JPH06194076A - Heat accumulating body - Google Patents

Abstract

PURPOSE:To provide a heat accumulating body which efficiently accumulates an energy obtained from solar energy or excessive power during night time, etc., and effectively utilizes the energy. CONSTITUTION:A heat accumulating body 1 is constituted of a pair of half bodies (1a), (1b) which pinch heat circulating pipes 2 in-between. The pair of half bodies (1a), (1b) are hollow bodies, and a heat accumulating material is filled in the hollow part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat storage body for accumulating and utilizing heat obtained from solar heat or nighttime electric power as a heat source for heating or cooling.

[0002]

2. Description of the Related Art Conventionally, it has been practiced to accumulate heat using solar heat during sunshine and surplus power at night and use it as a heat source for heating or cooling during times when heat cannot be supplied. There is. As the heat storage means therefor, a structure in which a circulation pipe is passed through a heat storage tank filled with a liquid having a large specific heat is used.

[0003]

Since the conventional heat storage tank is installed on the floor surface, it has a drawback that the facility is large and large-scaled with respect to the heat storage capacity.

SUMMARY OF THE INVENTION The present invention aims to solve the above-mentioned problems, by providing a pair of heat storage bodies with a heat circulation pipe for circulating a heat medium interposed therebetween, thereby effectively utilizing the piping space of the circulation pipe. The present invention provides a heat storage body having a large heat storage capacity.

[0005]

In order to achieve the above object, the heat storage body according to the present invention is a heat storage body that causes a heat exchange action between a heat medium flowing through a heat circulation pipe and a heat storage material. It is composed of a pair of halves sandwiching the heat circulation pipe, and the pair of halves is a sealed hollow body, and the hollow portion is filled with a heat storage material.

[0006]

According to the present invention, since the pair of heat storage bodies are provided with the heat circulation pipe for circulating the heat medium interposed therebetween, the heat medium heated or cooled by solar heat or surplus power at night is heated. In the process of flowing through the circulation pipe, heat is transferred from the heat medium to the heat storage body, and heat is accumulated in the heat storage body. Then, as the utilization mode of the accumulated heat, air is blown to the heat storage body to be dissipated into the room as warm air or cold air, or air in contact with the heat storage body is naturally circulated to be used as a heat source for heating or cooling directly in the room. . In addition, the heat medium is caused to flow through the heat circulation pipe and the heat obtained by the heat exchange action with the heat storage body is used as a heat source for heating or cooling.

[0007]

Embodiments of the present invention will be described with reference to the drawings. Figure 1
In FIG. 2 and FIG. 2, reference numeral 1 denotes a heat storage body composed of a pair of half bodies 1a and 1b, and one half body 1a and the other half body 1b are hollow bodies formed by blow molding thermoplastics, respectively. is there. A pair of halves 1a, 1b
A plurality of concave grooves 3 for sandwiching a plurality of heat circulation pipes 2 arranged in parallel are formed on the facing surfaces of the heat circulating pipes 2 and the concave grooves 3 on each of the facing surfaces. The heat conduction plates 4 and 4 formed in a wave shape so as to follow the shape of are closely attached. The heat conduction plates 4 and 4 are made of a metal plate such as copper which is a good conductor of heat, and the holes 5 at both end edges thereof are fitted into the projections 6 of the pair of half bodies 1a and 1b to form a pair of half bodies. It is attached integrally with 1a and 1b. The heat circulation pipe 2 circulates a heat medium. Fixing recesses 7 are formed on the outer walls on both side ends of the pair of halves 1a and 1b. The pair of halves 1a and 1b sandwich the heat circulation pipe 2 from the front and the rear to attach the U-shaped fastener 8. A pair of halves 1a, 1b
By sandwiching it from the side end of the fixing recess 7 to the fixing recess 7, the locking hook 10 of the U-shaped fixing tool 8 is locked to the locking projection 9 of the fixing recess 7, and the heat circulation pipe 2 is sandwiched between the locking hooks 10. Half of 1a,
The heat storage body 1 composed of 1b is fixedly attached. Then, the pair of half bodies 1 of the heat storage body 1 attached in this manner
The heat circulation pipe 2 is covered with a and 1b over the entire circumference. By arranging the heat storage bodies 1 along the heat circulation pipe 2 in the axial direction thereof, the heat circulation pipe 2 can be covered in the pipe direction. Instead of the heat conduction plates 4 and 4, a metal coating such as copper may be formed on the pair of halves 1a and 1b by a method such as vacuum deposition, ion plating, sputtering, and CVD (chemical vapor deposition). Good.

A stopper 1 is provided on top of the pair of halves 1a and 1b.
An inlet 12 having 1 is provided. Then, the pair of halves 1a and 1b are filled with the heat storage material through the inlet and sealed by the plug 11. The heat storage material to be filled is ethylene glycol having a large heat storage capacity.
It is necessary to fill the pair of halves 1a and 1b with the heat storage material with the inlet 12 facing upward so that air is not trapped or remains inside.

