CN201263743Y

CN201263743Y - Stone heater

Info

Publication number: CN201263743Y
Application number: CNU2008201894919U
Authority: CN
Inventors: 麦志坚
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-26
Filing date: 2008-08-26
Publication date: 2009-07-01
Anticipated expiration: 2018-08-26

Abstract

The utility model relates to a stone heater which can be used for heating a stone used for hydrotherapy or massage. The stone heater comprises a main body, a heating unit and a heating control unit. The main body is provided with a stone accommodation space in which the stone can be positioned, and the heating control unit is connected with the heating unit which is positioned in the main body and extends to the stone accommodation space. When the stone is positioned in the stone accommodation space, at least part of the heating unit extends into the stone. Because the heating unit can extend into the stone and heat the stone from the inside, the stone heater adopted the structure greatly improves the heat transfer efficiency, greatly reduces the heat loss during the heating, reduces the time for heating, ensures enough heat storage of the stone and prolongs the heat supply time of the heated stone.

Description

The stone heater

Technical field

This utility model relates to a kind of heater, especially a kind of stone heater that the stone of hydrotherapy or massage usefulness is heated.

Background technology

In hydrotherapy and massage, oneself is widely used warmed-up natural or artificial stone.The stone that is heated to 40～75 degrees centigrade is placed on each acupuncture point of health, and fatigue and blood circulation promoting help to releive.

At present the method that the stone of this type is heated mainly is that decocting in water, water Zheng, Kao are baked etc., for example publication number is the disclosed a kind of stone heating container of Canadian patent application prospectus of CA2440790A1, this container class is similar to home-use steamer, some blocks of stones are placed on the pallet with some through holes, and the mode of steaming by decocting in water or water heats.These mode of heatings are owing to be to heat from the stone outside all, the efficiency of heating surface is very low, most heat-energy losses is to periphery, therefore have only few part heat energy to be absorbed by stone, heating takes longlyer, will surpass more than 30 minutes usually, if heat time heating time is not enough, the inner heat accumulation deficiency of stone, the heat of stone scatters and disappears at short notice when using, and the time that plays a role is shorter.In addition, the bad control of the temperature of stone, the visitor easily causes the stone temperature too high, and directly use causes skin scald easily, will wait for that therefore it is cooled to 40～75 degrees centigrade of ability and uses, and has brought great inconvenience to user.

The utility model content

It is short and can allow the stone heater of the long-time heat supply of stone after the heating that the purpose of this utility model provides a kind of efficiency of heating surface height, heat time heating time.

For achieving the above object, the technical solution adopted in the utility model is: this stone heater has comprised main body, heating unit and has added thermal control units, described main body is formed with the stone accommodation space that is used to place stone, and the described thermal control units that adds is connected in described heating unit; Described heating unit is arranged at this main body and extends to described stone accommodation space, and when described stone was placed on described stone accommodation space, at least a portion of described heating unit extend into described stone inside.

Adopt the stone heater of said structure, because its heat-generating units can stretch into stone inside, and internally stone is heated, therefore have following advantage at least: 1) greatly improved heat transference efficiency, significantly reduced the thermal losses in heating process; 2) reduced the heating required time, shown, stone is heated to from room temperature has been less than 1/3rd of traditional method temperature required heat time heating time through actual operating position; 3) stone heating equably from inside to outside, when guaranteeing that the stone outside reaches the requirement temperature, stone inside reaches certainly enough heat energy deposits, thereby has guaranteed the heating time of heating back stone.

As improvement of the present utility model, this stone heater also comprises temperature conditioning unit, this temperature conditioning unit is electrically connected on and describedly adds thermal control units and described heating unit, so that the temperature after stone is heated is controlled, makes it to remain within the suitable temperature range.Described temperature conditioning unit can be the temperature control component of mechanical type temperature detect switch (TDS), electronic temperature controller or other type.

More preferably, described stone accommodation space can comprise several locating holes that are formed on the described main body, wherein, has at least one described heating unit in each locating hole, so just can heat polylith stone simultaneously, has further improved efficient.

