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NO325863B1 - Temperature controlled cabinet device - Google Patents

Temperature controlled cabinet device Download PDF

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Publication number
NO325863B1
NO325863B1 NO20064761A NO20064761A NO325863B1 NO 325863 B1 NO325863 B1 NO 325863B1 NO 20064761 A NO20064761 A NO 20064761A NO 20064761 A NO20064761 A NO 20064761A NO 325863 B1 NO325863 B1 NO 325863B1
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NO
Norway
Prior art keywords
distributor
temperature
outflow
flow
flow area
Prior art date
Application number
NO20064761A
Other languages
Norwegian (no)
Other versions
NO20064761L (en
Inventor
Torgeir Hamsund
Magnus Anderssen
Original Assignee
Torgeir Hamsund
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Torgeir Hamsund filed Critical Torgeir Hamsund
Priority to NO20064761A priority Critical patent/NO325863B1/en
Priority to US12/446,727 priority patent/US20100052488A1/en
Priority to PCT/NO2007/000374 priority patent/WO2008051088A1/en
Publication of NO20064761L publication Critical patent/NO20064761L/en
Publication of NO325863B1 publication Critical patent/NO325863B1/en

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47FSPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00Show cases or show cabinets
    • A47F3/001Devices for lighting, humidifying, heating, ventilation
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47FSPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F3/00Show cases or show cabinets
    • A47F3/04Show cases or show cabinets air-conditioned, refrigerated
    • A47F3/0404Cases or cabinets of the closed type
    • A47F3/0408Cases or cabinets of the closed type with forced air circulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2500/00Problems to be solved
    • F25D2500/02Geometry problems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

Temperaturregulert skap (1) omfattende et varerom (8) med minst én lukkbar åpning (12), samt minst ett lufttemperaturregulerende og strømningsfremmende middel (20), og hvor minst én tilførselskanal (22) forløper fra det lufttemperaturregulerende og strømningsfremmende middel (20) og til minst én innstrømningsfordeler (24) hvor innstrømningsfordeleren (24) kommuniserer med varerommet (8), og hvor minst én utstrømningskanal (32) forløper fra varerommet (8) og til det lufttemperaturregulerende og strømningsfremmende middel (20), og hvor minst én utstrømningsfordeler (28) er anordnet mellom varerommet (8) og utstrømningskanalen (32), idet utstrømningsfordelerens. (28) gjennomstrømningsareal er mindre enn innstrømningsfordelerens (24) gjennomstrømningsareal.Temperature-controlled cabinet (1) comprising a storeroom (8) with at least one closable opening (12), and at least one air temperature-regulating and flow-promoting means (20), and wherein at least one supply duct (22) extends from the air-temperature-regulating and flow-promoting means (20) and to at least one inflow distributor (24) where the inflow distributor (24) communicates with the storeroom (8), and where at least one outflow duct (32) extends from the storeroom (8) and to the air temperature regulating and flow promoting means (20), and where at least one outflow distributor ( 28) is arranged between the cargo space (8) and the outflow channel (32), the outflow distributor. (28) flow area is smaller than the flow area of the inflow distributor (24).

Description

ANORDNING VED TEMPERATURREGULERT SKAP DEVICE FOR TEMPERATURE REGULATED CABINET

Denne oppfinnelse vedrører et temperaturregulert skap. Nær-mere bestemt dreier det seg om et temperaturregulert skap som omfatter et varerom med minst én lukkbar åpning, samt lufttemperaturregulerende og luftstrømningsfremmende midler, og hvor minst én tilførselskanal forløper fra det lufttemperaturregulerende middel og til minst én luftinnstrømningsforde-ler hvor innstrømningsfordeleren kommuniserer med varerommet. Innstrømningsfordelerens gjennomstrømningsareal er fortrinnsvis mindre enn tilførselskanalens tverrsnittsareal. Minst én utstrømningskanal forløper fra varerommet og til det lufttemperaturregulerende middel. Minst én utstrømningsfordeler er anordnet mellom varerommet og utstrømningskanalen, idet ut-strømningsfordelerens gjennomstrømningsareal er mindre enn innstrømningsfordelerens gjennomstrømningsareal. This invention relates to a temperature-regulated cabinet. More specifically, it concerns a temperature-regulated cabinet which comprises a storage compartment with at least one closable opening, as well as air temperature regulating and air flow promoting means, and where at least one supply channel runs from the air temperature regulating means and to at least one air inflow distributor where the inflow distributor communicates with the storage compartment. The flow area of the inflow distributor is preferably smaller than the cross-sectional area of the supply channel. At least one outflow channel extends from the warehouse to the air temperature regulating means. At least one outflow distributor is arranged between the goods compartment and the outflow channel, the flow area of the outflow distributor being smaller than the flow area of the inflow distributor.

