JPH11299582A - Air circulating futon - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air circulating Futon (Japanese bedding) capable of warming a human body during sleeping by heating the Futon by warm air in winter while keeping comfortableness of sleeping in a normal Futon. SOLUTION: The air circulating Futon is provided with a Futon 1, an air flowing pipe 5 forming plural warm air flowing paths in parallel and provided with a warm air entrance on one end side and a warm air exit on the other end side, a warm air supplying unit 14 provided separately from the Futon, provided with a warm air generating source inside and provided with a warm air discharging port and warm air suction port, a warm air feeding tube 29 and a warm air feeding back tube 30 both of which connect the warm air discharging port of this warm air feeding unit and the entrance of the air flowing pipe and connect the warm air suction port and the exit of the air flowing pipe to circulate warm air to heat the Futon, and a controller 28 provided at least a part of a route for circulating the warm air and detecting the temperature of the warm air to control the warm air generating source.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air circulating futon which is used as a mattress or a comforter and circulates hot or cold air.

[0002]

2. Description of the Related Art A hot air pipe is arranged on a mattress or mattress, and hot air is supplied from an externally installed hot air source to the hot air pipe so as to take warmth while sleeping. JP-A-63-71027, Japanese Utility Model Application Laid-Open No. 4-431.
No. 51, for example.

[0003] The former is provided with an expansion / contraction portion that expands by sending air into an air mat and contracts by removing air, and also has an air ejection hole between the expansion / contraction portions and is provided outside. The hot air is supplied from the hot air source to the shrink-preventing section and the air ejection holes via the air supply pipe. In the latter case, a soft plastic inner bag is formed in which a passage through which air can be circulated by appropriately fusing the upper portion and the lower portion is provided. To inflate the inner bag.

[0004]

However, each of the above publications is an air mat, which inflates an inflatable portion or an inner bag by the pressure of air, and supports the load on the body by the air pressure. ing. Therefore, when a large load is applied locally, the air passage is crushed, and the air does not flow sufficiently,
There is a problem that the hot air does not spread over the entire mat, resulting in poor thermal efficiency and uneconomical.

The present invention has been made in view of the above-mentioned circumstances, and an object of the present invention is to provide heating in winter and cooling in summer while maintaining the comfort of a normal futon, and to improve thermal efficiency. To provide an economical air circulation futon.

[0006]

In order to achieve the above object, according to the present invention, there is provided a futon and a plurality of hot air flow passages arranged inside the futon and arranged in parallel with each other. A hot-air distribution pipe having a hot-air inlet on the side and a hot-air outlet on the other end, and provided separately from the futon, having a hot-air generation source inside, a hot-air discharge port and hot-air suction A hot-air supply unit having a mouth, a hot-air outlet of the hot-air supply unit and an inlet of the hot-air distribution pipe are connected, and a hot-air suction port and an outlet of the hot-air distribution pipe are connected. A connection pipe for circulating warm air to heat the futon,
A hot air circulation futon, comprising: a controller provided in at least a part of a path for circulating the hot air to detect a temperature of the hot air and control the hot air generation source.

[0007] A second aspect of the present invention is to provide a futon, a plurality of air flow passages arranged inside the futon and arranged in parallel with each other, and a hot or cold air inlet at one end and a hot or cold air outlet at the other end. The air circulation pipe having, provided separately from the futon, having a hot air generation source and a cold air generation source inside, and having a hot air and a cold air discharge port and a hot air and a hot air and a cold air suction port. A cool air supply unit and a hot and cold air discharge port of the hot and cold air supply unit are connected to an inlet of the air circulation pipe, and a hot and cold air suction port is connected to an outlet of the air circulation pipe. A connection pipe for circulating hot air or cold air to heat or cool the futon, and a hot air or cold air provided at at least a part of a path for circulating hot air or cold air and detecting the temperature of hot air or cold air; Controls that control the source In air circulation futon, characterized by comprising a La.

According to a third aspect of the present invention, the air circulation pipe according to the first or second aspect is composed of a plurality of parallel pipes, a plurality of pipe units arranged on a futon, and provided at one end of the pipe unit to be supplied. Distribution pipes for distributing and flowing hot air to each pipe, and a plurality of sets of air distribution units each comprising a merging pipe provided at the other end of the pipe unit and merging hot air discharged from each pipe, A junction pipe and a distribution pipe of the air distribution unit are connected by a connection pipe.

According to a fourth aspect of the present invention, in the air circulation pipe according to the first or second aspect, a pipe unit composed of a plurality of parallel pipes is arranged in a meandering shape along the upper surface of the futon, and is provided at one end of the pipe unit. A distribution pipe for distributing and flowing the supplied hot air to each pipe is provided, and a merging pipe for merging the hot air discharged from each pipe is provided on the other end side, the distribution pipe is provided at an inlet, and the merging pipe is provided at an outlet. It is characterized by being connected respectively.

