CN109272732A - A kind of measurement transmission method of radio temperature sensor - Google Patents

A kind of measurement transmission method of radio temperature sensor Download PDF

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Publication number
CN109272732A
CN109272732A CN201811206638.5A CN201811206638A CN109272732A CN 109272732 A CN109272732 A CN 109272732A CN 201811206638 A CN201811206638 A CN 201811206638A CN 109272732 A CN109272732 A CN 109272732A
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CN
China
Prior art keywords
temperature
measurement
transmission
temperature sensor
electrically
Prior art date
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CN201811206638.5A
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Chinese (zh)
Inventor
吴孝兵
吴洪青
董胜利
王龙
赵国栋
杨忠亦
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杭州休普电子技术有限公司
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Priority to CN201811206638.5A priority Critical patent/CN109272732A/en
Publication of CN109272732A publication Critical patent/CN109272732A/en

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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply, e.g. by thermoelectric elements

Abstract

The invention discloses a kind of measurement transmission methods of radio temperature sensor, including temperature sensor and data receiver display, the measurement transmission method includes the first measurement transmission method and the second measurement transmission method, the first measurement transmission method are as follows: temperature is divided into several segments from high to low, the packet transmission interval time of each segment wireless transmission antenna is different, when temperature is more than predetermined value, alarm module alarm;The second measurement transmission method are as follows: temperature-sensitive chip detects that temperature temperature difference within the unit time is more than predetermined value, and the packet transmission of wireless transmission antenna once gives data receiver display, alarm module alarm.The invention enables temperature sensor super low-power consumptions, radio-frequency communication, have the advantages that environmentally protective, non-maintaining, can solve under high-voltage state, utilizes passive the problem of taking electricity to be powered temperature sensor, so that temperature measurement is accurate, guarantee electrical equipment safety.

Description

A kind of measurement transmission method of radio temperature sensor

Technical field

The present invention relates to a kind of measurement of high pressure temperature monitoring method technical field more particularly to radio temperature sensor biographies Transmission method.

Background technique

In recent years, with economic continuous growth, electricity needs is increasing, makes electric system to large capacity, high voltage Develop with intelligentized direction, and sound development and people of the safe and efficient operation substantial connection of electric system to social economy People's livelihood stabilization living.

In various high and low voltage switchgear contacts and contact, chopper switch, joint box for high-voltage cable, dry-type transformer, low pressure In the electrical equipments such as high current cabinet, the temperature rise due to caused by the factors such as material aging, poor contact, current overload is excessively high, and not The potential faults preferably detected, equipment are electrically easily damaged, when electrical equipment cannot work, it will cause electrical energy demands Insufficient supply, will be inestimable with economic loss caused by this.The monitoring of electrical equipment contact temperature at present is typically all to use Temperature sensor is monitored, and temperature sensor monitoring is divided into personal monitoring and remote automation monitoring again, personal monitoring with There is very big risk, because these detected equipment are all high pressures, is not easy to contact, it is easy to cause to survey crew's Injury, and artificial detection is unable to real-time operation, and detection temperature accuracy is low;Remote automation monitoring needs supervise remote automation Measurement equipment is powered, but if temperature monitoring equipment carries out intermittent monitoring to temperature always and carries out the hair of monitoring data It penetrates, this just needs to provide biggish electricity to monitoring device, and then needs using external power supply, this just increases showing for engineer Wiring difficulty, the sensitivity of measurement is low, and high and low voltage isolation is not thorough, and anti-interference is poor, therefore, develops and a kind of needs electricity Measuring few temperature data measurement transmission method is problem to be solved.

Summary of the invention

In view of this, the object of the present invention is to provide a kind of measurement transmission method of radio temperature sensor, this method makes Temperature sensor super low-power consumption, radio-frequency communication, have the advantages that environmentally protective, non-maintaining, can solve high voltage shape Under state, using passive the problem of taking electricity to be powered temperature sensor, so that temperature measurement is accurate, guarantee electrical equipment peace Entirely.

