JP2008253475A - Sauna apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent a user from feeling discomfort and insecurity by preventing discharge of water of a prescribed temperature or more to a bathroom. <P>SOLUTION: A sauna apparatus body is provided with: a drain 16 for discharging water or hot water of a water supply pipe 13 in the water supply pipe 13 between a humidification means and a feed water temperature sensor 15; a circulation air blowing means 10 for circulating air in a sauna object room 1; and a control means 19 in its inside; and is further provided with an effluent temperature sensor 18 for detecting the water temperature to be discharged to the drain 16, and a drain valve 17. This constitution can provide the sauna apparatus capable of preventing the discharge of a high-temperature wastewater so as to prevent the user from feeling the discomfort and insecurity, and discharging water till the water supply temperature reaches a prescribed value when starting the operation of sauna so as to prevent the spraying of low-temperature water to the sauna space. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a sauna apparatus that is used for taking a sauna bath with a medium temperature and high humidity atmosphere in a bathroom.

  Conventionally, as an example of this type of sauna apparatus, a mist apparatus that is installed on the ceiling of a bathroom and uses the bathroom as a sauna room is known (for example, see Patent Document 1).

  The sauna has a dry sauna that has a room temperature of about 100 ° C. and a relative humidity of about 10%, and a room temperature of about 40-50 ° C. and a relative humidity of about 70% or more. There is a steam sauna that provides a moist environment. In recent years, a sauna apparatus that is installed in a bathroom, a shower room, or the like and can be used as a sauna room attracts attention, and various steam-type apparatuses have been proposed.

  FIG. 5 is a system diagram showing an outline of the internal structure of such a conventional sauna apparatus.

As shown in FIG. 5, the mist spraying apparatus 103 includes a heating / drying machine main body 102 that is installed on the ceiling 101 of the bathroom and supplies hot air into the bathroom, and a mist spraying apparatus 103 that sprays hot water in a mist form. A mist nozzle 104, a mist water supply pipe 105, and a water supply valve 106 are provided. A nozzle valve 107 is provided upstream of the mist nozzle 104. The water supply tank 105 is branched with a mist temperature sensor 108 for detecting the mist spray temperature upstream of the nozzle valve 107 and a drain pipe 109 for draining water from the water supply pipe 105 from the upstream side of the nozzle valve 107, A drain valve 110 is provided to open and close the drain pipe 109.
JP-A-2005-241224

  In such a conventional sauna device, in order to prevent the water remaining in the water supply pipe 105 at the start of the sauna operation from being sprayed into the bathroom, the drain valve with the nozzle valve 107 closed before the operation starts. 110 was opened, and water was drained from the drain pipe 109 into the bathroom for a certain period of time.

  Further, in order to prevent the cold water from being sprayed from the mist nozzle 104 to the bathroom, the drain valve 110 is opened until the temperature of the mist temperature sensor 108 becomes high.

  From the above, there has been a problem that high temperature drainage may occur in the bathroom during sauna operation or during drainage operation before sauna operation.

  The present invention is to solve such a conventional problem, and an object of the present invention is to provide a sauna device that prevents drainage at a certain temperature or more from being generated in a bathroom and prevents a user's discomfort and anxiety. To do.

  In order to achieve the above object, the sauna apparatus of the present invention comprises a heating means for heating air, a direct humidifying means for directly humidifying the sauna target room, a water supply pipe for supplying water or hot water to the direct humidifying means, The water supply pipe is provided with a water supply valve for adjusting a water supply amount and a water supply temperature sensor for detecting the water supply temperature, and water or hot water in the water supply pipe is drained between the direct humidification means and the water supply temperature sensor in the water supply pipe. A main body provided with a drain pipe, a circulating air blowing means for circulating the air in the sauna target room, and a control means for controlling the heating temperature, the amount of water supply and the air volume, and the temperature of the water drained into the drain pipe A drainage temperature sensor to detect and a drainage valve are provided.

  The other means is characterized in that the operation is stopped when the drain valve is in an open operation and the detected value of the drain temperature sensor is not changed.