According to a fifth aspect of the present invention, in the air flow pipe according to the first or second aspect, the upper sheet and the lower sheet made of a synthetic resin material are linearly joined at a predetermined interval, and between the joints. A hot air flow passage is formed. A sixth aspect of the present invention is characterized in that the cold air generating source according to the second aspect is a Peltier temperature control element that cools air by a Peltier effect.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 show a first embodiment, and FIG. 1 is an overall configuration diagram of a hot air circulation futon. The mattress 1 is formed to have a desired thickness by a cloth skin 2 and a cushioning material 3 such as cotton, feather, or foam material wrapped in the skin 2. A plurality of sets of hot air circulation pipes 4 are arranged inside the mattress 1 at predetermined intervals in the longitudinal direction along the width direction of the mattress 1.

The hot air flow pipe 4 is composed of, for example, four pipes 5 having rigidity of synthetic resin or light metal, and a plurality of parallel hot air flow paths 6 are formed. 4 pipes 5
Has open ends at both ends in the longitudinal direction, and a distribution pipe 7 for distributing hot air to four pipes 5 is detachably attached to one end. At the other end, a merging pipe 8 for merging hot air into one pipe is detachably mounted. Therefore, if one or all of the four pipes 5 are damaged, they can be replaced.

A distribution pipe 7 and a junction pipe 8 are alternately mounted on a plurality of sets of hot air distribution pipes 4, and adjacent hot air distribution pipes 4 connect the distribution pipe 7 and the junction pipe 8 to a connection pipe 9. Are connected in a zigzag shape by being connected with each other. Further, the distribution pipe 7 of the hot air circulation pipe 4 located at one end side in the longitudinal direction of the futon 1 is connected to a first connector receiver 11 provided on one side of the futon 1 via a hot air inlet pipe 10. The merging pipe 8 of the hot-air distribution pipe 4 located on the other end side is connected to the first connector receiver 11 via the hot-air outlet pipe 12. Therefore, the first connector receiver 11 is provided with a warm air inlet 13a and a warm air outlet 13b.

A hot air supply unit 14 is provided separately from the mattress 1. This hot air supply unit 14
Inside the main body 15, an air pump 17 driven by a motor 16 is provided. This air pump 1
7 is provided with a warm air inlet 18 and a warm air outlet 19. The hot air discharge port 19 is provided with a heater section 21 for electrically heating through a discharge pipe 20. Heater section 21
Is the second provided on the side wall of the main body 15 via the discharge pipe 22.
Of the air pump 17
The warm air suction port 18 is also connected to the second connector receiver 23 via the suction pipe 24. Therefore, the warm air discharge port 25a and the warm air suction port 2
5b are juxtaposed.

Further, a temperature sensor 26 for detecting the temperature of the warm air to be sucked is provided at the warm air suction port 18 side of the air pump 17.
The temperature sensor 26 is connected to a controller 28 via a signal line 27. Controller 28
Controls the motor 16 and the heater unit 21.

The mattress 1 and the hot air supply unit 14 are connected by a hot air supply tube 29 and a hot air return tube 30 as connection pipes. The hot air supply tube 29 and the hot air return tube 30 are aligned, and a first connector 31 that is detachably connected to the first connector receiver 11 is provided at one end thereof, and a second connector 31 is provided at the other end thereof.
A second connector 32 is provided, which is detachably connected to the connector section 23 of FIG.

Next, the operation of the hot air circulating futon constructed as described above will be described. When the switch of the hot air supply unit 14 is turned on in a state where the mattress 1 and the hot air supply unit 14 are connected by the hot air supply tube 29 and the hot air return tube 30, the motor 16 operates and the air pump 17 rotates. . When the air pump 17 rotates,
The warm air is sucked in from the warm air inlet 18 and discharged from the warm air outlet 19. The warm air enters the heater section 21 via the discharge pipe 20, where the warm air is heated to a predetermined temperature and
Through the hot air outlet 25a.

Further, the air enters the hot air inlet 13a of the mattress 1 from the hot air outlet 25a through the hot air supply tube 29, and is led to the distribution pipe 7 through the hot air inlet pipe 10. The hot air guided to the distribution pipe 7 is distributed to each pipe 5 of the hot air distribution pipe 4 and flows through the hot air flow passage 6. At this time, since the warm air circulation pipe 4 is heated by the warm air, the cushion material 3 surrounding the warm air circulation pipe 4 is heated. In addition,
The pressure of the warm air flowing through each pipe 5 is 0.05 kgf / c
m2 or more to prevent the pipe 5 from being crushed even when a load is applied, but this value is not limited.