The present invention solves above-mentioned technical problem by following technological means:

A kind of measurement transmission method of radio temperature sensor is based on a kind of radio temperature sensor, the wireless temperature Sensor includes temperature sensor and data receiver display, the temperature sensor include temperature-sensitive chip, MCU micro control unit and RF RF processing unit, the data receiver display include signal receiving module, data disaply moudle and alarm module, described RF RF processing unit communication connection has wireless transmission antenna, the wireless transmission antenna and signal receiving module communication connection, The measurement transmission method includes the first measurement transmission method and the second measurement transmission method, the first measurement transmission method Are as follows: temperature is divided into several segments from high to low, when the packet transmission interval of each segment wireless transmission antenna Between it is different, when temperature is more than predetermined value, alarm module alarm;The second measurement transmission method are as follows: temperature-sensitive chip detection To temperature, the temperature difference is more than predetermined value within the unit time, and the packet transmission of wireless transmission antenna is once shown to data receiver Device, alarm module alarm.

Further, it is described first measurement transmission method be, when measurement temperature at -45 DEG C--25 DEG C of sections, at interval of The temperature measurement data of transmitting in 110 seconds, when measurement temperature is at -25 DEG C -0 DEG C of section, at interval of the thermometric number of transmitting in 100 seconds According to, when measuring temperature at 0 DEG C -25 DEG C of sections, at interval of the temperature measurement data of transmitting in 80 seconds, exist when measuring temperature, 25 DEG C - When 45 DEG C of sections, at interval of the temperature measurement data of transmitting in 70 seconds, when measurement temperature exists, when 45 DEG C -65 DEG C of sections, at interval of 60 A second temperature measurement data of transmitting when 65 DEG C -85 DEG C of sections, is worked as at interval of the temperature measurement data of transmitting in 40 seconds when measurement temperature exists Temperature is measured at 85 DEG C -100 DEG C of sections, at interval of the temperature measurement data of transmitting in 30 seconds, is existed when measuring temperature, 100 DEG C - When 125 DEG C of sections, at interval of the temperature measurement data of transmitting in 20 seconds, when temperature is more than 125 DEG C, alarm module alarm.

Further, the second measurement transmission method is that temperature-sensitive chip detects that temperature temperature difference within 10 second time is more than At 1.5 DEG C, data receiver display, alarm module alarm are once given in 10 second time of the data packet transmitting of wireless transmission antenna.

Further, the temperature sensor includes shell, and the two sides of the shell offer the through slot communicated, the shell It is interior to be equipped with pcb board, it is provided with energy acquisition unit, rectification circuit, voltage-stabilizing protection module and master control IC chip on the pcb board, The MCU micro control unit and RF RF processing unit are electrically connected in master control IC chip, the temperature-sensitive chip and master control IC core Piece electrical connection;The energy acquisition unit includes coil rack, and the coil rack is fixedly connected on pcb board, the coil Be wound with several circle wire coils on skeleton, the through slot and coil rack it is hollow in be equipped with alloy strip, the alloy strip Both ends be fixedly connected;One end of the wire coil is electrically connected with the input terminal of rectification circuit, the wire coil it is another End is electrically connected with the negative input of voltage-stabilizing protection module, and the output end of the rectification circuit and the anode of voltage-stabilizing protection module are defeated Enter end electrical connection;The anode and cathode of the voltage-stabilizing protection module are electrically connected with master control IC chip.

Further, storage capacitor and power supply valve, the anode and voltage-stabilizing protection of the storage capacitor are additionally provided on the pcb board The anode electrical connection of module, the cathode of the storage capacitor are electrically connected with the cathode of voltage-stabilizing protection module;The power supply valve includes PMOS tube, the source electrode of the PMOS tube are electrically connected with the anode of storage capacitor, the drain electrode of the PMOS tube and MCU micro control unit electricity Connection, the grid of the PMOS tube are electrically connected with voltage checking chip, anode and the storage capacitor of the voltage checking chip Anode electrical connection, the cathode of the voltage checking chip are electrically connected with the cathode of storage capacitor, and the voltage checking chip is just It is also electrically connected with individual event zener diode on the connecting line of the anode of pole and storage capacitor, the voltage checking chip and MCU are micro- Control unit communications connection.Storage capacitor can store the weak current of collection, after voltage reaches certain value, then for Subsequent electrical part is powered;The setting of power supply valve can detect that the voltage of storage capacitor reaches certain when detection chip After pressure, power supply valve, which can just be opened, powers to MCU micro control unit, MCU micro control unit and voltage checking chip communication connection, can be with The closing of power supply valve is controlled by MCU micro control unit in turn.

