JP2009008359A - Cold storage for system kitchen - Google Patents

Abstract

To provide a cold storage for a system kitchen capable of reducing noise without reducing cooling efficiency.
[Solution]
A cold-reserving chamber H for keeping the stored items cool, a cooling unit 9 for cooling the cold-reserving chamber H, and an air channel 10 for air-cooling the cooling unit 9 are provided in the air channel 10. The cooling fan 11 for forcibly applying air to the cooling unit 9 is disposed in an inclined state in which the rotation axis X1 is in a direction intersecting the air flow path 10.
[Selection] Figure 3

Description

  The present invention relates to a cold storage for a system kitchen that is used in a system kitchen.

The system kitchen cool box is provided so that grains such as rice, dry matter, seasonings and the like can be stored at a temperature slightly lower than room temperature, for example, around 10 ° C. And a cooling chamber for cooling the stored items, a Peltier unit for cooling the cooling chamber, and an air flow path for air-cooling the Peltier unit, and the exhaust heat fins constituting the Peltier unit have air It has been proposed that a cooling fan for forcibly applying the cooling fan is provided in the air flow path so that the rotation axis of the cooling fan is oriented along the air flow path. (For example, refer to Patent Document 1).
JP 2002-168550 A (see FIG. 4)

  Since the size of the air flow path for disposing the cooling fan described in Patent Document 1 is limited, it cannot be made extremely large. For this reason, only a cooling fan having substantially the same size as the lateral width (lateral width) of the air flow path can be used in the narrow air flow path. As a result, in order to sufficiently increase the cooling efficiency, the number of rotations of the cooling fan has to be increased, resulting in a disadvantage that the sound of the fan is increased.

  In view of the above-mentioned situation, the present invention provides a cold storage for a system kitchen capable of realizing noise reduction without reducing cooling efficiency.

In order to solve the above-mentioned problems, the present invention includes a cold-reserving chamber for keeping stored items cool, a cooling unit for cooling the cold-reserving chamber, and an air flow path for air-cooling the cooling unit, A cooling fan that is provided in an air flow path and forcibly applies air to the cooling unit is disposed in an inclined state in which the rotation axis of the cooling fan intersects the air flow path, It constitutes a refrigerator for the system kitchen.
By disposing the cooling fan in an inclined state in which the rotation axis of the cooling fan intersects the air flow path as described above, the rotation fan has a rotation axis that is the same as the direction of the air flow path. Compared with the case where it arrange | positions in the state which becomes, a large sized cooling fan can be used. Therefore, even if the number of rotations of the cooling fan is reduced, the cooling fan has a large capacity, so that the air volume can be the same or more than that, and the cooling efficiency does not decrease.

  The cooling unit includes a Peltier unit and a heat radiation fin for discharging heat from the Peltier unit. The heat radiation fin protrudes outside from the cold insulation chamber, and the air flow path is provided around the cold insulation chamber. The structure from which the air from the said cooling fan is applied to the said radiation fin may be sufficient.

  A first flow path in which the air flow path extends from the front to the rear on the lower side of the cold storage chamber, and a second flow extending upward from the rear end of the first flow path through the rear side of the cold storage chamber. You may comprise from a path | route and the 3rd flow path extended from the upper end of this 2nd flow path through the upper side of the said cold storage chamber to the front.

  At least a part of the air flow path may be provided on the rear side of the cold insulation chamber, and the cooling fan may be arranged on the rear side of the cold insulation chamber.

  The air flow path may be configured in a horizontally long cross-sectional shape in the left-right direction, and a plurality of the cooling fans may be arranged side by side in the horizontally long air flow path.

  A drawer that is movable in the front-rear direction is provided below the cold-reserving chamber, the left-right width dimension from the first flow path to the third flow path is set to be the same, and the height dimension of the first flow path is greater than the first flow path. The dimension of the depth direction of the 2nd channel may be set up largely, and the cooling part may be arranged in the 2nd channel.

