CN212972705U

CN212972705U - Liquid heating container

Info

Publication number: CN212972705U
Application number: CN202021662616.2U
Authority: CN
Inventors: 黄小承; 李建; 王国栋
Original assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Current assignee: Zhejiang Shaoxing Supor Domestic Electrical Appliance Co Ltd
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2021-04-16
Anticipated expiration: 2030-08-11

Abstract

The application relates to the technical field of kitchen appliances, and provides a liquid heating container which comprises a liquid heating container body, a filtering piece and a thermosensitive driving piece, wherein the liquid heating container body comprises a kettle body, a filtering piece and a thermosensitive driving piece; the filtering piece is arranged inside the kettle body; the heat-sensitive driving piece is in transmission connection with the filtering piece and can stretch out and draw back to drive the filtering piece to move up and down in the kettle body; wherein, the heat-sensitive driving piece can correspondingly elongate or contract when the temperature of the heat-sensitive driving piece is increased or reduced. The liquid heating container does not need to adopt a transmission mechanism, and the heat-sensitive driving piece can stretch along with the temperature change to drive the filtering piece to move up and down in the kettle body, so that the liquid heating container has the advantages of simple structure and convenience in use.

Description

Liquid heating container

Technical Field

The application relates to the technical field of kitchen appliances, in particular to a liquid heating container.

Background

The tea making pot is a common liquid heating container in daily life, generally comprises a pot body and a filtering device arranged in the pot body, wherein the filtering device can move up and down in the pot body to realize the water inlet soaking and the water outlet filtering of tea.

In the prior art, some teapots adopt a motor to electrically control and drive the filter device to move up and down in the pot body, some teapots adopt a pull rod to manually drive the filter device to move up and down in the pot body, and the rest teapots rely on the lifting force of water in the pot body during boiling to drive the filter device to move up and down in the pot body. But no matter which of the above three driving modes is adopted by the filtering device, a complex transmission mechanism is needed to be matched when the filtering device is lifted in the kettle body, so that the whole structure of the tea making kettle is complex.

In view of the above, there is a need for a novel teapot with simple structure, convenient use and lifting and filtering functions.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a liquid heating container, which is used to solve the problem of complicated structure of the teapot with lifting and filtering functions in the prior art.

The liquid heating container provided by the application comprises a kettle body, a filtering piece and a thermosensitive driving piece;

the filter element is arranged inside the kettle body;

the heat-sensitive driving piece is in transmission connection with the filtering piece and can stretch out and draw back to drive the filtering piece to move up and down in the kettle body;

wherein, the heat-sensitive driving piece can correspondingly elongate or contract when the temperature of the heat-sensitive driving piece increases or decreases.

When the liquid heating container is used as a tea making pot, when the pot body heats and boils water to the boiling state or before the boiling state, the temperature of the heat-sensitive driving piece can be raised under the action of high-temperature water and vapor, and the heat-sensitive driving piece can extend, so that the filtering piece can be driven to descend in the pot body and be immersed in the water for boiling; when the kettle body stops heating and the water temperature is cooled to a certain temperature, the thermosensitive driving piece is cooled and shrinks, and then the filtering piece can be driven to rise in the kettle body to filter the water. The liquid heating container does not need to adopt a transmission mechanism, and drives the filtering piece to move up and down in the kettle body by the characteristic that the thermosensitive driving piece can stretch along with the temperature change, so that the liquid heating container has the advantages of simple structure and convenience in use.

In one possible design, the heat-sensitive drive comprises a telescopic core and a telescopic tube;

the telescopic core is arranged in the kettle body along the height direction and can correspondingly extend or contract when the temperature of the telescopic core is increased or reduced;

the telescopic pipe is sleeved outside the telescopic core in a sealing manner and can extend or contract synchronously along with the telescopic core.

Like this when flexible core is flexible at self temperature variation, flexible core can be synchronous extend thereupon or shrink, and flexible core and tea direct contact can be avoided to flexible moreover to avoid the problem of tea stain, rust spot to appear on flexible core surface.

In one possible design, the telescopic core is made of a memory metal and the transformation temperature of the memory metal is between 85 ℃ and 95 ℃.

The temperature variation range of the telescopic core can adapt to the soaking temperature and the soaking time of most of tea leaves, when water in the kettle body is heated to be close to boiling, the telescopic core can extend to drive the filter piece to be soaked in water, when the water temperature in the kettle body is cooled and reduced, the telescopic core can be shortened to drive the filter piece to rise out of the water, and the memory metal has the advantages of large bending amount, high plasticity and capability of completely recovering the former shape below the metamorphosis temperature range.