  Another means is characterized in that the water supply temperature is set to 80 ° C. within a certain period of time when the sauna operation is started, and a drain valve provided in the drain pipe is opened during that time.

  In addition, other means is to pass water with the drain valve open for a certain period of time before starting the sauna operation, and when the detected value of the water supply temperature sensor and the drain temperature sensor is more than a certain difference, This is characterized in that the operation is stopped.

  The other means is characterized in that at least one of a water supply temperature sensor or a waste water temperature sensor is provided outside the main body.

  Further, the other means include a heating means for heating air, a circulating air blowing means for circulating the air in the sauna target room through the heating means, a humidifying means provided in the circulation air passage, and water for the humidifying means. Alternatively, a water supply pipe that supplies hot water, a water supply valve that adjusts the amount of water supplied to the water supply pipe, and a water supply temperature sensor that detects the water supply temperature are provided, and a branch pipe is provided between the water supply valve and the water supply temperature sensor. There is a separate nozzle that sprays directly into the sauna target room, and a drainage pipe that drains the moisture collected inside the main body to the outside of the main body without being released into the sauna target room during sauna operation. The main body is provided with a control means for controlling, and the humidification path is controlled by switching the opening and closing of the water supply valve according to the temperature of the water supply pipe.

  Further, the other means is characterized in that the capacity of the heating means arranged on the windward side with respect to the spray nozzle is controlled by the water supply temperature during the sauna operation.

  According to the present invention, the heating means for heating the air, the direct humidification means for directly humidifying the sauna target room, the water supply pipe for supplying water or hot water to the direct humidification means, and the amount of water supplied to the water supply pipe are adjusted. A water supply valve for detecting water supply temperature, a water supply temperature sensor for detecting water supply temperature, a drain pipe for draining water or hot water in the water supply pipe between the direct humidification means and the water supply temperature sensor in the water supply pipe, A main body equipped with a circulating air blowing means for circulating air, and a control means for controlling the heating temperature, the amount of water supplied and the air volume, and a drain temperature sensor and a drain valve for detecting the temperature of water drained into the drain pipe As a result of this installation, high temperature drainage is not allowed to flow into the bathroom, and it is possible to prevent discomfort and anxiety for users in the sauna target room, and the water supply temperature is regulated at the start of sauna operation. By draining until a value, it is possible to provide a sauna apparatus which is effective in that cold water can be prevented from spraying directly from the humidification unit in the sauna target chamber.

  In addition, when the drain valve is open, the operation is stopped when there is no change in the drain temperature. By detecting the clogging of the drain pipe and stopping the water supply, the residual water drainage failure before starting the sauna operation Thus, it is possible to provide a sauna device that has an effect of preventing the residual water of the pipe from being sprayed directly into the sauna target room.

  Also, within a certain period of time for starting sauna operation, the water supply temperature is set to 80 ° C., and during that time, by opening the drain valve provided in the drain pipe, by flowing hot water compared to the case of flowing low temperature water before starting sauna operation It is possible to provide a sauna device that has an effect of surely sterilizing the inside of the pipe.

  In addition, water is passed with the drain valve open for a certain period of time before starting the sauna operation, so that the operation of the equipment is stopped when the detected value of the feed water temperature sensor and the drain temperature sensor exceeds a certain level. As a result, it is possible to provide a sauna device that can determine whether or not a sensor is defective by this control, in addition to when the resistance value of the sensor, which is a criterion for determining a normal sensor defect, is short / open.

  In addition, by providing at least one of the water temperature sensor or the waste water temperature sensor outside the main unit, the water temperature sensor or the drain temperature sensor is not affected by the temperature inside the main unit. It is possible to provide a sauna device having an effect of being able to.

