JP6831998B2 - Food and drink heating device - Google Patents

Description

The present invention relates to a food and drink heating device that heats food and drink by irradiating the food and drink contained in the container with microwaves.

Traditionally, food and drink heating devices have been used in facilities such as hospitals and schools to provide warmed food and drink.

As this food and drink heating device, as disclosed in Patent Document 1, the applicant has developed a food and drink heating device having a configuration in which the food and drink is irradiated with microwaves to heat the food and drink.

In this conventional food and drink heating device, heating shelves capable of accommodating trays on which food and drink are placed are formed side by side in the vertical and horizontal directions.

Then, the user stores the trays on which the foods and drinks are placed one by one in each heating shelf, then heats all the foods and drinks, and then takes out one tray from each heating shelf. ..

Japanese Unexamined Patent Publication No. 2015-9028

In facilities such as hospitals and schools, the food and drink are not limited to the case where the food and drink are placed on the tray, but the food and drink may be provided in the container. In that case, a plurality of containers are arranged side by side and housed in a transport box so that a plurality of containers can be collectively transported by one transport box.

However, since the conventional food and drink heating device has a configuration in which trays on which food and drink are placed are taken in and out one by one, even if a plurality of containers can be housed in a transport box and transported, the food and drink heating device can be used. When heating, one container must be taken out from the transport box and placed on the heating shelf of the food and drink heating device, and after heating, one container must be taken out from each heating shelf and stored in the transport box. It may take a lot of time and effort.

Therefore, it is desired to improve the food and drink heating device so that the food and drink contained in a plurality of containers in the transport box can be heated all at once.

Therefore, in the present invention according to claim 1, in the food and drink heating device that heats the food and drink by irradiating the food and drink contained in the container with microwaves, a transport box capable of arranging and transporting a plurality of containers can be freely placed in and out. A transport box mounting space for placement is formed, microwave generators that generate microwaves are placed on the left and right sides of the transport box mounting space, and microwaves are placed above or below the transport box mounting space. A microwave transmission space to be transmitted is arranged, and a microwave reflector for reflecting the microwave generated by the microwave generator toward the transport box mounting space is provided in the microwave transmission space in an inclined manner, and each of the above transports is performed. The box can accommodate a plurality of the two containers arranged side by side side by side in the front-rear direction, and the microwave generator and the microwave reflector are the respective containers accommodated in the transport box. was Rukoto provided so as to correspond to.

Further, in the present invention according to claim 2 , in the present invention according to claim 1 , the control means for controlling the driving of the plurality of microwave generators is provided, and the control means are arranged side by side. The microwave generators corresponding to the containers are not driven at the same time, and the adjacent microwave generators are simultaneously driven among the microwave generators corresponding to the plurality of containers arranged one after the other. I decided to control it so that it would not be allowed.

Then, in the present invention, the effects described below are obtained.

That is, in the present invention, in the food and drink heating device that heats the food and drink by irradiating the food and drink contained in the container with microwaves, the transport box for transporting a plurality of containers side by side can be freely placed in and out. A box mounting space is formed, microwave generators that generate microwaves are placed on the left and right sides of the transport box mounting space, and microwave transmission that transmits microwaves above or below the transport box mounting space. Since the space is arranged and a microwave reflector for reflecting the microwave generated by the microwave generator toward the transport box mounting space is provided in an inclined shape in the microwave transmission space, the inside of the transport box The food and drink contained in the plurality of containers can be heated all at once, and the time and labor required for heating the food and drink contained in the container can be reduced.

In particular, the two containers arranged side by side in each of the transport boxes can be accommodated in a plurality of containers arranged in the front-rear direction, and the microwave generator and the microwave reflector are accommodated in the transport box. When provided corresponding to each container, the food and drink contained in each container can be satisfactorily heated.

Further, it has a control means for controlling the drive of the plurality of microwave generators, and the control means does not simultaneously drive the microwave generators corresponding to the two containers arranged side by side, and also When controlling so that the adjacent microwave generators are not driven at the same time among the microwave generators corresponding to the plurality of containers arranged one after the other, the microwaves interfere with each other inside the transport box mounting space. Can be prevented from doing so.

