CN109580022A - A kind of temperature monitoring device - Google Patents
A kind of temperature monitoring device Download PDFInfo
- Publication number
- CN109580022A CN109580022A CN201910080052.7A CN201910080052A CN109580022A CN 109580022 A CN109580022 A CN 109580022A CN 201910080052 A CN201910080052 A CN 201910080052A CN 109580022 A CN109580022 A CN 109580022A
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- Prior art keywords
- temperature
- main control
- control chip
- monitoring device
- signal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
- G01K1/12—Protective devices, e.g. casings for preventing damage due to heat overloading
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
本发明公开一种温度监测装置，包括：隔热装置，被测物体设置在所述隔热装置的外部；数据采集模块，设置于所述隔热装置内部，用于采集所述被测物体的温度信号，并将所述温度信号转换为热电动势信号；数据处理模块，与所述数据采集模块连接，用于将所述热电动势信号转换为温度值。该温度监测装置，通过设置隔热装置，使数据采集模块的温度保持在60℃以下，从而保证了数据采集模块的电气特性，能够实现各种高温环境下对温度的监测。
The invention discloses a temperature monitoring device, comprising: a heat insulation device, a measured object is arranged outside the heat insulation device; a data acquisition module is arranged inside the heat insulation device, and is used for collecting the temperature of the measured object. a temperature signal, and convert the temperature signal into a thermoelectromotive force signal; a data processing module, connected with the data acquisition module, is used for converting the thermoelectromotive force signal into a temperature value. In the temperature monitoring device, the temperature of the data acquisition module is kept below 60°C by setting the heat insulation device, thereby ensuring the electrical characteristics of the data acquisition module, and can monitor the temperature in various high temperature environments.
Description
Technical field
The present invention relates to high-temperature fields of measurement, more particularly to a kind of temperature monitoring device.
Background technique
Currently, main measurement method has contact type measurement and non-contact measurement in high-temperature fields of measurement.It is non-to connect
Widely used in touch measurement is infrared radiation thermometer, and monochromatic infrared radiation thermometer is usually by the dust and light in environment
Influence it is more obvious, actually use it is less；Another color comparison temperature measurement instrument in infrared radiation thermometer using relatively broad, but its
Mostly all-in-one machine needs man-hour manually hand-held, though increasing portability, operationally has strict demand, angle for testing staff
There is biggish deviation once deviating and will result in temperature；Therefore, infrared radiation thermometer is in face of needing prolonged high temperature
When monitoring, limitation is larger, suitable for application under this environment.And the temperature measurer of contact mainly has Thermistor Temperature Measurement instrument and heat
Galvanic couple temperature measurer, traditional contact temperature-measuring generally require with testee directly to contact temperature element, and in measurement position
(measurement and display all-in-one machine) is processed and displayed in place, but can have that temperature is excessively high (may to be up in practical hot environment
400 DEG C), the problem of temperature element can not work normally when being applied to certain hot environments.
Summary of the invention
The object of the present invention is to provide a kind of temperature monitoring device, can supervise under various hot environments to temperature
It surveys.
To achieve the above object, the present invention provides following schemes:
A kind of temperature monitoring device, comprising:
The outside of the heat-proof device is arranged in heat-proof device, testee；
Data acquisition module is set to inside the heat-proof device, for acquiring the temperature signal of the testee, and
The temperature signal is converted into thermo-electromotive force signal；
Data processing module is connect with the data acquisition module, for the thermo-electromotive force signal to be converted to temperature
Value.
Optionally, the data acquisition module includes: the first main control chip, thermocouple and the first wireless transmission unit,
In,
First main control chip is connect with the thermocouple and first wireless transmission unit respectively；Described first is main
Control chip is for issuing acquisition control signal to the thermocouple and issuing transmission of control signals to first wireless transmission
Unit, and receive the thermo-electromotive force signal sent by the thermocouple；
The thermocouple stretches out the heat-proof device, and directly contacts with the testee；The thermocouple is used for root
Thermo-electromotive force letter is converted into according to the temperature signal of testee described in the acquisition control signal measurement, and by the temperature signal
Number it is sent to first main control chip；
First wireless transmission unit is used to obtain first main control chip according to the transmission of control signals and send
The thermo-electromotive force signal, and the thermo-electromotive force signal is sent to the data processing module.
