CN210179704U - Electromagnetic oven - Google Patents

Abstract

The embodiment of the utility model provides an induction cooker, including fan subassembly (10), fan subassembly (10) are in including fan support (12) and setting fan (11) on fan support (12), its characterized in that still includes: a display assembly (20), the display assembly (20) comprising a control module (30) and a display module (40); the display module (40) is arranged on the fan (11), the display module (40) comprises a plurality of luminous bodies, and the plurality of luminous bodies are respectively connected with the control module (30); the control module (30) is used for controlling the on and off of the plurality of luminous bodies when the fan (11) drives the display module (40) to rotate so as to display the working state of the induction cooker. The embodiment reduces the wiring difficulty and cost of the induction cooker display.

Description

Electromagnetic oven

Technical Field

The embodiment of the utility model provides a relate to household electrical appliances technical field, especially relate to an induction cooker.

Background

The induction cooker is a common household appliance for heating, and when the induction cooker works, high-frequency alternating current is utilized to pass through the coil panel so as to enable the bottom of a pot placed on the induction cooker to generate eddy current, so that the pot arranged on the induction cooker is heated.

In the prior art, an induction cooker includes a bottom case and an operation panel disposed on the bottom case, where the operation panel is used to obtain an operation instruction of a user and display a working state of the induction cooker. The display of the induction cooker is mainly realized by arranging a Light Emitting Diode (LED) nixie tube on an operation panel.

However, the wiring is performed by the LED nixie tube, and the wiring difficulty and the cost of the operation panel are high.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an electromagnetic oven to solve the wiring of LED charactron at least, operating panel not only lays the wiring degree of difficulty and greatly still problem with high costs.

The utility model provides an electromagnetic oven, including the fan subassembly, the fan subassembly includes the fan, still includes: the display assembly comprises a control module and a display module; wherein

The display module is arranged on the fan and comprises a plurality of luminous bodies, and the luminous bodies are respectively connected with the control module;

the control module is used for controlling the display states of the plurality of luminous bodies when the fan drives the display module to rotate so as to display the working state of the induction cooker.

The electromagnetism stove that this embodiment provided, this electromagnetism stove include the fan subassembly, and this fan subassembly includes the fan, and this electromagnetism stove still includes: the display assembly comprises a control module and a display module; the display module is arranged on the fan and comprises a plurality of luminous bodies, and the plurality of luminous bodies are respectively connected with the control module; the control module is used for controlling the display state of the LED lamps when the fan drives the display module to rotate, the luminous bodies are formed by points, the required display effect is formed by utilizing the visual persistence principle of human eyes, and the display module is arranged on the fan, so that the wiring difficulty and the cost of the operation panel are reduced to display the working state of the induction cooker.

In one possible design, further comprising: an infrared sensing module including an infrared emitter and an infrared receiver, wherein

The infrared transmitter is arranged on the fan, and the infrared receiver is arranged at a position opposite to the fan; or the infrared receiver is arranged on the fan, and the infrared transmitter is arranged at a position opposite to the fan;

the infrared receiver is also connected with the control module and is used for receiving infrared signals from the infrared transmitter when the infrared transmitter is aligned to the infrared receiver in the rotation process of the fan;

the control module is specifically used for controlling the display states of the plurality of luminous bodies when the time difference between two adjacent infrared signals is smaller than a preset value, so as to display the working state of the induction cooker.

Through setting up infrared transmitter and infrared receiver, can carry out the switch that shows as a plurality of luminous bodies of control, when infrared signal that infrared receiver received reflects the rotational speed that goes out the fan and is located predetermined stable rotational speed, just can control the display state of a plurality of luminous bodies, too early control luminous body and the not good problem of display effect and too late control luminous body and the not good problem of display effect when avoiding the start and shutting down.

In a possible design, the position opposite to the fan is a position on a panel of the induction cooker or a position on a base of the induction cooker.

The relative position can be a panel of the induction cooker or a base of the induction cooker, and the relative position can be flexibly selected according to the design of the induction cooker, so that multiple possibilities are provided for the design of the induction cooker.

In one possible design, the fan assembly further includes a fan support, the fan is mounted above the fan support, and a position opposite to the fan is a position on the fan support.

