WO2001088446A1 - Kühl-lagersystem - Google Patents
Kühl-lagersystem Download PDFInfo
- Publication number
- WO2001088446A1 WO2001088446A1 PCT/EP2000/004457 EP0004457W WO0188446A1 WO 2001088446 A1 WO2001088446 A1 WO 2001088446A1 EP 0004457 W EP0004457 W EP 0004457W WO 0188446 A1 WO0188446 A1 WO 0188446A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- storage system
- cooling
- storage
- drum
- cooling storage
- Prior art date
Links
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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/005—Charging, supporting, and discharging the articles to be cooled using 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
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/04—Charging, supporting, and discharging the articles to be cooled by conveyors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0096—Casings for storing test samples
Definitions
- the invention relates to a cool storage system which is suitable, for example, for storing biological and / or medical samples or preserves.
- cryogenic refrigerators which are used for storing such samples have the disadvantage that each time for removing or storing a sample container a larger door must be opened, which usually takes some time until the sample container sought is found or the sample container to be stored is placed at the desired location. During this time, the temperature of the interior of the cryogenic refrigerator can undesirably increase due to convection and heat radiation from the surroundings. This means that no defined storage conditions are possible and it can there is even damage to stored samples or preserves. Apart from that, searching for a sample container or for a free space, especially in a larger cryogenic refrigerator, is often cumbersome and uncomfortable for the person concerned because of the low temperature.
- stored goods e.g. a sample container
- the cooling storage system has a thermally insulated storage container which e.g. is designed as a closet.
- the storage container has a closable access opening.
- a transport device which can be moved via a drive and on which a number of storage units are arranged is arranged in the storage container.
- a control device is set up to move the transport device into a position in which a preselected storage unit is accessible via the access opening.
- the storage unit in which the desired sample container is located is selected via the control device.
- the transport device is then driven until this storage unit is in the area of the access opening.
- the operator can now open the access opening and quickly and easily remove the desired sample container from the relevant storage unit, whose volume is significantly smaller than the total volume of the storage container.
- the remaining storage units experience during no significant warming during this time, so that its content is not impaired.
- the introduction of a sample container into the cooling storage system is carried out analogously.
- the handling of the cooling storage system according to the invention is pleasant for the operator, since they only work on a cooled storage unit of manageable size for a short time.
- the access opening is preferably located in an ergonomically favorable area, which further increases operating convenience.
- the division into a number of storage units makes it easy to keep the refrigerated storage system tidy, which is advantageous for the general workflow and thus also for the stored goods.
- the transport device has a drum which can be rotated about a stationary axis of rotation.
- the axis of rotation of the drum is preferably oriented horizontally.
- a drum can be constructed compactly, so that there is a favorable ratio of usable volume and surface (via which heat penetrates).
- the drum has two side parts, between which the bearing units are arranged.
- the bearing units can be designed as gondolas permanently connected to the side parts, which extend in the direction of the axis of rotation of the drum and which are accessible via the peripheral region of the drum. In this way, bearing units with a sector-like cross-sectional area are formed, and when they are arranged on the drum, not much space is wasted. It may be advantageous to provide storage units of different sizes, e.g. to make better use of the available space.
- the storage units are preferably for receiving mobile
- a mobile storage cassette preferably has an internal partition and can be closed by a lid. The internal subdivision can be adapted to the size of small sample containers, such as bags, and holds them securely in place.
- a mobile storage cassette can be fastened in a storage unit by means of a latching device.
- a locking device can e.g. have a detent spring which is attached to one side of the bearing cassette and which, when the bearing cassette is inserted into a bearing unit, engages with a corresponding counterpart which is provided on the bearing unit or on an internal subdivision of the bearing unit.
- the cassette With the aid of the latching device, the cassette can be reliably locked on the transport device, so that the cassette does not move when the transport device is moved. Nevertheless, the cassette can be quickly removed from the storage unit or inserted there if necessary.
- Other options for holding the storage cassettes in a respective storage unit are also conceivable, e.g. a division of the storage unit into compartments or the use of foldable shelves.
- the control device preferably has at least one position sensor connected to the movable transport device and at least one stationary position sensor which responds to the position sensor. Due to the interaction between position transmitter and position sensor, the position of the Transport device can be determined in which a preselected storage unit is located in the area of the access opening. Various configurations are conceivable for the position transmitter and the position sensor.
