JPH04128176A - Ventilating device for container - Google Patents

Abstract

PURPOSE:To make it possible to suppress quality reduction of cargo stored in a container by a method wherein an openable shutter is provided at an opening, and ventilation is forcibly performed by an electric fan operated by a solar panel battery. CONSTITUTION:A ventilating device 4 is equipped with an electric fan which is arranged at an opening 6 provided on a side wall outer panel 5 of a container 1, a shutter 8 which opens/closes the opening 6, and a solar panel battery 11 which is arranged in a recessed part 10 on a ceiling wall 9 of the container 1. Surplus electricity of the solar panel battery 11 is stored in a storage battery 18 which is arranged on the lower side of the bottom surface of the container 1. When the shutter 8 which is provided at the opening 6 on the side wall outer panel 5 of the container 1 is positioned at the open position, the electric fan 7 which is provided at the opening 6 is operated by electricity from the solar panel battery 11 which is arranged in the recessed part 10 on the ceiling wall 9 of the container 1. The inside of the container is forcibly ventilated by the rotation of this electric fan 7.

Description

DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a ventilation system for a container that is incorporated into a container loaded on a freight car or truck.

(Prior art) For example, in a container with a ventilation hole, the inside of the container is ventilated by natural air flow using wind power and temperature difference, thereby removing respirator cargo such as fruits and vegetables stored in the interior space of the container. We try to transport the products without compromising quality.

A vent opening/closing device provided in a vent of this type of container includes a pair of closing members having one end pivoted, an opening/closing rod connected to the other end of these closing members, and an elastic member provided at the other end of the closing member. and a locking device attached to the opening/closing rod.
This is described in Japanese Utility Model Application Publication No. 131585-1983, and for example, as a ventilation opening/closing device for the ventilation opening of a container, a sliding shutter is placed outside the container to cover the ventilation opening. Are listed.

(Problem to be Solved by the Invention) In the above-mentioned type of container ventilation system, if the ventilation openings are opened while the container is loaded on a freight car or truck, the airflow generated during traveling can be The air flows from one side vent to the other side, and the temperature inside the container does not rise that much, and the stored cargo #: does not have much of an effect, but if the container is placed in a container Even when the mouth is opened, the empty food flow does not flow into the inside of the container, and there is very little ventilation due to temperature differences, so if the container is left in direct sunlight for a long time at 2 o'clock in the summer, The disadvantage is that the temperature inside the container rises with the rise in outside air temperature, reaching -50℃ or more at the ceiling of the container, and this affects the quality of the cargo stored inside Container C. be.

The present invention has been made in view of the above points, and when a container is placed in a container yard, etc., the container is forcibly ventilated, the temperature rise in the internal space is minimized, and the container is stored inside the container. An object of the present invention is to provide a ventilation system for a container that minimizes deterioration in quality of cargo.

[Structure of the invention]

(Means for Solving the Problems) A ventilation system for a container according to the present invention includes an opening that communicates with the interior space in the outer panel of the container having a ventilation hole, and a solar panel battery arranged on the outer surface of the container. , the outer panel is provided with a shutter for blocking and opening ventilation in the opening, and an electric fan operated by the solar panel battery is disposed in the opening.

Further, another ventilation system for a container according to the present invention is further configured such that the upper end of the shutter is pivotally supported on the outer panel, and a solar panel battery is arranged on the outer surface of the shutter.

Furthermore, another ventilation system for a container according to the present invention is configured by further arranging a solar panel battery on the ceiling surface of the container and arranging a battery for storing electric power of the solar panel battery on the outside of the container.

(Function) In the container ventilation system of the present invention, the inside of the container is communicated with outside air by opening the shutter provided in the opening provided in the outer panel of the container, and the electric fan placed in this opening is operated. Powered by solar panel batteries installed on the outside of the container, it provides forced ventilation, minimizing the temperature rise inside the container and minimizing the deterioration of the quality of the cargo stored inside the container. do.

Furthermore, in the container ventilation system of the present invention, by arranging the solar panel battery on the outer surface of the shutter that is pivotally supported on the outer panel, the solar panel battery can effectively generate power.

In addition, by placing solar panel batteries on the ceiling of the container and placing a battery outside the container to store the power from the solar panel batteries, the temperature inside the container becomes high even when there is no sunlight. If this occurs, an electric fan can be activated.

(Example) An embodiment of the present invention will be described below with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a container, and on the front side of the container 1, an opening/closing mechanism 82.degree. 2 is pivotally mounted in a double-door shape. Each opening/closing door 2 above is equipped with a normal type ventilator 3.
．． 3 are provided at intervals in the vertical direction, and the inside of the container is ventilated by natural airflow using wind power and temperature differences. Further, a ventilation system 4 (FIG. 2) is provided at the upper side of the container 1.

