CN211831228U - Electromagnetic heating utensil of wireless temperature measurement - Google Patents
Electromagnetic heating utensil of wireless temperature measurement Download PDFInfo
- Publication number
- CN211831228U CN211831228U CN202020617826.3U CN202020617826U CN211831228U CN 211831228 U CN211831228 U CN 211831228U CN 202020617826 U CN202020617826 U CN 202020617826U CN 211831228 U CN211831228 U CN 211831228U
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- China
- Prior art keywords
- wireless
- electromagnetic heating
- control circuit
- temperature
- temperature measurement
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- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 238000009529 body temperature measurement Methods 0.000 title claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 20
- 238000004146 energy storage Methods 0.000 claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims abstract description 8
- 238000005259 measurement Methods 0.000 claims description 9
- 238000004861 thermometry Methods 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 2
- 230000008054 signal transmission Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 235000014347 soups Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
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- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model relates to the technical field of temperature measurement, and discloses an electromagnetic heating appliance for wireless temperature measurement, which comprises a shell with a hole on the upper surface, wherein a wireless temperature measuring device is fixed in the hole through a spring; the electromagnetic heating coil is fixed on the upper surface of the inner wall of the shell; the main control circuit is arranged in the shell, and the wireless data communication device is connected with the main control circuit. The wireless temperature measuring device comprises a temperature measuring module control circuit, a thermistor, a wireless temperature communication device and an energy storage and power supply manager which are connected with the temperature measuring module control circuit; the energy absorption coil is connected to the energy storage and power manager. The utility model discloses a control signal and temperature signal are measured through high frequency signal transmission to wireless temperature communication device and wireless data communication device, have replaced traditional wiring formula data transmission, have avoided the loaded down with trivial details and easy ageing problem of wiring, and wireless transmission's form has effectively avoided because the line between thermistor that sealed problem leads to and the circuit board easily receives the influence of water and the security problem that leads to.
Description
Technical Field
The utility model relates to a temperature measurement technical field especially relates to an electromagnetic heating utensil of wireless temperature measurement.
Background
Traditional temperature measurement device all is connected thermistor and control circuit through the wiring, and the wiring often leaks and when sharing with other devices or modules, and the circuit is complicated, difficult carding, in addition, under the circumstances that has water, still has the potential safety hazard.
For example, the temperature measuring modules of the traditional electromagnetic oven, electromagnetic heat-preservation soup pot and electromagnetic heating electric cooker are arranged at the bottom of the microcrystalline glass for indirect temperature measurement, in order to improve the temperature measuring precision, a hole is formed in the center of the microcrystalline glass by a respective electromagnetic heating appliance, a temperature measuring thermistor extends out, and a spring is arranged at the lower part of the thermistor, so that the thermistor is tightly attached to a pot for measurement under the action of elasticity; in this case, the gap between the fixed thermistor and the glass hole and the corresponding fixing member are sealed and waterproofed with rubber, but the sealing rubber is easily deteriorated and has a short service life because it is exposed to a high temperature environment for a long time.
In the above solution, since the thermistor is provided with the data transmission line, the sealing performance of the mechanism is affected, and when the sealing is not good, water easily flows into the machine from the gap along the data transmission line, so that a dangerous hidden danger exists.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electromagnetic heating utensil of wireless temperature measurement solves the problem that temperature measuring device is sealed not good among the prior art.
The utility model discloses a realize through following scheme:
an electromagnetic heating appliance for wireless temperature measurement comprises a shell with an opening on the upper surface, wherein a wireless temperature measuring device is fixed in the opening through a spring; the electromagnetic heating coil is fixed on the upper surface of the inner wall of the shell; the main control circuit is arranged in the shell, and the wireless data communication device is connected with the main control circuit.
Further, the wireless data communication device comprises a first wireless transmitter for transmitting the measurement control signal and a first wireless receiver for receiving the temperature signal.
Furthermore, a main control chip is arranged on the main control circuit.
Furthermore, the wireless temperature measuring device comprises a temperature measuring module control circuit, and a thermistor, a wireless temperature communication device and an energy storage and power supply manager which are connected with the temperature measuring module control circuit; the energy absorption coil is connected to the energy storage and power manager.
Furthermore, the temperature measuring module control circuit is distributed with an address code.
