CN109470380A - A kind of fired temperature detection system and method - Google Patents
A kind of fired temperature detection system and method Download PDFInfo
- Publication number
- CN109470380A CN109470380A CN201811292266.2A CN201811292266A CN109470380A CN 109470380 A CN109470380 A CN 109470380A CN 201811292266 A CN201811292266 A CN 201811292266A CN 109470380 A CN109470380 A CN 109470380A
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- barbecue
- probe
- wireless
- temperature
- reading antenna
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/22—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects
- G01K11/26—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects of resonant frequencies
- G01K11/265—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects of resonant frequencies using surface acoustic wave [SAW]
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Baking, Grill, Roasting (AREA)
Abstract
The embodiment of the invention provides a kind of fired temperature detection system and methods, the system comprises barbecue probe, read equipment；Roasting probe includes wireless temperature-measuring sensor, for detecting the temperature of food roasting, and for receiving the first wireless signal from reading antenna transmitting, with feedback second wireless singal, the second wireless singal is the signal for carrying the food roasting temperature information that the barbecue probe feeds back first wireless communication, and generates；Reading equipment includes control device and reading antenna, and the control device emits the first wireless signal for controlling the reading antenna, and parses to the received second wireless singal of the reading antenna, with the temperature of the determination barbecue probe.By wireless transmission between reading equipment and barbecue probe of the invention, avoid using plain conductor.
Description
Technical field
The present invention relates to fired temperature detection field more particularly to a kind of fired temperature detection systems and method.
Background technique
It is continued to optimize along with temperature sensor performance and cost, so that the application scenarios of temperature sensor are more abundant.
Traditional thermal sensor is changed resistance value and then reach thermometric purpose with resistance by the size of temperature such as to be passed using Resistance Temperature
Sensor, sensor need to power, and the metal wire for energization is connected to sensor and temperature measuring equipment, and metal wire is too long, cause to use
Family cannot move left and right.And the open fire of such as oven burns electrified metal line and sensor accidentally, will lead to short circuit, destroys
The resistance value of temperature sensor, so directly affect thermometric accuracy.Some ovens, food will often be rotated, be moved, the gold of energization
Belonging to conducting wire can wind, and not be available at all.
In the prior art, temperature sensor must use metal wire as power supply and data transmission.And metal wire is easy to twine
Around, burn out, influence personnel action, bring very big inconvenience to temperature detection.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of fired temperature detection system and methods.
The embodiment of the invention provides a kind of fired temperature detection systems, including barbecue probe, reading equipment；
The barbecue probe, including wireless temperature-measuring sensor come from for detecting the temperature of food roasting, and for receiving
First wireless signal of the reading antenna transmitting, and feedback second wireless singal, the second wireless singal are the barbecue
Probe feeds back first wireless signal, and the signal of the carrying food roasting temperature information generated；
The reading equipment, including control device and reading antenna, the control device is for controlling the reading day
Line emits the first wireless signal, and parses to the received second wireless singal of the reading antenna, with the determination barbecue probe
Temperature.
The embodiment of the invention also provides a kind of fired temperature detection methods, comprising:
It controls reading antenna and sends the first wireless signal to barbecue probe, so that the barbecue probe is received according to
The first wireless signal, the second wireless singal with food roasting temperature information is generated and feeds back, wherein the barbecue probe
Wireless temperature-measuring sensor including first wireless signal can be reflected；
Receive the second wireless singal of the carrying food roasting temperature information of the barbecue probe feedback；
The second wireless singal is parsed, determines the temperature of the barbecue probe.
Fired temperature detection system and method provided in an embodiment of the present invention, have used SAW Temperature Sensors skill
Control device and barbecue probe separates are realized the temperature detection to food roasting by wireless transmission by art.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for ability
For the those of ordinary skill of domain, without any creative labor, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is fired temperature detecting system schematic diagram provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of internal structure of barbecue probe provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of internal structure of control device provided in an embodiment of the present invention；
Fig. 4 is the flow chart of fired temperature detection method provided in an embodiment of the present invention；
Fig. 5 is the another flow chart of fired temperature detection method provided in an embodiment of the present invention.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
The terms such as " first " of the embodiment of the present invention, " second ", only difference the relevant technologies feature, do not indicate successively suitable
Sequence.
In order to illustrate technical solution described in the embodiment of the present invention, the following is a description of specific embodiments.
As shown in Figure 1, the embodiment of the invention discloses a kind of fired temperature detection system, including barbecue probe 101, reading
Take equipment 102.
