teilung der Transporttür wird durch die dahinterliegende Innentür kompensiert. Vorzugsweise ist jedes Warenfach mit einer Innentür verschlossen, wobei die Innentüren aus einem durchsichtigen Material bestehen und über einen Federmechanismus selbstschließend ausgebildet sind. Es ist selbstverständlich, daß die Warenfächer auch mit einer einzigen Innentür verschlossen werden können.According to a further embodiment, the container has a double door that consists of a outer transport door for mechanical and thermal protection of the goods exists and at least one inner presentation door, for thermal protection and the presentation of the goods. The outer transport door is divided and each wing can be rotated by approx. 270 °. This allows the door on the side wall of the Be created and optically forms a structural unit with the side wall, that does not interfere with the presentation of temperature-sensitive goods. The heightened Heat incidence due to the division of the transport door is due to the one behind it Inner door compensated. Each compartment is preferably with an inner door closed, the inner doors made of a transparent material and are designed to be self-closing via a spring mechanism. It is It goes without saying that the merchandise compartments also have a single inner door can be closed.

Bevorzugt weist der Behälter Außenabmessungen auf, die einerseits einen einfachen Transport und andererseits eine einfache Anordnung im Einzelhandelsgeschäft ermöglichen. Dabei sind Behältermaße mit einer rechteckigen Grundfläche von ca. 60 x 80 cm2 und Seitenwänden von ca. 180cm besonders vorteilhaft.The container preferably has external dimensions which, on the one hand, enable easy transport and, on the other hand, simple arrangement in the retail store. Container dimensions with a rectangular base area of approximately 60 x 80 cm 2 and side walls of approximately 180 cm are particularly advantageous.

Der Behälter ist bevorzugt aus Vakuumisolations-Paneelen ausgebildet, diese bestehen aus Edelstahlplatten (Außenhaut) und enthalten im Inneren einen Abstandshalter, der den Isolationskriterien genügt. Die Oberfläche kann beliebig gefärbt oder behandelt werden.The container is preferably made of vacuum insulation panels, these consist of stainless steel plates (outer skin) and contain one inside Spacers that meet the insulation criteria. The surface can be any colored or treated.

Am Boden des Behälters sind feststellbare und/oder lenkbare Rollen angeordnet, die den Transport, d. h. Laden und Entladen in einem Fahrzeug erleichtem. Im Verkaufsraum des Einzelhandelsgeschäftes können die Rollen festgestellt werden, um eine stationäre Anordnung des Behälters zu sichern.Lockable and / or steerable rollers are arranged on the bottom of the container transportation, d. H. Easily load and unload in one vehicle. in the Retail store's retail space the roles can be determined to ensure a stationary arrangement of the container.

Ein Ausführungsbeispiel der Erfindung ist in der Zeichnung dargestellt und wird im folgenden näher beschrieben.An embodiment of the invention is shown in the drawing and is in following described in more detail.

Es zeigen

Fig. 1 eine
Einrichtung nach der Erfindung im Transportzustand mit geschlossener Transporttür
Fig. 2
eine Einrichtung nach der Erfindung mit offener Transporttür
Fig. 3
eine schematische Darstellung der erfindungsgemäßen Einrichtung in Vorderansicht
Show it
Fig. 1 a
Device according to the invention in the transport state with the transport door closed
Fig. 2
a device according to the invention with an open transport door
Fig. 3
a schematic representation of the device according to the invention in front view

