Heating and fixing structure of pure glass kettle
By employing a design that tightly integrates the heating plate and the heat-conducting plate within a pure glass kettle, and combining this with a close connection between the positive, negative, and grounding terminals, the complex wiring problem of existing electric kettles is solved, achieving a compact structure and convenient installation.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- SHAANXI MILI XINZHI TECHNOLOGY CO LTD
- Filing Date
- 2025-01-15
- Publication Date
- 2026-05-12
AI Technical Summary
The existing heating element structure of electric kettles/health pots has problems such as complicated wiring and inconvenient installation, especially the wiring and installation difficulties of graphene heating plates have not been effectively solved.
The heating and fixing structure of the pure glass kettle is designed by setting a heating plate and a heat conduction plate at the bottom of the kettle body. The heating plate and the heat conduction plate are in close contact, and a heating coating is applied to the heating plate. The connection is achieved through a positive terminal, a negative terminal and a grounding terminal. Combined with the design of a fixing ring and a mica sheet, the wiring process is simplified.
It achieves a compact structural design for electric kettles, with convenient wiring, high heat transfer efficiency, and quick and easy installation.
Smart Images
Figure CN224219960U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of electric kettle technology, and more specifically to the heating and fixing structure of a pure glass kettle. Background Technology
[0002] An electric kettle / health pot is a device for heating liquids. The kettle body can be made of metal or glass, and a heating element is installed inside the kettle body to heat the liquid inside the kettle.
[0003] In the existing technology, the heating element of electric kettles / health pots generally adopts a metal coil structure, and the positive and negative terminals of the metal coil are connected to the electronic board or coupler respectively for power supply.
[0004] In the prior art, graphene heating plates are also used. The wiring and installation of graphene heating plates are important problems to be solved in this application. Utility Model Content
[0005] In view of this, the present invention provides a heating and fixing structure for a pure glass kettle.
[0006] To achieve the above objectives, this utility model adopts the following first technical solution: a heating and fixing structure for a pure glass kettle, the pure glass kettle including: a bottom shell and a body, the bottom shell being disposed at the bottom of the body; and also including: a heating plate and a heat-conducting plate;
[0007] The heat-conducting plate is in close contact with the outer bottom surface of the kettle body, and the heating plate is in close contact with the heat-conducting plate; the side of the heating plate that contacts the heat-conducting plate is provided with a heating coating to form a heating surface, and the other side facing away is the lower surface of the heating plate;
[0008] The heating surface of the heating plate is pressed together with a positive terminal and a negative terminal, and the heating plate is connected to a grounding terminal.
[0009] As a preferred embodiment of this utility model, both the positive and negative terminals have elastic portions, which are pressed between the outer bottom surface of the kettle body and the heating surface. The pins of the positive and negative terminals extend towards the bottom surface of the kettle shell. The grounding terminal is connected to the lower surface of the heating plate.
[0010] As a preferred embodiment of this utility model, it further includes: a first fixing ring, a second fixing ring, and a mica sheet; the heating plate is pressed against the heat-conducting plate by the first fixing ring; the second fixing ring is fixed to the bottom of the kettle body and limits the first fixing ring; the mica sheet is installed on the second fixing ring.
[0011] As a preferred embodiment of this utility model, the first fixing ring and / or the second fixing ring and / or the mica sheet are provided with clearance holes for the pin portions of the positive and negative terminals to extend toward the bottom surface of the kettle shell.
[0012] In a preferred embodiment of this utility model, the bottom shell of the kettle is disposed outside the first fixing ring and the second fixing ring, and the bottom shell of the kettle is fixedly connected to the kettle body and / or the second fixing ring.
[0013] In a preferred embodiment of this utility model, the second fixing ring is provided with an adhesive groove, and the second fixing ring is glued and fixed to the body of the pot; the bottom shell of the pot is snapped together with the second fixing ring.
[0014] This utility model can also adopt the following second technical solution: a heating and fixing structure for a pure glass kettle, the pure glass kettle including: a kettle bottom shell and a kettle body, the kettle bottom shell being assembled at the bottom of the kettle body; and also including: a heating plate and a heat conduction plate;
[0015] The heat-conducting plate is in close contact with the outer bottom surface of the kettle body, and the heating plate is in close contact with the heat-conducting plate; the side of the heating plate that contacts the heat-conducting plate is provided with a heating coating to form a heating surface, and the other side facing away is the lower surface of the heating plate;
[0016] The heating plate has a positive and a negative electrode welded to its lower surface, and a grounding terminal connected to the heating plate.