After passing through the hot air distribution pipe 4, the hot air flows into the junction pipe 8.
After being joined, the bedding 1 is guided to the successive hot-air distribution pipes 4 via the connecting pipe 9, so that the mattress 1 is substantially uniformly heated over the entire surface, so that it is possible to take warmth while lying down,
In addition to being able to sleep comfortably even in winter, the bedding 1 can be dried by warm air.

The hot air discharged from the merging pipe 8 of the last hot air distribution pipe 4 returns to the first connector receiver 11 via the hot air outlet pipe 12, and returns to the hot air supply unit 14 via the hot air return tube 30. Pump 1 through the warm air suction pipe 24
The air is returned to the warm air suction port 18 of FIG.

As described above, the warm air circulates through the mattress 1 and the temperature of the warm air flowing through the warm air suction pipe 24 is detected by the temperature sensor 26. When the temperature is maintained within the set temperature range, the controller is operated. 28 turns off the heater unit 21 or stops the motor 16 to save energy. Since the hot air circulation pipe 4 disposed on the mattress 1 is constituted by the rigid pipe 5, the air pump 17 is stopped and does not collapse even when the hot air is not circulated. It can be used like a mattress.

FIG. 5 shows a second embodiment, in which a rigid upper sheet 34 and a lower sheet 35 made of a synthetic resin material are joined linearly at a predetermined interval as a hot-air distribution pipe 33. For example, a hot air flow passage 37 is formed between the fusion parts 36 by heat fusion. It should be noted that the present invention is not limited to heat fusion, and may be bonded. Also in the present embodiment, the pressure of the flowing hot air is set to 0.05 kgf / cm 2 or more to prevent the pipe 5 from being crushed even when a load is applied, but the numerical value is not limited.

Further, even if one hot air flow passage 37 is crushed due to a large load, the plurality of hot air flow passages 37 are provided in parallel, so that the other hot air flow passages 37 flow. I have.

FIG. 6 shows a third embodiment, in which two rigid hot-air distribution pipes 38 made of synthetic resin or light metal are arranged in a meandering manner in a mattress 1 in a state of being aligned. One end is a hot air inlet 39 and the other end is a hot air outlet 40, which is connected to the hot air supply unit 14 as in the first embodiment.

FIG. 7 shows a fourth embodiment. The same components as those in the first embodiment are designated by the same reference numerals, and the description is omitted. Hot air / cold air supply unit 41 separately from mattress 1
Is provided. Inside the main body 15 of the hot / cold air supply unit 41, a Peltier temperature control unit 42 having a Peltier temperature control element for cooling air by a Peltier effect as a source of cold air is provided.

The air suction port 43 of the Peltier temperature control unit 42 is connected via a first switching valve 44 to the suction pipe 2.
4 is connected. The cold air discharge pipe 45 of the Peltier temperature control unit 42 is connected to the hot air discharge pipe 22 via a second switching valve 46.

Therefore, the method of heating the bedding 1 by circulating warm air through the hot-air distribution pipe 4 arranged on the bedding 1 is the same as that of the first embodiment, but this embodiment is the first and second embodiments. By switching the 2 switching valves 44 and 46 and operating the Peltier temperature control unit 42, it is possible to discharge the cool air from the cool air discharge pipe 45 and send the cool air to the hot air circulation pipe 4 to cool the mattress 1.

By providing the hot / cold air supply unit 41 in this manner, the bedding 1 can be heated in winter and the bedding 1 can be cooled in summer, and a comfortable feeling can be obtained regardless of the four seasons. And Peltier temperature control unit 4
By cooling the air by means of 2, the size of the device can be reduced.

FIG. 8 shows the fifth embodiment. The same components as those of the first and fourth embodiments are designated by the same reference numerals and the description thereof is omitted. In the present embodiment, the first air circulation unit 51 and the second air circulation unit 52 are separately arranged on the mattress 1. The first and second air circulation units 51 and 52 are connected to the hot / cold air supply unit 41 via hot air supply tubes 53a and 53b and hot air return tubes 54a and 54b provided independently of each other.

A first hot air discharge port 55 for discharging low-temperature hot air is supplied to the heater 21 in the hot / cold air supply unit 41.
a and a second hot air discharge port 55b for discharging high-temperature hot air is provided, and the first hot air discharge port 55a is connected to the first air circulation unit 51 via a hot air supply tube 53a, The second warm air discharge port 55b is connected to the second air circulation unit 52 via the warm air supply unit 53b.

