CN218552079U - Convenient to use's liquid heater - Google Patents
Convenient to use's liquid heater Download PDFInfo
- Publication number
- CN218552079U CN218552079U CN202223059092.XU CN202223059092U CN218552079U CN 218552079 U CN218552079 U CN 218552079U CN 202223059092 U CN202223059092 U CN 202223059092U CN 218552079 U CN218552079 U CN 218552079U
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- China
- Prior art keywords
- coil
- heating
- circuit board
- liquid heater
- container body
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- 239000007788 liquid Substances 0.000 title claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 85
- 230000008878 coupling Effects 0.000 claims abstract description 13
- 238000010168 coupling process Methods 0.000 claims abstract description 13
- 238000005859 coupling reaction Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 12
- 238000005485 electric heating Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Abstract
The utility model provides a liquid heater convenient to use, which comprises a heating base and a heating container, wherein the heating base is provided with a heating disc, a control circuit board and a first coil electrically connected with the control circuit board, the heating container comprises a container body, and a temperature sensor, a second coil and a temperature acquisition circuit board which are fixed on the container body, and the temperature sensor and the second coil are both electrically connected with the temperature acquisition circuit board; the second coil is wound on the outer periphery of the lower end of the container body, the first coil is annularly arranged on the outer periphery of the heating disc, and the second coil is connected with the first coil in an electromagnetic coupling mode when the heating container is placed on the heating base. Through improving the mounted position of heating base and heating container on coil separately, let heating container place need not to carry out the counterpoint according to predetermined specific position and place when heating base to convenience of customers uses.
Description
Technical Field
The utility model belongs to the technical field of domestic appliance and specifically relates to a convenient to use's liquid heater is related to.
Background
The heating container and the heating base of the common liquid heaters such as all-glass health preserving kettles, electric ceramic ovens, induction cookers, medicine decocting kettles and the like are usually in a separable structure. In order to make the heating base know the real-time heating temperature of the heating container, a temperature sensor (generally an NTC thermistor) is disposed in the heating container, and a coil is disposed on each of the heating container and the heating base for point-to-point wireless coupling transmission of a temperature signal, as disclosed in CN 201612505U. However, in the prior art, a structure that two coils are used for performing point-to-point wireless transmission of temperature signals is required to ensure that the coil of the heating container and the coil of the heating base can perform point-to-point wireless coupling in the same direction during use, so that the heating container must be placed on the heating base according to a preset direction during use, which is inconvenient to use and needs to improve the use experience.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the technical problem who exists among the prior art at least, provide a liquid heater, through improving the mounted position of coil separately on heating base and the heating container, let the heating container place need not to carry out the counterpoint according to predetermined specific position when heating the base and place to convenience of customers uses.
The utility model provides a liquid heater convenient to use, which comprises a heating base and a heating container, wherein the heating base is provided with a heating disc, a control circuit board and a first coil electrically connected with the control circuit board, the heating container comprises a container body, and a temperature sensor, a second coil and a temperature acquisition circuit board which are fixed on the container body, and the temperature sensor and the second coil are both electrically connected with the temperature acquisition circuit board; the second coil is wound on the outer periphery of the lower end of the container body, the first coil is annularly arranged on the outer periphery of the heating disc, and the second coil is connected with the first coil in an electromagnetic coupling mode when the heating container is placed on the heating base.
In some preferred embodiments, the inner side surface of the heating base is provided with a coil mounting cavity, the coil mounting cavity surrounds the outer periphery of the heating plate, and the first coil is fixed in the coil mounting cavity.
In some preferred embodiments, a ring-shaped coil support is arranged in the coil mounting cavity, and the coil support presses the first coil on the top end of the coil mounting cavity.
In some preferred embodiments, a heat insulation wall is arranged between the coil installation cavity and the heating plate, the lower end of the coil support is fixed with the heat insulation wall, and the first coil is fixed in the coil installation cavity by the upper end of the coil support.
In some preferred embodiments, a fixing ring is sleeved on the outer periphery of the lower end of the container body, and the second coil is hidden in the fixing ring.
In some preferred embodiments, the spacing between the second coil and the first coil is between 3-25mm.
In some preferred embodiments, a handle mounting position is arranged on one side surface of the container body, a handle is fixed at the handle mounting position, and the temperature acquisition circuit board is hidden in the handle.
In some preferred embodiments, the temperature sensor is fixed at the handle mounting position and is electrically connected with the temperature acquisition circuit board through a lead.
In some preferred embodiments, an electric heating element is arranged on the inner side surface of the heating plate.