[0017] As a preferred embodiment of this utility model, it further includes: a first fixing ring, a second fixing ring, and a mica sheet; the heating plate is pressed against the heat-conducting plate by the first fixing ring; the second fixing ring is fixed to the bottom of the kettle body and limits the first fixing ring; the mica sheet is installed on the second fixing ring.
[0018] As a preferred embodiment of this utility model, the first fixing ring and / or the second fixing ring and / or the mica sheet are provided with clearance holes for exposing the positive electrode, negative electrode and grounding terminal.
[0019] In a preferred embodiment of this utility model, the bottom shell of the kettle is disposed outside the first fixing ring and the second fixing ring, and the bottom shell of the kettle is fixedly connected to the kettle body and / or the second fixing ring.
[0020] As can be seen from the above technical solution, compared with the prior art, the present invention has the following beneficial technical effects:
[0021] 1. The heating plate of this utility model is provided with a positive terminal, a negative terminal and a grounding terminal. The positive terminal and the negative terminal are pressed between the bottom of the kettle body and the heating surface of the heating plate, and are tightly connected to the heating plate to achieve electrical connection. The positive terminal, the negative terminal and the grounding terminal extend downward and are subsequently connected to the electronic board or the upper coupler through wires to achieve power supply. The overall structure is compact and the wiring is convenient.
[0022] Alternatively, the lower surface of the heating plate of this utility model is directly welded with positive and negative electrodes, and the positive, negative and ground terminals are then connected to the upper coupler through wires to achieve power supply. The overall structure is compact and the wiring is convenient.
[0023] 2. The heating plate of this utility model is pressed onto the heat-conducting plate by the first fixing ring, so that the heat can be well transferred to the body of the kettle. The second fixing ring is glued to the bottom of the kettle body, and at the same time, the second fixing ring limits the first fixing ring, making the installation convenient and quick. Attached Figure Description
[0024] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on the provided drawings without creative effort.
[0025] Figure 1 This is a schematic diagram of a pure glass kettle with the first structural configuration of this utility model;
[0026] Figure 2 This is a cross-sectional schematic diagram of the pure glass kettle with the first structural method in this utility model;
[0027] Figure 3 for Figure 2 Enlarged view of point A in the middle;
[0028] Figure 4 The first structural method of this utility model is a pure glass kettle with a separate bottom shell and a kettle body;
[0029] Figure 5 This is an exploded view of the pure glass kettle with the first structural configuration in this utility model.
[0030] Figure label description
[0031] Bottom shell 100; grounding terminal 401; positive terminal 402; negative terminal 403; pot body 200; upper coupler 300; heating plate 410; heating surface 411; lower surface of heating plate 412; heat conduction plate 420; first fixing ring 510; second fixing ring 520; mica sheet 530. Detailed Implementation
[0032] The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, illustrating only the basic structure of the invention, and therefore only show the components relevant to the invention. Example
[0033] Heating and fixing structure of a pure glass kettle, such as Figure 1-5 As shown, the pure glass kettle includes: a bottom shell 100 and a body 200. The bottom shell 100 is located at the bottom of the body 200, and the bottom shell 100 is equipped with an upper coupler 300.
[0034] The bottom shell 100 is generally made of plastic, while the body 200 is made of glass. The body 200 has a side panel and a bottom surface, which are an integral structure. The body 200 is equipped with a lid.
[0035] The pure glass kettle also includes: heating plate 410 and heat conduction plate 420;
[0036] The heat-conducting plate 420 is in close contact with the outer bottom surface of the kettle body 200, and the heating plate 410 is in close contact with the heat-conducting plate 420. The heat from the heating plate 410 is transferred to the kettle body 200 through the heat-conducting plate 420 to heat the liquid inside the kettle body 200.
[0037] like Figure 5 As shown, the bottom surface of the kettle body 200 is circular, and the heat conduction plate 420 is also circular. The diameter of the heat conduction plate 420 is slightly smaller than the bottom diameter of the kettle body 200, so as to better transfer heat to the kettle body 200; the heating plate 410 is stacked below the heat conduction plate 420.
[0038] The side of the heating plate 410 that contacts the heat conduction plate 420 is provided with a heating coating to form a heating surface 411, and the other side opposite is the lower surface 412 of the heating plate.