Further, the wireless temperature communication device comprises a second wireless receiver for receiving the measurement control signal sent by the first wireless transmitter and a second wireless transmitter for sending the temperature signal measured by the thermistor to the first wireless receiver.
Furthermore, at least one wireless temperature measuring device is arranged on the electromagnetic heating appliance.
Furthermore, the energy absorption coil induces the electric energy on the electromagnetic heating coil and supplies power to the temperature measurement module control circuit through the energy storage and power supply manager.
Further, data are transmitted between the first wireless transmitter and the second wireless receiver and between the second wireless transmitter and the first wireless receiver through high-frequency signals.
The utility model has the advantages of it is following:
1) the wireless data communication device and the wireless temperature measuring device are arranged in the electromagnetic heating appliance, the wireless temperature measuring device is arranged in the wireless temperature measuring device, and the wireless data communication device and the wireless temperature communication transmit and receive measurement control signals and temperature signals through high-frequency signal transmission, so that wiring type data transmission in the traditional electromagnetic heating appliance is replaced, complicated and ageing wiring is avoided, and the safety problem caused by the fact that the wiring between the thermistor and the circuit board is easily influenced by water due to the sealing problem is effectively avoided;
2) when a plurality of wireless temperature measuring devices are arranged in the electromagnetic heating appliance, the second wireless transmitter also transmits the address code when transmitting the temperature signal to the first wireless receiver, so that the main control circuit can accurately identify the coordinate of the temperature signal.
Drawings
FIG. 1 is a block diagram of a wireless temperature measurement module mounted to an electromagnetic appliance;
FIG. 2 is an internal schematic diagram of a wireless temperature measurement module;
in the figure; 1-wireless temperature measuring device, 2-shell; 21-an electromagnetic heating coil; 22-a main control circuit; 23-spring, 24-wireless data communication device, 25-heated appliance.
Detailed Description
The present invention will be described in detail with reference to the following embodiments.
As shown in FIG. 1, an electromagnetic heating appliance for wireless temperature measurement comprises a shell 2 with an opening on the upper surface, and a wireless temperature measuring device 1 fixed in the opening through a spring 23; an electromagnetic heating coil 21 is fixed on the upper surface of the inner wall of the housing 2; a main control circuit 22 is provided inside the housing 2, and a wireless data communication device 24 is connected to the main control circuit 22.
The wireless data communication device includes a first wireless transmitter for transmitting a measurement control signal and a first wireless receiver for receiving a temperature signal.
The main control circuit is provided with a main control chip, the model of the main control chip is MK7a22P, and it should be noted that the main control chip is not limited to this model, and other chips suitable for this application may also be suitable for this application.
As shown in fig. 2, the wireless temperature measuring device includes a temperature measuring module control circuit, a thermistor connected with the temperature measuring module control circuit, a wireless temperature communication device, and an energy storage and power supply manager; the energy absorption coil is connected to the energy storage and power manager.
The wireless temperature communication device comprises a second wireless receiver for receiving the measurement control signal sent by the first wireless transmitter and a second wireless transmitter for sending the temperature signal measured by the thermistor to the first wireless receiver.
Data are transmitted between the first wireless transmitter and the second wireless receiver and between the second wireless transmitter and the first wireless receiver through high-frequency signals, interference caused by electromagnetic signals is avoided, and accuracy of data transmission is guaranteed.
Specifically, the main control circuit 22 in the electromagnetic heating appliance controls the electromagnetic heating coil 21 to heat; an energy absorption coil in the wireless temperature measuring device 1 induces the electric energy on the electromagnetic heating coil 21 and supplies power to a temperature measuring module control circuit through an energy storage and power supply manager; the main control circuit 22 sends the measurement control signal to a second wireless receiver in the wireless temperature measuring device 1 through the first wireless transmitter; the second wireless receiver receives the signal and transmits the signal to the temperature measuring module control circuit, the thermistor is controlled to detect the temperature of the bottom of the heated appliance 25, the temperature measuring module control circuit reads the temperature signal and then sends the temperature signal to the first wireless receiver through the second wireless transmitter, and the first wireless receiver receives the temperature signal and then transmits the temperature signal to the main control circuit chip MK7A22P in the main control circuit 22.
At least one wireless temperature measuring device is arranged on the electromagnetic heating appliance.
The temperature measurement module control circuit is provided with an address code, and the second wireless transmitter sends the address code when sending the temperature signal to the first wireless receiver, so that the main control circuit can conveniently identify the coordinate of the temperature signal.
