KR102365957B1 - Dry type sauna booth - Google Patents

Abstract

An objective of the present invention is to provide a dry sauna booth for home use, which has increased heating efficiency and safety of a heating device and has reduced risk of fire. According to the present invention, the dry sauna booth comprises a chair installed inside a box-type main body with a door for entry and exit to enable a user to sit thereon and a heating device disposed on the lower part of the chair and emitting heat by heating action of current to heat the internal air of the main body when receiving external power. The heating device includes: a heating wire emitting the heat when receiving the power; a stand keeping the heating wire spirally wound and arranged around the circumference to prevent short circuit due to deformation or contact by external shock and heat; and a heat shield installed around the stand to block heat transfer through direct contact between the heating wire and the stand.

Description

Dry sauna booth {DRY TYPE SAUNA BOOTH}

The present invention relates to a dry sauna booth used indoors at home, and more particularly, to a dry sauna booth for home use that increases the heating efficiency and safety of a heating device and reduces the risk of fire.

In general, saunas relieve fatigue by facilitating the metabolism of the human body and promoting blood circulation and skin respiration by discharging waste products accumulated in the body through sweat through high-temperature heat (dry) or steam (wet). It has several effects, such as relaxing stiff muscles.

In particular, it has been reported that high-temperature heat therapy using the far-infrared radiation wavelength band as a heat source is effective in treating chronic diseases such as hypertension, congestive heart failure, or rheumatoid arthritis.

However, in most dry saunas, an electric heater or heating element that converts electric energy into thermal energy is installed inside, and the air is directly heated by using it. , due to excessively high power consumption, there is a problem in that energy efficiency is considerably lowered.

In addition, when the heating element is made of a heating wire, the wiring state is easily disturbed by an external force or the like, so that the adjacent heating wire is tangled or stuck to each other, so there is a safety problem with a very high risk of a short circuit.

Meanwhile, a booth-type dry sauna apparatus capable of enjoying a sauna within a range of 40 to 80° C. using a ceramic heater emitting a large amount of far-infrared rays has been proposed.

For example, Patent Document 1 discloses an indoor dry sauna in which the air inside the sauna booth is heated according to the heat generated by the heat source generating unit and flows naturally by the convection phenomenon, thereby reducing operating costs and generating no noise.

However, this has a problem in that the thermal efficiency is somewhat lowered due to the structural characteristics of heat transfer due to heat conduction within the structure of the heat source generating unit, and the surrounding structure is deteriorated or deformed due to the heat of the heating wire.

The background or prior art described herein is information possessed by the inventor or acquired in the process of deriving the present invention, and is only intended to help in understanding the technical meaning of the present invention, and prior to the filing of the present invention, the technology to which this invention belongs It does not mean that the technology is widely known in the field.

KR 10-2311776 B1 (2021.10.05) KR 10-1586773 B1 (2016.01.13) KR 10-1032027 B1 (2011.04.22) KR 20-0475691 Y1 (2014.12.17)

Accordingly, the present inventor comprehensively considers all the above matters and at the same time, from the idea of solving the technical limitations and problems of the existing dry sauna booth technology, the effect of increasing the heating efficiency and safety of the heating device and reducing the risk of fire can be achieved. In order to develop a dry sauna booth with a new structure, the present invention was created as a result of continuous research by making great efforts.

Accordingly, it is an object and technical problem to be solved by the present invention to provide a dry sauna booth capable of increasing heating efficiency and safety and reducing the risk of fire.

Here, the technical problems and objects to be solved by the present invention are not limited to the technical problems and objectives mentioned above, and other technical problems and objects not mentioned above are based on common knowledge in the technical field to which the present invention belongs from the description below. Those who have it will be able to understand clearly.

Specific means according to an embodiment of the present invention for effectively achieving a specific technical purpose while embodying a new idea for solving the technical problem of the present invention as described above is the interior of a box-shaped body with a door for entry and exit In the dry sauna booth provided with a chair on which a user can sit, and a heating device for heating the internal air of the main body by dissipating heat due to a heating action of an electric current when external power is input and supplied under the chair, the dry sauna booth comprising: The heating device includes: a heating wire that emits heat when power is supplied; It is mounted on the periphery of the dry sauna booth characterized in that it employs including a heat shield to block heat transfer through direct contact between the heating wire and the stand is presented.

