CN106295736B - A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system - Google Patents
A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system Download PDFInfo
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- CN106295736B CN106295736B CN201610600111.5A CN201610600111A CN106295736B CN 106295736 B CN106295736 B CN 106295736B CN 201610600111 A CN201610600111 A CN 201610600111A CN 106295736 B CN106295736 B CN 106295736B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
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- 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
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
Abstract
The invention discloses a kind of passive flexible label, a kind of passive flexible temperature measuring equipment and wireless power networking temp measuring systems.Passive flexible label includes soft shell, flexible printed circuit board and temperature sensor, is used for detection switch cabinet contact temperature.Passive flexibility temperature measuring equipment includes passive flexible label and ontology, and ontology is flexible bar type band, and flexible passive label is fixed on the body, and passive flexibility temperature measuring equipment is mounted on plum blossom pawl and the junction of contact of moving contact.Wireless power networking temp measuring system includes at least one wireless power supplier and at least one passive flexible temperature measuring equipment, each wireless power supplier and at least one passive flexible temperature measuring equipment networking carry out the transmission of radiofrequency signal；The transmission of radiofrequency signal can also be carried out between temperature measuring equipment in same networking, between wireless power supplier, formed intelligent sensing net, monitored the temperature of multiple spot.
Description
The application be on September 30th, 2015 the applying date, it is entitled " a kind of application No. is 201510638439.1
The divisional application of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system ".
[technical field]
The present invention relates to switchgear temperature measuring equipment field more particularly to it is a kind of using it is passive take electricity flexible passive label,
It is mounted on the passive flexible temperature measuring equipment on moving contact and the ad hoc network temp measuring system with electromagnetic wave progress wireless power.
[background technique]
High-tension switch cabinet is the important electrical in power plant, substation.Currently, high-tension switch cabinet is generally used plug
Formula connection, in During Process of Long-term Operation, it is easy to because the positions such as contact or bus bar junction overload for a long time, joint looseness and
Contact aging causes contact resistance to become larger and generate heat, and causes contact or bus bar junction temperature to increase, and then lead to its contact
Resistance is further enlarged, and forms vicious circle, final proximity switch cabinet failure.In recent years, power plant, substation occurred it is a lot of because
The major accidents such as the power failure of fire and large area caused by switchgear overheats, real-time monitoring switch cabinet temperature, confirmation switchgear temperature
Degree is the key that prevent such accident to occur in allowed limits.
But the contact running temperature in high-tension switch cabinet is difficult to detect, this is primarily due to have high pressure, space narrow in cabinet
Small and be mostly to close, common thermometry cannot use.Currently, the contact to high-tension switch cabinet carries out temperature measurement
There are two types of devices, and a kind of to use analog temperature sensor, temperature accuracy is inaccurate, poor anti jamming capability；Although another kind is number
Temperature sensor, but Data Over Cable is used, it is restricted when being used in high-voltage board.Existing temperature measuring equipment volume mistake
Greatly, it can not be mounted on moving contact, be generally fixed to on the lesser stationary contact head cartridge of the volumetric constraint of temperature measuring equipment.But
It needs the relevant whole transmission lines of electricity of bus bar connected to switchgear to have a power failure when installation operation, large area is caused to normal production
It influences, especially for individual busy routes, even results in temperature probe installation due to that can not have a power failure and can not be successfully implementation.This
Outside, existing temperature measuring equipment can be only done the temperature measurement an of junction, and monitoring efficiency is not high.
[summary of the invention]
The object of the present invention is to provide a kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking thermometrics
System, solves that existing high-tension switch cabinet temperature measuring equipment volume is big, installation steps are cumbersome, can only measure asking for single monitoring point temperature
Topic.
