JP7091116B2 - Storage - Google Patents

Description

The present invention relates to a storage.

Conventionally, as a storage, for example, a storage room mounted on a catering vehicle described in Patent Document 1 is known. This storage room is composed of a heating room and a refrigerating room, and an ozone generator for generating ozone is provided on the ceiling of the storage room. The ozone generator is provided with an ozone sending fan for forcibly sending ozone into the storage chamber, and an air stirring fan for circulating the inside air is provided in the storage chamber.

Japanese Unexamined Patent Publication No. 9-135731

By the way, there is a problem that ozone undergoes an oxidation reaction and the ozone concentration decreases before the ozone generated by the ozone generator reaches the storage chamber.

The present invention has been completed based on the above circumstances, and an object of the present invention is to provide a storage that suppresses an oxidative reaction of ozone before it reaches the storage chamber.

In order to solve the above problems, the storage of the present invention is arranged in a box-shaped storage main body, a fan that circulates the inside air of the storage main body, an ozone generator that generates ozone, and a downstream side of the fan. The ozone generator is provided with an ozone generating port for discharging ozone generated by the ozone generating unit.

Since the outlet of the ozone generator is located on the downstream side of the fan, it is suppressed that ozone reacts with oxidation before it reaches the downstream side of the fan, and a stable concentration of ozone is supplied to the inside of the storage body. can do. Further, since the fan is the only part other than the parts of the ozone generator that comes into direct contact with ozone, the number of parts having ozone resistance can be reduced.

Further, a configuration may be provided in which an blowing means for blowing ozone generated by the ozone generating unit into the storage main body from the discharging port is provided.

By blowing ozone from the discharge port by the blowing means, ozone does not stay in the ozone generating part, and ozone having a stable concentration can be supplied into the storage body.

Further, the blowing means may be configured to be an air pump that pressure-feeds air to the ozone generating portion.

When the air pump pumps air to the ozone generating part, ozone is pumped to the discharge port, so that ozone can be blown into the main body of the storage.

Further, the ozone generator may be configured to include a pipe that connects the ozone generator and the downstream side of the fan, and the opening of the pipe on the downstream side of the fan is the discharge port.

By providing a pipe that connects the ozone generating portion and the downstream side of the fan, ozone can be discharged to the downstream side of the fan.

According to the present invention, it is possible to provide a storage that suppresses an oxidation reaction before ozone reaches the inside of the storage body.

Perspective view of the hot / cold cart in the embodiment Side cross section of hot / cold cart Enlarged view of the vicinity of the ozone generator in FIG. Schematic diagram showing the flow of ozone Perspective view of the hot / cold cart without the doors of the front warming room and the front refrigerating room. Enlarged view of the vicinity of the separator in FIG. FIG. 6 shows a state in which the tray is omitted. FIG. 7 shows a state in which the separator is omitted. Perspective view of the separator Top view of separator Perspective view of separator and tray

<Embodiment>
An embodiment of the present invention will be described with reference to FIGS. 1 to 4. As the storage of the present embodiment, the hot / cold cart 10 is exemplified, and in the following description, the X direction of FIGS. 1 to 3 is the front, the Z direction is the upper direction, and the Y direction is the left side.

As shown in FIGS. 1 and 2, the hot / cold cart 10 is a serving car having both a refrigerating function and a warming function, and is provided in a box-shaped storage main body 12 having an opening on the left side and an upper part of the storage main body 12. The machine room 14 is provided. Handles 16 for pulling and operating the hot / cold cart 10 are provided on the front surface and the rear surface of the storage main body 12, respectively. Further, on the lower surface of the storage body 12, a plurality of wheels 18 and a tread-type pedal lock 20 for braking the hot / cold cart 10 are provided.

The storage main body 12 is composed of a refrigerating chamber 22 and a warming chamber 24. Two refrigerating chambers 22 are arranged side by side in the front-rear direction, the refrigerating chambers 24 are arranged on both sides of the refrigerating chambers 22, and the refrigerating chambers 24 and the refrigerating chambers 22 are separated by a separator 26. ing. Further, a door 28 is provided at each of the refrigerating chamber 22 and the opening of the refrigerating chamber 22.

