JP2023046689A - Heater for sauna - Google Patents

Abstract

To provide a heater for a sauna that can contribute to improvement of safety.SOLUTION: A heater for a sauna includes a combustion furnace 3 having a burner spot 2 opened outside a sauna chamber S. The sauna chamber S is heated with combustion gas generated in the combustion furnace 3 as a heat source, and all of the combustion gas is discharged to the outside of the sauna chamber without leaking the gas. In the present invention, since the burner spot 2 of the combustion furnace 3 is opened outside the sauna chamber S, carbon monoxide intoxication and injury and burn of a sauna user in the sauna chamber S can be prevented so that the present invention can contribute to improvement of safety.SELECTED DRAWING: Figure 1

Description

The present invention relates to a sauna heating device.

A sauna stove 30 shown in FIG. 3 is known as one type of heating device for saunas. The sauna stove 30 includes a combustion furnace 31 installed in the sauna room S, and a discharge pipe 32 for discharging combustion gas from the combustion furnace 31 to the outside of the sauna room S. Usually, the sauna stones R are heated by the combustion furnace 31 in the sauna room S, and the inside of the sauna room S is heated by the radiant heat of the sauna stones R.

In the conventional sauna stove, the firing port 33 of the combustion furnace 31 having the openable/closable door 34 is located inside the sauna room S, so carbon monoxide poisoning may occur inside the sauna room S. Moreover, if the firewood T is burned in the combustion furnace 31 in the sauna room S, sparks may come out from the firing port 33 when the firewood T is added, and the sauna user may be injured or burned.

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a sauna heating apparatus that can contribute to an improvement in safety.

In order to solve the above-mentioned problems, a sauna heating apparatus according to the present invention includes a combustion furnace with a firing port opening to the outside of a sauna room, and heats the sauna room using combustion gas generated in the combustion furnace as a heat source, It is characterized by exhausting all the combustion gas to the outside of the sauna room without leakage (Claim 1). In the present invention, the firing port of the combustion furnace may be openable and closable by a closed body such as a door or lid, or may be open at all times.

According to the present invention, fuel is supplied into the combustion furnace through the opening that opens to the outside of the sauna room, and combustion gas is generated in the combustion furnace. Then, the combustion gas is used as a heat source to heat the inside of the sauna room. All combustion gases are exhausted outside the sauna room without leakage. In the present invention, since the firing port of the combustion furnace opens to the outside of the sauna room, it is possible to prevent carbon monoxide poisoning in the sauna room and injuries and burns to sauna users, contributing to improved safety.

As one embodiment, a discharge pipe for discharging the combustion gas to the outside of the sauna room may be provided, and the discharge pipe may extend horizontally in the sauna room (claim 2). In one form of this embodiment, the exhaust pipe emits radiant heat due to the combustion gases flowing therein, but the long lateral extension of the exhaust pipe in the sauna chamber provides a greater amount of radiant heat into the sauna chamber. . Therefore, it can contribute to the improvement of the heating efficiency of the sauna room.

As one embodiment, the combustion furnace may be disposed outside the sauna room, and an introduction pipe may be provided for introducing combustion gas from the combustion furnace into the sauna room (Claim 3).

As an embodiment, the introduction pipe may be arranged obliquely upward from the combustion furnace toward the sauna room (claim 4). In this way, the combustion gas can flow smoothly from the combustion furnace to the sauna room, contributing to further improvement of the heating efficiency in the sauna room.

As one embodiment, a heat-radiating kettle may be provided in the sauna room, and the heat-radiating kettle may be heated by combustion gas from the combustion furnace (claim 5).

As one embodiment, sauna stones may be arranged in the sauna room, and the sauna stones may be heated by the heat-dissipating pot (Claim 6). In this way, the sauna stones are efficiently heated by the heat-dissipating pot. Also, by pouring water on the sauna stones, high-temperature steam heat is generated in the sauna room. This steam heat provides not only high temperature but also moderate humidity in the sauna room, so that comfortable and body-friendly sauna bathing is possible.

As one embodiment, the majority of the combustion furnace may be located within the sauna room (Claim 7).

BRIEF DESCRIPTION OF THE DRAWINGS It is explanatory drawing of the sauna equipment containing schematic structure of the heating apparatus for saunas which concerns on one embodiment of this invention. FIG. 4 is an explanatory diagram of sauna equipment including a schematic configuration of a sauna heating device according to another embodiment of the present invention; 1 is an explanatory diagram of a sauna facility including a conventional sauna heating device; FIG.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

As shown in FIG. 1, a sauna heating device 1 according to an embodiment of the present invention includes a combustion furnace 3 having a firing port 2 that opens to the outside of a sauna room S. As shown in FIG. Then, the sauna room S is heated using the combustion gas generated in the combustion furnace 3 as a heat source. All combustion gases are exhausted outside the sauna room S without leakage. Since the firing port 2 of the combustion furnace 3 opens to the outside of the sauna room S, carbon monoxide poisoning in the sauna room S and injuries and burns to sauna users can be prevented, contributing to improved safety. The firing port 2 of the combustion furnace 3 may be openable and closable by a closing member 4 such as a door 4a or a lid as in the example of FIG. 1, or may be open at all times. In the sauna room S, as is well known, a seat portion 5 having an appropriate configuration such as a stepped shape or a bench shape is provided.