To solve the above problems, present invention firstly provides a kind of flexible passive label, including soft shell, flexible printing
Circuit board and temperature sensor；Flexible printed circuit board is encapsulated in soft shell；Flexible printed circuit board includes collection of energy
Circuit, microprocessor, radio frequency transmitter circuitry, sensor circuit and I/D Memory；Energy collection circuit respectively with microprocessor, penetrate
Take place frequently transmit-receive radio road, sensor circuit is connected with I/D Memory, as microprocessor, radio frequency transmitter circuitry, sensor circuit and ID
The power supply of memory；Sensor circuit is separately connected temperature sensor and microprocessor, and the detection of temperature sensor is believed
It number is handled, is transmitted to microprocessor；I/D Memory is connected with microprocessor, is stored with the ID coding of flexible passive label；
Radio frequency transmitter circuitry is connected with microprocessor, receives or emit radiofrequency signal, when microprocessor obtains ID coding and temperature detection
After signal, radiofrequency signal is emitted by radio frequency transmitter circuitry.
Optionally, the energy collection circuit includes passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit, flexibility
Battery, power supply switch circuit, power protecting circuit and power state detection circuit, passive electromagnetic incude power-supply circuit connection induction
Electricity taking coil receives electromagnetic wave, converts electromagnetic waves into electric energy；Passive electromagnetic incudes power-supply circuit, Vibration induction power-supply circuit
The input terminal of power supply switch circuit is separately connected with the output end of flexible battery, the output end connection power supply of power supply switch circuit is protected
The input terminal of protection circuit, the output end of power protecting circuit connect the electricity of microprocessor, sensor circuit and radio frequency transmitter circuitry
The output end of source, passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit and flexible battery is separately connected power supply status
The output end of the input terminal of detection circuit, power state detection circuit connects microprocessor.
Optionally, the radio frequency transmitter circuitry includes radio-frequency antenna, and the radio-frequency antenna is to be located at flexible printed circuit board
On it is snakelike walk Wire antennas.
Optionally, the temperature sensor setting is arranged on the inside of soft shell, or is arranged on the outside of soft shell, or
A temperature sensor is respectively arranged in person on the inside of soft shell and on the outside of soft shell；On the inside of the soft shell and in flexibility
When outer side of shell is both provided with temperature sensor, the sensor circuit front end is equipped with sensor signal switching circuit, flexibility print
The temperature sensor on the outside of temperature sensor and soft shell on printed circuit board is separately connected sensor signal switching circuit
Input terminal, the input terminal of the output end connection sensor circuit of sensor signal switching circuit.
Optionally, the flexible battery includes flexible circuit board and solid electrolyte.
Optionally, the power state detection circuit includes first resistor, first diode and the second diode, resistance one
The power end of end connection microprocessor, sensor circuit and radio frequency transmitter circuitry, the other end are separately connected first diode anode
With the second diode anode, first diode cathode connects the I/O port of microprocessor, and the second diode cathode connects first effect
Should pipe source electrode, grounded drain, grid connected with passive electromagnetic induction power-supply circuit, the Vibration induction of the first field-effect tube take electric electricity
The output on road and battery.
Optionally, the power protecting circuit includes the low pressure detection chip with watchdog function, storage capacitor, the storage
Energy capacitance connection power end, input terminal connecting detection point, the output end of the low pressure detection chip connect the second field-effect tube grid
Pole, the source electrode of the second field-effect tube is through second resistance ground connection, drain electrode through connecting the grid of third field-effect tube, third field-effect tube
Drain electrode connect power end, source electrode connecting detection point, the output of low pressure detection chip is also through 3rd resistor connection microprocessor
Reset pin.
The present invention also provides a kind of passive flexible temperature measuring equipments, including ontology and flexible passive label, the ontology to be
Flexible bar type band, the retaining mechanism equipped with fixed position, flexible passive label is fixed on the body, and ontology is mounted on moving contact
The junction of plum blossom pawl and contact.
Optionally, the induction electricity taking coil is tinfoil paper shape flexible metal alloy item, and the induction electricity taking coil is encapsulated in
In ontology.
The present invention also provides a kind of wireless power networking temp measuring systems, including at least one wireless power supplier and at least one
A passive flexible temperature measuring equipment, the wireless power supplier includes wireless power supplier antenna, information acquisition module；Each is wirelessly supplied
Electric appliance and at least one passive flexible temperature measuring equipment networking, a wireless power supplier of networking and at least one passive flexible thermometric
The transmission of radiofrequency signal is carried out between device by wireless power supplier antenna, radio-frequency antenna.
