CN215001736U - Electromagnetic oven - Google Patents

Abstract

The utility model discloses an electromagnetic oven, it includes: the induction cooker comprises an induction cooker body and a smoke exhaust device, wherein the induction cooker body comprises a first power supply module and a second power supply module which are electrically connected, and the first power supply module is used for being connected with a power supply and supplying power to the induction cooker body; the fume extractor with the electromagnetism stove body can be dismantled and be connected, including the powered module of electricity connection and the subassembly of discharging fume, the second power module with powered module electricity is connected to the subassembly power supply of discharging fume. Fume extractor and electromagnetism stove body can be dismantled to be connected in this application, and fume extractor gets the electricity to electromagnetism stove body is wireless, has solved fume extractor's power supply problem, and electromagnetism stove body and fume extractor are separable from this for the electromagnetism stove is not losing convenience when having the function of discharging fume, has still saved the setting of wiring and multi-joint, makes whole appearance succinct pleasing to the eye, has improved user's use sense.

Description

Electromagnetic oven

Technical Field

The utility model relates to a household electrical appliances field, concretely relates to electromagnetism stove.

Background

The electromagnetism stove is because cooks food through electromagnetic induction heating, and it is efficient to generate heat, and convenient to use safety, convenient to carry simultaneously, and easy to use all can use as long as there is the place of power, compares with traditional firing equipment and has very big advantage, has been used by more and more people. However, in many places, a range hood is not provided or cannot be installed, so that oil smoke generated when the induction cooker is used for cooking cannot be discharged in time, the oil smoke can pollute the environment and can also cause harm to a human body, and the induction cooker with the oil smoke discharging function is provided.

The existing induction cooker with the smoke exhaust function mainly connects an induction cooker body and a fan together, and oil smoke generated during cooking is sucked away by utilizing airflow generated by the fan. Wherein, electromagnetism stove body and the common integrated design of fan, consequently the current electromagnetism stove overall structure volume grow that has the function of discharging fume has all brought the inconvenience to each use links such as carrying, accomodating, packing, greatly reduced the convenience of electromagnetism stove.

SUMMERY OF THE UTILITY MODEL

For the technical problem who explains in solving above-mentioned background art, the utility model provides an electromagnetism stove, its fume extractor can dismantle with the electromagnetism stove body and be connected, and fume extractor gets the electricity to electromagnetism stove body is wireless, has solved fume extractor's power supply problem, and electromagnetism stove body and fume extractor are separable from this for the electromagnetism stove is not losing convenience when having the function of discharging fume, has still saved the setting of wiring and multi-joint, makes whole appearance succinct pleasing to the eye, has improved user's sense of use.

In order to achieve the purpose, the technical scheme is as follows:

an induction cooker comprises an induction cooker body and a smoke exhaust device, wherein the induction cooker body comprises a first power supply module and a second power supply module which are electrically connected, and the first power supply module is used for being connected with a power supply and supplying power to the induction cooker body; the fume extractor with the electromagnetism stove body can be dismantled and be connected, including the powered module of electricity connection and the subassembly of discharging fume, the second power module with powered module electricity is connected to the subassembly power supply of discharging fume.

By last, the electromagnetism stove body is got the electricity to the power through first power module, and fume extractor gets the electricity to the second power module wireless of electromagnetism stove body through receiving the module, when discharging fume, is supplied power in order to inhale away the oil smoke that cooks in-process produced to the subassembly of discharging fume by receiving the module. Therefore, the trouble of wiring is saved between the induction cooker body and the smoke exhaust device, the structural connection is not limited, the induction cooker body and the smoke exhaust device can be separated or combined, the user can selectively detach the induction cooker body and the smoke exhaust device according to the self requirement, the occupied space of the induction cooker is reduced when the induction cooker is stored, the defect caused by the integrated design is avoided, and the convenience and the attractiveness of the product are greatly improved. In addition, the smoke exhaust device and the induction cooker body are arranged to be detachable, the risk that the joint of the induction cooker body and the smoke exhaust device is broken when the induction cooker body and the induction cooker body are transported in a moving mode or stored and packaged is avoided, and the reliability of products is improved.

Further, the second power supply module and the power receiving module are electrically connected in a contact manner or in a non-contact manner. As will be understood by those skilled in the art, the contact type electrical connection includes PIN connection or magnetic attraction type connection, and the non-contact type electrical connection includes electromagnetic induction, magnetic resonance, microwave, etc. By adopting the electrical connection mode, no wiring is required between the second power supply module and the power receiving module, and no redundant joint is required, so that the convenience and the attractiveness of the product are greatly improved. It should be noted that the present document includes, but is not limited to, the above-mentioned connection modes in the contact type electrical connection or the non-contact type electrical connection.

Further, the second power supply module comprises a first power supply conversion module and a first induction coil, wherein the first power supply conversion module is connected with the first power supply module and is used for converting the electric energy provided by the first power supply module into a first alternating current; the first induction coil is used for generating an alternating magnetic field through a first alternating current.

Therefore, the first power supply conversion module converts the current provided for the second power supply module through the first power supply module into the first alternating current, so that an alternating magnetic field can be generated when the first alternating current passes through the first induction coil, and the power receiving module generates the current in the alternating magnetic field to supply power to the smoke exhaust assembly. Therefore, the second power supply module and the power receiving module supply power to the smoke exhaust assembly by utilizing the principle of electromagnetic induction, so that the smoke exhaust device realizes the space-based power taking, and the convenience of products is greatly improved.

Further, the first power supply conversion module comprises a first power supply conversion circuit, a resonance circuit and a first main control unit, wherein the first power supply conversion circuit is respectively connected with the first power supply module and the first main control unit, and is used for performing at least one of voltage transformation, rectification and filtering on an electric signal provided by the first power supply module and supplying power to the first main control unit; the resonant circuit is respectively connected with the first power supply conversion circuit and the first main control unit and is used for generating the first alternating current under the control of the first main control unit.

Therefore, in the first power supply conversion module, under the control of the first main control unit, the first power supply conversion circuit performs at least one of transformation, rectification and filtering on the electric signal provided by the first power supply module, and the resonant circuit converts the current provided by the first power supply conversion circuit into the first alternating current. From this, the current law that first power module provided is stable, therefore first alternating current law is stable, has guaranteed the stability of function of discharging fume.

Further, the resonant circuit includes a first induction coil and a resonant capacitor, where the first induction coil is used as an inductive load and forms a series resonant circuit or a parallel resonant circuit with the resonant capacitor. By this arrangement, the performance of the circuit is improved.

Further, the power receiving module includes a second induction coil and a second power supply transformation module, wherein the second induction coil is coupled to the alternating magnetic field and is configured to generate a second alternating current; the second power supply conversion module is respectively connected with the second induction coil and the smoke exhaust assembly and converts the second alternating current into direct current to supply power to the smoke exhaust assembly. Therefore, the second induction coil is coupled with the alternating magnetic field generated by the first induction coil to generate second alternating current, and the second power supply conversion module converts the second alternating current flowing to the smoke exhaust assembly from the second induction coil into direct current so as to continuously operate the smoke exhaust assembly and ensure the stability of the smoke exhaust function.

Further, the second power supply conversion module includes: and the second power supply conversion circuit is used for rectifying the second alternating current and supplying power to the smoke exhaust assembly.

Further, this application still includes third induction coil, third induction coil with first power module is connected, with first induction coil sets up separately. From this setting, third induction coil realizes the coil of other function demands for the electromagnetism stove body, and the power supply coil who has guaranteed fume extractor is solitary coil, consequently required efficiency when having maintained the electromagnetism stove body and having realized other functions can also realize the independent control of subassembly of discharging fume to first induction coil can independently set up in the optional position of electromagnetism stove, has made things convenient for first induction coil and second induction coil's cooperation design.

Further, the electromagnetism stove body still includes first installation department, fume extractor still include with first installation department complex second installation department, first installation department with the second installation department is connected or the buckle is connected through magnetism. Therefore, the connection structure of the induction cooker body and the smoke exhaust device is simple, convenient to detach, low in cost and not easy to damage, and the use reliability is improved.

Furthermore, the second power supply module and the first installation part are located on one side far away from the operation end of the induction cooker body, and the power receiving module and the second installation part are located on one side corresponding to the smoke exhaust device and the induction cooker body. From this setting for electromagnetism stove body is corresponding with the first installation department and the second installation department of fume extractor, can make first induction coil and second induction coil's coupling nature better, easy operation, convenience. Especially, when the electromagnetic oven body and the smoke exhaust device are both provided with the magnetic suction devices, the electromagnetic oven body and the smoke exhaust device can be coupled through the magnetic suction devices, so that the coil coupling performance is better, the smoke exhaust device and the electromagnetic oven body can be automatically sucked without focusing, and the operation is simple and convenient.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic view of a modular circuit of an induction cooker according to an embodiment of the present invention;

fig. 2 is a schematic view of a modular circuit of an induction cooker according to another embodiment of the present invention;

fig. 3 is a schematic diagram of a modular circuit of a first power conversion module according to an embodiment of the present invention;

fig. 4a and 4b are schematic structural diagrams of an induction cooker according to an embodiment of the present invention.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings, wherein the same reference numerals in the drawings denote the same components or similar components.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

Just as background art, the electromagnetism stove body and the fan integrated design usually in the electromagnetism stove that has the function of discharging fume among the prior art, consequently electromagnetism stove overall structure volume grow, all brought inconveniently to each use links such as carrying, accomodating, packing, greatly reduced the convenience and the aesthetic property of electromagnetism stove, electromagnetism stove body also has cracked risk with fume extractor junction.

Therefore, the present application provides an induction cooker, fig. 1 is a schematic view of a modular circuit of an induction cooker according to an embodiment of the present application, and fig. 4a and 4b are schematic structural diagrams of an induction cooker according to an embodiment of the present invention.

Referring to fig. 1, 4a and 4b, the induction cooker of the present application includes an induction cooker body 10 and a smoke exhaust device 20, the induction cooker body 10 includes a first power supply module 11 and a second power supply module 12 electrically connected, where the first power supply module 11 is used for connecting with a power supply and supplying power to the induction cooker body 10; the fume extractor 20 is detachably connected to the induction cooker body 10, and includes a power receiving module 21 and a fume extractor 22 electrically connected to each other, and the second power supply module 12 is electrically connected to the power receiving module 21 to supply power to the fume extractor 22.

Therefore, as can be understood by those skilled in the art, in the present embodiment, the electromagnetic oven body obtains electricity from the power supply through the first power supply module 11, the smoke exhaust device 20 obtains electricity from the second power supply module 12 of the electromagnetic oven body 10 through the power receiving module 21, and when smoke is exhausted, the power receiving module 21 supplies electricity to the smoke exhaust assembly 22 to suck away the oil smoke generated in the cooking process. Therefore, the wiring of independent power supply of the smoke exhaust device 20 can be omitted, the structural connection is not limited, the induction cooker body and the smoke exhaust device 20 can be separated or combined, a user can selectively disassemble or combine the induction cooker body and the smoke exhaust device 20 according to the requirement of the user, the occupied space of the induction cooker during storage is reduced, the use processes of storage, delivery packaging, moving taking, storage and the like of products are facilitated, and the convenience of the products is greatly improved. In addition, set up fume extractor 20 and electromagnetism stove body as dismantling, still avoided the cracked risk of electromagnetism stove body and the fume extractor 20 junction when removing the transportation or accomodate the packing, improved the use reliability of product.