The combustion furnace 3 is a furnace for burning fuel T such as firewood and coal supplied from the firing port 2 inside. Combustion gas is generated in the combustion furnace 3 by combustion of the fuel T. In the example of FIG. 1, the entire combustion furnace 3 is arranged outside the sauna room S, and the heat-dissipating kettle 6 is arranged inside the sauna room S. As shown in FIG. The combustion furnace 3 and the heat radiation pot 6 are communicated by an introduction pipe 7 , and combustion gas from the combustion furnace 3 is introduced into the heat radiation pot 6 through the introduction pipe 7 . The combustion furnace 3 is preferably arranged adjacent to the sauna room S. This is because, firstly, the decrease in temperature of the combustion gas in the introduction pipe 7 is suppressed. Secondly, since the installation distance of the introduction pipe 7 can be shortened, the piping work can be performed easily and quickly.

The combustion furnace 3 includes a box-shaped furnace body 8 having a firing port 2 and a door 4a as a closing body 4 capable of opening and closing the firing port 2 . In the illustrated example, the bonfire 2 opens horizontally, and the door 4a rotates around the vertical axis to open and close the bonfire 2 facing horizontally. Although not shown, the door 4a is formed with an intake port. As another example of the closing member 4, a lid member or the like that can be slid vertically or horizontally may be employed. A ceiling portion 9 of the combustion furnace 3 has a conical shape that shrinks toward the top, and an introduction pipe 7 is connected to the upper end of the ceiling portion 9 .

The introduction pipe 7 is a pipe having heat resistance, and extends through the wall W of the sauna room S into the sauna room S. The space between the wall W of the sauna room S and the outer peripheral surface of the introduction pipe 7 is sealed with a sealing material 10 having heat resistance. Combustion gas generated in the combustion furnace 3 is introduced into the heat radiating pot 6 in the sauna room S through the introduction pipe 7 . A conventional sauna stove 30 (Fig. 3) can achieve an indoor temperature that is almost the same as In order to promote the movement of the combustion gas from the combustion furnace 3 into the heat dissipation pot 6, the introduction pipe 7 is preferably arranged obliquely upward from the combustion furnace 3 into the heat dissipation pot 6.

The heat-dissipating kettle 6 disposed in the sauna room S is a heat-resistant and heat-dissipating box-like body, and includes an introduction pipe receiving port 6a and a discharge pipe connection port 6b, and the other portions are closed. there is The introduction pipe receiving port 6 a is arranged at the bottom or side of the heat radiating pot 6 , and the discharge pipe connection port 6 b is arranged at the ceiling portion 11 of the heat radiating pot 6 . An introduction pipe 7 is airtightly inserted into the introduction pipe reception port 6a, and a discharge pipe is airtightly connected to the discharge pipe connection port 6b. The end portion 7a of the introduction pipe 7 in the heat-releasing pot 6 has a shape that gradually expands toward the ceiling portion 11 of the heat-releasing pot 6, so that the combustion gas of the combustion furnace 3 efficiently flows through the ceiling portion 11 of the heat-releasing pot 6. can be heated to

A sauna stone storage part 12 is formed in the upper part of the heat radiation kettle 6 . The sauna stone storage portion 12 is a net-like or fence-shaped storage portion surrounding the ceiling portion 11 of the heat radiation pot 6 , and the top plate 11 a of the heat radiation pot 6 serves as the bottom surface of the sauna stone storage portion 12 . A sauna stone R is placed in the sauna stone storage part 12 . The sauna stones R are heated via the top plate 11a of the heat radiating pot 6 to generate radiant heat and convection heat to heat the inside of the sauna room S uniformly and softly. The sauna stones R are arranged so as to surround the lower part of the discharge pipe 13 extending upward from the top plate 11a of the heat-dissipating kettle 6. - 特許庁As a result, the sauna stones R are also heated by the radiant heat from the discharge pipe 13, so that the heating efficiency of the sauna stones R is improved.

In the above configuration, by pouring water over the sauna stones R, high-temperature steam heat is generated. This steam heat provides not only high temperature but also moderate humidity in the sauna room S, so that comfortable and body-friendly sauna bathing is possible.

The discharge pipe 13 is a pipe having heat resistance, extends upward from the top plate 11a of the heat-dissipating kettle 6, extends laterally in the upper part of the sauna room S, and opens to the outside of the sauna room S. The combustion gas in the heat-dissipating kettle 6 is discharged to the outside of the sauna room S through the discharge pipe 13 . As shown in FIG. 1, the inside of the sauna room S is efficiently heated by the radiant heat of the discharge pipe 13 by arranging the discharge pipe 13 so as to extend horizontally in the upper part of the sauna room S.

