CN102759415A - High-temperature-resistant wireless temperature measuring device - Google Patents
High-temperature-resistant wireless temperature measuring device Download PDFInfo
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- CN102759415A CN102759415A CN2012102618372A CN201210261837A CN102759415A CN 102759415 A CN102759415 A CN 102759415A CN 2012102618372 A CN2012102618372 A CN 2012102618372A CN 201210261837 A CN201210261837 A CN 201210261837A CN 102759415 A CN102759415 A CN 102759415A
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Abstract
The invention discloses a high-temperature-resistant wireless temperature measuring device, which comprises a temperature sensor and a temperature measuring terminal, wherein the temperature sensor and the temperature measuring terminal are arranged separately. As the temperature sensor and the temperature measuring terminal are separated, the temperature sensor is closer to a temperature measuring point, so that higher temperature measuring precision is achieved, the temperature sensor is more flexible to install and less susceptible to space limitation and can be used for measuring temperature in real time.
Description
Technical field
The present invention relates to a kind of temperature measuring equipment, particularly relate to a kind of temperature measuring equipment that is used for hot environment.
Background technology
The measured value of temperature is one of temperature control parameter main in the industrial object.For example widely used various heating furnaces, heat-treatment furnace, reacting furnace etc. in metallurgy, machinery, glass, pottery, food, the chemical industry all types of industries are to the strict control of the treatment temperature of workpiece.The interior temperature of monitoring stove relates to heating power, material, electronics, the multi-field cross-synthesis technology of information, and temperature is the key subjects that high-temperature service system urgent need solves in the monitoring stove of therefore adopting an effective measure.
Domestic temperature tracking measurement and image data equipment to high temperature furnace is made up of miniature TR and high temperature resistance insulation can at present.Measuring process be in registering instrument is gone into stove before, be to its setting of carrying out initial parameter, the data that collect are sent to terminal and carry out data processing.The measurement result accuracy is high, and degree of accuracy is poor, and the temperature measuring equipment use is inconvenient, applies and has any problem; Moreover this metering system needs manual work to patrol, and can not obtain the real time temperature data, and data have hysteresis quality, does not have temperature Realtime Alerts function.And the electronic instrument of wire communication mode does not meet hot environment measurement instrument standard, and physical life is short, has limited usable range.In addition, temperature sensor and point for measuring temperature distance are big, and thermometric error is big.
Summary of the invention
Goal of the invention: the objective of the invention is provides a kind of temperature measurement equipment of hot environment in order to solve the deficiency of prior art, in order to real-time collection, conversion, storage and the transmission of the temperature data that solves high-temperature systems equipment.
Technical scheme: in order to realize above purpose, a kind of resistant to elevated temperatures wireless temperature measuring device of the present invention comprises: temperature sensor and thermometric terminal; Said temperature sensor separates installation with the thermometric terminal; Said temperature sensor separates with the thermometric terminal, makes temperature sensor can more press close to point for measuring temperature, and the temperature survey degree of accuracy is high; Monitor temperature in real time; The realization temperature is monitored in real time, and the simultaneous temperature sensor separates installation with the thermometric terminal after, the each several part volume is little; Install more flexibly, be not subject to space constraint.
Said thermometric terminal comprises: wireless temperature measurement circuit board, thermometric terminal enclosure and flame retardant coating; Said wireless temperature measurement circuit board is fixed in the thermometric terminal enclosure, is provided with flame retardant coating between said wireless temperature measurement circuit board and the thermometric terminal enclosure; Temperature sensor is connected with the thermometric terminal through data line; Said thermometric terminal enclosure adopts corrosion-resistant, anti-physical shock, and the high temperature resistance material is processed, applicable to the hot environment up to 1800 ℃.
