JP2005221082A - Warm air introduction duct for kotatsu (foot warmer with coverlet) - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a warm air introduction duct for a kotatsu (a foot warmer with a coverlet), having a thermo-effect similar to that of an ordinary kotatsu without a special heater in the interior by utilizing warm air discharged from a warm air heater or the like and combination with a table. <P>SOLUTION: This duct is shaped cylindrical and provided with a warm air intake port 11 disposed in front of a warm air blowout port 21 of the warm air heater 2 to introduce warm air and a blowing port 12 for leading the warm air into the kotatsu, and warm air is blown into the kotatsu. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a duct for guiding warm air to a kotatsu. In particular, the present invention relates to a hot air introduction duct for kotatsu that can obtain the heating effect of kotatsu without using a heating device for kotatsu by using hot air of a hot air heater.

  Kotatsu is used as one of the conventional heating appliances. In this kotatsu, a dedicated comforter is hung on a table-like framework, a kotatsu plate is laid on the frame, and a heating part is provided inside. The thermal part of the far-infrared electric kotatsu is provided with an infrared heater on the back surface of the upper center of the framework, and changes electric power into heat.

  In contrast, stoves, gas fan heaters, air conditioners, and the like have been used to warm the entire room. However, the warm air from these heaters is often not suitable for warming the feet because it stays near the ceiling. Therefore, at home, it is usual to use a hot air heater and a kotatsu or hot carpet together as a heating means.

  However, as described above, using a plurality of heating means in combination is a waste of energy, leading to an increase in heating costs. In addition, compared to hot air heaters that generate warm air during operation and whose operating conditions are easy to understand visually, heating appliances such as kotatsu have a problem that the operating conditions are difficult to understand and cause the switch to be forgotten to be turned off.

  Accordingly, an object of the present invention is to provide a kotatsu having the same heating effect as a normal kotatsu without using a heat generating device by using the hot air emitted from a hot air heater or the like and guiding the hot air to a table. It provides a hot air introduction duct for kotatsu.

  In order to achieve the above object, the hot air introduction duct for a kotatsu of the present invention has a hot air intake port for introducing hot air arranged in front of the hot air outlet of the hot air heater, and the hot air is provided in the kotatsu. It has a blower opening for introducing air, has a cross section that decreases from the intake port toward the blower opening, and has a cylindrical shape. The warm air heater may be a heater that blows warm air such as a fan heater or an air conditioner. The material for the hot air introduction duct is not particularly limited, but a material having heat resistance and low thermal conductivity is preferable.

  In order to achieve the above object, the hot air introduction duct of the present invention is a slide type in which the entire duct can be divided, and when the duct is not used, the entire structure can be stored in the hot air intake port. ing.

  In order to achieve the above object, the hot air introduction duct of the present invention is configured by a panel and a frame that can be assembled and disassembled.

  In order to achieve the above object, the hot air introduction duct of the present invention is provided with a length adjusting portion that can adjust the length of the entire duct according to the distance between the hot air heater and the table, and the length of the duct. Can be changed as appropriate.

  The hot air introduction duct for the kotatsu of the present invention can blow the hot air blown from the hot air heater into the kotatsu through the air outlet, and does not require a dedicated heating device for the kotatsu. As a result, the equipment cost can be kept low, and the utility cost can be kept low.

  The hot air introducing duct for a kotatsu according to the present invention is divided into the entire duct, and can be accommodated in a smaller accommodating space when not in use due to a sliding structure and a structure including a panel and a frame that can be assembled and disassembled.

  The hot air introduction duct for a kotatsu of the present invention can change the distance between the hot air intake port and the hot air blower port within a predetermined range by a length-adjustable configuration, and on the temperature-adjusted air supply side Since the distance from a certain hot air heater to the kotatsu on the receiving side can be changed as appropriate, the range of selection of the installation position of the kotatsu is expanded.

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

  FIG. 1 is a view showing a first embodiment of a hot air introduction duct according to the present invention. The hot air introduction duct 1 is a duct having a hot air intake port 11 and a hot air blowing port 12.