It should be noted that: the main control circuit 22 and the wireless data communicator 24 in the electromagnetic heating appliance are sealed together, the wireless temperature measuring device 1 is sealed and arranged in the electromagnetic heating appliance, the power supply in the wireless temperature measuring device 1 is provided by the electric quantity of the energy absorption coil induction electromagnetic heating coil, and the temperature measurement is only acquired in the heating process of the heating appliance, the acquisition can be performed once in 1 second, the energy is saved by transmitting the power to the chip in the main control circuit 22 in a very short time, and even if the electromagnetic heating appliance is in the mode of the lowest intermittent operation, sufficient energy can be provided to ensure that the temperature data is transmitted once in 1 second; if temperature measurement is needed in the shutdown state, the electromagnetic heating coil 21 can be started to charge the wireless temperature measuring device, and then temperature data can be detected.
The content of the present invention is not limited to the examples, and any equivalent transformation adopted by the technical solution of the present invention is covered by the claims of the present invention by those skilled in the art through reading the present invention.
Claims (9)
1. The electromagnetic heating appliance for wireless temperature measurement is characterized by comprising a shell (2) with an opening on the upper surface, wherein a wireless temperature measurement device (1) is fixed in the opening through a spring (23); the electromagnetic heating coil (21) is fixed on the upper surface of the inner wall of the shell (2); the main control circuit (22) is arranged in the shell (2), and the wireless data communication device (24) is connected with the main control circuit (22).
2. The electromagnetic heating appliance for wireless thermometry according to claim 1, wherein the wireless data communication means comprises a first wireless transmitter for transmitting a measurement control signal and a first wireless receiver for receiving a temperature signal.
3. The electromagnetic heating appliance for wireless temperature measurement according to claim 1, wherein a main control chip is disposed on the main control circuit.
4. The electromagnetic heating appliance for wirelessly measuring the temperature according to claim 1, wherein the wireless temperature measuring device comprises a temperature measuring module control circuit, a thermistor, a wireless temperature communication device and an energy storage and power supply manager which are connected with the temperature measuring module control circuit; the energy absorption coil is connected to the energy storage and power manager.
5. The electromagnetic heating appliance for wireless temperature measurement according to claim 4, wherein the temperature measurement module control circuit is assigned with an address code.
6. The electromagnetic heating appliance for wireless thermometry according to claim 4, wherein the wireless temperature communication means comprises a second wireless receiver for receiving the measurement control signal from the first wireless transmitter and a second wireless transmitter for transmitting the temperature signal measured by the thermistor to the first wireless receiver.
7. The electromagnetic heating appliance for wireless temperature measurement according to claim 4, wherein at least one wireless temperature measurement device is arranged on the electromagnetic heating appliance.
8. The electromagnetic heating appliance for wireless temperature measurement according to claim 4, wherein the energy absorption coil induces electrical energy on the electromagnetic heating coil and supplies power to the temperature measurement module control circuit through the energy storage and power manager.
9. The electromagnetic heating appliance for wireless thermometry according to claim 6, wherein the first wireless transmitter and the second wireless receiver and the second wireless transmitter and the first wireless receiver each transmit data via high frequency signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020617826.3U CN211831228U (en) | 2020-04-23 | 2020-04-23 | Electromagnetic heating utensil of wireless temperature measurement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020617826.3U CN211831228U (en) | 2020-04-23 | 2020-04-23 | Electromagnetic heating utensil of wireless temperature measurement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211831228U true CN211831228U (en) | 2020-10-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020617826.3U Expired - Fee Related CN211831228U (en) | 2020-04-23 | 2020-04-23 | Electromagnetic heating utensil of wireless temperature measurement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211831228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685257A (en) * | 2021-08-20 | 2021-11-23 | 芜湖力锐德电子科技有限公司 | Control device for water circulation of automobile engine |
-
2020
- 2020-04-23 CN CN202020617826.3U patent/CN211831228U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685257A (en) * | 2021-08-20 | 2021-11-23 | 芜湖力锐德电子科技有限公司 | Control device for water circulation of automobile engine |
| CN113685257B (en) * | 2021-08-20 | 2024-09-03 | 芜湖力锐德电子科技有限公司 | Control device for water circulation of automobile engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |