CN218942869U

CN218942869U - Electric heating kettle

Info

Publication number: CN218942869U
Application number: CN202223059363.1U
Authority: CN
Inventors: 朱泽春; 孙立刚
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-02
Anticipated expiration: 2032-11-17

Abstract

The application discloses electric kettle, including kettle body subassembly and base, kettle body subassembly with during base coupling connection, the base is right kettle body subassembly heating, kettle body subassembly includes the glass kettle body and locates the heating plate subassembly of glass kettle body bottom, the heating plate subassembly includes the heating plate body and locates heating tube and the last connector on the heating plate body, the heating tube centers on the edge setting of heating plate body, the both ends of heating tube are overlapped by inside-out part and inboard formation heating tube inner chamber, go up the connector set up in the heating tube inner chamber, the base be equipped with go up the lower connector of connector adaptation. The electric kettle of this application, the heating tube inner chamber that the heating tube encloses to close and forms has great space, for arranging devices such as connector and provide the condition to the heating tube sets up around the edge of heating plate body, and the range of arrangement of heating tube is big, can realize the heating of glass kettle body bottom on a large scale, improves heating efficiency.

Description

Electric heating kettle

Technical Field

The utility model relates to the field of household appliances, in particular to an electric kettle.

Background

Along with the improvement of living standard, the demands of people for health preserving kettles are continuously expanding. At present, most of health preserving kettles on the market are composed of a kettle body assembly and a power supply base assembly, and the kettle body assembly and the power supply base assembly are connected through a coupler. Generally, a heating plate is arranged in the kettle body assembly, a heating pipe is welded on the heating plate, heat is generated through the heating pipe, and energy input to liquid in the health preserving kettle is achieved.

In the related patent, as in patent CN200920056727.6, a scheme with partial overlapping at the cold needle end is disclosed, however, because the space formed by surrounding the heating tube is smaller, the heating tube is unfavorable for being directly applied to the health care kettle, and the layout of components and devices cannot be satisfied in the space formed by surrounding the heating tube. The patent CN201721813065.3 provides a further application case based on the above scheme, but is limited by the small internal space, only small snap-action temperature controllers, fuses, etc. can be arranged, and the application cost is high.

Disclosure of Invention

In order to solve one or more technical problems in the prior art, or at least to provide an advantageous choice, the utility model provides an electric kettle, which optimizes the layout of heating plate components while guaranteeing the heating efficiency of the body so as to improve the space utilization and promote the compact layout.

The utility model discloses an electric kettle, which comprises a kettle body component and a base, wherein when the kettle body component is coupled with the base, the base heats the kettle body component, the kettle body component comprises a glass kettle body and a heating plate component arranged at the bottom of the glass kettle body, the heating plate component comprises a heating plate body, a heating pipe and an upper connector, the heating pipe is arranged around the edge of the heating plate body, two ends of the heating pipe are partially overlapped from inside to outside and form a heating pipe inner cavity at the inner side, the upper connector is arranged in the heating pipe inner cavity, and the base is provided with a lower connector matched with the upper connector.

The electric kettle of the utility model has the following additional technical characteristics:

the overlapped two ends of the heating tube are mutually abutted to form a closed heating tube inner cavity.

The heating plate assembly further comprises a temperature sensor which is arranged in the heating tube inner cavity and is separated from the upper connector.

The temperature sensing end of the temperature sensor extends upwards to extend out of the heating disc body.

The heating plate body comprises a supporting chassis and an aluminum plate arranged at the bottom of the supporting chassis, wherein the aluminum plate is provided with a mounting hole, the upper connector is provided with a screw column matched with the mounting hole, and screws sequentially penetrate into the screw column and the mounting hole to fix the upper connector and the heating plate body.

The aluminum plate is further provided with an avoidance port, and the upper end of the temperature sensor penetrates through the avoidance port and is fixed with the supporting chassis.

The lower end of the temperature sensor is provided with a fastening nut so as to press the temperature sensor on the supporting chassis; and a sealing gasket is arranged between the temperature sensor and the supporting chassis.

The temperature sensing end of the temperature sensor is abutted against the bottom of the heating disc body.

