CN211551715U - A switching device and electromagnetism kitchen for electromagnetism kitchen - Google Patents
A switching device and electromagnetism kitchen for electromagnetism kitchen Download PDFInfo
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- CN211551715U CN211551715U CN202020165974.6U CN202020165974U CN211551715U CN 211551715 U CN211551715 U CN 211551715U CN 202020165974 U CN202020165974 U CN 202020165974U CN 211551715 U CN211551715 U CN 211551715U
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Abstract
The embodiment of the utility model relates to a switching device and an electromagnetic stove for an electromagnetic stove, which comprises a magnetic knob, a glass panel and a circuit board which are arranged in sequence from top to bottom, wherein at least two magnetic elements are arranged in the magnetic knob, the two magnetic elements are respectively a first magnetic element and a second magnetic element, and the first magnetic element is positioned in the center of the magnetic knob; the circuit board is provided with a plurality of Hall elements and a third magnetic element which is magnetically connected with the first magnetic element, corresponding to the first magnetic element. This a switching device for electromagnetism kitchen is used for magnetic force to adsorb the first magnetic element who separates glass panels through third magnetic element, and according to hall electromagnetic effect, the change of second magnetic element position can influence hall element's output level, and the little the control switch gear of level control switch gear switching according to hall element output of electromagnetism kitchen, and this a switching device for electromagnetism kitchen's glass panels does not need the trompil, can not make glass panels's poor performance, processing cost height.
Description
Technical Field
The utility model relates to an electromagnetic oven technical field especially relates to a switching device for electromagnetic oven.
Background
The induction cooker is also called as an induction cooker, is a product of modern kitchen revolution, and directly generates heat at the bottom of a pot without open fire or conduction heating, so that the heat efficiency is greatly improved.
Some switches of present electromagnetism kitchen adopt touch switch, and some adopt code formula knob switch, and code formula knob switch drives the coding switch through rotatory knob and rotates together, changes the resistance value of access in the circuit to produce different partial pressure values, read the partial pressure value by the little the control unit MCU of electromagnetism kitchen again, obtain different gears according to the size of partial pressure value.
As shown in fig. 3, the existing coded knob electromagnetic stove drives the coding switch 2 arranged on the circuit board 5 to rotate through the knob 1, so that the knob 1 is connected with the coding switch 2, a through hole 4 needs to be formed in the glass panel 3 of the electromagnetic stove, the knob 1 is connected with the coding switch 2 through the through hole 4, but the following problem exists in the hole opening of the glass panel 3:
firstly, the procedure of producing the glass panel is increased, the reject ratio of the processed product is increased, and the production cost is increased;
secondly, the mechanical strength of the glass panel is reduced;
thirdly, the glass panel of the electromagnetic oven has poor sealing performance, and a waterproof design needs to be added to the glass panel with the hole, so that the production cost is increased.
In summary, the connection of the coding switch and the button without the need of forming a hole on the glass panel of the electromagnetic cooker is a technical problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses a switching device and electromagnetism kitchen for trompil leads to the mechanical strength decline and the poor technical problem of leakproofness of production glass panels process increase, glass panels on the glass panels of having solved current electromagnetism kitchen.
The embodiment of the utility model provides a switching device for electromagnetic range, include from last to having set gradually magnetism knob, glass panels and circuit board down, install two piece at least magnetic elements in the magnetism knob, two magnetic elements are first magnetic element and second magnetic element respectively, first magnetic element is located the center of magnetism knob; and the circuit board is provided with a plurality of Hall elements and a third magnetic element which is magnetically connected with the first magnetic element corresponding to the first magnetic element.
Preferably, the second magnetic element is arranged at the edge of the magnetic knob and is arranged on the circuit board right below the moving track of the hall element along the second magnetic element.
Preferably, a slot cavity for accommodating the magnetic element is formed inside the magnetic knob.
Preferably, the first magnetic element, the second magnetic element and the third magnetic element are magnets.
Preferably, the first magnetic element, the second magnetic element, and the third magnetic element are strong magnets.
Preferably, the magnetic knob is located above the glass panel, the circuit board is located below the glass panel, and the first magnetic element and the third magnetic element are magnetically connected to connect the magnetic knob and the circuit board.
Preferably, the third magnetic element is fixedly arranged on the circuit board, and each hall element is fixed on the circuit board around the third magnetic element.
Preferably, the magnetic knob is movably arranged on the glass panel.
Preferably, at least two hall elements are arranged on the circuit board.
The utility model also provides an induction cooker, including the aforesaid be used for induction cooker's switching device.