Temperaturregulerte skap ifølge kjent teknikk oppviser en relativt stor temperaturvariasjon i varerommet under normal drift. Ved åpning av for eksempel en dør i skapet, endres temperaturen i det minste i deler av skapet betydelig, og det kan ta titalls minutter før temperaturen i skapet stabilise-rer seg til ønsket nivå etter at døren er lukket. Temperature-controlled cupboards according to known technology exhibit a relatively large temperature variation in the storage space during normal operation. When, for example, a door in the cabinet is opened, the temperature in at least parts of the cabinet changes significantly, and it can take tens of minutes before the temperature in the cabinet stabilizes to the desired level after the door is closed.

Ved bearbeiding av for eksempel biologiske prøver er en jevn temperatur avgjørende for prøvens utfall og pålitelighet. Prøvene kan ødelegges av den temperaturendring som forekommer når skapdøren åpnes i skap ifølge kjent teknikk. When processing, for example, biological samples, a uniform temperature is crucial for the sample's outcome and reliability. The samples can be destroyed by the temperature change that occurs when the cabinet door is opened in a cabinet according to known technology.

Det er kjent å søke å fordele den luft som strømmer inn i varerommet for å redusere temperaturforskjellene i skapet. EP dokument 1588650 omhandler således et skap for en salgsauto-mat som er forsynt med en innstrømningsfordeler i form av en perforert plate. En innløpsport som befinner seg oppstrøms relativt innstrømningsfordeleren er forsynt med et større tverrsnitt enn innstrømningsfordelerens gjennomstrømnings-areal. Det dannes derved et overtrykk i tilførselskanalen hvor overtrykket ifølge dokumentet bidrar til at den inn-strømmende luft strømmer i ønsket retning. Innstrømningsfor-deleren ifølge EP1588650 er tildelt et ulikt åpningsmønster for å oppnå en hensiktsmessig luftfordeling i skapet. Det relative antall åpninger er økende med avstanden fra innløp-sporten, noe som indikerer at overtrykket i tilførselskanalen ikke har noen fordelende funksjon. It is known to seek to distribute the air that flows into the goods compartment in order to reduce the temperature differences in the cabinet. EP document 1588650 thus deals with a cabinet for a vending machine which is provided with an inflow distributor in the form of a perforated plate. An inlet port which is located upstream relative to the inflow distributor is provided with a larger cross-section than the flow-through area of the inflow distributor. An overpressure is thereby created in the supply duct where, according to the document, the overpressure contributes to the inflowing air flowing in the desired direction. The inflow distributor according to EP1588650 is assigned a different opening pattern to achieve an appropriate air distribution in the cabinet. The relative number of openings is increasing with the distance from the inlet port, which indicates that the excess pressure in the supply channel has no distributing function.

Oppfinnelsen har til formål å avhjelpe eller redusere i det minste én av ulempene ved kjent teknikk. The purpose of the invention is to remedy or reduce at least one of the disadvantages of known technology.

Formålet oppnås i henhold til oppfinnelsen ved de trekk som er angitt i nedenstående beskrivelse og i de etterfølgende patentkrav. The purpose is achieved according to the invention by the features indicated in the description below and in the subsequent patent claims.