Optionally, first main control chip includes ARM main control chip.
Optionally, the ARM main control chip includes STM32F1 series embedded chip.
Optionally, the data processing module includes:
Second wireless transmission unit is connect with the data acquisition module, is sent for obtaining the data acquisition module
The thermo-electromotive force signal；
Second main control chip is connect with second wireless transmission unit, for controlling second wireless transmission unit
The thermo-electromotive force signal that the data acquisition module is sent is obtained, and will be described according to the thermocouple indexing table of storage inside
Thermo-electromotive force signal is converted into temperature value.
Optionally, the data processing module further include:
Display unit is connect with second main control chip, the temperature for sending to second main control chip
Value is shown.
Optionally, second main control chip includes ARM main control chip.
Optionally, the ARM main control chip includes STM32F1 series embedded chip.
Optionally, the heat-proof device includes:
304 stainless steel casees, inside are vacuum；
Vacuum heat-insulation bucket is set to the inside of the 304 stainless steel case；
Aerogel blanket thermal insulation layer is layed on the inner wall of the 304 stainless steel case.
Optionally, the 304 stainless steel case, the aerogel blanket thermal insulation layer and the vacuum heat-insulation bucket are at same position
It is provided with an outlet hole, the data acquisition module is connect by the outlet hole with the testee.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: temperature disclosed by the invention
Monitoring device, comprising: the outside of the heat-proof device is arranged in heat-proof device, testee；Data acquisition module is set to institute
It states inside heat-proof device, is converted to thermo-electromotive force for acquiring the temperature signal of the testee, and by the temperature signal
Signal；Data processing module is connect with the data acquisition module, for the thermo-electromotive force signal to be converted to temperature value.
The temperature monitoring device makes the temperature of data acquisition module be maintained at 60 DEG C hereinafter, to ensure that by the way that heat-proof device is arranged
The electrical characteristic of data acquisition module can be realized the monitoring under various hot environments to temperature.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the external structure of temperature monitoring device embodiment of the present invention；
Fig. 2 is the internal structure chart of temperature monitoring device embodiment of the present invention；
Fig. 3 is the heat-proof device structure chart of temperature monitoring device embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of temperature monitoring device, can supervise under various hot environments to temperature
It surveys.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention will be further described in detail.
Fig. 1 is the external structure of temperature monitoring device embodiment of the present invention, and Fig. 2 is temperature monitoring device of the present invention implementation
The internal structure chart of example.Referring to Fig. 1 and Fig. 2, the temperature monitoring device, comprising:
The outside of the heat-proof device 101 is arranged in heat-proof device 101, testee；
Data acquisition module 102 is set to inside the heat-proof device 101, for acquiring the temperature of the testee
Signal, and the temperature signal is converted into thermo-electromotive force signal；
Data processing module 103 is connect with the data acquisition module 102, for converting the thermo-electromotive force signal
For temperature value.
The data acquisition module 102 includes: the first main control chip 1021, thermocouple 1022 and the first wireless transmission unit
1023, wherein
First main control chip 1021 connects with the thermocouple 1022 and first wireless transmission unit 1023 respectively
It connects；First main control chip 1021 is for issuing acquisition control signal to the thermocouple 1022 and issuing transmission control letter
Number first wireless transmission unit 1023 is given, and receives the thermo-electromotive force signal that is sent by the thermocouple 1022；
The thermocouple 1022 stretches out the heat-proof device 101, and directly contacts with the testee；The thermocouple
1022 are used for the temperature signal of the testee according to the acquisition control signal measurement, and the temperature signal is converted into
Thermo-electromotive force signal is sent to first main control chip 1021；
First wireless transmission unit 1023 is used to obtain first main control chip according to the transmission of control signals
The 1021 thermo-electromotive force signals sent, and the thermo-electromotive force signal is sent to the data processing module 103.