  An air intake for taking air into the air flow path, and an air filter for purifying the air taken from the air intake is provided in the air flow path, and the air filter has an air passage surface on the air flow path. You may arrange | position in the inclined state used as the direction which cross | intersects with respect to a flow path.

  An air intake opening for taking air into the air flow path may be provided, and the air intake opening may be formed on the front surface of the drawer so as to communicate with the air flow path.

  The cooling fan for forcing air to the cooling part can be installed so far by placing it in an inclined state in which the axis of rotation of the cooling fan intersects the air flow path. Since it was possible to arrange a cooling fan of a size that was not, even if the number of rotations of the cooling fan was reduced, the same air volume as before or more than that can be secured, without reducing the cooling efficiency, It is possible to provide a system kitchen cooler capable of reducing noise.

  A first flow path in which the air flow path extends from the front to the rear on the lower side of the cold storage chamber, and a second flow extending upward from the rear end of the first flow path through the rear side of the cold storage chamber. And a third flow path that extends from the upper end of the second flow path to the front through the upper side of the cold insulation chamber, the periphery of the cold insulation chamber is effectively used as an air flow path. There is an advantage that the exhaust heat effect can be enhanced by using it.

  When at least a part of the air flow path is provided on the rear side of the cold insulation chamber and the cooling fan is arranged on the rear side (back side) of the cold insulation chamber, the cooling fan is arranged on the front side. Compared to the configuration, the noise level toward the front side can be reduced.

  In the case where the air flow path is configured in a horizontally long cross-sectional shape that is long in the left-right direction, and a plurality of the cooling fans are arranged in the horizontal direction in the horizontally long air flow path, The exhaust heat efficiency can be increased while avoiding the conversion.

  A drawer that is movable in the front-rear direction is provided below the cold-reserving chamber, the left-right width dimension from the first flow path to the third flow path is set to be the same, and the height dimension of the first flow path is greater than the first flow path. When the dimension in the depth direction of the second flow path is set to be large and the cooling unit is arranged in the second flow path, the overall size of the apparatus can be avoided and the exhaust heat efficiency can be increased. However, there is an advantage that the exhaust efficiency in the second flow path can be further increased compared to the case where the cooling section is arranged in the second flow path.

  An air intake for taking air into the air flow path, and an air filter for purifying the air taken from the air intake is provided in the air flow path, and the air filter has an air passage surface on the air flow path. When the air filter is arranged in an inclined state that intersects the flow path, a large air filter should be used compared to a configuration in which the air passage direction is along the air flow path. Therefore, not only can the air flow become smooth and the exhaust efficiency can be improved, but also the clogging time can be lengthened, which is advantageous in terms of maintenance.

  When an air intake port is provided for taking air into the air flow path, and the air intake port is formed on the front surface of the drawer so as to communicate with the air flow path, the air intake port is provided on the cold insulation chamber side. Compared to the configuration, the air intake port can be positioned on the lower side where it is difficult to see, and the design feeling can be enhanced.

  1 and 2 show a system kitchen incorporating the cool box 7 of the present invention. The system kitchen has a heater cabinet 2 provided with an IH cooking heater 1 on the upper side, and storage such as grains such as rice and dry matter or seasonings at a temperature slightly lower than room temperature, for example, around 10 ° C. Although the cabinet 7, the sink cabinet 4 provided with the faucet J and the sink 3 at the top, and the work cabinet 6 provided with the recessed portion 5 for the work space that is lowered by one step are provided side by side, Instead of these cabinets, other cabinets may be provided. In addition, although a slidable drawer 8 is provided below the cool box 7, it may be omitted. The cooling temperature in the cold storage 7 can be set in three stages of 11 degrees, 13 degrees and 15 degrees, but it may be set in two stages, four stages or more, or infinitely. Good.