Said wireless temperature measurement circuit board comprises: A/D modular converter, single-chip microcomputer and wireless transmitter module 3; Be provided with the FLASH storer in the said single-chip microcomputer; Wherein the A/D modular converter adopts 18 A/D chips; Said single-chip microcomputer is the low-power consumption high-speed microprocessor, low-power consumption, high sensitivity; Said wireless transmitter module is a power-adjustable wireless transmission chip; And adopt the replaceable lithium battery of high power capacity to be the power supply of wireless temperature measurement circuit board, and guaranteed the high reliability of data, accuracy, said wireless temperature measurement circuit board overall power is low, long service life.
Principle of work of the present invention is following: said temperature sensor is gathered real time temperature; And the temperature analog signal that collects sent into the A/D modular converter in the thermometric terminal; The A/D modular converter becomes digital signal with temperature mould conversion of signals; Then digital signal is sent into single-chip microcomputer, single-chip microcomputer deposits digital signal in the FLASH storer in, and wireless transmitter module is seen digital signal off.
Wireless transmitter module described in the present invention is operated in the 433MHZ frequency range, adopts batch (-type) to send; Adopt the accuracy of the temperature that step send mode guaranteed to measure, also prolonged the serviceable life of wireless temperature measuring device.
Sensor described in the present invention adopts platinum-rhodium alloy Type B thermocouple material, and platinum-rhodium alloy Type B thermocouple material is prone to heat conduction, and is corrosion-resistant, and is responsive to temperature variation, further improved the accuracy of thermometric; And platinum-rhodium alloy Type B thermocouple material good heat resistance, the Applicable temperature scope is between 0-1400 ℃.
Flame retardant coating between circuit board of wireless temperature measurement described in the present invention and the thermometric terminal enclosure adopts ceramic fiber cotton or aluminosilicate fiber cotton; The high temperature resistant scope of flame retardant coating is 1050-1600 ℃, has stable high temperature resistance characteristic.Data line on the said thermometric terminal enclosure inserts the flame retardant coating at place, hole and selects the ceramic fiber packing, and said ceramic fiber packing is formed by the alumina silicate fibre braiding that spun glass or heat-resistant alloy wire strengthen; 1000 ℃-1260 ℃ of the high temperature resistant scopes of said ceramic fiber packing.
Beneficial effect: the present invention compared with prior art has the following advantages:
1, temperature sensor separates installation with the thermometric terminal among the present invention; Make temperature sensor can more press close to point for measuring temperature, the temperature survey degree of accuracy is high, in real time monitoring temperature; And temperature sensor separates installation with the thermometric terminal; Make easy for installationly flexibly and to have enlarged usable range, be not subject to space constraint.
2, temperature sensor adopts easy heat conduction among the present invention, and resistant material is processed, and responsive to temperature variation, thermometric is accurate.
3, the employing of thermometric terminal enclosure is corrosion-resistant among the present invention, anti-physical shock, and the high temperature resistance material is processed, and applicable to different hot environments, can reach 1800 ℃ hot environment simultaneously.
4, the whole low-power consumption original paper that adopts of the present invention is low in energy consumption, long service life.
5, the present invention externally transmits the transmission of The data wireless mode, has avoided the trouble of wiring, and usable range is wide.
Description of drawings
Fig. 1 is a structured flowchart of the present invention.
Fig. 2 is the diagrammatic cross-section at thermometric terminal among the present invention.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment; Further illustrate the present invention; Should understand these embodiment only be used to the present invention is described and be not used in the restriction scope of the present invention; After reading the present invention, those skilled in the art all fall within the application's accompanying claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Embodiment
A kind of resistant to elevated temperatures wireless temperature measuring device as shown in Figure 1 comprises: temperature sensor and thermometric terminal; Said thermometric terminal comprises: thermometric terminal enclosure 1, wireless temperature measurement circuit board 2 and flame retardant coating; Said wireless temperature measurement circuit board comprises: A/D modular converter, single-chip microcomputer and wireless transmitter module; Be provided with in the said single-chip microcomputer: the FLASH storer;
The annexation of each part mentioned above is following: the data line access hole 4 that the data line that is connected with temperature sensor passes on the thermometric terminal enclosure 1 is connected with wireless temperature measurement circuit board 2; Said temperature sensor separates installation with the thermometric terminal; Wireless temperature measurement circuit board 2 in the said thermometric terminal is fixed in the thermometric terminal enclosure 1 through bolt 6, is provided with flame retardant coating between said wireless temperature measurement circuit board 2 and the thermometric terminal enclosure 1; Said temperature sensor is connected with A/D modular converter in the thermometric terminal through data line, and the A/D modular converter is connected with single-chip microcomputer, and single-chip microcomputer is connected with wireless transmitter module.
