Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
  • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
  • B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
  • B65D81/3823—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed of different materials, e.g. laminated or foam filling between walls
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D21/00—Nestable, stackable or joinable containers; Containers of variable capacity
  • B65D21/02—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together
  • B65D21/0209—Containers specially shaped, or provided with fittings or attachments, to facilitate nesting, stacking, or joining together stackable or joined together one-upon-the-other in the upright or upside-down position
  • B65D21/0213—Containers presenting a continuous stacking profile along the upper or lower edge of at least two opposite side walls
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
  • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
  • B65D81/3825—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container with one or more containers located inside the external container
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
  • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
  • B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
  • B65D81/3825—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container with one or more containers located inside the external container
  • B65D81/383—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container with one or more containers located inside the external container the external tray being formed with double walls, i.e. hollow
• • 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
  • F25D3/02—Devices using other cold materials; Devices using cold-storage bodies using ice, e.g. ice-boxes
  • F25D3/06—Movable containers
  • F25D3/08—Movable containers portable, i.e. adapted to be carried personally
• • 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
  • F25D3/107—Devices using other cold materials; Devices using cold-storage bodies using liquefied gases, e.g. liquid air portable, i.e. adapted to be carried personally
• • 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
  • F25D3/12—Devices using other cold materials; Devices using cold-storage bodies using solidified gases, e.g. carbon-dioxide snow
  • F25D3/14—Devices using other cold materials; Devices using cold-storage bodies using solidified gases, e.g. carbon-dioxide snow portable, i.e. adapted to be carried personally
• • 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
  • F25D2303/00—Details of devices using other cold materials; Details of devices using cold-storage bodies
  • F25D2303/08—Devices using cold storage material, i.e. ice or other freezable liquid
  • F25D2303/082—Devices using cold storage material, i.e. ice or other freezable liquid disposed in a cold storage element not forming part of a container for products to be cooled, e.g. ice pack or gel accumulator
• • 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
  • F25D2303/00—Details of devices using other cold materials; Details of devices using cold-storage bodies
  • F25D2303/08—Devices using cold storage material, i.e. ice or other freezable liquid
  • F25D2303/083—Devices using cold storage material, i.e. ice or other freezable liquid using cold storage material disposed in closed wall forming part of a container for products to be cooled
  • F25D2303/0832—Devices using cold storage material, i.e. ice or other freezable liquid using cold storage material disposed in closed wall forming part of a container for products to be cooled the liquid is disposed in an accumulator pack locked in a closable wall forming part of the container