The kettle body assembly further comprises a bottom cover, and the bottom cover and the heating plate assembly are fixed through a connecting piece, so that the bottom cover tightly presses the heating plate assembly to the bottom of the glass kettle body.

The connecting piece is a bolt, the bottom cover is provided with a first threaded hole, and the heating disc assembly is provided with a second threaded hole corresponding to the first threaded hole; and a sealing ring is arranged between the glass kettle body and the heating disc component.

By adopting the technical scheme, the utility model has the following beneficial effects:

1. the utility model provides an electric kettle, the heating tube inner chamber that the heating tube encloses to close and forms has great space, for arranging the structure such as connector and provide the condition to the heating tube is around the edge setting of heating plate body, and the range of arrangement of heating tube is big, is favorable to providing extensive heating for glass kettle body bottom, improves heating efficiency, and, goes up the connector and arranges in the heating tube inner chamber, can improve the compactification overall arrangement through reasonable overall arrangement, improves space utilization.

2. As a preferred embodiment, two overlapping ends of the heating tube are abutted against each other to form a closed heating tube inner cavity; therefore, no gap exists between the two overlapped ends of the heating tube, and the space of the inner cavity of the heating tube can be further increased so as to lay out more components.

3. As a preferred embodiment, the heat-generating plate assembly further comprises a temperature sensor disposed in the heat-generating tube lumen and spaced apart from the upper connector; based on the fact that the inner cavity of the heating tube has enough space, a plurality of components such as a connector, a temperature sensor and the like can be arranged, and space utilization rate can be improved; through setting up temperature sensor, can provide the temperature and detect, can promote user experience.

As a preferred example of the present embodiment, the temperature sensing end of the temperature sensor extends upward to protrude from the heating plate body; in this embodiment, the temperature sensing end of the temperature sensor can be located in the kettle body so that the temperature sensing end can directly contact the liquid in the kettle body to measure the temperature, and the measurement accuracy can be improved.

Further, the heating plate body comprises a supporting chassis and an aluminum plate arranged at the bottom of the supporting chassis, the aluminum plate is provided with a mounting hole, the upper connector is provided with a screw column matched with the mounting hole, and screws sequentially penetrate through the screw column and the mounting hole to fix the upper connector and the heating plate body; therefore, the upper connector and the aluminum plate can be fixed with the heating plate body, and the heating tube can be die-cast on the aluminum plate.

Furthermore, the aluminum plate is also provided with an avoidance port, and the upper end of the temperature sensor penetrates through the avoidance port to be fixed with the supporting chassis; compared with the scheme that the existing temperature sensor is directly fixed with the steel disc aluminum disc welding body, the aluminum plate is designed to avoid, so that the temperature sensor is directly fixed with the supporting chassis without contacting with the aluminum plate, and the temperature of the aluminum plate can be prevented from being transferred to the temperature sensor to influence the water temperature measurement accuracy.

Further, a fastening nut is arranged at the lower end of the temperature sensor so as to press the temperature sensor on the supporting chassis; a sealing gasket is arranged between the temperature sensor and the supporting chassis; therefore, the installation of the temperature sensor can be realized, the fit clearance between the temperature sensor and the supporting chassis is sealed, and the liquid in the kettle body can be prevented from leaking.

4. As a preferred embodiment, the temperature sensing end of the temperature sensor abuts against the bottom of the heating plate body; in this embodiment, the temperature sensor is a hidden type, and the water temperature can be indirectly obtained by measuring the temperature of the heating plate body.

5. As a preferred embodiment, the kettle body assembly further comprises a bottom cover, wherein the bottom cover and the heating plate assembly are fixed through a connecting piece, so that the bottom cover presses the heating plate assembly to the bottom of the glass kettle body; specifically, the dish subassembly that generates heat can be connected with kettle body bottom open-ended edge for the dish subassembly that generates heat hangs and locates kettle body bottom opening part, and the top of bottom can offset with kettle body bottom, and the bottom passes through the connecting piece with the dish subassembly that generates heat to be fixed, and on the one hand the bottom exerts the pulling force to the dish subassembly that generates heat, on the other hand because the dish subassembly that generates heat hangs and locates kettle body bottom, the kettle body also can exert the pulling force to the dish subassembly that generates heat, and the dish subassembly that generates heat receives the power of two directions simultaneously can obtain the balance and fix from this, can omit like this and use the adhesive, directly fix the dish subassembly that generates heat in kettle body bottom, and the assembly is simple.

