CN214334043U - Wireless power supply temperature measurement system - Google Patents
Wireless power supply temperature measurement system Download PDFInfo
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- CN214334043U CN214334043U CN202023162770.6U CN202023162770U CN214334043U CN 214334043 U CN214334043 U CN 214334043U CN 202023162770 U CN202023162770 U CN 202023162770U CN 214334043 U CN214334043 U CN 214334043U
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Abstract
The embodiment of the utility model discloses wireless power supply temperature measurement system, this system includes: the heating device and the temperature measuring device realize electromagnetic induction connection through a coil panel arranged in the heating device and a wireless receiving coil in the temperature measuring device, thereby realizing the purpose of wireless power supply between the heating device and the temperature measuring device, realizing the measurement of the temperature in the temperature measuring device through the temperature measuring circuit arranged in the temperature measuring device, further, the first wireless communication device arranged in the heating device is in wireless communication connection with the wireless communication circuit arranged in the temperature measuring device, so that the heating device can obtain the temperature measured value, and finally the effects of wireless power supply and wireless temperature measurement of the heating device are achieved, and then make a heating device can match the temperature measuring device of multiple different grade type and function to a temperature measuring device also can match the heating device of multiple different grade type and function, promoted user's use and experienced, reduced the manufacturing cost of equipment and user's purchase cost.
Description
Technical Field
The utility model relates to a wireless control technical field especially relates to a wireless power supply temperature measurement system.
Background
In the current market, kitchen appliances are more and more in variety, and each kitchen appliance is independent equipment and independent use, for example electric rice cooker, electric pressure cooker, electric stewpot etc. for kitchen appliances's manufacturing cost is higher, and after the household electrical appliances broke down and can't be used, the user usually abandons the household electrical appliances of trouble and buys again, leads to user's purchase cost higher.
Disclosure of Invention
Based on this, it is necessary to provide a wireless power supply temperature measurement system to above-mentioned problem, the utility model discloses the purpose is through setting up the coil panel in heating device and the wireless receiving coil among the temperature measuring device realizes electromagnetic induction and is connected to temperature measuring circuit through setting up in the temperature measuring device has realized the measurement to the temperature in the temperature measuring device, and then the wireless communication connection of the wireless communication circuit who sets up in first wireless communication device that sets up among the heating device and the temperature measuring device, has reached the effect of heating device wireless power supply and wireless temperature measurement.
A wirelessly powered thermometry system, the system comprising: a heating device and a temperature measuring device; the heating device includes: the coil panel, the first singlechip and the first wireless communication device; the coil panel and the first wireless communication device are electrically connected with the first single chip microcomputer; the temperature measuring device includes: the wireless receiving coil, the rectifying and filtering circuit, the voltage stabilizing circuit, the temperature measuring circuit and the wireless communication circuit are arranged in the wireless receiving coil; the wireless receiving coil, the rectifying and filtering circuit, the voltage stabilizing circuit, the temperature measuring circuit and the wireless communication circuit are electrically connected in sequence; the coil panel is connected with the wireless receiving coil in an electromagnetic induction way; the wireless communication circuit is in wireless communication connection with the first wireless communication device; the heating device and the temperature measuring device are matched for use.
In one embodiment, the rectifying and filtering circuit includes: a first rectifier circuit and a first resonant circuit;
the wireless receiving coil is electrically connected with an alternating voltage input end of the first rectifying circuit, a positive output end of the first rectifying circuit is electrically connected with a first end of the first resonant circuit, a negative output end of the first rectifying circuit is simultaneously electrically connected with a second end of the first resonant circuit and the voltage stabilizing circuit, and a third end of the first resonant circuit is electrically connected with the voltage stabilizing circuit.
In one embodiment, the voltage stabilizing circuit comprises: the three-terminal voltage regulator tube and the first filter circuit;
the voltage input end of the three-terminal voltage-stabilizing tube is electrically connected with the third end of the first resonant circuit, the grounding end of the three-terminal voltage-stabilizing tube is electrically connected with the negative output end of the first rectifying circuit, the second end of the first resonant circuit and the first end of the first filter circuit at the same time, the voltage output end of the three-terminal voltage-stabilizing tube is electrically connected with the second end of the first filter circuit, the third end of the first filter circuit is a preset voltage output end, the preset voltage output end is electrically connected with the temperature measuring circuit and the wireless communication circuit at the same time, and the fourth end of the first filter circuit is electrically connected with the temperature measuring circuit.
