JP2574502Y2 - Vegetable and fruit preservation and ripening system - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vegetable and fruit preservation and ripening system. More specifically, even when vegetables and fruits such as bananas and cucumbers are indoors, the types of the vegetables and fruits are changed. The present invention relates to a vegetable and fruit preservation and ripening system which can be smoothly changed to a temperature under the above conditions and can be taken out from a carry-in side of the room.

[0002]

2. Description of the Related Art A system for preserving or ripening vegetables and fruits is generally provided with an outside air inlet on the back wall (the opposite side of the entrance) of a vegetable and fruit preservation and ripening room, and stored from the outside air inlet. -A configuration in which an aging gas is mixed and, if necessary, external air with moisture added thereto can be introduced. Specifically, the entrance of the vegetable / fruit preservation / ripening room is opened, the air in the room is replaced, the vegetable / fruit to be preserved or matured is carried in, the entrance is closed, and the outside air inlet is opened. Furthermore, air and gas for adjusting the temperature and humidity in the room according to the vegetables and fruits to be carried in are introduced, and after the temperature and humidity are set to a certain level, the storage and aging are performed for a certain period.

When ripening bananas using the vegetable and fruit preservation and ripening room, ethylene gas is used as the gas, and the banana is produced according to the place of production, color, room volume, etc. The aging is performed for a predetermined period by adjusting the gas amount and the temperature and humidity in the room.

However, in the case of the above-mentioned apparatus for storing and ripening vegetables and fruits, for example, when used as a ripening room for bananas, "the outside air inlet is formed in the inner side wall of the room for storing and ripening vegetables and fruits. Since the inside of the room is introduced from the back side of the room, the banana located on the back side stored in the room is most exposed to the outside air, and matures before the entrance side. It is difficult to take it out. ] Problem.

[0005] Generally, the outside air introduced from the outside air inlet tends to be in direct contact with the vegetables and fruits to be stored and matured, so that the quality of the vegetables and fruits is affected. There is a problem that it decreases.

In view of the above, the present inventor has dealt with such a problem. First, the present inventor has provided a gas supply unit for supplying a gas for storing and ripening vegetables and fruits, and an outside air inlet. The gas for preservation and aging through the outside air to be introduced to vegetables,
In a vegetable / fruit preservation / ripening system which is circulated in a fruit preservation / ripening room, an outside air inlet is provided in a ceiling portion on the entrance side of the vegetable / fruit preservation / ripening room, and the outside air inlet and the carry-in port are provided. A moisture supply unit between the mouth and the vegetable and fruit storage / ripening room, and a blower provided at a position in front of the moisture supply unit and outside the outside air introduction port; (See the specification of Japanese Utility Model Application No. 3-92526) in which a heating unit is provided via a cooling unit in front of the vegetable and fruit storage and ripening system.

According to the vegetable and fruit preserving and ripening system, "the vegetables and fruits to be stored and ripened are hardly hit by the airflow in the vegetable and fruit preserving and ripening room, Preservation and ripening of the fruit can be in a favorable state, and the system configuration can be simplified. ] Has the advantage.

[0008]

However, in the case of the above-mentioned vegetable and fruit preserving and ripening system, a heating section is provided in front of the blower via a cooling section, and the heat medium in the heating section is water (boiler). (Heating to an appropriate temperature), the following problems remain. That is, since the storage and ripening temperature differs depending on the vegetables and fruits to be stored and ripened, it is necessary to change the temperature in the storage and ripening room every time the type of the vegetables and fruits is changed, but when the temperature is lowered to a minus temperature. In each case, it is necessary to once remove the heat medium in the heating section. When the inside of the storage / aging room is cooled to a minus temperature, frost is generated in the cooling unit, and the cooling unit does not operate sufficiently. And other issues remain.

The present invention has been created in view of the above-mentioned problems, and the object thereof is to smoothly change the storage and ripening of vegetables and fruits having different storage and ripening temperatures, and to carry in the entrance. It is an object of the present invention to provide a vegetable and fruit preservation and ripening system that can keep the preservation and ripening of vegetables and fruits stored on the side in a preferable state and can simplify the system configuration.

[0010]

The vegetable and fruit preservation and ripening system of the present invention as means for achieving the above object comprises a gas supply unit for supplying a gas for vegetable and fruit preservation and ripening. A vegetable provided with an outside air introduction port, and the storage / ripening gas is circulated in the fruit preservation / ripening room through the outside air introduced from the outside air introduction port, in a fruit preservation / ripening system, An outdoor air inlet is provided at the ceiling of the entrance side of the fruit preservation / ripening room, and a moisture supply unit is provided between the external air inlet and the carry-in port, and at the top of the vegetable and fruit preservation / ripening room, Further, a blower is provided at a position in front of the moisture supply unit and at a position outside the outside air introduction port,
A heating section is provided in front of the blower, a cooling section is provided in front of the heating section, and an antifreeze is used as a heat medium in the heating section.