Definitions

• the invention relates to a vacuum-insulated stacking container for the temperature-controlled (z. B. cooled) transport of food according to the independent claim.
• Stacking containers of this type are widely known in practice and are used for example in the handling of bread in bakeries in the form of plastic boxes for transport, but also for storage. These plastic boxes are stackable when filled and unfilled.
• Plastic boxes of this type comprise a container wall which encloses a container bottom all round on four sides, thereby creating a container space which is open on one side and can be filled with bread or the like.
• the open edge of the container wall and the bottom are each formed with a circumferential edge that can interlock. So the edge on the bottom of the container of an overhead plastic box on the edge of the Place the container wall of an underlying plastic box to secure the stacked plastic boxes against slipping.
• a thermally insulating stacking container is shown in DE 20 2016 001 097 U1.
• the transport container described therein can be used for temperature-sensitive foods (e.g. bread, meat products, fish, etc.).
• the transport container comprises a lower part made of an inner container and an outer container, between which an insulating material is arranged.
• a closable cover is arranged on the lower part, the upper side of which, in the closed state, is complementary to the lower side of the transport container in order to enable stacking.
• the transport container is provided with a lid, so that the bottom of the upper container is placed on the closed lid when stacked. In principle, this results in redundant insulation in the vertical direction, which is not required for normal food transport applications. It is the object of the present invention to provide a stacking container which overcomes the disadvantages in the prior art and which is particularly simple in construction and can be handled practically for transport.
• the invention comprises (vacuum-insulated) stacking containers for the temperature-controlled transport of food.
• the stacking container has an outer container with an outer container bottom and an outer container wall, which are connected to one another in such a way as to form a receiving space that is open on one side.
• the stacking container also has an inner container with a
• Inner container bottom and an inner container wall which are connected to each other to form a container space open on one side.
• Inner container wall has an upper edge section and the outer container bottom has a lower edge section, which are designed to be complementary in order to engage with one another when stacked containers are stacked one on top of the other.
• a vacuum insulation element is arranged between the inner container wall and the outer container wall and between the inner container bottom and the outer container bottom. Due to the design of the upper edge section, the lower edge section of the one above it
• an insulated lid is provided for stacked stacking containers, in that the bottom of the upper container closes off the container space of the lower container.
• the vacuum insulation element is preferably a vacuum insulation panel (VIP), which is described, for example, in EP 2 700 891 A2 or DE 20 2014 004 515 U1.
• VIP vacuum insulation panel
• a stacking container system can be made up of at least two stacking containers, which are stacked one above the other, with the outer bottom of an upper one Stacking container closes the top of the container space of the lower stacking container.
• the temperature holding time achieved due to the very good insulation using vacuum insulation elements is sufficient to achieve transport times of around 6 hours.
• Extended transport time e.g. B. to reach up to 24 hours, phase change materials (PCM) can be introduced, which extend the temperature holding time accordingly.
• PCM phase change materials
• the (PCM) batteries sides and / or cover
• an additional cover can be arranged, which comprises a vacuum insulation element.
• the inner container wall at the upper edge section and the outer container bottom at the lower edge section each comprise an L-shaped stop.
• the L-shaped design enables the upper edge section and the lower edge section to be designed to be complementary in a simple manner, so that they are locked in a non-slip manner.
• the L-shaped stop on the upper edge section and on the lower edge section each has a first profile section and a second profile section (arranged at right angles thereto), each with a minimum length of 0.5 cm.
• the inner container wall comprises an extension with a size and shape that runs completely around an upper edge section, so that the extension covers the outer container wall, at least in sections, in the inserted state. The extension of the inner container with the
• the extension of the inner container and the outer container wall is preferably made of a thermally joinable plastic material.
• the plastic can e.g. B. include polyurethane, polypropylene or polyethylene.
• the extension of the inner container is welded to the outer container wall.
• both thermally addable and non-addable materials can be bonded together. It is further preferred that the inner wall, starting from the inner floor, is arranged to run vertically or to taper conically.
• the vacuum insulation element is a one piece
• Vacuum insulation panel is that according to the course of the
• Inner container wall and outer container wall is lower.
• Inner container floor area at least 70% of the size of the outer container floor area. Because of the excellent insulating
• the vacuum insulation element is a single one
• the vacuum insulation panel includes at least one folded edge.
• the outer container bottom has a size and shape in order to complete the top edge section of a stacking container lying underneath all the way round.
• the closure between the containers is designed in such a way that convection is prevented.
• the outer container bottom has a sufficient height offset in the base construction so that, when two stacking containers are stacked, they can engage so deeply in the lower upper edge section that the thermal path of the heat is extended sufficiently and convection is reduced.
• Fig. 1 is a detailed perspective view of the outer container and the
• Figure 2 is a side sectional view of the stacking container.
• Fig. 3 is a detailed perspective view of a corner of a
• 4a is a perspective side view of two stacking containers stacked one on top of the other;
• Fig. 5 is a plan view of a vacuum insulation element for a
• FIG. 1 shows a detailed view of the outer container 3 and the inner container 2 of an exemplary embodiment of the stacking container 1 according to the invention.
• the outer container 3 comprises an outer container bottom 31 and an outer container wall 32 extending upward therefrom
• the outer container wall 32 and the outer container bottom 31 are formed from one piece or formed from a plastic material in one production step.
• the outer container 3 thus shaped has a receiving space 33 which is open on one side and into which the inner container 2 can be inserted almost completely, so that a completely closed receiving space for a vacuum insulation element is formed between the inside of the outer container 3 and the outside of the inner container 2.
• the inner container 2 has an inner container bottom 21 and one
• Inner container wall 22 which are integrally connected to one another from a single material. In this way, a container space 23 is formed which is open on one side and is suitable for receiving foods intended for temperature-controlled transport.
• the inner container wall 22 has an edge section 221 at the top with a completely circumferential L-shaped stop.
• the outer container bottom 31 has a lower edge section (not to be seen in this perspective; see FIG. 2), which is designed to be complementary in such a way that, when stacking containers 1 are stacked one on top of the other, the L-shaped stop on the upper edge section 221 on the inner container wall 22 of the stacking container below 1 to lie on.
• the completely assembled stacking container for the temperature-controlled transport of food is shown in FIG. 2 in a side sectional view.
• the sectional view of the stacking container 1 shows the outer container 3 with an outer container bottom 31 and an outer container wall 32, which are directly connected to one another.
• the inner container 2 is arranged in the upwardly open receiving space 33.
• the inner container 2 has an inner container bottom 21 and an inner container wall 22, which are also directly connected.
• the circumferential upper edge section 221 with the L-shaped shoulder and the lower L-shaped shoulder arranged on the lower edge section 31 1 emerge from the sectional view.
• the two L-shaped shoulders are complementary in such a way that, when stacked, two stacking containers 1 lie one inside the other in order to secure the stacking containers 1 against slipping.
• the L-shaped stop shown on the lower edge section 31 1 has a first profile section 31 1 1 with a length of 1.9 cm and a second profile section 31 12 with a
• the inner container wall 22 has an extension 222 which runs completely around the upper edge section 221.
• the extension 222 has a size and shape that is sufficient to completely cover the outer container wall 32 from above. In principle, the cover cannot be carried out completely. This variant may have disadvantages with regard to mechanical stability or thermal bridges.
• the inner wall 22 is conically diverging from the inner bottom 21, that is to say toward the outer container wall 32.
• the degree of taper can vary depending on the production technology and application. As a rule, a minimum of approx. 1 ° is considered appropriate.
• the vacuum insulation element 5 shown is a one-piece
• the vacuum insulation panel The vacuum insulation panel.
• FIG. 3 is a detailed perspective view of a corner of an inner container of the stacking container from FIG. 2.
• the inner container wall 22 has an upper edge section 221 with an L-shaped stop and an adjoining peripheral extension 222.
• the width of the extension 222 corresponds to the thickness of the
• the L-shaped stop shown on the upper edge section 221 each has a first profile section 221 1 with a length of 1.3 cm and a second profile section 2212 with a length of 0.8 cm.
• FIG. 4a A stack of two stacking containers is shown in FIG. 4a.
• the outer container base (not shown) is designed in such a way that it rests in the upper edge section of the lower stacking container.
• 4b shows the stack with an insulated lid 6, the lid 6 comprising on the top a profile which is complementary to the bottom of the outer container.
• the vacuum insulation panel 5 shown in FIG. 5 has four folded edges 51 which, in the installed state, are each arranged along the outer circumference of the outer container bottom.
• the contour of the wings 52 is created in such a way that it adapts to the outer and inner container (eg conicity). If the geometry is negligible (e.g. taper), the contour is simplified accordingly.