Optionally, the passive flexible label in the passive flexible temperature measuring equipment further includes networking module, it is described with one
The transmission communication of radiofrequency signal can be carried out between the passive flexible temperature measuring equipment of wireless power supplier networking.
Optionally, the wireless power supplier further includes networking module, and radio frequency letter can be carried out between the wireless power supplier
Number transmission communication.
Compared with prior art, the technical program has the advantage that
1. due to passive flexible label of the invention include soft shell, flexible printed circuit board and induction electricity taking coil,
Flexible printed circuit board is encapsulated in soft shell, so that passive flexible label of the invention is small in size, thickness is thin, is suitable for installation
In the plum blossom pawl of moving contact and the junction of contact, so that it is excessive to solve existing temperature measuring equipment volume, dynamic touching can not be mounted on
Problem on head.
2. due to energy collection circuit of the invention include passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit,
Flexible battery, passive electromagnetic incude power-supply circuit connection induction electricity taking coil, convert electromagnetic waves into electric energy, Vibration induction takes electricity
Circuit, flexible battery be backup power source so that passive flexible label of the invention realize it is passive take electricity and power supply redundancy,
Electrical stability is good, and maintenance cost is low after installation, to solve, existing temperature measuring equipment electrical stability is low, maintenance cost is high
Problem.
3. flexible passive label is fixed on this since the ontology of passive flexible temperature measuring equipment of the invention is flexible bar type band
On body, so that by ontology along the plum blossom pawl of moving contact and the junction table of contact when passive flexible temperature measuring equipment of the invention is installed
Face is enclosed around one and fixes the position, and whole line outage is not needed, so that it is cumbersome to solve existing temperature measuring equipment installation
The problem of.
4. since wireless power networking temp measuring system of the invention includes at least one wireless power supplier and at least one nothing
Source flexibility temperature measuring equipment, each wireless power supplier and at least one passive flexible temperature measuring equipment networking, so that nothing of the invention
Line power supply networking temp measuring system can monitor the temperature of multiple spot, so that single key point temperature can only be monitored by solving existing temperature measuring equipment
The problem of.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of the flexible passive label of the embodiment of the present invention.
Fig. 2 is the structural block diagram of the flexible printed circuit board of the embodiment of the present invention.
Fig. 3 is the circuit diagram of the power sense circuit of the embodiment of the present invention.
Fig. 4 is the circuit diagram of the power protecting circuit of the embodiment of the present invention.
Fig. 5 is the structural schematic diagram of the passive flexible temperature measuring equipment of the embodiment of the present invention.
Fig. 6 is the scheme of installation of the passive flexible temperature measuring equipment of the embodiment of the present invention.
Fig. 7 is the structural schematic diagram of the ad hoc network temp measuring system of the wireless power of the embodiment of the present invention.
Fig. 8 is another structural representation of the ad hoc network temp measuring system of the wireless power of the embodiment of the present invention.
[specific embodiment]
With reference to the accompanying drawing, by specific embodiment, clear, complete description is carried out to technical solution of the present invention.
The invention discloses a kind of passive flexible temperature measuring equipments, including flexible passive label 100 and ontology 200.Flexible nothing
Source label 100 includes soft shell 7, flexible printed circuit board and induction electricity taking coil 24.Soft shell 7 is silica gel shell, soft
Property printed circuit board is encapsulated in soft shell 7, so that flexible printed circuit board is not by external interference.
Referring to FIG. 1, in the present embodiment, flexible printed circuit board includes energy collection circuit 1, microprocessor 2, radio frequency
Transmit circuit 3, sensor circuit 4, temperature sensor 5 and I/D Memory 6.Energy collection circuit 1 respectively with microprocessor 2, penetrate
The transmit-receive radio road that takes place frequently 3, sensor circuit 4 are connected with I/D Memory 6, and as microprocessor 2, radio frequency transmitter circuitry 3, sensor electricity
The power supply on road 4 and I/D Memory 6；Sensor circuit 4 is separately connected temperature sensor 5 and microprocessor 2, by temperature sensing
The detection signal of device 5 is handled, and microprocessor 2 is transmitted to；I/D Memory 6 is connected with microprocessor 2, by the flexible nothing of storage
The ID coding transmission of source label 100 is to microprocessor 2；Radio frequency transmitter circuitry 3 is connected with microprocessor 2, receives or emit radio frequency
Signal emits radiofrequency signal by radio frequency transmitter circuitry after microprocessor obtains ID coding and temperature detection signal.
Referring to FIG. 2, in the present embodiment, it is possible to measuring collecting circuit 1 includes that passive electromagnetic incudes power-supply circuit 8, vibratory sensation
Answer power-supply circuit 9, flexible battery 10, power supply switch circuit 11, power protecting circuit 12 and power state detection circuit 13.It is passive
Electromagnetic induction power-supply circuit 8, Vibration induction power-supply circuit 9, flexible battery 10 are three mutually independent power supplys, that is, pass through setting
Multiple power supplies increase power supply redundancy backup.Passive electromagnetic induction power-supply circuit 8 is connect by incuding electricity taking coil 24
Electromagnetic wave is received, and converts electromagnetic waves into electric energy；Vibration induction power-supply circuit 9 is converted to vibration energy in circuit local environment
Electric energy；Flexible battery includes flexible circuit board and solid electrolyte, and supply voltage is stablized, small in size, stretchable cutting.
The output end of passive electromagnetic induction power-supply circuit 8, Vibration induction power-supply circuit 9 and flexible battery 10 is separately connected electricity
The input terminal of source switching circuit 11, the input terminal of the output end connection power protecting circuit 12 of power supply switch circuit 11, power supply are protected
The output end of protection circuit 12 connects the power end of microprocessor 2, radio frequency transmitter circuitry 3, sensor circuit 4 and I/D Memory 6；Nothing
The output end of source electromagnetic induction power-supply circuit 8, Vibration induction power-supply circuit 9 and flexible battery 10 connects power state detection simultaneously
The input terminal of circuit 13, power state detection circuit 13 incude power-supply circuit 8,9 and of Vibration induction power-supply circuit to passive electromagnetic
Flexible battery 10 is detected and will test signal and exported to microprocessor 2；Microprocessor 2 connects power supply switch circuit 11, leads to
Cross power supply switch circuit 11 select to meet power reguirements one of them as actual power supply, improve the power supply of device
Stability facilitates Workshop Production to debug.
In general, passive electromagnetic induction power-supply circuit 8 is main power source, Vibration induction power-supply circuit 9 is secondary source, flexible battery
10 be backup power source, when the output that passive electromagnetic incudes power-supply circuit 8, Vibration induction power-supply circuit 9 and flexible battery 10 is full
When sufficient power reguirements, preferentially using the output of passive electromagnetic induction power-supply circuit 8 as power supply, second priority Vibration induction
The output of power-supply circuit 9 is as power supply, only when passive electromagnetic incudes power-supply circuit 8 and Vibration induction power-supply circuit 9
When output all is unsatisfactory for requiring, just it regard flexible battery 10 as power supply.
Referring to FIG. 3, in the present embodiment, power state detection circuit 13 includes resistance R10, diode D9 and diode
D10 and field-effect tube Q6.The one end resistance R10 connects the power end of microprocessor 2, sensor circuit 3 and radio frequency transmitter circuitry 1
Vcc, the other end are separately connected diode D9 anode and diode D10 anode；The IO of diode D9 cathode VE connection microprocessor
Pin；Diode D10 cathode connects the source electrode of field-effect tube Q6, grounded drain, the grid connected with passive electromagnetism of field-effect tube Q6
Incude the output end of power-supply circuit 10, Vibration induction power-supply circuit 11 and flexible battery 12.Passive electromagnetic induction power-supply circuit 10,
The normal output of Vibration induction power-supply circuit 11 and flexible battery 12 is 6.2V.Microprocessor utilizes collected diode D9 yin
Value at the VE of pole judges the state of supply of current power, if the voltage of diode D9 cathode VE is lower by height, power supply by
Passive electromagnetic incudes 8 powering mode of power-supply circuit to be converted to Vibration induction power-supply circuit 9 or flexible battery 10.
Referring to Fig.4, in the present embodiment, power protecting circuit 12 includes two storage capacitors C6, C8, two energy storage electricity
It is in parallel with power end Vcc to hold C6, C8, storage capacitor C6, C8 are that microprocessor 2 provides storing data after power end Vcc power down
Power supply is stored, system stability is improved.Since the time that 8 bytes of double copies are written in microprocessor 2 is about 50ms, when write-in
Electric current be about 2mA, when the voltage of microprocessor 2 is 5V, the running current of microprocessor 2 is about 8mA.Assuming that storage capacitor from
5V discharges into 3.8V, can learn 0.05s × 0.01A/ (5V-3.8V)=417uF by calculating, therefore in the power end of system
The storage capacitor that upper 1 capacitance in parallel of Vcc is 470uF can fully meet the storage power supply after main power source power down.It gives
The capacitor that power end Vcc two capacitances in parallel are 470uF, increases total capacitance of storage capacitor, improves memory capacity, guaranteed
Storage power supply after full up foot main power source power down.
Power protecting circuit 12 includes the low pressure detection chip U2 with watchdog function, the input of low pressure detection chip U2
The grid of the output end connection field-effect tube Q4 of the output end V of end connection power supply switch circuit, low pressure detection chip U2, pass through simultaneously
The RST reset pin of resistance R9 connection microprocessor 2；The source electrode of field-effect tube Q4 is grounded through resistance R8, drain electrode connects field-effect
The grid of pipe Q2；Drain electrode connection power end Vcc, the source electrode of field-effect tube Q2 connect the output end V of power supply switch circuit.Work as power supply
When voltage is greater than the threshold value of low pressure detection chip U2 at the output end V of switching circuit, low pressure detection chip U2 output is height, field effect
Should pipe Q2 switch disconnect, power end Vcc normal power supply；Voltage is less than low pressure detection core at the output end V of power supply switch circuit
When the threshold value of piece U2, field-effect tube Q2 is closed the switch, and power supply is pulled low and stops powering, and the RST reset of microprocessor 2 is drawn
Foot receives reset signal, and microprocessor 2 is resetted, and power supply stops power supply after reset, and storage capacitor C6, C8 are continued as
Microprocessor 2 is powered, and the work a period of time of microprocessor 2 is maintained.The threshold value of usual low pressure detection chip U2 is that 2.4V is more closed
It is suitable, not only guarantee stability, but also do not interfere the normal operation of temperature measuring equipment.
The radio frequency transmitter circuitry 3 include radio-frequency antenna, radio-frequency antenna be arranged in it is snakelike on flexible printed circuit board
Wire antennas is walked, reduces the area that antenna occupies, to reduce the thickness of flexible passive label 100.In the present embodiment, radio frequency
The radiofrequency signal that transmit circuit 3 emits is the strong 433MHz radiofrequency signal of penetration power, adapts to switchgear complex communication environment.At it
In his embodiment, the radiofrequency signal is the radio magnetic wave signal that may be other frequency ranges.
In the present embodiment, there is temperature sensor 5 on the inside of the soft shell.In other embodiments, temperature sensor
Can be external on the outside of soft shell, or a temperature sensor is respectively set on the inside of soft shell and on the outside of soft shell.If
A temperature sensor is respectively provided on the inside of soft shell and on the outside of soft shell, 4 front end of sensor circuit is additionally provided with sensor letter
Number switching circuit, the temperature sensor on the outside of temperature sensor 5 and soft shell on the inside of soft shell are separately connected sensor
The input terminal of signal switching circuit, the input terminal of the output end connection sensor circuit 4 of sensor signal switching circuit, it is ensured that two
The signal of a temperature sensor can be transmitted to microprocessor 2 after sensor signal switches.In this case, if wherein one
A temperature sensor damage, another continues temperature monitoring, improves reliability；And at the same time detection flexible passive label
100 inside and outside temperature, improve temperature monitoring accuracy.