[0011] Further, in the vegetable and fruit preservation and ripening system of the present invention, in the above-mentioned invention, the ceiling portion has a double structure, a ventilation opening is provided in an inner ceiling wall of the ceiling portion, and the inside of the double structure is provided. It consists of a blower. The outside air includes air and oxygen.

[0012]

[Function] The vegetable and fruit preservation and ripening system of the present invention uses the entrance of the vegetables and fruit preservation and ripening room to import and close the vegetables and fruits to be preserved and ripened. Introducing and supplying water by spraying moisture from the moisture supply unit, and by driving the blower from the front of the moisture supply unit, sucks moisture into the outside air, the outside air is heated by the heating unit, the cooling unit, It heats and cools the vegetables and fruits to be stored and matured to an appropriate temperature, and acts to circulate the heated and cooled outside air from the ceiling. Then, the vegetables and fruits are entirely preserved and matured by the outside air, so that the vegetables and fruits can be taken out from the carry-in side when they are taken out.

Here, vegetables and fruits are stored and stored in an aging room.
When changing the ripening vegetables and fruits, the ripening and storage temperature of the vegetables and fruits is changed, but since the heating medium of the heating unit uses an antifreeze, even when the temperature is lowered to a minus temperature. It is not necessary to remove the heat medium, and the temperature can be smoothly lowered. In addition, since the heating section is provided behind the cooling section, frost is generated in the cooling section.
Even if it adheres, the heating unit can be operated in parallel, so that the cooling unit operates smoothly.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. Here, FIGS. 1 to 5
Shows an embodiment of the present invention, FIG. 1 is a cross-sectional view, FIG. 2 is a circuit diagram for operating the system, FIG. 3 is a side view of a loading side of a vegetable and fruit storage / ripening room, and FIG. 4 is a vegetable and fruit storage. 5 is a side view of the rear side of the ripening room, and FIG. 5 is a plan view of a building employing the vegetable / fruit preservation / ripening room of this embodiment.

The vegetable and fruit preservation and ripening system of the present embodiment is a banana ripening system. Briefly, in a banana ripening room 1, an outside air introduction unit 2, a moisture supply unit 3, a blower 4, and a heating unit 5a are provided. , And a cooling unit 5b. The blower 4 sucks the moisture (moisture) supplied from the humidity supply unit 3 into the outside air introduced from the outside air introduction unit 2, and the heating unit 5a and the cooling unit 5b. The banana is heated and cooled and circulated from the ceiling 6 so that the banana carried into the banana maturation chamber 1 can be aged.

The banana ripening chamber 1 is a unit room for storing and ripening bananas.
is set up. In the drawings, only one row is provided. The banana maturation chamber 1 has a banana carry-in port 8 on the side of the passage 7 so that the banana can be carried into the room. The carry-in port 8 is formed by a shutter (usually a shutter of a type that winds upward, etc.). The shutter has a viewing window 9 for visually grasping the ripening state of the banana inside. Here, the shutter has a configuration in which a heat insulating material is provided inside. An air outlet 10 for discharging air inside the banana maturation chamber 1 is provided at the lower left and right sides of the carry-in port 8. And
The ceiling part 6 of the banana maturation room 1 is provided with an outside air introduction part 2 for introducing outside air.

The outside air introduction section 2 is configured so that outside air can be introduced into the banana maturation chamber 1 by the duct 12 from the rear side wall surface 11 of the ceiling 6 of the banana maturation chamber 1. That is,
The duct 12 has an intake (supply) hood 13, an intake fan 14, and a filter (usually using a medium-performance filter).
15 and a damper 16, and an outside air inlet 17 is provided on the ceiling 6 on the side of the carry-in port 8 of the banana maturation chamber 1. The outside air inlet 17 has a shape that spreads in the width direction of the banana ripening chamber 1 so that the outside air can be uniformly supplied to the inside of the banana ripening chamber 1. In addition, a moisture supply unit 3 is provided at a position behind the outside air introduction port 17 of the outside air introduction unit 2.