Accordingly, the present invention can achieve the effect of increasing the heating efficiency and safety of the heating device and lowering the risk of fire.

In addition, in a preferred embodiment (aspect) of the present invention, the stand has a plurality of first rims formed at regular intervals along the longitudinal direction on both sides of the stand so as not to deviate from the state in which the heating wires are wound around and arranged, An upper holder with a first vent hole through it, is arranged at regular intervals below the upper holder, and the heating wire is wound around the second rim at regular intervals along the longitudinal direction so as not to deviate from the arranged state. The plurality of these are formed and are formed at both ends of the left and right ends of the low holder and the stand having second vents through which they pass vertically, and the upper holder and the low holder are placed on the inner floor of the main body to maintain a constant height. By including a pair of legs, it is possible to evenly, quickly disperse and circulate the heat inside the body, as well as maximize heat efficiency and safety.

In addition, in a preferred aspect of the present invention, the heat shield is made of a hollow silicone tube, wound between the first and second rims in a zigzag shape, and stacked in two stages, so that It can effectively reduce the risk of fire and maximize the heating efficiency and safety of the heating device.

According to the technical idea and embodiment of the present invention, which is based on a unique solution to solve the above technical problems, the distance between the heating wires is uniformly spaced apart to increase the heating efficiency and safety and reduce the risk of fire. Instead, the heat inside the body heated by the heating device can be evenly distributed and circulated.

Moreover, the heat shield naturally blocks direct contact between the heating wire and the stand, preventing deterioration or structural deformation, as well as increasing heating efficiency and safety.

Here, the effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those of ordinary skill in the art from the description of the claims.

1 is a perspective view showing a dry sauna booth according to an embodiment of the present invention.
2 is a perspective view showing a chair and a heating device among the main elements constituting the dry sauna booth according to an embodiment of the present invention.
3 is a perspective view showing a heating device among the main elements constituting a dry sauna booth according to an embodiment of the present invention.
4 is a perspective view illustrating a stand of a heating device among major elements constituting a dry sauna booth according to an embodiment of the present invention.
5 is a perspective view illustrating a stand and a heat shield of a heat generating device among major elements constituting a dry sauna booth according to an embodiment of the present invention.

Hereinafter, an embodiment according to the present invention will be described in more detail with reference to the accompanying drawings.

Prior to this, the terms described below are defined in consideration of the functions in the present invention, which indicate that they should be interpreted as concepts consistent with the technical spirit of the present invention and meanings commonly or commonly recognized in the art.

In addition, when it is determined that a detailed description of a known function or configuration related to the present invention may obscure the gist of the present invention, the detailed description thereof will be omitted.

The accompanying drawings may be illustrated by exaggerating or simplifying a part for the explanation of the configuration and operation of the technology and for convenience and clarity of understanding, and it is important that each component in the drawing exactly matches the actual size and shape reveal that it is not

In addition, in this specification, the term and/or is meant to include a combination of a plurality of related described items or any of a plurality of related described items, and when a part includes a certain component, it is a description that is specifically opposite This does not mean that other components are excluded, but other components can be further included.

That is, terms such as 'include' or 'have', 'have' as used in the present specification mean that a feature, number, step, operation, component, part, or combination thereof exists. However, it is to be understood that this does not exclude the possibility of addition or existence of one or more other features or number, step operation components, parts, or combinations thereof.

In addition, each step may occur in a different order from the stated order unless the context clearly indicates a specific order. That is, each step may occur in the same order as specified, may be performed substantially simultaneously, or may be performed in the reverse order.

The meaning of the terms "unit" and "unit" used in the present invention means a module type that processes at least one function or a certain operation desired in the system or a module that plays a role, which is hardware, software, or hardware. And it may be implemented as a device or assembly capable of performing an independent operation or means through a combination of software or the like.

And terms such as upper, lower, upper, lower, upper, lower, upper, lower, front and rear, left and right are used for convenience to distinguish relative positions of each component. For example, the upper side in the drawing may be named or referred to as the upper side and the lower side as the lower side, the longitudinal direction may be named or referred to as the front-back direction, and the width direction may be named or referred to as the left/right direction.