Figur 1 zeigt einen erfindungsgemäßen Behälter 10. Der Behälter 10 weist drei Seitenwände 12 von ca. 180 cm Höhe, einen Boden 13 mit einer Grundfläche von vorzugsweise ca. 60 x 80 cm2 und eine Decke 14 entsprechender Abmessung auf. Die Außenabmessungen berücksichtigen vorteilhaft die Rastermaße im Transportwesen und die Platzverhältnisse in Einzelhandelshäusern.
Die Seitenwände 12 der Boden 13 und der Decke 14 sind als Vakuum-Paneelen ausgebildet und bestehen aus jeweils einer gasdichten Doppelwand mit zwischenliegendem evakuiertem Isolationsraum, in dem Superisolation angeordnet ist. Durch diese Ausbildung werden
k-Werte von < 1/3 konventioneller Isolationen erreicht, die einen Halbierung der Seitenwand-, Boden- und Deckendicke erlaubt. Die Vakuum-Paneelen sind aus Edelstahl in vorgegebener Dicke gefertigt, so daß die Stabilität des Behälters 10 gegeben und durch den Werkstoff Edelstahl auch alle Hygienevorgaben erfüllt sind. Am Boden 13 des Behälters sind Rollen 15 vorgesehen, die das Fördern des Behälters 10 beim Transport und bei der Aufstellung erleichtern. Mindestens eine, vorzugsweise jedoch alle Rollen weisen Feststellmittel 16, z. B. Klemmittel, auf, mit denen die Rollen 15 feststellbar sind und durch die ein fester Stand im Verkaufsraum garantiert ist. Der Behälter ist mit einer Doppeltür verschlossen, die aus einer äußeren Transporttür 11 und aus mindestens einer, vorzugsweise jedoch mehreren Innentüren 17 besteht. Der Zugriff auf die im Inneren angeordneten temperaturempfindlichen Waren erfolgt durch diese Doppeltür. Die Transporttür 11 besteht aus Vakuum-Paneelen und kann je nach Wahl der Front- oder Seitenfläche ein- oder zweiflügelig ausgeführt werden und dient als mechanischer und thermischer Schutz beim Transport des Behälters. Die Innentüren 17 dienen der Präsentation der temperaturempfindlichen Waren im Verkaufsraum und als thermischer Schutz der Waren. Der Behälterinnenraum ist mit Warenböden 18 in Warenfächer 19 unterteilt Die Warenböden 18 sind vorzugsweise als kastenförmige Schubladen 20 ausgebildet, die mit den dicht aneinander anschließenden Innentüren 17 aus Glas verschlossen sind. Die Glasscheiben der Innentüren 17 weisen eine Mehrfachverglasung auf (Sicherheitsglas), die in einem Trägerrahmen 21, vorzugsweise aus Edelstahl, gefaßt sind. Durch nicht näher dargestellte Federn werden die Warenfächer nach jeder Öffnung durch die Innentüren 17 automatisch verschlossen. Die Schubladen 20 sind herausnehmbar, so daß das Be- und Entladen extern geschehen kann.FIG. 1 shows a container 10 according to the invention. The container 10 has three side walls 12 of approximately 180 cm in height, a base 13 with a base area of preferably approximately 60 × 80 cm 2 and a ceiling 14 of corresponding dimensions. The external dimensions take into account the grid dimensions in transport and the space available in retail stores.
The side walls 12 of the floor 13 and the ceiling 14 are designed as vacuum panels and each consist of a gas-tight double wall with an evacuated insulation space in between, in which super insulation is arranged. Through this training
k values of <1/3 conventional insulation achieved, which allows halving the side wall, floor and ceiling thickness. The vacuum panels are made of stainless steel in a predetermined thickness, so that the stability of the container 10 is given and all the hygiene requirements are met by the stainless steel material. At the bottom 13 of the container rollers 15 are provided, which facilitate the conveying of the container 10 during transportation and installation. At least one, but preferably all roles have locking means 16, z. B. clamping means, with which the rollers 15 are lockable and by which a firm stand in the sales room is guaranteed. The container is closed with a double door, which consists of an outer transport door 11 and at least one, but preferably a plurality of inner doors 17. Access to the temperature-sensitive goods arranged inside is through this double door. The transport door 11 consists of vacuum panels and can be designed with one or two leaves depending on the choice of the front or side surface and serves as mechanical and thermal protection when transporting the container. The inner doors 17 serve to present the temperature-sensitive goods in the sales room and as thermal protection of the goods. The interior of the container is subdivided into product compartments 19 with product shelves 18. The product shelves 18 are preferably designed as box-shaped drawers 20 which are closed with the closely adjoining glass inner doors 17. The glass panes of the inner doors 17 have multiple glazing (safety glass), which are contained in a support frame 21, preferably made of stainless steel. The goods compartments are automatically closed by the inner doors 17 after each opening by means of springs (not shown). The drawers 20 are removable so that loading and unloading can be done externally.