  Also, a heating means for heating the air, a circulating air blowing means for circulating the air in the sauna target room through the heating means, a humidifying means provided in the circulation air passage, and water or hot water is supplied to the humidifying means. A water supply pipe, a water supply valve for adjusting the amount of water supply, and a water supply temperature sensor for detecting the water supply temperature are provided. A branch pipe is provided between the water supply valve and the water supply temperature sensor. A separate spray nozzle is provided, and a drainage temperature sensor is installed in the drainage pipe that drains the moisture collected inside the body outside the sauna during sauna operation, and controls the heating temperature, water supply amount, and air volume. The main body is equipped with a control means for controlling the humidifying path by switching the opening and closing of the water supply valve according to the detection value of the water supply pipe temperature sensor, and the temperature at the start of the sauna operation. There can be sprayed in a circulating air passage until the specified value, to provide a sauna apparatus having the effect of preventing the low-temperature water is sprayed into the sauna target chamber.

  Also, by controlling the capacity of the heating means arranged on the windward side with respect to the spray nozzle during sauna operation, the water supply temperature rises and the capacity of the heating means decreases when the sauna effect is enhanced. By doing so, it is possible to provide a sauna device having an effect of enabling efficient operation.

  The sauna apparatus according to claim 1 of the present invention includes a heating unit that heats air, a direct humidification unit that directly humidifies a sauna target room, a water supply pipe that supplies water or hot water to the direct humidification unit, and the water supply A water supply valve for adjusting the amount of water supplied to the pipe, a water supply temperature sensor for detecting the water supply temperature, and a drain pipe for draining water or hot water in the water supply pipe between the direct humidification means and the water supply temperature sensor. , A body provided with a circulating air blowing means for circulating the air in the sauna target room and a control means for controlling the heating temperature, the amount of water supply and the air volume, and detecting the temperature of the water drained into the drain pipe A temperature sensor and a drain valve are provided. The temperature of the drained water or hot water is detected by the drain temperature sensor, and the temperature of the waste water sent to the control means is higher than the specified value. Sometimes, a by a signal from the control means, the effect of closing the drain valve.

  In addition, when the drain valve is open, the operation is stopped when there is no change in the drain temperature. The drain temperature sensor detects the temperature of the drain and sends it to the control means. When there is no change, it is sent from the control means to close the water supply valve, and the operation is stopped.

  Also, within a certain period of time when the sauna operation starts, the water supply temperature is set to 80 ° C., and the drain valve provided in the drain pipe is opened during that time, and the water remaining in the water tank is discharged before the sauna operation starts. At the same time, it has the effect of flowing hot water into the water supply pipe.

  In addition, water is passed with the drain valve open for a certain period of time before starting the sauna operation, so that the operation of the equipment is stopped when the detected value of the feed water temperature sensor and the drain temperature sensor exceeds a certain level. Before starting the sauna operation, water is passed for a certain period of time, the temperature is detected by the water temperature sensor and the waste water temperature sensor, and the difference between the detected temperatures sent to the control means is specified. When the value is exceeded, the operation is stopped by a signal from the control means.

  In addition, at least one of the water supply temperature sensor or the drainage temperature sensor is provided outside the main body, and the water supply and drainage temperatures are not affected by the temperature inside the main body which is easily affected by the sauna target room. It has the effect | action that can be detected.

  Further, by controlling the humidification path, the hot water is sprayed in the circulation air path until the specified value is reached at the start of the sauna operation, and when it exceeds the specified value, it is sprayed in the sauna target room.

  In addition, the capacity of the heating means arranged on the windward side with respect to the spray nozzle is controlled by the feed water temperature during sauna operation, and the detection value of the feed water temperature sensor is sent to the control unit to detect the detection value. When the value exceeds the specified value, the capacity of the heating means is reduced to the rated state.

    Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
As shown in FIGS. 1 and 2, the sauna apparatus is provided with an apparatus body 3 that is attached to the ceiling 2 of the sauna target room 1 such as a bathroom and forms the sauna apparatus, and the lower surface of the apparatus body 3 is opened in the sauna target room 1. At the same time, a panel 7 provided with a suction port 5 fitted with a filter 4 and an outlet 6 is attached to the opening. In the apparatus main body 3, a room temperature sensor 8 that detects the temperature of the sauna target room 1, a heating unit 9 that heats air using a heater, and the like, and air from the sauna target room 1 is sent to the heating unit 9. In order to spray hot water or water in a mist form as a humidifying means on the heating section 11 provided with the circulating air blower 10 and the sauna target room 1, the mist nozzle 12 is in the vicinity of the panel 7 toward the sauna target room 1. A water supply pipe 13 for supplying hot water or water from a heat source (not shown) separately installed in the mist nozzle 12 is connected. The water supply pipe 13 is provided with a water supply valve 14 on the upstream side of the mist nozzle 12, and further on the upstream side of the water supply valve 14 with a water supply temperature sensor 15 for detecting the water supply temperature. The water supply pipe 13 is provided with a branch portion between the water supply valve 14 and the water supply temperature sensor 15, and a drain pipe 16 is provided to enable drainage from the apparatus main body 3 from the branch portion. A drain valve 17 that opens and closes the pipe 16 and a drain temperature sensor 18 are attached downstream of the drain valve 17. Further, in the apparatus main body 3, the heating means 9, the circulating air blower 10, and the water supply are generated by signals from the room temperature sensor 8, the water supply temperature sensor 15, the drainage temperature sensor 18 and a remote control (not shown) separately provided. A control unit 19 for controlling the valve 14 and the drain valve 17 is provided.

  With the above configuration, when a sauna operation is performed from the remote controller, the heating means 9 is energized and the circulating air blower 10 is operated according to an instruction from the control unit 19 to heat the air sucked from the sauna target room 1 and the panel 7 Blowing out from the outlet 6 provided in the room 1 to the sauna target room 1, the drain valve 17 is opened, drainage control is performed so that water remaining in the water supply pipe 13 is drained, and dirt remaining in the water tank 13 Water is discharged from the apparatus body 3. This discharged water is drained into the bathroom which is the sauna target room 1 through the pipe. At this time, since the water supply valve 14 attached to the mist nozzle 12 is in a closed state, dirty water is not sprayed from the mist nozzle 12 into the sauna target room 1.

  In the sauna operation, the mist sprayed into the sauna target room 1 may be water or hot water. In the case of water spray, the drain control is such that the drain valve 17 is closed after a certain period of time, and the water supply valve 14 is opened, and water is sprayed from the mist nozzle 12 into the sauna target room 1. On the other hand, in the case of hot water spraying, when the drain temperature sensor 18 reaches a specified temperature or higher, the drain valve 17 is closed, the water supply valve 14 is opened, and hot water is sprayed from the mist nozzle 12 into the sauna target room 1.

  Further, the temperature detected by the waste water temperature sensor 18 before and after the start of the waste water control is sent to the control unit, and if the difference between the detected values does not change within a specified temperature value (for example, 4 minutes) within a specified time (for example, 4 ° C.) There is no transition to control that opens the next water supply valve 14 as a pipe abnormality.

  Further, when the sauna operation is not used for a certain time (for example, one week) or more, a signal is sent from the control unit 19 to a heat source device (not shown) connected to the water supply pipe 13, and a specified temperature (for example, 80 ° C.) The drainage valve 17 is opened and drainage control is performed until a predetermined time (for example, 2 minutes) has elapsed since the drainage temperature sensor 18 detects the specified temperature (for example, 80 ° C.).

  Further, when the drainage control is started, the detected temperature of the feedwater temperature sensor 15 and the drainage temperature sensor 18 is sent to the control unit 19, and if the difference between the feedwater temperature and the drainage temperature is equal to or greater than a specified value (for example, 2 ° C.) Stop operation.

  As described above, according to the sauna device of Embodiment 1 of the present invention, it is possible to prevent high temperature drainage from flowing into the bathroom, and to prevent the user in the sauna target room from feeling uncomfortable or uneasy, By draining until the water supply temperature reaches the specified value at the start of sauna operation, low temperature water can be prevented from spraying directly from the humidifying means into the sauna space, and by flowing hot water above the specified temperature through the water supply pipe, Can be more efficiently performed. In addition, the detection difference between the temperature of the feed water temperature sensor and the temperature of the waste water temperature sensor is compared. It is also possible to detect detection failures other than sensor damage.

(Embodiment 2)
Next, a second embodiment will be described. Note that portions that are the same as those in the first embodiment are denoted by the same symbols, and description thereof is omitted.

