JP3880287B2 - Hot water heater with built-in hot water heater - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a hot water heater with a built-in hot water heater of a 1 can 3 water channel system that performs hot water heating, hot water supply, and bathing in a single unit.
[0002]
[Prior art]
Conventionally, in this type, an exhaust port and a piping port are provided in only one direction, and an instrument body having different positions of the exhaust port and the piping port is prepared separately.
[0003]
[Problems to be solved by the invention]
By the way, with this conventional one, there is a problem that the installation direction is limited in the former, and it is impossible to install in a wide variety, and in the latter, a wide variety of installation is possible. However, there is a problem in that separate instrument bodies must be prepared for each installation direction, which is inefficient and increases costs.
[0004]
[Means for Solving the Problems]
The present invention for solving the above drawbacks by focusing on this point, in particular its configuration, the outer frame that is installed outdoors, the combustion of the burner unit and the burner unit, heating the inside of the heat medium is heated A heat exchanger for hot water supply, a hot water supply circuit in which the heat exchanger for hot water supply is provided in the heating heat exchanger, and the hot water is indirectly heated with a heated heat medium, and a bath is provided in the heat exchanger for heating A heat circuit, and a bath circuit that indirectly heats the hot water with a heated heat medium, and further heats it. The function chamber is divided into three in the vertical direction, with the lower portion being a piping chamber and the upper portion being an exhaust chamber. Further , the exhaust chamber and the piping chamber are combined in accordance with the installation conditions with the function chamber remaining as it is.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
A heat insulating material 5 is affixed to the inner surface of the outer frame 1, and the center is a functional chamber 27 provided with each functional component, and a piping chamber 36 for connecting piping to indoor equipment is formed in the lower portion. Forms an exhaust chamber 41 having an air supply / exhaust cylinder 40 that sucks combustion air and discharges exhaust gas, and the outer frame 1 has a three-part configuration in the vertical direction. In the case of installation different from the left, the piping chambers 36, 43, 44 corresponding thereto may be connected, and in the case of installation different in the exhaust direction from the right side, the front side, and the left side, the exhaust chambers 41, 46, 47 corresponding thereto. It is only necessary to connect the piping chambers 36, 43 and 44 and the exhaust chambers 41, 46 and 47, and it is necessary to convert the entire instrument body to another one. There is no need to prepare something different Cost in Ino is also one in which requires only a low cost.
[0006]
【Example】
Next, a hot water heater equipped with a hot water heater according to the present invention will be described with reference to an embodiment shown in the drawings.
Reference numeral 1 denotes an outer frame of a hot water heater that is installed outdoors with functions of hot water supply, bathing, and hot water heating. Inside, an oil vaporizing burner unit 2 is burned and the burner unit 2 burns to the inside. A heating heat exchanger body 3 for heating a stored heat medium such as hot water, a control printed circuit board 4 and the like are incorporated, and the inner surface of the outer frame 1 is non-combustible of a building such as a rock wool sound absorbing board. The heat insulating material 5 used as a material is affixed and the inner heat retention effect is heightened.
[0007]
6 is a heat exchanger for hot water supply provided in the heat exchanger body 3 for heating, and the water supply flowing in at the direct pressure of the water supply through the water supply pipe 9 provided with the water supply thermistor 7 and the water supply flow sensor 8 is used as a heat medium. And a hot water supply circuit for supplying hot water to various places through a hot water supply pipe 14 provided with an expansion absorber 10, a mixing valve 11, a water proportional valve 12 and a hot water supply thermistor 13.
[0008]
Reference numeral 15 denotes a bath heat exchanger provided below the hot water supply heat exchanger 6 in the heating heat exchanger 3, and a bath return pipe 19 having a pressure sensor 16, a bath pump 17, and a bath flow sensor 18. The bath circuit that heats up the bath water flowing in from the heat medium by heat exchange with the heat medium and returns it to the bath (not shown) through the bath-out pipe 20, and repeats this circulation in order to replenish the bath water It constitutes.
[0009]
A circulation circuit 21 connects the heating heat exchanger can 3 and a radiator (not shown) installed indoors, and is connected to the heating forward pipe 22 drawn from the upper portion of the can 3 and the lower portion of the can 3. A heating return pipe 24 provided with a heating pump 23 is formed in the middle.
[0010]
A communication pipe 25 communicates the upper and lower sides of the heat exchanger can 3 for heating, and is provided with a stirring pump 26 in the middle to eliminate the temperature difference between the upper and lower sides in the can 3 and make it uniform.
[0011]
Reference numeral 27 denotes a functional chamber that is partitioned by the lower partition plate 28 and the upper partition plate 29 to store the above-described functional components. The lower volume of the lower partition plate 28 is smaller than that of the functional chamber 27, and the hot water connection ports 30 and 31 and the bath Connecting ports 32 and 33 for heating and connecting ports 34 and 35 for heating. In this, a piping chamber 36 is provided for pipe connection, and the upper partition plate 29 has a smaller internal volume than the piping chamber 36 and has a heat exchange for heating. A gas supply / exhaust tube 40 having a double cylinder structure with an exhaust pipe 37 communicating above the can 3 and exhausting this exhaust, and an air supply pipe 39 for sucking combustion air from the outside and supplying it to the combustion fan 38 of the burner unit 2 An exhaust chamber 41 is provided.
[0012]