The present embodiment course of work is following: said temperature sensor is gathered real time temperature; And the temperature analog signal that collects sent into the A/D modular converter in the thermometric terminal through data line; The A/D modular converter becomes digital signal with temperature mould conversion of signals, then digital signal is sent into single-chip microcomputer, and single-chip microcomputer deposits digital signal in the FLASH storer in; Wireless transmitter module is seen digital signal off, and wireless transmitter module is operated in the 433MHZ frequency range.
As shown in Figure 2, in the present embodiment, the thermometric terminal enclosure can be according to reality high-temperature systems choice of equipment to be measured material, and for example when measuring acid high temperature furnace temperature, the thermometric terminal enclosure adopts acid resisting material; When measuring alkaline high temperature furnace temperature, alkaline-resisting material is selected at the thermometric terminal.Be provided with groove in the middle of the thermometric terminal enclosure, and in groove, fill fire-resistant high temperature resistance material formation flame retardant coating, on flame retardant coating, load the wireless temperature measurement circuit board then.The material of flame retardant coating is selected high-temperature flame-proof aluminium clay, and high-temperature flame-proof soil has heat-resisting quantity, the highest high temperature that bears 1850 ℃, and high-temperature flame-proof soil stabilization property is high; Flame retardant coating described in the present embodiment and thermometric terminal enclosure inwall should mate fully.The refractory filler that flame retardant coating adopts in the present embodiment is selected aluminosilicate fiber cotton, and its high temperature resistant scope is 1050-1600 ℃, has stable high temperature resistance characteristic.Data line on the said thermometric terminal enclosure inserts the packing material at place, hole 4 and selects the ceramic fiber packing; Said ceramic fiber packing is to be formed by the alumina silicate fibre braiding that spun glass or heat-resistant alloy wire strengthen, and temperature sensor adopts platinum-rhodium alloy Type B thermocouple material, is prone to heat conduction; Corrosion-resistant; High to the temperature variation susceptibility, it is high to measure the temperature accuracy, and temperature range is 0-1400 ℃; The wireless temperature measurement circuit board adopts independent current source 5 power supplies in the present embodiment, has improved the stability of thermometric.
Claims (5)
1. resistant to elevated temperatures wireless temperature measuring device, it is characterized in that: it comprises: temperature sensor and thermometric terminal; Said temperature sensor separates installation with the thermometric terminal;
Said thermometric terminal comprises: wireless temperature measurement circuit board, thermometric terminal enclosure and flame retardant coating; Said wireless temperature measurement circuit board is fixed in the thermometric terminal enclosure, is provided with flame retardant coating between said wireless temperature measurement circuit board and the thermometric terminal enclosure; Temperature sensor is connected with the thermometric terminal through data line;
Said wireless temperature measurement circuit board comprises: A/D modular converter, single-chip microcomputer and wireless transmitter module; Be provided with in the said single-chip microcomputer: the FLASH storer;
Said temperature sensor is gathered real time temperature; And the temperature analog signal that collects sent into the A/D modular converter in the thermometric terminal; The A/D modular converter becomes digital signal with temperature mould conversion of signals; Then digital signal is sent into single-chip microcomputer, single-chip microcomputer deposits digital signal in the FLASH storer in, and wireless transmitter module is seen digital signal off.
2. resistant to elevated temperatures wireless temperature measuring device according to claim 1 is characterized in that: said wireless transmitter module is operated in the 433MHZ frequency range, adopts batch (-type) to send.
