ES2252142T3 - ELECTRODOMESTICO FRIGORIFICO WITH REFRIGERATION GRILL PROVIDED WITH EUTECTIC PLATES. - Google Patents
ELECTRODOMESTICO FRIGORIFICO WITH REFRIGERATION GRILL PROVIDED WITH EUTECTIC PLATES.Info
- Publication number
- ES2252142T3 ES2252142T3 ES01200404T ES01200404T ES2252142T3 ES 2252142 T3 ES2252142 T3 ES 2252142T3 ES 01200404 T ES01200404 T ES 01200404T ES 01200404 T ES01200404 T ES 01200404T ES 2252142 T3 ES2252142 T3 ES 2252142T3
- Authority
- ES
- Spain
- Prior art keywords
- eutectic
- shelves
- refrigerating appliance
- eutectic plates
- coil
- 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
Links
- 230000005496 eutectics Effects 0.000 title claims abstract description 37
- 238000005057 refrigeration Methods 0.000 title description 3
- 238000001816 cooling Methods 0.000 claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims abstract 2
- 239000003086 colorant Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 description 5
- 235000013305 food Nutrition 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/006—Self-contained movable devices, e.g. domestic refrigerators with cold storage accumulators
-
- 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
- F25D16/00—Devices using a combination of a cooling mode associated with refrigerating machinery with a cooling mode not associated with refrigerating machinery
-
- 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
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/028—Cooled supporting means
-
- 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
- F25D2400/30—Quick freezing
Landscapes
- 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)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Aparato electrodoméstico frigorífico que comprende un armario (1) y por lo menos un circuito refrigerante con un compresor y un condensador y una rejilla de refrigeración (2), extendiéndose dicha rejilla de refrigeración (2) en longitud y en anchura en el interior de dicho armario (1) definiendo de ese modo unos estantes horizontales (3; 12, 200, 13, 14, 15) que están dispuestos a unas predeterminadas distancias entre sí, estando dichos estantes (3; 12, 200, 13, 14, 15) formados por un serpentín de enfriamiento (4) que forma unos pliegues exteriores (8) con una pequeña longitud de serpentín (4) y unos pliegues (9) con una mayor longitud de serpentín (4) de modo que se crean unos alojamientos (20) para recibir unas placas eutécticas (10, 11), estando dichas placas eutécticas (10, 11) fijadas de forma amovible a dicho serpentín de enfriamiento (4) de cada estante (3; 12, 200, 13, 14. 15).Refrigerating appliance comprising a cabinet (1) and at least one refrigerant circuit with a compressor and a condenser and a cooling rack (2), said cooling rack (2) extending in length and width inside said cabinet (1) thereby defining horizontal shelves (3; 12, 200, 13, 14, 15) that are arranged at predetermined distances from each other, said shelves being (3; 12, 200, 13, 14, 15) formed by a cooling coil (4) that forms outer folds (8) with a small length of coil (4) and folds (9) with a longer length of coil (4) so that housings (20) are created ) to receive eutectic plates (10, 11), said eutectic plates (10, 11) being removably fixed to said cooling coil (4) of each shelf (3; 12, 200, 13, 14. 15).
Description
Electrodoméstico frigorífico con rejilla de refrigeración provista de placas eutécticas.Refrigerator appliance with grill refrigeration provided with eutectic plates.
La presente invención se refiere a un aparato electrodoméstico frigorífico con una rejilla de refrigeración provista de unas placas eutécticas, en particular a un congelador. Más particularmente, la presente invención se refiere a un congelador doméstico.The present invention relates to an apparatus Refrigerator appliance with a cooling rack provided with eutectic plates, in particular a freezer. More particularly, the present invention relates to a domestic freezer
En general son conocidos los congeladores domésticos, particularmente los de tipo vertical, con unos compartimentos para congelar o conservar alimentos en los cuales la temperatura puede variar entre -30ºC y -18ºC. El mantenimiento de la baja temperatura en este tipo de congeladores se realiza mediante ciclos en los cuales casi siempre está activado el compresor de dicho congelador y con unos pocos momentos de pausa.In general, freezers are known domestic, particularly those of vertical type, with some compartments for freezing or preserving food in which the temperature may vary between -30ºC and -18ºC. The maintenance of The low temperature in this type of freezers is done by cycles in which the compressor is almost always activated Freezer said and with a few pause moments.