The barbecue probe 101, including wireless temperature-measuring sensor, for detecting the temperature of food roasting, and for receiving
The first wireless signal from reading antenna transmitting, and feedback second wireless singal, the second wireless singal is described
The signal for the carrying food roasting temperature information roasted probe and feed back first wireless signal, and generate.
In the present embodiment, as shown in Fig. 2, the wireless temperature-measuring sensor includes: surface acoustic wave temperature sensing chip
1011 and sensor antenna 1012；The surface acoustic wave temperature sensing chip is taken for being converted to first wireless signal
The second wireless singal with food roasting temperature information；The sensor antenna, for receiving first wireless signal
And feed back the second wireless singal.
In the present embodiment, as shown in Figure 1, the system comprises at least two barbecue probes, wherein each described
The working frequency range for roasting the surface acoustic wave temperature sensing chip of probe is different.Wherein the first wireless signal and second wireless singal
For electromagnetic wave signal.Assuming that user needs to carry out temperature detection to the different parts of a bulk of barbecue, then by multiple barbecue probes
Barbecue different parts are inserted into, herein by taking three barbecue probes as an example, the surface acoustic wave sensing chip in these three barbecue probes has
Three different working frequency range, such as the chip operation frequency range of first barbecue probe are 91MHz -95MHz, and second barbecue is visited
The chip operation frequency range of needle is 96MHz -100MHz, and the chip operation frequency range of third barbecue probe is 101MHz -
105MHz.Using low frequency band in the present embodiment, but it is not limited to low frequency, it should it is understood that intermediate frequency and high frequency can also be realized
The object of the invention.
The reading equipment 102, including control device 1021 and reading antenna 1022, the control device is for controlling
The reading antenna emits the first wireless signal, and parses to the received second wireless singal of the reading antenna, to determine
State the temperature of barbecue probe.A kind of illustrative embodiment is that as shown in Fig. 3, the control device includes processor, such as
CPU。
When user wishes to carry out temperature detection to barbecue, power switch on manually opened control device, control device
It starts to work.
Entire thermometric process is divided into four-stage:
Launching phase: control device is by reading antenna, to barbecue the first wireless signal of probe emission.Such as the first wireless communication
Number frequency is 97MHz, then second barbecue probe can receive the frequency band signals.
The temperature transition stage: the temperature information and 97MHz that the temperature sensing chip of second barbecue probe will test are folded
It is added together, generates a new second wireless singal such as 98.5MHz.
The reception stage: control device receives the sensor antenna feedback from second barbecue probe by reading antenna
Second wireless singal 98.5MHz back.
Temperature resolution phase: control device parses second wireless singal, obtains second barbecue probe in detecting and arrives
Barbecue temperature, such as 89 DEG C.
Above frequency and temperature value is merely to illustrate the thermometric process of the embodiment of the present invention, is not limited to this hair
Bright protection scope.
In the present embodiment, as shown in Figure 1, the reading equipment 102 further includes connecting line 1023, the reading antenna is logical
The connecting line is crossed to connect with the control device.Reading antenna needs to emit and receive wireless signal, it will usually visit with barbecue
Needle is closer.A kind of mode is that reading antenna is inserted on control device, and control device fixation is placed on barbecue apparatus such as
On oven, reading antenna is put into oven by the air hole of oven.But under such mode, control device is too close from oven, can be because
The service life of circuit and electronic component is influenced to be heated.Reading antenna preferably, is passed through oven by another kind
Air hole be put into oven, and reading antenna is connect by connecting line with control device, and under such mode, control device can be put
It is far from oven, avoid heated.The connecting line can be cladded with one layer of fire proofing material, for protecting connecting line, extend and connect
The service life of wiring.
In the present embodiment, the reading antenna further includes having fixed device (not shown), is used for the reading
Antenna is fixed on barbecue apparatus.Specifically, fixed device can be clamping piece or sucker.
In the present embodiment, it as shown in figure 3, the control device further includes wireless transport module, is used for the barbecue
The temperature of probe is sent to exterior terminal.Exterior terminal includes but is not limited to computer, server, tablet computer, smart phone, hand
Holding equipment, consumer-elcetronics devices etc. can be used to check the electronic device of temperature.Preferably, wireless transport module be WIFI module,
Bluetooth module etc..
After control device parses temperature, thermometric process further include:
The display stage shows temperature, it is preferable that send a temperature to exterior terminal on the screen of control device
As mobile phone is shown.When user is distant from oven, the temperature of barbecue can be obtained, in real time by mobile phone to judge barbecue
Raw ripe degree.