In one embodiment, the thermometry circuit comprises: the second singlechip and the temperature sensor;
the second singlechip and the one end of temperature sensor all with predetermine the voltage output end electricity and be connected, the fourth end of first filter circuit, the other end of temperature sensor and wireless communication circuit all with the second singlechip electricity is connected.
In one embodiment, the wireless communication circuit includes: the wireless communication chip and the second wireless communication device;
the wireless communication chip is simultaneously electrically connected with the second single chip microcomputer, the preset voltage output end and the second wireless communication device;
the second wireless communication device is in wireless communication connection with the first wireless communication device.
In one embodiment, the heating device further comprises: the protection circuit, the insulated gate bipolar transistor, the second filter circuit, the second resonance circuit and the second rectification circuit;
the first wireless communication device and the first end of the protection circuit are electrically connected with the first single chip microcomputer;
the second end of the protection circuit is electrically connected with the gate electrode of the insulated gate bipolar transistor, and the third end of the protection circuit is simultaneously electrically connected with the emitter electrode of the insulated gate bipolar transistor, the first end of the second resonance circuit and the negative output end of the second rectification circuit;
the collector electrode of the insulated gate bipolar transistor is electrically connected with one end of the coil panel and one end of the second filter circuit at the same time, and the other end of the coil panel and the other end of the second filter circuit are both electrically connected with the second end of the second resonance circuit;
and the third end of the second resonant circuit is electrically connected with the positive output end of the second rectifying circuit.
In one embodiment, the heating device further comprises: and the electromagnetic heating power panel is electrically connected with the alternating current voltage input end of the second rectifying circuit.
In one embodiment, the heating device further comprises: and the heat dissipation device is electrically connected with the first single chip microcomputer.
In one embodiment, the heating device further comprises: and the first display module is electrically connected with the first single chip microcomputer.
In one embodiment, the temperature measuring device further includes: and the second display module is electrically connected with the second singlechip.
Adopt the embodiment of the utility model provides a, following beneficial effect has:
adopt the utility model discloses a wireless power supply temperature measurement system, this system includes: a heating device and a temperature measuring device; the electromagnetic induction connection is realized through the coil panel arranged in the heating device and the wireless receiving coil arranged in the temperature measuring device, so that the purpose of wireless power supply between the heating device and the temperature measuring device is realized, the temperature measurement in the temperature measuring device is realized through the temperature measuring circuit arranged in the temperature measuring device, and further, the wireless communication connection between the first wireless communication device arranged in the heating device and the wireless communication circuit arranged in the temperature measuring device is realized, the acquisition of a temperature measurement value by the heating device is realized, the effects of wireless power supply and wireless temperature measurement of the heating device are finally achieved, and further, the purpose of power supply and temperature measurement of the heating device can be realized without the electric connection of a wire between the heating device and the temperature measuring device. Meanwhile, one heating device can be matched with temperature measuring devices with various different types and functions, and one temperature measuring device can also be matched with heating devices with various different types and functions, so that the use experience of a user is improved, and the manufacturing cost of equipment and the purchase cost of the user are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
Wherein:
FIG. 1 is a schematic diagram of a wireless power supply temperature measurement system according to an embodiment;
FIG. 2 is a schematic diagram of another embodiment of a wireless power temperature measurement system;
FIG. 3 is a circuit diagram of a wireless power supply temperature measurement system in one embodiment;
FIG. 4 is a schematic structural diagram of a wireless power supply temperature measurement system in the embodiment based on FIG. 2.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, which is a schematic structural diagram of a wireless power supply temperature measurement system in an embodiment, the system includes: a heating device 102 and a temperature measuring device 101; the heating device 102 includes: a coil panel 108, a first singlechip 109 and a first wireless communication device 110; the coil panel 108 and the first wireless communication device 110 are both electrically connected with the first single chip microcomputer 109; the temperature measuring device 101 includes: the wireless receiving coil 103, the rectifying and filtering circuit 104, the voltage stabilizing circuit 105, the temperature measuring circuit 106 and the wireless communication circuit 107; the wireless receiving coil 103, the rectifying and filtering circuit 104, the voltage stabilizing circuit 105, the temperature measuring circuit 106 and the wireless communication circuit 107 are electrically connected in sequence; the coil panel 108 is connected with the wireless receiving coil 103 through electromagnetic induction; the wireless communication circuit 107 is in wireless communication connection with the first wireless communication device 110; the heating device 102 and the temperature measuring device 101 are matched for use.