Also, terms such as first, second, etc. may be used to describe various components. That is, terms such as 1st, 2nd, etc. may be used only for the purpose of distinguishing one component from another component. For example, a first component may be referred to as a second component without departing from the protection scope of the present invention, and the second component may also be referred to as a first component.

[Example]

1 to 5 , the main elements constituting the dry sauna booth according to the embodiment of the present invention include a body 100 , a chair 200 , and a heat generating device 300 .

The body 100 is made of a rectangular parallelepiped box type with a door 110 for opening and closing at the front.

That is, the body 100 is formed in a size and shape that a user can enter and exit through the door 110 .

And on the front side of the main body 100, a first see-through window 101 is formed so that the inside of the main body 100 can be seen without opening the door 110, as well as the inside and outside are clearly visible to minimize the closedness. Also, the door 110 is provided with a second see-through window 111 that not only allows the inside of the main body 100 to be seen, but also shows the inside and the outside clearly to minimize the feeling of closedness.

In addition, a controller 120 is attached to the front surface of the main body 100 for controlling the operation setting of the heat generating device 300 , heating temperature and time, and controlling the supply of power.

In addition, the controller 120 detects when the heat emitted from the heating device 300 is overheated to a certain temperature or more and cuts off the power supplied to the heating device 300. The operation and According to the temperature sensor and control signal that allows the setting of the heating temperature, the temperature value is converted to digital by the A/D converter and displayed, or when the power is supplied or cut off, or when the heating device 300 is heated above the set temperature , In addition, a lamp and a display unit for displaying each of these may be provided depending on the situation, such as when the electrical connection is cut off by the temperature sensor or when heating is completed.

In addition, a switch for turning on/off the light inside the main body 100 may be attached to the front surface of the main body 100 .

Here, of course, a plurality of wheels such as casters may be mounted on the bottom surface of the main body 100 for smooth movement.

And, by providing a blower fan rotated by the driving motor on the ceiling of the main body 100, the internal air of the main body 100 is forcibly and quickly circulated and the temperature can be more easily controlled by inducing smooth convection.

On the other hand, the body 100 is preferably formed of wood containing phytoncide components. In other words, it is a board made by cutting any one of evergreen trees such as cypress, cypress, and pine trees with a thickness of about 10 mm, which is eco-friendly, purifies indoor air and has a strong antibacterial effect. can be used to make a rectangular tubular shape.

At this time, the moisture content of the wood is in the range of 10 to 20%, preferably, by using one having a moisture content of 15%, the release of phytoncide can be made more smoothly, and any one of cypress, cypress, and pine, especially cypress It is preferable as an optimal embodiment to use , but it may be ok to mix two or more selected among them.

In addition, by coating the surface or inner surface of the main body 100 with charcoal powder to prevent or delay corrosion, as well as to emit far-infrared rays and negative ions beneficial to the human body, and to suppress the generation of bacteria through humidity control and odor removal, etc. Of course, various functionalities such as pleasantly purifying indoor air can be obtained, and durability can be doubled.

And by interposing a separate insulating material such as urethane foam on the bottom surface and all four sides of the body 100, heat loss can be minimized during heat generation.

The chair 200 is installed inside the body 100 so that a user can sit and enjoy the sauna comfortably.

Here, it is preferable that the chair 200 adopts a structure and form having a plurality of through holes or spaced gaps so that the air heated by the heat generating device 300 is naturally transmitted to the user's buttocks when the user sits.

The heating device 300 is provided under the chair 200 to heat the internal air of the body 100 by dissipating heat due to the heating action of current when external power is input and supplied.

The heating device 300 includes a heating wire 310 , a stand 320 , and a heat shield 330 in order to increase heating efficiency and safety when generating heat by converting electrical energy into thermal energy and to lower the risk of fire.

That is, the heating device 300 serves to heat the user's body by heating when power is supplied, and the heating wire 310 that generates heat by converting electrical energy into thermal energy when external power is supplied is stable without flow The wiring is done so that the distribution of the heat generation temperature is uniform.

The heating wire 310 is electrically connected to the controller 120 to emit heat when power is supplied and to adjust the temperature to a user's desired temperature.

Here, the heating wire 310 is coated with an insulating material in which silica and germanium are mixed in a certain ratio with a carbon wire or an ultra-precision alloy wire containing copper as a main component, so that the emissivity of far-infrared rays and anions and sterilization can be improved.

