CN115778180A - Heat preservation electric appliance and heat preservation method - Google Patents

Abstract

The invention relates to a thermal insulation appliance and a thermal insulation method, which relate to the technical field of household appliances and are used to solve the problem of excessively high or low temperature of drinking water. The heat preservation electrical appliance includes: an energy storage component; and a panel, which is covered on the energy storage component, and the panel is used to place the parts to be insulated; and a heating element, which is arranged in the sealed cavity defined by the energy storage component and the panel; when the heating element generates heat, Part of the heat generated by it is transferred upwards through the panel to the parts to be insulated for insulation, while the other part of the heat is absorbed by the energy storage component and stored as radiant heat energy; when the heating element stops heating, the radiant heat energy stored in the energy storage component is released and goes upward. It is transferred to the parts to be insulated through the panel for insulation, and the sealed cavity is used to reduce heat dissipation loss. The heating element of the present invention can continuously generate heat, and heat the panel to a preset heat preservation temperature value and keep it continuously at the preset heat preservation temperature value. Thereby, the constant temperature and heat preservation function of the thermal insulation part is realized, so as to ensure that the drinking water can be drunk normally.

Description

Thermal insulation appliances and thermal insulation methods

technical field

The invention relates to the technical field of household electrical appliances, in particular to a thermal insulation appliance and a thermal insulation method.

Background technique

With the improvement of the quality of life, people gradually increase their requirements for hydration, such as coffee, tea, various drinks, etc., but most of the time when people urgently need hydration, the temperature is either too cold or too hot. In most cases, when the temperature of drinking water is too low, people choose to reheat it, which causes a lot of waste of energy. When people are too high for the temperature of drinking water, they choose to wait until the temperature is lowered to a suitable drinking temperature, which will waste time in vain.

That is to say, there is a problem that the drinking water temperature is too high or too low in the prior art.

Contents of the invention

The invention provides a heat preservation appliance and a heat preservation method, which are used to solve the problem of excessively high or low temperature of drinking water.

The present invention provides a thermal insulation electrical appliance, comprising: an energy storage component; and a panel, which is covered on the energy storage component, and the panel is used to place parts to be kept warm; and a heating element, which is arranged in a sealed cavity defined by the energy storage component and the panel; Wherein, when the heating body generates heat, part of the heat generated by it is transmitted upwards through the panel to the heat preservation part for heat preservation, and at the same time, another part of the heat is absorbed by the energy storage component and stored as radiant heat energy; when the heating body stops heating, the energy storage component The radiant heat energy stored in the chamber is released and transferred upwards through the panel to the parts to be insulated for insulation, and the sealed cavity is used to reduce heat dissipation loss.

In one embodiment, the energy storage assembly includes: a lower shell; and an upper shell, the cover is arranged on the lower shell; wherein, an energy storage cavity is defined between the lower shell and the upper shell, and the energy storage cavity is used to hold an energy storage medium, The top of the lower case is sealingly connected with the panel. In this embodiment, the energy storage medium is used to absorb and store heat, so as to ensure that the energy storage component can release the radiant heat energy stored inside to the panel to prolong the heat preservation time of the heat preservation appliance. In addition, the top of the lower case is sealed and connected to the panel, so that the heat transferred to the panel is prevented from dissipating from the gap between the top and the panel. Therefore, the heat conduction efficiency inside the heat preservation appliance is ensured, thereby ensuring the heat preservation capability of the heat preservation appliance.

In one embodiment, the lower shell includes: an inner shell; and an outer shell disposed on the outer periphery of the inner shell; wherein, the upper shell cover is arranged on the upper end surface of the inner shell, and the inner wall surface of the outer shell is used for The upper shell is radially limited. In this embodiment, the upper case cover is arranged on the upper end surface of the inner case, so that the upper case and the inner case can define an energy storage cavity. Thus, the energy storage function of the energy storage component is realized. Then the function of extending the heat preservation time of the heat preservation electric appliance is realized.

In one embodiment, the vertical distance between the upper end surface of the outer casing and the upper end surface of the inner casing is greater than the thickness of the upper casing, and the energy storage assembly further includes a seal, which is arranged on an end of the outer casing beyond the upper casing. In this embodiment, the sealing connection between the lower case and the panel is realized by providing a sealing member to seal the gap between the top of the lower case and the panel. Therefore, the heat conduction efficiency inside the heat preservation appliance is ensured, thereby ensuring the heat preservation capability of the heat preservation appliance.

In one embodiment, an annular sealing groove is opened on the sealing member, and the end of the outer shell beyond the upper shell is embedded in the annular sealing groove.

In one embodiment, the heating element is arranged on the lower end surface of the panel. In this embodiment, the heating element can fully contact the panel, thereby improving the heat conduction efficiency inside the heat preservation appliance, further reducing heat loss and saving energy.

In one embodiment, it further includes a bottom case, the panel cover is arranged on the bottom case, and the energy storage assembly is arranged in the installation cavity defined by the panel and the bottom case. In this embodiment, the bottom case has a protective function, which can prevent the energy storage component from being exposed in the air and damaged by external environmental factors or external forces. Thereby improving the service life of the heat preservation electrical appliance.

In one embodiment, an electric control board is further included, the electric control board is electrically connected with the heating element, and the electric control board is used to control the operation of the heating element. In this embodiment, the start and stop of the heating element can be controlled by operating the electric control board. In this way, it is ensured that the temperature of the thermal insulation appliance reaches the preset thermal insulation temperature value and is kept at this temperature continuously. Then the constant temperature heat preservation function of the heat preservation electric appliance is realized.

In one embodiment, the electric control board is arranged in the bottom case of the thermal insulation appliance and is located outside the energy storage assembly. In this embodiment, the bottom case has a protective function, which can prevent the electric control board from being exposed in the air and damaged by external environmental factors or external forces. Thereby improving the service life of the heat preservation electrical appliance.

The present invention also provides a heat preservation method, which includes:

The heating element generates heat so that the temperature on the panel reaches the preset insulation temperature value;

The heating element continues to generate heat so that the temperature on the panel is always maintained at the preset heat preservation temperature value;

The panel continuously insulates the parts to be insulated placed on it;

The energy storage component absorbs and stores part of the heat generated by the heating element;

The heating element stops heating, and the energy storage component releases the radiant heat energy stored in it to the panel;

The panel continues to continuously insulate the parts to be insulated placed on it.

Compared with the prior art, the present invention has the advantage that the heating element can continue to generate heat, and heat the panel to a preset heat preservation temperature value and keep it continuously at the preset heat preservation temperature value. In this way, the constant temperature and heat preservation function of the heat preservation piece is realized, that is, the heat preservation piece is kept at a preset heat preservation temperature value, so as to ensure that the drinking water inside can be drunk normally. Thereby, the problem of excessively high or low temperature of drinking water in the prior art is avoided.

Description of drawings

Hereinafter, the present invention will be described in more detail based on the embodiments with reference to the accompanying drawings.

Fig. 1 is the main sectional view of the thermal insulation electric appliance in the embodiment of the present invention;

Fig. 2 is an exploded schematic diagram of a three-dimensional structure of a thermal insulation appliance in an embodiment of the present invention;

Fig. 3 is a main sectional view of the energy storage assembly in Fig. 1;

Fig. 4 is the method flowchart of the heat preservation method in the embodiment of the present invention.

Reference signs:

10. Energy storage component; 11. Lower shell; 111. Inner shell; 112. Outer shell; 12. Upper shell; 13. Energy storage cavity; 131. Energy storage medium; 14. Seal; 20. Panel; 21. Lower end surface; 30, heating element; 40, sealed cavity; 50, bottom shell; 60, installation cavity; 70, electric control board.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing.

It should be noted that in this application, the part to be kept warm is a drinking water container, and the heat preservation appliance is used to keep the drinking water in the drinking water container warm. The preset heat preservation temperature value in this application refers to the drinking temperature value of drinking water. Of course, the thermal insulation appliance in this application can also be applied to other fields, and its preset thermal insulation temperature value can be adjusted as required.

As shown in FIGS. 1 and 2 , the present invention provides a thermal insulation appliance, which includes an energy storage component 10 , a panel 20 and a heating element 30 . Wherein, the panel 20 is covered on the energy storage assembly 10 , and the panel 20 is used to place the parts to be kept warm; Wherein, when the heating element 30 generates heat, a part of the heat generated by it is transferred upwards through the panel 20 to the insulation to be kept warm, while the other part of the heat is absorbed downward by the energy storage assembly 10 and stored as radiant heat energy; when the heating element 30 stops When heat is generated, the radiant heat energy stored in the energy storage component 10 is released and transferred upwards through the panel 20 to the insulation to be kept warm. The sealed cavity 40 can limit the heat in the sealed cavity 40, and enhance the efficiency of the energy storage component 10 to absorb heat, which has the effect of reducing The effect of excessive heat dissipation loss. In the above arrangement, the heating element 30 can continue to generate heat, and heat the panel 20 to a preset heat preservation temperature value and keep it at the preset heat preservation temperature value. In this way, the constant temperature and heat preservation function of the heat preservation piece is realized, that is, the heat preservation piece is kept at a preset heat preservation temperature value, so as to ensure that the drinking water inside can be drunk normally. Thereby, the problem of excessively high or low temperature of drinking water in the prior art is avoided.

In addition, when the heating element 30 stops heating, the radiant heat energy stored in the energy storage component 10 is released and passed upward through the panel 20 to the object to be kept warm for heat preservation. In this way, the radiant heat energy can be transferred upwards to the panel 20 , so as to insulate the parts to be insulated placed on the panel 20 . Thereby prolonging the heat preservation time of the heat preservation electric appliance, thereby enhancing the heat preservation ability of the heat preservation electric appliance, and making full use of the heat energy generated by the heating element 30 at the same time, avoiding the waste of heat energy.

Specifically, as shown in FIGS. 1 and 2 , in one embodiment, an energy storage assembly 10 includes a lower shell 11 and an upper shell 12 . Wherein, the upper case 12 is covered on the lower case 11, and the energy storage chamber 13 is defined between the lower case 11 and the upper case 12, and the energy storage chamber 13 is used to hold the energy storage medium 131, and the top of the lower case 11 and the panel 20 Sealed connection.

In the above configuration, the energy storage medium 131 is used to absorb and store heat, so as to ensure that the energy storage component 10 can subsequently release the radiant heat energy stored inside to the panel 20, so as to prolong the heat preservation time of the heat preservation appliance. In addition, the top of the lower shell 11 is sealed and connected to the panel 20 , so that the heat transferred to the panel 20 is prevented from dissipating from the gap between the top and the panel 20 . Therefore, the heat conduction efficiency inside the heat preservation appliance is ensured, thereby ensuring the heat preservation capability of the heat preservation appliance.

Specifically, in one embodiment, the energy storage medium 131 is oil or water.

Specifically, as shown in FIG. 3 , in one embodiment, the lower shell 11 includes an inner shell 111 and an outer shell 112 . Wherein, the outer casing 112 is disposed on the outer periphery of the inner casing 111 ; the upper casing 12 is provided on the upper end surface of the inner casing 111 , and the inner wall surface of the outer casing 112 is used for radially limiting the upper casing 12 .

In the above arrangement, the upper shell 12 is covered on the upper surface of the inner shell 111 , so that the upper shell 12 and the inner shell 111 can define the energy storage chamber 13 . Thus, the energy storage function of the energy storage component 10 is realized. Then the function of extending the heat preservation time of the heat preservation electric appliance is realized.

Specifically, as shown in FIG. 3 , in one embodiment, the inner casing 111 and the outer casing 112 are integrally formed.

Of course, in alternative embodiments not shown in the accompanying drawings of this application, the inner housing 111 and the outer housing 112 may be arranged in a split structure. A sealing member is provided at the junction of the inner casing 111 and the outer casing 112 for sealing connection. This prevents thermal energy from dissipating from the gap between the inner case 111 and the outer case 112 .

Specifically, as shown in FIG. 3 , in one embodiment, the vertical distance between the upper end surface of the outer casing 112 and the upper end surface of the inner casing 111 is greater than the thickness of the upper casing 12, and the energy storage assembly 10 further includes a seal 14, which seals The member 14 is disposed on one end of the outer casing 112 protruding from the upper casing 12 .

In the above arrangement, the sealing connection between the lower case 11 and the panel 20 is realized by setting the sealing member 14 to close the gap between the top of the lower case 11 and the panel 20 . Therefore, the heat conduction efficiency inside the heat preservation appliance is ensured, thereby ensuring the heat preservation capability of the heat preservation appliance.

Of course, in an alternative embodiment not shown in the accompanying drawings of the present application, the top of the lower case 11 and the panel 20 may not be provided with a seal 14 for sealing, but may be directly attached to each other, and sealed in the form of surface-to-surface sealing or line-to-surface sealing .

Specifically, as shown in FIG. 1 and FIG. 2 , in one embodiment, an annular sealing groove is formed on the sealing member 14 , and an end of the outer casing 112 protruding from the upper shell 12 is embedded in the annular sealing groove.

Specifically, as shown in FIG. 1 , in one embodiment, the sealing member 14 is a rubber sealing ring.

Of course, in alternative embodiments not shown in the accompanying drawings of this application, the sealing member 14 may also be sealed with a metal sealing member or a combination.

Specifically, as shown in FIGS. 1 and 2 , in one embodiment, the heating element 30 is disposed on the lower end surface 21 of the panel 20 .

In the above arrangement, the heating element 30 can fully contact the panel 20, thereby improving the heat conduction efficiency inside the heat preservation appliance, thereby reducing heat loss and saving energy.

Specifically, as shown in FIGS. 1 and 2 , in one embodiment, the heating element 30 is completely attached to the lower end surface 21 of the panel 20 .

Of course, in alternative embodiments not shown in the drawings of this application, the heating element 30 may also be directly disposed on the upper end surface of the upper shell 12 .

Specifically, as shown in FIG. 1 and FIG. 2 , in one embodiment, the heating element 30 adopts a sheet structure.

Of course, in alternative embodiments not shown in the accompanying drawings of this application, the heating element 30 may be a heating copper tube or a heating resistance wire.

Specifically, as shown in FIGS. 1 and 2 , in one embodiment, the thermal insulation appliance further includes a bottom case 50 , the panel 20 is covered on the bottom case 50 , and the energy storage assembly 10 is arranged on the boundary between the panel 20 and the bottom case 50 . Inside the installation cavity 60.

In the above arrangement, the bottom case 50 has a protective function, which can prevent the energy storage assembly 10 from being exposed in the air and being damaged by external environmental factors or external forces. Thereby improving the service life of the heat preservation electrical appliance.

Specifically, as shown in Fig. 1 and Fig. 2, in one embodiment, the thermal insulation appliance also includes an electric control board 70, which is electrically connected to the heating element 30, and the electric control board 70 is used to control the heating operation of the heating element 30. .

In the above arrangement, the start and stop of the heating element 30 can be controlled by operating the electric control board 70 . In this way, it is ensured that the temperature of the thermal insulation appliance reaches the preset thermal insulation temperature value and is kept at this temperature value continuously. Then the constant temperature heat preservation function of the heat preservation electric appliance is realized.

Specifically, as shown in FIG. 1 and FIG. 2 , in one embodiment, the electric control board 70 is disposed in the bottom case 50 of the thermal insulation appliance.

In the above configuration, the bottom case 50 has a protective function, which can prevent the electric control board 70 from being exposed in the air and being damaged by external environmental factors or external forces. Thereby improving the service life of the heat preservation electrical appliance.

Specifically, as shown in FIGS. 1 and 2 , in one embodiment, the electric control board 70 is disposed outside the energy storage assembly 10 .

In the above arrangement, while the energy storage chamber 13 blocks and absorbs part of the heat generated by the heating element 30, it can effectively reduce the influence of radiant heat energy on the electronic components on the electric control board 70, thereby reducing the "temperature rise" and further improving The safety performance and pass rate of safety regulations of thermal insulation appliances have been ensured.