First main control chip 1021 includes ARM main control chip, and the ARM main control chip includes that STM32F1 series is embedding
Enter formula chip, but not limited to this money chip, other ARM main control chips.
The thermocouple 1022 is used as temperature element, and the basic principle of thermometric is the material conductor group of two kinds of different components
At closed circuit, when both ends are there are just having electric current when temperature gradient, in circuit to pass through, there is between both ends at this time electronic
Gesture-thermo-electromotive force is exactly so-called Seebeck effect.The homogeneous conductor of two kinds of different components is thermode, temperature higher one
End is working end, and the lower one end of temperature is free end, (free end is generally under some stationary temperature).The thermocouple
1022 by it includes probe to stretch out the heat-proof device 101, and directly contacted with the testee.The embodiment
In, the thermocouple 1022 is to measure the Omega electric thermocouple that the high-temperature heat-resistance upper limit is 400 DEG C, the Omega magnetic thermal
Galvanic couple includes magnetic probe, and the magnetic probe is attached in a manner of magnetic absorption with the testee, the prior art
Middle major part is thermocouple temperature measurement, and the thermocouple of magnetic adhesive plaster mode is fewer.
First wireless transmission unit 1023 includes the serial ports WIFI of single-frequency such as 433MHz, dynamic for the thermoelectricity
The wireless transmission of gesture signal.First wireless transmission unit 1023 or the wireless serial of single-frequency such as 433MHz are received
It sends out module (serial ports wireless module).
The data processing module 103 includes:
Second wireless transmission unit 1031 is connect, for obtaining the data acquisition module with the data acquisition module 102
The thermo-electromotive force signal that block 102 is sent；
Second wireless transmission unit 1031 includes the serial ports WIFI of single-frequency such as 433MHz, dynamic for the thermoelectricity
The wireless transmission of gesture signal.Second wireless transmission unit 1031 or the wireless serial of single-frequency such as 433MHz are received
It sends out module (serial ports wireless module).
Second main control chip 1032 is connect with second wireless transmission unit 1031, wireless for controlling described second
Transmission unit 1031 obtains the thermo-electromotive force signal that the data acquisition module 102 is sent, and according to the heat of storage inside
The thermo-electromotive force signal is converted into temperature value by galvanic couple phasing meter.The thermocouple indexing table is according to thermo-electromotive force and temperature
Functional relation made of, phasing meter be free end temperature at 0 DEG C under conditions of obtain, different thermocouples have difference
Phasing meter.
Second main control chip 1032 includes ARM main control chip, and the ARM main control chip includes that STM32F1 series is embedding
Enter formula chip, but not limited to this money chip, other ARM main control chips.Second main control chip 1032 is by the temperature
Angle value is compared with given threshold, if the temperature value is more than the given threshold, sends warning message.
The data processing module 103 further include:
Display unit 1033 is connect with second main control chip 1032, for sending out second main control chip 1032
The temperature value sent is shown.The display unit 1033 includes LCD display, and the LCD display is for realizing temperature
The remote online of degree is shown, carries out warning note convenient for monitoring and to the temperature for being more than certain threshold value.
The data processing module 103 is handheld data receiving end, including is matched with first wireless transmission unit 1023
Set the second wireless transmission unit 1031, second main control chip 1032 matched with first main control chip 1021 and
The LCD display.
Fig. 3 is the heat-proof device structure chart of temperature monitoring device embodiment of the present invention, referring to Fig. 3, the heat-proof device 101 packet
It includes:
304 stainless steel casees 1011, inside are vacuum；
Vacuum heat-insulation bucket 1012 is set to the inside of the 304 stainless steel case 1011；
Aerogel blanket thermal insulation layer 1013 is layed on the inner wall of the 304 stainless steel case 1011.