  As shown in FIG. 3, the sauna apparatus includes a water supply connection portion 21 of a water supply pipe 13 attached to an apparatus main body 3 that opens downward from the sauna target room 1 and an external pipe, a drain pipe 16, and the sauna target room 1. A drainage connection portion 22 with a drain pipe is provided with a certain length with respect to the device main body 3, a water supply temperature sensor 23 is attached between the water supply connection portion 21 and the outer shell of the device main body 3, and the device main body 3 and drainage A drainage temperature sensor 24 is attached between the connecting portion 22 and the water supply temperature sensor 23 and the drainage temperature sensor 24 are mounted in a cylindrical shape so as to be attached to the water supply pipe 13 and the drainage pipe 16, respectively.

  In the above configuration, when the water supply temperature sensor 23 has passed a specified value (for example, 0 ° C.) or less for a certain period of time, the drain valve 17 is opened to drain the water in the pipe into the sauna target room 1 for the purpose of preventing the pipe from freezing and puncture. Become.

  As described above, according to the sauna device of Embodiment 2 of the present invention, the sauna target room 1 with many bathrooms has a large temperature change by putting hot water in the bathtub or heating operation with the sauna device. The inside of the apparatus main body 3 whose lower surface is opened toward the sauna target room 1 is also affected by the temperature of the sauna target room 1. On the other hand, the water supply temperature sensor 23 and the drainage temperature sensor 24 are mounted in a ceiling space 25 that is isolated from the sauna target room 1 such as a bathroom. False detection can be prevented.

(Embodiment 3)
Next, Embodiment 3 will be described. Note that portions that are the same as those in the first embodiment are denoted by the same symbols, and description thereof is omitted.

  As shown in FIG. 4, the sauna apparatus has a room temperature sensor 8 that detects the temperature of the sauna target room 1 inside the apparatus main body 3, and a circulation air passage that sucks air from the sauna target room 1 and blows it out to the sauna target room 1. 31 is provided with a circulating air blower 10 for feeding air to the heating means 9 for heating the air with a heater or the like, and a heat source device (not shown) as a humidifying means in the sauna target room 1 on the leeward side of the heating means 9. Mist nozzle A32 is attached to the inner upper surface of the circulation air passage 31 to spray hot water or city water such as city water from)), and water droplets with a small particle diameter on the leeward side of the mist nozzle A32 are targeted for the sauna. A water filter 33 is attached so as to be sprayed into the room 1.

  Further, a water supply pipe 34 is connected to the mist nozzle A32, and a water supply valve A35 for opening and closing the water supply and a water supply temperature sensor 36 for detecting the water supply temperature are mounted on the water supply pipe 34. The water supply temperature sensor 36 and the water supply valve A branch pipe 37 is provided between the mist nozzle B38 and the mist nozzle B38. The mist nozzle B38 for spraying hot water or water directly in the mist form from the branch pipe 37 to the sauna target room 1 is directed toward the panel 7, and the mist nozzle B38 and the branch pipe are provided. 37, a water supply valve B39 is attached. Further, between the mist nozzle A 32 and the water filter 33, a water receiving part 40 for draining water collected by the water filter 33 and a drain pipe 41 is attached to the bottom part of the water receiving part 40. And a control unit 19 for controlling the circulating air blower 10, the heating means 9, the water supply valve A35, and the water supply valve B39 according to signals from the room temperature sensor 8, the water supply temperature sensor 36 and a remote controller (not shown). To do.

  With the above configuration, hot water from the heat source is supplied to the water supply pipe 34 by a sauna operation signal from a remote controller (not shown). At this time, when the temperature of the water supply temperature sensor 36 is lower than the specified value, the water supply valve B39 is closed and the water supply valve A35 is opened, spraying from the mist nozzle A32 mounted on the circulation air passage 31, When the detection value of the sensor 36 is equal to or greater than the specified value, the water supply valve B39 is opened, the water supply valve A35 is closed, and the mist nozzle B38 is sprayed directly into the sauna target chamber 1.