A heater panel 30 for heating the room is provided in the heat storage room 24. The heater panel 30 is provided near the rear wall of the heating chamber 24 on the rear side (shown in FIG. 2) and near the front wall of the heating chamber 24 on the front side, respectively.

In the machine room 14, refrigerating equipment 32 for cooling the refrigerating chamber 22, a fan 34 for circulating the inside air of the refrigerating chamber 24, and an ozone generator 36 for generating ozone for deodorizing the inside of the refrigerating chamber 24 are provided. Is provided. The refrigerating equipment 32 is composed of a compressor 38, a condenser 40, a condenser fan 42, and a cooler 46, each of which is circulated and connected via a refrigerant pipe to form a refrigerating circuit. The cooler 46 is housed in a box-shaped cooler chamber 44. Further, the machine room 14 is provided with a first electrical box 47 and a second electrical box 48. A control unit that controls the entire heating / cooling cart 10 is housed in the first electrical box 47, and an ozone generator 36 and an air pump 54, which will be described later, are controlled in the second electrical box 48. Control unit is housed.

The fan 34 is housed in a box-shaped fan cover 50, and is arranged in the upper part of the heating chamber 24 on the rear side and the upper part of the heating chamber 24 on the front side, respectively, as shown in FIG. , The inside of the fan cover 50 and the inside of the heating chamber 24 are in communication with each other. As shown in FIG. 3, the fan 34 arranged in the upper part of the heating chamber 24 on the rear side takes in the inside air of the heating chamber 24 (blower path A), and the rear wall and the heater of the heating chamber 24 on the rear side. Blow air to and from the panel 30 (blower path B). As a result, the air blown from the fan 34 is heated by the heat of the heater panel 30. Further, the air blown from the fan 34 hits the bottom wall of the heating chamber 24 and is diffused into the room. As a result, the inside air of the heating chamber 24 is circulated by the fan 34. Similarly, the inside air of the heating chamber 24 on the front side is also circulated by the fan 34 arranged in the upper part of the heating chamber 24 on the front side.

As shown in FIG. 1, a bracket 52 is attached to the machine room 14 so as to cover the upper surface of the fan cover 50, and the ozone generator 36 is provided on the upper surface of the bracket 52. An air pump 54 is provided on the upper surface of the bracket 52. Although not shown, a bracket, an ozone generator, and an air pump are similarly provided on the upper portion of the front fan cover 50.

As shown in FIGS. 3 and 4, the ozone generator 36 includes an ozone generating section 56 that generates ozone, a hose 58 that communicates the inside of the ozone generating section 56 with the air outlet of the air pump 54, and the inside of the ozone generating section 56. It is provided with a pipe 60 that communicates with the inside of the fan cover 50.

As shown in FIG. 3, the upper surface of the bracket 52 is provided with a first insertion hole 62 opened, and the upper surface of the fan cover 50 is provided with a second insertion hole 64 opened. The pipe 60 is inserted into the first insertion hole 62 and the second insertion hole 64. The discharge port 66 at the tip of the pipe 60 extends directly below the fan 34 and is located on the downstream side of the wind of the fan 34. Here, since the fan 34 comes into direct contact with ozone, the fan 34 is made of a material having ozone resistance, but the parts having ozone resistance other than the parts of the ozone generator 36 (pipe 60, etc.) are the fan 34. Only. On the other hand, in the conventional configuration, the ozone generated by the ozone generator 36 is sent into the fan cover 50 from the opening provided in the fan cover 50 by an ozone blower fan different from the fan 34. Therefore, at least the fan 34, the ozone blower fan, and the fan cover 50 had to be formed of an ozone-resistant material. Therefore, by adopting the configuration of this embodiment, the parts made of the ozone-resistant material are used. The score can be reduced.

When the air pump 54 operates, as shown in FIG. 4, air is pressure-fed from the air pump 54 into the ozone generating section 56 via the hose 58 (air blowing path C). As a result, as shown in FIGS. 3 and 4, the ozone generated in the ozone generation unit 56 flows into the pipe 60 together with the air pumped from the air pump 54, and is discharged from the discharge port 66 of the pipe 60 ( Blower path D). Since the discharge port 66 of the pipe 60 is located directly below the downstream side of the fan 34, the discharged ozone is blown into the heating chamber 24 by the fan 34. As described above, since the discharge port 66 of the pipe 60 is located downstream of the fan 34, it is suppressed that ozone is oxidized before reaching the downstream side of the fan 34, and it is stable in the heating chamber 24. It is possible to supply ozone with a concentrated concentration.