In the embodiment of the present application, the heating device 102 is a device having an electromagnetic heating function, the function is mainly realized by the coil panel 108 disposed in the heating device 102, when a high-frequency voltage flows through the coil panel 108, the coil panel 108 can generate an alternating magnetic field changing at a high speed, and then the device including the irony container and the temperature measuring device 101 is placed on the heating device 102 for use in cooperation, the surface of the irony container is equivalent to cutting an alternating magnetic induction line, at this time, a metal part at the bottom of the irony container generates an alternating current, i.e., a vortex, which makes iron atoms at the bottom of the irony container move irregularly at a high speed, and the atoms collide with each other and rub to generate heat energy, thereby realizing the heating function of the heating device 102 on the temperature measuring device 101.
Further, the wireless receiving coil 103 is arranged around the outside of the iron container in a surrounding mode, the wireless receiving coil 103 and the coil panel 108 are arranged in parallel, when the coil panel 108 generates an alternating magnetic field changing at a high speed, the magnetic flux penetrating through the wireless receiving coil 103 also changes at a high speed, further induced current is generated in the wireless receiving coil 103, and alternating current is output from two ends of the corresponding wireless receiving coil 103. In the temperature measuring device 101, the wireless receiving coil 103, the rectifying and filtering circuit 104, the voltage stabilizing circuit 105, the temperature measuring circuit 106 and the wireless communication circuit 107 are electrically connected in sequence, the rectifying and filtering circuit 104 processes the alternating current received from the wireless receiving coil 103, the rectifying function of the rectifying and filtering circuit 104 converts the received alternating current into pulsating direct current, the pulsating direct current not only contains direct current components but also alternating current components, the alternating current components can be removed through the filtering function of the rectifying and filtering circuit 104, and only the required direct current components are reserved for other circuits in the temperature measuring device 101 to use.
Further, the voltage stabilizing circuit 105 is used for keeping the output voltage constant when the input voltage, the load, the ambient temperature, the circuit parameters and the like are changed, so that the voltage stabilizing circuit 105 can provide a stable direct current power supply for the temperature measuring circuit 106 electrically connected with the voltage stabilizing circuit and the wireless communication circuit 107 electrically connected with the temperature measuring circuit 106 and the wireless communication circuit after receiving the direct current transmitted by the rectifying and filtering circuit 104.
Further, the temperature measuring circuit 106 can collect the temperature in the iron container of the temperature measuring device 101 in real time and transmit the temperature to the wireless communication circuit 107 electrically connected with the temperature measuring circuit. The wireless communication circuit 107 is connected with the first wireless communication device 110 in a wireless communication mode, the wireless communication circuit 107 transmits the received temperature value collected by the temperature measuring circuit 106 to the first wireless communication device 110 located in the heating device 102 in a real-time wireless communication mode, the first wireless communication device 110 transmits the received temperature value to the first single chip microcomputer 109 in a real-time mode, and the first single chip microcomputer 109 is used for controlling the heating power of the temperature measuring device 101 in real time through the coil panel 108 electrically connected with the first single chip microcomputer 109 according to the received temperature value in the temperature measuring device 101.