As a further preferable example of the present embodiment, the connecting member is a bolt, the bottom cover is provided with a first threaded hole, and the heating plate assembly is provided with a second threaded hole corresponding to the first threaded hole; a sealing ring is arranged between the glass kettle body and the heating disc component; the bolt connection is adopted for fixation, so that the structure is simple and the reliability is high; and through setting up the sealing washer, can prevent that liquid from leaking from the fit clearance of the glass kettle body and heating plate subassembly, improved reliability and security in use.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structural view of an electric kettle according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a heat generating plate assembly according to an embodiment of the present application.

Fig. 3 is a schematic diagram illustrating an arrangement of a temperature sensor according to an embodiment of the present application.

Fig. 4 is a schematic view illustrating the installation of the temperature sensor and the support chassis according to an embodiment of the present application.

Fig. 5 is an exploded view of a heat-generating plate assembly according to one embodiment of the present application.

Reference numerals:

10-pot body components, 11-glass pot bodies, 12-pot covers, 13-handles and 14-bottom covers;

20-base, 30-heating plate component, 31-heating plate body, 32-heating tube, 33-upper connector, 321-heating tube inner cavity, 34-temperature sensor, 35-supporting chassis, 36-aluminum plate, 361-mounting hole, 362-avoiding port, 331-screw column and 341-fastening nut.

Detailed Description

In order to more clearly illustrate the general inventive concept, reference will be made in the following detailed description, by way of example, to the accompanying drawings.

In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced in other ways than as described herein, and therefore the scope of the present utility model is not limited by the specific embodiments disclosed below.

In addition, in the description of the present utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. However, it is noted that direct connection indicates that two connected bodies are not connected through a transition structure, but are connected through a connection structure to form a whole. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 5, the application provides an electric kettle, including kettle body subassembly 10 and base 20, kettle body subassembly 10 with when base 20 coupling connects, base 20 is right kettle body subassembly 10 heats, kettle body subassembly 10 includes glass kettle body 11 and locates the heating dish subassembly 30 of glass kettle body 11 bottom, heating dish subassembly 30 includes heating dish body 31 and locates heating tube 32 and last connector 33 on the heating dish body 31, heating tube 32 centers on heating dish body 31's edge sets up, heating tube 32's both ends from inside to outside part overlap and inboard form heating tube inner chamber 321, go up connector 33 set up in heating tube inner chamber 321, base 20 be equipped with the lower connector of last connector 33 adaptation.

Specifically, the heating plate assembly 30 and the glass kettle body 11 can be connected in an adhesive manner, so that mounting structures such as screw columns and the like arranged on the heating plate assembly 30 can be omitted, and the space of the heating tube inner cavity 321 can be optimized to arrange more components. As shown in fig. 2, the heating tube 32 encloses an approximately circular heating tube cavity 321, two ends of the heating tube 32 are cold needle ends, and the two cold needle ends are partially overlapped from inside to outside (or from outside to inside), so that an effective heating area except for the cold needle ends can form an entire circle range around to ensure the heating effect. Because the heat plate assembly 30 is not provided with other redundant components, the heat pipe inner cavity 321 has enough space to accommodate more components such as the upper connector 33.

Preferably, the upper connector 33 is an integrated connector having at least the following functions: the lower connector of the base 20 is connected and conducted in a coupling way, so that electric power and electric signal transmission is realized; providing safety protection measures for the temperature controller; realizing the grounding of the heating plate, and the like. The integrated connector is a relatively independent electric device, the service life of the integrated connector can be prolonged through replacement, and the maintenance cost is saved.