Next, the structure of the separator 26 will be described.
As shown in FIG. 5, the separator 26 is provided between the heating chamber 24 and the refrigerating chamber 22, and a plurality of separators 26 are arranged side by side in the vertical direction. As shown in FIG. 9, the separator main body 68 and a pair of separators 26 are arranged. It includes an arm portion 70, a pair of tray guides 72, a pair of left tray support portions 74, and a pair of right tray support portions 76. The tray 78 is accommodated between the plurality of separators 26 from the left side.

The separator main body 68 has a rectangular plate shape that is long in the left-right direction, and the upper portion of the separator main body 68 is a convex portion 80 that inclines upward. The pair of arm portions 70 have a long square plate shape in the front-rear direction, and are provided so as to project in the front-rear direction from the front-rear surface of the separator main body 68.

The pair of tray guides 72 are plate-shaped metal parts, and are provided on the upper surfaces of the tips of the pair of arm portions 70, respectively. The left and right widths of the pair of tray guides 72 are substantially the same as the left and right widths of the pair of arm portions 70.

The pair of tray guides 72 are provided with a pair of holding plates 82 that project downward from the front end and the rear end, respectively. Of the pair of holding plates 82, the left and right widths of the front holding plates 82A are longer than the left and right widths of the arm portion 70, and the left and right widths of the rear holding plates 82B are the left and right widths of the arm portion 70. The width is almost the same as the width of. At the lower end of the holding plate 82A on the front side, two grooves 84A for hooking into the storage main body 12 are provided. Similarly, at the lower end of the holding plate 82B on the left side, two grooves 84B for hooking into the storage main body 12 are provided.

The pair of left tray support portions 74 are located on the left side of the pair of arm portions 70, and are provided so as to project in the front-rear direction from the front-rear surfaces of the separator main body 68. The pair of left tray support portions 74 are located on the right side of the pair of arm portions 70, and are provided so as to project in the front-rear direction from the front-rear surfaces of the separator main body 68. The front and rear lengths of the pair of left tray support portions 74 and the pair of right side tray support portions 76 are shorter than the front and rear lengths of the pair of arm portions 70.

As shown in FIG. 8, a pair of front and rear protrusions 86 for holding the separator 26 are provided on the front wall in the heat storage chamber 24 on the front side, and the pair of front and rear protrusions 86 are provided in the vertical direction. There are multiple facilities in. Similarly, the rear wall of the refrigerating chamber 22 on the front side is also provided with a protrusion (not shown) at a position corresponding to the protrusion 86 in the heat storage chamber 24 on the front side. Further, the rear wall of the heating chamber 24 on the rear side and the front wall of the refrigerating chamber 22 on the rear side are similarly provided with protrusions.

When the separator 26 is attached between the front warming chamber 24 and the front refrigerating chamber 22, the two grooves 84A of the holding plate 82A on the front side of the separator 26 are provided with a pair of front and rear protrusions in the front warming chamber 24. It is fitted into 86 (shown in FIG. 7), and further, the two grooves 84B of the rear holding plate 82A are fitted into a pair of front and rear protrusions in the refrigerating chamber 22 to be fitted.

As shown in FIG. 11, the tray 78 connects the first tray 88 housed in the heating chamber 24, the second tray 90 housed in the refrigerating chamber 22, and the first tray 88 and the second tray 90. It is provided with a connecting portion 92. When the tray 78 is accommodated between the upper and lower separators 26, as shown in FIG. 5, the lower surface of the connecting portion 22 is accommodated so as to be aligned with the upper surface of the convex portion 80 of the separator 26. When the tray 78 is housed in the storage body 12, the lower surfaces of the first tray 88 and the second tray 90 are the upper surface of the pair of tray guides 72, the upper surface of the pair of left tray support portions 74, and the pair of right trays. It abuts on the upper surface of the support portion 76. As a result, the tray 78 is supported by the tray guide 72, the left tray support portion 74, and the right tray support portion 76.