More preferably, described heating unit can be the heating post, and its inside is provided with heat generating core.Adopt the heating post as heating unit, the heating chamber of stone inside is easy to processing, and stone is heated comparatively evenly, and heating surface is also bigger, can reduce the time of heating.More preferably, described heating post can adopt hollow metal column; Described heat generating core can be the heater element of impedance type heating wire, semistor or other type.

More preferably, at least a portion of described heating unit stretches out in outside the described locating hole, and like this, when the part of stone is positioned at locating hole and remainder when being positioned at stone accommodation space outside the locating hole, this remainder also can be heated the unit and heat.Described locating hole roughly is olive shape, can be complementary with hydrotherapy or the common shape of massaging with stone like this.

Description of drawings

Fig. 1 is the surface structure sketch map of a kind of preferred implementation of this utility model stone heater, and its top cover is in open mode;

Fig. 2 is the parts explosion of stone heater shown in Figure 1;

Fig. 3 is the heating schematic diagram of stone heater shown in Figure 1;

Fig. 4 is the circuit theory diagrams of stone heater shown in Figure 1.

The specific embodiment

Below in conjunction with the drawings and specific embodiments this utility model is described in further detail.

Referring to Fig. 1 to Fig. 3, the main body of this stone heater comprises and is formed with the stone accommodation space 12 that is used to place some blocks of stones 4 between casing 1, bottom 2 and top cover 3, top cover 3 and the casing 1.The end face of casing 1 is formed with several and roughly is olivary locating hole 11, and each locating hole 11 is communicated to casing 1 inside respectively.Some hollow heating posts 6 are protruded upward outside the casing 1 from casing 1 inside by each locating hole 11.Each post 6 that generates heat can adopt hollow metal column, its inside is provided with heat generating core 61 (see figure 3)s, this heat generating core 61 can adopt the heater element of impedance type heating wire, PTC (Positive Temperature Coefficient, positive temperature coefficient) critesistor or other type to constitute.The PTC critesistor is a kind of semiconductor resistor that typically has temperature sensitivity, and when surpassing certain temperature (Curie temperature), its resistance value is along with the rising of temperature is increasing of step evolution.The inside of each piece stone 4 has the heating chamber 41 that can hold the post 6 that generates heat respectively.The side of casing 1 is provided with a knob gauge tap 7, and the heat generating core 61 of each post 6 inside that generate heat forms control ground with this knob gauge tap 7 and is connected.The top of knob gauge tap 7 has a display lamp 8, is used to indicate heated condition.

Referring to Fig. 2, has a substrate 5 in the casing 1, the bottom of every heating post 6 all is fixed on this substrate 5, and at least a portion of every heating post 6 stretches out in outside the positioning hole corresponding 11, like this, when the part of stone 4 is positioned at locating hole 11 and remainder when being positioned at stone accommodation space outside the locating hole 11, this remainder also can be extended to by heating post 6 and heat.Present embodiment adopts heating post 6 as heating unit, makes the heating chamber 41 of stone 4 inside be easier to processing, and stone 4 is heated comparatively evenly, and heating surface is also bigger, can reduce the time of heating.

Locating hole 11 on the casing 1 can make stone 4 obtain location preferably in heating process, stone 4 is uniform distribution in stone accommodation space 12, make stone 4 can accept heating independently of one another equably, the shape of each locating hole 11 adopts olive shape, is complementary with the hydrotherapy or the common shape of massaging with stone so better.Several locating holes 11 have constituted the part of stone accommodation space 12, polylith stone 4 can be positioned in the stone accommodation space 12 simultaneously heat.