Further, the shell includes upper cover and lower cover, and the through slot is arranged on upper lid, and the pcb board is close to lower cover Side be connected with barricade, the barricade and temperature-sensitive chip clearance fit offer glue filling opening on the barricade.Make Used time, barricade are close to heating conductor, and heater transfers heat to barricade, barricade fever, and temperature-sensitive chip passes through survey The temperature of barricade is measured, and then the temperature of heating conductor is measured indirectly;Glue filling opening is set on the shield plates, is passed when by this After sensor installs, filling heat-conducting glue can be carried out to enclosure interior by glue filling opening, PCBA board, line packet are sealed, it can To play the purpose of waterproof.

Further, the alloy strip is permalloy tape.Linear region is not present in permalloy material, can reach quickly Magnetic saturation takes out very faint energy only also in the case where high current to power, can shake phenomenon to avoid fever.

Further, the wire coil is copper enameled wire, and the number of turns of the wire coil on coil rack is 4900- 5100 circles.

Further, the coil rack is the coil rack of open loop.Coil rack open loop can generate to avoid coil rack Vortex, to avoid coil rack self-heating.

Further, foam patch is provided in the shell, the foam patch is located at the two sides of coil rack.In encapsulating When, foam patch can block the hollow inside of the through slot of upper cover and coil rack, and when avoiding encapsulating, glue is from through slot stream Out, and glue is avoided to block the hollow inside of coil rack.

Further, in measurement, temperature-sensitive chip measures temperature, measures temperature signal through MCU micro control unit and RF After RF processing unit processing, emitted by wireless transmission antenna.

Further, the both ends junction of the alloy strip is equipped with steel button, and the steel button includes the steel loop equipped with rectangular slot, The one side of the steel loop is equipped with the threaded hole communicated with rectangular slot, and the threaded hole internal screw thread is connected with bolt, described What the both ends of alloy strip were overlapped is threaded through in steel loop, and one end of the alloy strip is to leaning on the direction inflection of near line packet, and and steel loop It is close to, the inside turnup of the other end of the alloy strip forms multilayer tubular structures.It is easy for installation using steel button, by the end of alloy strip The inside turnup in portion forms multilayer tubular structures can be to avoid the point discharge of alloy strip end, and use is safe.

Beneficial effects of the present invention:

(1) ascensional range of present invention temperature by temperature range section and in the unit time carries out intermittent temperature measurement data Transmitting, radio-frequency communication, low-power consumption management, and super low-power consumption MCU micro-control unit is used, by MCU micro control unit and wireless transmission One master control IC chip of antenna duplexer, so that temperature sensor super low-power consumption, the electromagnetic energy energy for only needing collected current to flow through Give whole system stable power-supplying;And by the case where temperature is higher and temperature rises faster situation, using faster tranmitting frequency, Data under emergency situation transmit alarm, guarantee the safety of electrical equipment.

(2) present invention utilizes permalloy tape to collect electromagnetic energy when electric current flows through from conductor, and electromagnetic energy is turned The electric energy of temperature-sensitive chip and communication antenna work is turned to, entire sensor does not need external power supply, and energy consumption is few, as long as there is electric current stream The temperature of conductor can be monitored by crossing, environmentally protective, not need to safeguard, strong antijamming capability;

(3) present invention setting signal wireless transmission antenna on pcb board, the temperature data that sensing chip is collected into can be with It is transferred on monitor terminal by wireless transmission antenna, realizes accurately measurement;

(4) the power supply valve circuit that is made of PMOS tube and voltage checking chip of the present invention, can when collection of energy is less than, System power supply power supply and late-class circuit are completely cut through, makes energy collection work in more efficient state, passes through MCU micro control unit With voltage checking chip communication connection, the closing of MCU micro control unit control power supply valve can be utilized in turn;

(5) present invention uses high frequency radio data transmission technology, and data sink and measured point are not necessarily to any physics Connection, electrical isolation more secure and reliable.