As shown in figure 4, the embodiment of the invention also provides a kind of fired temperature detection methods, comprising:
101, control reading antenna sends the first wireless signal to barbecue probe, so that the barbecue probe connects according to
The first wireless signal received generates and feeds back the second wireless singal with food roasting temperature information, wherein the barbecue
Probe includes the wireless temperature-measuring sensor that can reflect first wireless signal.
In the present embodiment, the first wireless signal is sent to barbecue probe described in step 101, specifically:
According to the temperature of the barbecue probe, sending cycle is set；
According to the sending cycle, the first wireless signal is sent to barbecue probe.
It such as, is 210 DEG C to the temperature setting warning value of first barbecue probe, then when the temperature of the barbecue probe reaches
At 180 DEG C, the sending cycle of the first wireless signal, such as first wireless signal of transmission in every 2 minutes are set.What is be arranged in this way is good
Place is, before temperature reaches 180 DEG C, can send once every 20 minutes, reduce the frequency of transmitting.When temperature approaches are guarded against
When value, by increasing signal tranmitting frequency, barbecue temperature is obtained in time.
In the present embodiment, control reading antenna described in step 101 includes: to barbecue probe the first wireless signal of transmission
1011, obtain the frequency range of at least two settings；
The frequency range of the first wireless signal is obtained, wherein the frequency range of first wireless signal includes all barbecue probes to be measured
Working frequency range.If 1 control device can read the signal of 6 barbecue probes, then control device will obtain this 6 burnings in advance
The all working frequency range of roasting probe.
1012, reading antenna is controlled in the different frequency range of the setting, sends frequency not to the barbecue probe respectively
The first same wireless signal.
As user has selected 3 barbecue probes from 6 probes, and by the different parts of 3 barbecue probes insertion barbecue.With
The tranmitting frequency of the first signal is arranged according to the working frequency range of the barbecue probe selected in family in control device.Such as first burning
The chip operation frequency range of roasting probe is 91MHz -95MHz, and the chip operation frequency range of second barbecue probe is 101MHz -
105MHz, the chip operation frequency range of third barbecue probe are 116MHz -120MHz.It then controls reading antenna and successively sends symbol
The first wireless signals for closing three barbecue probe face frequency ranges, such as send 92MHz, 103MHz, 117MHz, then first, second, the
Three barbecue probes can be subsequently received corresponding first wireless signal 92MHz, 103MHz, 117MHz, such as: the first barbecue probe inspection
Barbecue temperature T1 is measured, and T1 information superposition is generated into second wireless singal on 92MHz, feeds back to reading antenna.Control dress
Barbecue temperature T1, T2, T3 that the first, second, third barbecue probe is fed back to can be subsequently received by setting.
In the present embodiment, control reading antenna described in step 101 sends the first wireless signal to barbecue probe, also wraps
It includes:
1013, obtain the frequency range of second wireless singal；
If user is not aware that the working frequency range of the barbecue probe used, then the burning in use can be determined by this step
The frequency range of roasting probe.Control device successively emits the first wireless signal of 6 barbecue probe face frequency ranges, receives in use
Barbecue probe feedback second wireless singal frequency range, do not use some probe such as, be not will receive the frequency range probe anti-
Feedback signal.
1014, control reading antenna is sent out according to the frequency range of the second wireless singal got to the barbecue probe
Send the first wireless signal.
When control device has determined the working frequency range of the probe in use, i.e., the first wireless communication is sent according to this frequency range
Number, without the multiple signal for giving remaining 3 probe again, saves and send energy and improve detection efficiency.
102, receive the second wireless singal of the carrying food roasting temperature information of the barbecue probe feedback；
Control device receives second wireless singal by reading antenna and can successively receive multiple if any multiple barbecue probes
Second wireless singal.
103, the second wireless singal is parsed, determines the temperature of the barbecue probe.
The frequency of the second wireless singal is parsed, according to the pass of the frequency of the second wireless singal and temperature
System determines the temperature of the barbecue probe.
In the present embodiment, as shown in figure 5, the method also includes:
104, the temperature wireless of the barbecue probe is transferred to exterior terminal.
Exterior terminal includes but is not limited to that computer, server, tablet computer, smart phone, handheld device, consumer electronics are set
The electronic device that can be used to check temperature such as standby.Preferably, wireless transport module is WIFI module, bluetooth module etc..