Et temperaturregulert skap -i overensstemmelse med oppfinnelsen omfatter et varerom med minst én lukkbar åpning, samt lufttemperaturregulerende og strømningsfremmende midler, idet minst én tilførselskanal forløper fra det lufttemperaturregulerende middel og til minst én innstrømningsfordeler hvor innstrømningsfordeleren kommuniserer med varerommet. Inn-strømningsfordelerens gjennomstrømningsareal er fortrinnsvis mindre enn tilførselskanalens tverrsnittsareal. Minst én ut-strømningskanal forløper fra varerommet og til det lufttemperaturregulerende middel. Skapet i overensstemmelse med oppfinnelsen kjennetegnes ved at minst én utstrømningsfordeler er anordnet mellom varerommet og utstrømningskanalen, idet utstrømningsfordelerens gjennomstrømningsareal er mindre enn innstrømningsfordelerens gjennomstrømningsareal. A temperature-regulated cabinet - in accordance with the invention comprises a storage compartment with at least one closable opening, as well as air temperature regulating and flow promoting means, with at least one supply channel extending from the air temperature regulating means and to at least one inflow distributor where the inflow distributor communicates with the storage compartment. The flow area of the inflow distributor is preferably smaller than the cross-sectional area of the supply channel. At least one outflow channel extends from the warehouse to the air temperature regulating means. The cabinet in accordance with the invention is characterized by the fact that at least one outflow distributor is arranged between the goods compartment and the outflow channel, the flow area of the outflow distributor being smaller than the flow area of the inflow distributor.

Innstrømningsfordeleren kan med fordel utgjøre i det minste en andel av minst én av varerommets vegger, mens utstrøm-ningsf ordeleren med fordel også kan utgjøre i det minste en andel av minst én av varerommets vegger. Begrepet vegger omfatter i denne sammenheng også skapets minst ene dør, tak og bunn. The inflow distributor can advantageously form at least a proportion of at least one of the warehouse walls, while the outflow distributor can also advantageously form at least a proportion of at least one of the warehouse walls. In this context, the term walls also includes at least one door, roof and bottom of the cabinet.

Inn- og utstrømningsfordelernes relative plassering er valgt slik at det oppnås en tilnærmet lik strømningshastighet i varerommet. Inn- og utstrømningsfordelerne kan være oppdelt og fordelt i ulike områder i varerommet. The relative location of the inlet and outlet distributors has been chosen so that an approximately equal flow rate is achieved in the warehouse. The inflow and outflow distributors can be divided and distributed in different areas in the warehouse.

Innstrømningsfordelerens gjennomstrømningsareal er typisk 2 til 50% mindre enn tilførselskanalens tverrsnittsareal. The flow area of the inflow distributor is typically 2 to 50% smaller than the cross-sectional area of the supply channel.

Mer fordelaktig er innstrømningsfordelerens gjennomstrøm-ningsareal 4 til 30% mindre enn tilførselskanalens tverrsnittsareal . More advantageously, the flow-through area of the inflow distributor is 4 to 30% smaller than the cross-sectional area of the supply channel.

Mest fordelaktig er innstrømningsfordelerens gjennomstrøm-ningsareal 6 til 15% mindre enn tilførselskanalens tverrsnittsareal . Most advantageously, the flow-through area of the inflow distributor is 6 to 15% smaller than the cross-sectional area of the supply channel.

Utstrømningsfordelerens gjennomstrømningsareal er typisk 2 til 50% mindre enn innstrømningsfordelerens gjennomstrøm-ningsareal . The flow area of the outflow distributor is typically 2 to 50% smaller than the flow area of the inflow distributor.

Mer fordelaktig er utstrømningsfordelerens gjennomstrømnings-areal 4 til 30% mindre enn innstrømningsfordelerens gjennom-strømningsareal . More advantageously, the flow-through area of the outflow distributor is 4 to 30% smaller than the flow-through area of the inflow distributor.

Mest fordelaktig er utstrømningsfordelerens gjennomstrøm-ningsareal 6 til 15% mindre enn innstrømningsfordelerens gjennomstrømningsareal. Forholdet mellom innstrømningsfordelerens gjennomstrømnings-areal relativt tilførselskanalens tverrsnittsareal og ut-strømningsf ordelerens gjennomstrømningsareal relativt inn-strømningsfordelerens gjennomstrømningsareal kan være ulik i ulike deler i varerommet. Most advantageously, the flow area of the outflow distributor is 6 to 15% smaller than the flow area of the inflow distributor. The ratio between the flow area of the inflow distributor relative to the cross-sectional area of the supply channel and the flow area of the outflow distributor relative to the flow area of the inflow distributor may be different in different parts of the warehouse.