Referring to FIG. 5, in the present embodiment, ontology 200 is flexible bar type band, flexible passive label 100 is encapsulated in ontology
In 200, simple installation, and make flexible passive label 100 not by external interference, high reliablity.Ontology 200 includes a positioning
The fixed position of the retaining mechanism of hole 21 and several lugs 22.Location hole 21 is arranged in 200 one end of ontology, and lug 22 is set to this
200 other end of body, flexible passive label 100 is between location hole 21 and lug 22.Several 22 equidistantly distributeds of lug are extremely
200 end of ontology, spacing are 2cm~3cm, the distance between flexible passive label 100 and location hole 21, flexible passive label
The distance between 100 and nearest lug 22 are respectively less than or are equal to 1.5cm.
In the present embodiment, the induction electricity taking coil 24 of passive flexible label 100 is two soft with a thickness of the tinfoil paper shape of 2mm
Property metal alloy item, alloy bar are encapsulated in ontology 200, are located at the two sides of flexible passive label 100, two alloy bars
Passive electromagnetic close to one end of flexible passive label 100 connection flexible passive label 100 incudes power-supply circuit 8, and the other end is logical
The metal combination fixed structure 25,26 crossed similar to button is fixed.
Referring to FIG. 6, in the present embodiment, moving contact includes plum blossom pawl 31, contact 32 and moving contact arm 30, contact 32 is in
Cylindric, the junction 33 of plum blossom pawl 31 and contact 32 is also cylindrical, and the cross-sectional diameter of junction 33 is less than contact 32
Cross-sectional diameter.Since flexible passive label 100 is small in size, thickness is thin, which is adapted to mount to
Herein.Specific installation method is the surface that makes ontology 200 along the junction 33 of plum blossom pawl 31 and contact 32 around a circle and by the position
Set fixation.When installation, 200 end of ontology passes through location hole 21, and when flexible passive label 100 is adjacent to moving contact, lug 22 is inserted
Enter location hole 21, fixes its position.Since the spacing of lug 22 is small, the pine of ontology 200 can be more accurately adjusted in fixation procedure
Tightly, it is ensured that flexible passive label 100 is close to moving contact.Retaining ring 23 is additionally provided on ontology 200, ontology 200 is around 31 He of plum blossom pawl
Remaining part behind the surface of the junction 33 of contact 32 passes through retaining ring 23 and tightens, and reduces the space occupied on moving contact,
Prevent the remaining part of ontology 200 from interfering the work of moving contact.
When installation, the metal combination fixed structure 25,26 of similar button is connected, the induction being encapsulated in ontology 200 takes
Electric coil 24 becomes loop coil with ontology 200, connect with the passive electromagnetic induction power-supply circuit 8 in passive flexible label 100
A closed circuit is formed, electric signal is converted electromagnetic waves into.
Passive flexibility temperature measuring equipment takes electricity and Wireless transceiver characteristic with passive.Sourceless characteristic makes temperature measuring equipment during installation
Electrification debugging can be carried out, maintenance cost is low after installation；Radio characteristics have ensured enough electrical separation distances, high reliablity.
In the present embodiment, flexible passive label 100 is encapsulated in ontology 200.In other embodiments, ontology 200
The shell of flexible passive label 100 can be passed through, the design seperated with flexible passive label 100 of ontology 200, easy to repair soft at this time
Property passive label 100.In this case, flexible passive label 100, which is adopted, the various ways such as is screwed or bonds and be fixed on
On ontology 200.
Referring to FIG. 7, the embodiment of the invention also discloses a kind of wireless power networking temp measuring systems.Nothing in the present embodiment
Line power supply ad hoc network temp measuring system includes the passive flexible thermometric that a wireless power supplier 400 and one are mounted on temperature monitoring point
Device.Wireless power supplier 400 includes that wireless power supplier antenna, temperature transducer, networking module, information acquisition module and communication connect
Mouthful.The transmission of radiofrequency signal is carried out between wireless power supplier and temperature measuring equipment by wireless power supplier antenna, radio-frequency antenna.