In one possible design, the telescopic core is arranged in a strip or sheet shape and is spirally arranged along the height direction.

Like this when filtering the length of deciding, when flexible core is heated the deformation extension or the cooling shortens moreover, flexible core can produce great displacement deformation in the direction of height, can drive and filter the elevating movement by a relatively large margin in the inside of the kettle body, and spring column structure makes the production simple process of flexible core simultaneously, and is with low costs.

In one possible design, the telescopic tube is a corrugated hose.

The telescopic pipe is arranged into the corrugated hose, and has the advantages of good flexibility, capability of being stretched along the axis of the telescopic pipe, and capability of being bent along each direction and being stretched and bent.

In one possible design, the inner wall of the bellows is provided with a helical groove for mounting the telescopic core.

When the spiral filament strip-shaped telescopic core is arranged in the corrugated hose, the telescopic core can be fixed with the inner wall clamping piece of the corrugated hose, so that the corrugated hose can be better stretched synchronously along with the telescopic core and is more stable.

In one possible design, the kettle body comprises a kettle body and a kettle cover covering the opening of the kettle body;

one end of the thermosensitive driving piece is a first connecting end, and the other end of the thermosensitive driving piece is a connecting end;

the first connecting end is fixedly connected to one side of the kettle cover, which faces the kettle body in an inserting manner;

the connecting end is connected with the filter piece.

Therefore, when the kettle cover is taken down from the opening of the kettle body, the thermosensitive driving piece and the filtering piece can be taken out of the kettle body along with the thermosensitive driving piece and the filtering piece, the daily cleaning and maintenance are convenient, the structure complexity inside the kettle body cannot be increased, and the capacity of the kettle body cannot be influenced.

In one possible design, a side of the kettle cover facing the kettle body is provided with a recessed hole for inserting the first connecting end;

the heat-sensitive driving piece is connected with the kettle cover in a mode that the first connecting end is inserted into the sunken hole.

The heat-sensitive driving piece is connected with the kettle cover in a plug-in mounting mode, and the kettle cover has the advantages of simple structure and stable connection.

In one possible design, the connecting end is provided with a threaded hole and the filter element is provided with a threaded head;

the thermosensitive driving piece is detachably connected with the filtering piece in a mode that the threaded head is inserted into the threaded hole in a threaded mode.

Connect the mode of screw dress with heat-sensitive driving piece and filtration piece, have simple structure, be convenient for heat-sensitive driving piece and the advantage of filtering the dismouting of piece.

In one possible design, the filter element comprises a filter basket and a filter cover which can be detachably covered on the filter basket;

the second connecting end is connected to the filter cover.

Therefore, after the food materials to be cooked are filled in the filter basket, the food materials can be covered by the filter cover, so that the food materials are prevented from overflowing from the filter basket under the action of the lifting force of the boiling water in the cooking process; when food materials need to be added again, the filter basket is directly taken down from the filter cover without disconnecting the thermosensitive driving piece and the filter cover.

Additional features and advantages of embodiments of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of embodiments of the present application. The objectives and other advantages of the embodiments of the application will be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

FIG. 1 is a cross-sectional view of a liquid heating vessel provided by an embodiment of the present application in a brew state;

FIG. 2 is a cross-sectional view of a liquid heating vessel provided in accordance with an embodiment of the present application in a filtered state;

fig. 3 is an exploded view of the structure of a liquid heating vessel according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a portion of a liquid heating vessel according to an embodiment of the present disclosure;

fig. 5 is an exploded view of a heat sensitive driving member in a liquid heating container according to an embodiment of the present application.

Reference numerals:

1-a pot body;

11-a kettle body;

12-pot lid;

121-recessed holes;

2-a filter element;

21-a filter basket;

22-a filter cover;

3-a thermally sensitive drive;

31-a telescopic core;

32-telescoping tubes;

33-a first connection end;

34-second connection end.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

For better understanding of the technical solutions of the present application, the following detailed descriptions of the embodiments of the present application are provided with reference to the accompanying drawings.

It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

Next, a specific example of the structure of the liquid heating container according to the embodiment of the present application will be described.