The front view which shows the food and drink heating device. Front view showing a heating unit. The same plan view. Front view showing other heating units.

The specific configuration of the food and drink heating device according to the present invention will be described below with reference to the drawings. In the following description, the food and drink heating device is a movable cart-type food and drink heating device, but the present invention is not limited to this, and a fixed type food and drink heating device may be used, or a fixed type food and drink heating device may be used. It may be a combination of a station and a movable cart.

As shown in FIG. 1, the food and drink heating device 1 has four casters 3 attached to the bottom of a vertically long box-shaped housing 2, and is operated and displayed on the upper left of the housing 2. A display unit 4 is provided, and a heating unit 5 for heating food and drink is housed inside the housing 2 side by side.

Further, the food and drink heating device 1 is formed by arranging the carry-in outlets 6 leading to each heating unit 5 vertically in the housing 2, and covers all the carry-in outlets 6 with the opening / closing doors 7 provided in the housing 2 so as to be openable and closable. ing.

As shown in FIGS. 2 and 3, the food and drink heated by the food and drink heating device 1 is housed inside a hollow container 10 including a main body 8 and a lid 9. Then, a plurality of containers 10 containing food and drink are collectively transported in the transport box 11. Here, two containers 10 are placed side by side on the transport box 11 and are placed side by side in four rows in the front and rear. Therefore, eight containers 10 can be transported by one transport box 11.

In the food and drink heating device 1, the carry-in outlet 6 is made one size larger than the front dimension of the transport box 11, and the transport box 11 containing a maximum of eight containers 10 is directly used as the carry-in outlet 6 and each heating unit 5. It is possible to carry in and out between.

The heating unit 5 is provided with a hollow box-shaped transport box mounting space 12 at the top for freely mounting the transport box 11 in and out, and generates microwaves on the left and right sides of the transport box mounting space 12. 4 microwave generators 13 are arranged side by side in front and back, and 4 hollow box-shaped microwave transmission spaces 14 for transmitting microwaves are arranged side by side below the transport box mounting space 12. doing.

The transport box mounting space 12 is provided with side walls 16 and 17 at the left and right ends of the ceiling wall 15 at the upper end, rear walls 18 are provided at the rear ends of the ceiling wall 15, and the left and right side walls 16 and 17 are further provided. Bottom walls 19 and 20 are provided at the lower end in an overhanging shape toward the inside.

The transport box mounting space 12 has an opening on the front side and communicates with the carry-in outlet 6 formed in the housing 2. The transport box 11 is carried in and out from the carry-in outlet 6 into the transport box mounting space 12 of the heating unit 5 along the inner surfaces of the side walls 16 and 17 and the upper surfaces of the bottom walls 19 and 20.

The microwave generator 13 is provided at a position facing the container 10 housed inside the transport box 11. Each microwave generator 13 is connected to a control means 21 (computer), and each microwave generator 13 is independently driven and controlled by the control means 21. The control means 21 is also connected to the operation / display unit 4.

The microwave generator 13 is attached to the upper left and right ends of the microwave transmission space 14, and the microwave irradiation terminal 22 for irradiating the microwave is projected inside the microwave transmission space 14. The microwave generator 13 irradiates microwaves from the microwave irradiation terminal 22 toward the inside of the microwave transmission space 14.

Four microwave transmission spaces 14 are provided adjacent to each other in the front-rear direction, forming a hollow box-shaped microwave transmission space group 23 as a whole.

In the microwave transmission space group 23, the upper walls 24 and 25 are attached to the lower ends of the left and right side walls 16 and 17 of the transport box mounting space 12, respectively, and the left and right walls 26 and 27 are attached to the lower outer ends of the upper walls 24 and 25, respectively. The lower wall 28 is attached to the lower ends of the left and right walls 26 and 27, and the front and rear walls 29 and 30 are attached to the front and rear ends of the left and right walls 26 and 27.

This microwave transmission space group 23 communicates between the transport box mounting space 12 and the left and right bottom walls 19 and 20, and the three front and rear partition walls 31 form four microwave transmission spaces 14. It is partitioned. In each microwave transmission space 14, microwave irradiation terminals 22 of the microwave generator 13 are provided on the left and right in a protruding shape, and communicate between the transport box mounting space 12 and the left and right bottom walls 19, 20. There is.