As shown in FIG. 3, the cool box 7 has a cool room H for cooling the stored items, a cooling unit 9 for cooling the cool room H, and a rectangular cross section for cooling the cooler 9. And a cooling fan 11 that is provided in the air flow path 10 and forcibly applies air to the cooling unit 9, and the rotation axis X1 of the cooling fan 11 is provided in the air flow path 10. Is arranged in an inclined state (in FIG. 3, a state inclined by 40 degrees, but may be any number of times) to constitute a system kitchen cool box.
By disposing the cooling fan 11 in an inclined state in which the rotation axis X1 of the cooling fan 11 intersects the air flow path 10 as described above, for example, as shown by a broken line, The large cooling fan 11 can be used as compared with the case where the rotation axis X2 is arranged in the same state as the direction of the air flow path 10. Therefore, even if the number of rotations of the cooling fan 11 is decreased, the cooling fan 11 has a large capacity, and therefore, there is an advantage that the air volume of the cooling fan 11 can be made equal to or larger than the air volume of the cooling fan 12.

  The cold insulation chamber H includes a heat insulating portion 13 that covers five surfaces of an upper side, a lower side, a left side, a right side, and a rear side excluding the front with a heat insulating material D inside a casing K positioned outside, Although it is comprised by the door body 18 (after-mentioned) which closes front opening, the shape and specific structure of the cold storage chamber H are not limited to what is shown in FIG. The heat insulating portion 13 is configured by covering the heat insulating material D with an inner member 24 for forming the inner surface of the cold insulation chamber H and a flow path forming member 25 for forming the air flow path 10 described later. .

  The cooling unit 9 is made of aluminum to radiate heat from the Peltier unit 14 that is fixed by penetrating the rear side wall of the heat insulating unit 13 and the cooling fins 14A that are positioned in the cold insulation chamber H that constitutes the Peltier unit 14. The heat dissipating fins 15 are formed between the heat insulating chamber H and the casing K. The heat dissipating fins 15 are disposed outside the cold storage chamber H to be discharged through the block 14B. It arrange | positions in the said air flow path 10, and it is made to hit the air from the said cooling fan 11 inclined at 40 degree | times to the said radiation fin 15. As shown in FIG. The cooling fan 11 includes a plurality of blades 11B attached to the tip of the rotating shaft of the motor 11A and a cover portion 11C that covers the blades 11B and supports the motor 11A. 11C may be omitted. Reference numeral 16 shown in FIG. 3 denotes a fan for sending air to the cooling fins 14 </ b> A to cool the inside of the cold room H evenly. The cooling unit 9 is configured from a Peltier unit that has a small installation space and does not have a movable unit, but may be configured to incorporate an electronic cooling element other than the Peltier unit.

  As shown in FIG. 3, the air flow path 10 has a first flow path 10 </ b> A that extends horizontally and linearly from the front to the rear on the lower side of the cold storage chamber H, and a rear end of the first flow path 10 </ b> A. A second flow path 10B extending vertically upward from the rear side of the cold storage chamber H to the upper side, and a third flow extending horizontally and linearly from the upper end of the second flow path to the front side through the upper side of the cold storage chamber. By configuring the passage 10C, three surfaces around the outside of the cold room H can be used effectively. For example, the cold room is arranged so as to be directed from the front to the rear on the upper side of the cold room H and then discharged right below. Only two surfaces around the outer side of H may be used, and the direction of the air flow path 10 and the length of the path can be freely changed. Moreover, the three surfaces of the left and right side surfaces (two surfaces) and the upper surface of the outer periphery of the cold room H can be used. The air flow path 10 is formed by the flow path forming member 25, and the flow path forming member 25 is formed in a rectangular shape in cross section (actually long horizontally long in the left-right direction), and the open end side is located in front of the upper end. It is configured in a bag shape. An opening 25 </ b> A for taking air into the air flow path 10 is formed on the front lower surface of the lower horizontal portion of the flow path forming member 25. As shown in FIGS. 3 and 4, an opening forming member 28 having a pair of left and right openings 27, 27 is provided at the opening end of the upper front end portion of the flow path forming member 25. Each has a plurality of vertically long partition plates 29 for partitioning the openings 27 in the left-right direction. As shown also in FIG. 6, the air discharged from the openings 27, 27 is formed in the opening member 30 provided corresponding to the pair of left and right openings 27, 27 and attached to the upper end of the door body 18. The left and right openings 31 and 31 are discharged. Each of the openings 31 is provided with a plurality of vertically long partition plates 32 for partitioning the openings 31 in the left-right direction in the same manner as described above. Further, the air flow path 10 may be configured to have the same left-right width as the left-right width of each opening 27, and a pair of left and right air flow paths 10, 10 corresponding to the openings 27, 27 may be provided. Good. Further, compared to the case where a recess 31A constituting a handle is formed between the openings 31 and 31 of the opening member 30, and the handle configured separately is provided on the door body 18 so as to protrude forward, the design feeling is improved. However, a separate handle may be attached.

