JP2008232601A - Heat insulating tool - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heat insulating tool capable of heating a heat storage material in a short time to store heat by enlarging a heating capability. <P>SOLUTION: This heat insulating tool includes a radiator 4 adapted to radiate stored heat and utilize the heat, and a hot water cord 6 removably connected to a hot water socket 6. The hot water cord 6 includes a supply tube 26 for supplying hot water to the radiator 4, and a return tube 28 for returning hot water from the radiator 4. The radiator 4 includes a thermal storage material 20 for storing heat, and a hot water tube 24 for heating the thermal storage material 20, wherein one end of the hot water tube 26 is connected to the supply tube 26, and the other end thereof is connected to the return tube 28, whereby hot water from the hot water socket is circulated through the supply tube 26, the hot water tube 24 and the return tube 28. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a warmer for pets such as dogs and cats, and a warmer such as a hot water bottle.

  For example, a pet warmer has been proposed that uses an electric heater (see, for example, Patent Document 1). This pet warmer includes a heat storage material for storing heat, a container main body for storing the heat storage material, an electric heater stored in the container main body, and an electric cord for supplying electricity to the electric heater. One end portion of the container is detachably attached to a connection plug provided on the container body, and the other end portion is detachably attached to an electrical outlet provided on a wall or the like. In use, one end of the electric cord is connected to the connection plug, and the other end is connected to the electric outlet. By connecting in this way, electricity from the electric outlet is supplied to the electric heater via the electric cord. The heat generated by the electric heater is stored in the heat storage material, and the heat storage material of the container body is thus heated. And when using as a heat retention tool, an electrical cord is removed from a container main body and an electrical outlet, and it installs in a predetermined installation place in the state removed in this way. When installed in this way, the pet sits on the top of the installed container body or sleeps. By doing so, heat from the container body (heat released from the heat storage material) is transmitted to the pet, Can be warmed and protected from the cold.

JP-A-2005-341900

  However, the above-described pet warmer has the following problems to be solved. That is, since an electric heater is used as a heat source, there is a problem that the heating capability is small and it takes time to heat the heat storage material to a predetermined temperature and store the heat. Moreover, although heat is stored using a heat storage material, since the electric heater itself has a small heat storage effect, if a large amount of heat is stored, it is necessary to incorporate a large amount of the heat storage material in the container body.

  An object of the present invention is to provide a heat retainer capable of increasing the heating capability and heating a heat storage material in a short time to store heat.

  According to a first aspect of the present invention, there is provided a heat retaining device comprising: a heat radiator that dissipates and uses stored heat; and a hot water cord that is detachably connected to a hot water outlet, wherein the hot water cord is connected to the hot water outlet. A supply tube for supplying the warm water to the radiator, and a return tube for returning the warm water from the radiator to the warm water outlet, wherein the radiator has a heat storage material for storing heat, and the heat storage material. A warm water tube for heating, one end of the warm water tube is connected to the supply tube, the other end is connected to the return tube, and warm water from the warm water outlet is connected to the supply tube and the warm water tube. And circulated through the return tube.

  In the heat retaining device according to claim 2 of the present invention, the hot water cord is detachably connected to the radiator, and a supply-side on-off valve and a return-side on-off valve are disposed at both ends of the hot water cord. When the supply side tube is detachably attached to one end of the hot water cord, the supply side on-off valve is held open, and the return side tube is detachably attached to the other end of the hot water cord. The return side on-off valve is held in an open state.

  According to the heat insulating device of the first aspect of the present invention, the heat radiator is provided with the heat storage material and the hot water tube, and the warm water from the warm water outlet flows through the warm water tube, so that the heat from the warm water passes through the warm water tube. It is transmitted to the heat storage material and can be efficiently stored in the heat storage material using the heat of the hot water. Moreover, since the warm water used for heat storage exists in a warm water tube, this warm water also functions as a heat storage material, and can improve the heat storage capacity of the heat insulator.

  Moreover, according to the heat insulating device of the second aspect of the present invention, since the hot water cord is detachably attached to the heat radiating body, the hot water cord can be removed from the heat insulating device and used when used. , Handling during use becomes easy. In addition, the supply-side on-off valve is kept closed, and when the hot-water cord supply-side tube is attached to one end of the hot water tube, the supply-side on-off valve is held open, and the return-side on-off valve is also closed. If the return side tube of the hot water cord is attached to the other end of the hot water tube, the return side on-off valve is held open. As described above, since the supply side open / close valve and the return side open / close valve are opened / closed in connection with the attachment / detachment of the hot water cord to the radiator, it is possible to prevent leakage of hot water filled in the hot water tube of the radiator. .

  DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The best embodiment of a heat retaining device according to the present invention will be described below with reference to the accompanying drawings. 1 is a perspective view showing a heat insulator according to one embodiment, FIG. 2 is a perspective view showing a part of the heat insulator shown in FIG. 1 in a partially exploded view, and FIG. 3 is a perspective view of the heat insulator shown in FIG. FIG. 4 is an enlarged perspective view showing an operation unit and the vicinity thereof, and FIG. 4 is a flowchart showing control of the heat insulator in FIG.

  In FIG. 1 and FIG. 2, the illustrated warming tool 2 includes a radiator 4 that radiates the stored heat, and a hot water cord 6 for circulating hot water through the radiator 4. The radiator 4 includes a container main body 8 formed in a cylindrical shape, and the container main body 8 includes a lower container 10 and an upper container 12. The lower container 10 has a circular bottom wall (not shown) and a peripheral side wall 14 extending upward from the outer periphery of the bottom wall. The upper container 12 has a circular upper wall 16 and an upper wall 16. A peripheral side wall 18 extending downward from the outer peripheral portion of the wall 16 is provided, and the peripheral side wall 14 of the upper container 12 is mounted so as to fit the peripheral side wall 14 of the lower container 10. It is fixed by etc. Such a heat retainer 2 can be conveniently used as a pet heat retainer.

  A heat storage material 20 for storing heat is disposed in the lower container 10. The heat storage material 20 may be solid as shown in the figure, or may be liquid. The liquid storage material 20 is sealed in a highly heat-conductive container or bag. In this embodiment, a groove 22 is provided on the upper surface of the heat storage material 20, and the groove 22 is bent so as to cover almost the entire upper surface.

  Further, a hot water tube 24 is disposed in the lower container 10, and the hot water tube 24 is accommodated in the concave groove 22 of the heat storage material 20 so that heat from the hot water flowing in the hot water tube 24 will be described later. The heat storage material 20 is configured to store heat. Both ends of the hot water tube 24 protrude somewhat to the outside through a lead-out opening (not shown) provided in the peripheral side wall 14 of the lower container 10, and the hot water cord 6 is connected to the protruding end.

  The warm water cord 6 includes a supply tube 26 for supplying warm water to the warm water tube 24, a return tube 28 for returning warm water from the warm water tube 24, and a protective member 30 covering the supply tube 26 and the return tube 28. One end of the protective member 30 is attached to the peripheral side wall 14 of the lower container 10 through an opening 32 provided in the peripheral wall 16 of the upper container 12. One end of the supply tube 26 is connected to one end of the hot water tube 24, and one end of the return tube 28 is connected to the other end of the hot water tube 24. In such a configuration, the supply tube 26 and the return tube 28 and the hot water tube 24 can be integrally connected.

  At the other end of the hot water cord 6, the other ends of the supply tube 26 and the return tube 28 are exposed from the protection member 30 and extend. A first connection member 34 is provided at the other end of the supply tube 26, and a second connection member 36 is provided at the other end of the return tube 28. The indoor wall 38 is provided with a hot water outlet 40. The hot water outlet 40 includes a supply-side hot water terminal 42 connected to a supply side of a heat source machine (not shown) for generating hot water, and the heat source. A return-side hot water terminal 44 connected to the return side of the machine is provided. The first connection member 34 of the supply tube 26 of the hot water cord 6 is detachably connected to the supply side hot water terminal portion 42 of the hot water outlet 40, and the second connection member 36 of the return tube 28 is the return side hot water terminal of the hot water outlet 40. The unit 44 is detachably connected. If it connects in this way, the hot water outlet 40 and the heat radiator 4 will be connected via the hot water cord 6, and the hot water from a heat source machine (not shown) will be supplied to the supply side hot water terminal part 42 and the supply tube 26 of the electric outlet 40. Then, it is circulated through the warm water tube 24 of the radiator, the return tube 28 and the return side hot water terminal 44 of the warm water outlet 40 to return to the return side of the heat source unit.