For example, the heating wire 310 is silicon dioxide (SiO ₂ ) 30 mole % and sodium oxide (Na ₂ O) 10 to 65 mole % and germanium (GeO ₂ ) 10 to 60 mole in an ultra-precision alloy wire containing copper as a main component. % can be formed by coating the germanium-based compound.

In addition, the heating wire 310 may employ a so-called magnetic field-free heating wire in which a magnetic field is canceled when an electric current flows and the generation of electromagnetic waves is small.

The stand 320 maintains a state in which the heating wire 310 is spirally wound around it to prevent a short circuit due to deformation or contact due to external impact and heat of the heating wire 310 .

That is, when the spirally wound heating wire 310 approaches in a bent state, a short circuit may occur due to deformation or short circuit as the temperature rises. 320 has a function and serves to keep the distance between the heating wires 310 uniformly spaced apart.

And the stand 320 includes an upper holder 321 , a low holder 324 , and a pair of legs 327 .

In the upper holder 321, a plurality of first rims 322 are formed at regular intervals along the longitudinal direction on both sides of the upper holder 321 so as not to deviate from the state in which the heating wire 310 is wound and hung around it.

And, inside the upper holder 321, there is a first vent hole 323 that passes up and down for smooth circulation of air and heat.

The row holder 324 is arranged at regular intervals below the upper holder 321, and the heating wire 310 is wound around the perimeter so as not to deviate from the arranged state. A plurality of rims 325 are formed.

And, inside the row holder 324, there is a second vent hole 326 that passes up and down for smooth circulation of air and heat.

The legs 327 are formed at both left and right ends of the stand 320 to maintain a constant height in a state in which the upper holder 321 and the low holder 324 are placed on the inner floor of the main body 100 .

That is, the upper holder 321 and the row holder 324 are stably installed at regular intervals up and down by the bracket 328 having a constant height and supporting force, and the leg 327 is a row under the bracket 328 . It is formed integrally with the holder 324 .

Here, the stand 320, the legs 327, and the bracket 328 are preferably formed of a galvalume iron plate plated by mixing aluminum and zinc with excellent corrosion resistance and heat resistance.

In addition, heat resistance and the like can be reinforced by coating the surface of the stand 320 with a ceramic coating method such as by melting the molten component with an oxygen acetylene flame using a special melt spraying device and spraying it on the metal surface with compressed air.

The heat shield 330 is mounted around the stand 320 to block heat transfer through direct contact between the heating wire 310 and the stand 320 .

That is, the heat shield 330 may prevent the heating wire 310 from directly contacting the stand 320 from heat conduction, thereby increasing the heating efficiency and safety.

Here, it is preferable that the heat shield 330 is made of a silicon tube having a hollow cross-section, wound between the first and second rims 322 and 325 in a zigzag shape, and stacked in two stages.

The dry sauna booth according to the embodiment of the present invention configured as described above maintains a constant distance between the heating wires 310 to increase heating efficiency and safety and lower the risk of fire. The heat inside the heated body can be evenly distributed and circulated.

In addition, as heat is evenly distributed throughout the heat generating device 300 , heat conduction is fast and thermal efficiency is high, thereby obtaining a power saving effect of reducing power consumption.

In addition, since the heat shield 330 is double interposed between the heating wire 310 and the stand 320 to naturally block direct contact with each other, the heating efficiency and safety of the heating wire 310 can be increased as well as the stand Structural safety deterioration due to deterioration or deformation of the 320 can be prevented.

[Exam example]

On the other hand, in order to check the far-infrared and anion emissivity of the heating wire 310 and the sterilization and antibacterial effect of the main elements constituting the dry sauna booth according to the embodiment of the present invention, the Korea Far Infrared Application Evaluation Institute, an affiliated organization of the Korea Far Infrared Association, It was commissioned and tested as follows.

go. Far infrared test

1) Test method: KFIA-FI-1005

2) After heating the sample to 100°C, the measurement results are shown in Table 1 below compared to BLACK BODY using FT-IR Spectrometer.