[0039] Specifically, the heating coating is a graphene heating film.
[0040] The heating surface 411 of the heating plate 410 is pressed and connected to a positive terminal 402 and a negative terminal 403, and the heating plate 410 is connected to a grounding terminal 401; specifically, the heating plate 410 is roughly circular and has three radially protruding connecting parts, and the positive terminal 402, the negative terminal 403 and the grounding terminal 401 are respectively connected to the three connecting parts.
[0041] Furthermore, such as Figure 1 As shown, the pure glass kettle can be a one-piece structure. An electronic board can be installed inside the bottom shell 100 of the kettle. The positive terminal 402, the negative terminal 403 and the grounding terminal 401 are connected to the electronic board through wires to achieve power supply.
[0042] Or, as Figure 2 As shown, an upper coupler 300 is provided inside the bottom shell 100 of the kettle. Therefore, the pure glass kettle should also be equipped with a base (not shown in the figure). The base is equipped with a lower coupler and an electronic board. The positive terminal 402, the negative terminal 403 and the grounding terminal 401 are connected to the upper coupler 300 through wires respectively. After the pure glass kettle is placed on the base, the upper coupler 300 and the lower coupler are connected to realize power supply.
[0043] In this embodiment, a pure glass kettle is preferably used and should also be equipped with a split structure with a base.
[0044] In one implementation, such as Figure 4-5 As shown, both the positive terminal 402 and the negative terminal 403 have elastic parts, which are pressed between the outer bottom surface of the kettle body 200 and the heating surface 411. The pins of the positive terminal 402 and the negative terminal 403 extend toward the bottom surface of the kettle bottom shell 100. The grounding terminal 401 is connected to the lower surface 412 of the heating plate.
[0045] The positive terminal 402 and the negative terminal 403 are better connected to the heating plate 410 through the elastic part. The grounding terminal 401 can be welded to the lower surface of the heating plate 410 or pressed onto the lower surface 412 of the heating plate after installation by the first fixing ring 510 and the second fixing ring 520.
[0046] In one embodiment, it further includes: a first fixing ring 510, a second fixing ring 520, and a mica sheet 530; the heating plate 410 is pressed against the heat-conducting plate 420 by the first fixing ring 510; the second fixing ring 520 is fixed to the bottom of the kettle body 200 and limits the first fixing ring 510; the mica sheet 530 is installed on the second fixing ring 520.
[0047] Specifically, both the first fixing ring 510 and the second fixing ring 520 are arranged in a ring shape, and after the first fixing ring 510 and the second fixing ring 520 are installed, their centers are on the same axis.
[0048] The first fixing ring 510 is provided with a vertical convex ring and a horizontal convex ring. The vertical convex ring presses the heating plate 410 tightly, and the horizontal convex ring abuts against the second fixing ring 520.
[0049] The first fixing ring 510 and the second fixing ring 520 can be assembled by means of snap-fit or by means of screw fixing; preferably, the first fixing ring 510 and the second fixing ring 520 are fixed by means of screw fixing.
[0050] Furthermore, such as Figure 5 As shown, the first fixing ring 510 and / or the second fixing ring 520 and / or the mica sheet 530 are provided with clearance holes for the pin portions of the positive terminal 402 and the negative terminal 403 to extend toward the bottom surface of the bottom shell 100.
[0051] Specifically, the first fixing ring 510, the second fixing ring 520, and the mica sheet 530 are all provided with clearance holes for the leads of the positive terminal 402 and the negative terminal 403 to extend toward the bottom surface of the kettle bottom shell 100; as Figure 4 As shown, the grounding terminal 401, the positive terminal 402, and the negative terminal 403 all extend through the clearance hole, and are subsequently connected to the upper coupler 300 by wires.
[0052] In one embodiment, the bottom shell 100 is covered by the first fixing ring 510 and the second fixing ring 520, and the bottom shell 100 is fixedly connected to the body 200 and / or the second fixing ring 520.
[0053] Furthermore, the second fixing ring 520 is provided with an adhesive filling groove, and the second fixing ring 520 is glued and fixed to the pot body 200;
[0054] A snap-fit part and a snap-fit groove are respectively provided between the bottom shell 100 and the second fixing ring 520, so that the bottom shell 100 and the second fixing ring 520 are snap-fit connected. Example
[0055] Heating and fixing structure of a pure glass kettle, such as Figure 1-3 As shown, the pure glass kettle includes: a bottom shell 100 and a body 200. The bottom shell 100 is located at the bottom of the body 200, and the bottom shell 100 is equipped with an upper coupler 300.