- the control is preferably carried out with the aid of a microprocessor.
- the cooling storage system has a heat exchanger with a cooling coil and a cooling device which is set up to pass a liquid or gaseous coolant through the cooling coil or to have a liquid coolant evaporated in the cooling coil.
- the cooling coil and the cooling device preferably form a closed system. It is conceivable to connect an external cooling machine to the heat exchanger of the cooling storage system and use it to cool or liquefy the coolant.
- the cooling storage system according to the invention can thus be used in a particularly flexible manner.
- the temperature is preferably infinitely variable in the range from -155 ° C to -20 ° C. Particularly low temperatures can e.g. can be achieved using liquid nitrogen (-196 ° C) as a coolant.
- FIG. 1 shows a schematic cross section through a cooling storage system which, as a transport device, has a drum with storage units that can be rotated about a horizontally arranged axis of rotation,
- FIG. 2 shows a perspective view of the thermal insulation of the storage container of the cooling storage system according to FIG. 1 arranged around the periphery of the drum,
- FIG. 3 shows a side view of the drum of the cooling storage system according to FIG. 1 with mounted storage units
- FIG. 4 shows a side view of the drum according to FIG. 3 (without storage units) when mounted on a storage rack, the arrangement of a number of position transmitters and a position sensor being illustrated, and
- Figure 5 in part (a) is a perspective view of a mobile storage cassette with the cover removed with a view of an internal partition
- in part (b) is a perspective view of the storage cassette with the cover attached
- in part (c) is a perspective view of the
- FIG. 1 shows a schematic cross section of a cooling storage system 1.
- the cooling storage system 1 has a storage container with a housing 2, the interior of which is accessible via an access opening 3.
- the access opening 3 is indicated schematically in FIG. 1 by a double line. It can be closed, in the exemplary embodiment by a door not shown in the figures, and is preferably at a convenient handling height.
- a thermal insulation 4 is arranged, which is indicated schematically in FIG. 1 and of which the part which extends perpendicular to the drawing plane of FIG. 1 is illustrated in more detail in a perspective view in FIG. 2.
- Thermal insulation is also located on the end faces of the housing 2, that is to say in planes parallel to the drawing plane from FIG. 1, but is not shown in the figures.
- the access opening 3 can be seen, at which the thermal insulation 4 of the housing 2 has a recess.
- the door for closing the access opening 3 is thermally insulated, so that when the door is closed, the entire interior of the housing 2 is surrounded by a substantially closed heat insulation.
- a transport device 5 which can be moved via a drive and has a number of Bearing units, which is designed as a drum in the embodiment.
- the transport device 6 can be rotated with the aid of a drive about a stationary axis of rotation oriented horizontally in the exemplary embodiment. With the aid of a control device, the transport device 6 can be rotated into a position in which a preselected storage unit is accessible via the access opening 3.
- a heat exchanger is arranged between the transport device 6 and the thermal insulation 4, which is designed as a cooling coil 8 in the exemplary embodiment.
- Some sections of the cooling coil 8 are shown schematically in cross section in FIG. 1 and in a perspective view in FIG.
- the cooling coil 8 can be coherent, but can also consist of several sub-units, e.g. are connected in parallel.
- a liquid or gaseous coolant, which extracts heat from the interior of the housing 2, is passed through the cooling coil 8 by an internal or external cooling device.
- the cooling effect can also be brought about by the fact that the coolant evaporates in the cooling coil 8.
- the cooling system with the cooling device and the cooling coil 8 is preferably a closed system.
- the cooling coil 8 can be embedded in the inner wall of the thermal insulation.
- FIG 3 shows the drum designated 10 of the transport device 6 with greater accuracy from the side.
- the drum 10 is mounted in a rotary bearing 12 mounted in the interior of the housing 2. It has two side parts 14 which are arranged at a distance from one another and are firmly connected to one another.
- a drive (not shown in the figures) is set up to rotate the drum 10 about an axis of rotation which extends perpendicular to the plane of the drawing and which runs through the rotary bearing 12.
- Bearing units are arranged between the two side parts 14, which in the exemplary embodiment are designed as large gondolas 16 and small gondolas 18.
