CN216446142U - Water tank for capacitive water quantity detection - Google Patents
Water tank for capacitive water quantity detection Download PDFInfo
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- CN216446142U CN216446142U CN202122471710.0U CN202122471710U CN216446142U CN 216446142 U CN216446142 U CN 216446142U CN 202122471710 U CN202122471710 U CN 202122471710U CN 216446142 U CN216446142 U CN 216446142U
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Abstract
The utility model discloses a water tank for capacitive water quantity detection, which comprises a water tank body and a capacitive detection assembly, wherein a water storage cavity is arranged in the water tank body, the capacitive detection assembly is arranged on the outer side wall of the water tank body, the capacitive detection assembly can sense the water quantity in the water storage cavity, when water exists in the water storage cavity and enters the detection range of the capacitive detection assembly, the capacitive detection assembly and the water construct a capacitive structure, and further, the change of charges and the vibration caused by water flow can generate detection signals.
Description
Technical Field
The utility model relates to the technical field of water quantity detection, in particular to a water tank for capacitive water quantity detection.
Background
Present water tank, for prevent inside water storage and external contact as far as possible, the water tank generally sets to relative closed condition, and current water yield detection sensor, water pressure sensing structure such as floater formula, pontoon formula, diaphragm formula generally need set up inside the water tank, and water yield detection sensor need contact with the water storage, and then detect out the water yield, but breaks down when water yield detection sensor, and the staff is difficult to the water yield detection sensor maintenance that is located water tank inside and changes.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the water tank for capacitive water quantity detection, which can be arranged outside the water tank and is convenient to maintain and replace.
A water tank for capacitive water volume detection according to an embodiment of a first aspect of the present invention includes: the water tank body is internally provided with a water storage cavity; the capacitive detection assembly is arranged on the outer side wall of the water tank body and can sense the water quantity in the water storage cavity.
The water tank for capacitive water quantity detection provided by the embodiment of the utility model at least has the following beneficial effects:
according to the water tank, the capacitive detection assembly is arranged on the outer side wall of the water tank body, water is a conductor, when water exists in the water storage cavity and enters the detection range of the capacitive detection assembly, the capacitive detection assembly and the water form a capacitive structure, so that a detection signal can be generated due to charge change and vibration caused by water flow, the capacitive detection assembly outputs the detection signal, the water quantity in the water storage cavity can be represented, and when the capacitive detection assembly is arranged on the outer side wall of the water tank body, a worker can quickly maintain and replace the capacitive detection assembly without influencing the internal water storage environment.
According to some embodiments of the utility model, the capacitive detection assembly comprises a mounting seat and a conductive spring, the mounting seat is connected with the water tank body, the conductive spring is arranged on the mounting seat, and one end of the conductive spring is abutted against the outer side wall of the water tank body.
According to some embodiments of the utility model, the capacitive detection assembly further comprises a conductive sleeve cover, the conductive sleeve cover covers one end of the conductive spring, and the conductive sleeve cover abuts against the outer side wall of the water tank body.
According to some embodiments of the utility model, the capacitive sensing assembly is located below the tank body.
According to some embodiments of the utility model, a boss is arranged at the bottom of the water storage cavity of the water tank body, and the position of the boss corresponds to the capacitive detection assembly.
According to some embodiments of the utility model, the outer wall profile of the boss is provided with an inclined surface or a circular arc surface.
According to some embodiments of the utility model, the water tank body is provided with a water outlet communicated with the water storage cavity, and the water outlet is positioned below the water storage cavity.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a front view of one embodiment of a water tank of the present invention;
FIG. 2 is a bottom view of one embodiment of the water tank of the present invention;
FIG. 3 is a schematic view of a cross-section A-A of one embodiment of the tank of the present invention of FIG. 2;
fig. 4 is an enlarged schematic view of a portion B of one embodiment of the water tank of the present invention shown in fig. 3.
Reference numerals:
the water tank comprises a water tank body 100, a water storage cavity 110, a water outlet 120, a water inlet 130, a capacitive detection assembly 200, a mounting seat 210, a conductive spring 220, a conductive sleeve cover 230 and a boss 300.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the positional or orientational descriptions, such as the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are referred to based on the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 to 4, a water tank for capacitive water quantity detection according to an embodiment of the first aspect of the present invention includes a water tank body 100 and a capacitive detection assembly 200, wherein a water storage cavity 110 is disposed in the water tank body 100, the capacitive detection assembly 200 is disposed on an outer sidewall of the water tank body 100, and the capacitive detection assembly 200 is capable of sensing a quantity of water in the water storage cavity 110.
Wherein, the water tank body 100 can be in various shapes, such as a cuboid or a cylinder, and can be applied to various fields, for example, as a water tank of a water heater, a water tank of a dishwasher, and the like, it should be noted that, the general water tank body 100 is provided with a water outlet 120 and a water inlet 130 which are communicated with the water storage cavity 110, so as to facilitate water delivery.