The ventilation device 4, as shown in FIGS. 4 and 6,
An electric fan 7 placed in an opening 6 provided in the side wall outer panel 5 of the container l, a shutter 8 for opening and closing the opening 6, and a solar panel placed in a recess 10 provided in the ceiling wall 9 of the container l. It has a battery 11. A ventilation hole 13 is formed in the side wall lining 12 of the container 1 at a location corresponding to the opening 6 of the side wall outer plate 5. The solar panel battery 11 is placed on a frame 14 forming a recess 10 of the ceiling wall 9 via a cushioning material 15, and is fixed at a predetermined position by a fixture 17 having a mounting bracket 16. The solar panel battery 11 is located so as to be buried in the four parts 10 of the ceiling wall 9, and is arranged so that the solar panel battery will not be damaged when handled with a fork when stacking containers or the like. Surplus power from the solar panel battery 11 is stored in a storage battery 18, such as a Ni--Cd battery, located below the bottom of the container 1.

On the other hand, the shutter 8 that opens and closes the opening 6 has its upper end pivoted to the side wall outer plate 5 via a not-shown pivoting device, and is rotated approximately 45 degrees from the closed position shown by the solid line. It is set to move between the open position shown by the dashed line.

Note that, if necessary, a temperature sensor (not shown) may be provided inside the container to control the operation of the electric fan 7 based on the temperature inside the container.

However, if the container 1 is placed in a container yard or the like, even if the vents are opened, the airflow will not flow into the container much, and ventilation due to temperature differences will be minimal, and even if the container is exposed to direct sunlight on sunny days in summer. When the container is left exposed to the air for a long time, the temperature inside the container increases with the rise in outside air temperature. Approximately 45 as shown in the diagram
When the electric fan 7 provided in the opening 6 is placed in the open position shown by the dotted chain line and rotated once, the solar panel battery 11 placed in the recess 10 provided in the ceiling wall 9 of the container 1
The rotation of the electric fan 7 generates an air flow as indicated by the arrow in FIG. 4, which forcibly ventilates the inside of the container and minimizes the temperature rise inside the container.

In addition, the electric power from the solar panel battery 11 is stored in a storage battery 18 placed under the bottom of the container 1, so that the electric fan 7 can be activated even when there is no sunlight when the temperature inside the container becomes high and the need arises. be able to.

FIG. 6 shows another embodiment of the present invention, in which the solar panel battery 20 is arranged on the outer surface of the shutter 8, and the shutter 8 is positioned at an angle of about 45 degrees with respect to the side wall skin 5. It is designed to effectively input sunlight when

〔Effect of the invention〕

As described above, according to the present invention, an opening communicating with the internal space is provided in the outer panel of a container having a ventilation hole, a solar panel battery is arranged on the outer surface of the container, and an opening is provided in the outer panel. A shutter is provided to open and close the ventilation of the container, and an electric fan operated by the solar panel battery is installed in the opening, so that when the container is placed in a container yard, etc., the container is forcibly ventilated and the interior is protected. It is possible to minimize the temperature rise in the space and suppress the deterioration of the quality of the cargo stored inside the container as much as possible.

In addition, by pivoting the upper end of the shutter to the outer panel and placing a solar panel battery on the outer surface of the shutter, the shutter can be tilted in a direction that will effectively irradiate the sun's rays, thereby effectively generating power from the solar panel battery. It can be done.

In addition, by placing solar panel batteries on the ceiling of the container and placing a battery on the outside of the container to store the electricity from the solar panel batteries, the temperature inside the container becomes high even when there is no sunlight. If this occurs, the electric fan can be activated.

[Brief explanation of the drawing]

Figure 1 is a front view of the container, Figure 2 is a side view of the container, Figure 3 is a top view of the container, and ¥S4 is the IV of Figure 2.
5 is a cross-sectional view taken along the line -IV, FIG. 5 is a cross-sectional view taken along the line v--v in FIG. 3, and FIG. 6 is a cross-sectional view showing another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1...-Container, 4... Ventilation system, 5... Side wall outer panel, 6... Opening, 7... Electric fan, 8...
Shutter, 11... Solar panel battery. Applicant's agent Mr. Sato Figure 1! P12Figure 3Figure 5Figure %4Figure 6

Claims (1)

[Claims] 1. An opening communicating with the internal space is provided in the outer panel of the container having a ventilation hole, and a solar panel battery is arranged on the outer surface of the container, and the opening is provided in the outer panel for ventilation. 1. A ventilation system for a container, comprising a shutter that opens and closes, and an electric fan operated by the solar panel battery arranged in the opening. 2. The ventilation system for a container according to claim 1, wherein the upper end of the shutter is pivotally supported on the outer panel, and a solar panel battery is arranged on the outer surface of the shutter. 3. The ventilation system for a container according to claim 1, wherein the solar panel battery is arranged on the ceiling surface of the container, and a battery for storing power of the solar panel battery is arranged outside the container.