  In this embodiment, the operation part 46 is provided in the hot water cord 6. Referring also to FIG. 3, the operation unit 46 includes an operation switch 48, a temperature setting unit 50, a display device 52, and a display lamp 54. The operation switch 48 is a switch for performing the operation and the operation stop of the heat insulator 2. When the operation switch 48 is pressed, an operation signal is generated and heat storage is performed on the heat storage body 20 of the radiator 4 as will be described later. The operation stops. The display lamp 54 is composed of an LED or the like, and lights up when the heat insulating device 2 is in an operating state. The temperature setting means 50 is for setting the temperature at which heat is stored in the heat storage material 20, and includes a rise switch 56 for raising the set temperature and a drop switch 58 for lowering the set temperature. The display device 52 displays the temperature set by the temperature setting means 50.

  In connection with the operation portion 46 being provided in the hot water cord 6 as described above, the electric cord 60 extends from the operation portion 6, and the distal end portion of the electric cord 60 extends from the protective member 30, and serves as a household power source. It is electrically connected to the electrical terminal portion 62 that is electrically connected to the electrical wiring. Further, the heat storage material 20 of the radiator 4 is provided with a housing recess 63, and a temperature sensor 64 is housed in the housing recess 63, and the temperature sensor 64 is stored in the temperature of the heat storage material 20 (in other words, stored in the heat storage material 20. Detect the amount of heat).

  In the heat retaining device 2, a hot water on / off valve (not shown) configured by, for example, an electromagnetic valve is disposed in the supply tube 26 of the hot water cord 6. Further, in order to prevent leakage of hot water from the hot water tube 24 of the radiator 4, a supply side on-off valve 66 is disposed at the other end of the supply tube 26 of the hot water cord 6, and the other end of the return side tube 28. A return-side on-off valve 68 is disposed in the section. The supply-side on-off valve 66 (and the return-side on-off valve 68) is closed when the supply tube 26 (and the return tube 28) is removed from the hot water outlet 40 to prevent leakage of hot water. In a state in which 26 (and the return tube 28) is connected to the hot water outlet 40, it is opened to allow the flow of hot water.

  The above-described warmer 2 is used as follows, for example. Referring to FIGS. 1 to 4, in use, hot water cord 6 is detachably attached to hot water outlet 40. That is, the first connection member 34 of the supply tube 26 of the hot water hose 6 is connected to the supply side hot water terminal portion 42 of the hot water outlet 40, and the second connection member 36 of the return tube 28 is connected to the return side hot water terminal portion of the hot water outlet 40. 44, the supply side on / off valve 66 and the return side on / off valve 68 are opened.

  After connecting in this way, the operation switch 48 of the operation unit 46 is pressed to close (ON) (step S1). Thus, the heat source machine (not shown) is operated (step S2), for example, hot water is generated using the combustion heat generated by the combustion of the combustion burner, and the hot water on / off valve (not shown) of the supply tube 26 of the hot water cord 6 is shown. Is opened) (step S3). Thus, the hot water from the heat source machine is circulated through the supply tube 26, the hot water tube 24 and the return tube 28 of the radiator 4, and the heat from the hot water flowing through the hot water tube 24 is transmitted through the hot water tube 24 to be stored in the heat storage material 20. The heat is stored. Moreover, since the heat storage material 20 is heated using the heat of the hot water from a heat source machine in this way, heat can be stored in the heat storage material 20 in a short time.

  When the heat is stored in this way and the temperature detected by the temperature sensor 64 rises to the set temperature (the temperature set by the temperature setting means 50) or higher, no further heat storage is required, and the operation of the heat source machine (not shown) is stopped. (Step S5), the hot water on-off valve (not shown) is closed, and the radiator 4 is thus heated to a predetermined temperature.

  The warming tool 2 heated in this way is installed at an appropriate place. And the container main body 8 is warmed by the heat radiation from the heat storage material 20 and the heat radiation from the hot water in the hot water tube 24, and can be suitably used as a heat insulator for protecting the pet from the cold. Since it also acts as a heat storage material, the heat retention time by the heat retaining device 2 can be kept long. When used in a place away from the hot water outlet 40, the hot water cord 6 may be removed from the hot water outlet 40 and moved. When the hot water cord 6 is removed from the hot water outlet 40, the supply side opening / closing valve 66 of the supply tube 26 and the return side opening / closing valve 68 of the return tube 28 are held in the closed state. Leakage to the outside is prevented.

  In the above-described embodiment, the operation unit 46 is provided in the hot water cord 6. However, it is not necessary to configure in this way. For example, the operation unit 46 may be provided in the radiator 4 or may be configured from an operation remote controller. Also good.

  This heat insulator can also be configured, for example, as shown in FIG. FIG. 5 is a perspective view showing a part of a heat insulator in a modified form. In FIG. 5, members that are substantially the same as those in the above-described embodiment are given the same reference numerals, and descriptions thereof are omitted.