As shown in fig. 1 and 2, the embodiment of the application provides a liquid heating container, which comprises a liquid heating container, a kettle body 1, a filter element 2 and a heat-sensitive driving element 3; the filtering piece 2 is arranged inside the pot body 1; the heat-sensitive driving piece 3 is in transmission connection with the filtering piece 2 and can stretch out and draw back to drive the filtering piece 2 to move up and down in the kettle body 1; wherein, when the temperature of the heat-sensitive driving piece 3 is increased or decreased, the heat-sensitive driving piece can correspondingly extend or contract.

When the liquid heating container is used as a tea making pot, when the pot body 1 is heated and boiled before or when water is boiled, the temperature-sensitive driving piece 3 can be heated under the action of high-temperature steam and can extend, and the filtering piece 2 can be driven to descend in the pot body 1 and be immersed in the water for boiling; when the kettle body 1 stops heating and the water temperature is cooled to a certain temperature, the temperature-sensitive driving part 3 is cooled and contracts, and then the filtering part 2 can be driven to lift in the kettle body 1 to filter the water.

Compared with the tea making pot with the filtering device driven by the motor to do lifting motion by electric control, manual stretching or boiling water lifting force in the prior art, the liquid heating container does not need to adopt a transmission mechanism, and drives the filtering piece 2 to do lifting motion in the pot body 1 by depending on the characteristic that the thermosensitive driving piece 3 can stretch out and draw back along with the temperature change, so that the tea making pot has the advantages of simple structure and convenience in use.

In addition, the liquid heating container can also be used as a health preserving kettle or other water boiling appliances with lifting and filtering functions.

In an alternative of this embodiment, the heat-sensitive driving member 3 includes a telescopic core 31 and a telescopic tube 32; the telescopic core 31 is arranged inside the kettle body 1 along the height direction, and the telescopic core 31 can correspondingly extend or contract when the temperature of the telescopic core 31 is increased or reduced; the telescopic tube 32 is hermetically sleeved outside the telescopic core 31 and can synchronously extend or contract along with the telescopic core 31.

Specifically, as shown in fig. 5, the heat-sensitive driving member 3 is provided as a telescopic core 31 and a telescopic pipe 32, and the telescopic pipe 32 is hermetically sealed and arranged outside the telescopic core 31, so that when the telescopic core 31 is telescopic due to temperature change, the telescopic core 31 can be synchronously extended or contracted, and the telescopic pipe 32 can avoid direct contact between the telescopic core 31 and tea water, thereby avoiding the problems of tea stain and rusty spot on the surface of the telescopic core 31.

It should be noted that the above-mentioned extension tube 32 can be formed by sleeving a plurality of sub-tubes, and when the extension tube is contracted, the adjacent sub-tubes are contracted, or the extension tube 32 can be formed by integrating an elastic material with good ductility, and when the extension tube is contracted, the tube body is elastically deformed.

In an alternative of this embodiment, the telescopic core 31 is made of a memory metal, and the transformation temperature of the memory metal is between 85 ℃ and 95 ℃.

The memory metal can restore the special property of the original macroscopic shape in another temperature range after being subjected to plastic deformation in a certain temperature range, has the advantages of large bending amount, high plasticity and capability of completely restoring the original shape below the metamorphosis temperature range, and is an excellent material used as a thermosensitive deformation piece.

Transformation temperature of memory metal (also called M)_STemperature) means that the crystal structure of the memory metal material changes significantly above and below the transformation temperature. The metamorphosis temperature of the telescopic core 31 is set between 85 ℃ and 95 ℃, so that the metamorphosis temperature range of the telescopic core 31 can adapt to the soaking temperature and the soaking time of most of tea leaves, the telescopic core 31 can timely drive the filter piece 2 to be soaked in water, and the filter piece 2 can be timely driven to be filtered out of the water. When the telescopic core 3When the metamorphosis temperature of 1 is lower than 85 ℃, the telescopic core 31 can drive the filter element 2 to be immersed in water when the water temperature is heated to be lower, so that the tea leaves can be immersed for too long time and have bitter taste; when the metamorphosis temperature of flexible core 31 selects to establish and is higher than 95 ℃, flexible core 31 just can drive when the temperature heats to higher and filter 2 and soak in water, can lead to the soak time of tealeaves too short, can lead to the taste of tealeaves to be slightly thin.

Therefore, the transformation temperature range of the telescopic core 31 is set between 85 ℃ and 95 ℃, for example, 85 ℃, 87 ℃, 89 ℃, 91 ℃, 93 ℃ and 95 ℃ and the like, so that when the water in the pot body 1 is heated to the transformation temperature of the memory metal wire 31, the telescopic core 31 can extend to drive the filter element 2 to be immersed in the water, and when the water temperature in the pot body 1 is cooled to be lower than the transformation temperature, the telescopic core 31 can shorten to drive the filter element 2 to be lifted out of the water.