[0056] The bottom shell 100 is generally made of plastic, while the body 200 is made of glass. The body 200 has a side panel and a bottom surface, which are an integral structure. The body 200 is equipped with a lid.
[0057] The pure glass kettle also includes: heating plate 410 and heat conduction plate 420;
[0058] The heat-conducting plate 420 is in close contact with the outer bottom surface of the kettle body 200, and the heating plate 410 is in close contact with the heat-conducting plate 420. The heat from the heating plate 410 is transferred to the kettle body 200 through the heat-conducting plate 420 to heat the liquid inside the kettle body 200.
[0059] The bottom surface of the kettle body 200 is circular, and the heat conduction plate 420 is also circular. The diameter of the heat conduction plate 420 is slightly smaller than the bottom diameter of the kettle body 200, so as to better transfer heat to the kettle body 200; the heating plate 410 is stacked below the heat conduction plate 420.
[0060] The side of the heating plate 410 that contacts the heat conduction plate 420 is provided with a heating coating to form a heating surface 411, and the other side opposite is the lower surface 412 of the heating plate.
[0061] Specifically, the heating coating can be a graphene heating film;
[0062] The heating plate 410 has a positive electrode and a negative electrode welded to its lower surface 412, and the heating plate 410 is connected to a grounding terminal 401.
[0063] Specifically, the heating plate 410 is roughly circular and has three radially protruding connecting parts, with the positive, negative and ground terminals 401 respectively located on the three connecting parts.
[0064] Furthermore, such as Figure 1 As shown, the pure glass kettle can be a one-piece structure. An electronic board can be installed inside the bottom shell 100 of the kettle. The positive, negative and ground terminals 401 are connected to the electronic board through wires to achieve power supply.
[0065] Or, as Figure 2 As shown, an upper coupler 300 is provided inside the bottom shell 100 of the kettle. Therefore, the pure glass kettle should also be equipped with a base (not shown in the figure). The base is equipped with a lower coupler and an electronic board. The positive, negative and ground terminals 401 are connected to the upper coupler 300 through wires. After the pure glass kettle is placed on the base, the upper coupler 300 and the lower coupler are connected to achieve power supply.
[0066] In this embodiment, a pure glass kettle is preferably used and should also be equipped with a split structure with a base.
[0067] In one embodiment, it further includes: a first fixing ring 510, a second fixing ring 520, and a mica sheet 530; the heating plate 410 is pressed against the heat-conducting plate 420 by the first fixing ring 510; the second fixing ring 520 is fixed to the bottom of the kettle body 200 and limits the first fixing ring 510; the mica sheet 530 is installed on the second fixing ring 520.
[0068] Specifically, both the first fixing ring 510 and the second fixing ring 520 are arranged in a ring shape, and after the first fixing ring 510 and the second fixing ring 520 are installed, their centers are on the same axis.
[0069] The first fixing ring 510 is provided with a vertical convex ring and a horizontal convex ring. The vertical convex ring presses the heating plate 410 tightly, and the horizontal convex ring abuts against the second fixing ring 520.
[0070] The first fixing ring 510 and the second fixing ring 520 can be assembled by means of snap-fit or by means of screw fixing; preferably, the first fixing ring 510 and the second fixing ring 520 are fixed by means of screw fixing.
[0071] Furthermore, the first fixing ring 510 and / or the second fixing ring 520 and / or the mica sheet 530 are provided with clearance holes for the positive electrode, negative electrode and grounding terminal 401 to be exposed;
[0072] Specifically, the first fixing ring 510, the second fixing ring 520, and the mica sheet 530 are all provided with clearance holes for the positive, negative, and grounding terminals 401 to be exposed.
[0073] The positive, negative and ground terminals 401 are all exposed through clearance holes, and the positive, negative and ground terminals 401 are subsequently connected to the upper coupler 300 by wires.
[0074] In one embodiment, the bottom shell 100 is covered by the first fixing ring 510 and the second fixing ring 520, and the bottom shell 100 is fixedly connected to the body 200 and / or the second fixing ring 520.
[0075] Furthermore, the second fixing ring 520 is provided with an adhesive filling groove, and the second fixing ring 520 is glued and fixed to the pot body 200;
[0076] A snap-fit part and a snap-fit groove are respectively provided between the bottom shell 100 and the second fixing ring 520, so that the bottom shell 100 and the second fixing ring 520 are snap-fit connected.
