Weighing structure and electric kettle

Abstract

A weighing structure provided by the present invention comprises a support frame main body and a bottom frame, the support frame main body is provided with a support part and an installation part, the installation part is arranged below the support part and extends downwards, the installation part is provided with a bottom shell, the support part is provided with a power connection lower connector, and the power connection lower connector is connected with the bottom shell. A mounting cavity is formed in the lower end face of a bottom shell of the mounting part, the mounting cavity protrudes downwards and is provided with a soft weighing mechanism, and a plurality of supporting springs are arranged below the supporting part to keep the top face of the supporting part matched with the bottom face of a supported object and keep the gravity center of the supporting frame body concentrated. The flexible weighing mechanism is located above the bottom face of the bottom frame and is arranged at an interval, and the supporting frame body and the flexible weighing mechanism can move in the vertical direction to conduct weighing.

Description

Technical Field

[0001] The invention relates to a weighing structure and an electric kettle. Background Art

[0002] Electric kettles are widely used as daily necessities, and with the improvement of living standards, the functions of electric kettles are becoming more and more perfect in order to enhance the user's adaptation experience. Among them, electric kettles with weighing functions are becoming more and more popular. However, the existing electric kettles with weighing structures need to be equipped with multiple weighing sensors on the supporting feet, such as patent number ZL202020550211.3 and patent number ZL202020549999.6. Multiple weighing sensors are not only troublesome to install, but also have a complex structure, occupy a large space, and have a high investment cost. In addition, there is the problem of inaccurate weighing due to the offset of the kettle placement position. Summary of the invention

[0003] The present invention proposes a weighing structure, including a support frame main body and a base frame, the support frame main body is provided with an integral support portion and an installation portion, the installation portion is arranged below the support portion and extends downward, the installation portion is provided with a bottom shell, a lower power connector is installed on the support portion, a mounting cavity is provided on the lower end surface of the bottom shell of the installation portion, the mounting cavity protrudes downward and is provided with a soft weighing mechanism, a plurality of support springs are provided below the support portion to keep the top surface of the support portion matched with the bottom surface of the supported object and the center of gravity of the support frame main body concentrated, the soft weighing mechanism is located above the bottom surface of the base frame and is provided with a gap, the support frame main body and the flexible weighing mechanism can move in the up and down directions for weighing.

[0004] In one or more embodiments, the installation cavity is located at the center of the bottom shell of the installation part, the installation cavity forms a recessed portion, a groove or a notch is provided on the installation cavity, and the groove forms a wire groove.

[0005] In one or more embodiments, a mounting opening is provided on the support portion, and a mounting space is formed at the mounting opening. The lower electrical connection portion is located in the mounting space and protrudes from the mounting opening. The mounting space can extend downward into the mounting portion.

[0006] In one or more embodiments, when the installation space can extend downward into the installation portion, an opening is provided on a side surface of the installation portion, and the opening can allow a wiring harness and a water pipe to pass through.

[0007] In one or more embodiments, a water outlet is provided on the power lower connector, and the water outlet is connected to a water pump through a water pipe.

[0008] In one or more embodiments, a drain port is provided on the mounting portion, and the drain port is located at the bottom of the mounting portion and outside the mounting cavity.

[0009] In one or more embodiments, the support portion is formed in a disc shape, and the support portion is inclined downward from the center to the outside.

[0010] In one or more embodiments, a support column extending downward is provided below the support portion, a support spring is provided on the support column, and a mounting hole cooperating with the support column is provided on the base frame.

[0011] An electric kettle comprises the above-mentioned weighing structure, a kettle body and a base, wherein the weighing structure is partially arranged in the base, the kettle body is provided with an upper power connector that cooperates with a lower power connector, the base is provided with a bottom shell and an upper shell, the bottom frame is integrally formed with the bottom shell or the upper shell or the bottom frame is screwed together with the bottom shell or the upper shell.

[0012] The beneficial effects of the present invention are as follows: an integrated support portion and a mounting portion are formed by a support frame main body, and a lower power connector that matches an upper power connector of an electric kettle is mounted on the support portion, the support portion is used to support the electric kettle, a mounting cavity protruding from the bottom of the mounting portion is provided with a flexible weighing mechanism, and a plurality of support springs are provided at the bottom of the support portion, so that the support portion fits the bottom surface of the electric kettle, and at the same time, it can ensure that the flexible weighing mechanism at the bottom end of the support frame main body contacts the bottom frame under pressure to achieve weighing, the structure is simple and ingenious, and the problem of poor weighing and the problem of cumbersome structure, complex weighing structure and many molds are avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 Schematic diagram of weighing structure.