  The hot air introduction duct 1 is made of a heat-resistant material, and the hot air taken in from the hot air intake port 11 blows out hot air from the hot air blowing port 12 through the duct.

  FIG. 2 is a sectional view showing a use state of the hot air introduction duct of the present invention. The usage method of the warm air introduction duct 1 is demonstrated using this figure.

  As shown in FIG. 2, the hot air introduction duct 1 for a kotatsu according to the embodiment of the present invention uses the hot air blown from the hot air heater 2, and the table 3 is used without using a dedicated heating device. It is intended to be used as

  The warm air heater 2 has a warm air outlet 32 from which warm air blows out. The table 3 includes a base 31 made of a rectangular plate material, a frame 32 fixed around the base 31 in the form of a plate, and four pieces arranged in the vicinity of the four corners of the back of the base 31. A leg 33 is provided.

  First, the table 3 is installed on the floor, the hot air heater 2 is arranged with the surface provided with the hot air outlet 21 facing the table 3, and the hot air introduction duct 1 for kotatsu is arranged therebetween. The warm air introduction duct 1 is arranged with the warm air inlet 11 facing the warm air outlet 21 of the warm air heater and the warm air blowing port 12 facing the table 3. At this time, the hot air introduction duct 1 need not be arranged in front of the hot air outlet 21 of the hot air heater 2. When a large amount of heat is not required, the hot air introduction duct 1 may be disposed in the vicinity of the hot air outlet 21.

  A comforter 34 is laid on the table 3, and the comforter 34 covers the hot air blowing port 12 of the hot air introduction duct 1 for the kotatsu and the entire table 3. Further, a kotatsu plate 35 is installed on the comforter 34. As a result, the table 3, the comforter 34, and the kotatsu plate 35 have the same configuration as that obtained by removing a heating device such as an infrared heater from the kotatsu.

  In this state, if hot air is blown out from the hot air outlet 21 of the hot air heater 2, part of the hot air flows into the hot air introduction duct 1 for the kotatsu and is covered by the comforter 34 in the table 3. Guided to the broken part. That is, the inside of the kotatsu is heated by the warm air drawn from the warm air heater 2 through the hot air introducing duct 1 for the kotatsu and surrounded by the comforter 34 of the table 3. Therefore, the table 3 can be used as a kotatsu that can warm the lower body in the same manner as a normal kotatsu. Moreover, there is no need for a dedicated heating device for Kotatsu.

  As described above, the hot air introducing duct 1 for the kotatsu according to the present embodiment constitutes a kotatsu separately from the hot air heater 2 and requires a dedicated heating device in combination with the normal table 3. It can be done.

  Therefore, the hot air introduction duct 1 for the kotatsu of this embodiment can blow the hot air blown from the hot air heating appliance 2 or the like into the kotatsu from the hot air blowing port 12 of the hot air introduction duct 1. Since a dedicated heating device for the kotatsu is not required, the facility cost can be reduced by the amount corresponding to the dedicated heating device for the kotatsu, and the utility cost can be reduced.

  As a material constituting the duct, resin or wood may be used, but is not limited to these materials, and other materials may be used. Those having heat resistance and low thermal conductivity are preferred.

  In the above description, the hot air introduction duct 1 for a kotatsu that is linear as viewed from above has been described, but it may be bent in the left-right direction. This can be easily realized by providing a bent part in the middle part of the duct. For example, the installation position of the hot air heater 2 may be limited depending on the room. Even in such a case, if the hot air introduction duct 1 for a kotatsu bent in the left-right direction is used, the hot air is heated inside the kotatsu. The warm air of the wind heater 2 can be drawn.

  Next, a second embodiment of the present invention will be described. FIG. 3 is a perspective view showing a hot air introducing duct for a kotatsu according to a second embodiment of the present invention, and FIG. 4 is a state in which the hot air introducing duct for a kotatsu according to the second embodiment of the present invention is slid and stored. FIG.

  As shown in FIGS. 3 and 4, the hot air introduction duct 4 for the kotatsu according to the present embodiment is entirely constituted by a hot air intake part 41, a duct intermediate part 42, and a hot air blowing port part 43. .