For example, in the present embodiment, the second power supply module 12 and the power receiving module 21 are electrically connected in a contact manner or a non-contact manner. As will be understood by those skilled in the art, the contact-type electrical connection includes a PIN connection or a magnetic contact-type connection, and the non-contact-type electrical connection includes an electromagnetic induction, a magnetic resonance, or a microwave power supply. By adopting the above-mentioned exemplary electrical connection method, no wiring is required between the second power supply module 12 and the power receiving module 21, and no extra connector is required, so that the connection between the induction cooker body and the smoke exhaust device 20 is simple and reliable, and the convenience of the product is greatly improved. It should be noted that the present document includes, but is not limited to, the above-mentioned connection modes in the contact type electrical connection or the non-contact type electrical connection.

Exemplarily, in the present embodiment, as shown in fig. 2, the second power supply module 12 includes a first power supply conversion module 121 and a first induction coil 122, where the first power supply conversion module 121 is connected to the first power supply module and is configured to convert the electric energy provided by the first power supply module 11 into a first alternating current; the first induction coil 122 is used to generate an alternating magnetic field by a first alternating current.

Therefore, the first power supply conversion module 121 converts the current provided to the second power supply module 12 through the first power supply module 11 into the first alternating current, so that an alternating magnetic field can be generated when the first alternating current passes through the first induction coil 122, and the power receiving module 21 can generate the current in the alternating magnetic field, so that the power receiving module 21 can supply power to the smoke exhausting assembly 22. As can be understood by those skilled in the art, the second power supply module 12 and the power receiving module 21 supply power to the smoke exhausting assembly 22 by using the principle of electromagnetic induction, so that the smoke exhausting device 20 realizes air-to-air electricity taking, and the convenience of the product is greatly improved. The arrangement can be intuitively displayed in the structure: the fume extractor 20 can be arranged at different positions of the induction cooker body, so that a user can adjust the position of the fume extractor 20 according to different directions of fume, the fume extraction efficiency is improved, the outdoor cooking is particularly convenient, and the convenience of a product and the use feeling of the user are greatly improved.

Exemplarily, in this embodiment, as shown in fig. 3, the first power conversion module 121 includes a first power conversion circuit 1211, a resonant circuit 1212, and a first main control unit 1213, where the first power conversion circuit 1211 is connected to the first power module and the first main control unit 1213, respectively, and is configured to perform at least one of transformation, rectification, and filtering on an electrical signal provided by the first power module, and supply power to the first main control unit 1213; the resonant circuit 1212 is connected to the first power conversion circuit 1211 and the first main control unit 1213, respectively, and is configured to generate a first alternating current under the control of the first main control unit 1213.

In the first power conversion module 121, under the control of the first main control unit 1213, the first power conversion circuit 1211 performs at least one of transformation, rectification and filtering of the electrical signal provided by the first power conversion module, and the resonant circuit 1212 converts the current provided by the first power conversion circuit 121 into a first alternating current. From this, the current law that first power module provided is stable, therefore first alternating current law is stable, has guaranteed the stability of function of discharging fume.

Those skilled in the art will appreciate that, in a specific embodiment, the first master control unit 1213 may include a transformer, a rectifier, a filter, an LDO, and an MCU, and specific control may be implemented by the MCU.

Illustratively, in the present embodiment, the resonant circuit 1212 includes the first induction coil 122 and a resonant capacitor, wherein the first induction coil 122 and the resonant capacitor form a series resonant circuit 1212 or a parallel resonant circuit 1212 as an inductive load. Therefore, as can be understood by those skilled in the art, the first induction coil 122 may be used as an inductive load, and form the high-frequency resonant circuit 1212 by cooperating with a resonant capacitor, and may form a series resonance or a parallel resonance, and the resonant circuit 1212 may generate an alternating current signal and the alternating current generates an alternating magnetic field under the control of the MCU, so as to implement energy transfer and improve the performance of the circuit.