Esto determina un considerable consumo de energía en dicho tipo de congeladores que va en contra de las necesidades actuales de los fabricantes de aparatos electrodomésticos. En efecto, a la vista de las normas europeas relacionadas con el consumo de energía, dichos fabricantes de aparatos electrodomésticos están trabajando para conseguir soluciones efectivas con el objetivo de reducir el consumo eléctrico.This determines a considerable energy consumption in that type of freezers that goes against the needs Current manufacturers of household appliances. In effect, in view of the European standards related to energy consumption, said manufacturers of household appliances they are working to achieve effective solutions with the objective of reducing electricity consumption.
Además, el control y la estabilización de la temperatura en los diversos contenedores del congelador es difícil incluso con una activación continua del compresor.In addition, the control and stabilization of the temperature in the various freezer containers is difficult even with a continuous activation of the compressor.
Los documentos EP-A-1 006 324 y WO 01 27551 A dan a conocer un estante de frigorífico formado por un serpentín de enfriamiento y unos elementos que forman una estructura de rejilla con unos pasos en los cuales se inserta un contenedor con una mezcla eutéctica.Documents EP-A-1 006 324 and WO 01 27551 A give get to know a refrigerator shelf formed by a coil of cooling and elements that form a grid structure with a few steps in which a container with a eutectic mixture.
A la vista del estado de la técnica descrito anteriormente, el objetivo de la presente invención es proporcionar un aparato electrodoméstico frigorífico que permita obtener un consumo de energía inferior al de los congeladores conocidos.In view of the state of the art described previously, the objective of the present invention is to provide a refrigerating appliance that allows obtaining a lower energy consumption than known freezers.
Según la presente invención, dicho objetivo se alcanza mediante un aparato electrodoméstico frigorífico según la reivindicación 1.According to the present invention, said objective is achieved by means of a refrigerating appliance according to the claim 1.
Gracias a la presente invención, es posible fabricar un aparato electrodoméstico frigorífico en el que mediante la utilización de unas placas eutécticas en cada estante de la rejilla de refrigeración se consiguen unos compartimentos apropiados para enfriar alimentos con un bajo consumo de energía y que además permiten estabilizar mejor la temperatura en el interior de cada compartimento.Thanks to the present invention, it is possible manufacture a refrigerating appliance in which the use of eutectic plates on each shelf of the cooling rack you get some compartments suitable for cooling foods with low energy consumption and which also allow to better stabilize the temperature inside of each compartment.
Las características y ventajas de la presente invención se pondrán más claramente de manifiesto a partir de la siguiente descripción detallada de una forma de realización de la misma, que se representa a título de ejemplo no limitativo en los dibujos adjuntos, en los que:The characteristics and advantages of this invention will become more clearly apparent from the following detailed description of an embodiment of the same, which is represented by way of non-limiting example in the attached drawings, in which:
la Figura 1 es una vista esquemática frontal de un congelador vertical provisto de una rejilla de refrigeración según la presente invención;Figure 1 is a schematic front view of a vertical freezer equipped with a cooling rack according to the present invention;
la Figura 2 es una vista en sección según la línea II-II del congelador de la Figura 1;Figure 2 is a sectional view according to the line II-II of the freezer of Figure 1;
la Figura 3a es una vista en planta superior de un estante de la rejilla de refrigeración de la Figura 1 provista de un primer tipo de placa eutéctica;Figure 3a is a top plan view of a rack of the cooling rack of Figure 1 provided of a first type of eutectic plate;
la Figura 3b es una sección según la línea III-III de la Figura 3a;Figure 3b is a section according to the line III-III of Figure 3a;
la Figura 4a es una vista en planta superior de un estante de la rejilla de refrigeración de la Figura 1 provista de un segundo tipo de placas eutécticas;Figure 4a is a top plan view of a rack of the cooling rack of Figure 1 provided of a second type of eutectic plates;
la Figura 4b es una sección según la línea IV-IV del estante de la Figura 4a.Figure 4b is a section according to the line IV-IV of the shelf of Figure 4a.