Det lufttemperaturregulerende middel utgjøres i det minste av et kjøle- eller et varmeelement, mens det strømningsfremmende middel typisk utgjøres av en vifte som foruten å kunne tilfø-res luft via utstrømningskanalen også er utformet til å kunne tilføres luft fra omgivelsene via en suppleringsåpning. The air temperature regulating means consists at least of a cooling or a heating element, while the flow-promoting means typically consists of a fan which, in addition to being able to supply air via the outflow channel, is also designed to be able to supply air from the surroundings via a supplementary opening.

Ved å velge viftens kapasitet tilstrekkelig stor og innstrøm-ningsfordelerens gjennomstrømningsareal i overensstemmelse med de nevnte verdier relativt tilførselskanalens tverrsnittsareal, oppstår det et overtrykk i tilførselskanalen som bevirker at strømningshastigheten gjennom innstrømningsforde-lerens åpninger er tilnærmet lik og i det vesentligste uav-hengig av avstanden fra det strømningsfremmende middel. Dette sikrer en jevn innstrømning av luft over hele innstrømnings-fordelerens areal. By choosing the capacity of the fan to be sufficiently large and the flow area of the inflow distributor in accordance with the aforementioned values relative to the cross-sectional area of the supply channel, an overpressure occurs in the supply channel which causes the flow rate through the openings of the inflow distributor to be approximately equal and largely independent of the distance from the flow promoting agent. This ensures a uniform inflow of air over the entire area of the inflow distributor.

Det relative forhold mellom utstrømningsfordelerens mindre gjennomstrømningsareal og innstrømningsfordelerens større gjennomstrømningsareal bevirker at det oppstår et overtrykk relativt omgivelsene i varerommet. The relative ratio between the outflow distributor's smaller flow area and the inflow distributor's larger flow area results in an overpressure relative to the surroundings in the warehouse.

Når skapets dør åpnes, strømmer derved en temperaturregulert luft ut av skapet, mens ny luft, som trekkes inn via supple-ringsåpningen og videre gjennom de lufttemperaturregulerende og strømningsfremmende midler, tilføres via innstrømningsfor-deleren. Derved opprettholdes en i hovedsak uendret temperatur i skapet selv når døren åpnes. When the cabinet door is opened, temperature-regulated air thereby flows out of the cabinet, while new air, which is drawn in via the supplementary opening and further through the air temperature regulating and flow-promoting means, is supplied via the inflow distributor. Thereby, an essentially unchanged temperature is maintained in the cupboard even when the door is opened.

Beregninger har vist at temperaturvariasjonen i et temperaturregulert skap i henhold til oppfinnelsen vil kunne komme Calculations have shown that the temperature variation in a temperature-regulated cabinet according to the invention will be able to occur

ned mot 1°C selv når en dør åpnes. down to 1°C even when a door is opened.

Det kan være nødvendig å forsyne for eksempel tilførselskana-len med en lukkbar åpning til skapets utside for relativt hurtig å kunne drenere for eksempel luft som kan ha for høy temperatur bort fra skapet. It may be necessary to provide, for example, the supply channel with a closable opening to the outside of the cabinet in order to be able to relatively quickly drain, for example, air that may have too high a temperature away from the cabinet.

Skapet er velegnet for regulering av den innvendige atmosfære for eksempel med hensyn til gassammensetning og fuktighet. The cabinet is suitable for regulating the internal atmosphere, for example with regard to gas composition and humidity.