This relative position is fan support, can guarantee that infra-red transmitter and infrared receiver all are located the fan subassembly, the whole assembly of being convenient for.

In a possible design, the fan includes a rotating portion and fan blades arranged on the periphery of the rotating portion, the display module is arranged on the rotating portion, and the infrared receiver or the infrared transmitter is arranged on the fan blades.

With this display module setting in this rotation portion, can guarantee that a plurality of LED lamps are located the coplanar, guaranteed display effect, with this infrared receiver or infrared emitter setting on the flabellum, can guarantee infrared receiver or infrared emitter's rotation to use as the switch.

In one possible design, the display module further comprises an installation part, the plurality of luminous bodies are arranged on the installation part, and the installation part is arranged on the fan.

The installation department can realize the integration of display module, installs the luminous body on the installation department, installs the installation department on the fan again, need not be with the independent setting respectively of a plurality of luminous bodies on the fan, has reduced the assembly degree of difficulty, has improved assembly efficiency.

In a possible design, the plurality of light emitters are linearly arranged on the mounting portion, so that the cost of the display module can be reduced.

In one possible embodiment, the plurality of luminous bodies are arranged at equal intervals on the mounting portion.

In one possible design, each of the light emitters includes a light emitting diode and a current limiting resistor connected to the light emitting diode, and the current limiting resistor is connected to the control module. By arranging the current-limiting resistor, the damage to the light-emitting diode caused by overlarge current can be avoided.

In one possible design, the panel of the induction cooker is located in a light-transmitting structure relative to the display module. Through this light-transmitting structure, can see through the content that the LED lamp shows to the user can observe the operating condition of electromagnetism stove.

In one possible design, the control module comprises a host chip and a slave chip, the host chip is connected with the slave chip, and the slave chip is further connected with the display module and the infrared receiver respectively;

the host chip is used for acquiring the working state of the induction cooker;

and the slave chip is used for controlling the display states of the plurality of luminous bodies when the time difference between two adjacent infrared signals is smaller than a preset value so as to display the working state of the induction cooker.

The host chip and the slave chip are respectively arranged, so that the wiring of the slave chip can be more flexibly arranged, and the slave chip is used for displaying, the processing load of the slave chip is reduced, and the processing efficiency of the slave chip is improved.

In one possible design, the slave chip includes a plurality of signal output ports, each of the signal output ports is connected to a corresponding light emitter, and the signal output ports correspond to the light emitters one to one.

Each signal output port of the slave chip is respectively connected with the corresponding luminous body, so that the slave chip can independently control the display state of each luminous body, the display state of each luminous body can be accurately controlled, and the display module can accurately display data.

In one possible embodiment, the slave chip is disposed in a rotating portion of the blower, and the slave chip and the display module are held stationary relative to each other.

The slave chip is arranged in the rotating part of the fan, and the slave chip and the display module are in a relative static state, so that the phenomenon that a plurality of connecting wires between the slave chip and the display module are wound due to the rotation of the fan to cause a fault is avoided.

In one possible design, a rotating shaft is arranged in the rotating part, and an electric brush is arranged on the rotating shaft; the electric brush is connected with the slave chip; the host chip is in contact with the electric brush through an electric brush contact.

The electric brush contact is in contact with the electric brush, so that the connection line between the host chip and the slave chip can be kept relatively static, and the wind fault caused by the rotation process of the fan is avoided.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of an induction cooker provided by the present invention;

fig. 2 is a schematic view of a partial structure of an induction cooker according to the present invention;

fig. 3 is a schematic diagram of a circuit structure of the induction cooker provided by the present invention;

fig. 4 is a schematic circuit diagram of a host chip provided by the present invention;

fig. 5 is a schematic circuit diagram of a slave chip according to the present invention;

fig. 6 is a schematic circuit diagram of a display module according to the present invention;

fig. 7 is a schematic circuit diagram of an infrared emitter provided by the present invention;

fig. 8 is a schematic circuit diagram of an infrared receiver provided by the present invention;

fig. 9 is a schematic circuit diagram of a power supply module provided by the present invention;

fig. 10 is a schematic circuit diagram of the fan driving module provided by the present invention.

Description of reference numerals:

10-a fan assembly;

12-a fan support;

11-a fan;

121-a rotating part;

122-fan blades;

20-a display component;

30-a control module;

31-a host chip;

32-slave chip;

40-a display module;

50-an infrared sensing module;

51-an infrared emitter;

52-Infrared receiver.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The induction cooker is a common household appliance for heating, and when the induction cooker works, high-frequency alternating current is utilized to pass through the coil panel so as to enable the bottom of a pot placed on the induction cooker to generate eddy current, so that the pot arranged on the induction cooker is heated.

In this embodiment, in order to solve operating panel when having the display function, operating panel not only lays the wiring degree of difficulty and the big problem that still is with high costs, this embodiment provides an electromagnetism stove, through set up the luminous body on the fan of electromagnetism stove, at the fan rotation in-process, the luminous body becomes the face by some, utilizes the persistence of vision principle of people's eye, forms required display effect, replaces the LED charactron through the luminous body to reduce operating panel's the wiring degree of difficulty and cost. In the present embodiment, the light-emitting body may be an incandescent lamp, a fluorescent lamp, a gas discharge lamp, an LED lamp, or the like, and the structure and the type of the light-emitting body are not particularly limited in the present embodiment. In this embodiment, for convenience of description, an LED lamp is taken as an example for description, and other types of lamps are similar to each other, and this embodiment is not described herein again.

Fig. 1 is the structure schematic diagram of the induction cooker provided by the utility model, fig. 2 is the utility model provides a local structure schematic diagram of the induction cooker, fig. 3 is the circuit structure schematic diagram of the induction cooker provided by the utility model.

As shown in fig. 1 to 3, the induction cooker includes a fan assembly 10, and the fan assembly 10 includes a fan 11. As can be understood by those skilled in the art, in the working process of the induction cooker, on one hand, the heat of the cookware can be conducted to the induction cooker, and on the other hand, various electric devices in the induction cooker can generate heat, so that in order to avoid the over-high temperature of the induction cooker, which causes the fault or danger of the induction cooker, a fan assembly is arranged in the induction cooker.

The rotating shaft of the fan 11 can be arranged on the base, optionally, the fan assembly 10 further comprises a fan support 12, the rotating shaft of the fan 11 can also be arranged on the fan support 12, a fan driving module is further arranged on the fan support 12, the fan driving module controls the rotating speed of the fan and the starting and stopping of the fan, for example, the fan driving module can drive the rotating shaft, and the rotation can drive the fan 11 to rotate. The present embodiment does not particularly limit the specific structure of the fan assembly 10 as long as the fan 11 can rotate.

When the induction cooker starts to work, the main control board of the induction cooker can control the fan assembly 10 to work, when the fan assembly 10 works, the fan 11 rotates to suck external cooling air, and the external cooling air blows out from the air outlet after cooling the induction cooker. Wherein, after the fan 11 operating temperature, this fan 11 can rotate at the uniform velocity. The embodiment does not particularly limit the way in which the main control board controls the operation of the fan 11.

In order to display the working state of the induction cooker, the induction cooker further comprises a display assembly 20, and the display assembly 20 comprises a control module 30 and a display module 40. The display module 40 is arranged on the fan 11, the display module 40 comprises a plurality of LED lamps, and the LED lamps are respectively connected with the control module 30;

the display module 40 is disposed on the fan 11, and the plurality of LED lamps are rotated together with the fan 11 when the fan 11 is rotated. The display module 40 may be disposed on the fan 11 by means of a snap, a screw, a rivet, a welding, etc., and the display module 40 is not particularly limited to be disposed on the fan 11 in this embodiment.

Optionally, the display module 40 further includes a mounting part (not shown) on which the plurality of LED lamps are disposed, the mounting part being disposed on the blower fan 11. This installation department can realize display module 40's integration, installs the LED lamp on the installation department, installs the installation department on fan 11 again, need not be with a plurality of LED lamps independent setting respectively on fan 11, has reduced the assembly degree of difficulty, has improved assembly efficiency.

As shown in fig. 1 and 2, the blower 11 includes a rotating portion 121 and fan blades 122 disposed on the periphery of the rotating portion 121, and the display module 40 is disposed on the rotating portion 121. The rotating portion 121 can be sleeved on a rotating shaft, and the rotating shaft drives the rotating portion 121 to rotate. The top of the rotating part 121 may be sleeved with a housing, the top surface of the housing is a plane structure, and the display module 40 may be disposed on the plane structure. The display module 40 is arranged on the rotating part 121, so that a plurality of LED lamps can be ensured to be positioned on the same plane, and the display effect is ensured.