Each microwave transmission space 14 is provided with a partition 32 in the central portion, and is partitioned by the partition 32 into microwave transmission lines 33 and 34 corresponding to the left and right microwave generators 13.

The partition 32 forms a connecting plate 35 in the center, forms a microwave reflector 36 inclined at 45 degrees downward to the left at the left end of the connecting plate 35, and is directed downward to the right at the right end of the connecting plate 35. It forms a microwave reflector 37 that is inclined at 45 degrees. The upper surface of the connecting plate 35 is set to be flush with the upper surfaces of the bottom walls 19 and 20, so that the central portion of the transport box 11 can be supported from below.

As a result, in each microwave transmission space 14, the microwave irradiated from the microwave irradiation terminal 22 of the microwave generator 13 on the left side travels through the microwave transmission line 33 on the left side and is moved upward by the microwave reflector 36 on the left side. Is reflected toward the transport box mounting space 12, and is irradiated to the container 10 housed on the left side of the transport box 11 in the transport box mounting space 12, and heats the food and drink inside the container 10. Similarly, in each microwave transmission space 14, the microwave emitted from the microwave irradiation terminal 22 of the microwave generator 13 on the right side travels through the microwave transmission line 34 on the right side and is moved upward by the microwave reflector 37 on the right side. Is reflected toward the transport box mounting space 12, and is irradiated to the container 10 housed on the right side of the transport box 11 in the transport box mounting space 12, and heats the food and drink inside the container 10.

The heating unit 5 is configured as described above. In the heating unit 5, the microwave transmission space 14 is formed below the transport box mounting space 12, but the present invention is not limited to this, and the heating unit 5 shown in FIGS. 2 and 3 is turned upside down. A microwave transmission space 14 may be formed above the transport box mounting space 12, and as shown in FIG. 4, microwave transmission spaces 14 may be formed both above and below the transport box mounting space 12, respectively. It may be formed. In that case, the partition 32a provided in the upper microwave transmission space 14 and the partition 32b provided in the lower microwave transmission space 14 may have the same shape, and as shown in FIG. 4, the upper and lower partitions 32b may have the same shape. The shapes of the partition bodies 32a and 32b may be different, and the microwave reflectors 36a and 37a of the upper partition 32a and the microwave reflectors 36b and 37b below may be provided at positions shifted to the left and right. As a result, the upper microwave generator 13 and the lower microwave generator 13 can irradiate different regions of the same container 10 with microwaves, and the food and drink inside the container 10 can be evenly distributed over a wide range. Can be heated.

The food and drink heating device 1 drives and controls each microwave generator 13 by the control means 21, so that the food and drink stored in the plurality of containers 10 placed in the transport box mounting space 12 together with the transport box 11 Can be heated all at once.

At that time, the control means 21 can simultaneously drive all the microwave generators 13 for a predetermined time at the same time to heat the foods and drinks contained in all the containers 10 at the same time. Further, in order to reduce the instantaneous power consumption, the control means 21 drives one or a plurality of (partial) microwave generators 13 in order, and takes a predetermined time to drive all the containers 10 It is also possible to heat the foods and drinks housed in the container all at once.

In this way, when some of the microwave generators 13 are driven in order, the food and drink contained in the corresponding container 10 is heated by the part of the microwave generators 13, but the surroundings thereof are heated. The food and drink contained in the container 10 may be slightly heated, and there is a risk of uneven heating when viewed from the entire container 10 housed in the transport box 11.

Therefore, when driving some of the microwave generators 13 in order, the control means 21 controls so that the microwave generators 13 corresponding to the two containers 10 arranged side by side are not driven at the same time. As a result, the microwaves are simultaneously irradiated from the microwave generators 13 corresponding to the two containers 10 arranged side by side, so that the microwaves interfere with each other and a part of the left and right containers 10 (the right end of the left container 10). And the left end of the container 10 on the right side) can be prevented from being heated more than necessary.