Detailed description of the invention

Fig. 1 is measurement transmission flow schematic diagram of the invention;

Fig. 2 is the structural schematic diagram of temperature sensor in the present invention;

Fig. 3 is the disassemblying structure schematic diagram of inventive shell;

Fig. 4 is the partial structure diagram after Fig. 2 removal shell;

Fig. 5 is the schematic diagram of coil rack and wire coil of the present invention;

Fig. 6 is electric current principle figure of the invention.

Wherein, upper cover 1, lower cover 2, through slot 3, pcb board 4, coil rack 5, wire coil 6, alloy strip 7, rectifier diode 8, zener diode 9, MCU micro control unit 10, temperature-sensitive chip 11, RF rf processor 12, master control IC chip 13, storage capacitor 14, PMOS tube 15, unidirectional zener diode 16, voltage checking chip 17, barricade 18, glue filling opening 19, silicagel pad 20, non-slip groove 21, foam patch 22, steel loop 23, bolt 24, multilayer tubular structures 25, wireless transmission antenna 26.

Specific embodiment

Below with reference to attached drawing, the present invention is described in detail:

As shown in figures 1 to 6:

Embodiment 1, a kind of radio temperature sensor

Radio temperature sensor includes temperature sensor and data receiver display, and temperature sensor includes temperature-sensitive chip 11, MCU micro control unit 10 and RF rf processor 12, data receiver display include signal receiving module, data disaply moudle And alarm module, 12 communication connection of RF rf processor have wireless transmission antenna 26, wireless transmission antenna 26 and signal receive mould Block communication connection.

Wherein temperature sensor includes shell, and shell includes upper cover 1 and lower cover 2, the two sides of upper cover 1 offer communicate it is logical Slot 3, shell is interior to be equipped with pcb board 4, is welded with energy acquisition unit, rectifier diode 8, zener diode 9 and master control on pcb board 4 IC chip 13 is electrically connected with MCU micro control unit 10 and RF rf processor 12, temperature-sensitive chip 11 and master control in master control IC chip 13 IC chip 13 is electrically connected;Energy acquisition unit includes coil rack 5, and coil rack 5 is connected on pcb board 4, on coil rack 5 Be wound with 5000 circle wire coils 6, through slot 3 and coil rack 5 it is hollow in be equipped with alloy strip 7, the both ends of alloy strip 7 are fixed Connection;One end of wire coil 6 is electrically connected with the input terminal of rectifier diode 8, the other end and zener diode of wire coil 6 9 negative input electrical connection, the output end of rectifier diode 8 are electrically connected with the electrode input end of zener diode 9;Pressure stabilizing two The anode and cathode of pole pipe 9 are electrically connected with master control IC chip 13.

Wherein, storage capacitor 14 is additionally provided on pcb board 4, the anode of the anode and zener diode 9 of storage capacitor 14 is electrically connected It connects, the cathode of storage capacitor 14 is electrically connected with the cathode of zener diode 9.Power supply valve is additionally provided on pcb board 4, power supply valve includes PMOS tube 15, the source electrode of PMOS tube 15 are electrically connected with the anode of storage capacitor 14, the drain electrode of PMOS tube 15 and MCU micro control unit 10 Electrical connection, the grid of PMOS tube 15 are electrically connected with voltage checking chip 17, anode and the storage capacitor 14 of voltage checking chip 17 Anode electrical connection, the cathode of voltage checking chip 17 is electrically connected with the cathode of storage capacitor 14, and voltage checking chip 17 is just It is also electrically connected with individual event zener diode 9 on the connecting line of the anode of pole and storage capacitor 14, voltage checking chip 17 and MCU is micro- Control 10 communication connection of unit.

Wherein, pcb board 4 is connected with barricade 18 close to the side of lower cover 2, and barricade 18 is matched with 11 gap of temperature-sensitive chip It closes, offers glue filling opening 19 on barricade 18;Alloy strip 7 is the permalloy tape of model 1J85;Coil bone 5 is the coil of open loop Skeleton 5.Foam patch 22 is provided in shell, foam patch 22 is located at the two sides of coil rack 5.The both ends of alloy strip 7 connect Place is equipped with steel button, steel button includes the steel loop 23 equipped with rectangular slot, and the one side of steel loop 23 is equipped with to be communicated with rectangular slot Threaded hole, threaded hole internal screw thread are connected with bolt 24, and what the both ends of alloy strip 7 were overlapped is threaded through in steel loop 23, alloy strip 7 One end and is close to the direction inflection of near line packet is leaned on steel loop 23, the inside turnup formation multilayer PMOS tube 15 of the other end of alloy strip 7 Shape structure.