Wherein, a plurality of LED lamps can be arranged in a linear mode or in a plane mode. In order to reduce the cost of the display module, the plurality of LED lamps in the embodiment are linearly arranged, and the linearly arranged LED lamps may be arranged at equal intervals.

The plurality of LED lamps may be 4, 6, 8 or more. The quantity of this LED lamp can be confirmed according to fan 11's size, and then the quantity of LED lamp is more when fan 11 is great, and then the quantity of LED lamp can be less when fan 11 is less, and this embodiment does not do the special restriction to the quantity of LED lamp. In this embodiment, for convenience of explanation, the number of LED lamps is exemplified as 8.

The control module 30 may be disposed on a main board of the induction cooker, or disposed on the fan 11, and rotates with the fan 11, so as to control the display states of the plurality of LED lamps when the fan 11 drives the display module 40 to rotate, so as to display the working state of the induction cooker. The display state may be on or off of the LED lamp, a color of the LED lamp, or the like, that is, the LED lamp may be simply controlled to be on or off, or the color of the LED lamp may be controlled on the basis of controlling the on or off of the LED lamp. For convenience of explanation, the control of the on/off of the LED lamp will be described as an example.

The control module 30 obtains the working state of the induction cooker, and controls the on/off of the plurality of LED lamps after the fan 11 is started for a preset time. Wherein, when the fan 11 is started initially, the rotating speed is from slow to fast, and after the fan 11 is started for a preset time, the fan 11 reaches a uniform rotating speed.

The LED lamps are controlled to be turned on and off at different time, the LED lamps are formed into a plane by lighting, and a required display effect, such as the display of numbers, letters, characters, various symbols and the like, is formed by utilizing the principle of persistence of vision of human eyes. The principle of persistence of vision is that when human eyes observe a scene, a light signal is transmitted into brain nerves, a short time is needed, after the action of light is finished, a visual image does not disappear immediately, the residual vision is called 'afterimage', and the phenomenon of vision is called 'persistence of vision'. Therefore, the LED lamp can display data by forming a surface by dots.

The working state of the induction cooker that can be displayed by the plurality of LED lamps may be the working temperature, the working mode, the working power, and the like of the induction cooker, and the working state of the induction cooker is not particularly limited in this embodiment.

Correspondingly, the panel of the induction cooker is in a light-transmitting structure relative to the display module 40, and the content displayed by the LED lamp can be transmitted through the light-transmitting structure, so that the user can observe the working state of the induction cooker.

The electromagnetism stove that this embodiment provided, this electromagnetism stove include the fan subassembly, and this fan subassembly includes the fan, and this electromagnetism stove still includes: the display assembly comprises a control module and a display module; the display module is arranged on the fan and comprises a plurality of LED lamps, and the LED lamps are respectively connected with the control module; the control module is used for controlling the on and off of the LED lamps when the fan drives the display module to rotate, the LED lamps are formed by points, the required display effect is formed by utilizing the visual persistence principle of human eyes, and the display module is arranged on the fan, so that the wiring difficulty and the cost of the operation panel are reduced, and the working state of the induction cooker is displayed.

Referring to fig. 1 to fig. 3, the induction cooker of the present embodiment further includes: an infrared sensing module 50, wherein the infrared sensing module 50 comprises an infrared emitter 51 and an infrared receiver 52.

Wherein the infrared transmitter 51 is provided on the fan 11, and the infrared receiver 52 is provided at a position opposite to the fan 11. Alternatively, the infrared receiver 52 is provided on the fan 11, and the infrared transmitter 51 is provided at a position opposite to the fan 11.

The infrared emitter 51 and the infrared receiver 52 may be disposed at opposite positions, and the positions of the infrared emitter 51 and the infrared receiver 52 may be interchanged, so that the infrared emitter 51 can be aligned with the infrared receiver 52 during the rotation of the blower 11.