Emissivity (5~20㎛) Radiant energy (W/m2·㎛, 100℃) 0.879 7.55×10 ²

me. anion test

1) Test method: KFIA-FI-1042

2) Test condition: Voltage 220V

3) Using a charged particle measuring device, the test was performed at room temperature of 26° C., humidity of 55%, and anion water of 118/cc in the air. Anions emitted from the heating wire 310 sample were measured and expressed as the number of IONs per unit volume. As a result, the anion of the sample was found to be 138 (ION/cc).

all. sterilization test

1) Test method: Sterilization test

2) Strain used: Escherichia coli ATCC 25922, Staphylococcus aureus ATCC 6538

3) 0.2ml of each strain cultured in TSB medium is inoculated into each sample, the sample is operated for 24 hours, the bacteria is detached using 20ml of the neutralizing solution, plated on TSA medium, and flattened in a 37°C incubator for 24 hours cultured ones are used. The number of bacteria on the medium is calculated by multiplying the dilution factor. The results are shown in Table 2 below.

Test Items Initial concentration (CFU/ml) Concentration after 24 hours (CFU/ml) Sterilization reduction rate (%) coli 6.3×10 ⁵ < 1.0×10 ² 99.9 Staphylococcus aureus 1.1×10 ⁵ < 1.0×10 ² 99.9

La. antibacterial test

1) Test method: KFIA-FI-1003

2) Strain used: Escherichia coli ATCC 25922, Staphylococcus aureus ATCC 6538

3) The number of bacteria on the medium is calculated by multiplying the dilution factor. The results are shown in Table 3 below.

Test Items Sample classification Initial concentration (CFU/ml) Concentration after 24 hours (CFU/ml) Bacteriostatic reduction rate (%) coli Blank 3.5×10 ⁵ 9.3×10 ⁶ - heating wire < 1.0×10 ³ 99.9 Staphylococcus aureus Blank 7.2×10 ⁴ 3.8×10 ⁶ - heating wire < 1.0×10 ⁶ 99.9

As shown in Tables 1 to 3, it can be seen that the heating wire 310 among the main elements constituting the dry sauna booth according to the embodiment of the present invention is excellent in both far-infrared and anion emissivity beneficial to the human body, as well as sterilization and antibacterial effects. .

On the other hand, the present invention is not limited by the above-described embodiment and the accompanying drawings, and can be variously modified and applied in various ways not illustrated within the scope without departing from the technical spirit of the present invention. It is clear to those of ordinary skill in the art to which the present invention pertains that it can be widely applied by changing the component substitution and other equivalent embodiments.

Therefore, the contents related to the modification and application of the technical features of the present invention should be interpreted as being included within the technical spirit and scope of the present invention.

100: body 101: first viewing window
110: door 111: second viewing window
120: controller 200: chair
300: heating device 310: heating wire
320: stand 321: upper holder
322: first limb 323: first air pore
324: row holder 325: second rim
326: second vent 327: leg
328: bracket 330: heat shield

Claims (3)

A chair 200 on which a user can sit is installed inside the box-shaped body 100 with the door 110 for entry and exit, and heat is dissipated due to the heating action of current when external power is input and supplied under the chair 200. In the dry sauna booth provided with a heating device 300 for heating the internal air of the main body 100,
The heating device 300 is
a heating wire 310 that radiates heat when power is supplied;
a stand 320 in which the heating wire 310 is spirally wound around the periphery to maintain an arranged state to prevent a short circuit due to deformation or contact due to external shock and heat; and
a heat shield 330 mounted around the stand 320 to block heat transfer through direct contact between the heating wire 310 and the stand 320;
includes,
The stand 320 is,
A plurality of first rims 322 are formed at regular intervals along the longitudinal direction on both sides of the front and rear so as not to deviate from the state in which the heating wire 310 is wound and arranged, and the first vent holes 323 passing up and down are drilled. upper holder 321;
The second rim 325 is arranged at regular intervals under the upper holder 321 and at regular intervals along the longitudinal direction on both sides of the front and rear so as not to deviate from the state in which the heating wire 310 is wound and arranged. A row holder 324 formed in plurality and having a second ventilation hole 326 that passes vertically through it; and
A pair of legs ( 327);
Dry sauna booth comprising a.
delete According to claim 1,
The heat shield 330 is
A dry sauna booth, characterized in that it is made of a hollow silicone tube, wound between the first and second rims (322, 325) in a zigzag shape, and stacked in two stages.

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