As shown in fig. 1, the kettle body assembly 10 includes a glass kettle body 11, a kettle lid 12 in sealing fit with a kettle opening of the glass kettle body 11, and a handle 13 disposed at a side edge of the glass kettle body 11, wherein water, materials and the like can be contained in the glass kettle body 11, so that different beverages can be made according to different needs, such as boiled water, boiled tea, boiled tremella soup and the like, and the glass kettle body 11 is of dominant design, so that a user can conveniently watch the conditions inside the kettle body. The handle 13 provides a holding position for a user to pick up the carafe body 11 for dumping or the like. The bottom of the glass kettle body 11 is provided with an upper connector 33, the base 20 is provided with a lower connector, and when the upper connector 33 and the lower connector are in plug-in fit, the base 20 can heat food materials in the glass kettle body 11 after being electrified. Preferably, the upper connector 33 is recessed in the bottom of the carafe 11 so that the carafe 11 can be placed on another platform after being lifted, and correspondingly, the lower connector protrudes from the base 20.

The mounting of the carafe 11 and the heat generating plate assembly 30 is not particularly limited, and may be achieved, for example, as follows.

As shown in fig. 1, the kettle body assembly 10 further includes a bottom cover 14, and the bottom cover 14 and the heating plate assembly 30 are fixed by a connecting piece, so that the bottom cover 14 presses the heating plate assembly 30 to the bottom of the glass kettle body 11.

Specifically, the heating plate component 30 can be connected with the edge of the bottom opening of the glass kettle body 11, so that the heating plate component 30 is suspended at the bottom opening of the glass kettle body 11, the top end of the bottom cover 14 can prop against the bottom of the glass kettle body 11, the bottom cover 14 and the heating plate component 30 are fixed through the connecting piece, on one hand, the bottom cover 14 applies a tensile force to the heating plate component 30, on the other hand, since the heating plate component 30 is suspended at the bottom of the glass kettle body 11, the glass kettle body 11 also applies a tensile force to the heating plate component 30, and therefore, the heating plate component 30 can be balanced and fixed by two directions of force, and thus, an adhesive can be omitted, the heating plate component 30 is directly fixed at the bottom of the glass kettle body 11, and the assembly is simple.

For example, the connecting member is a bolt, the bottom cover 14 is provided with a first threaded hole, and the heating plate assembly 30 is provided with a second threaded hole corresponding to the first threaded hole; the heating plate assembly 30 can be pressed at the bottom of the glass kettle body 11 by adopting the bolt connection and fixation, and has a simple structure.

Further, a sealing ring is arranged between the glass kettle body 11 and the heating plate assembly 30. By providing the sealing ring, the leakage of liquid from the fit clearance between the glass kettle body 11 and the heating plate assembly 30 can be prevented, and the use reliability and safety are improved.

As a preferred embodiment of the present application, the overlapping two ends of the heat-generating tube 32 abut against each other to form the closed heat-generating tube cavity 321.

On the premise that the outer diameter of the heating tube 32 is unchanged, in order to increase the area of the heating tube inner cavity 321, so as to accommodate more components and ensure necessary installation distance, no gap is arranged between the two overlapped cold needle ends, so that space utilization is improved.

As a preferred embodiment of the present application, the heat-generating plate assembly 30 further includes a temperature sensor 34, and the temperature sensor 34 is disposed in the heat-generating tube cavity 321 and is disposed apart from the upper connector 33.

Based on the sufficient space of the heating tube inner cavity 321, a plurality of components such as the connector 33, the temperature sensor 34 and the like can be arranged, so that the space utilization rate can be improved; by providing the temperature sensor 34, water temperature detection can be provided, and user experience can be improved.

To increase the flexibility of mounting and measuring the temperature sensor 34, the present application may provide the following two approaches.

Embodiment one: the temperature sensing end of the temperature sensor 34 extends upward to protrude from the heating plate body 31.

In this embodiment, as shown in fig. 3, the temperature sensor 34 is arranged in an extending manner, and the temperature sensing end of the temperature sensor 34 can be located in the glass kettle body 11, so that the temperature of the liquid in the glass kettle body 11 can be measured directly, and the measurement accuracy and precision can be improved. I.e. the temperature sensor 34 may directly measure the water temperature.