The infrared receiver 52 is used for receiving an infrared signal from the infrared transmitter 51 when the infrared transmitter 51 is aligned to the infrared receiver 52 during the rotation of the fan 11; the control module 30 is specifically configured to control the display states of the plurality of light emitters when the time difference between two adjacent infrared signals is smaller than a preset value, so as to display the working state of the induction cooker.

In a possible implementation, the position opposite to the fan 11 is a position on a panel of the induction cooker or a position on a base of the induction cooker. That is, when the infrared transmitter 51 is disposed on the blower fan 11, the infrared receiver 52 is disposed on the panel or the base of the induction cooker, and when the infrared receiver 52 is disposed on the blower fan 11, the infrared transmitter 51 is disposed on the panel or the base of the induction cooker.

In another possible implementation, the fan 11 is installed at a position above the fan support 12, and the position opposite to the fan 11 is a position on the fan support 12. That is, the infrared transmitter 51 may be provided on the fan support 12 and the infrared receiver 52 may be provided on the fan, or the infrared transmitter 51 may be provided on the fan and the infrared receiver 52 may be provided on the fan support 12.

As shown in fig. 2, the present embodiment will be described by taking an example in which the infrared transmitter 51 is disposed on the fan support 12 and the infrared receiver 52 is disposed on the fan.

The infrared receiver 52 may be disposed on the fan blade 122 of the fan 11, and specifically, may be disposed on a side of the fan blade 122 facing the fan bracket 12. The infrared emitter 51 may be connected to the main control board, and after the induction cooker is powered on, the infrared emitter 51 sends an infrared signal. The infrared receiver 52 is provided on the fan 11, and the infrared receiver 52 is rotatable together with the fan 11.

When the infrared receiver 52 rotates one turn, the infrared receiver 52 can be aligned with the infrared transmitter 51 and receive the infrared signal transmitted by the infrared transmitter 51.

The control module 30 can obtain the time for receiving the infrared signal from the infrared receiver 52, and when the time difference between two adjacent infrared signals is smaller than a preset value, it indicates that the rotating speed of the fan reaches a preset stable rotating speed, and the control module 30 can control the on and off of the plurality of LED lamps to display the working state of the induction cooker.

For example, when the fan is started, the rotation speed of the fan is changed from slow to fast, and at this time, the difference between the receiving times of two adjacent infrared signals is greater than the preset value, and when the fan is stopped, the rotation speed of the fan is changed from fast to slow, and at this time, the difference between the receiving times of two infrared signals is greater than the preset value, in the above two cases, the control module 30 does not control the on/off of the LED lamp. The preset value can be a value when the rotating speed of the fan is stable, and can also be determined according to a plurality of difference values, namely, when the difference values are equal in an error range, the fan is in a uniform rotating state, and the control module can control the on and off of the LED lamps.

In this embodiment, through setting up infrared transmitter and infrared receiver, can regard as the switch that the bright going out of a plurality of LED lamps of control, when infrared signal that infrared receiver received reflects the rotational speed of fan and is located predetermined stable rotational speed, just can control the bright going out of a plurality of LED lamps, too early control LED lamp bright going out and the not good problem of display effect and too late control LED lamp bright going out and the not good problem of display effect when shutting down when avoiding the start.

Fig. 4 is the utility model provides a circuit schematic diagram of host computer chip, fig. 5 is the utility model provides a from circuit schematic diagram of computer chip, fig. 6 is the utility model provides a display module's circuit schematic diagram, fig. 7 is the utility model provides an infrared emitter's circuit schematic diagram, fig. 8 is the utility model provides an infrared receiver's circuit schematic diagram.

Referring to fig. 3 to 7, the control module 30 provided in the present embodiment includes a host chip 31 and a slave chip 32, the host chip 31 is connected to the slave chip 32, and the slave chip 32 is further connected to the display module 40 and the infrared receiver 52 respectively; the host chip 31 is used for acquiring the working state of the induction cooker; the slave chip 32 is used for controlling the on and off of a plurality of LED lamps when the time difference between two adjacent infrared signals is smaller than a preset value so as to display the working state of the induction cooker.

In one possible design, the slave chip 32 is disposed within the rotating portion 121 of the blower 11, and the slave chip 32 and the display module 40 remain relatively stationary.

The master chip 31 may be disposed on the master control board, and the slave chip 32 may be disposed in the rotating portion 121 of the blower 11. The slave chip 32 may be directly wired to the display module 40. The connection between the slave chip 32 and the display module 40 can be realized by digging a wire hole, and the like, and the embodiment is not limited herein.