The piping chamber 36 forms two large piping holes 42 on the back surface and constitutes a piping tube 36 for rearward piping from the rear side, and the piping hole 42 on the right side surface as shown in FIG. A right piping chamber 43 for piping out from the right side is prepared separately, and a left piping chamber 44 for piping out from the left side having a piping hole 42 as shown in FIG. It is possible to deal with various types of piping by changing.
[0013]
The exhaust chamber 41 is for the right exhaust from which the air supply / exhaust tube 40 protrudes on the right side. In addition, as shown in FIG. 4, the exhaust chamber 41 has a front exhaust chamber 46 formed with an exhaust hole 45 through which the air supply / exhaust tube 40 penetrates. As shown in FIG. 5, an exhaust hole 45 is formed on the left side surface, and an exhaust chamber 47 for left exhaust for supplying and exhausting air from the left side is prepared, and various combinations of exhaust directions can be handled by changing the combinations.
[0014]
Further, each piping chamber 36, 43, 44 and each exhaust chamber 41, 46, 47 is connected to one functional chamber 28 by a fixing means (not shown) such as a screw, and the piping at the time of shipping the product. The instrument body is shipped in a combination according to the delivery direction and the exhaust direction, and can be installed as it is at the installation site.
[0015]
48 is a hot water filling circuit branched from the hot water supply pipe 14 and connected to the bath return pipe 19 via a three-way valve 49. The hot water filling solenoid valve 50 and the hot water filling flow sensor 51 are provided in the middle of the hot water filling circuit. The hot water filling can be easily performed.
[0016]
Next, the operation of one embodiment of the present invention will be described.
In the state where each pipe is connected in the piping chamber 36, if there is a request for hot water supply or bath renewal or heating, the burner unit 2 starts to burn, and the heat medium in the heating heat exchanger 3 is heated, The hot water supplied through the hot water supply heat exchanger 6 is heated and hot water is supplied through the hot water supply pipe 14, and the bath water is circulated through the bath heat exchanger 15 by driving the bath pump 17. If the heating pump 23 of the circulation circuit 21 is driven, the heat medium in the heating heat exchanger can 3 is circulated as it is, and hot water heating is performed via a radiator. is there.
[0017]
Therefore, it has three functions of hot water supply as well as hot water supply and hot water heating with a single water heater, and it is space-saving, cost effective, and easy to use.
[0018]
In addition, when the installation conditions of the appliance are as shown in FIG. 6 and the front exhaust is performed after the rear piping, the rear piping chamber 36 is connected to the function chamber 27 and the exhaust chamber 46 for the front exhaust is connected respectively. Further, as shown in FIG. 7, in the case of the left exhaust with the right side piping, the right exhaust chamber 47 may be connected to the function chamber 27 and the exhaust chamber 47 for the left exhaust may be connected to each other. In the case of the right exhaust with the left side piping as shown, the left piping chamber 44 may be connected to the functional chamber 27 and the exhaust chamber 41 for the right exhaust may be connected to each other, and various other combinations can be used. It can be adapted to the exhaust direction, has a wide variety of installations and is easy to use, and is particularly easy to install in condominiums and apartments where the shape of the veranda differs depending on the room.
[0019]
Furthermore, since the functional chamber 27 in which a large number of functional parts are stored is left as it is, the upper and lower exhaust chambers 41, 46, 47 and the piping chambers 36, 43, 44 are combined in accordance with the installation conditions, respectively. However, it is not expensive and is very convenient to use.
[0020]
【The invention's effect】
As described above, according to the present invention, a wide variety of installations can be easily performed, and in particular, it can be easily installed in apartments and apartments where the shape of the veranda changes from room to room. Many functional rooms are kept as they are, and only the upper and lower exhaust chambers and piping chambers are replaced according to the installation conditions, so that the cost can be reduced.
[Brief description of the drawings]
FIG. 1 is a schematic configuration diagram showing a water heater with an embodiment of the present invention.
FIG. 2 is a side view showing a piping chamber for the right side.
FIG. 3 is a side view showing the left-side piping chamber.
FIG. 4 is a front view showing an exhaust chamber for exhaust before the same.
FIG. 5 is a side view showing an exhaust chamber for left exhaust.
FIG. 6 is a plan view showing a state in which the front exhaust is installed after the piping is removed.
FIG. 7 is a plan view showing an installation state of the left exhaust when the right pipe is taken out.
FIG. 8 is a plan view showing an installation state of the right exhaust when the left pipe is taken out.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Outer frame 2 Burner part 3 Heat exchanger body 5 Heat insulating material 6 Heat exchanger 15 for hot water supply Heat exchanger 15 for bath 27 Function room 36, 43, 44 Piping room 40 Supply / exhaust cylinder 41, 46, 47 Exhaust room

Claims (1)

A heat exchanger for heating in which an inner heat medium is heated by combustion of the burner part and the burner part in an outer frame installed outdoors, and a heat exchanger for hot water supply in the heat exchanger for heating A hot water supply circuit that supplies hot water by indirectly heating the hot water with a heated heat medium, and a heat exchanger for the bath in the heating heat exchanger, and the hot water is heated indirectly with the heated heat medium. And a bath circuit that performs chasing. Further, a heat insulating material is attached to the inner surface of the outer frame. The center is a functional chamber having the functional parts, the lower portion is a piping chamber, and the upper portion is an exhaust chamber. A hot water heater with a hot water heater , which is divided and further combines the exhaust chamber and the piping chamber according to the installation conditions, with the function chamber intact .

Images