En referencia a la Figura 1, se representa un congelador vertical que comprende un armario 1 y una rejilla de refrigeración 2 según la presente invención.Referring to Figure 1, a vertical freezer comprising a cabinet 1 and a grid of cooling 2 according to the present invention.
La rejilla de refrigeración 2 está dispuesta a lo largo de toda la anchura y la longitud del armario 1 de modo que define unos estantes 3 horizontales dispuestos a una determinada distancia entre sí y constituidos por un serpentín de enfriamiento 4. Dichos estantes 3 están transversalmente conectados entre sí mediante unos vástagos 5 y 6 que están soldados transversalmente en la parte inferior y en la parte superior del serpentín de enfriamiento 4 y están fijados a las paredes laterales del congelador mediante unos soportes 7. El serpentín de enfriamiento 4 de los estantes 3 forma unos pliegues exteriores 8 con una pequeña longitud del serpentín y unos pliegues 9 con una mayor longitud del serpentín de modo que se crean unos alojamientos 20 apropiados para recibir unas placas eutécticas 10 de un primer tipo dispuestas horizontalmente, como se representa en las Figuras 3a, 3b. Dichas placas eutécticas 10 están fijadas de forma amovible al serpentín de enfriamiento 4 de cada estante y están precisamente conectadas a los pliegues 9 de modo que ocupan un espacio casi igual a una vez y media el alojamiento 20. Las placas 10 están acopladas al serpentín 4 con el propósito de tener un considerable número de puntos de contacto tanto con el propio serpentín 4 así como con los vástagos 5 y 6 que están soldados al serpentín 4 para facilitar el intercambio térmico. Dichas placas eutécticas 10 presentan un espesor reducido pero amplias superficies laterales, estando constituidas por un contenedor generalmente realizado en un material plástico que contiene una solución eutéctica de
\hbox{aproximadamente 0,6 litros.} The cooling rack 2 is arranged along the entire width and length of the cabinet 1 so that it defines horizontal shelves 3 arranged at a certain distance from each other and constituted by a cooling coil 4. Said shelves 3 are transversely connected with each other by means of stems 5 and 6 that are welded transversely on the bottom and top of the cooling coil 4 and are fixed to the side walls of the freezer by means of supports 7. The cooling coil 4 of the shelves 3 forms outer folds 8 with a small length of the coil and some folds 9 with a longer length of the coil so that appropriate housings 20 are created to receive horizontally arranged first eutectic plates 10, as shown in Figures 3a, 3b Said eutectic plates 10 are removably fixed to the cooling coil 4 of each shelf and are precisely connected to the folds 9 so that they occupy a space almost equal to one and a half times the housing 20. The plates 10 are coupled to the coil 4 in order to have a considerable number of contact points with both the coil 4 itself and with the rods 5 and 6 that are welded to the coil 4 to facilitate thermal exchange. Said eutectic plates 10 have a reduced thickness but wide lateral surfaces, being constituted by a container generally made of a plastic material containing a eutectic solution of \ hbox {approximately 0.6 liters.}
En el armario 1 además de los estantes 3 con las placas eutécticas 10 también se encuentran otros estantes 3 con unas placas eutécticas 11 de un segundo tipo más pequeñas que las placas eutécticas 10 e insertada cada una horizontalmente en un alojamiento 20 de los pliegues 9 del serpentín 4 de modo amovible, como se representa más detalladamente en las Figuras 4a, 4b. Dichas placas eutécticas 11 están también acopladas asimismo al serpentín 4, de modo que presentan un número considerable de puntos de contacto con el mismo y con los vástagos 5 y 6 que están soldados al serpentín 4 y presentan unas superficies laterales de extensión más reducida. Dichas placas 11 están constituidas por un contenedor generalmente realizado en un material plástico y que contiene una solución eutéctica de aproximadamente 0,14 litros.In the closet 1 in addition to the shelves 3 with the eutectic plates 10 are also found other shelves 3 with eutectic plates 11 of a second type smaller than the eutectic plates 10 and inserted each horizontally in a housing 20 of the folds 9 of the coil 4 removably, as depicted in more detail in Figures 4a, 4b. These eutectic plates 11 are also coupled to the coil 4, so that they present a considerable number of points of contact with it and with the stems 5 and 6 that are welded to coil 4 and have lateral extension surfaces smaller. Said plates 11 are constituted by a container usually made of a plastic material and that contains a eutectic solution of approximately 0.14 liters.