Figur 2 zeigt einen Behälter 10 bei dem die Transporthöhe 11 um ca. 270° gedreht ist, wobei die Transporttür 11 an der Seitenwand 12 des Behälters 10 anliegt. Die Transporttür 11 ist vorzugsweise geteilt ausgebildet, so daß an der linken und rechten Seitenwand 12 jeweils ein Flügel der Transporttür 11 anliegt. Über oder unter dem Boden 13 ist die Kühlvorrichtung 22 angeordnet, die einen vakuumisolierten Tank 23 aufweist, in dem ein verflüssigtes Gas, beispielsweise Stickstoff oder CO2 gelagert ist. Aufgrund des vakuumisolierten Tanks kann das Kältereservoir 23 sehr klein ausgebildet sein. Die Füllanschlüsse des Kältereservoirs 23 sind mit 24 bezeichnet. Über eine Kälteverteilung 26 - vorzugsweise eine Venturidüse wird das Kältemittel über einen Temperaturregler 25 - der Netzunabhängig arbeitet - gezielt nach Bedarf in die Warenfächer eingesprüht. Mittels der Kühlvorrichtung kann die Temperatur im Innenraum des Behälters 10 netzunabhängig und selbstregulierend gewählt werden, wobei die Kälte über 24 Stunden gleichbleibend regelbar ist. Die Kältevorrichtung arbeitet somit kostengünstig, sicher und wartungsarm bei geringstem Volumen.FIG. 2 shows a container 10 in which the transport height 11 is rotated by approximately 270 °, the transport door 11 resting against the side wall 12 of the container 10. The transport door 11 is preferably formed so that one wing of the transport door 11 abuts the left and right side wall 12. The cooling device 22, which has a vacuum-insulated tank 23 in which a liquefied gas, for example nitrogen or CO 2 , is stored, is arranged above or below the floor 13. Because of the vacuum-insulated tank, the cold reservoir 23 can be made very small. The filling connections of the cold reservoir 23 are designated by 24. Via a cold distribution 26 - preferably a Venturi nozzle - the refrigerant is sprayed into the product compartments as required via a temperature controller 25 - which works independently of the network. By means of the cooling device, the temperature in the interior of the container 10 can be selected to be independent of the network and self-regulating, the cold being able to be regulated continuously over 24 hours. The refrigeration device thus works inexpensively, safely and requires little maintenance with the smallest volume.

Claims (11)

  1. Device for temperature-sensitive goods, such as foodstuffs, having a cooling apparatus (22) which has a vacuum-insulated tank as cooling agent reservoir (23) which contains a cryogenically liquefied gas as cooling agent, the device being embodied as a container (10) which has transportation means (11, 12, 13, 14, 15, 16), display means (12, 13, 14, 17, 18, 19, 20) and means (11, 15, 17, 18, 19, 20) for loading and unloading the goods, the interior of the container being divided by means of at least one goods base (18) into goods compartments (19) and each goods compartment being connected to means (26) for spraying the cryogenically liquefied gas into the goods compartments (19).
  2. Device according to Claim 1, characterized in that the cooling agent is cryogenically liquefied N2 or CO2.
  3. Device according to Claim 1 or 2, characterized in that the cooling agent reservoir (23) is connected to the means (26) for distributing refrigeration.
  4. Device according to one of Claims 1 to 3, characterized in that the goods base (18) is embodied in the form of a drawer (20).
  5. Device according to one of Claims 1 to 4, characterized in that the container (10) has a double door which is composed of an outer transportation door (11) for the mechanical and thermal protection of the goods, and of at least one inner display door (17) for the thermal protection and the display of the goods.
  6. Device according to one of Claims 1 to 5, characterized in that the transportation door (11) is divided and can be rotated in each case through approximately 270°.
  7. Device according to one of Claims 1 to 6, characterized in that at least one of the side walls (12) is embodied as a double door.
  8. Device according to one of Claims 1 to 7, characterized in that each goods compartment (19) is closed off by an inner door (17), and the inner doors (17) are composed of a transparent material.
  9. Device according to one of Claims 1 to 8, characterized in that the inner doors (17) are of self-closing design.
  10. Device according to one of Claims 1 to 9, characterized in that the side walls (12), the base (13) and the ceiling (14) of the container (10) are formed from vacuum insulation panels.
  11. Device according to one of Claims 1 to 10, characterized in that lockable and/or steerable rollers (15) are arranged on the base (13) of the container (10).
EP98950010A 1997-09-30 1998-09-09 Device for temperature sensitive goods Expired - Lifetime EP1019662B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19743131A DE19743131A1 (en) 1997-09-30 1997-09-30 Device for temperature sensitive goods
DE19743131 1997-09-30
PCT/EP1998/005736 WO1999017068A2 (en) 1997-09-30 1998-09-09 Device for temperature sensitive goods