Moreover, when the control means 21 drives some of the microwave generators 13 in order, the control means 21 uses the microwave generators 13 adjacent to each other among the microwave generators 13 corresponding to the four containers 10 arranged one after the other. Control so that they are not driven at the same time. As a result, microwaves are simultaneously irradiated from the microwave generator 13 corresponding to the two containers 10 arranged in the front and rear, so that the microwaves interfere with each other and a part of the front and rear containers 10 (the rear end of the front container 10). It is possible to prevent the portion and the front end portion of the container 10 on the rear side) from being heated more than necessary.

As described above, the food and drink heating device 1 is formed by vertically arranging transport box mounting spaces 12 for freely loading and unloading transport boxes 11 capable of arranging a plurality of containers 10 side by side. Microwave generators 13 that generate microwaves are arranged on the left and right sides of the transport box mounting space 12, and microwave transmission spaces 14 that transmit microwaves are arranged between the vertically arranged transport box mounting spaces 12. However, the microwave transmission space 14 is provided with the microwave reflectors 36 and 37 inclined so as to reflect the microwaves toward the transport box mounting space 12.

Therefore, in the food and drink heating device 1 having the above configuration, it is not necessary to take out the containers 10 one by one from the transport box 11, and the food and drink contained in the plurality of containers 10 in the transport box 11 can be heated all at once. , The time and labor required for heating the food and drink contained in the container 10 can be reduced.

Further, in the food and drink transport device 1, a plurality of two containers 10 in which each transport box 11 is arranged side by side can be arranged side by side in the front-rear direction, and the microwave generator 13 and the microwave reflector can be accommodated. 36 and 37 are provided corresponding to the respective containers 10 housed in the transport box 11.

Therefore, the food and drink heating device 1 having the above configuration can satisfactorily heat the food and drink contained in each container 10.

Further, the food / drink heating device 1 has a control means 21 for controlling the drive of a plurality of microwave generators 13, and the control means 21 generates microwaves corresponding to two containers 10 arranged side by side. It is configured to control so that the microwave generators 13 are not driven at the same time and the adjacent microwave generators 13 are not driven at the same time among the microwave generators 13 corresponding to the plurality of containers 10 arranged one after the other. ..

Therefore, in the food / drink heating device 1 having the above configuration, it is possible to prevent microwaves from interfering with each other inside the transport box mounting space 12, and the food / drink contained in the plurality of containers 10 in the transport box 11 can be prevented. Can be heated evenly.

1 Food and beverage heating device 2 Housing 3 Caster 4 Operation / display unit 5 Heating unit 6 Carry-in / exit 7 Open / close door 8 Main body 9 Lid 10 Container
11 Transport box 12 Transport box mounting space
13 Microwave generator 14 Microwave transmission space
15 Ceiling wall 16,17 Side wall
18 Rear wall 19,20 Bottom wall
21 Control means 22 Microwave irradiation terminal
23 Microwave transmission space county 24,25 Upper wall
26,27 Left and right walls 28 Lower wall
29,30 Front and rear walls 31 Partition wall
32 Partition 33,34 Microwave transmission line
35 Connecting plate 36,37 Microwave reflector

Claims (2)

In a food and drink heating device that heats food and drink by irradiating the food and drink contained in the container with microwaves.
A transport box mounting space is formed for freely loading and unloading a transport box that can carry a plurality of containers side by side, and microwave generators that generate microwaves are arranged on the left and right sides of the transport box mounting space. At the same time, a microwave transmission space for transmitting microwaves is arranged above or below the transport box mounting space, and the microwave generated by the microwave generator is reflected in the microwave transmission space toward the transport box mounting space. A microwave reflector for this purpose is provided in an inclined shape.
Each of the transport boxes can accommodate a plurality of the two containers arranged side by side in the front-rear direction.
The food and drink heating device , wherein the microwave generator and the microwave reflector are provided corresponding to the respective containers housed in the transport box. It has a control means for controlling the drive of the plurality of microwave generators, and has
The control means does not simultaneously drive the microwave generators corresponding to the two containers arranged side by side, and is adjacent to the microwave generators corresponding to the plurality of containers arranged one after the other. The food and drink heating device according to claim 1 , wherein the matching microwave generators are controlled so as not to be driven at the same time.

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