CN109443567A - A kind of installation method of radio temperature sensor - Google Patents

A kind of installation method of radio temperature sensor Download PDF

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Publication number
CN109443567A
CN109443567A CN201811206633.2A CN201811206633A CN109443567A CN 109443567 A CN109443567 A CN 109443567A CN 201811206633 A CN201811206633 A CN 201811206633A CN 109443567 A CN109443567 A CN 109443567A
Authority
CN
China
Prior art keywords
alloy strip
installation
electrically
temperature sensor
chip
Prior art date
Application number
CN201811206633.2A
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Chinese (zh)
Inventor
吴孝兵
杨忠亦
吴洪青
Original Assignee
杭州休普电子技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 杭州休普电子技术有限公司 filed Critical 杭州休普电子技术有限公司
Priority to CN201811206633.2A priority Critical patent/CN109443567A/en
Publication of CN109443567A publication Critical patent/CN109443567A/en

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14Supports; Fastening devices; Mounting thermometers in particular locations
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02Special applications of indicating or recording means, e.g. for remote indications
    • G01K1/024Special applications of indicating or recording means, e.g. for remote indications for remote indication
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling

Abstract

The invention discloses a kind of installation methods of radio temperature sensor, comprising the following steps: passes through alloy strip out of the through slot of sensor host machine and coil rack hollow space;The rectangular slot that the alloy strip of the first side of sensor host machine is passed through to steel loop, develops reverse with steel loop with nipper plier;By in the rectangular slot of the alloy strip insertion steel button of sensor host machine second side, end is clutched using nipper plier, firmly inside turnup, until being adjacent to downside alloy strip, form multilayer tubular structures.Super low-power consumption of the present invention, micro- electromagnetic energy are collected, without battery, radio-frequency communication, have many advantages, such as that environmentally protective, non-maintaining, electrical isolation is thorough, easy for installation, strong antijamming capability, reliable operation, compact, solves the problems, such as the temperature measurement under high-voltage state;Collected temperature is transferred on monitor terminal by radio-frequency communication in real time, realizes intermittent, accurate measurement, can effectively avoid tip electric, use is safer.

Description

A kind of installation method of radio temperature sensor

Technical field

The present invention relates to high pressure temperature monitoring technique field more particularly to a kind of installation methods of radio temperature sensor.

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 thermometry of electrical equipment contact temperature has following two at present Kind: manual measurement and wired detection;Manual measurement has very big risk, because these detected equipment are all high pressures, It is not easy to contact, it is easy to cause the injury to survey crew, and artificial detection is unable to real-time operation, detect temperature accuracy It is low;Wired detection is the sensor for detecting temperature and host is wired connection.This mode increases the field wiring of engineer The sensitivity of difficulty, measurement is low, and high and low voltage isolation is not thorough, and anti-interference is poor.

With the further development of technology, there are some sensors to use at present and asks for electric installation and supply electric energy for sensor, For example solar energy takes electricity, the temperature difference to take electricity etc., but these ways to take power, if in dark switchgear or the temperature difference is little It is just difficult to achieve the purpose that self-power supply under environment, it is more difficult to safeguard.Have and in current temperature sensor at present, installs It is very inconvenient, it is also very dangerous.

Summary of the invention

In view of this, this method is based on one the object of the present invention is to provide a kind of installation method of radio temperature sensor Kind radio temperature sensor, the sensor super low-power consumption, micro- electromagnetic energy are collected, and battery, radio-frequency communication are not necessarily to, and have green ring It protects, the advantages that non-maintaining, electrical isolation is thorough, easy for installation, strong antijamming capability, reliable operation, compact, it can be well Solve the problems, such as the temperature measurement under high-voltage state;Collected temperature can be passed through radio-frequency communication in real time by the installation method, It is transferred on monitor terminal, realizes intermittent, accurate measurement, which can effectively avoid tip electric, use It is safer.