Publications (2)

Publication Number Publication Date
EP1019662A2 EP1019662A2 (en) 2000-07-19
EP1019662B1 true EP1019662B1 (en) 2003-08-27

Family

ID=7844106

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98950010A Expired - Lifetime EP1019662B1 (en) 1997-09-30 1998-09-09 Device for temperature sensitive goods

Country Status (5)

Country Link
EP (1) EP1019662B1 (en)
AT (1) ATE248335T1 (en)
DE (2) DE19743131A1 (en)
HU (1) HUP0003668A3 (en)
WO (1) WO1999017068A2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19919934A1 (en) * 1999-04-30 2000-11-02 Tv Kohlensaeure Technik & Vert Device and method for maintaining the temperature of food
ATE468517T1 (en) * 2002-12-19 2010-06-15 Messer Group Gmbh INSULATED CONTAINER
DE102005021533A1 (en) * 2005-05-10 2006-11-23 Linde Ag Device for maintaining the temperature of food

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE559077A (en) *
US2287313A (en) * 1940-11-09 1942-06-23 Milton C Knight Refrigerating apparatus
FR1128862A (en) * 1955-08-05 1957-01-11 Device preventing the interior of refrigeration appliances from heating up when their door is opened
FR1237138A (en) * 1959-01-31 1960-07-29 Refrigerator with independent compartments and common evaporator
DE1843242U (en) * 1961-10-16 1961-12-14 Kurt Dunkel INTERMEDIATE DOORS FOR REFRIGERATORS AND FREEZERS.
DE7731904U1 (en) * 1976-10-22 1978-02-09 Castel Mac S.P.A., Castelfranco Veneto, Treviso (Italien) REFRIGERATED DISPLAY FOR FOOD TO BE ENJOYED COLD
DE2929666A1 (en) * 1979-07-21 1981-01-22 Lermer App Gmbh TRAINING A DRAWER TO RECEIVE DRY ICE
DE2939878A1 (en) * 1979-10-02 1981-04-16 Friedrich 5600 Wuppertal Hensberg Thermal insulation wall panels - has vacuum sections with insulated supports and radiation shields
AU556605B2 (en) * 1981-11-16 1986-11-13 Ptc Aerospace Inc. Food trolley with cooling means
FR2621386B1 (en) * 1987-10-02 1990-02-09 Cime Sarl METHOD FOR GENERATING A REFRIGERATED GAS FLOW AND ITS APPLICATION FOR MAINTAINING AND HOMOGENIZING TEMPERATURES IN MOBILE REFRIGERATED ENCLOSURES FOR FOODSTUFFS OR THE LIKE
FR2653100B1 (en) * 1989-10-18 1991-12-27 Neyton Jean Claude ISOTHERMAL CONTAINER FOR THE TRANSPORT AND DISTRIBUTION OF COLD HOT FOOD LIQUIDS.
US5159973A (en) * 1991-03-28 1992-11-03 Plastics Manufacturing Co. Dual temperature maintenance food serving compartment with pre-cooled cooling modules and heat storage pellets
FR2711231B1 (en) * 1993-10-14 1995-12-08 Air Liquide Cryobiological container.
DE19545270A1 (en) * 1995-12-05 1997-06-12 Lewin Gmbh Domestic refrigerator

Also Published As

Publication number Publication date
HUP0003668A2 (en) 2001-02-28
DE59809435D1 (en) 2003-10-02
ATE248335T1 (en) 2003-09-15
HUP0003668A3 (en) 2001-11-28
EP1019662A2 (en) 2000-07-19
WO1999017068A2 (en) 1999-04-08
DE19743131A1 (en) 1999-04-08
WO1999017068A3 (en) 1999-07-08
WO1999017068A9 (en) 2000-03-02

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