Therefore, the head side of the mattress 1 is heated by the first air circulation unit 51 with low-temperature warm air, and the foot side is heated by the second air circulation unit 52 with high-temperature warm air. Can be. The temperature of the hot air discharged from the heater unit 21 can be arbitrarily set by the controller 28. In each of the above embodiments, the mattress has been described, but the present invention is naturally applicable to a comforter.

[0032]

As described above, according to the first aspect of the present invention, the futon can be warmed by the warm air in winter and kept warm while sleeping while maintaining the comfort of the normal futon. At the same time, there is an effect that the futon can absorb moisture and sleep comfortably. According to the second aspect, the futon can be heated by warm air in winter, and the futon can be cooled by cold air in summer, and can sleep comfortably regardless of the four seasons.

Furthermore, since the pipes arranged on the futon and for circulating hot or cold air are constituted by rigid pipes, they do not collapse even when a load is applied, and always maintain the hot and cold air passages. It can be used as an ordinary futon because the cushion effect of the futon is not lost even when hot or cold air is not circulated.

Further, when hot or cold air is circulated and the futon is kept at the set temperature, the futon does not shrink and maintains a constant thickness even if the circulation of the hot or cold air is stopped. It has a cushion effect and is economical due to energy saving.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of an air circulation futon showing a first embodiment of the present invention.

FIG. 2 is a partially cutaway plan view of the hot air circulation pipe of the embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a vertical side view of the futon of the embodiment.

FIG. 5 is a perspective view of a hot air circulation pipe showing a second embodiment of the present invention.

FIG. 6 is a plan view of a futon having a hot air circulation pipe according to a third embodiment of the present invention.

FIG. 7 is an overall configuration diagram of an air circulation futon showing a fourth embodiment of the present invention.

FIG. 8 is an overall configuration diagram of an air circulation futon showing a fifth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Mattress 3 ... Cushion material 4 ... Hot air distribution pipe 14 ... Hot air supply unit 17 ... Air pump 21 ... Heater part

Claims (6)

[Claims] 1. A futon, and a hot-air distribution pipe disposed inside the futon, forming a plurality of parallel hot-air flow passages, and having a hot-air inlet at one end and a hot-air outlet at the other end. ,
A hot air supply unit provided separately from the futon and having a hot air generation source therein, and having a hot air discharge port and a hot air suction port, a hot air discharge port of the hot air supply unit, and A connection pipe for connecting the inlet of the hot air distribution pipe and connecting the hot air suction port and the outlet of the hot air distribution pipe to circulate hot air and heat the futon, and circulate the hot air. An air circulation futon, comprising: a controller provided on at least a part of the path to detect a temperature of hot air and control the hot air generation source. 2. A futon and air arranged inside the futon, forming a plurality of parallel air flow passages, and having a hot or cold air inlet at one end and a hot or cold air outlet at the other end. A hot air / cold air supply unit that is provided separately from the circulation pipe and the futon, has a hot air generation source and a cold air generation source inside, and has a hot air / cool air discharge port and a hot air / cool air suction port. And connecting the hot and cold air discharge ports of the hot and cold air supply unit to the inlet of the air circulation pipe, and connecting the hot and cold air suction ports to the outlet of the air circulation pipe to connect hot air or cold air. A connection pipe that circulates cold air to heat or cool the futon, and is provided on at least a part of a path that circulates hot air or cold air, detects the temperature of hot air or cold air, and And a controller for controlling Air circulation futon characterized by doing. 3. The air circulation pipe comprises a plurality of parallel pipes, a plurality of pipe units arranged on a futon, and air supplied at one end of the pipe unit to distribute and circulate the supplied air to each pipe. A plurality of air distribution units each including a distribution pipe and a merge pipe provided at the other end of the pipe unit and merging air discharged from each pipe, and a merge pipe and a distribution pipe of these air circulation units are provided. The air circulation futon according to claim 1 or 2, wherein the air circulation futon is connected by a connection pipe. 4. The air distribution pipe has a pipe unit composed of a plurality of parallel pipes arranged in a meandering shape along the upper surface of a futon, and air supplied to one end of the pipe unit is distributed to each pipe. 2. A distribution pipe for circulation, a junction pipe for merging air discharged from each pipe is provided on the other end side, and the distribution pipe is connected to an inlet and the junction pipe is connected to an outlet. Or the air circulating futon according to 2. 5. The air flow pipe is characterized in that an upper sheet and a lower sheet made of a synthetic resin material are joined linearly at a predetermined interval, and an air flow passage is formed between the joined sections. The air circulation futon according to claim 1 or 2, wherein 6. The air circulation futon according to claim 2, wherein the cold air generating source is a Peltier temperature control element that cools air by a Peltier effect.