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

A kind of installation method of radio temperature sensor, the installation method include radio temperature sensor, wireless temperature Sensor includes sensor host machine, alloy strip, silicagel pad and steel button, and hollow coil bone is provided in the sensor host machine Frame, the sensor host machine are equipped with the through slot that communicates, and the hollow space of the through slot and coil rack is located in a straight line; The side of the silicagel pad is provided with non-slip groove;The steel button includes the steel loop equipped with rectangular slot, the one side of the steel loop It is equipped with the threaded hole communicated with rectangular slot, the threaded hole internal screw thread is connected with bolt;

The installation method of the radio temperature sensor, comprising the following steps:

A, alloy strip is passed through out of the through slot of sensor host machine and coil rack hollow space, and in sensor host machine Silicagel pad is arranged in the alloy strip of two sides;

B, the rectangular slot that the alloy strip of the first side of sensor host machine is passed through to steel loop, then in the alloy band edge of the first side Portion's inflection 2cm-2.5cm, and reverse is developed with steel loop with nipper plier;

C, by the rectangular slot of the alloy strip insertion steel button of sensor host machine second side, the alloy strip of second side is pulled, After the size for adjusting alloy band, the alloy strip for being inserted into second side is reserved into about 2cm-2.5cm length, clutches end using nipper plier Portion, firmly inside turnup forms multilayer tubular structures until being adjacent to downside alloy strip;

D, during turnup alloy strip inside using nipper plier, the bolt that steel is buckled is tightened.

Further, the sensor host machine includes shell, and the shell includes upper cover and lower cover, and the through slot is arranged upper The two sides of lid, the shell is interior to be equipped with pcb board, is provided with energy acquisition unit, rectification circuit, voltage-stabilizing protection on the pcb board Module and master control IC chip are electrically connected with MCU micro control unit and RF RF processing unit in the master control IC chip, and the RF is penetrated Frequency processing unit communication connection has wireless transmission antenna, and the temperature-sensitive chip is electrically connected with master control IC chip;The energy is adopted Collecting unit includes wire coil, and the wire coil is wrapped on coil rack, and the coil rack is fixedly connected on pcb board On;One end of the wire coil is electrically connected with the input terminal of rectification circuit, the other end and voltage-stabilizing protection of the wire coil The negative input of module is electrically connected, and the output end of the rectification circuit is electrically connected with the electrode input end of voltage-stabilizing protection module; The anode and cathode of the voltage-stabilizing protection module are electrically connected with master control IC chip.

Further, storage capacitor is additionally provided on the pcb board, the anode and voltage-stabilizing protection module of the storage capacitor are just Pole electrical connection, the cathode of the storage capacitor are electrically connected with the cathode of voltage-stabilizing protection module.Storage capacitor can be to the micro- of collection Weak current is stored, and is powered after voltage reaches certain value, then for subsequent electrical part.

Further, power supply valve is additionally provided on the pcb board, the power supply valve includes PMOS tube, the source electrode of the PMOS tube It is electrically connected with the anode of storage capacitor, the drain electrode of the PMOS tube is electrically connected with MCU micro control unit, the grid electricity of the PMOS tube It is connected with voltage checking chip, the anode of the voltage checking chip is electrically connected with the anode of storage capacitor, the voltage detecting The cathode of chip is electrically connected with the cathode of storage capacitor, the connection 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 on line.Power supply valve is set Setting can be after detection chip detects that the voltage of storage capacitor reaches certain pressure, and power supply valve can just be opened to MCU micro-control Unit power supply, MCU micro control unit and voltage checking chip communication connection can control power supply by MCU micro control unit in turn The closing of valve.