According to the technical solution provided by the utility model, the embodiment of the utility model has the following advantage:
the switch device for the electromagnetic stove provided by the embodiment of the utility model is characterized in that the first magnetic element and the second magnetic element arranged inside the magnetic knob and the third magnetic element connected with the first magnetic element arranged on the circuit board are used for magnetically adsorbing the first magnetic element which is positioned at the center inside the magnetic knob and separated from the glass panel, so that the magnetic knob can not fall off from the glass panel or move laterally; hall element is used for responding to the second magnetic element of the inside border position of magnetism knob, according to hall electromagnetic effect, when rotatory magnetism knob, second magnetic element rotates along with the rotation of magnetism knob, the change of second magnetic element position can influence Hall element's output level, the little the control switch gear switching of level control switch that the little the control unit of electromagnetism kitchen exported according to Hall element, this a switching device for electromagnetism kitchen's glass panels does not need the trompil, can not make glass panels's poor performance, the processing cost is high. The problems that the process of producing the glass panel is increased due to the fact that holes are formed in the glass panel of the existing induction cooker, the mechanical strength of the glass panel is reduced, and the sealing performance is poor are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a switch device for an induction cooker according to an embodiment of the present invention.
Fig. 2 is an exploded schematic view of a magnetic knob of a switch device for an electromagnetic range according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a switching device of a conventional induction cooker.
Detailed Description
The embodiment of the utility model discloses a switching device and electromagnetism kitchen for trompil leads to the mechanical strength decline and the poor technical problem of leakproofness of production glass panels process increase, glass panels on the glass panels of having solved current electromagnetism kitchen.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments.
The first embodiment is as follows:
fig. 1 is a schematic structural view of a switching device for an induction cooker according to an embodiment of the present invention,
fig. 2 is an exploded schematic view of a magnetic knob of a switch device for an electromagnetic range according to an embodiment of the present invention.
As shown in fig. 1 and fig. 2, a switching device for an induction cooker provided in an embodiment of the present invention includes a magnetic knob 10, a glass panel 20, and a circuit board 30 sequentially arranged from top to bottom, at least two magnetic elements are installed in the magnetic knob 10, the two magnetic elements are a first magnetic element 11 and a second magnetic element 12, respectively, and the first magnetic element 11 is located at the center of the magnetic knob 10; the circuit board 30 is provided with a plurality of hall elements 31 and a third magnetic element 32 magnetically connected to the first magnetic element 11, corresponding to the first magnetic element 11.
In an embodiment of the present invention, the second magnetic element 12 is located at an edge of the magnetic knob 10, and is disposed on the circuit board 30 directly under a moving track of the hall element 31 along the second magnetic element 12. The magnetic knob 10 is internally provided with a slot cavity 13 for accommodating the magnetic element.
The magnetic knob 10 may be circular or rectangular in shape. In this embodiment, the magnetic knob 10 has a circular shape, the cavity 13 in the magnetic knob 10 may have a circular shape or a sector shape, the second magnetic element 12 is disposed along the circumference, and the first magnetic element 11 is disposed at the center of the magnetic knob. The magnetic element is arranged in the slot cavity 13 and can be fixed on the magnetic knob 10 by adopting a glue sticking mode, and can also be placed in the slot cavity 13 of the magnetic knob 10. The shape of the magnetic knob 10 of the above-mentioned various components is only an exemplary illustration and is not a limitation in the present application, and those skilled in the art can arrange it as needed and will not be described in detail herein.
In an embodiment of the present invention, the first magnetic element 11, the second magnetic element 12 and the third magnetic element 31 are magnets.
The first magnetic element 11, the second magnetic element 12, and the third magnetic element 31 are strong magnets. The magnet is capable of generating a magnetic field and has a property of attracting a ferromagnetic substance such as iron, nickel, cobalt, or the like.
In an embodiment of the present invention, the magnetic knob 10 is located above the glass panel 20, the circuit board 30 is located below the glass panel 20, and the magnetic connection between the first magnetic element 11 and the third magnetic element 32 connects the magnetic knob 10 and the circuit board 30. The third magnetic element 32 is fixedly disposed on the circuit board 30, and each hall element 31 is fixed on the circuit board 30 around the third magnetic element 32. The magnetic knob 10 is movably arranged on the glass panel 20.
In this embodiment, the magnetic knob 10 is used for human-computer interaction, the first magnetic element 11 is installed inside the magnetic knob 10 and is disposed at the center of the cavity of the magnetic knob 10, and the second magnetic element 12 is disposed at the edge of the cavity of the magnetic knob 10. When the gear of the induction cooker needs to be changed, a user can place the magnetic knob 10 on the glass panel 20 for rotation adjustment, and the magnetic knob 10 can be taken down from the glass panel 20 when the induction cooker is not used, so that the induction cooker is convenient for the user to use.
The glass panel 20 is a stove panel of an electromagnetic stove and is used for placing a heating pot, and the glass panel 20 is separated between the magnetic knob 10 and the circuit board 30; the magnetic knob 10 is movably placed on the glass panel 20. The third magnetic element 32 is positioned right below the first magnetic element 11 and is fixedly arranged on the circuit board 30, when the magnetic knob 10 is placed on the glass panel 20, the first magnetic element 11 is magnetically connected with the third magnetic element 32, and the third magnetic element 32 is used for magnetically adsorbing the first magnetic element positioned at the center in the magnetic knob 10 which is separated from the glass panel 20, so that the magnetic knob 10 cannot fall off or move laterally from the glass panel 20; the hall element 31 is used for sensing the second magnetic element 12 at the inner edge position of the magnetic knob 10, when the magnetic knob 10 is rotated, the second magnetic element 12 rotates along with the rotation of the magnetic knob 10, according to the hall electromagnetic effect, the output level of the hall element 31 is influenced by the change of the position of the second magnetic element 12, and the micro control unit of the induction cooker controls the switch gear switching according to the level output by the hall element 31.