In the sauna heating device 1 of FIG. 1, the air in the sauna room S is not used at all to generate the combustion gas, and the combustion gas generated is kept in the sauna room S until it is exhausted to the outside of the sauna room S. It is completely cut off from the user side space. Therefore, the risk of carbon monoxide poisoning in the space on the user side of the sauna room S can be significantly reduced.

FIG. 2 is an explanatory diagram of a sauna heating device 20 according to another embodiment of the present invention. In this sauna heating device 20 , most of the combustion furnace 21 is located inside the sauna room S, and the firing port 22 opens to the outside of the sauna room S. Combustion gas is generated by burning a fuel T such as firewood or coal in the combustion furnace 21 . And the inside of the sauna room S is heated by using this combustion gas as a heat source. All combustion gases are exhausted outside the sauna room S without leakage. Since the firing port 22 of the combustion furnace 21 opens to the outside of the sauna room S, carbon monoxide poisoning in the sauna room S and injuries and burns to sauna users can be prevented, contributing to improved safety. The fire pit 22 can be opened and closed by a closing member 4 such as a door or lid.

In the example of FIG. 2 , a sauna stone storage portion 23 is formed above the combustion furnace 21 . The sauna stone storage portion 23 is a net-like or fence-shaped storage portion surrounding the ceiling portion 24 of the combustion furnace 21 , and the top plate 24 a of the combustion furnace 21 serves as the bottom surface of the sauna stone storage portion 23 . A sauna stone R is placed in the sauna stone storage part 23 . The sauna stones R are heated through the top plate 24a of the combustion furnace 21 to generate radiant heat and convection heat to heat the inside of the sauna room S uniformly and softly. As in the example of FIG. 1 , the sauna stones R are arranged so as to surround the lower portion of the discharge pipe 25 extending upward from the top plate 24 a of the combustion furnace 21 . As a result, the sauna stones S are also heated by the radiant heat from the discharge pipe 25, so that the heating efficiency of the sauna stones S is improved.

As in the example of FIG. 1, by pouring water over the sauna stones S, high-temperature steam heat is generated. This steam heat provides not only high temperature but also moderate humidity in the sauna room S, so that comfortable and body-friendly sauna bathing is possible.

The discharge pipe 25 is a pipe having heat resistance, extends upward from the top plate 24 a of the combustion furnace 21 , extends horizontally in the upper part of the sauna room S, and opens to the outside of the sauna room S. Combustion gas in the combustion furnace 21 is discharged to the outside of the sauna room S through a discharge pipe 25 . By arranging the discharge pipe 25 so as to extend horizontally in the upper part of the sauna room S, the inside of the sauna room S is efficiently heated by the radiant heat of the discharge pipe 25, as in the example of FIG.

In the sauna heating device 20 of FIG. 2, as in the case of FIG. It is completely cut off from the user side space of the sauna room S until it is done. Therefore, the risk of carbon monoxide poisoning in the space on the user side of the sauna room S can be significantly reduced.

The example of FIG. 2 is advantageous over the example of FIG. 1 in that the introduction pipe 7 and the heat sink 6 are unnecessary.

Although the embodiments of the present invention have been described in detail above with reference to the drawings, the specific configuration is not limited to these embodiments, and design modifications and the like are made within the scope of the present invention. is included in the present invention. In addition, the above-described embodiments can be combined by using each other's techniques unless there is a particular contradiction or problem in the purpose, configuration, or the like.

2, 22 firing port 3, 21 combustion furnace 13, 25 discharge pipe 6 radiation pot 7 introduction pipe R sauna stone S sauna room

Claims (7)

A combustion furnace with a firing port opening to the outside of the sauna room is provided, the sauna room is heated by using combustion gas generated in the combustion furnace as a heat source, and all of the combustion gas is discharged outside the sauna room without leakage. Heating device for sauna. 2. The sauna heating device according to claim 1, further comprising a discharge pipe for discharging the combustion gas to the outside of the sauna room, the discharge pipe extending laterally in the sauna room. 3. The sauna heating device according to claim 1, wherein said combustion furnace is arranged outside said sauna room and provided with an introduction pipe for introducing combustion gas from said combustion furnace into said sauna room. 4. The sauna heating device according to claim 3, wherein said introduction pipe is arranged obliquely upward from said combustion furnace toward said sauna room. The sauna heating device according to any one of claims 1 to 4, wherein a heat-releasing pot is arranged in the sauna room, and the heat-releasing pot is heated by combustion gas from the combustion furnace. The sauna heating device according to claim 5, wherein sauna stones are arranged in the sauna room, and the sauna stones are heated by the heat-dissipating pot. 3. A sauna heating device according to claim 1 or 2, wherein the majority of the combustion furnace is located within the sauna room.

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