  As described above, at least a part of the air flow path 10 on the rear side of the cold room H, that is, the second flow path 10B is provided, and the cooling fan 11 is disposed in the second flow path 10B. Although the cooling fan 11 is arranged on the back side (rear side) of the cool room H which is advantageous for noise, it may be provided on the front side in some cases. In this case, the position of the radiation fin 15 is changed in accordance with the position of the cooling fan 11.

  Although not shown, the air flow path 10 is configured in a horizontally long cross-sectional shape that is long in the left-right direction, and a plurality of the cooling fans 11 are arranged side by side in the horizontally long air flow path 10. The cooling fan 11 can simultaneously increase the volume of the air flow path 10 while suppressing the size of the cool box 7 from being increased in the vertical direction, and the cooling fan 11 can also be adapted to the width of the air flow path 10 at the same time. The cooling efficiency can be increased. When one air flow path 10 is provided, the left and right dimensions thereof may be set in any way. For example, it is preferable to match the left and right width dimension L of the cool box 7 shown in FIG. Here, only the cooling fan 11 is provided and air is moved in the air flow path 10. However, a single or a plurality of blower fans for moving air are provided in the air flow path 10. The cooling efficiency may be further increased by implementing the above.

  As shown in FIGS. 3 to 6, the cool box 7 includes a drawer 17 that is movable between a storage state stored in the casing K and an open state that is pulled out to the front side. A door body 18 that is positioned on the front side and that can be pulled out freely, a first storage body 19 that is connected to the rear of the door body 18 and that can store storage items from above, and the first storage body 19. A second storage body 20 for storing mainly small items that can be placed in a state where the storage space S is left below at the rear side position, and as the drawer 17 is pulled out from the casing K, The second storage body 20 is not only configured to be pulled out together with the first storage body 19, but the second storage body 20 can be taken out by lifting the second storage body 20 from the first storage body 19. But 2 configuration and omitting the housing body 20, may be omitted provided only swing openable door in a vertical axis around a configuration of the first housing member 19 and the second housing member 20. The rice container 21 which is a container for storing rice is stored in the rear side position of the first storage body 19, but a bottle or the like may be stored in the rear side position of the first storage body 19, The storage space of the first storage body 19 may be used in any way.

  As shown in FIG. 6, the first storage body 19 has a substantially rectangular bottom wall portion 19 </ b> A extending rearward from a lower end portion of a horizontally long front wall portion 19 </ b> E fixed to the rear surface of the door body 18. From the left and right edge portions of the bottom wall portion 19A, a pair of left and right vertical wall portions 19B and 19C raised so as to be an upper end lower than the upper end of the door body 18, and from the rear end portion of the bottom wall portion 19A And a rear wall portion 19D that is configured to have an upper end that is lower than the upper ends of the pair of left and right vertical wall portions 19B and 19C. The second wall is formed on the rear upper end of the pair of left and right vertical wall portions 19B and 19C. Mounting portions 19b and 19c for mounting and supporting the left and right lower surfaces of the storage body 20 are provided. With this configuration, the cooling air can be introduced into the first storage body 19 through the gap between the upper end of the rear wall portion 19D and the lower surface of the second storage body 20, and the front side of the first storage body 19 The cooling air can be guided upward through the upper opening.