Further, the pcb board is connected with barricade close to the side of lower cover, and the barricade is matched with temperature-sensitive chip gap It closes, offers glue filling opening on the barricade.When in use, barricade is close to heating conductor, and heater transfers heat to Barricade, barricade fever, temperature-sensitive chip survey the temperature of heating conductor by measuring the temperature of barricade indirectly Amount;Glue filling opening is set on the shield plates, after installing this sensor, can be filled by glue filling opening to enclosure interior Pcb board, line packet are sealed, can play the purpose of waterproof by heat-conducting glue.

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.

Beneficial effects of the present invention:

(1) present invention is set on conductor using permalloy tape, and electric current is out-of-date from conductor upstream, and alloy strip generates magnetic , wire coil converts electromagnetic energy to the electric energy that temperature-sensitive chip and wireless transmission antenna work, and entire sensor does not need External power supply, energy consumption is few, is monitored as long as there is electric current to flow through to the temperature of conductor, environmentally protective, does not need to safeguard, Strong antijamming capability;

(2) 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 intermittent, accurate measurement;

(3) 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;

(4) present invention is designed using super low-power consumption MCU micro-control unit, and power supply and low-power consumption management are done in program, The electromagnetic energy for only needing collected current to flow through can give whole system stable power-supplying;

(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;

(6) MCU micro control unit and wireless transmission antenna of the present invention share a master control IC chip, and low energy consumption, and structure is more It is compact;

(7) installation method of the invention is easy for installation, and the inside turnup in the end of conductive strips is formed multilayer tubular structures can To avoid the point discharge of conductive strips end, use is safe.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the installation method of radio temperature sensor of the present invention;

Fig. 2 is the disassemblying structure schematic diagram in inventive shell;

Fig. 3 is the schematic diagram of coil rack and wire coil of the present invention;

Fig. 4 is circuit diagram 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 processing unit RF rf processor 12, master control IC core Piece 13, storage capacitor 14, PMOS tube 15, unidirectional zener diode 16, voltage checking chip 17, barricade 18, glue filling opening 19, silicon Rubber mat 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:

It is as shown in Figs 1-4:

Embodiment one,

A kind of radio temperature sensor, including shell, shell include upper cover 1 and lower cover 2, and the two sides of upper cover 1 offer phase Logical through slot 3, shell is interior to be equipped with pcb board 4, is welded with energy acquisition unit, rectifier diode 8, zener diode 9 on pcb board 4 With master control IC chip 13, MCU micro control unit 10 and RF rf processor 12, RF radio frequency processing are electrically connected in master control IC chip 13 12 communication connection of device has wireless transmission antenna 26, and temperature-sensitive chip 11 is electrically connected with master control IC chip 13;Energy acquisition unit packet Coil rack 5 is included, coil rack 5 is connected on pcb board 4, and 5000 circle wire coils 6,3 He of through slot are wound on coil rack 5 Coil rack 5 it is hollow in be equipped with alloy strip 7;One end of wire coil 6 is electrically connected with the input terminal of rectifier diode 8, gold The other end for belonging to coil 6 is electrically connected with the negative input of zener diode 9, the output end of rectifier diode 8 and two pole of pressure stabilizing The electrode input end of pipe 9 is electrically connected;The anode and cathode of zener diode 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.

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

Wherein, alloy strip 7 is the permalloy tape of model 1J85.

Wherein, silicagel pad 20 is equipped in alloy strip, the inside of silicagel pad 20 is provided with non-slip groove 21.

Wherein, coil bone 5 is the coil rack 5 of open loop.

Wherein, foam patch 22 is provided in shell, foam patch 22 is located at the two sides of coil rack 5.