In some preferred embodiments, the container body is integrally formed from stainless steel or glass.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a with the winding of second coil at the lower extreme periphery side of vessel, first coil ring is established in the periphery side of dish that generates heat, makes vessel place on the dish that generates heat of heating base with arbitrary position, and the homoenergetic lets second coil and first coil form electromagnetic coupling relation of connection, lets heating container place need not to carry out the counterpoint according to predetermined specific position when heating the base and places, and simple structure and convenience of customers use are favorable to improving and use and experience.
Drawings
FIG. 1 is a perspective view of one embodiment of a liquid heater.
FIG. 2 is a schematic view of a half-section of one embodiment of a liquid heater.
Detailed Description
To further clarify the technical solutions and effects adopted by the present application to achieve the intended purpose, the following detailed description is given with reference to the accompanying drawings and preferred embodiments according to the present application. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in connection with figures 1 and 2. The liquid heater comprises a heating base 1 and a heating container 2 for heating liquid, the heating base 1 is provided with a heating plate 11, a control circuit board 13 and a first coil 16 electrically connected with the control circuit board 13, the heating container 2 comprises a container body 21, and a temperature sensor 5, a second coil 4 and a temperature acquisition circuit board 6 which are fixed on the container body 21, and the temperature sensor 5 and the second coil 4 are electrically connected with the temperature acquisition circuit board 6; when the heating container 2 is placed on the heating base 1, the heating plate 11 heats the container body 21, the second coil 4 is connected with the first coil 16 in an electromagnetic coupling mode, the temperature sensor 5 detects that the temperature of liquid in the container body 21 is connected with the first coil 16 in an electromagnetic coupling mode through the second coil 4, and the temperature is wirelessly transmitted to the control circuit board 13.
The utility model discloses a main improvement part lies in: the second coil 4 is wound on the outer periphery of the lower end of the container body 21, and the first coil 16 is arranged around the outer periphery of the heating plate 11, so that when the container body 21 is placed on the heating plate 11 of the heating base 1 in any direction, the second coil 4 and the first coil 16 can form an electromagnetic coupling connection relation. This kind of structure lets liquid heater in the use, and heating container 2 need not to carry out the counterpoint according to predetermined specific position when placing heating base 1 and places to convenience of customers uses, improves and uses experience.
The heating base 1 has a heating plate 11, and an electric heating element 12 is disposed on an inner side of the heating plate 11, for example, the electric heating element 12 is a heating tube embedded in the inner side of the heating plate 11, so as to transfer heat to the heating container 2 through the heating plate 11 for heating.
A coil installation cavity 14 is arranged on the inner side surface of the heating base 1, the coil installation cavity 14 surrounds the outer periphery side of the heating plate 11, and a first coil 16 is fixed in the coil installation cavity 14. Through setting up coil installation cavity 14 and being located the periphery side of heating plate 11 for first coil 16 and heating plate 11 have sufficient interval, reduce the heat conduction that heating plate 11 produced to first coil 16, are favorable to improving the life and the reliability of first coil 16.
The first coil 16 may be secured within the coil mounting cavity 14 using conventional securing means. In the illustrated configuration, an annular coil holder 15 is provided in the coil mounting chamber 14, and the coil holder 15 presses the first coil 16 against the top end of the coil mounting chamber 14. The coil support 15 is used for fixing the first coil 16, so that the assembly is simple and the subsequent disassembly and assembly maintenance is convenient.
A heat insulating wall 17 is provided between the coil mounting cavity 14 and the heating plate 11, and the heat of the heating plate 11 is reduced by the heat insulating wall 17 from being radiated toward the coil mounting cavity 14.
And, the heat insulating wall 17 also facilitates fixing the coil support 15. In some embodiments, the lower end of the coil support 15 is fixed to the lower end of the heat insulating wall 17 by a fixing member 18 (e.g., a screw), and the upper end of the coil support 15 provides support for the first coil 16, so that the first coil 16 is fixed in the coil mounting cavity 14.
The container body 21 is generally integrally molded from a material having low thermal resistance, such as stainless steel or glass. In order to facilitate winding the second coil 4 around the lower end outer periphery of the container body 21, a fixing ring 3 is fitted around the lower end outer periphery of the container body 21, and the second coil 4 is hidden in the fixing ring 3. The second coil 4 can be protected by the fixing ring 3 and the second coil 4 can be wound around the outer peripheral side of the lower end of the container body 21.
When the container body 21 is placed on the heating plate 11 of the heating base 1 in any orientation, the distance between the second coil 4 and the first coil 16 is preferably between 3 and 25mm, so as to ensure that the second coil 4 and the first coil 16 can form a reliable electromagnetic coupling connection relationship.
