JP4898730B2 - Hot water type warmer - Google Patents

Description

The present invention relates to a warm water type warmer (so-called “hot water bottle”), and more particularly, to a warm water type warmer having a U-shaped shape and improved wearability to an affected area.

Conventionally, a hot water bottle as shown in Patent Document 1 has been proposed, and hot water is put in a container and a heat insulator or the like is wound around the container.
Moreover, a hot water bottle as shown in Patent Document 2 has also been proposed, and has been proposed as a magnetic force thermal press health device in which magnet grains are buried around.

Utility Model Registration No. 3127881 JP-A-5-228199

However, since the shape of the hot water bottles described in Patent Documents 1 and 2 is specified, for example, when trying to heat the neck portion, the neck portion can be heated, but the size of the hot water bottle is large. It was difficult to heat the part. There was a similar problem when trying to heat the torso and legs.
Furthermore, since the hot water bottle body is generally made of metal or ceramics, there is a problem that it is necessary to wrap a cloth or the like thickly because it is burned when directly touching the skin and its heat retention is not good.

The present invention has been made in view of such circumstances, has a U-shaped bent portion, can be widely applied to the affected area, and does not need to wrap fabric or the like in use. It aims at providing the warm water type warmer which has this.

The warm water type warming device according to the first invention in accordance with the above object comprises a bendable upper and lower sheet material comprising a closed cell chloroprene rubber sheet having a fabric adhered to the surface side and a thickness of 7 to 12 mm, hot water of a doorway open water provided in the sheet material, the whole inside radius of curvature R bend in plan view in a U-shape having a U-shaped bent portion in the range of 5~30cm In addition, the cut end portions of the upper and lower sheet material chloroprene rubber sheets having the same shape are joined to each other with an adhesive facing the fabric, and the fabric is sewn by hanging stitches. Has been .

Moreover, the hot water type warming device according to the second invention is the hot water type warming device according to the first invention , wherein the inner diameter when the U-shaped bent part is inflated to have a circular cross section is the inner radius of curvature R. It is in the range of (0.6 to 2) times.

Claims 1 and 2 are mainly composed of a bendable sheet material made of a closed-cell chloroprene rubber sheet , a part of which is provided with an openable / closable water entrance and exit, and the whole is viewed in plan view. Since it has a U-shaped bent part bent in a U-shape, it touches the affected part (for example, neck, shoulder, trunk, leg) at an angle of 180 degrees or more to enhance the thermal effect.
Moreover, since the sheet material is a closed-cell chloroprene rubber sheet having a thickness of 7 to 12 mm with the fabric adhered to the surface side, it is possible to ensure heat retention and secure confidentiality.
And since a sheet material is a chloroprene rubber sheet, it can obtain easily and manufacture becomes easy.

In particular, in the hot water type warming device according to claim 2, since the inner diameter of the U-shaped bent portion is in the range of (0.6-2) · R when the U-shaped bent portion is inflated, the U-shaped bent portion is provided. When the inner radius of curvature R of the part and the U-shaped bent part are inflated to have a circular cross section, the inner diameter is balanced, and appropriate hot water can be arranged around the affected part. Furthermore, it does not bulge outwardly with respect to the affected area.

Next, embodiments of the present invention will be described with reference to the accompanying drawings for understanding of the present invention.
Here, FIG. 1 is a plan view of a hot water type warming device according to the first embodiment of the present invention, FIG. 2 is a cross-sectional view taken along the line AA 'in FIG. 1, and FIG. B 'is a partial cross-sectional view, FIG. 4 is a plan view of a hot water type warmer according to the second embodiment of the present invention, and FIG. 5 is a plan view of the hot water type warmer according to the third embodiment of the present invention. It is.