  The hot air intake portion 41, the duct intermediate portion 42, and the hot air blowing port portion 43 are slidably connected to each other. When not in use, the hot air intake portion 41 is connected to the duct intermediate portion 42 and the hot air blowing port. The part 43 is accommodated, and when used, it is slid from the hot air intake part 41 and the duct intermediate part 42 and the hot air blowing port part 43 are pulled out to the front and used as the hot air introducing duct 4 for kotatsu.

  As described above, the hot air introducing duct 4 for the kotatsu according to the present embodiment is also separately from the hot air heater by combining with the normal table, similarly to the hot air introducing duct 1 for the kotatsu according to the first embodiment. Thus, a kotatsu can be constructed without requiring a dedicated heating device. In other words, the hot air introduction duct 4 for the kotatsu is directed to the hot air outlet of the hot air heater, and the hot air blowing port 43 is inserted into the interior surrounded by the comforter of the table with the comforter, and the hot air heater is operated. If you do, the table will function as a kotatsu.

  Accordingly, the hot air introducing duct 4 for the kotatsu according to the present embodiment, as with the hot air introducing duct 1 for the kotatsu according to the first embodiment described above, sends the hot air blown from the hot air heater or the like to the hot air discharge unit 43. Since the air can be blown into the kotatsu and a heating device dedicated to kotatsu is not required, the facility cost can be reduced by the amount corresponding to the heating device dedicated to kotatsu, and the utility cost can be reduced.

  As a material constituting the duct, resin or wood may be used, but is not limited to these materials, and other materials may be used. Those having heat resistance and low thermal conductivity are preferred.

  Subsequently, a third embodiment of the present invention will be described. FIG. 5 is a perspective view showing a hot air introducing duct for a kotatsu according to a third embodiment of the present invention, and FIG. 6 is a panel capable of assembling and disassembling the hot air introducing duct for a kotatsu according to a third embodiment of the present invention. It is a perspective view which shows the state decomposed | disassembled into the flame | frame.

  As shown in FIGS. 5 and 6, the hot air introduction duct 5 for a kotatsu according to the present embodiment includes a panel part 51 that constitutes a duct that is a main part, and a frame part 52 that supports the panel part 51. ing. The panel portion 51 made of resin or wood is inserted into the groove of the frame portion 52 having a groove made of stainless steel or the like so as to be assembled and disassembled.

  FIG. 7 is a detailed cross-sectional view of the connecting portion between the panel portion 51 and the frame portion 52 of the hot air introducing duct 5 for the kotatsu according to the present embodiment. As shown in FIG. 7, the frame part 52 has a structure having a groove, and the panel part 51 is inserted into the groove to assemble the hot air introducing duct 5 for kotatsu.

  The connection part between the panel parts 51 is good also as the connection by a groove | channel or a protrusion. Moreover, you may have a brace member (not shown) for reinforcement. The panel portion 51 and the frame portion 52 may be connected to a structure other than a shape that is inserted into the groove (a structure that uses a screw or the like).

  Further, when not in use, the whole can be compactly accommodated by disassembling the panel portion 51 and the frame portion 52 as shown in FIG.

  As described above, the hot air introducing duct 5 for the kotatsu according to the present embodiment is also separately from the hot air heater by combining with the normal table, similarly to the hot air introducing ducts 1 and 4 for the kotatsu of the respective embodiments. This makes it possible to construct a kotatsu without the need for a dedicated heating device. In other words, if the hot air inlet is directed to the hot air outlet of the hot air heater, the hot air blower is inserted into the inside of a table covered with a comforter and the surroundings are closed, and the hot air heater is operated, the table It functions as a kotatsu.

  Therefore, the hot air introduction duct 5 for the kotatsu of the present embodiment, like the hot air introduction ducts 1 and 4 for the kotatsu of the above-described embodiments, causes the hot air blown from the hot air heater to pass through the hot air intake. Since the air can be blown into the kotatsu and a heating device dedicated to the kotatsu is not required, the equipment cost can be reduced by the amount of the heating unit dedicated to the kotatsu and the utility cost can be reduced at a lower cost.