Temperature-sensitive chip in the present embodiment uses high-precision (± 0.5 DEG C), and wide-range (- 45~+125 DEG C) adopts Wen Xin Piece.

The present embodiment does power supply and low-power consumption management using super low-power consumption MCU design popular in the industry in program, only Seldom solar energy collecting energy need to be collected can be to whole system stable power-supplying.

Embodiment 2,

Sensor in embodiment 1 uses:

When using this sensor, a steel button first is worn in one end of alloy strip, reflexed is about in alloy strip end 2.5cm develops reflexed part with steel button with nipper plier;Alloy strip is penetrated to the through slot 3 of 1 side of upper cover again, alloy strip pierces through Foam patch 22 enters the hollow interior of coil rack 5, the other side through slot 3 of upper cover 1 is then passed through, then in 1 two sides of upper cover A silicagel pad 20 is worn in alloy strip respectively, the barricade 18 on sensor lower cover 2 is tightly attached on conductor, then will not worn If one end alloy strip of steel button is inserted into the rectangular slot of steel button, referring to the perimeter dimension of conductor, the size of becket is adjusted, The alloy strip for being inserted into steel button one end is reserved into about 2.5cm length, clutches end using nipper plier, firmly inside turnup, until patch Tight downside alloy strip, finally tightens the screw that steel is buckled with interior hexagonal.

This sensor is when being monitored temperature, and when conductor current passes through, alloy strip generates magnetic field, and electromagnetic energy is logical Line packet is crossed, electromagnetic energy is become faint electric energy by line packet, and by rectifier diode 8, AC conversion is become direct current Electricity, then pressure stabilizing, the energy storage of storage capacitor 14 are carried out by zener diode 9, it is the measurement and wireless transmission of temperature-sensitive chip 11 The signal transmitting of antenna provides electric energy;When electric current flows through in the conductor, heat is generated, because the temperature-sensitive chip 11 of sensor is tight Barricade 18 is against, and barricade 18 is to be close to conductor, so the temperature on conductor can pass to barricade 18, then Barricade 18 communicates the temperature at temperature-sensitive chip 11 again, and temperature-sensitive chip 11 carries out after accurately measuring temperature, is penetrated by RF Temperature data by radio-frequency communication, is transferred on monitor terminal by frequency processor 12, realizes intermittent, accurate measurement.

The measurement transmission method of embodiment 3, radio temperature sensor

The measurement transmission method of radio temperature sensor, radio temperature sensor and embodiment 2 based on embodiment 1 make With the specific transmission method that measures includes the first measurement transmission method and the second measurement transmission method, the first measurement transmission method Are as follows: when measurement temperature is at -45 DEG C--25 DEG C of sections, at interval of the temperature measurement data of transmitting in 110 seconds, when measurement temperature is -25 DEG C -0 DEG C of section when, at interval of the temperature measurement data of transmitting in 100 seconds, when measurement temperature is at 0 DEG C -25 DEG C of sections, at interval of The temperature measurement data of transmitting in 80 seconds, when measurement temperature exists, when 25 DEG C -45 DEG C of sections, at interval of the thermometric number of transmitting in 70 seconds According to, when measurement temperature exists, when 45 DEG C -65 DEG C of sections, at interval of the temperature measurement data of transmitting in 60 seconds, exist when measuring temperature, 65 DEG C -85 DEG C of sections when, at interval of 40 seconds temperature measurement datas of transmitting when measurement temperature at 85 DEG C -100 DEG C of sections, at interval of The temperature measurement data of transmitting in 30 seconds, when measurement temperature exists, when 100 DEG C -125 DEG C of sections, at interval of the thermometric number of transmitting in 20 seconds According to, when temperature is more than 125 DEG C, alarm module alarm;Second measurement transmission method are as follows: temperature-sensitive chip detects temperature at 10 seconds When the temperature difference is more than 1.5 DEG C in time, data receiver display, report are once given in 10 second time of the data packet transmitting of wireless transmission antenna Alert module alarm.

