JPS62141435A - Air conditioner - Google Patents

Abstract

PURPOSE:To provide a combination function of an air conditioner and a thermal energy storage tank by a structure wherein a blasting mechanism to discharge the taken-in air to outside a water storage vessel is equipped and a heat exchanger coil to communicate with a heat source is arranged in the water storage vessel. CONSTITUTION:First, when heat storage is intended, a valve 2 is opened under the state that a valve 4 is closed so as to feed water into a water storage vessel 1 up to the level indicated by the single dot and dash lines. Secondly, refrigerant is circulated through heat exchanger coils 13 so as to cool the water in the water storage vessel 1 in order to adhere lumps of ice on the peripheries of the heat exchanger coils 13 as indicated by the double dot and dash lines. Thirdly, when air conditioning is intended, the valve 4 is opened so as to discharge the un-frozen water and at the same time the circulation of the refrigerant is stopped. Fourthly, a blower 11 is put into operation so as to take the air through a suction port 10 in the water storage vessel 1 in order to cool the taken-in air directly by the ice adhered on the peripheries of the heat exchanger coils 13 by passing through one water storage chamber 7, a communicating port 9 and the other water storage chamber 8 and to blow off through a delivery port 12 outside the water storage vessel 1 to cool the interior of a building. The defreezed ice is successively discharged through a drain pipe 5 outside the water storage vessel 1. In addition, after all the ices melt away, the refrigerant is circulated through the heat exchanger coils 13 in order to cool the air.

Description

DETAILED DESCRIPTION OF THE INVENTION "Field of Industrial Application" The present invention relates to a cooling air conditioner having a heat storage function.

"Prior Art" Conventionally, air conditioning systems using heat storage tanks have been known as a means of heating and cooling inside buildings.

This system uses heat from a heat source to store cold/hot water (chilled water, ice, or hot water) in a heat storage tank, and circulates this cold/hot water to an air conditioner. When such a system is used, the heat stored in the heat storage tank at night can be used during the day, and secondly, the operating rate of the heat source equipment can be increased and the heat source capacity can be reduced.

``Problems to be solved by the invention'' By the way, when introducing a heat storage type air conditioning system such as the one described above into a large building such as a building, it is necessary to install one large heat storage tank centrally on each floor or in each room. Connect the air conditioner. However, in introducing this, there was a major constraint, such as having to secure a large and large installation space for the heat storage tank, for example in a basement.

The present invention has been made in view of the above circumstances, and its purpose is to provide a new cooling air conditioner that has a heat storage function and facilitates the introduction of a heat storage type air conditioning system. be.

"Means for Solving the Problems" In order to achieve this object, the air conditioner of the present invention includes a water storage container, a water supply and drainage mechanism that supplies water to and drains the water storage container, and a water storage system that stores water after drainage. It is equipped with a blower mechanism that takes air into the container and blows the taken air out of the water storage container, and a heat exchange coil that communicates with the heat source is installed inside the water storage container.

1. The air conditioner of the present invention supplies water into a water storage container to create ice around the heat exchange coil, drains the remaining water in the water storage container, and then passes air into the water storage container. , cool the air directly with ice. In other words, the air conditioner of the present invention has not only the function of an air conditioner but also the function of a heat storage tank.

"Example" Hereinafter, the present invention will be explained based on embodiments shown in the drawings.

FIG. 1 schematically shows an embodiment of the present invention, and reference numeral 1 in the figure represents a water storage container. A part of this water storage container 1 has a water supply pipe 3 that communicates with a water supply source (the illustrated path) via a valve 2.
A drain pipe 5 equipped with a valve 4 is connected to the bottom. In other words, the valves 2 and 4, the water supply pipe 3, the drain pipe 5, etc. form a water supply and drainage mechanism.

Furthermore, the inside of the water storage container 1 is partitioned into two water storage chambers 7.8 on the left and right by a partition plate 6, and these two water storage chambers 7, 8.
They are communicated with each other through a communication port 9 formed at the lower end of the ij partition plate 6. An air intake port 10 is provided in the upper part of one of the water storage chambers 7 of the two ridge water chambers, and a blower 11 is disposed inside the air intake port 10. Further, an air supply port 12 is provided in the upper part of the other water storage chamber 8. That is, the air inlet 10, the blower 11, and the air blower 112 form a blowing mechanism.In the both water chambers 7 and 8, a heat source [in this embodiment, a cold source such as a refrigerator (not shown) is provided. A heat exchange coil I3 is disposed which communicates with the
A refrigerant sent from a heat source is circulated within this heat exchange coil 13.

Next, the operating procedure for cooling the inside of a building using the air conditioner configured as described above will be explained.