Como la rejilla de refrigeración 2, que forma parte del circuito frigorífico (no representada en las figuras) comprende un compresor adecuado y un condensador, permite que los estantes, presenten todos ellos una temperatura uniforme, a diversas temperaturas, y particularmente a una temperatura que se incrementa desde la parte superior hacia la parte inferior del armario 1 del congelador. Por consiguiente es posible tener estantes 12 para comida ultracongelada a una temperatura de -30ºC, estantes 200 para congelado rápido a -26ºC, estantes de congelación media 13 a -22ºC, estantes de almacenamiento 14 a una temperatura de -18ºC.As the cooling rack 2, which forms part of the refrigeration circuit (not shown in the figures) It comprises a suitable compressor and a condenser, it allows the shelves, all have a uniform temperature, at various temperatures, and particularly at a temperature that increases from the top to the bottom of the 1 freezer cabinet. Therefore it is possible to have shelves 12 for frozen food at a temperature of -30ºC, 200 shelves for fast freezing at -26ºC, freezing shelves average 13 at -22 ° C, storage shelves 14 at a temperature from -18 ° C.
Además, también es posible tener asimismo por lo menos un estante 15 con una temperatura eutéctica diferenciada por zonas en un mismo estante 3 utilizando placas eutécticas 10 y 11 a diferentes temperaturas en el mismo estante 15.In addition, it is also possible to have also minus a shelf 15 with an eutectic temperature differentiated by zones on the same shelf 3 using eutectic plates 10 and 11 a different temperatures on the same shelf 15.
Los estantes provistos de placas eutécticas 10, 11 están ordenados verticalmente separados a una determinada distancia entre sí de modo que definen unos respectivos contenedores 40 a 45 para enfriar alimentos dentro del armario 1. Dichos contenedores 40 a 45 están cerrados por unas respectivas puertas 50 a 55 mientras que todo el armario está cerrado por una puerta 60.The shelves provided with eutectic plates 10, 11 are arranged vertically separated to a given distance from each other so that they define respective containers 40 to 45 to cool food inside the cabinet 1. Sayings containers 40 to 45 are closed by respective doors 50 to 55 while the entire closet is closed by a door 60
Las placas eutécticas 10 y 11 permiten la homogenización de la temperatura en los diversos estantes, que, especialmente cuando el compresor está cíclicamente en pausa, permiten un incremento de los tiempos de aumento de la temperatura, disminuyendo de este modo el consumo de energía. Para alcanzar el resultado térmico requerido por las especificaciones internacionales resulta posible, en la etapa de diseño, proporcionar un número mínimo de placas eutécticas 10, 11 que actúan como volante térmico en los correspondientes zonas.The eutectic plates 10 and 11 allow the homogenization of the temperature on the various shelves, which, especially when the compressor is cyclically paused, allow an increase in the increase times of the temperature, thereby decreasing energy consumption. For achieve the thermal result required by the specifications international is possible, at the design stage, provide a minimum number of eutectic plates 10, 11 that They act as a thermal flywheel in the corresponding areas.
Preferentemente las placas eutécticas 10 y 11 presentan diferentes colores según el tipo de solución eutéctica que contienen y pueden tener la temperatura directamente impresa en el contenedor.Preferably the eutectic plates 10 and 11 they have different colors according to the type of eutectic solution that contain and can have the temperature directly printed on the container.
Las placas eutécticas 11, puesto que son amovibles de los alojamientos 20 previstos en los estantes 3, se pueden extraer y utilizar de diversos modos fuera del congelador, por ejemplo en frigoríficos portátiles.The eutectic plates 11, since they are removable housing 20 provided on shelves 3, it they can extract and use various ways outside the freezer, for example in portable refrigerators.
Preferentemente el serpentín de enfriamiento 4 define unos alojamientos 20 para las placas eutécticas 10, 11 con una distancia constante.Preferably the cooling coil 4 defines housings 20 for eutectic plates 10, 11 with a constant distance
Preferentemente cada uno de los estantes 3 comprende el mismo número de alojamientos 20 para las placas eutécticas 10, 11.Preferably each of the shelves 3 it comprises the same number of housings 20 for the plates eutectic 10, 11.
Claims (9)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2000MI000231A IT1316359B1 (en) | 2000-02-11 | 2000-02-11 | REFRIGERANT GRILL WITH REFRIGERANT PLATE EQUIPPED WITH PLATES |
| ITMI00A0231 | 2000-02-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2252142T3 true ES2252142T3 (en) | 2006-05-16 |
Family
ID=11443985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES01200404T Expired - Lifetime ES2252142T3 (en) | 2000-02-11 | 2001-02-05 | ELECTRODOMESTICO FRIGORIFICO WITH REFRIGERATION GRILL PROVIDED WITH EUTECTIC PLATES. |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1124101B1 (en) |
| DE (1) | DE60114899T2 (en) |
| ES (1) | ES2252142T3 (en) |
| IT (1) | IT1316359B1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITTO20030991A1 (en) * | 2003-12-11 | 2005-06-12 | Merloni Elettrodomestici Spa | REFRIGERANT APPLIANCE. |
| DE102004006272A1 (en) * | 2004-02-09 | 2005-08-25 | Linde Kältetechnik GmbH & Co. KG | Goods presentation furniture with display shelf |
| DE102004035017A1 (en) * | 2004-07-20 | 2006-02-16 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigerating appliance with cold storage |
| DE202006013713U1 (en) * | 2006-09-07 | 2006-11-02 | BSH Bosch und Siemens Hausgeräte GmbH | A method for providing refrigerator shelving has the system evaporator tubing formed in a flat panel with closely adjacent bends at each side with no additional components |
| GB2489069A (en) * | 2011-03-16 | 2012-09-19 | Green Structures Ltd | Thermal energy store |
| WO2015100119A1 (en) * | 2013-12-23 | 2015-07-02 | The Coca-Cola Company | Intermittent power grid ready cooler |
| US10188223B2 (en) | 2016-09-26 | 2019-01-29 | Hussmann Corporation | Refrigerated merchandiser including eutectic plate refrigeration |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2405834A (en) * | 1941-12-29 | 1946-08-13 | Dole Refrigerating Co | Device for freezing foods |
| JPS623659Y2 (en) * | 1981-01-19 | 1987-01-27 | ||
| EP0098052A3 (en) * | 1982-06-26 | 1984-03-28 | THORN EMI Domestic Appliances Limited | Improvements in or relating to freezers |
| CN1074118C (en) * | 1992-09-01 | 2001-10-31 | 阿伦·约翰·卡斯尔 | Refrigerator and freezer units |
| IT1303811B1 (en) * | 1998-12-02 | 2001-02-23 | Whirlpool Co | SHELF FOR VERTICAL FREEZERS. |
| DE19948480A1 (en) * | 1999-10-08 | 2001-04-12 | Bsh Bosch Siemens Hausgeraete | Heat exchangers such as evaporators, condensers or the like |
-
2000
- 2000-02-11 IT IT2000MI000231A patent/IT1316359B1/en active
-
2001
- 2001-02-05 ES ES01200404T patent/ES2252142T3/en not_active Expired - Lifetime
- 2001-02-05 DE DE60114899T patent/DE60114899T2/en not_active Expired - Lifetime
- 2001-02-05 EP EP01200404A patent/EP1124101B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI20000231A1 (en) | 2001-08-11 |
| EP1124101B1 (en) | 2005-11-16 |
| DE60114899D1 (en) | 2005-12-22 |
| DE60114899T2 (en) | 2006-08-03 |
| ITMI20000231A0 (en) | 2000-02-11 |
| EP1124101A3 (en) | 2001-09-05 |
| EP1124101A2 (en) | 2001-08-16 |
| IT1316359B1 (en) | 2003-04-10 |
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