The 304 stainless steel case 1011, the aerogel blanket thermal insulation layer 1013 and the vacuum heat-insulation bucket 1012 are identical
An outlet hole is provided at position, the data acquisition module 102 is connect by the outlet hole with the testee.
The outermost layer of the heat-proof device 101 is that the 304 stainless steel case 1011, cabinet interior are covered with the aerogel blanket
The vacuum heat-insulation bucket 1012 is set inside thermal insulation layer 1013, thermal insulation layer.Aeroge thermal coefficient it is low be used to it is heat-insulated, vacuum layer into
One step heat-insulation and heat-preservation guarantees temperature at 60 DEG C or less.The heat-proof device 101 is for heat-insulated, first main control chip
1021, the thermocouple 1022, first wireless transmission unit 1023 all put 101 the inside of heat-proof device into.The heat-insulated dress
The position for setting 101 is placed on thermometric scene close to heat source, guarantees temperature locating for its internal electronic element at 60 DEG C hereinafter, to protect
Demonstrate,proving it can work normally.Due to ensure that the electrical characteristic of data acquisition module 102, the wireless of temperature scene can be realized
Transmission measurement.
Temperature monitoring device disclosed by the invention is to pass through setting based on wireless long-range desired temperature on-Line Monitor Device
Heat-proof device cooperates the mode of wireless transmission to realize temperature and monitors on-line, monitors at the scene without testing staff.Based on wireless
Long-range desired temperature on-line monitoring, by way of contact temperature-measuring and wireless transmission, cooperation heat-proof device realize electricity
Subcomponent it is effective heat-insulated, realize to the monitoring of the efficient remote of temperature data.Since it is designed that wirelessly, and design
Heat-proof device, heat-proof device can efficiently against electronic component cannot the high temperature field operation the problem of, and can gram
Take the technical problem of thermocouple temperature measurement contact scene thermometric.Data acquisition module is placed in heat-proof device, contact is passed through
Formula thermometric and the mode of wireless transmission are realized and are monitored to the efficient remote of temperature data, (answer even if actual ambient temperature is very high
When using certain hot environments, actual temperature may be up to 400 DEG C) also it can work normally.Data processing module is to connect
Receiving end ARM main control chip reads wireless serial data, and Real time displaying accurate temperature value is realized to temperature in extreme environment
Monitoring under (up to 400 DEG C), it is convenient that long-time on-line monitoring is carried out to temperature and (LCD is effectively analyzed to temperature
Real time displaying temperature carries out warning note convenient for monitoring and to the temperature for being more than certain threshold value), it can be wanted with effective guarantee in specification
Ask interior carry out operation, reduced inspection person works' complexity.Use electric thermocouple as temperature element, passes through wireless transmission
Mode, realizes the long-range monitoring to temperature data, and opposite wired measuring has great portability, convenience, and is directed to pole
Under the hot environment in end ring border, the problem of Field Force's inconvenience detection provides more optimized scheme.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand system and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080052.7A CN109580022A (en) | 2019-01-28 | 2019-01-28 | A kind of temperature monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080052.7A CN109580022A (en) | 2019-01-28 | 2019-01-28 | A kind of temperature monitoring device |
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| Publication Number | Publication Date |
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| CN109580022A true CN109580022A (en) | 2019-04-05 |
Family
ID=65918140
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| CN201910080052.7A Pending CN109580022A (en) | 2019-01-28 | 2019-01-28 | A kind of temperature monitoring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111023934A (en) * | 2019-12-30 | 2020-04-17 | 戴天智能科技（上海）有限公司 | Explosion-proof blanket capable of collecting and analyzing data |
| CN115524027A (en) * | 2022-10-31 | 2022-12-27 | 杭州宇嘉微科技有限公司 | Passive wireless contact temperature monitoring system and method thereof |
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Application publication date: 20190405 |