  As shown in FIG. 6, the second storage body 20 has a box shape having a substantially rectangular shape in plan view with the top opened. That is, it is composed of a rectangular bottom plate portion 20A, and a front plate portion 20B, left and right side plate portions 20C and 20D, and a rear plate portion 20E raised upward from the four sides of the outer periphery of the bottom plate portion 20A. A pair of left and right guide rails G shown in FIG. 4 (b) is provided with flanges 20c and 20d projecting outward in the left and right direction at the upper ends of the left and right side plate portions 20C and 20D constituting the second storage body 20. By placing and supporting the flange portions 20c and 20d on the left side (in the drawing, only the left side is shown), the second storage body 20 is positioned in the casing K with the drawer 17 being pulled out. The rice can be taken out from the rice container 21 stored below.

  The left and right width dimensions from the first flow path 10A to the third flow path 10C are set to be the same. Further, as shown in FIG. 3, since the drawer 8 is disposed below the cool box 7, it is relatively easy to take a space on the rear side. From the height dimension T1 of the first flow path 10A, In addition, the dimension T2 in the depth direction of the second flow path can be set large, and the large cooling fan 11 can be arranged in the large second flow path 10B. And T2 may have the same dimensions. In FIG. 3, since the dimension T2 in the depth direction of the second flow path 10B is made larger than the height dimension T1 of the first flow path 10A, the height dimension of the third flow path 10C is used for smooth exhaust. In order to make T3 larger than the height dimension T1 of the first flow path 10A and to prevent the vertical dimension of the cool box 7 from being increased, the height dimension T3 of the third flow path 10C is set to the depth of the second flow path. Although it is set to be smaller than the dimension T2 in the direction, the height dimension T3 of the third channel 10C and the dimension T2 in the depth direction of the second channel can be made the same.

  An air intake port 22 for taking air into the air flow path 10 is provided on the front surface of the lower part of the door 23 constituting the drawer 8, and the air taken in from the air intake port 22 moves upward, and is located at the upper end of the door 23. The air is discharged through the formed opening 23A and can receive air discharged through the opening 25A formed so as to face the opening 23A. That is, the air intake port 22 is formed so as to communicate with the air flow path 10. An air filter 26 for purifying the air taken in from the air intake port 22 is provided at the start end of the first flow path 10A, and the air filter 26 has an air passage surface 26A with respect to the air flow path 10. They are arranged in an inclined state (approximately 45 degrees, but may be set as many times) as the intersecting direction. Although the air passage surface 26A is inclined, the direction in which the air filter 26 passes, that is, the direction in which the air formed by the mesh flows, is the same direction (parallel) as the direction in which the air flows in front of the air filter 26. The direction in which the air filter 26 is prevented from becoming a resistance to the air passing therethrough is preferable, but the direction in which the air filter 26 passes may be a direction that intersects the direction in which the air flows. . The air filter 26 may be provided in the air intake port 22 for implementation. When the drawer 8 is pulled forward, the opening 25A formed in the flow path forming member 25 serves as an air intake, and air is directly taken in from the opening 25A. Air is taken in from the lower part of the door 23 and delivered to the air flow path 10, but the front surface of the door body 18 (which may be either the lower side or the upper side of the front surface) is provided with an air intake port. Also good. The box 23 is connected to the rear surface of the door 23. The box-shaped storage portion 23B is open at the top so that stored items can be stored from above.