The moisture supply section 3 is a moisture supply section for adjusting the humidity in the banana ripening chamber 1 and is configured to be capable of spraying (usually in the form of a mist) like a sprinkler. And a humidifying device provided with
The humidifier is composed of a moisture injection unit 18, a humidifier body 19 and a water purifier 20. The moisture injection unit 18 is provided on an upper part 21 of the front wall where the carry-in port 8 is located, and injects moisture into the banana maturation chamber 1. The humidifier main body 19 is provided so as to be supplied, and is installed outside the room. Here, the reason why only the moisture injection section 18 is disposed inside the banana ripening chamber 1 and the humidifier main body 19 is installed in the chamber is to prevent condensation. The blower 4, the heating unit 5 a, and the cooling unit 5 are located in front of the humidity injection unit 18 (in the depth direction of the chamber).
b, and an aging gas supply unit 21 are provided.

The blower 4 is located at a position in front of the moisture supply unit 3,
The moisture supply unit 3 is provided at a position outside the outside air inlet 17.
The moisture injected from the humidity injection unit 18 is sucked into the outside air introduced from the outside air introduction port 17, and the outside air is heated or cooled by the heating unit 5a and the cooling unit 5b at the front part. Is configured.

The heating unit 5a and the cooling unit 5b have a heating unit 23 and a cooling unit 22.
Has a configuration in which an antifreeze solution is used as a heat medium, and the heat medium can be heated and circulated by a hot water boiler.
Reference numeral 2 denotes a configuration in which the refrigerant from the cooler 25 including a compressor or the like passes vertically. The heating unit 5a is provided in front of the direction of flow of the wind by the blower 4, and the cooling unit 5b is provided in front of the heating unit 5a. The heating unit 23 and the cooling unit 22 are connected to the banana maturation room 1.
It operates by temperature detection by a temperature sensor provided therein, and is configured to be able to adjust the temperature and humidity in the banana maturation chamber 1. Here, the temperature sensor 24 is usually
These sensors 24 are provided at the upper, middle, and lower portions of the banana maturation chamber 1, respectively. These sensors 24 can be switched by a changeover switch 26, and a zener barrier for a temperature sensor is used. It is configured to adjust the temperature via the control unit. The outside air whose temperature has been adjusted by the heating unit 5a and the cooling unit 5b is
Along with the ripening gas supplied from the ripening gas supply unit 21 provided in the front part thereof, it circulates in the banana ripening chamber 1 so as to maintain a constant temperature and humidity in the chamber.

That is, the outside air introduction unit 2, the moisture supply unit 3,
The blower 4, the heating unit 5 a, and the cooling unit 5 b correspond to the temperature and humidity detected by the temperature sensor 24 and the explosion-proof humidity sensor 27 of the banana ripening room 1, and the outside air introduction from the outside air introduction unit 2 and the moisture supply unit It is configured so that the supply of moisture from 3, the blowing of air from the blower 4, and the temperature of the heating unit 5 a and the cooling unit 5 b can be adjusted. By the way, banana maturation room 1
Ethylene gas or Liveren gas (manufactured by Teikoku Oxygen Co., Ltd.) is used as the gas supplied to. As the water, water purified from mineral water, distilled water, tap water or the like by removing chlorine is used.

The banana ripening system of this embodiment is shown in FIG.
As shown in the system operation circuit of FIG. 1, the entrance 8 of the banana maturation chamber 1 is opened, the inside air is exchanged, and the banana to be aged is carried in and closed. The outside air is introduced from the outside air introduction unit 2 to the ceiling 11 so that the temperature and humidity (approximately 70 to 80%) can be adjusted to an appropriate level based on the degree of maturity according to the production place, type, color, sugar content, and the like. Introducing more moisture through the outside air inlet 17 and injecting moisture from the moisture supply unit 3 at high frequency, and driving the blower 4 from the front of the moisture supply unit 3 to suction and apply moisture to the outside air, Further, the temperature of the outside air is adjusted by the heating section 5a and the cooling section 5b at the front part of the blower 4, and the outside air is circulated from the upper part together with the aging gas supplied from the gas supply part 21 at the front part. Let the wind hit the banana directly To act so as not et al.

The banana is entirely preserved and matured by the outside air. When taking out the banana, the carrying-in port 8 is opened, or after the gas inside is discharged from the air (gas) outlet 10, the banana is taken out. It works so that it can be performed from the 8 side.
Here, the humidity supply unit 3 can adjust the amount of water sprayed through the humidity controller 28 by detecting the humidity with the explosion-proof humidity sensor 27.

Next, when the banana maturation room 1 is used as a kiwi storage room, its storage temperature is different and it is necessary to set it to a minus temperature. In this case, since the antifreeze liquid is used as the heat medium of the heating unit 5a, the cooling unit 5b is immediately operated to lower the room temperature, so that the kiwi can be preserved. In this case, when frost is generated by the cooling unit 5b and its operation is prevented, the frost can be removed by operating the heating unit 5a in parallel, and the appropriate temperature can be smoothly set. it can.