According to the water tank, the capacitive detection assembly 200 is arranged on the outer side wall of the water tank body 100, because water is a conductor, when water exists in the water storage cavity 110 and enters the detection range of the capacitive detection assembly 200, the capacitive detection assembly 200 and the water form a capacitive structure, further, a detection signal can be generated due to the change of electric charge and vibration caused by water flow, the capacitive detection assembly 200 outputs the detection signal, so that the quantity of the water in the water storage cavity 110 can be represented, and because the capacitive detection assembly 200 is arranged on the outer side wall of the water tank body 100, when the capacitive detection assembly 200 breaks down, a worker can also quickly maintain and replace the capacitive detection assembly 200 without influencing the internal water storage environment.
In some embodiments of the present invention, as shown in fig. 3 and 4, the capacitive detection assembly 200 includes a mounting seat 210 and a conductive spring 220, the mounting seat 210 is connected to the tank body 100, the conductive spring 220 is disposed on the mounting seat 210, and one end of the conductive spring 220 abuts against an outer sidewall of the tank body 100.
The conductive spring 220 can be made of metal such as iron, copper, aluminum or alloy materials, the mounting seat 210 can be used for fixing the conductive spring 220, when water exists in the water storage cavity 110, a capacitor structure is formed by one end of the conductive spring 220 and the water, the wall surface of the water tank body 100 serves as a medium, the structure of the conductive spring 220 can be tightly abutted to the wall surface of the water tank body 100, vibration can be sensed easily, detection sensitivity is improved, when the amount of water is reduced, electric charge flows, and the conductive spring 220 can generate a detection signal and output the detection signal outwards.
In some embodiments of the present invention, the capacitive sensing assembly 200 further includes a conductive cap 230, the conductive cap 230 covers one end of the conductive spring 220, the conductive cap 230 abuts against an outer sidewall of the water tank body 100, the conductive cap 230 may be made of metal or alloy material such as iron, copper, aluminum, etc., and the conductive cap 230 may increase a sensing area and improve a sensing sensitivity.
In some embodiments of the present invention, as shown in fig. 2 and 3, when the capacitive detection element 200 is used to detect whether water exists in the water storage cavity 110, the capacitive detection element 200 may be located below the water tank body 100, water is generally deposited below the water storage cavity 110 due to gravity, and when the capacitive detection element 200 does not sense the presence of water, it can be verified that no water exists in the water storage cavity 110.
In some embodiments of the present invention, generally, water cannot be completely drained from the water tank body 100, and a small amount of accumulated water is located on the surface of the bottom of the water storage cavity 110, but it can also be considered that there is no water in the water tank body 100 at this time, in order to prevent the capacitive detection assembly 200 from being misjudged, the water tank body 100 is provided with the boss 300 at the bottom of the water storage cavity 110, the position of the boss 300 corresponds to the capacitive detection assembly 200, the detection range of the capacitive detection assembly 200 is the position of the boss 300, and is under the action of gravity, if there is only a small amount of accumulated water in the water tank body 100, water cannot be deposited on the boss 300, so that misjudgment of the capacitive detection assembly 200 can be prevented, and the accuracy of the judgment is improved.
Specifically, as shown in fig. 4, the outer wall profile of the boss 300 is provided with an inclined surface or a circular arc surface, thereby facilitating the water to flow away from the surface of the boss 300.
In some embodiments of the present invention, the water outlet 120 is located below the water storage cavity 110, so that water can flow out of the water storage cavity 110 as much as possible during draining, and the capacitive detection assembly 200 is prevented from being misjudged.
All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. A water tank for capacitive water volume detection, comprising:
the water tank body is internally provided with a water storage cavity;
the capacitive detection assembly is arranged on the outer side wall of the water tank body and can sense the water quantity in the water storage cavity.
2. A water tank for capacitive water volume detection as claimed in claim 1, wherein: the capacitive detection assembly comprises a mounting seat and a conductive spring, the mounting seat is connected with the water tank body, the conductive spring is arranged on the mounting seat, and one end of the conductive spring is abutted to the outer side wall of the water tank body.
3. A water tank for capacitive water volume detection as claimed in claim 2, wherein: the capacitive detection assembly further comprises a conductive sleeve cover, the conductive sleeve cover covers one end of the conductive spring, and the conductive sleeve cover is abutted to the outer side wall of the water tank body.
4. A water tank for capacitive water volume detection as claimed in claim 1, wherein: the capacitance type detection assembly is located below the water tank body.
5. A water tank for capacitive water volume detection as claimed in claim 4, wherein: the water tank body is provided with a boss at the bottom of the water storage cavity, and the position of the boss corresponds to the capacitance type detection component.
6. A water tank for capacitive water volume detection as claimed in claim 5, wherein: the outer wall profile of the boss is provided with an inclined surface or an arc surface.
7. The water tank for capacitive water volume detection as recited in claim 4, wherein: the water tank body is provided with a water outlet communicated with the water storage cavity, and the water outlet is positioned below the water storage cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471710.0U CN216446142U (en) | 2021-10-13 | 2021-10-13 | Water tank for capacitive water quantity detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122471710.0U CN216446142U (en) | 2021-10-13 | 2021-10-13 | Water tank for capacitive water quantity detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216446142U true CN216446142U (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122471710.0U Active CN216446142U (en) | 2021-10-13 | 2021-10-13 | Water tank for capacitive water quantity detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216446142U (en) |
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2021
- 2021-10-13 CN CN202122471710.0U patent/CN216446142U/en active Active
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