The present embodiment uses high frequency radio data transmission technology, data sink and measured point to connect without any physics It connects, electrical isolation more secure and reliable.

The present embodiment uses cyclic redundancy check technology, and data receiver carries out CRC check to the data received, into one Step improves the reliability of measurement, avoids data and misrepresents deliberately and report by mistake.

The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to preferred embodiment to this hair It is bright to be described in detail, those skilled in the art should understand that, it can modify to technical solution of the present invention Or equivalent replacement should all cover without departing from the objective and range of technical solution of the present invention in claim of the invention In range.Technology not described in detail in the present invention, shape, construction portion are well-known technique.

Claims (7)

1. a kind of measurement transmission method of radio temperature sensor, the measurement transmission method is based on radio temperature sensor, institute Stating radio temperature sensor includes temperature sensor and data receiver display, it is characterised in that: the temperature sensor includes Temperature-sensitive chip, MCU micro control unit and RF RF processing unit, the data receiver display include signal receiving module, data Display module and alarm module, the RF RF processing unit communication connection have wireless transmission antenna, the wireless emitted day Line and signal receiving module communication connection;
The measurement transmission method includes the first measurement transmission method and the second measurement transmission method, first measurement transmission side Method are as follows: temperature is divided into several segments from high to low, in each segment between the packet transmission of wireless transmission antenna Every time difference, when temperature is more than predetermined value, alarm module alarm;The second measurement transmission method are as follows: temperature-sensitive chip Detect that temperature temperature difference within the unit time is more than predetermined value, the packet transmission of wireless transmission antenna once gives data receiver Display, alarm module alarm.
2. a kind of measurement transmission method of radio temperature sensor according to claim 1, it is characterised in that: described first Measurement transmission method is, when measurement temperature is at -45 DEG C--25 DEG C of sections, at interval of the temperature measurement data of transmitting in 110 seconds, when Temperature is measured at -25 DEG C -0 DEG C of section, at interval of the temperature measurement data of transmitting in 100 seconds, when measurement temperature is at 0 DEG C -25 DEG C When section, at interval of the temperature measurement data of transmitting in 80 seconds, when measurement temperature exists, when 25 DEG C -45 DEG C of sections, sent out at interval of 70 seconds A temperature measurement data is penetrated, when measurement temperature exists, when 45 DEG C -65 DEG C of sections, at interval of the temperature measurement data of transmitting in 60 seconds, works as survey Amount temperature exists, when 65 DEG C -85 DEG C of sections, at interval of the temperature measurement data of transmitting in 40 seconds when measurement temperature is in 85 DEG C -100 DEG C areas Between when, at interval of the temperature measurement data of transmitting in 30 seconds, when measurement temperature exists, when 100 DEG C -125 DEG C of sections, sent out at interval of 20 seconds A temperature measurement data is penetrated, when temperature is more than 125 DEG C, alarm module alarm.
3. a kind of measurement transmission method of radio temperature sensor according to claim 2, it is characterised in that: described second Measurement transmission method is, when temperature-sensitive chip detects temperature the temperature difference is more than 1.5 DEG C within 10 second time, the number of wireless transmission antenna Data receiver display, alarm module alarm are once given according to the transmitting of 10 second time of packet.
4. a kind of measurement transmission method of radio temperature sensor according to claim 3, it is characterised in that: the temperature Sensor includes shell, and the two sides of the shell offer the through slot communicated, is equipped with pcb board in the shell, on the pcb board It is provided with energy acquisition unit, rectification circuit, voltage-stabilizing protection module and master control IC chip, the MCU micro control unit and RF radio frequency Processing unit is electrically connected in master control IC chip, and the temperature-sensitive chip is electrically connected with master control IC chip;The energy acquisition list Member includes coil rack, and the coil rack is fixedly connected on pcb board, and several circle metal wires are wound on the coil rack Circle, the through slot and coil rack it is hollow in be equipped with alloy strip, the both ends of the alloy strip are fixedly connected;The metal wire One end of circle is electrically connected with the input terminal of rectification circuit, and the other end of the wire coil and the cathode of voltage-stabilizing protection module input End electrical connection, the output end of the rectification circuit are electrically connected with the electrode input end of voltage-stabilizing protection module;The voltage-stabilizing protection mould The anode and cathode of block are electrically connected with master control IC chip.
5. a kind of measurement transmission method of radio temperature sensor according to claim 4, it is characterised in that: the PCB Storage capacitor and power supply valve are additionally provided on plate, the anode of the storage capacitor is electrically connected with the anode of voltage-stabilizing protection module, described The cathode of storage capacitor is electrically connected with the cathode of voltage-stabilizing protection module;The power supply valve includes PMOS tube, the source of the PMOS tube Pole is electrically connected with the anode of storage capacitor, and the drain electrode of the PMOS tube is electrically connected with MCU micro control unit, the grid of the PMOS tube It is electrically connected with voltage checking chip, the anode of the voltage checking chip is electrically connected with the anode of storage capacitor, the voltage inspection The cathode for surveying chip is electrically connected with the cathode of storage capacitor, the company of the anode of the anode and storage capacitor of the voltage checking chip Individual event zener diode, the voltage checking chip and MCU micro control unit communication connection are also electrically connected in wiring.
6. a kind of measurement transmission method of radio temperature sensor according to claim 1, it is characterised in that: measuring When, temperature-sensitive chip measures temperature, temperature signal is measured after MCU micro control unit and the processing of RF RF processing unit, by Wireless transmission antenna transmitting.
7. a kind of measurement transmission method of radio temperature sensor according to claim 5, it is characterised in that: the alloy The both ends junction of band is equipped with steel and buckles, and the steel button includes the steel loop equipped with rectangular slot, and the one side of the steel loop is equipped with The threaded hole communicated with rectangular slot, the threaded hole internal screw thread are connected with bolt, and what the both ends of the alloy strip were overlapped wears It is located in steel loop, one end of the alloy strip is close to, the other end of the alloy strip to leaning on the direction inflection of near line packet with steel loop Inside turnup forms multilayer tubular structures.
CN201811206638.5A 2018-10-17 2018-10-17 A kind of measurement transmission method of radio temperature sensor CN109272732A (en)