The slave chip 32 is disposed in the rotating portion 121 and can rotate together with the rotating portion 121, so that the slave chip 32 and the display module 40 are in a relatively static state, and no matter the blower is in a static state or a rotating state, the connection state between the slave chip 32 and the display module 40, the infrared emitter 51 or the infrared receiver 52 is always unchanged, and the problem that a plurality of connection lines between the slave chip 32 and the display module 40, the infrared emitter 51 or the infrared receiver 52 are wound due to the rotation of the blower is avoided.

As shown in fig. 2, a rotating shaft 123 is disposed in the rotating portion 121, and a brush 124 is disposed on the rotating shaft 123; the brush 124 is connected with the slave chip 32; the host chip 31 is in contact with the brush 124 through brush contacts (not shown).

The host chip 31 is connected to a brush contact, which is kept in contact with the brush 124 and is kept stationary during the rotation of the brush 124 with the rotating shaft 123, thereby ensuring that the connection wire between the brush contact and the host chip 31 is not wound.

The master chip 31 transmits the operating state of the induction cooker to the slave chip 32 by the contact between the brush contact and the brush 124, and the slave chip 32 transmits a control signal to the display module 40.

As shown in fig. 4, the host chip 31 includes a data output port 19, and the host chip 31 may be a display board chip, and may determine the function executed by the induction cooker and the display data according to the read external key value, and may further obtain the data related to the operating state of the induction cooker.

As shown in fig. 5, the slave chip 32 includes a data input port 18, and the data input port 18 can be connected to the data output port 19 of the host chip 31 to obtain data to be displayed.

The slave chip 32 further includes a plurality of signal output ports, each of which is connected to a corresponding LED lamp, and the signal output ports correspond to the LED lamps one to one. As shown in fig. 5, the slave chip 32 includes signal output ports S0-S7, and 8 signal output ports, and the 8 signal output ports are respectively connected to 8 LED lamps.

As shown in fig. 6, the display module 40 includes 8 LED lamps, and there are 8 corresponding signal input ports S0-S7, wherein the signal output port S0 is used for inputting a control signal to the signal input port S0, the signal output port S1 is used for inputting a control signal to the signal input port S1, and so on.

Each signal output port of the slave chip is respectively connected with the corresponding LED lamp, so that the slave chip can independently control the on and off of each LED lamp, the on and off of the LED lamps can be accurately controlled, and the display module can accurately display data.

In this embodiment, each LED lamp includes a light emitting diode and a current limiting resistor connected to the light emitting diode, and the current limiting resistor is connected to the control module 30. By arranging the current-limiting resistor, the damage to the light-emitting diode caused by overlarge current can be avoided.

As shown in fig. 7, the infrared transmitter 51 includes an infrared transmitting component and a current limiting resistor, as shown in fig. 8, the infrared receiver 52 includes an infrared receiving component and a current limiting resistor, and the data port SIG of the infrared receiver 52 can be connected to the data port SIG of the slave chip 32.

Optionally, this embodiment further includes a voltage stabilizing module, a power supply module, and a fan driving module. The voltage stabilizing module can convert the external 18V voltage into 5V voltage and output the voltage to the working power supply needed by the infrared receiver or the infrared transmitter which is not arranged on the fan.

Fig. 9 is a schematic circuit diagram of the power supply module provided by the present invention, and fig. 10 is a schematic circuit diagram of the fan driving module provided by the present invention. As shown in fig. 9 and 10, an external 18V power supply drives a fan to work through a fan driving module, a fan coil generates a magnetic field, an induction coil of a power supply module cuts the magnetic field to generate an induction current, the induction current is converted into a 5V direct current through a voltage stabilizer to be output, and the 5V direct current is provided for a slave chip, a display module and a working power supply required by an infrared transmitter or receiver arranged on the fan.