It should be noted that the hall element 31 is a semiconductor magneto-electric device, and it operates by using the hall effect. Specifically, when the second magnetic element 12 is located right above the hall element 31, the hall element 31 works to output a level, the hall element 31 is connected with the micro control unit of the induction cooker, and the micro control unit of the induction cooker starts a circuit of a corresponding gear according to the level output by the hall element 31. Because the circuit board 30 is provided with a plurality of hall elements 31, the second magnetic element 12 moves to different positions, and because each hall element 31 corresponds to a gear of the induction cooker, the hall element 31 at the position corresponding to the second magnetic element 12 on the circuit board 30 works, and when the magnetic knob 10 is rotated, the second magnetic element 12 rotates along with the rotation of the magnetic knob, so that the switching of different gears of the induction cooker is realized.
Compared with the prior art, the switch device for the electromagnetic stove in the embodiment of the application is characterized in that the first magnetic element and the second magnetic element which are arranged inside the magnetic knob and the third magnetic element which is arranged on the circuit board and is connected with the first magnetic element are used for magnetically adsorbing the first magnetic element which is positioned at the center inside the magnetic knob and is separated from the glass panel, so that the magnetic knob cannot fall off or move laterally from the glass panel; hall element is used for responding to the second magnetic element of the inside border position of magnetism knob, according to hall electromagnetic effect, when rotatory magnetism knob, second magnetic element rotates along with the rotation of magnetism knob, the change of second magnetic element position can influence Hall element's output level, the little the control switch gear switching of level control switch that the little the control unit of electromagnetism kitchen exported according to Hall element, this a switching device for electromagnetism kitchen's glass panels does not need the trompil, can not make glass panels's poor performance, the processing cost is high. The problems that the process of producing the glass panel is increased due to the fact that holes are formed in the glass panel of the existing induction cooker, the mechanical strength of the glass panel is reduced, and the sealing performance is poor are solved.
Example two:
the embodiment of the utility model provides an in still provide an electromagnetic oven, including the switching device who is used for the electromagnetic oven.
It should be noted that the switch device for the induction cooker has been described in the first embodiment, and is not described in the present embodiment.
It is right above the utility model provides a switching device for induction cooker has introduced in detail, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.
Claims (10)
1. A switching device for an electromagnetic stove is characterized by comprising a magnetic knob, a glass panel and a circuit board which are sequentially arranged from top to bottom, wherein at least two magnetic elements are arranged in the magnetic knob, the two magnetic elements are respectively a first magnetic element and a second magnetic element, and the first magnetic element is positioned in the center of the magnetic knob; and the circuit board is provided with a plurality of Hall elements and a third magnetic element which is magnetically connected with the first magnetic element corresponding to the first magnetic element.
2. The switching device for the induction cooker according to claim 1, wherein the second magnetic member is provided at an edge of the magnetic knob, provided on the circuit board directly below a trajectory of the hall element moving along the second magnetic member.
3. The switching device for an induction cooker according to claim 1, wherein said magnetic knob is internally opened with a cavity for accommodating said magnetic element.
4. The switching device for an induction cooker according to claim 1, wherein said first magnetic element, said second magnetic element and said third magnetic element are magnets.
5. The switching device for the induction cooker according to claim 4, wherein the first magnetic element, the second magnetic element and the third magnetic element are strong magnets.
6. The switching device for an induction cooker according to claim 1, wherein said magnetic knob is located above said glass panel, said circuit board is located below said glass panel, and said first magnetic element and said third magnetic element are magnetically connected to connect said magnetic knob and said circuit board.
7. The switching device for the induction cooker according to claim 1, wherein the third magnetic member is fixedly provided on the circuit board, and each of the hall elements is fixed on the circuit board around the third magnetic member.
8. The switching device for induction cooktops of claim 1, wherein the magnetic knob is movably disposed on the glass panel.
9. The switching device for an induction cooker according to claim 1, wherein at least 2 hall elements are provided on said circuit board.
10. An induction cooker, characterized by comprising the switching device for an induction cooker according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165974.6U CN211551715U (en) | 2020-02-13 | 2020-02-13 | A switching device and electromagnetism kitchen for electromagnetism kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020165974.6U CN211551715U (en) | 2020-02-13 | 2020-02-13 | A switching device and electromagnetism kitchen for electromagnetism kitchen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211551715U true CN211551715U (en) | 2020-09-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020165974.6U Active CN211551715U (en) | 2020-02-13 | 2020-02-13 | A switching device and electromagnetism kitchen for electromagnetism kitchen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211551715U (en) |
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2020
- 2020-02-13 CN CN202020165974.6U patent/CN211551715U/en active Active
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