In the embodiment of the present application, the coil panel 108 disposed in the heating device 102 is connected to the wireless receiving coil 103 of the temperature measuring device 101 through electromagnetic induction, so as to achieve the purpose of wireless power supply between the heating device 102 and the temperature measuring device 101, and the temperature measuring circuit 106 disposed in the temperature measuring device 101 is used to measure the temperature inside the temperature measuring device 101, and further, the first wireless communication device 110 disposed in the heating device 102 is connected to the wireless communication circuit 107 disposed in the temperature measuring device 101 through wireless communication, so as to achieve the effect of wireless power supply and wireless temperature measurement of the heating device 102, and further, the purpose of performing power supply and temperature measurement on the heating device 102 can be achieved without electrically connecting the heating device 102 to the temperature measuring device 101 through a wire. Meanwhile, one heating device 102 can be matched with temperature measuring devices 101 with different types and functions, and one temperature measuring device 101 can also be matched with heating devices 102 with different types and functions, so that the use experience of a user is improved, and the manufacturing cost of equipment and the purchase cost of the user are reduced.
For further understanding of the technical solution of the present application, please refer to fig. 2, which is another schematic structural diagram of a wireless power supply temperature measurement system in an embodiment, wherein the rectifying and filtering circuit 104 includes: a first rectifying circuit 201 and a first resonant circuit 202; the wireless receiving coil 103 is electrically connected with an alternating voltage input end of the first rectifying circuit 201, a positive output end of the first rectifying circuit 201 is electrically connected with a first end of the first resonant circuit 202, a negative output end of the first rectifying circuit 201 is electrically connected with a second end of the first resonant circuit 202 and the voltage stabilizing circuit 105 at the same time, and a third end of the first resonant circuit 202 is electrically connected with the voltage stabilizing circuit 105.
The first rectifier circuit 201 is configured to convert an ac power input from an ac voltage input terminal of the wireless receiving coil 103 into a pulsating dc power, and the first resonant circuit 202 is configured to remove an ac component of the received pulsating dc power and retain only a dc component. Specifically, as shown in fig. 3, a circuit diagram of a wireless power supply temperature measuring system in an embodiment is shown, in which the first rectification circuit 201 is a first rectification circuit BD2, and the first resonance circuit 202 includes: the rectifier circuit comprises an inductance coil L4 and a capacitor C3, wherein one end of the inductance coil L4 is electrically connected with the positive output end of the first rectifier circuit 201, the other end of the inductance coil L4 is electrically connected with one end of the capacitor C3 and the voltage stabilizing circuit 105, and the other end of the capacitor C3 is electrically connected with the negative output end of the first rectifier circuit 201 and the voltage stabilizing circuit 105.
In the embodiment of the present application, the purpose of converting the alternating current into the required direct current is achieved by providing the first rectifying circuit 201 and the first resonant circuit 202, and it should be noted that, the number and the connection manner of the inductance coil and the capacitance in the first resonant circuit 202 are not limited herein, as long as the resonant circuit having the above functions belongs to the protection scope of the present application.
Referring to fig. 2, another schematic structural diagram of a wireless power supply temperature measurement system in an embodiment is shown, in which a voltage regulator 105 includes: a three-terminal regulator tube 203 and a first filter circuit 204; the voltage input end of the three-terminal regulator tube 203 is electrically connected with the third end of the first resonant circuit 202, the grounding end of the three-terminal regulator tube 203 is electrically connected with the negative output end of the first rectifying circuit 201, the second end of the first resonant circuit 202 and the first end of the first filter circuit 204 at the same time, the voltage output end of the three-terminal regulator tube 203 is electrically connected with the second end of the first filter circuit 204, the third end of the first filter circuit 204 is a preset voltage output end VCC, the preset voltage output end VCC is electrically connected with the temperature measuring circuit 106 and the wireless communication circuit 107 at the same time, and the fourth end of the first filter circuit 204 is electrically connected with the temperature measuring circuit 106.
When the three-terminal regulator 203 is in reverse breakdown, the terminal voltage is almost unchanged in a certain current range or a certain power loss range, the three-terminal regulator shows a voltage stabilizing characteristic, is used for providing stable voltage for a circuit to be powered and plays a role in protecting the circuit to be powered. The first filter circuit 204 is used to reduce the ac component in the pulsating dc voltage, and retain the dc component thereof, so that the ripple factor of the output voltage is reduced and the waveform becomes smoother. In the embodiment of the present application, a circuit to be powered includes: a temperature measuring circuit 106 and a wireless communication circuit 107.