In a specific embodiment, the first induction coil 122 may be determined according to the shape of the induction cooker body and the placement position of the range hood, and may generally take a square or circular form. Generally, the wireless power-taking working frequency range is 10KHz-800KHz, the resonance capacitance is 0.1-0.68 uF, for example, the working frequency is set to 100KHz, the resonance capacitance is 0.1uF, then according to the formula:

the inductance of the coil can be calculated to be 25.356uH, and in the formula, the unit of frequencyIn Hz, the inductance is given in H and the capacitance is given in F. In other words, within the limited range of the winding coil, the requirement of the basic inductance is required to be met, generally not less than 10uH, and the resonance capacitance can be adjusted.

Exemplarily, in the present embodiment, as shown in fig. 2, the power receiving module 21 includes a second induction coil 211 and a second power supply conversion module 212, wherein the second induction coil 211 is coupled to the alternating magnetic field for generating a second alternating current; the second power supply conversion module 212 is connected to the second induction coil 211 and the smoke exhausting assembly 22, respectively, and converts the second alternating current into a direct current to power the smoke exhausting assembly 22. Therefore, the second induction coil 211 is coupled with the alternating magnetic field generated by the first induction coil 122 to generate a second alternating current, and the second power supply conversion module 212 converts the second alternating current flowing from the second induction coil 211 to the smoke exhaust assembly 22 into a direct current, so that the smoke exhaust assembly 22 continuously operates, and the stability of the smoke exhaust function is ensured.

Those skilled in the art will appreciate that the second power conversion module 212 may comprise a second power conversion circuit for rectifying the second alternating current and supplying power to the smoke evacuation assembly, wherein the second power conversion circuit may comprise a rectifier and a filter, the second induction coil 211 is coupled with the alternating magnetic field generated by the first induction coil 122 to generate a second alternating current, and the second alternating current rectifies the alternating current into a smooth direct current through the rectifier and the filter, and then directly supplies power to the smoke evacuation assembly 22 through the direct current. If the smoke exhausting device 20 needs to be controlled separately, the second power supply conversion module 12 may further include a second main control unit and a voltage stabilizing circuit disposed between the second power supply conversion circuit and the second main control unit, the second power supply conversion circuit supplies power to the second main control unit through the voltage stabilizing circuit, and the second main control unit may control the smoke exhausting assembly 22 to operate according to a preset smoke exhausting logic.

Illustratively, in this embodiment, the present application further includes a third induction coil, which is connected to the first power supply module 11 and is separately disposed from the first induction coil 122. From this setting, the third induction coil realizes the coil of other function demands for the electromagnetism stove body, has guaranteed that fume extractor 20's power supply coil is solitary coil, consequently has maintained required efficiency when the electromagnetism stove body realizes other functions, can also realize the independent control of subassembly 22 of discharging fume to first induction coil 122 can independently set up in the optional position of electromagnetism stove, has made things convenient for the cooperation design of first induction coil 122 with second induction coil 211.

In a specific embodiment, the third induction coil is a heating coil of the induction cooker body 10, and the heating coil of the induction cooker body 10 and the first induction coil 122 for supplying power to the smoke exhaust device 20 are separately disposed, so that the smoke exhaust component 22 of the smoke exhaust device 20 can be independently controlled, and those skilled in the art can understand that the smoke exhaust component 22 is generally a fan, and the second main control unit in the smoke exhaust device 20 can independently control the wind strength, the wind direction, the wind power range, and the like of the fan.

For example, in the present embodiment, as shown in fig. 4a and 4b, the induction cooker body 10 may further include a first mounting portion 13, the smoke exhausting device 20 may further include a second mounting portion 23 engaged with the first mounting portion 13, and the first mounting portion 13 and the second mounting portion 23 are connected by magnetic attraction or snap-fit connection. Therefore, the connection structure of the induction cooker body 10 and the smoke exhaust device 20 is simple, convenient to detach, low in cost, not easy to damage and capable of improving use reliability.

For example, in the present embodiment, the second power supply module 12 and the first mounting portion 13 are located on a side away from the operation end of the induction cooker body 10, and the power receiving module 21 and the second mounting portion 23 are located on a side of the smoke exhausting device 20 corresponding to the induction cooker body 10. Therefore, the first installation part 13 and the second installation part 23 of the induction cooker body 10 and the smoke exhaust device 20 correspond to each other, the coupling performance of the first induction coil 122 and the second induction coil 211 can be better, and the operation is simple and convenient. The technical personnel in the field can understand that especially when the electromagnetic oven body 10 and the smoke exhaust device 20 are both provided with the magnetic attraction devices, the electromagnetic oven body 10 and the smoke exhaust device 20 can be coupled through the magnetic attraction, so that the coil coupling performance is better, the automatic attraction of the smoke exhaust device 20 and the electromagnetic oven body 10 can be realized without focusing, and the operation is simple and convenient.

So far, the technical solutions of the present disclosure have been described in connection with the foregoing embodiments, but it is easily understood by those skilled in the art that the scope of the present disclosure is not limited to only these specific embodiments. The technical solutions in the above embodiments can be split and combined, and equivalent changes or substitutions can be made on related technical features by those skilled in the art without departing from the technical principles of the present disclosure, and any changes, equivalents, improvements, and the like made within the technical concept and/or technical principles of the present disclosure will fall within the protection scope of the present disclosure.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. An induction cooker, comprising:

the induction cooker comprises an induction cooker body and a control module, wherein the induction cooker body comprises a first power supply module and a second power supply module which are electrically connected, and the first power supply module is used for being connected with a power supply and supplying power to the induction cooker body;

fume extractor, with the electromagnetism stove body can be dismantled and be connected, including the powered module of electricity connection and the subassembly of discharging fume, second power module with powered module electricity is connected to the subassembly power supply of discharging fume.

2. The induction cooker according to claim 1, wherein the second power supply module is electrically connected to the power receiving module in a contact manner or a non-contact manner.

3. The induction cooking hob according to claim 1 or 2, characterized in, that the second power supply module comprises:

the first power supply conversion module is connected with the first power supply module and used for converting the electric energy provided by the first power supply module into first alternating current;

the first induction coil is used for generating an alternating magnetic field through a first alternating current.

4. The induction cooker according to claim 3, wherein said first power supply conversion module comprises: a first power supply conversion circuit, a resonance circuit and a first main control unit, wherein,

the first power supply conversion circuit is respectively connected with the first power supply module and the first main control unit, and is used for performing at least one of voltage transformation, rectification and filtering on an electric signal provided by the first power supply module and supplying power to the first main control unit;

and the resonant circuit is respectively connected with the first power supply conversion circuit and the first main control unit and is used for generating the first alternating current under the control of the first main control unit.

5. The induction hob according to claim 4, characterized in, that the resonance circuit comprises:

the inductive load control circuit comprises a first induction coil and a resonant capacitor, wherein the first induction coil is used as an inductive load and forms a series resonant circuit or a parallel resonant circuit with the resonant capacitor.

6. The induction cooker according to claim 3, wherein said power receiving module comprises:

a second induction coil coupled to the alternating magnetic field for generating a second alternating current;

and the second power supply conversion module is respectively connected with the second induction coil and the smoke exhaust assembly and converts the second alternating current into direct current to supply power to the smoke exhaust assembly.

7. The induction cooker according to claim 6, wherein said second power supply conversion module comprises: and the second power supply conversion circuit is used for rectifying the second alternating current and supplying power to the smoke exhaust assembly.

8. The induction cooker of claim 3, further comprising: and the third induction coil is connected with the first power supply module and is arranged separately from the first induction coil.

9. The induction cooker according to claim 1, wherein the induction cooker body further comprises a first mounting portion, the smoke exhaust device further comprises a second mounting portion matched with the first mounting portion, and the first mounting portion and the second mounting portion are connected through magnetic attraction or buckled.

10. The induction cooker according to claim 9,

the second power supply module and the first installation part are located on one side far away from the operation end of the induction cooker body, and the power receiving module and the second installation part are located on one side corresponding to the smoke exhaust device and the induction cooker body.

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