Referring to Fig. 3 and Fig. 4, this stone heater also comprises the temperature conditioning unit 9 that is close to the post 6 that respectively generates heat, this temperature conditioning unit is fixed on the bottom surface of substrate 5, and be electrically connected on knob gauge tap 7 and heat generating core 61, so that the temperature after stone 4 is heated is controlled, the surface temperature of stone 4 is remained within the suitable temperature range.This temperature conditioning unit 9 can adopt the temperature control component of mechanical type temperature detect switch (TDS), electronic temperature controller or other type.The heat generating core 61 of heating post 6 inside heats heating post 6 and temperature conditioning unit 9 simultaneously, and heating post 6 further heats stone 4, so the temperature at temperature conditioning unit 9 places is interrelated with the surface temperature of stone 4.When the temperature at temperature conditioning unit 9 places rose to the setting open circuit temperature (for example 60 ℃) of temperature conditioning unit 9, the surface temperature of stone 4 rose to claimed range (40 ℃～75 ℃), and this moment, temperature conditioning unit 9 disconnecting circuits cut off the power supply of heat generating core 61.The surface temperature of stone 4 begins to descend thereupon, when the temperature at temperature conditioning unit 9 places drops to the setting closed temperature (for example 45 ℃) of temperature conditioning unit 9, temperature conditioning unit 9 turning circuits, the power supply of heat generating core 61 reclose and begin the heating, stone 4 reheat of having lowered the temperature to the temperature range that requires.So repeat to heat up and temperature-fall period, the surface temperature of stone 4 is remained in the claimed range, till stone 4 removed application.

Adopt the stone heater of said structure, stone 4 is positioned over locating hole 11, whole heating post 6 or its part stretch into the heating chamber 41 of stone 4 inside.After heat generating core 61 energisings, heating post 6 generates heat rapidly, directly heat energy is imported into the heating chamber 41 of stone 4, and heat energy diffuses to whole stone 4 from inside to outside.Because heating post 6 is internally stone 4 to be heated, and has therefore greatly improved heat transference efficiency, has significantly reduced the thermal losses in heating process, has reduced the heating required time, prolonged the heating time of heating back stone simultaneously.Show through actual operating position, stone is heated to from room temperature is less than 1/3rd of traditional method temperature required heat time heating time, and heating time reaches the several times of traditional method.

Only be preferred implementation of the present utility model below, should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the present utility model design, can also make some distortion and improvement.For example, the locating hole 11 on the casing 1 can omit, and stone 4 directly is placed on the heating post 6, support by heating post 6, at this moment, stone accommodation space indication be exactly the zone around the post 6 of generating heat.In addition, the top cover of casing 1 top mainly is to play effect ornamental and protection heating post 6, so this top cover 3 also can omit; in other words; the stone accommodation space can be formed in the inside of this stone heater body, also can be formed in the outside of its main body, for example above main body.Except the form that adopts heating post 6, heat-generating units can also adopt different sizes and shape, and its material also is not limited to metal, can also adopt pottery, heat-resistant plastic etc.; This heat-generating units also is not limited to hollow-core construction in addition, can also be solid construction.And the size of stone, material, shape also can be selected arbitrarily.Of this sort substituting or be out of shape all belongs to protection domain of the present utility model.

Claims

1, a kind of stone heater comprises:

Main body is formed with the stone accommodation space that is used to place stone;

Heating unit is arranged at described main body;

Add thermal control units, be connected in described heating unit;

It is characterized in that:

Described heating unit extends to described stone accommodation space, and when described stone was placed on described stone accommodation space, at least a portion of described heating unit extend into described stone inside.

2, stone heater according to claim 1 is characterized in that:

This stone heater also comprises temperature conditioning unit, and this temperature conditioning unit is electrically connected on described thermal control units and the described heating unit of adding.

3, stone heater according to claim 2 is characterized in that:

Described temperature conditioning unit is mechanical type temperature detect switch (TDS) or electronic temperature controller.

4, according to each described stone heater of claim 1 to 3, it is characterized in that:

Described stone accommodation space has comprised several locating holes that are formed on the described main body, wherein, has at least one described heating unit in each locating hole.

5, stone heater according to claim 4 is characterized in that:

Described heating unit is the heating post, and its inside is provided with heat generating core.

6, stone heater according to claim 5 is characterized in that:

Described heating post is hollow or solid metal column.

7, stone heater according to claim 5 is characterized in that:

Described heat generating core is impedance type heating wire or semistor.

8, stone heater according to claim 4 is characterized in that:

At least a portion of described heating unit stretches out in outside the described locating hole.

9, stone heater according to claim 8 is characterized in that:

Described locating hole roughly is olive shape.