Landscapes

• Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Physics & Mathematics (AREA)
• Thermal Sciences (AREA)
• General Engineering & Computer Science (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Packages (AREA)
• Stackable Containers (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=63525554

Family Applications (2)

Family Applications After (1)

Country Status (7)

Families Citing this family (14)

Family Cites Families (23)

• 2018
  • 2018-08-21 DE DE202018104807.4U patent/DE202018104807U1/de active Active
• 2019
  • 2019-01-31 KR KR1020217007219A patent/KR20210041064A/ko not_active Application Discontinuation
  • 2019-01-31 US US17/270,031 patent/US20220315281A1/en active Pending
  • 2019-01-31 CN CN201980055173.4A patent/CN112601703A/zh active Pending
  • 2019-01-31 JP JP2021509211A patent/JP7280940B2/ja active Active
  • 2019-01-31 WO PCT/DE2019/100099 patent/WO2020038511A1/de unknown
  • 2019-01-31 EP EP19708013.8A patent/EP3841028A1/de active Pending
  • 2019-08-20 WO PCT/EP2019/072260 patent/WO2020038939A1/de unknown
  • 2019-08-20 US US17/269,481 patent/US20210309442A1/en not_active Abandoned
  • 2019-08-20 DE DE202019104570.1U patent/DE202019104570U1/de not_active Expired - Lifetime
  • 2019-08-20 JP JP2021509822A patent/JP2021535047A/ja active Pending
  • 2019-08-20 EP EP19758931.0A patent/EP3687922B1/de active Active

Also Published As

Similar Documents

Legal Events