When the slave chip receives the data sent by the host chip and the infrared signal frequency collected by the infrared transmitter in a certain time (program internal setting) is greater than the program setting frequency, the slave chip judges that the information is started to be displayed, and the slave chip sends the processed information to the display module. A plurality of LED lamps in the display module are arranged on the upper surface of the high-speed fan in a row and used for displaying display data received from the slave chip. The LED lamps are arranged into a plane by points under the drive of the high-speed fan, and the required display effect is formed by utilizing the visual persistence principle of human eyes.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit the same; although embodiments of the present invention have been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims (14)

1. An induction cooker comprising a fan assembly (10), said fan assembly (10) comprising a fan (11), characterized by further comprising: a display assembly (20), the display assembly (20) comprising a control module (30) and a display module (40); wherein

The display module (40) is arranged on the fan (11), the display module (40) comprises a plurality of luminous bodies, and the plurality of luminous bodies are respectively connected with the control module (30);

the control module (30) is used for controlling the display states of the plurality of luminous bodies when the fan (11) drives the display module (40) to rotate so as to display the working state of the induction cooker.

2. The induction cooker of claim 1, further comprising: an infrared sensing module (50), the infrared sensing module (50) comprising an infrared emitter (51) and an infrared receiver (52), wherein

The infrared transmitter (51) is arranged on the fan (11), and the infrared receiver (52) is arranged on a position opposite to the fan (11); or the infrared receiver (52) is arranged on the fan (11), and the infrared transmitter (51) is arranged on the position opposite to the fan (11);

the infrared receiver (52) is also connected with the control module (30), and the infrared receiver (52) is used for receiving an infrared signal from the infrared transmitter (51) when the infrared transmitter (51) is aligned to the infrared receiver (52) during the rotation of the fan (11);

the control module (30) is specifically used for controlling the display states of the plurality of luminous bodies when the time difference between two adjacent infrared signals is smaller than a preset value, so as to display the working state of the induction cooker.

3. The induction hob according to claim 2, characterized in, that the position opposite to the fan (11) is a position on a panel of the induction hob or a position on a base of the induction hob.

4. The induction cooking appliance according to claim 2, wherein the fan assembly (10) further comprises a fan support (12), the fan (11) is mounted at a position above the fan support (12), and the position opposite to the fan (11) is a position on the fan support (12).

5. The induction cooking oven according to claim 2, wherein the fan (11) comprises a rotating part (121) and fan blades (122) disposed on the periphery of the rotating part (121), the display module (40) is disposed on the rotating part (121), and the infrared receiver (52) or the infrared transmitter (51) is disposed on the fan blades (122).

6. The induction cooker according to any one of claims 1 to 5, wherein the display module (40) further comprises a mounting portion on which the plurality of luminous bodies are disposed, the mounting portion being disposed on the fan (11).

7. The induction cooker according to claim 6, wherein said plurality of luminous bodies are arranged linearly on said mounting portion.

8. The induction cooker according to claim 7, wherein said plurality of luminous bodies are arranged at equal intervals on said mounting portion.

9. The induction cooker according to claim 1, wherein each of said light emitters comprises a light emitting diode and a current limiting resistor connected to said light emitting diode, said current limiting resistor being connected to said control module (30).

10. The induction cooking hob according to claim 1, characterized in, that the panel of the induction cooking hob is positioned in a light transmitting structure in relation to the display module (40).

11. The induction cooking hob according to claim 2, characterized in, that the control module (30) comprises a master chip (31) and a slave chip (32), the master chip (31) and the slave chip (32) being connected, the slave chip (32) being further connected with the display module (40) and the infrared receiver (52), respectively;

the host chip (31) is used for acquiring the working state of the induction cooker;

and the slave chip (32) is used for controlling the display states of the plurality of luminous bodies when the time difference between two adjacent infrared signals is smaller than a preset value so as to display the working state of the induction cooker.

12. The induction cooker according to claim 11, wherein the slave chip (32) comprises a plurality of signal output ports, each signal output port is connected with a corresponding light emitter, and the signal output ports are in one-to-one correspondence with the light emitters.

13. The induction cooking hob according to claim 12, characterized in, that the slave chip (32) is arranged in a rotating part (121) of the fan (11), the slave chip (32) and the display module (40) being kept relatively stationary.

14. The induction cooking stove according to claim 13, characterized in that a rotating shaft (123) is provided in the rotating part (121), and a brush (124) is provided on the rotating shaft (123);

the brush (124) is connected with the slave chip (32);

the host chip (31) is in contact with the brush (124) through a brush contact.

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