I) Operation during heat storage Open the valve 2 with the valve 4 closed, and supply water into the water storage container 1 to the position indicated by the dashed line in FIG.

Then, a refrigerant is circulated within the heat exchange coil 13 to cool the water in the water storage container l, and ice blocks are adhered around the heat exchange coil 13 as shown by the two-dot chain line.

ii) Open the air conditioning operation valve 4 to drain unsolidified water and stop the circulation of the refrigerant, and then operate the blower 11 to take air into the water storage container 1 through the intake port 10. The air taken in is transferred to the water storage chamber 7 on one side, the communication port 9, and the water storage chamber 8 on the other side.
During this time, the water is directly cooled by the ice surrounding the heat exchange coil 13, and is blown out of the water storage container 1 from the air supply port 12, cooling the inside of the building.

Incidentally, the melted ice is sequentially drained out of the water storage container 1 through the drain pipe 5. Moreover, after all the water has melted, a refrigerant is circulated through the heat exchange coil 13 to cool the air.

On the other hand, FIG. 2 shows another embodiment of the present invention. In this figure, a water receiving tank 14 storing water W is provided below the water storage container 1. The water receiving tank 14 and the water storage container 1 are communicated with each other through a water supply pipe 15 and a drain pipe 16. A water supply pump 17 is provided in the middle of the water supply pipe 15, and a valve 18 is provided in the middle of the drain pipe 16. It is provided. In other words, in this embodiment, these water receiving tanks 14,
A water supply and drainage mechanism is formed by the water supply pipe 15, the drain pipe 16, the water supply pump 17, and the valve 18. Further, a large number of ventilation pipes 19 are arranged inside the water receiving tank 14 and penetrate through it, and one end of these ventilation pipes 19 is opened to the outside air or the atmosphere inside the building through an intake pipe 20, and other An end thereof is communicated with the intake port 10 via a connecting pipe line 21.

In an air conditioner with such a configuration, water is created by supplying water from the water receiving tank 14 to the water storage container 1 using the water supply pump 17, and during air conditioning, unsolidified cold water is transferred back into the water receiving tank 14 to produce air. Used for preliminary cooling. That is, when the blower 11 is operated, air is taken in from the intake pipe line 20 and passes through the ventilation pipe 19, where it is passed through the water receiving tank 14.
After being pre-cooled by the cold water inside, it is introduced into the water storage container 1 through the connecting pipe 21.

In both embodiments indicated in -, the inside of the water storage container 1 is partitioned into left and right sides, but for example, a partition plate may be provided substantially horizontally to partition the inside of the water storage container 1 downward. Further, the blower 11 may be provided inside the air supply port 12 or outside the water storage container 1. Furthermore, in the above other embodiments, the water receiving tank 1
4 is provided under the water storage container l, but the water storage container l may be provided at any position, for example, on the top, bottom, left or right, or inside the water storage container l.

"Effects of the Invention" - As explained above, according to the present invention, there is provided a water storage container, a water supply mechanism for supplying water to and draining water from the water storage container, and a water supply mechanism for introducing air into the water storage container after drainage. It is equipped with a blower mechanism that blows the taken air out of the water storage container, and a heat exchange coil that communicates with a heat source is disposed inside the water storage container, so the following excellent effects can be obtained.

■Cooling can be achieved by creating ice in a water storage container and passing air through the same water storage container containing ice.

In other words, since it has both an air conditioning function and a heat storage function, it is easy to install a heat storage type air conditioning system on each floor or room in a building, for example, by simply securing the installation space for a conventional air conditioner. can do.

■Since the air is directly cooled with ice, the amount of heat extracted per unit time is larger than that of conventional air conditioners.

In other words, the cooling capacity can be improved like never before.

■Since no power is required to circulate the cold water in the heat storage tank to the air conditioner, operating costs can be reduced.

■When using multiple air conditioners, it is easy to manage the power consumption of each air conditioner. Therefore, it is extremely suitable as an air conditioner for use in rental buildings and the like.

[Brief explanation of drawings]

FIG. 1 is a schematic diagram showing one embodiment of the invention, and FIG. 2 is a schematic diagram showing another embodiment of the invention. l...Water storage container, 2,4.18...Valve, 3
．． 15=7-... Water supply pipe, 5.16... Drain pipe, 10...
...Intake port, 11...Blower, 12...Air supply port,
13... Heat exchange coil, 14... Water receiving tank, 17... Water supply pump, 19... Ventilation pipe,
W...Water.

Claims (1)

[Claims] A water storage container, a water supply and drainage mechanism for supplying and draining water to and from the water storage container, and a blowing mechanism that takes air into the water storage container after draining and blows the taken air out of the water storage container, is an air conditioner characterized by being equipped with a heat exchange coil that communicates with a heat source.