The memory metal can be selected from but not limited to CuZnAl, CuAlNi, CuZn and other memory alloy materials.

Of course, the telescopic core 31 may be made of some other material, for example, some non-metallic material with a high thermal expansion coefficient, and the functions of expanding by heating and contracting by cooling of the telescopic core 31 may also be achieved.

In an alternative of this embodiment, the telescopic core 31 is provided in a filament shape or a sheet shape and spirally provided in the height direction.

Specifically, as shown in fig. 5, set up into the filament strip or the slice of following the direction of height spiral with flexible core 31, flexible core 31 is similar to a spring this moment, like this when filter 2 in the splendid attire tealeaves or other edible material after, flexible core 31 can be extended certain length under the effect of gravity adaptively, and when flexible core 31 is heated deformation extension or cooling and shortens, flexible core 31 can produce great displacement deformation in the direction of height, can drive filter 2 the more elevating movement by a wide margin in the inside of the kettle body 1.

In an alternative of this embodiment, the bellows 32 is a bellows hose.

Specifically, as shown in fig. 5, the corrugated hose is a common telescopic pipe in daily life, for example, a drain pipe in a washing machine is the corrugated hose, the corrugated hose can be stretched along the axis of the corrugated hose and can be bent along all directions, and the telescopic pipe 32 is configured as the corrugated hose, which has the advantages of good flexibility and telescopic bending.

Of course, the above-mentioned telescopic tube 32 may be provided as a tube body having another structure, for example, a telescopic tube in which a plurality of tube sections are sleeved with each other may be provided as long as it can be synchronously stretched with the telescopic core 31.

It should be noted that, because the extension tube 32 of the liquid heating container is arranged inside the kettle body 1 and can be immersed into water together with the filter element 2, the material for manufacturing the extension tube 32 must be a food-safe material with good heat resistance and stability and no toxicity.

In an alternative of this embodiment, the inner wall of the bellows is provided with a helical groove for mounting the telescopic core 31.

The inner wall of the corrugated hose is provided with the spiral groove for installing the telescopic core 31, so that when the spiral filament-shaped telescopic core 31 is installed in the corrugated hose, the telescopic core 31 can be fixedly clamped with the inner wall of the corrugated hose, and the corrugated hose can be better stretched synchronously along with the telescopic core 31.

In the alternative of the embodiment, the kettle body 1 comprises a kettle body 11 and a kettle cover 12 covering the opening of the kettle body 11; the heat-sensitive driving member 3 includes a first connecting end 33 and a second connecting end 34; wherein, the first connection end 33 is fixed on one side of the kettle cover 12 facing the kettle body 11 in an inserting manner; the second connection end 34 is connected to the filter element 2.

Specifically, as shown in fig. 3 and 4, the first connecting end 33 of the thermal driving member 3 is inserted and fixed to one side of the pot lid 12 facing the pot body 11, and the second connecting end 34 of the thermal driving member 3 is connected to the filtering member 2, so that when the pot lid 12 is taken down from the opening of the pot body 11, the thermal driving member 3 and the filtering member 2 can be taken out of the pot body 11, which is convenient for daily cleaning and maintenance, and the structure complexity inside the pot body 11 cannot be increased, and the capacity of the pot body 11 cannot be affected.

In the alternative of this embodiment, the side of the kettle lid 12 facing the kettle body 11 is provided with a recessed hole 121 for inserting the first connection end 33; the heat-sensitive driving member 3 is connected to the kettle lid 12 by inserting the first connecting end 33 into the recess hole 121.

Specifically, as shown in fig. 1 and 4, when the pot lid 12 is manufactured by injection molding, the first connection end 33 of the heat-sensitive driving member 3 can be directly fixed in the molding of the pot lid 12, the first connection end 33 is directly used as a male die of the recessed hole 121 in the process, and the fixing of the pot lid 12 and the first connection end 33 of the heat-sensitive driving member 3 can be directly realized after the injection molding of the pot lid 12 is completed; of course, the first connection end 33 of the heat-sensitive driving member 3 and the recessed hole 121 of the pot lid 12 may be detachably connected, for example, an external thread is provided on the outer circumferential wall of the first connection end 33, an internal thread is provided on the inner circumferential wall of the recessed hole 121, and the detachable insertion of the first connection end 33 and the recessed hole 121 can be realized by screwing the external thread and the internal thread.