A more complete embodiment of the thermal insulation appliance in this application is described below in conjunction with Figures 1 to 3:

The present invention provides a thermal insulation appliance, which includes a panel 20, a heating element 30, a sealing ring (seal 14), an energy storage chamber 13, an electric control board 70, a bottom case 50, and the like.

Specifically, the panel 20 is the exterior surface of the thermal insulation appliance, and the upper part of the panel 20 can place containers or other objects (pieces to be thermally insulated) that require thermal insulation and heating.

Specifically, the heating element 30 provides thermal energy under the control of the electric control board 70 , and is closely attached to the panel 20 .

Specifically, the sealing ring is mounted on the energy storage chamber 13 and closely fits with the panel 20 and the energy storage chamber 13 to form a seal.

Specifically, the energy storage medium 131 can be built in the hollow cavity, and the energy storage medium 131 is not limited to liquids such as water and oil. The energy storage medium 131 plays a role of absorbing and releasing heat energy.

Specifically, after the upper shell 12 and the lower shell 11 are assembled, the outer edge of the energy storage assembly 10 is higher than the surface of the upper shell, forming a stepped structure. This stepped structure accommodates the heating element 30 when the whole machine is assembled. At the same time, it can facilitate the installation of the sealing ring.

Specifically, after the energy storage chamber 13 is formed into an assembly, it is assembled inside the heat preservation appliance, and is bonded to the panel 20 through a sealing ring, and is sealed with the panel 20 through a sealing ring to prevent heat from escaping.

Specifically, when the heat preservation appliance is powered on, part of the heat from the heating element 30 is transmitted upwards to the container to heat the water body, and the other part of the heat is simultaneously absorbed and stored by the energy storage medium 131 in the energy storage chamber 13 downwards. When the heating body 30 stops heating, the radiant heat energy in the energy storage chamber 13 is dissipated and reversely conducted to the panel 20, ensuring or prolonging the constant temperature state of the water body.

Specifically, while the energy storage chamber 13 isolates and absorbs part of the heat generated by the heating element, it can effectively reduce the impact of heat energy on the electronic components on the electric control board, reduce the "temperature rise", and improve the safety performance and safety regulations of the heat preservation electrical appliances. pass rate.

As shown in Figure 4, the present invention also provides a heat preservation method, which adopts the above-mentioned heat preservation appliance, comprising the following steps:

The heating element generates heat so that the temperature on the panel reaches the preset insulation temperature value;

The heating element continues to generate heat so that the temperature on the panel is always maintained at the preset heat preservation temperature value;

The panel continuously insulates the parts to be insulated placed on it;

The energy storage component absorbs and stores part of the heat generated by the heating element;

The heating element stops heating, and the energy storage component releases the radiant heat energy stored in it to the panel;

The panel continues to continuously insulate the parts to be insulated placed on it.

According to the above steps, when the heating element 30 stops heating, the radiant heat energy stored in the energy storage component 10 is released and passed upward through the panel 20 to the object to be kept warm for heat preservation. In this way, the radiant heat energy can be transferred upwards to the panel 20 , so as to insulate the parts to be insulated placed on the panel 20 . Thereby prolonging the heat preservation time of the heat preservation electric appliance, thereby enhancing the heat preservation ability of the heat preservation electric appliance, and making full use of the heat energy generated by the heating element 30 at the same time, avoiding the waste of heat energy.

It should be noted that in this application, the thermal insulation appliance has a built-in energy storage cavity 13, and the energy storage cavity 13 absorbs and stores part of the heat when the heating element 30 is heated. When the heating element 30 stops heating, the radiant heat energy in the energy storage chamber 13 is reversely conducted back to ensure or prolong the constant temperature state of the water body. The energy storage chamber 13 not only blocks and absorbs part of the heat generated by the heating element, but also effectively reduces the influence of thermal energy radiation on the electronic components on the electric control board 70, reduces "temperature rise", and improves the safety performance of the thermal insulation appliance.

The thermal insulation appliances in this application have the following characteristics:

1. Thermal insulation appliances that can provide a suitable constant temperature state;

2. The built-in energy storage cavity meets the requirements of energy storage and energy saving;

3. The energy storage chamber is partitioned to absorb heat energy and improve the safety performance of thermal insulation appliances.