After control device parses temperature, it is preferable that send a temperature to exterior terminal such as mobile phone and shown.When with
When family is distant from oven, the temperature of barbecue can be obtained in real time by mobile phone, to judge the raw ripe degree of barbecue.
In conclusion the embodiment of the present invention uses SAW Temperature Sensors, by control device and probe separates are roasted,
By wireless transmission, not only ensure that the safety of control device, but be avoided that barbecue probe caused using connecting line winding, no
The problems such as taking action, be burned conducive to personnel.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution should all
It is included within protection scope of the present invention.
Claims (10)
1. a kind of fired temperature detection system, which is characterized in that including barbecue probe, read equipment；
The barbecue probe, including wireless temperature-measuring sensor, for detecting the temperature of food roasting, and for receiving from described
First wireless signal of reading antenna transmitting, and feedback second wireless singal, the second wireless singal are the barbecue probe
The signal for the carrying food roasting temperature information for feeding back first wireless signal, and generating；
The reading equipment, including control device and reading antenna, the control device is for controlling the reading antenna hair
The first wireless signal is penetrated, and the received second wireless singal of the reading antenna is parsed, with the temperature of the determination barbecue probe
Degree.
2. fired temperature detection system as described in claim 1, which is characterized in that the wireless temperature-measuring sensor includes: sound
Surface wave temperature sensing chip and sensor antenna；The surface acoustic wave temperature sensing chip is used for first wireless communication
Number be converted to the second wireless singal for carrying food roasting temperature information；The sensor antenna, for receiving described
One wireless signal simultaneously feeds back the second wireless singal.
3. fired temperature detection system as described in claim 1, which is characterized in that the reading equipment further includes connecting line,
The reading antenna is connect by the connecting line with the control device.
4. fired temperature detection system as claimed in claim 4, which is characterized in that the reading antenna further includes having fixed dress
It sets, for the reading antenna to be fixed on barbecue apparatus.
5. fired temperature detection system as described in claim 1, which is characterized in that the system comprises at least two burnings
Roasting probe, wherein the working frequency range of the surface acoustic wave temperature sensing chip of each barbecue probe is different.
6. a kind of fired temperature detection method characterized by comprising
Control reading antenna and send the first wireless signal to barbecue probe so that the barbecue probe received according to the
One wireless signal generates and feeds back the second wireless singal with food roasting temperature information, wherein the barbecue probe includes
The wireless temperature-measuring sensor of first wireless signal can be reflected；
Receive the second wireless singal of the carrying food roasting temperature information of the barbecue probe feedback；
The second wireless singal is parsed, determines the temperature of the barbecue probe.
7. detection method as claimed in claim 6, which is characterized in that the control reading antenna sends first to barbecue probe
Wireless signal includes:
Obtain the frequency range of at least two settings；
Reading antenna is controlled in the different frequency range of the setting, sends the first different nothing of frequency to the barbecue probe respectively
Line signal.
8. detection method as claimed in claim 7, which is characterized in that the control reading antenna sends first to barbecue probe
Wireless signal, further includes:
Obtain the frequency range of second wireless singal；
Reading antenna is controlled according to the frequency range of the second wireless singal got, it is wireless to send first to the barbecue probe
Signal.
9. method as claimed in claim 6, which is characterized in that it is described to send the first wireless signal to barbecue probe, specifically:
According to the temperature of the barbecue probe, sending cycle is set；
According to the sending cycle, the first wireless signal is sent to barbecue probe.
10. as right wants 6 the methods, which is characterized in that it is described that the second wireless singal is parsed, determine the burning
The temperature of roasting probe, specifically:
The frequency of the second wireless singal is parsed, according to the relationship of the frequency of the second wireless singal and temperature,
Determine the temperature of the barbecue probe.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018108473406 | 2018-07-27 | ||
| CN201810847340 | 2018-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109470380A true CN109470380A (en) | 2019-03-15 |
Family
ID=65666801
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811292266.2A Pending CN109470380A (en) | 2018-07-27 | 2018-11-01 | A kind of fired temperature detection system and method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398294A (en) * | 2019-08-07 | 2019-11-01 | 深圳市海博思科技有限公司 | A kind of fired temperature detection system and transmission terminal |
| CN110515329A (en) * | 2019-08-08 | 2019-11-29 | 深圳市海博思科技有限公司 | A kind of method, thermometric host, mobile terminal and electronic equipment for roasting thermometric |
| CN113381170A (en) * | 2020-01-17 | 2021-09-10 | 深圳市海博思科技有限公司 | Tag antenna and passive temperature detection device |
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Application publication date: 20190315 |