As one mode of utilizing the heat accumulated in the heat storage body 1, air is blown onto the surface of the heat storage body 1 to dissipate it as warm air or cold air, or the interior of the room is directly heated by natural convection of air in contact with the heat storage body 1. Or as a heat source for air conditioning,
In order to increase the efficiency of heat exchange with the air flow in this mode of use, the heat storage body 1 may have a corrugated shape that increases its surface area, or a shape having a large number of irregularities and projections.

Another embodiment is shown in FIG. The same components as those of the embodiment shown in FIGS. 1 and 2 are designated by the same reference numerals and the description thereof is omitted. As shown in FIG. 3, according to this embodiment, a pair of halves 1a and 1b constituting the heat storage body 1 are connected at one side end thereof by a compression-thinned hinge 13 so that the opposite surfaces can be opened and closed. Has been done,
The thin portion 14 in which the latch 14 is compressed and thinned on one of the other side ends.
It is formed so as to be bendable via a, and the latch receiving portion 15 is formed to project on the other side. In this embodiment, in order to mount the heat storage body 1 on the heat circulation pipes 2 arranged in parallel, the latch 14 is removed and the pair of half bodies 1a and 1b are removed.
Open, close the heat circulation pipe 2 between them, and close the latch 1
The work of locking 4 to the latch receiving portion 15 is performed. Therefore, in this mounting work, if the pair of halves 1a and 1b connected by the hinge 13 are temporarily locked to the heat circulation pipe 2, the latch 14 at the other end is locked to the latch receiving portion 15. Therefore, even if the heat storage body 1 is relatively large, one worker can easily attach the heat storage body 1. A hinge 13 that connects the pair of halves 1a and 1b
May be separate.

According to the embodiment of the present invention, a pair of halves 1a, sandwiching a heat circulation pipe 2 for circulating a heat medium from the front and rear,
Since the heat storage body 1 composed of 1b is provided, heat is transferred from the heat medium to the heat storage body 1 in the process in which the heat medium heated or cooled by solar heat or surplus power at night flows through the heat circulation pipe 2. The heat is stored in the heat storage body 1. Then, the heat accumulated in the heat storage body 1 is blown into the heat storage body 1 to dissipate the air as warm air or cold air, or the heat is radiated by the natural circulation of the air in contact with the heat storage body 1 to directly heat or heat the room. Use for air conditioning. In this case, it is preferable that the flow of the heat medium in the heat circulation pipe 2 be stopped, the movement of the heat storage body 1 to other heat be cut off, and the heat be efficiently used. Further, the heat obtained by the heat exchange action between the heat medium flowing through the heat circulation pipe 2 and the heat storage body 1 is moved to a desired position by the heat medium and used as a heat source for heating or cooling. In this usage mode, the heating or cooling of the heat medium flowing through the heat circulation pipe 2 may be turned off and only the heat accumulated in the heat storage body 1 may be used, but the state in which the heating or cooling of the heat medium is continued. Also in the above, since the heat is transferred through the heat medium by the heat exchange effect that is performed between the heat medium and the heat storage body 1 when the temperature difference occurs due to the decrease in the heating or cooling effect, the heating or cooling Even when the heat source is available, the required heating or cooling can be performed while supplementing the shortage with the heat source stored in the heat storage body 1.

As described above, since the heat storage body 1 is attached so as to cover the entire peripheral surface of the heat circulation pipe 2, heat exchange loss between the heat medium flowing through the heat circulation pipe 2 and the heat storage body 1 is reduced. The heat exchange effect is efficiently performed with a small amount. Further, by mounting a large number of heat storage bodies 1 on the heat circulation pipe 2 that is arranged, the exposed area of the heat circulation pipe 2 can be reduced, and the heat exchange efficiency can be further improved, and the heat circulation pipe can be further improved. It is possible to reduce the amount of heat insulating material applied to 2. In general, since the heat circulation pipe 2 is piped along a building surface such as a wall surface or a floor surface of a building, the heat storage body 1 attached with the heat circulating pipe 2 sandwiched therebetween is provided along the building surface. By effectively utilizing the piping space of the heat circulation pipe 2, it is possible to easily construct a facility for utilizing solar heat and surplus power at night without taking up space.

[0012]

According to the heat storage body of the present invention, since the heat storage body composed of a pair of halves is provided with the heat circulation pipe for circulating the heat medium interposed therebetween, the piping space of the heat circulation pipe is effectively utilized. It is possible to obtain a large heat storage capacity.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention.

FIG. 2 is an enlarged cross-sectional view taken along the line AA in FIG.

FIG. 3 is a perspective view showing another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Heat storage body 1a, 1b A pair of half bodies 2 Heat circulation pipe 3 Groove 4 Heat conduction plate 7 Fixing recess 8 C-shaped fixing tool 11 Plug 12 Injection port 13 Hinge 14 Latch 15 Latch receiving part

Claims (1)

[Claims] 1. A heat storage body for performing heat exchange between a heat medium flowing through a heat circulation pipe and a heat storage material, comprising a pair of half bodies sandwiching the heat circulation pipe, the pair of half bodies being sealed hollow bodies. And a heat storage material having a hollow portion filled with a heat storage material.