I det etterfølgende beskrives et eksempel på en foretrukket utførelsesform som er anskueliggjort på medfølgende tegning-er , hvor: Fig. 1 viser perspektivisk et skap i overensstemmelse med oppfinnelsen; Fig. 2 viser et vertikalsnitt Ia-Ia i fig. 1; Fig. 3 viser et plansnitt Ib-Ib i fig. 1, men med lukket dør; og In what follows, an example of a preferred embodiment is described which is visualized in the accompanying drawings, where: Fig. 1 shows a perspective view of a cabinet in accordance with the invention; Fig. 2 shows a vertical section Ia-Ia in fig. 1; Fig. 3 shows a plan section Ib-Ib in fig. 1, but with closed door; and

Fig. 4 viser et plansnitt Ib-Ib i fig. 1. Fig. 4 shows a plan section Ib-Ib in fig. 1.

På tegningene betegner henvisningstallet 1 et temperaturregulert skap, nedenfor betegnet skap, som omfatter fire utvendige vegger 2, en topplate 4 og en sokkelplate 6. Skapet 1 er forsynt med et varerom 8 som er oppdelt ved hjelp av hyller 10. En av de utvendige vegger 2 er forsynt med en lukkbar åpning 12 som lukkes ved hjelp av en tettende dør 14. In the drawings, the reference number 1 denotes a temperature-regulated cabinet, below called cabinet, which comprises four external walls 2, a top plate 4 and a plinth plate 6. The cabinet 1 is provided with a goods compartment 8 which is divided by means of shelves 10. One of the external walls 2 is provided with a closable opening 12 which is closed by means of a sealing door 14.

En suppleringsåpning 16 som befinner seg under døren 14 til-later luft å strømme fra utsiden og inn i skapets 1 sokkel 18, fortrinnsvis via et ikke vist filter. A supplementary opening 16 located under the door 14 allows air to flow from the outside into the base 18 of the cabinet 1, preferably via a filter not shown.

En vifte 20 omfattende et varmeelement med nødvendig ikke vist styring, nedenfor betegnet vifte, utgjør skapets 1 lufttemperaturregulerende og strømningsfremmende midler. A fan 20 comprising a heating element with necessary control not shown, referred to below as fan, constitutes the cabinet 1's air temperature regulating and flow promoting means.

En tilførselskanal 22, se fig. 2, forløper i bakkant av skapet 1 fra viften 20 og er avgrenset fra varerommet 8 ved hjelp av en innstrømningsfordeler 24 i form av en perforert plate. Innstrømningsfordelerens 24 første perforeringer 26, som er tilnærmet jevnt fordelt over varerommets 8 bakkant, er forsynt med et samlet gjennomstrømningsareal som er mindre enn tilførselskanalens 22 gjennomstrømningsareal. A supply channel 22, see fig. 2, extends at the rear edge of the cabinet 1 from the fan 20 and is delimited from the goods compartment 8 by means of an inflow distributor 24 in the form of a perforated plate. The first perforations 26 of the inflow distributor 24, which are approximately evenly distributed over the rear edge of the goods compartment 8, are provided with a total flow-through area that is smaller than the flow-through area of the supply channel 22.

Under drift vil det derved bygge seg opp et overtrykk i til-førselskanalen 22 relativt varerommet 8, noe som bidrar til at luft strømmer gjennom de første perforeringer 26 med tilnærmet lik hastighet. During operation, an overpressure will thereby build up in the supply channel 22 relative to the goods compartment 8, which contributes to air flowing through the first perforations 26 at approximately the same speed.

Varerommet 8 er ved begge sine sidevegger nærmest den lukkbare åpning 12 forsynt med hver sin utstrømningsfordeler 28 i form av perforerte plater. Utstrømningfordelernes 28 andre perforeringer 30 har et samlet gjennomstrømningsareal som er mindre enn de første perforeringers 26 gjennomstrømnings-areal . The goods compartment 8 is provided on both of its side walls closest to the closable opening 12 with separate outflow dividers 28 in the form of perforated plates. The second perforations 30 of the outflow distributors 28 have a total flow-through area which is smaller than the flow-through area of the first perforations 26.

Fra utstrømningsfordelerne 28 strømmer luften via hver sin utløpskanal 32 og gjennomgående åpninger 34 i sokkelen 18 tilbake til viften 20. From the outflow distributors 28, the air flows via each outlet channel 32 and through openings 34 in the base 18 back to the fan 20.