Specifically, as shown in fig. 3, which is a circuit diagram of the wireless power supply temperature measuring system in an embodiment, the three-terminal regulator 203 is a three-terminal regulator U1, and the first filter circuit 204 includes: the temperature measurement circuit comprises a chip capacitor EC1 and a capacitor C4, one end of the chip capacitor EC1 is electrically connected with a voltage output end of a three-terminal voltage regulator tube U1 and one end of a capacitor C4 at the same time and is a preset voltage output end VCC, a temperature measurement circuit 106 and a wireless communication circuit 107 are electrically connected with the preset voltage output end VCC, the other end of the chip capacitor EC1 is electrically connected with a grounding end of a three-terminal voltage regulator tube U1, the other end of the capacitor C3, a negative output end of a first rectification circuit 201, the other end of the capacitor C4 and the temperature measurement circuit 106 at the same time, and a voltage input end of a three-terminal voltage regulator tube U1 is electrically connected with the other end of an inductance coil L4 and one end of a capacitor C3.
In the embodiment of the present application, the voltage stabilizing circuit 105 including the three-terminal regulator 203 and the first filter circuit 204 is provided, so as to achieve the effects of providing a stable power supply voltage and protection for the temperature measuring circuit 106 and the wireless communication circuit 107. It should be noted that the number, the type, and the connection manner of the patch capacitors and the capacitors in the first filter circuit 204 are not limited herein, as long as the first filter circuit having the above functions falls within the protection scope of the present application.
Referring to fig. 2, another structural diagram of the wireless power temperature measurement system in an embodiment is shown, in which the temperature measurement circuit 106 includes: a second singlechip 206 and a temperature sensor 205; one end of the second single chip microcomputer 206 and one end of the temperature sensor 205 are electrically connected with a preset voltage output end VCC, and the fourth end of the first filter circuit 204, the other end of the temperature sensor 205 and the wireless communication circuit 107 are electrically connected with the second single chip microcomputer 206.
Specifically, as shown in fig. 3, the circuit diagram of the wireless power supply temperature measurement system in an embodiment is shown, where the second single chip microcomputer 206 is a second single chip microcomputer U2, and the temperature sensor 205 includes: the resistance R10 and thermistor R11, the one end of resistance R10 is connected with voltage output VCC electricity in advance, and the other end of resistance R10 is connected with the one end electricity of second singlechip U2 and thermistor R11 simultaneously, and the other end ground connection of thermistor R11. The thermistor R11 is a resistor made of a semiconductor material, and the resistance of the thermistor R11 decreases with an increase in temperature, and thus can be used as a temperature sensor.
In the embodiment of the present application, the temperature measuring circuit 106 including the second single chip 206 and the temperature sensor 205 is provided, so as to measure and collect the temperature in the temperature measuring device 101. It should be noted that the specific type and structure of the temperature sensor 205 are not limited herein, and the temperature sensor with temperature acquisition function is within the scope of the present application.
Referring to fig. 2, another structural diagram of the wireless power supply temperature measurement system in an embodiment is shown, in which the wireless communication circuit 107 includes: a wireless communication chip 207 and a second wireless communication device 208; the wireless communication chip 207 is electrically connected with the second single chip 206, the preset voltage output terminal VCC and the second wireless communication device 208 at the same time; the second wireless communication device 208 is in wireless communication with the first wireless communication device 110.
Specifically, as shown in fig. 3, it is a circuit diagram of the wireless power supply temperature measuring system in an embodiment, wherein the wireless communication chip 207 is a wireless communication chip U3, and the wireless communication chip U3 is electrically connected to the second single chip microcomputer U2, the preset voltage output terminal VCC and the second wireless communication device 208. The wireless communication chip U3 is used for transmitting the temperature value collected by the temperature sensor 205 and received from the second singlechip 206 to the second wireless communication device 208; the second wireless communication device 208 is used for transmitting the received temperature value to the first wireless communication device 110 disposed in the heating device 102 through wireless communication.