As shown in FIG. 10, the separator 26 of the present embodiment and the conventional separator have different lengths in the left-right direction of the tray guide 72. The dotted line portion shown in FIG. 10 indicates the size of the tray guide 72A of the conventional separator, and the left and right width W1 of the tray guide 72 of the present embodiment is about 1 of the left and right width W2 of the conventional tray guide 72A. It has a length of / 4. Further, the separator 26 of the present embodiment is provided with a pair of left tray support portions 74 and a pair of right tray support portions 76, but the conventional separator is not provided with the separator 26. As described above, the separator 26 of the present embodiment is provided with the pair of left side tray support portions 74 and the pair of right side tray support portions 76 to shorten the width of the tray guide 72 of the metal component in the left-right direction. .. As a result, the weight of the separator 26 can be reduced, and the separator 26 can be easily removed. Further, even when the separator 26 is attached, it becomes easy to clean the inside of the storage main body 12.

According to this embodiment, the following actions and effects are exhibited.
The hot / cold cart (storage) 10 of the present embodiment has a box-shaped storage body 12, a fan 34 that circulates the inside air of the storage body 12, an ozone generator 56 that generates ozone, and a downstream side of the fan 34. It is provided with an ozone generator 36 having an discharge port 66 for discharging ozone generated by the ozone generation unit 56.

According to the present embodiment, since the discharge port 66 of the ozone generator 36 is arranged on the downstream side of the fan 34, it is possible to suppress the oxidation reaction of ozone before it reaches the downstream side of the fan 34. A stable concentration of ozone can be supplied into the storage body 12. Further, since the fan 34 is the only component other than the component of the ozone generator 36 that comes into direct contact with ozone, the number of components having ozone resistance can be reduced.

Further, a configuration may be provided in which an blowing means for blowing ozone generated by the ozone generating unit 56 into the storage main body 12 from the discharge port 66 is provided.

By blowing ozone from the discharge port 66 by the blowing means, ozone does not stay in the ozone generating section 56, and ozone having a stable concentration can be supplied into the storage main body 12.

Further, the blowing means may be configured to be an air pump 54 that pressure-feeds air to the ozone generating section 56.

When the air pump 54 pumps air to the ozone generating portion 56, ozone is pumped to the discharge port 66, so that ozone can be blown into the storage main body 12.

Further, the ozone generator 36 may be configured to include a pipe 60 that connects the ozone generator 56 and the downstream side of the fan 34, and the opening on the downstream side of the fan 34 of the pipe 60 is the discharge port 66.

By providing the pipe 60 that communicates the ozone generating portion 56 and the downstream side of the fan 34, ozone can be discharged to the downstream side of the fan 34.

<Other embodiments>
The present invention is not limited to the embodiments described above and the drawings, and for example, the following embodiments are also included in the technical scope of the present invention.
(1) In the present embodiment, the hot / cold cart 10 is illustrated as an example of the storage, but it may be applied to, for example, a general storage that is not mobile.
(2) In the present embodiment, the hot / cold cart 10 has a configuration having two refrigerating chambers 22 and two refrigerating chambers 24, but is applied to a hot / cold cart having no refrigerating chamber, for example. Is also good.

10: Hot / cold cart (storage)
12: Storage body 34: Fan 54: Air pump (blower means)
36: Ozone generator 56: Ozone generator 60: Pipe 66: Discharge port

Claims (2)

The box-shaped storage body and
With a fan that circulates the inside air of the storage body,
It is provided with an ozone generator that generates ozone and an ozone generator that is arranged on the downstream side of the fan and has an outlet for discharging ozone generated by the ozone generator .
A means for blowing ozone generated by the ozone generating unit into the storage body from the discharge port is provided.
The blowing means is a storage that is an air pump that pumps air to the ozone generating part . The box-shaped storage body and
With a fan that circulates the inside air of the storage body,
It is provided with an ozone generator that generates ozone and an ozone generator that is arranged on the downstream side of the fan and has an outlet for discharging ozone generated by the ozone generator.
The ozone generator includes a pipe that connects the ozone generator and the downstream side of the fan.
A storage where the opening on the downstream side of the fan of the pipe is the discharge port.

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