  In FIG. 5, in this modified embodiment, one end of the hot water cord 6A is configured to be detachably connected to the radiator 4A. That is, a supply side connection terminal portion 72 and a return side connection terminal portion 74 are provided on the peripheral side wall 14 of the lower container 10 in substantially the same manner as the hot water outlet 40 of FIG. 1, and one end of the hot water tube 24 is connected to the supply side connection. The other end is connected to the return side connection terminal portion 74 and is connected to the terminal portion 72. Further, a supply-side on / off valve (not shown) is disposed at one end of the hot water tube 24 in relation to the supply-side connection terminal portion 72, and a hot-water tube is related to the return-side connection terminal portion 74. A return-side on-off valve (not shown) is disposed at the other end of 24.

  In relation to the above-described configuration of the radiator 4A, the third connection member 76 is attached to one end of the supply tube 26 of the hot water cord 6A, and the fourth connection member 78 is attached to one end of the return tube 28. . The third and fourth connection members 76 and 78 may have the same configuration as the first and second connection members 76 and 78 described above, and other configurations of the heat insulator 2A are shown in FIGS. 4 may be substantially the same.

  In such a warmer 2A, in use, one end of the hot water cord 6A is detachably attached to the radiator 4A, and the other end is detachably attached to the hot water outlet (see FIG. 1). When the third connection member 76 of the supply tube 26 is detachably attached to the supply side connection terminal portion 72, the supply side on-off valve (not shown) is changed from the closed state to the open state, and the fourth connection member of the return tube 28 is provided. When 78 is detachably attached to the return side connection terminal portion 74, the return side on-off valve (not shown) is changed from the closed state to the open state, and the hot water passing through the supply tube 26, the hot water tube 24 and the return tube 28 is described above. Circulation is possible.

  Moreover, in this heat retaining tool 2A, when installed in an appropriate place, the hot water cord 6A can be removed from the heat radiating body 4A and carried, and the handling becomes easier. When the third connection member 76 is removed from the supply side connection terminal portion 72, the supply side on / off valve is closed, and when the fourth connection member 78 is removed from the return side connection terminal portion 74, the return side on / off valve is closed. This prevents leakage of hot water in the hot water tube 24 to the outside.

  As mentioned above, although embodiment of the heat retention device according to this invention was described, this invention is not limited to embodiment mentioned above, A various deformation | transformation thru | or correction | amendment are possible without deviating from the scope of the present invention.

  For example, in the above-described embodiment, the hot water hose is composed of one hose, and the supply tube and the return tube are built in the protective member, but this hot water hose is composed of two hoses (one hose containing the supply tube). The other may be composed of a hose containing a return tube.

  Further, for example, in the above-described embodiment, the present invention is described by applying the present invention to a pet warmer, but the present invention is not limited to such a pet warmer, and the same applies to hot water bottles, cushions, pillows, and the like. It can be used as a heat insulator by applying to.

The perspective view which shows one Embodiment of the heat retention apparatus according to this invention. FIG. 2 is a partially exploded perspective view showing a main part of the heat insulating device of FIG. 1. The perspective view which expands and shows the operation part of the heat insulating tool of FIG. 1, and its vicinity. The flowchart which shows control of the heat insulator of FIG. The perspective view which shows a part of heat insulator of a deformation | transformation form.

Explanation of symbols

2,2A Insulator 4,4A Insulator 6,6A Hot water cord 8 Container body 20 Thermal storage material 24 Hot water tube 26 Supply tube 28 Return tube 40 Hot water outlet 46 Operation section

Claims (2)

  A heat-dissipating body that dissipates and uses stored heat; and a hot water cord that is detachably connected to a hot water outlet, the hot water cord supplying a hot water from the hot water outlet to the radiator And a return tube for returning the hot water from the radiator to the hot water outlet, the radiator including a heat storage material for storing heat and a hot water tube for heating the heat storage material, One end of the tube is connected to the supply tube, the other end is connected to the return tube, and hot water from the hot water outlet is circulated through the supply tube, the hot water tube, and the return tube. Insulator.   The hot water cord is detachably connected to the heat radiating body, a supply side opening / closing valve and a return side opening / closing valve are provided at both ends of the hot water cord, and the supply side tube is detachably attached to one end of the hot water cord. The supply-side on-off valve is held in an open state, and the return-side on-off valve is held in an open state when the return-side tube is detachably attached to the other end of the hot water cord. The heat-retaining device according to claim 1, wherein

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