Grunnet det større gjennomstrømningsareal i de første perforeringer 26 relativt de andre perforeringer 30 oppstår det under drift et overtrykk i varerommet 8 også i forhold til i utstrømningskanalene 32. Dette undertrykk bevirker at ut-strømningshastigheten gjennom utstrømningsfordelernes 28 andre perforeringer 30 er tilnærmet lik. Due to the larger flow area in the first perforations 26 relative to the second perforations 30, an overpressure occurs during operation in the goods compartment 8 also in relation to the outflow channels 32. This negative pressure causes the outflow velocity through the outflow distributors 28's other perforations 30 to be approximately the same.

Som et resultat av dette er luftstrømmen gjennom varerommet 8 jevn og tilnærmet lik i alle høydenivå. Strømningen er indikert med piler i fig. 3. As a result of this, the air flow through the warehouse 8 is uniform and approximately the same at all height levels. The flow is indicated by arrows in fig. 3.

Når døren 14 åpnes, se fig. 4, strømmer ikke luften fra varerommet 8 lenger ut gjennom utstrømningsfordelerne 28, men ut gjennom den lukkbare åpning 12. Ved at luftstrømmen gjennom innstrømningsfordeleren 24 likevel sikrer en jevn luftstrøm gjennom varerommet 8, indikert ved piler i fig. 4, opprettholdes det en jevn temperatur i varerommet 8 selv om døren 14 åpnes. Nødvendig luft til viften 20 trekkes gjennom supple-ringsåpningen 16. When the door 14 is opened, see fig. 4, the air from the goods compartment 8 no longer flows out through the outflow distributors 28, but out through the closable opening 12. As the air flow through the inflow distributor 24 nevertheless ensures a uniform air flow through the goods compartment 8, indicated by arrows in fig. 4, a uniform temperature is maintained in the goods compartment 8 even if the door 14 is opened. Necessary air for the fan 20 is drawn through the supplementary opening 16.

Claims (11)