The connection mode of the thermosensitive driving piece 3 and the kettle cover 12 has the advantages of simple structure and stable connection.

In an alternative of this embodiment, the second connection end 34 is provided with a threaded hole and the filter element 2 is provided with a threaded head; the heat-sensitive driving piece 3 is detachably connected with the filtering piece 2 in a mode that a thread head is screwed into a threaded hole.

Specifically, as shown in fig. 1, set up the screw hole at second link 34 of heat-sensitive driving piece 3, set up the thread head on filtering piece 2, can realize through the mode that the thread hole was gone into in the thread head spiro union that heat-sensitive driving piece 3 can be dismantled with filtering piece 2 and be connected, have simple structure, the advantage of being convenient for heat-sensitive driving piece 3 and the dismouting of filtering piece 2.

In an alternative of this embodiment, the filter member 2 includes a filter basket 21 and a filter cover 22 detachably covering the filter basket 21; the second connection end 34 is connected to the filter cap 22.

Specifically, as shown in fig. 4, the filtering element 2 is configured to be a filtering basket 21 and a filtering cover 22 detachably covering the filtering basket 21, the covering modes of the filtering basket 21 and the filtering cover 22 are not limited to threaded connection, clamping connection and the like, so that after the food material to be brewed is filled in the filtering basket 21, the filtering cover 22 can be covered, the food material can be prevented from overflowing from the filtering basket 21 under the lifting force action of boiling water in the brewing process, and when the food material needs to be added again, the filtering basket 21 can be directly taken down from the filtering cover 22 without disconnecting the connection between the thermosensitive driving element 3 and the filtering cover 22.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A liquid heating vessel, comprising:

a pot body (1);

a filter element (2) arranged inside the pot body (1);

the heat-sensitive driving piece (3) is in transmission connection with the filtering piece (2) and can stretch out and draw back to drive the filtering piece (2) to move up and down in the kettle body (1);

wherein, the heat-sensitive driving piece (3) can correspondingly elongate or contract when the temperature of the heat-sensitive driving piece increases or decreases.

2. A liquid heating vessel as claimed in claim 1, wherein said thermally sensitive drive member (3) comprises:

the telescopic core (31) is arranged in the kettle body (1) along the height direction, and the telescopic core (31) can correspondingly extend or contract when the temperature of the telescopic core per se is increased or reduced;

and the telescopic pipe (32) is hermetically sleeved outside the telescopic core (31) and can synchronously extend or contract along with the telescopic core (31).

3. A liquid heating vessel according to claim 2, wherein said telescopic core (31) is made of a memory metal and the transformation temperature of said memory metal is between 85 ℃ and 95 ℃.

4. A liquid heating vessel according to claim 2, wherein said telescopic core (31) is provided in a filament or sheet shape and spirally arranged in a height direction.

5. A liquid heating vessel as claimed in claim 4, wherein said telescopic tube (32) is a corrugated hose.

6. A liquid heating vessel according to claim 5, wherein the inner wall of the corrugated hose is provided with helical grooves for mounting the telescopic core (31).

7. A liquid heating vessel as claimed in claim 1, wherein said kettle body (1) comprises a kettle body (11) and a kettle lid (12) covering the opening of said kettle body (11);

the heat-sensitive driving piece (3) comprises a first connecting end (33) and a second connecting end (34);

the first connecting end (33) is connected to one side of the kettle cover (12) facing the kettle body (11);

the second connection end (34) is connected to the filter element (2).

8. The liquid heating vessel as claimed in claim 7, characterized in that the side of the lid (12) facing the vessel body (11) is provided with a recessed hole (121) for inserting the first connection end (33);

the heat-sensitive driving piece (3) is connected with the kettle cover (12) in a mode that the first connecting end (33) is inserted into the recessed hole (121).

9. A liquid heating vessel as claimed in claim 7, wherein said connecting end (34) is provided with a threaded hole and said filter element (2) is provided with a threaded head;

the thermosensitive driving piece (3) is detachably connected with the filtering piece (2) in a mode that the threaded head is inserted into the threaded hole in a threaded manner.

10. A liquid heating vessel as claimed in claim 7, wherein said filter element (2) comprises a filter basket (21) and a filter lid (22) removably covering said filter basket (21);

the second connection end (34) is connected to the filter cover (22).