  When the detected value of the feed water temperature sensor 36 is lower than the specified value, the output of the heating means 9 is maximized. When the detected value is higher than the specified value, the output of the heating means 9 is suppressed, and the detected temperature of the feed water temperature sensor 36 increases. Then, the spray path is switched from the mist nozzle A32 to the mist nozzle B38.

  Thus, according to the sauna apparatus of Embodiment 3 of this invention, while the temperature of the hot water supplied is low, it is sprayed immediately after the heating means 9 in the circulation air path 31, and after it heats, it is the sauna object room 1 The water supply water sprayed and not sprayed is discharged from the apparatus main body 3 by the drain pipe 41, and when the water supply temperature exceeds a specified value, it is sprayed directly into the sauna target room 1 and low temperature water can be prevented from being sprayed into the sauna space. At the same time, when sprayed from the mist nozzle A32 attached to the circulation air passage 31, about 90% of the water supply amount is drained from the drain pipe 41. Therefore, by switching the spray path, the warm water is drained wastefully. Can be prevented.

  By attaching a temperature sensor to the water supply pipe and drainage pipe of the apparatus, the present invention can be applied to an air conditioner that can easily switch between the water supply path and the drainage path.

The system figure which shows the sauna apparatus of Embodiment 1 of this invention. Perspective view showing installation of the sauna device The system figure which shows the sauna apparatus of Embodiment 2 of this invention. The system figure which shows the sauna apparatus of Embodiment 3 of this invention. System diagram showing conventional sauna equipment

Explanation of symbols

9 ·· Heating means 12 ·· Mist nozzle 13 · · Water supply pipe 14 · · Water supply valve 15 · · Water temperature sensor 16 · · Drain pipe 17 · · Drain valve 18 · · Drain temperature sensor

Claims (7)

A heating means for heating air, a direct humidifying means for directly humidifying the sauna target room, a water supply pipe for supplying water or hot water to the direct humidification means, a water supply valve for adjusting the amount of water supplied to the water supply pipe, and a water supply temperature A water supply temperature sensor for detecting water, a drain pipe for draining water or hot water in the water supply pipe between the direct humidification means and the water supply temperature sensor, and a ventilation means for discharging the air in the sauna target room And a body having a circulating air blowing means for circulating the air in the sauna target room and a control means for controlling a heating temperature, a water supply amount and an air volume, and detecting a temperature of water drained to the drain pipe A sauna apparatus provided with a drain temperature sensor and a drain valve. 2. The sauna apparatus according to claim 1, wherein the operation is stopped when the drainage valve is open and there is no change in the drainage temperature. 2. The sauna apparatus according to claim 1, wherein the water supply temperature is set to 80 ° C. within a certain period of time when the sauna operation is started, and a drain valve provided in the drain pipe is opened during that period. Water was passed with the drain valve open for a certain period of time before starting the sauna operation, and the operation of the equipment was stopped when the detected value of the water supply temperature sensor and the drain temperature sensor exceeded a certain level. The sauna apparatus according to claim 1. The sauna apparatus according to claim 1, wherein at least one of a water supply temperature sensor or a waste water temperature sensor is provided outside the main body. Heating means for heating air, circulating air blowing means for circulating air in the sauna target room through the heating means, humidifying means provided in the circulation air passage, and water supply pipe for supplying water or hot water to the humidifying means And a water supply valve for adjusting the amount of water supply and a water supply temperature sensor for detecting the temperature of the water supply, and a branch pipe is provided between the water supply valve and the water supply temperature sensor. A control means for controlling the heating temperature, the amount of water supply and the air volume is provided by separately providing a humidifying means that provides a drainage pipe for draining the moisture collected inside the main body to the outside of the main body without being released into the sauna target room during sauna operation. A sauna device comprising a body provided therein, wherein a humidification path is controlled by switching opening and closing of a water supply valve according to a temperature detected by the water supply temperature sensor. 7. The sauna apparatus according to claim 1, wherein the capacity of the heating means disposed on the windward side with respect to the spray nozzle is controlled by the feed water temperature during the sauna operation.

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