As shown in FIG. 1, the hot water type warming device 10 according to the first embodiment of the present invention is configured mainly with bendable rubber or synthetic resin sheet materials 11 and 12 arranged vertically, A water inlet / outlet (water supply / discharge port) 13 that can be opened and closed is provided in a part of the door. The warm water type warming device 10 has a U-shaped bent portion 14 which is bent in a U shape as a whole in plan view. The inner radius of curvature R of the U-shaped bent portion 14 is in the range of 5 to 30 cm (more preferably 6 to 10 cm). When water or hot water is poured from the water inlet / outlet 13 and the whole is inflated, the U-shaped bent radius 14 Part 14 also swells. When the cross section of the bulging and U-shaped rod-shaped object is circular, the inner diameter is in the range of (0.6-2) · R.

When the application is limited, half of the maximum width (diameter) of the portion to be attached is preferably the inner radius of curvature R of the U-shaped bent portion. For example, when the affected part is the shoulder of a human body, the portion to be worn is the neck, the inner curvature radius R of the U-shaped bent part 14 is 7 to 8 cm, and the hot water type warming device 10 in a state where the section is inflated circularly The diameter D (outer diameter) of the cross section is preferably 10 to 12 cm.

Each of the sheet materials 11 and 12 is composed of a chloroprene rubber sheet 16 having a thickness of 5 to 12 mm (more preferably 7 to 8 mm), each having a number of closed-cell foams, and a fabric 17 adhered to the outside thereof. The fabric 17 is formed of a jersey having a thickness of 0.5 to 1 mm, and both are firmly joined. The jersey uses chemical fibers with sufficient strength. As a result, the jersey can be colored, and figures, patterns, and characters can be described.

As shown in FIG. 3, the water inlet / outlet port 13 is attached to a through hole 18 provided on one side of the sheet material 11, a reinforcing member 19 is attached to the periphery of the through hole 18, and a cylindrical body 21 having a flange 20 around it. Is fixed. A tapered opening 22 is provided in the center of the cylindrical body 21, and an inner plug 24 a having a hole 23 formed in the center is formed in the tapered opening 22, and a closing plug 25 is mounted in the hole 23 of the inner plug 24 a. When necessary, hot water is put into the warm water type warming device 10 so that used water can be removed. Since the water inlet / outlet 13 according to this embodiment has a complicated structure, a simple water supply / drainage comprising a combination of a normal male screw port, a lid screwed into the male screw port, and a packing provided inside the lid. It may be a tool.

The upper and lower sheet materials 11 and 12 have the same shape, and the cut end portions of the planar sheet materials 11 and 12 pressed from the raw material are butt-joined with an adhesive with the fabric 17 facing the front side. In addition, the width | variety of the sheet materials 11 and 12 to press-release is set to (pi) D / 2, when D is the diameter of the state which the hot water type | mold heat insulator 10 which is going to manufacture expands. And about the fabric 17 in which the sheet materials 11 and 12 face each other, a chain stitch is performed so that the thread to be used does not penetrate the chloroprene rubber sheet 16, and the sheet materials 11 and 12 are sewn.

In the warm water type warming device 10 according to this embodiment, the width of the opening 24 on the U-shaped inlet side of the warm water type warming device 10 is 2R · (0.8 to 0.95), which is narrower than the back side. It becomes difficult to come off when worn on the neck. The distance L from the maximum projecting portion of the opening 24 to the central portion of the radius of curvature of the U-shaped bent portion 14 is about R · (2-2.5).

Accordingly, when hot water is put into the warm water type warming device 10 through the water inlet / outlet port 13 and the stopper is closed and attached to the neck, the shoulder portion and the base portion of the neck are heated. In this case, since the sheet materials 11 and 12 are made of the closed foam chloroprene rubber sheet 16 and the cloth 17 on the surface thereof, heat conduction is relaxed and transmitted to the skin. And since the sheet | seat materials 11 and 12 have heat retention, they exhibit the long-time thermal effect. A special cloth can be used without being further sandwiched between the affected areas, and in this case as well, it has been confirmed by experiments that low-temperature burns and the like do not occur. Whether or not to burn at low temperature depends on the user's constitution and is not an essential requirement.