Further, the heating plate body 31 includes a supporting chassis 35 and an aluminum plate 36 disposed at the bottom of the supporting chassis 35, the aluminum plate 36 is provided with a mounting hole 361, the upper connector 33 is provided with a screw column 331 adapted to the mounting hole 361, and screws sequentially penetrate through the screw column 331 and the mounting hole 361 to fix the upper connector 33 and the heating plate body 31.

As shown in fig. 3 to 5, each component of the heat-generating plate assembly 30 is detachably installed, which facilitates modular production, and when one or more components are failed or damaged, the corresponding components are replaced without the need for integrally replacing the heat-generating plate assembly 30, thereby reducing costs. Wherein the support chassis 35 provides mounting for other components and is adapted to cooperate with the bottom opening of the carafe body 11 to close the opening. The upper connector 33 is screwed with the aluminum plate 36, so that the reliability is high.

Further, the aluminum plate 36 is further provided with an avoidance port 362, and the upper end of the temperature sensor 34 passes through the avoidance port 362 to be fixed with the support chassis 35.

In the prior art, the temperature sensor sequentially penetrates through the aluminum disc and the steel disc and is locked through the lower end nut to clamp the heating disc, the temperature sensor is in contact with the aluminum disc, the aluminum disc is a good hot conductor, and heat of the temperature sensor is easily transmitted to the temperature sensor, so that interference is caused to water temperature detection.

The design has been dodged to aluminum plate 36 to this application for temperature sensor 34 is direct fixed and not contact aluminum plate 36 with supporting chassis 35, can prevent that the temperature of aluminum plate 36 self from transmitting to temperature sensor 34 and influencing the temperature measurement accuracy.

Further, a fastening nut 341 is disposed at the lower end of the temperature sensor 34 to press the temperature sensor 34 against the supporting chassis 35; a sealing gasket is arranged between the temperature sensor 34 and the supporting chassis 35. The temperature sensor 34 and the supporting chassis 35 can be fixed by adopting the fastening nut 341, and the sealing gasket is further arranged to prevent liquid in the kettle body from leaking out to cause adverse effects on other components.

Embodiment two: the temperature sensing end of the temperature sensor abuts against the bottom of the heating plate body 31.

In this embodiment, the temperature sensor is a hidden type, which can indirectly measure the water temperature by measuring the temperature of the heating plate body 31.

The technical solution protected by the present utility model is not limited to the above embodiments, and it should be noted that, the combination of the technical solution of any one embodiment with the technical solution of the other embodiment or embodiments is within the scope of the present utility model. While the utility model has been described in detail in the foregoing general description and specific examples, it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the utility model and are intended to be within the scope of the utility model as claimed.

Claims

1. An electric kettle comprises a kettle body component and a base, wherein when the kettle body component is coupled with the base, the base heats the kettle body component, the kettle body component comprises a glass kettle body and a heating plate component arranged at the bottom of the glass kettle body, and is characterized in that,

the heating plate assembly comprises a heating plate body, a heating pipe and an upper connector, wherein the heating pipe and the upper connector are arranged on the heating plate body, the heating pipe surrounds the edge of the heating plate body, two ends of the heating pipe are overlapped from inside to outside partially and form a heating pipe inner cavity on the inner side, the upper connector is arranged in the heating pipe inner cavity, and the base is provided with a lower connector matched with the upper connector.

2. An electric kettle according to claim 1, wherein,

3. An electric kettle according to claim 1, wherein,

4. An electric kettle according to claim 3, wherein,

5. An electric kettle according to claim 4 wherein,

6. An electric kettle according to claim 5 wherein,

7. An electric kettle according to claim 6 wherein,

the lower end of the temperature sensor is provided with a fastening nut so as to press the temperature sensor on the supporting chassis;

and a sealing gasket is arranged between the temperature sensor and the supporting chassis.

8. An electric kettle according to claim 3, wherein,

9. An electric kettle according to any one of claims 1 to 8 wherein,

10. An electric kettle according to claim 9 wherein,

the connecting piece is a bolt, the bottom cover is provided with a first threaded hole, and the heating disc assembly is provided with a second threaded hole corresponding to the first threaded hole;

and a sealing ring is arranged between the glass kettle body and the heating disc component.