[0077] The above description of the disclosed embodiments enables those skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. Heating and fixing structure of a pure glass kettle; the pure glass kettle includes: The teapot has a bottom shell (100) and a body (200), with the bottom shell (100) located at the bottom of the body (200); its characteristic is that: It also includes: heating plate (410) and heat conduction plate (420); The heat-conducting plate (420) is in close contact with the outer bottom surface of the kettle body (200), and the heating plate (410) is in close contact with the heat-conducting plate (420); the side of the heating plate (410) that contacts the heat-conducting plate (420) is provided with a heating coating to form a heating surface (411), and the other side opposite is the lower surface (412) of the heating plate. The heating surface (411) of the heating plate (410) is pressed and connected to a positive terminal (402) and a negative terminal (403), and the heating plate (410) is connected to a grounding terminal (401).
2. The heating and fixing structure of the pure glass kettle according to claim 1, characterized in that: Both the positive terminal (402) and the negative terminal (403) have elastic parts, which are pressed between the outer bottom surface of the kettle body (200) and the heating surface (411). The pins of the positive terminal (402) and the negative terminal (403) extend toward the bottom surface of the kettle bottom shell (100). The grounding terminal (401) is connected to the lower surface (412) of the heating plate.
3. The heating and fixing structure of the pure glass kettle according to claim 1 or 2, characterized in that: Also includes: A first fixing ring (510), a second fixing ring (520), and a mica sheet (530); the heating plate (410) is pressed against the heat-conducting plate (420) by the first fixing ring (510); the second fixing ring (520) is fixed to the bottom of the kettle body (200) and limits the first fixing ring (510); the mica sheet (530) is installed on the second fixing ring (520).
4. The heating and fixing structure of the pure glass kettle according to claim 3, characterized in that: The first fixing ring (510) and / or the second fixing ring (520) and / or the mica sheet (530) are provided with clearance holes for the pin portions of the positive terminal (402) and the negative terminal (403) to extend toward the bottom surface of the bottom shell (100).
5. The heating and fixing structure of the pure glass kettle according to claim 3, characterized in that: The bottom shell (100) is covered outside the first fixing ring (510) and the second fixing ring (520), and the bottom shell (100) is fixedly connected to the body (200) and / or the second fixing ring (520).
6. The heating and fixing structure of the pure glass kettle according to claim 5, characterized in that: The second fixing ring (520) is provided with an adhesive groove, and the second fixing ring (520) is glued and fixed to the body of the pot (200); the bottom shell of the pot (100) is snapped together with the second fixing ring (520).
7. Heating and fixing structure of a pure glass kettle; the pure glass kettle includes: The teapot consists of a bottom shell (100) and a body (200), with the bottom shell (100) fitted onto the bottom of the body (200); its features are as follows: It also includes: heating plate (410) and heat conduction plate (420); The heat-conducting plate (420) is in close contact with the outer bottom surface of the kettle body (200), and the heating plate (410) is in close contact with the heat-conducting plate (420); the side of the heating plate (410) that contacts the heat-conducting plate (420) is provided with a heating coating to form a heating surface (411), and the other side opposite is the lower surface (412) of the heating plate. The heating plate (410) has a positive electrode and a negative electrode welded on its lower surface (412), and the heating plate (410) is connected to a grounding terminal (401).
8. The heating and fixing structure of the pure glass kettle according to claim 7, characterized in that: Also includes: A first fixing ring (510), a second fixing ring (520), and a mica sheet (530); the heating plate (410) is pressed against the heat-conducting plate (420) by the first fixing ring (510); the second fixing ring (520) is fixed to the bottom of the kettle body (200) and limits the first fixing ring (510); the mica sheet (530) is installed on the second fixing ring (520).
9. The heating and fixing structure of the pure glass kettle according to claim 8, characterized in that: The first fixing ring (510) and / or the second fixing ring (520) and / or the mica sheet (530) are provided with clearance holes for the positive electrode, negative electrode and grounding terminal (401) to be exposed.
10. The heating and fixing structure of the pure glass kettle according to claim 3, characterized in that: The bottom shell (100) is covered outside the first fixing ring (510) and the second fixing ring (520), and the bottom shell (100) is fixedly connected to the body (200) and / or the second fixing ring (520).