Next, the hot water type warming device 26 according to the second embodiment of the present invention shown in FIG. 4 will be described. However, since the difference from the hot water type warming device 10 is its shape, this is the focus. explain.
It consists of an annular sheet with a part cut away, and both side ends 27 and 28 of the cut out part butt-join the upper and lower sheet materials 29 and 30 rounded at the corners. The sheet materials 29 and 30 are the same material as the sheet materials 11 and 12, and a fabric is adhered to the surface of a closed cell foam sheet made of rubber or synthetic resin.

A water inlet / outlet 31 with a lid that forms a water inlet / outlet is attached to the sheet material 29 in advance. FIG. 4 shows the hot water type warming device 26 in a state where water has been completely removed. In this case, the inner radius of curvature R1 of the U-shaped bent portion 32 is in the range of 5 to 10 cm, and the sheet material 29 on the outer side thereof. , 30 has a width Z of 10 to 15 cm. In this embodiment, the U-shaped bent portion 32 is composed of a semicircular portion and a continuous portion thereof, and the gap formed between the end portions 27 and 28 is (0.4 to 1) · R1. It ’s narrowed. When inserting into the affected part such as the neck, the end parts 27 and 28 are pushed and bent to widen the gap.

Next, while referring to FIG. 5, a hot water type warming device 35 according to a third embodiment of the present invention will be described. A U-shaped bent portion 37 having a water inlet / outlet 13 is provided in the middle portion. Since the material and the manufacturing method of the hot water type warming device 35 are the same as those of the hot water type warming device 10 according to the first embodiment, the dimensions thereof are 20 to 30 cm in the horizontal width c and the vertical width d is omitted. It is preferably 18 to 24 cm, and this is effective for fatigued eyes, facial skin and the like.

The present invention is not limited to the above-described embodiment, and for example, numerical changes are allowed to the extent that the gist of the present invention is not changed. In addition, the U-shaped bent portion literally includes a U-shape, and also includes cases where the inner radius of curvature is somewhat different depending on the location, and the width of the inlet side opening of the U-shaped bent portion is narrower (For example, FIG. 1 and FIG. 4) naturally apply to the present invention, and the present invention also applies to a case where the present invention is spread (for example, FIG. 5).

It is a top view of the warm water type warmer according to the first embodiment of the present invention. It is arrow AA 'sectional drawing in FIG. It is arrow BB 'partial sectional drawing in FIG. It is a top view of the warm water type warmer according to the second embodiment of the present invention. It is a top view of the warm water type warmer according to the third embodiment of the present invention.

10: Hot water type warmer, 11, 12: Sheet material, 13: Water entrance / exit, 14: U-shaped bent part, 16: Chloroprene rubber sheet, 17: Fabric, 18: Through hole, 19: Reinforcing material, 20: Flange, 21: cylindrical body, 22: tapered opening, 23: hole, 24: opening, 24a: inner plug, 25: closing plug, 26: warm water type warmer, 27, 28: end, 29, 30 : Sheet material, 31: Water supply / drain port with lid, 32: U-shaped bent part, 35: Hot water type warming device, 36: Depression, 37: U-shaped bent part

Claims (2)

Bendable upper and lower sheet materials made of closed-cell chloroprene rubber sheet having a thickness of 7 to 12 mm, and a doorway for water that can be opened and closed provided in the upper sheet material. , A hot water type warming device having a U-shaped bent portion that is bent in a U shape as a whole and has an inner radius of curvature R in the range of 5 to 30 cm , and the upper and lower sheets having the same shape A hot water type heat retaining device characterized in that the cut end portion of the material chloroprene rubber sheet is joined with an adhesive facing the fabric, and the fabric is sewn by hanging stitches . The warm water type warming device according to claim 1 , wherein the inner diameter when the U-shaped bent portion is inflated to have a circular cross section is in a range of (0.6 to 2) times the inner curvature radius R. A featured hot water type warmer.

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