It should be noted that the present invention is not limited to the above-described embodiment, but includes modifications that can be made without departing from the scope of the present invention. By the way, in the above-described embodiment, the banana ripening system has been described, but it can be naturally used as a storage system for cucumber and the like. Further, in the above-described embodiment, the configuration in which the blower is provided on the wall surface of the indoor ceiling portion has been described. However, the ceiling portion has a double structure, and the blower (if necessary, a heating device is provided inside the double structure portion). And a cooling unit), and a ventilation port may be provided on the inner ceiling wall. With this configuration, since cool air or the like is supplied as a breeze from the ceiling, the cool air or the like does not directly touch the fruits and vegetables during storage.

[0026]

[Effects of the invention] As is clear from the above description, according to the vegetable / fruit preservation / ripening system of the present invention, when changing the vegetables / fruits preserved / ripened in the vegetable / fruit preservation / ripening room, Although the ripening / preservation temperature of the fruit is changed, since the heating medium of the heating section uses an antifreeze, even when the temperature is lowered to a minus temperature, it is not necessary to remove the heating medium, and it is possible to smoothly. There is an effect that the temperature can be set to a minus temperature.

[0027] Further, since the heating section is provided behind the cooling section, even if frost is generated or adheres to the cooling section, the heating section can be operated in parallel. This has the effect that the cooling section can be operated smoothly.

Further, an outside air inlet is provided on the ceiling of the entrance of the vegetable / fruit preservation / ripening room, and between the outside air inlet and the carry-in port, and above the vegetable / fruit preservation / ripening room. A moisture supply unit is provided, and a blower is provided at a position in front of the humidity supply unit and outside the outside air introduction port, and a cooling unit is provided at a position in front of the blower via a heating unit. Humidity and outside air supplied from the outside air introduction unit and the humidity supply unit,
By the blower, the room is supplied from the upper part of the room, and the temperature and the humidity in the room are adjusted. Therefore, the system configuration can be simplified, and the vegetables and fruits can be stored and aged in the room. This has the effect of making it difficult for the air flow to hit the preserved / ripened vegetables / fruits, and of keeping the vegetables / fruits preserved / ripened at the entrance side in a favorable state.

[Brief description of the drawings]

FIG. 1 is a sectional view of a vegetable / fruit preservation / ripening room according to an embodiment of the present invention.

FIG. 2 is a circuit diagram for operating a system.

FIG. 3 is a side view of a loading port side of a vegetable and fruit preservation / ripening room.

FIG. 4 is a side view of the rear side of the room for storing and ripening vegetables and fruits.

FIG. 5 is a plan view of a building employing a vegetable / fruit preservation / ripening room of the present embodiment.

[Explanation of symbols]

1 ... Banana maturation room, 2 ... Outside air introduction part, 3 ...
Humidity supply unit, 4 ... Blower, 5a ... Heating unit, 5b
... cooling unit, 6 ... ceiling, 7 ... passage, 8 ...
-Carry-in entrance, 9 ... peep window, 10-air outlet, 1
DESCRIPTION OF SYMBOLS 1 ... Back side wall surface, 12 ... Duct, 13 ... Intake (supply) hood, 14 ... Intake fan, 15 ... Filter, 16 ... Damper, 17 ... Outside air introduction Mouth, 18: Humidity injection unit, 19: Humidifier body, 2
0: water purifier, 21: aging gas supply unit, 22
..Cooling unit, 23 ... Heating unit, 24 ...
・ Temperature sensor, 25 ・ ・ ・ Cooler, 26 ・ ・ ・ Switch, 27 ・ ・ ・ Explosion-proof humidity sensor, 28 ・ ・ ・
Humidity controller

Claims (2)

(57) [Scope of request for utility model registration] 1. A gas supply unit for supplying a gas for preserving and ripening vegetables and fruits and an outside air inlet, wherein the gas for storing and ripening vegetables and vegetables is supplied through outside air introduced from the outside air inlet.
In a vegetable / fruit preservation / ripening system which is supplied to a fruit preservation / ripening room, an outside air inlet is provided at a ceiling portion on the entrance side of the vegetable / fruit preservation / ripening room. A moisture supply unit between the mouth and the vegetable and fruit storage / ripening room, and a blower provided at a position in front of the moisture supply unit and outside the outside air introduction port; In addition to providing a heating section in front of the
A vegetable and fruit preservation / ripening system, wherein a cooling unit is provided in front of the heating unit, and an antifreeze is used as a heat medium in the heating unit. 2. The vegetable and fruit preservation / ripening system according to claim 1, wherein the ceiling has a double structure, an air vent is provided in an inner ceiling wall of the ceiling, and a blower is provided inside the double structure. .