This sensor is when being monitored temperature, and when conductor current passes through, alloy strip generates magnetic field, and electromagnetic energy is logical Wire coil is crossed, electromagnetic energy is become faint electric energy by wire coil, and by rectifier diode 8, by AC conversion As direct current, then by zener diode 9 carry out pressure stabilizing, the energy storage of storage capacitor 14, be temperature-sensitive chip 11 measurement and The signal transmitting of wireless transmission antenna 26 provides electric energy;When electric current flows through in the conductor, heat is generated, because of the sense of sensor Warm chip 11 is close to barricade 18, and barricade 18 is to be close to conductor, so the temperature on conductor can pass to screen Shield plate 18, then barricade 18 communicates the temperature at temperature-sensitive chip 11 again, and temperature-sensitive chip 11 accurately measures temperature Afterwards, temperature data is passed through by radio-frequency communication by RF rf processor 12, be transferred on monitor terminal, realized intermittent, quasi- True measurement.

Embodiment two,

The installation method of radio temperature sensor: to be mounted on

Before installation, whether have an impact to conductor switch after first confiring that sensor installation,

During installation, alloy strip is penetrated to the through slot 3 of 1 side of upper cover, alloy strip pierces through foam patch 22, enters coil Skeleton 5 it is hollow in, be then passed through the other side through slot 3 of upper cover 1, then wear one respectively in the alloy strip of 1 two sides of upper cover A silicagel pad 20;A steel button is worn in one end of alloy strip again, in alloy strip end inflection about 2.5cm, is made back with nipper plier It is developed with steel button folding part point;Barricade 18 on sensor lower cover 2 is tightly attached on conductor, then the one end for not wearing steel button is closed Gold ribbon is inserted into steel button, referring to the perimeter dimension of conductor, adjusts the size of becket, and the alloy strip for being inserted into steel button one end is pre- About 2.5cm length is stayed, clutches end using nipper plier, firmly inside turnup, until downside alloy strip is adjacent to, finally with interior hexagonal Tighten the screw that steel is buckled.

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 electromagnetic energy need to be collected, whole system stable power-supplying can be given.

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 (9)

1. a kind of installation method of radio temperature sensor, it is characterised in that: the installation method is based on radio temperature sensor, The radio temperature sensor includes sensor host machine, alloy strip, silicagel pad and steel button, is provided in the sensor host machine Empty coil rack, the sensor host machine are equipped with the through slot communicated, and the hollow space of the through slot and coil rack is located at On straight line;The side of the silicagel pad is provided with non-slip groove;The steel button includes the steel loop equipped with rectangular slot, the steel The one side of ring is equipped with the threaded hole communicated with rectangular slot, and the threaded hole internal screw thread is connected with bolt;
The installation method the following steps are included:
A, alloy strip is passed through out of the through slot of sensor host machine and coil rack hollow space, and in sensor host machine two sides Alloy strip on be arranged silicagel pad;
B, the alloy strip of the first side of sensor host machine is passed through to the rectangular slot of steel loop, is then returned in the alloy strip end of the first side 2cm-2.5cm is rolled over, and develops reverse with steel loop with nipper plier;
C, by the rectangular slot of the alloy strip insertion steel button of sensor host machine second side, the alloy strip of second side is pulled, is adjusted After the size of alloy band, the alloy strip for being inserted into second side is reserved into about 2cm-2.5cm length, clutches end using nipper plier, Firmly inside turnup forms multilayer tubular structures until being adjacent to downside alloy strip;
D, during turnup alloy strip inside using nipper plier, the bolt that steel is buckled is tightened.
2. a kind of installation method of radio temperature sensor according to claim 1, it is characterised in that: the sensor master Machine includes shell, and the shell includes upper cover and lower cover, and the two sides of upper cover are arranged in the through slot, is equipped with PCB in the shell Plate is provided with energy acquisition unit, rectification circuit, voltage-stabilizing protection module and master control IC chip, the master control IC on the pcb board MCU micro control unit and RF RF processing unit are electrically connected on chip, the RF RF processing unit communication connection has wireless hair Antenna is penetrated, the temperature-sensitive chip is electrically connected with master control IC chip;The energy acquisition unit includes wire coil, the metal Coil is wrapped on coil rack, and the coil rack is fixedly connected on pcb board;One end of the wire coil and rectified current The input terminal on road is electrically connected, and the other end of the wire coil is electrically connected with the negative input of voltage-stabilizing protection module, described whole The output end of current circuit is electrically connected with the electrode input end of voltage-stabilizing protection module;The voltage-stabilizing protection module anode and cathode and The electrical connection of master control IC chip.
3. a kind of installation method of radio temperature sensor according to claim 2, it is characterised in that: on the pcb board It is additionally provided with storage capacitor, the anode of the storage capacitor is electrically connected with the anode of voltage-stabilizing protection module, and the storage capacitor is born Pole is electrically connected with the cathode of voltage-stabilizing protection module.
4. a kind of installation method of radio temperature sensor according to claim 3, it is characterised in that: on the pcb board It is additionally provided with power supply valve, the power supply valve includes PMOS tube, and the source electrode of the PMOS tube is electrically connected with the anode of storage capacitor, described The drain electrode of PMOS tube is electrically connected with MCU micro control unit, and the grid of the PMOS tube is electrically connected with voltage checking chip, the voltage The anode of detection chip is electrically connected with the anode of storage capacitor, the cathode of the voltage checking chip and the negative electricity of storage capacitor Two pole of individual event pressure stabilizing is also electrically connected on connection, the anode of the voltage checking chip and the positive connecting line of storage capacitor Pipe, the voltage checking chip and MCU micro control unit communication connection.
5. a kind of installation method of radio temperature sensor according to claim 4, it is characterised in that: the pcb board leans on The side of nearly lower cover is connected with barricade, the barricade and temperature-sensitive chip clearance fit, offers encapsulating on the barricade Hole.
6. a kind of installation method of radio temperature sensor according to claim 5, it is characterised in that: the alloy strip is Permalloy tape.
7. a kind of installation method of radio temperature sensor according to claim 6, it is characterised in that: the wire coil For copper enameled wire, the number of turns of the wire coil on coil rack is 4900-5100 circle.
8. a kind of installation method of radio temperature sensor according to claim 7, it is characterised in that: the coil rack For the coil rack of open loop.
9. a kind of installation method of radio temperature sensor according to claim 8, it is characterised in that: set in the shell It is equipped with foam patch, the foam patch is located at the two sides of coil rack.
CN201811206633.2A 2018-10-17 2018-10-17 A kind of installation method of radio temperature sensor CN109443567A (en)

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Application Number Priority Date Filing Date Title
CN201811206633.2A CN109443567A (en) 2018-10-17 2018-10-17 A kind of installation method of radio temperature sensor

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Application Number Priority Date Filing Date Title
CN201811206633.2A CN109443567A (en) 2018-10-17 2018-10-17 A kind of installation method of radio temperature sensor

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN203869791U (en) * 2014-05-29 2014-10-08 厦门兴厦控电气有限公司 Temperature measuring device for busbar of switch cabinet
CN204807103U (en) * 2015-07-24 2015-11-25 江苏声立传感技术有限公司 Passive wireless sensor of flexible ultra -thin anti metal
CN105572438A (en) * 2016-03-21 2016-05-11 山东交通学院 Current sensor processing technology
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
CN108036859A (en) * 2017-11-10 2018-05-15 安徽徽远成电气科技股份有限公司 Based on bandage type automatic electricity getting infrared temperature probe

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN203869791U (en) * 2014-05-29 2014-10-08 厦门兴厦控电气有限公司 Temperature measuring device for busbar of switch cabinet
CN204807103U (en) * 2015-07-24 2015-11-25 江苏声立传感技术有限公司 Passive wireless sensor of flexible ultra -thin anti metal
CN105572438A (en) * 2016-03-21 2016-05-11 山东交通学院 Current sensor processing technology
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
CN108036859A (en) * 2017-11-10 2018-05-15 安徽徽远成电气科技股份有限公司 Based on bandage type automatic electricity getting infrared temperature probe

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