In the embodiment of the present application, the wireless communication circuit 107 including the wireless communication chip 207 and the second wireless communication device 208 is provided to realize the wireless transmission of the temperature value between the temperature measuring circuit 106 and the heating device 102. It should be noted that, in fig. 3, a specific structure of the first wireless Communication device 110 and the second wireless Communication device 208 is not shown, and the second wireless Communication device 208 may be a WIFI, a bluetooth, a Near Field Communication (NFC) device or an infrared Communication device, which is the same type as the first wireless Communication device 110, and the types of the first wireless Communication device 110 and the second wireless Communication device 208 are not limited herein.
Referring to fig. 2, another schematic structural diagram of a wireless power supply temperature measurement system in an embodiment is shown, in which the heating device 102 further includes: a protection circuit 209, an insulated gate bipolar transistor 210, a second filter circuit 211, a second resonance circuit 212, and a second rectification circuit 213; the first wireless communication device 110 and the first end of the protection circuit 209 are both electrically connected with the first singlechip 109; a second end of the protection circuit 209 is electrically connected with a gate electrode of the insulated gate bipolar transistor 210, and a third end of the protection circuit 209 is simultaneously electrically connected with an emitter electrode of the insulated gate bipolar transistor 210, a first end of the second resonant circuit 212 and a negative output end of the second rectifying circuit 213; the collector of the igbt 210 is electrically connected to one end of the coil disc 108 and one end of the second filter circuit 211, and the other end of the coil disc 108 and the other end of the second filter circuit 211 are electrically connected to the second end of the second resonant circuit 212; the third terminal of the second resonant circuit 212 is electrically connected to the positive output terminal of the second rectifying circuit 213.
Specifically, as shown in fig. 3, the circuit diagram of the wireless power supply temperature measuring system in an embodiment is shown, wherein the wireless receiving coil 103 is a wireless receiving coil L3; the first singlechip 109 is a first singlechip U4; the protection circuit 209 includes: a resistor R1, a resistor R2 and a zener diode ZD; the insulated gate bipolar transistor 210 is an insulated gate bipolar transistor IGBT; the second filter circuit 211 includes: a capacitance C2; the second resonance circuit 212 includes: an inductor L1 and a capacitor C1; the second rectification circuit 213 is a second rectification circuit BD 1; coil panel 108 is coil panel L2; one end of the first wireless communication device 110 and one end of the resistor R2 are electrically connected to the first single-chip microcomputer U4, the other end of the resistor R2 is electrically connected to the cathode of the zener diode ZD, one end of the resistor R1 and the gate of the IGBT, the anode of the zener diode ZD is electrically connected to the other end of the resistor R1, the emitter of the IGBT, one end of the capacitor C1 and the negative output end of the second rectifier circuit BD1, the collector of the IGBT is electrically connected to one end of the coil panel L2 and one end of the capacitor C2, the other end of the coil panel L2 is electrically connected to the other end of the capacitor C2, the other end of the capacitor C1 and one end of the inductor L1, and the other end of the inductor L1 is electrically connected to the positive output end of the second rectifier circuit BD 1.
In the embodiment of the present application, by providing the second rectifier circuit BD1 and the second resonant circuit 212 including the inductor L1 and the capacitor C1 for converting the alternating-current voltage inputted from the power supply into the direct-current high-frequency voltage and transmitting the direct-current high-frequency voltage to the coil panel L2, so that the coil panel L2 generates the alternating magnetic field varying at a high speed, the coil panel L2 is coupled with the wireless receiving coil L3 so that the wireless receiving coil L3 generates the induced current. The first single chip microcomputer U4 is electrically connected with the coil panel L2 through the protection circuit 209 and the insulated gate bipolar transistor IGBT, so that the first single chip microcomputer U4 is used for controlling the heating power of the coil panel L2 for heating the temperature measuring device 101 according to the temperature value received by the first wireless communication device 110.
It should be noted that the above description is only given in a possible embodiment, and other forms may exist in practical applications, and the specific structures of the protection circuit 209, the second filter circuit 211, the second resonant circuit 212 and the second rectification circuit 213 are not limited herein.
Referring to fig. 4, which is a schematic structural diagram of the wireless power supply temperature measuring system in the embodiment based on fig. 2, the heating device 102 further includes: and an electromagnetic heating power supply board 401, wherein the electromagnetic heating power supply board 401 is electrically connected with an alternating current voltage input end of the second rectifying circuit 213. The electromagnetic heating power supply board 401 is used to supply an alternating current power supply to the second rectifying circuit 213.