  Subsequently, a fourth embodiment of the present invention will be described. FIG. 8 is a perspective view showing a kotatsu hot air introduction duct 6 according to a fourth embodiment of the present invention, and FIG. 9 is a kotatsu hot air introduction duct main body 61 and an extension part according to the fourth embodiment of the present invention. It is a perspective view which shows the state decomposed | disassembled to 62. FIG.

  As shown in FIGS. 8 and 9, the hot air introduction duct 6 for the kotatsu according to the present embodiment includes a main body 61 and a removable extension 62 similar to the hot air introduction duct for the kotatsu according to the first embodiment. ing.

  By connecting the detachable extension 62 to the main body 61, the distance between the hot air intake port and the hot air blowing port can be changed within a predetermined range and received from the hot air heating appliance 2 on the hot air supply side. Since the distance to the kotatsu on the side can be changed as appropriate, the range of selection of the installation position of the kotatsu is expanded.

  Although only one extension portion is connected to the extension portion 62 shown in the figure, a plurality of extension portions may be detachably connected.

  In addition to this, the length of the duct may be adjustable by increasing the number of intermediate members of the hot air introducing duct 4 for the kotatsu according to the second embodiment. The overall length can be adjusted by adjusting the amount of slide according to the required length of the duct.

  Further, in the hot air introducing duct for kotatsu according to the third embodiment, the length of the duct may be adjustable by increasing the number of the panel portions 51 and the frame portions 52. The total length can be adjusted by adjusting the number of the panel portions 51 and the frame portions 52 to be used according to the required length of the duct.

  Although the length adjustment method has been described in the above description, other methods or a combination of the above methods may be used as long as the length is changed.

It is a perspective view which shows the warm air introduction duct for kotatsu which is the 1st Embodiment of this invention. It is sectional drawing which shows the use condition of the hot air introduction duct for kotatsu which is the 1st Embodiment of this invention. It is a perspective view which shows the hot air introduction duct for kotatsu which is the 2nd Embodiment of this invention. It is a perspective view which shows the state which slid and accommodated the hot air introduction duct for kotatsu which is the 2nd Embodiment of this invention. It is a perspective view which shows the warm air introduction duct for kotatsu which is the 3rd Embodiment of this invention. It is a perspective view which shows the state which decomposed | disassembled the hot air introduction duct for kotatsu which is the 3rd Embodiment of this invention into the panel and flame | frame which can be assembled and disassembled. It is detailed sectional drawing of the connection part of a panel part and a frame part in the hot air introduction duct for kotatsu which is the 3rd Embodiment of this invention. It is a perspective view which shows the warm air introduction duct for kotatsu which is an example of the 4th Embodiment of this invention. It is a perspective view which shows the state which decomposed | disassembled the hot air introduction duct for kotatsu which is an example of the 4th Embodiment of this invention into the duct main-body part and the extension part.

Explanation of symbols

1, 4, 5, 6 Kotatsu hot air introduction duct 11 Hot air inlet 12 Hot air blower 2 Hot air heater 21 Hot air outlet 3 Table 31 Base part 32 Frame part 33 Leg 34 Comforter 35 Kotatsu board 41 Hot air Inlet portion 42 Duct intermediate portion 43 Hot air blowing port portion 51 Panel portion 52 Frame portion 61 Body portion 62 Extension portion

Claims (4)

   It has a hot air intake for introducing hot air arranged in front of the hot air outlet of the hot air heater, and has a blower opening for putting hot air into the kotatsu, and is cylindrical. Hot air introduction duct for kotatsu.   The hot air introduction duct for a kotatsu according to claim 1, wherein the entire duct is divided and is a slide type, and when the duct is not used, the whole can be stored in the hot air intake port.    The hot air introduction duct for a kotatsu according to claim 1, comprising a panel and a frame that can be assembled and disassembled.   The hot air introduction duct for a kotatsu according to any one of claims 1 to 3, further comprising a length adjusting portion capable of adjusting the length of the duct.

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