In some embodiments, a handle mounting position is provided on one side of the container body 21, a handle 22 is fixed on the handle mounting position, and the temperature collecting circuit board 6 is hidden in the handle 22. And, temperature sensor 5 fixes in handle installation position, and temperature sensor 5's sense terminal stretches into inside container body 21, and temperature sensor 5's signal end is hidden in handle 22, utilizes the wire to be connected with the temperature acquisition circuit board 6 electricity that sets up in handle 22 equally, and required wire is shorter, is favorable to practicing thrift the cost. Moreover, the temperature sensor 5 and the temperature acquisition circuit board 6 are hidden by the handle 22, so that the overall appearance of the heating container 2 is not affected.
The temperature signal collected by the temperature sensor 5 is transmitted to the temperature collecting circuit board 6 through a wire, and the temperature signal is wirelessly transmitted by the temperature collecting circuit board 6 in an electromagnetic manner through the second coil 4 toward the first coil 16. The operating principle of the wireless transmission of the temperature through the electromagnetic coupling connection between the second coil 4 and the first coil 16 is the same as that of the prior art in which two coils are used to perform point-to-point wireless transmission of the temperature signal, which can also refer to the technical solutions disclosed in CN201612505U or other patents, and will not be described in detail herein.
When the second coil 4 is connected to the first coil 16 in an electromagnetic coupling manner, the electromagnetic wave can transmit not only a temperature signal but also electric energy. Based on the basic principle of electromagnetic induction, the second coil 4 obtains electric energy through electromagnetic coupling with the first coil 16, and provides necessary working power supply for the temperature acquisition circuit board 6 or/and the temperature sensor 5.
The liquid heater can correspond to a health preserving kettle, a medicine decocting kettle and other products, which are not exemplified herein.
The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. A liquid heater convenient to use comprises a heating base and a heating container, wherein the heating base is provided with a heating disc, a control circuit board and a first coil electrically connected with the control circuit board, the heating container comprises a container body, a temperature sensor, a second coil and a temperature acquisition circuit board, the temperature sensor, the second coil and the temperature acquisition circuit board are fixed on the container body, and the temperature sensor and the second coil are electrically connected with the temperature acquisition circuit board; the method is characterized in that: the second coil is wound on the outer periphery of the lower end of the container body, the first coil is annularly arranged on the outer periphery of the heating plate, and the second coil is connected with the first coil in an electromagnetic coupling mode when the heating container is placed on the heating base.
2. The liquid heater of claim 1, wherein: the medial surface of heating base is equipped with the coil installation cavity, and the coil installation cavity encircles the periphery side that generates heat the dish, and first coil is fixed in the coil installation cavity.
3. The liquid heater of claim 2, wherein: a circular coil support is arranged in the coil mounting cavity, and the first coil is pressed on the top end of the coil mounting cavity by the coil support.
4. The liquid heater of claim 3, wherein: be equipped with the thermal-insulated wall between coil installation cavity and the dish that generates heat, the lower extreme and the thermal-insulated wall of coil support are fixed, and the upper end of coil support is fixed first coil in the coil installation cavity.
5. The liquid heater of claim 1, wherein: a fixing ring is sleeved on the outer periphery of the lower end of the container body, and the second coil is hidden in the fixing ring.
6. The liquid heater of claim 1, wherein: the distance between the second coil and the first coil is 3-25mm.
7. The liquid heater of claim 1, wherein: a handle mounting position is arranged on one side face of the container body, a handle is fixed at the handle mounting position, and the temperature acquisition circuit board is arranged in the handle in a hidden mode.
8. The liquid heater of claim 7, wherein: the temperature sensor is fixed at the handle mounting position and is electrically connected with the temperature acquisition circuit board through a wire.
9. The liquid heater of claim 1, wherein: the inner side surface of the heating plate is provided with an electric heating element.
10. The liquid heater of claim 1, wherein: the container body is integrally formed by stainless steel or glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223059092.XU CN218552079U (en) | 2022-11-15 | 2022-11-15 | Convenient to use's liquid heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223059092.XU CN218552079U (en) | 2022-11-15 | 2022-11-15 | Convenient to use's liquid heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218552079U true CN218552079U (en) | 2023-03-03 |
Family
ID=85324253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223059092.XU Active CN218552079U (en) | 2022-11-15 | 2022-11-15 | Convenient to use's liquid heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218552079U (en) |
-
2022
- 2022-11-15 CN CN202223059092.XU patent/CN218552079U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: No.5-2-1, Fu'an intensive industrial zone, Fuliu village committee, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee after: BEAR ELECTRIC APPLIANCE Co.,Ltd. Guo jiahuodiqu after: Zhong Guo Patentee after: Foshan Xiaoxiong Kitchen Electrical Co.,Ltd. Address before: 528300 No.4, no.5-2-1, Fu'an intensive industrial zone, Fuyu village committee, Leliu street, Shunde District, Foshan City, Guangdong Province Patentee before: Foshan Xiaoxiong Kitchen Electrical Co.,Ltd. Guo jiahuodiqu before: Zhong Guo |
|
| TR01 | Transfer of patent right |