Further, the heating device 102 further includes: the heat dissipation device 402 is electrically connected with the first single chip microcomputer 109 through the heat dissipation device 402. In one possible embodiment, the heat dissipation device 402 can be embodied as one or more heat dissipation fans. By providing the heating device 102 with a heat sink 402, the purpose of dissipating heat from the heating device 102 is achieved.
Further, the heating device 102 further includes: the first display module 403, the first display module 403 is electrically connected with the first single chip 109. In a possible implementation manner, the first display module 403 may specifically include: a display screen and/or a display light.
Further, the temperature measuring device 101 further includes: and the second display module 404, the second display module 404 is electrically connected with the second singlechip 206. In a possible implementation manner, the second display module 404 may specifically include: a display screen and/or a display light.
In a feasible implementation manner, the heating device 102 in the present application may be arranged in a heating base device, the temperature measuring device 101 is arranged in a pot body that can be used in cooperation with the heating base device, the pot body includes an inner container and a pot cover, the outer periphery of the inner container is surrounded by a wireless receiving coil 103, the pot cover is provided with a rectifying and filtering circuit 104, a voltage stabilizing circuit 105, a temperature measuring circuit 106 and a wireless communication circuit 107, when cooking is required by cooperation of the heating base and the pot body, the pot body is placed on the heating base device in a matching manner, at this time, the wireless receiving coil 103 in the pot body and a coil panel 108 in the heating base device are arranged in a relatively parallel manner, an electromagnetic heating power panel 401 in the heating base device provides electric energy for the heating base device through a power line connected with the outside, and the coil panel 108 of the heating base device generates an alternating electromagnetic field after being energized, and the wireless receiving coil 103 in the pot body is coupled, so that alternating current is generated in the wireless receiving coil 103, and the effect of supplying power to other circuits in the pot cover is realized through the electric connection with the rectifying and filtering circuit 104 in the pot cover.
Further, after the wireless communication circuit 107 in the pot cover is powered on to work, the first wireless communication device 110 in the heating base device is in wireless communication connection with the wireless communication circuit 107, the temperature measuring circuit 106 in the pot cover detects the temperature in the inner container of the pot body in real time, the collected temperature value is transmitted to the first wireless communication device 110 through the wireless communication circuit 107 in a wireless communication mode, the first wireless communication device 110 transmits the received temperature value to the first single chip microcomputer 109, and therefore the first single chip microcomputer 109 can achieve the effect of controlling the actual heating power of the coil panel 108 in real time according to the received temperature value.
It can be understood that, by arranging the heating device 102 in the heating base device and the temperature measuring device 101 in the pot body, in the cooking process, the heating base device realizes the heating of the pot body and also realizes the purpose that the heating base device wirelessly supplies power to the pot body and wirelessly obtains the temperature in the pot body in real time. And then through heating base equipment and the pot body no wire connection for a heating base equipment that has heating device 102 just can match the use with the pot body that has temperature measuring device 101 of a plurality of different types and functions, and also make a pot body that has temperature measuring device 101 can match the use with the heating base equipment that has heating device 102 of a plurality of different types and functions, promoted user's use and experienced, reduced the manufacturing cost of equipment and user's purchase cost.
It should be noted that the above-mentioned embodiment is only a possible embodiment, and the specific positions of the circuits in the heating device 102 and the temperature measuring device 101 in the apparatus are not limited.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A wirelessly powered thermometry system, the system comprising: a heating device and a temperature measuring device; the heating device includes: the coil panel, the first singlechip and the first wireless communication device; the coil panel and the first wireless communication device are electrically connected with the first single chip microcomputer; the temperature measuring device includes: the wireless receiving coil, the rectifying and filtering circuit, the voltage stabilizing circuit, the temperature measuring circuit and the wireless communication circuit are arranged in the wireless receiving coil; the wireless receiving coil, the rectifying and filtering circuit, the voltage stabilizing circuit, the temperature measuring circuit and the wireless communication circuit are electrically connected in sequence; the coil panel is connected with the wireless receiving coil in an electromagnetic induction way; the wireless communication circuit is in wireless communication connection with the first wireless communication device; the heating device and the temperature measuring device are matched for use.