3. resistant to elevated temperatures wireless temperature measuring device according to claim 1 is characterized in that: said sensor adopts platinum-rhodium alloy Type B thermocouple material.
4. resistant to elevated temperatures wireless temperature measuring device according to claim 1 is characterized in that: the flame retardant coating between said wireless temperature measurement circuit board and the thermometric terminal enclosure adopts ceramic fiber cotton or aluminosilicate fiber cotton; Data line on the said thermometric terminal enclosure inserts the flame retardant coating at place, hole and selects the ceramic fiber packing, and said ceramic fiber packing is formed by the alumina silicate fibre braiding that spun glass or heat-resistant alloy wire strengthen.
5. resistant to elevated temperatures wireless temperature measuring device according to claim 1 is characterized in that: said thermometric terminal enclosure adopts high-temperature flame-proof aluminium clay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102618372A CN102759415A (en) | 2012-07-27 | 2012-07-27 | High-temperature-resistant wireless temperature measuring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102618372A CN102759415A (en) | 2012-07-27 | 2012-07-27 | High-temperature-resistant wireless temperature measuring device |
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| CN102759415A true CN102759415A (en) | 2012-10-31 |
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| CN2012102618372A Pending CN102759415A (en) | 2012-07-27 | 2012-07-27 | High-temperature-resistant wireless temperature measuring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103561046A (en) * | 2013-06-26 | 2014-02-05 | 中国地质大学（武汉） | Distributed jun porcelain kiln temperature monitoring system and method based on wireless sensor network |
| CN107543627A (en) * | 2017-09-26 | 2018-01-05 | 深圳市捷汇多科技有限公司 | A kind of efficient furnace temperature tester |
| CN108181017A (en) * | 2018-01-08 | 2018-06-19 | 北京理工大学 | The embedded electric thermo-couple temperature test system and method for self-powered based on Mechatronic Systems |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5092938A (en) * | 1984-04-14 | 1992-03-03 | Kabushiki Kaisha Kobe Seiko Sho | Temperature detector for use in high temperature and high pressure furnaces |
| CN201885807U (en) * | 2010-09-09 | 2011-06-29 | 杨毅 | Wireless temperature-measuring terminal for electric power high-voltage |
| CN202350950U (en) * | 2011-11-21 | 2012-07-25 | 苏州迪芬德物联网科技有限公司 | Self-powered wireless temperature measurement device for power transmission and transformation system |
| CN202814582U (en) * | 2012-07-27 | 2013-03-20 | 苏州迪芬德物联网科技有限公司 | High temperature-resisting wireless temperature measuring device |
-
2012
- 2012-07-27 CN CN2012102618372A patent/CN102759415A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5092938A (en) * | 1984-04-14 | 1992-03-03 | Kabushiki Kaisha Kobe Seiko Sho | Temperature detector for use in high temperature and high pressure furnaces |
| CN201885807U (en) * | 2010-09-09 | 2011-06-29 | 杨毅 | Wireless temperature-measuring terminal for electric power high-voltage |
| CN202350950U (en) * | 2011-11-21 | 2012-07-25 | 苏州迪芬德物联网科技有限公司 | Self-powered wireless temperature measurement device for power transmission and transformation system |
| CN202814582U (en) * | 2012-07-27 | 2013-03-20 | 苏州迪芬德物联网科技有限公司 | High temperature-resisting wireless temperature measuring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103561046A (en) * | 2013-06-26 | 2014-02-05 | 中国地质大学（武汉） | Distributed jun porcelain kiln temperature monitoring system and method based on wireless sensor network |
| CN107543627A (en) * | 2017-09-26 | 2018-01-05 | 深圳市捷汇多科技有限公司 | A kind of efficient furnace temperature tester |
| CN108181017A (en) * | 2018-01-08 | 2018-06-19 | 北京理工大学 | The embedded electric thermo-couple temperature test system and method for self-powered based on Mechatronic Systems |
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Application publication date: 20121031 |