- Large gondolas 16 and small ones alternate in the circumferential direction of the drum 10 Gondolas 18; a total of seven large gondolas 16 and seven small gondolas 18 are provided in the exemplary embodiment.
- the large gondolas 16 and the small gondolas 18 extend in the direction of the axis of rotation of the drum 10.
- the cross sections of the large gondolas 16 and the small gondolas 18 are designed in a sector-like manner.
- the geometric arrangement of the large gondolas 16 and the small gondolas 18 and their different sizes allow extensive use of the space between the side parts 14, that is to say the space available in the drum 10.
- the large gondolas 16 and the small gondolas 18 are closed on the sides and on the pivot bearing 12 of the drum 10, but are freely accessible via the peripheral region of the drum 10.
- the large gondolas 16 are firmly connected to the drum 10.
- two pins 20 extending from the sides of the respective large nacelle 16 facing the side parts 14 of the drum 10 are let into respective recesses 22 on the side parts 14 of the drum 10.
- the small gondolas 18 are also firmly connected to the drum 10.
- Serving as a holder for a respective small nacelle 18 on the side of each side part 14 are two profile pieces 24 which are fixedly connected to the relevant side part of the small nacelle 18 and are screwed to a respective angle projection 26 extending from the relevant side part 14 of the drum 10.
- the large gondolas 16 and the small gondolas 18 are provided with a subdivision in which the storage cassettes (see below) can be locked. This prevents storage cassettes from falling out of a large gondola 16 or a small gondola 18 if the opening of the gondola in question in the peripheral region of the drum 10 points downward, depending on the current position of the drum 10.
- the drum 10 without the large gondolas 16 and the small gondolas 18 can be seen from the side.
- FIG. 4 also shows a number of position transmitters 30 which are fastened on the outside of the visible side part 14.
- a position transmitter 30 is provided, which is aligned radially and in the direction of the axis of the respective gondola 16, 18.
- each position transmitter 30 contains a number of permanent magnets 32 lined up next to one another. Since the permanent magnets 32 of a respective position transmitter 30 can each be attached in two different magnetization directions, a bit pattern that is different for all position transmitters 30 can be coded for each position transmitter 30.
- a position sensor 34 is firmly connected to the frame 28.
- the position sensor 34 recognizes, on the one hand, that at this point in time the large gondola 16 or small gondola 18 assigned to this position sensor 30 is aligned with the access opening 3 and, on the other hand, on the basis of the bit pattern which gondola it is.
- the position sensor 34 is part of a control device which is not shown in detail in the figures.
- the control device acts on a motor for rotating the drum 10.
- an operator wants to insert or remove an object, for example a storage cassette, into a certain large nacelle 16 or small nacelle 18, he enters the name of this nacelle via a control panel of the control device ,
- the motor of the drum 10 is then actuated until the position sensor 34 detects the bit pattern of a position transmitter 30 associated with the preselected nacelle, and is then braked.
- the selected large gondola 16 or small gondola 18 is now exactly opposite " the access opening 3 and is after opening the Door accessible via access opening 3.
- the housing 2 of the storage container preferably has dimensions such that the access opening 3 is at a comfortable working height.
- a storage cartridge 40 is shown in several perspective views.
- Such storage cassettes 40 are suitable for holding smaller sample containers such as e.g. Bags and can be accommodated in a large gondola 16 or in a small gondola 18.
- the storage cassette 40 has a base 41, from which side walls 42 extend, and a separate cover 43.
- the cover 43 can be attached using two spring elements 44, only one of which is shown in FIG. 5 (a) latch the side walls 42 of the storage cassette 40.
- the storage cassette 40 has an internal partition 46, which preferably corresponds to the size and shape of the smaller sample containers to be accommodated, e.g. Bag is adjusted. These smaller sample containers should not have too much play so that they are relatively tight when the drum 10 is rotated.
- a detent spring 48 is attached to a side wall 42 of the bearing cassette 40.
- the detent spring 48 is matched to counter elements which are located on the internal division of the large gondolas 16 or small gondolas 18, which is not shown in the figures.
- the storage cassette 40 is oriented such that a handle 49 extending from a side wall 42 is accessible via the open side of the respective large gondola 16 or small gondola 18.
- a large variability of the cooling storage system 1 can be achieved by using the mobile storage cassettes 40.
- the storage cassettes 40 can also be provided in different sizes, and different types of interior Apply divisions 46.
- One example is the handling of cooling blood supplies. Large blood supplies (for example with a content of 1 1 to 15 1) can be inserted directly into a small gondola 18 or a large gondola 16.
- a storage cassette 40 is provided for medium-sized blood supplies, in which the internal partition 46 is omitted or has large compartments. Finally, small blood supplies or sample tubes can be inserted into small compartments of the inner partition 46.
- the blood supplies can remain in the respective storage cassette 40 and can thus be pre-cooled, frozen, stored, transported or thawed together in the cooling storage system 1.
- the stored blood is always protected by the storage cassette 40 and, depending on the design of the wall of the storage cassette 40, is also insulated to a certain extent.
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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)
- Warehouses Or Storage Devices (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU50673/00A AU5067300A (en) | 2000-05-17 | 2000-05-17 | Refrigeration storage system |
PCT/EP2000/004457 WO2001088446A1 (de) | 2000-05-17 | 2000-05-17 | Kühl-lagersystem |
CA002410975A CA2410975A1 (en) | 2000-05-17 | 2000-05-17 | Refrigeration storage system |
EP00935049A EP1285206A1 (de) | 2000-05-17 | 2000-05-17 | Kühl-lagersystem |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2000/004457 WO2001088446A1 (de) | 2000-05-17 | 2000-05-17 | Kühl-lagersystem |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001088446A1 true WO2001088446A1 (de) | 2001-11-22 |
Family
ID=8163942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2000/004457 WO2001088446A1 (de) | 2000-05-17 | 2000-05-17 | Kühl-lagersystem |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1285206A1 (de) |
AU (1) | AU5067300A (de) |
CA (1) | CA2410975A1 (de) |
WO (1) | WO2001088446A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2068105A2 (de) | 2007-12-07 | 2009-06-10 | NCS Medical Cooling Systems Gmbh | Kühl-Lagersystem |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3797272A (en) * | 1971-04-27 | 1974-03-19 | J Huey | Quick-freezer |
US4386504A (en) * | 1980-08-26 | 1983-06-07 | Linde Aktiengesellschaft | Apparatus for the long-term storage of biological material |
DE8710102U1 (de) * | 1987-07-23 | 1987-10-01 | Partschefeld, Rolf Heinz, 7000 Stuttgart | Tiefkühltruhe |
DE29711614U1 (de) * | 1997-06-18 | 1997-08-21 | Messer Griesheim Gmbh, 60314 Frankfurt | Vorrichtung zur tiefkalten Lagerung von pharmazeutischen Proben |
-
2000
- 2000-05-17 WO PCT/EP2000/004457 patent/WO2001088446A1/de not_active Application Discontinuation
- 2000-05-17 AU AU50673/00A patent/AU5067300A/en not_active Abandoned
- 2000-05-17 CA CA002410975A patent/CA2410975A1/en not_active Abandoned
- 2000-05-17 EP EP00935049A patent/EP1285206A1/de not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3797272A (en) * | 1971-04-27 | 1974-03-19 | J Huey | Quick-freezer |
US4386504A (en) * | 1980-08-26 | 1983-06-07 | Linde Aktiengesellschaft | Apparatus for the long-term storage of biological material |
DE8710102U1 (de) * | 1987-07-23 | 1987-10-01 | Partschefeld, Rolf Heinz, 7000 Stuttgart | Tiefkühltruhe |
DE29711614U1 (de) * | 1997-06-18 | 1997-08-21 | Messer Griesheim Gmbh, 60314 Frankfurt | Vorrichtung zur tiefkalten Lagerung von pharmazeutischen Proben |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2068105A2 (de) | 2007-12-07 | 2009-06-10 | NCS Medical Cooling Systems Gmbh | Kühl-Lagersystem |
EP2068105A3 (de) * | 2007-12-07 | 2010-05-19 | NCS Medical Cooling Systems Gmbh | Kühl-Lagersystem |
Also Published As
Publication number | Publication date |
---|---|
CA2410975A1 (en) | 2001-11-22 |
AU5067300A (en) | 2001-11-26 |
EP1285206A1 (de) | 2003-02-26 |
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