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CN203203725U (en) * 2013-04-23 2013-09-18 杭州休普电子技术有限公司 Wireless temperature measurement sensor of electromagnetic energy collection type
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CN103487150B (en) * 2013-09-16 2015-09-16 杭州休普电子技术有限公司 Radio-frequency (RF) energy collects wireless temperature sensing system and energy control method
CN105651415A (en) * 2016-03-24 2016-06-08 苏州路之遥科技股份有限公司 Wireless temperature detector
CN205582643U (en) * 2016-04-11 2016-09-14 孟繁恒 Electric capacity screen structure of dry -type electric capacity type high -tension bushing core
CN106535253A (en) * 2016-11-23 2017-03-22 北京必创科技股份有限公司 Method for dynamic acquisition and transmission of wireless data
CN108106741A (en) * 2017-12-21 2018-06-01 山东省海洋资源与环境研究院 A kind of variable period ocean temperature acquisition and transmission method and system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201397713Y (en) * 2009-01-20 2010-02-03 江苏大全封闭母线有限公司 Shielding insulation sleeve for tube busbar
CN203203725U (en) * 2013-04-23 2013-09-18 杭州休普电子技术有限公司 Wireless temperature measurement sensor of electromagnetic energy collection type
CN203455108U (en) * 2013-08-20 2014-02-26 中国石油大学(华东) Temperature monitoring and alarm device for automobile wheel hub bearings
CN103487150B (en) * 2013-09-16 2015-09-16 杭州休普电子技术有限公司 Radio-frequency (RF) energy collects wireless temperature sensing system and energy control method
CN105651415A (en) * 2016-03-24 2016-06-08 苏州路之遥科技股份有限公司 Wireless temperature detector
CN205582643U (en) * 2016-04-11 2016-09-14 孟繁恒 Electric capacity screen structure of dry -type electric capacity type high -tension bushing core
CN106535253A (en) * 2016-11-23 2017-03-22 北京必创科技股份有限公司 Method for dynamic acquisition and transmission of wireless data
CN108106741A (en) * 2017-12-21 2018-06-01 山东省海洋资源与环境研究院 A kind of variable period ocean temperature acquisition and transmission method and system

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