It can be seen from the description of specific embodiments of the present application that the heating element can continue to generate heat, and heat the panel to a preset heat preservation temperature value and keep it continuously at the preset heat preservation temperature value. In this way, the constant temperature and heat preservation function of the heat preservation piece is realized, that is, the heat preservation piece is kept at a preset heat preservation temperature value, so as to ensure that the drinking water inside can be drunk normally. Thereby, the problem of excessively high or low temperature of drinking water in the prior art is avoided. In addition, when the heating body stops heating, the radiant heat energy stored in the energy storage component is released and transferred upwards through the panel to the parts to be kept warm for heat preservation. In this way, the radiant heat energy can be transferred upwards to the panel to insulate the parts to be insulated placed on the panel. Thereby prolonging the heat preservation time of the heat preservation electric appliance, thereby enhancing the heat preservation ability of the heat preservation electric appliance, and at the same time making full use of the heat energy generated by the heating element, avoiding the waste of heat energy.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for parts thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the technical features mentioned in the various embodiments can be combined in any manner. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims (10)

1. An insulated electrical appliance, comprising:

an energy storage assembly; and

the panel is covered on the energy storage assembly and used for placing a piece to be insulated; and

the heating body is arranged in a sealed cavity defined by the energy storage assembly and the panel;

when the heating body generates heat, one part of heat generated by the heating body is upwards transferred to the piece to be insulated through the panel for insulation, and meanwhile, the other part of heat is absorbed by the energy storage assembly and stored as radiation heat energy; when the heat-generating body stops generating heat, the storage in the energy storage subassembly the radiation heat energy release and upwards the warp the panel transmits extremely treat that the heat preservation piece keeps warm, sealed chamber is used for reducing the heat gives off the loss.

2. The thermal insulating electrical appliance according to claim 1, characterized in that said energy storage assembly comprises:

a lower case; and

the upper shell is covered on the lower shell;

an energy storage cavity is defined between the lower shell and the upper shell and used for containing energy storage media, and the top of the lower shell is connected with the panel in a sealing mode.

3. The thermal insulating appliance according to claim 2, characterized in that said lower casing comprises:

an inner housing; and

an outer case disposed on an outer periphery of the inner case;

the upper shell cover is arranged on the upper end face of the inner shell, and the inner wall face of the outer shell is used for radially limiting the upper shell.

4. The thermal insulating apparatus of claim 3, wherein a vertical distance between an upper end surface of the outer housing and an upper end surface of the inner housing is greater than a thickness of the upper housing, and the energy storage assembly further comprises a sealing member disposed at an end of the outer housing beyond the upper housing.

5. The heat-insulating electric appliance according to claim 4, wherein the sealing member is provided with an annular sealing groove, and one end of the outer housing, which exceeds the upper housing, is embedded in the annular sealing groove.

6. The heat-insulating electric appliance according to claim 1, wherein the heat-generating body is provided on a lower end face of the panel.

7. The thermal insulating electrical appliance according to claim 1, further comprising a bottom case, wherein the panel is covered on the bottom case, and the energy storage assembly is disposed in a mounting cavity defined by the panel and the bottom case.

8. The heat-insulating electric appliance according to claim 1, further comprising an electric control board, wherein the electric control board is electrically connected with the heating body, and the electric control board is used for controlling the heating body to work.

9. The thermal insulating apparatus according to claim 8, wherein the electric control board is disposed in a bottom case of the thermal insulating apparatus and outside the energy storage assembly.

10. A method of maintaining temperature, comprising:

the heating body heats to enable the temperature on the panel to reach a preset heat preservation temperature value;

the heating body continuously heats to enable the temperature on the panel to be kept at the preset heat preservation temperature value all the time;

the panel continuously keeps the temperature of the piece to be kept on the panel;

the energy storage assembly absorbs and stores part of heat generated by the heating body;

the heating body stops heating, and the energy storage assembly releases the radiation heat energy stored in the energy storage assembly to the panel;

the panel continues to continuously insulate the piece to be insulated placed thereon.

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