[0014] Figure 2 A partial schematic diagram of the weighing structure.

[0015] Figure 3 Another side view of the weighing structure.

[0016] Figure 4 It is a schematic diagram of an embodiment of the structure of an electric kettle with a weighing structure.

[0017] Figure 5 It is a schematic diagram of the disassembly of an embodiment of the electric kettle structure with a weighing structure.

[0018] Figure 6 It is a schematic diagram of another embodiment of the structure of an electric kettle with a weighing structure. DETAILED DESCRIPTION

[0019] The present application scheme is further described as follows in conjunction with the accompanying drawings:

[0020] See attached Figure 1-6A weighing structure includes a support frame body 1 and a base frame 2, wherein the support frame body 1 is provided with an integral support portion 11 and a mounting portion 12, wherein the mounting portion 12 is arranged below the support portion 11 and extends downward, wherein the mounting portion 12 is provided with a bottom shell, wherein an electrical lower connector 3 is installed on the support portion 11, and an mounting cavity 13 is provided on the lower end surface of the bottom shell of the mounting portion 12, wherein the mounting cavity 13 protrudes downward and is provided with a flexible pressure sensor, wherein the flexible pressure sensor is a flexible weighing mechanism 4, wherein a plurality of support springs 14 are provided below the support portion 11 to keep the top surface of the support portion 11 matched with the bottom surface of the supported object and the center of gravity of the support frame body 1 concentrated, wherein the flexible weighing mechanism 4 is located above the bottom surface of the base frame 2 and is provided with a gap, wherein the support frame body 1 and the flexible weighing mechanism 4 can move in the up and down directions for weighing, and when the support frame body 1 is pressed, the flexible pressure sensor is driven to move downward, and then the flexible pressure sensor is pressed in the middle by the base frame 2 and the support frame body 1 to be pressed and form pressure data, and the pressure data is converted into weight data through a formula.

[0021] Preferably, the support frame body 1 includes an integrally formed disc-mounted support portion 11 and a cylindrical mounting portion 12 with an open upper end, the bottom surface of the support portion 11 is provided with a plurality of ribs 111, the outer wall of the mounting portion 12 is provided with a plurality of reinforcing ribs 121, a support step 15 is provided at the connection between the mounting port 123 of the mounting portion 12 and the support portion 11, the power connection connector 3 is installed on the support step 15 and partially extends into the mounting portion 12, a water outlet 31 is provided at the center of the power connection connector 3, the water outlet 31 is connected to the water pump 7 through a hose, the hose is a water pipe, the hose extends into the mounting portion 12 from the side wall of the mounting portion 12 and is connected to the water outlet 31.

[0022] Preferably, three support springs 14 are arranged under the support part 11 to keep the top surface of the support part 11 matched with the bottom surface of the supported object and the center of gravity of the support frame body 1 concentrated. The support spring 14 enables the support part 11 to match the horizontal position of the bottom surface of the kettle body. At the same time, the mounting cavity 13 protrudes downward and is provided with a soft weighing mechanism 4 so that no matter how the support part 11 on the support frame body 1 is tilted, the mounting cavity 13 and the flexible weighing mechanism 4 are the lowest points of the support frame body 1. When the support part 11 is pressurized and drives the support frame body 1 and the flexible weighing mechanism 4 to press down the base frame 2, the flexible weighing mechanism 4 gives weight data according to the pressure, and the sum of the elastic forces of the three support springs 14 is equal to or slightly greater than the gravity of the kettle 5.

[0023] In a further aspect, the installation cavity 13 is located at the center of the bottom shell of the installation portion 12. The center of the installation cavity 13 is on the same vertical line as the center of gravity of the support frame body 1, and the installation cavity 13 forms a concave portion. A groove 131 or a notch is provided on the installation cavity 13, and the groove 131 forms a wire groove. The flexible weighing mechanism 4 is installed on the installation cavity 13 and is routed through the groove 131. The connection line of the flexible weighing mechanism extends along the length direction of the groove. In some embodiments, the groove 131 may also form a notch.

[0024] In a further aspect, the support portion 11 is provided with an installation opening, and an installation space is formed at the installation opening 123 . The lower power connection portion 3 is located in the installation space and protrudes from the installation opening 123 . The installation space can extend downward into the installation portion 12 .