It is a perspective view of a system kitchen. It is a perspective view of the system kitchen of the state which opened the door of the cold storage. It is a vertical side view of a cold storage. (A) is a perspective view of the cool box with the door opened, (b) is a perspective view of the cool box with the door opened and the second storage body pushed into the cool box. It is a perspective view which shows drawer | drawing-out of a refrigerator. It is a perspective view before arrange | positioning a rice bin and a 2nd storage body in the 1st storage body of a cold storage.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Cooking heater, 2 ... Heater cabinet, 3 ... Sink cabinet, 4 ... Sink cabinet, 5 ... Recessed part, 6 ... Worktable cabinet, 7 ... Cold storage, 8 ... Drawer, 9 ... Cooling part, 10 ... Air flow path, 10A ... 1st flow path, 10B ... 2nd flow path, 10C ... 3rd flow path, 11 ... Cooling fan, 11A ... Motor, 11B ... Feather, 11C ... Cover part, 12 ... Cooling fan, 13 ... Thermal insulation part, 14 ... Peltier unit, 14A ... Cooling fin, 15 ... Radiation fin, 16 ... Fan, 17 ... Drawer, 18 ... Door body, 19 ... Storage body, 19A ... Bottom wall part, 19B, 19C ... Vertical wall part, 19D ... Rear wall part , 19E ... front wall, 19K ... opening, 19b, 19c ... placement part, 20 ... storage body, 20A ... bottom plate part, 20B ... front side plate part, 20C, 20D ... side plate part, 20E ... rear side plate part, 20c, 20d ... buttocks, 22 ... empty Intake port, 23 ... door, 23A ... opening, 23B ... housing portion, 24 ... inner member, 25 ... channel forming member, 25A ... opening, 26 ... air filter, 26A ... air passage surface, 27 ... opening, 28 ... opening Forming member, 29 ... partition plate, 30 ... opening member, 31 ... opening, 32 ... partition plate, D ... heat insulating material, G ... guide rail, H ... cold insulation chamber, J ... faucet, K ... casing, S ... storage space , T1, T2, T3 ... dimensions, X1, X2 ... rotational axis

Claims (8)

  A cold storage chamber for cooling the stored items, a cooling unit for cooling the cold storage chamber, and an air channel for air-cooling the cooling unit, provided in the air channel, A cooling cabinet for a system kitchen, characterized in that a cooling fan for forcing air is disposed in an inclined state in which the rotation axis of the cooling fan intersects the air flow path.   The cooling unit includes a Peltier unit and a heat radiation fin for discharging heat from the Peltier unit. The heat radiation fin protrudes outside from the cold insulation chamber, and the air flow path is provided around the cold insulation chamber. The system kitchen cool box according to claim 1, wherein air from the cooling fan is applied to the heat dissipating fins.   A first flow path in which the air flow path extends from the front to the rear on the lower side of the cold storage chamber, and a second flow extending upward from the rear end of the first flow path through the rear side of the cold storage chamber. The system kitchen cool box according to claim 1 or 2, comprising a path and a third channel extending from the upper end of the second channel to the front through the upper side of the cool chamber.   3. The system kitchen cold insulation according to claim 1, wherein at least a part of the air flow path is provided on the rear side of the cold insulation chamber, and the cooling fan is disposed on the rear side of the cold insulation chamber. Warehouse.   5. The air flow path according to claim 1, wherein the air flow path is formed in a horizontally long cross-sectional shape, and a plurality of the cooling fans are arranged side by side in the horizontally long air flow path. A refrigerator for a system kitchen according to any one of the above.   A drawer that is movable in the front-rear direction is provided below the cold-reserving chamber, the left-right width dimension from the first flow path to the third flow path is set to be the same, and the height dimension of the first flow path is greater than the first flow path. The cold storage for a system kitchen according to claim 3, wherein a dimension of the second flow path in the depth direction is set to be large, and the cooling section is arranged in the second flow path.   An air intake for taking air into the air flow path, and an air filter for purifying the air taken from the air intake is provided in the air flow path, and the air filter has an air passage surface on the air flow path. The system kitchen cool box according to any one of claims 1 to 6, wherein the system kitchen cooler is disposed in an inclined state in a direction intersecting the flow path.   The system kitchen cool box according to claim 6, further comprising an air intake opening for taking air into the air flow path, wherein the air intake opening is formed on the front surface of the drawer so as to communicate with the air flow path. .

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