1. Temperaturregulert skap (1) omfattende et varerom (8) med minst én lukkbar åpning (12), samt minst ett lufttemperaturregulerende og strømningsfremmende middel (20), og hvor minst én tilførselskanal (22) forløper fra det lufttemperaturregulerende og strømningsfremmende middel (20) og til minst én innstrømningsfordeler (24) hvor innstrømningsfordeleren (24) kommuniserer med varerommet (8), og hvor minst én utstrømningskanal (32) for-løper fra varerommet (8) og til det lufttemperaturregulerende og strømningsfremmende middel (20), karakterisert ved at minst én utstrøm-ningsf ordeler (28) er anordnet mellom varerommet (8) og utstrømningskanalen (32), idet utstrømningsfordelerens (28) gjennomstrømningsareal er mindre enn innstrømnings-fordelerens (24) gjennomstrømningsareal.1. Temperature-controlled cabinet (1) comprising a goods compartment (8) with at least one closable opening (12), as well as at least one air temperature-regulating and flow-promoting means (20), and where at least one supply channel (22) extends from the air temperature-regulating and flow-promoting means (20 ) and to at least one inflow distributor (24) where the inflow distributor (24) communicates with the goods compartment (8), and where at least one outflow channel (32) leads from the goods compartment (8) and to the air temperature regulating and flow promoting means (20), characterized by that at least one outflow distributor (28) is arranged between the goods compartment (8) and the outflow channel (32), the flow area of the outflow distributor (28) being smaller than the flow area of the inflow distributor (24). 2. Temperaturregulert skap (1) i henhold til krav 1, karakterisert ved at innstrømningsf orde-leren (24) utgjør i det minste en andel av minst én av varerommets (8) vegger.2. Temperature-controlled cabinet (1) according to claim 1, characterized in that the inflow distributor (24) forms at least a proportion of at least one of the walls of the storage space (8). 3. Temperaturregulert skap (1) i henhold til krav 1, karakterisert ved at utstrømningsf ordele-ren (28) utgjør i det minste en andel av minst én av varerommets (8) vegger.3. Temperature-controlled cabinet (1) according to claim 1, characterized in that the outflow distributor (28) forms at least a proportion of at least one of the walls of the storage space (8). 4. Temperaturregulert skap (1) i henhold til krav 1, karakterisert ved at inn- og utstrøm-ningsf ordelerne (24, 28) er oppdelt og fordelt i ulike områder i varerommet (8).4. Temperature-controlled cabinet (1) according to claim 1, characterized in that the inlet and outlet dividers (24, 28) are divided and distributed in different areas in the goods compartment (8). 5. Temperaturregulert skap (1) i henhold til krav 1, karakterisert ved at innstrømningsf orde-lerens (24) gjennomstrømningsareal er mellom 2 og 50% mindre enn tilførselskanalens (22) tverrsnittsareal.5. Temperature-regulated cabinet (1) according to claim 1, characterized in that the flow area of the inflow distributor (24) is between 2 and 50% smaller than the cross-sectional area of the supply channel (22). 6. Temperaturregulert skap i henhold til krav 1, karakterisert ved at innstrømningsfordelerens (24) gjennomstrømningsareal er mellom 4 og 30% mindre enn tilførselskanalens (22) tverrsnittsareal.6. Temperature-controlled cabinet according to claim 1, characterized in that the flow area of the inflow distributor (24) is between 4 and 30% smaller than the cross-sectional area of the supply channel (22). 7. Temperaturregulert skap i henhold til krav 1, karakterisert ved at innstrømningsfordelerens gjennomstrømningsareal (24) er mellom 6 og 15% mindre enn tilførselskanalens (22) tverrsnittsareal.7. Temperature-controlled cabinet according to claim 1, characterized in that the flow area of the inflow distributor (24) is between 6 and 15% smaller than the cross-sectional area of the supply channel (22). 8. Temperaturregulert skap i henhold til krav 1, karakterisert ved at utstrømningsfordelerens (28) gjennomstrømningsareal er mellom 2 og 50% mindre enn innstrømningsfordelerens (24) gjennomstrømningsare-al.8. Temperature-controlled cabinet according to claim 1, characterized in that the flow area of the outflow distributor (28) is between 2 and 50% smaller than the flow area of the inflow distributor (24). 9. Temperaturregulert skap i henhold til krav 1, karakterisert ved at utstrømningsfordelerens (28) gjennomstrømningsareal er mellom 4 og 35% mindre enn innstrømningsfordelerens (24) gjennomstrømningsare-al.9. Temperature-controlled cabinet according to claim 1, characterized in that the flow area of the outflow distributor (28) is between 4 and 35% smaller than the flow area of the inflow distributor (24). 10. Temperaturregulert skap i henhold til krav 1, karakterisert ved at utstrømningsfordelerens (28) gjennomstrømningsareal er mellom 6 og 15% mindre enn innstrømningsfordelerens (24) gjennomstrømningsare-al.10. Temperature-controlled cabinet according to claim 1, characterized in that the flow area of the outflow distributor (28) is between 6 and 15% smaller than the flow area of the inflow distributor (24). 11. Temperaturregulert skap i henhold til krav 1, karakterisert ved at de relative forhold mellom innstrømningsfordelerens (24) gjennomstrømnings-areal relativt tilførselskanalens (22) tverrsnittsareal, og utstrømningsfordelerens (28) gjennomstrømningsareal relativt innstrømningsfordelerens (24) gjennomstrøm-ningsareal er ulike i ulike deler i varerommet (8).11. Temperature-controlled cabinet according to claim 1, characterized in that the relative ratios between the flow area of the inflow distributor (24) relative to the cross-sectional area of the supply channel (22), and the flow area of the outflow distributor (28) relative to the flow area of the inflow distributor (24) are different in different parts in the warehouse (8).
NO20064761A 2006-10-23 2006-10-23 Temperature controlled cabinet device NO325863B1 (en)

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NO20064761A NO325863B1 (en) 2006-10-23 2006-10-23 Temperature controlled cabinet device
US12/446,727 US20100052488A1 (en) 2006-10-23 2007-10-22 Device for a temperature-regulated cabinet
PCT/NO2007/000374 WO2008051088A1 (en) 2006-10-23 2007-10-22 A device for a temperature -regulated cabinet

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