2. The wirelessly powered thermometry system of claim 1, wherein the rectifying and filtering circuit comprises: a first rectifier circuit and a first resonant circuit;
the wireless receiving coil is electrically connected with an alternating voltage input end of the first rectifying circuit, a positive output end of the first rectifying circuit is electrically connected with a first end of the first resonant circuit, a negative output end of the first rectifying circuit is simultaneously electrically connected with a second end of the first resonant circuit and the voltage stabilizing circuit, and a third end of the first resonant circuit is electrically connected with the voltage stabilizing circuit.
3. The wirelessly powered thermometry system of claim 2, wherein the voltage regulator circuit comprises: the three-terminal voltage regulator tube and the first filter circuit;
the voltage input end of the three-terminal voltage-stabilizing tube is electrically connected with the third end of the first resonant circuit, the grounding end of the three-terminal voltage-stabilizing tube is electrically connected with the negative output end of the first rectifying circuit, the second end of the first resonant circuit and the first end of the first filter circuit at the same time, the voltage output end of the three-terminal voltage-stabilizing tube is electrically connected with the second end of the first filter circuit, the third end of the first filter circuit is a preset voltage output end, the preset voltage output end is electrically connected with the temperature measuring circuit and the wireless communication circuit at the same time, and the fourth end of the first filter circuit is electrically connected with the temperature measuring circuit.
4. The wirelessly powered thermometry system of claim 3, wherein the thermometry circuit comprises: the second singlechip and the temperature sensor;
the second singlechip and the one end of temperature sensor all with predetermine the voltage output end electricity and be connected, the fourth end of first filter circuit, the other end of temperature sensor and wireless communication circuit all with the second singlechip electricity is connected.
5. The wirelessly powered thermometry system of claim 4, wherein the wireless communication circuit comprises: the wireless communication chip and the second wireless communication device;
the wireless communication chip is simultaneously electrically connected with the second single chip microcomputer, the preset voltage output end and the second wireless communication device;
the second wireless communication device is in wireless communication connection with the first wireless communication device.
6. The wirelessly powered thermometry system of claim 5, wherein the heating device further comprises: the protection circuit, the insulated gate bipolar transistor, the second filter circuit, the second resonance circuit and the second rectification circuit;
the first wireless communication device and the first end of the protection circuit are electrically connected with the first single chip microcomputer;
the second end of the protection circuit is electrically connected with the gate electrode of the insulated gate bipolar transistor, and the third end of the protection circuit is simultaneously electrically connected with the emitter electrode of the insulated gate bipolar transistor, the first end of the second resonance circuit and the negative output end of the second rectification circuit;
the collector electrode of the insulated gate bipolar transistor is electrically connected with one end of the coil panel and one end of the second filter circuit at the same time, and the other end of the coil panel and the other end of the second filter circuit are both electrically connected with the second end of the second resonance circuit;
and the third end of the second resonant circuit is electrically connected with the positive output end of the second rectifying circuit.
7. The wirelessly powered thermometry system of claim 6, wherein the heating device further comprises: and the electromagnetic heating power panel is electrically connected with the alternating current voltage input end of the second rectifying circuit.
8. The wirelessly powered thermometry system of claim 6, wherein the heating device further comprises: and the heat dissipation device is electrically connected with the first single chip microcomputer.
9. The wirelessly powered thermometry system of claim 6, wherein the heating device further comprises: and the first display module is electrically connected with the first single chip microcomputer.
10. The wirelessly powered thermometry system of claim 4, wherein the thermometry device further comprises: and the second display module is electrically connected with the second singlechip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023162770.6U CN214334043U (en) | 2020-12-24 | 2020-12-24 | Wireless power supply temperature measurement system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023162770.6U CN214334043U (en) | 2020-12-24 | 2020-12-24 | Wireless power supply temperature measurement system |
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| CN214334043U true CN214334043U (en) | 2021-10-01 |
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| CN202023162770.6U Active CN214334043U (en) | 2020-12-24 | 2020-12-24 | Wireless power supply temperature measurement system |
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| CN (1) | CN214334043U (en) |
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