[0025] Furthermore, when the installation space can extend downward into the installation portion 12, an opening 122 is provided on the side of the installation portion 12, and the opening 122 can allow a wiring harness and a water pipe to pass through.

[0026] Furthermore, the power lower connector 3 is provided with a water outlet 31 , and the water outlet 31 is connected to the water pump 7 through a water pipe.

[0027] Furthermore, a drain port 123 is provided on the mounting portion 12 . The drain port 123 is located at the bottom of the mounting portion 12 and outside the mounting cavity 13 to prevent water from the drain port 123 from flowing onto the mounting cavity 13 .

[0028] In a further aspect, the support portion 11 is formed in a disc shape, and the support portion 11 is inclined downward from the center to the outside to prevent water from accumulating in the support portion 11, so as to facilitate water to flow outward.

[0029] Furthermore, a support column extending downward is provided below the support portion 11 , a support spring 14 is provided on the support column, and a mounting hole cooperating with the support column is provided on the base frame 2 .

[0030] An electric water kettle comprises the above-mentioned weighing structure, a kettle body 5 and a base 6, wherein the weighing structure is partially arranged in the base 6, the kettle body 5 is provided with an upper power connector 51 cooperating with a lower power connector 3, the base 6 is provided with a bottom shell 61 and an upper shell 62, the base frame 2 is integrally formed with the bottom shell 61 or the upper shell 62 or the base frame 2 is screwed together with the bottom shell 61 or the upper shell 62.

[0031] In some embodiments, the base frame 2 is integrally formed with the bottom shell 61 or the upper shell 62 .

[0032] In another embodiment, the base frame 2 is screwed together with the bottom shell 61 or the upper shell 62 .

[0033] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0038] The above-mentioned preferred implementation modes should be regarded as illustrative examples of the implementation modes of the present application scheme. Any technical deductions, replacements, improvements, etc. that are identical or similar to the present application scheme or made based on this scheme should be regarded as within the scope of protection of this patent.

Claims

1. A weighing structure, characterized in that: It includes a support frame body and a base frame, the support frame body is provided with an integrated support portion and an installation portion, the installation portion is arranged below the support portion and extends downward, the installation portion is provided with a bottom shell, the support portion is installed with a lower power connector, the lower end surface of the bottom shell of the installation portion is provided with an installation cavity, the installation cavity protrudes downward and is provided with a soft weighing mechanism, a plurality of support springs are provided below the support portion to keep the top surface of the support portion matched with the bottom surface of the supported object and the center of gravity of the support frame body concentrated, the soft weighing mechanism is located above the bottom surface of the base frame and is provided with a gap, and the support frame body and the flexible weighing mechanism can move in the up and down directions for weighing.

2. The weighing structure according to claim 1, characterized in that: The installation cavity is located at the center of the bottom shell of the installation part, and the installation cavity forms a recessed portion. A groove or a notch is arranged on the installation cavity, and the groove forms a wire groove.

3. The weighing structure according to claim 1, characterized in that: The support portion is provided with an installation opening, and an installation space is formed at the installation opening. The lower electrical connection portion is located in the installation space and protrudes from the installation opening. The installation space can extend downward into the installation portion.

4. The weighing structure according to claim 3, characterized in that: When the installation space can extend downward into the installation portion, an opening is provided on the side of the installation portion, and the opening can allow a wiring harness and a water pipe to pass through.

5. The weighing structure according to claim 1, characterized in that: The power lower connector is provided with a water outlet, and the water outlet is connected to a water pump through a water pipe.

6. The weighing structure according to claim 1, characterized in that: The mounting portion is provided with a drain port, which is located at the bottom of the mounting portion and outside the mounting cavity.

7. The weighing structure according to claim 1, characterized in that: The support portion is formed in a disc shape, and the support portion extends outward from the center and tilts downward.

8. The weighing structure according to claim 1, characterized in that: A support column extending downward is arranged below the support part, a support spring is arranged on the support column, and a mounting hole matched with the support column is arranged on the base frame.

9. An electric kettle, characterized in that: It comprises the weighing structure, kettle body and base as described in any one of claims 1 to 8, wherein the weighing structure is partially arranged in the base, the kettle body is provided with an upper power connector cooperating with a lower power connector, the base is provided with a bottom shell and an upper shell, the bottom frame is integrally formed with the bottom shell or the upper shell or the bottom frame is screwed together with the bottom shell or the upper shell.

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