Wireless power supplier 400 emits electromagnetic wave by wireless power supplier antenna, and flexible passive label 100 is logical in temperature measuring equipment
It crosses induction electricity taking coil 24 and converts electromagnetic waves into electric energy, and be microprocessor 2, radio-frequency transmissions electricity by energy collection circuit 1
The power supply on road 3 and sensor circuit 4, effective power supply distance 20m of electromagnetic wave or so.Flexible passive label 100 enters just at this time
Normal working condition, 2 input terminal of microprocessor acquire the data of temperature sensors of high precision 5, and collected data by penetrating
The radio-frequency antenna of the transmit-receive radio road that takes place frequently 3 is sent to wireless power supplier 1, and wireless power supplier 1 is got by wireless power supplier antenna works as
Preceding temperature value, to realize temperature monitoring.
In general, the frequency for the electromagnetic wave that radio frequency transmitter circuitry 3 emits is 433MHz, the electromagnetism that wireless power supplier 400 emits
When the frequency of wave is 850MHz to 900MHz, especially 900MHz, electromagnetic wave signal penetration capacity is strong, adapts in switchgear complexity
Environment in communicate.
Wireless power supplier 400 can also will send monitoring to by communication interface after the temperature detection signal received processing
Platform is monitored convenient for staff in monitor supervision platform.
Referring to FIG. 8, the embodiment of the invention also discloses another wireless power networking temp measuring systems.In the present embodiment
Wireless power ad hoc network temp measuring system includes a wireless power supplier 400 and several flexible passive temperature measuring equipments, temperature measuring equipment
It is fixed on different temperature monitoring points.The ID storage of the built-in storage ID coding of the flexible passive label 100 of each temperature measuring equipment
Device 10, ID coding enable the wireless power supplier 400 to distinguish the temperature read for distinguishing each flexible passive label 100
Sensed signal sources are from which temperature monitoring point, to be cooperated by a wireless power supplier 400 and multiple temperature measuring equipments, realize
The temperature detection of multiple monitoring points.
The embodiment of the invention also discloses the third wireless power networking temp measuring systems.Wireless power in the present embodiment is certainly
Networking temp measuring system includes several wireless power suppliers 400 and several flexible passive temperature measuring equipments, and temperature measuring equipment is fixed on not
Same temperature monitoring point, several corresponding temperature measuring equipments of each wireless power supplier 400.
In the present embodiment, wireless power supplier 400 realizes the function of relay forwarding data by information acquisition module, can be
On data collection to the wireless power supplier 400 in a termination set, computer is then upload the data to by communication interface.It surveys
The flexible passive label 100 of warm device includes the networking module for realizing wireless self-networking function, any two flexible passives label 100
Between can communicate.After networking, the ID code of each flexible passive label 100 can be distributed freely, be set without manually going, and be led to
Communication network is just constituted after crossing distribution.Flexible passive label 100 can also select optimal path, form intelligence truly
It can Sensor Network.
In application, because wireless power supplier 400 includes networking module, between wireless power supplier 400 also can networking, thus
It realizes data routing function, greatly strengthens wireless transmission distance.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (8)
1. a kind of flexible passive label, which is characterized in that including soft shell, flexible printed circuit board and temperature sensor；
Flexible printed circuit board is encapsulated in soft shell；
Flexible printed circuit board includes energy collection circuit, microprocessor, radio frequency transmitter circuitry, sensor circuit and ID storage
Device；Energy collection circuit includes passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit, flexible battery, power supply switching electricity
Road, power protecting circuit and power state detection circuit, passive electromagnetic incude power-supply circuit connection induction electricity taking coil, receive electricity
Magnetic wave converts electromagnetic waves into electric energy；The output of passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit and flexible battery
End is separately connected the input terminal of power supply switch circuit, and the output end of power supply switch circuit connects the input terminal of power protecting circuit,
The output end of power protecting circuit connects the power end of microprocessor, sensor circuit and radio frequency transmitter circuitry, passive electrical magnetic strength
The output end of power-supply circuit, Vibration induction power-supply circuit and flexible battery is answered to be separately connected the input of power state detection circuit
The output end at end, power state detection circuit connects microprocessor；
Energy collection circuit is connected with microprocessor, radio frequency transmitter circuitry, sensor circuit and I/D Memory respectively, as micro- place
Manage the power supply of device, radio frequency transmitter circuitry, sensor circuit and I/D Memory；The radio frequency transmitter circuitry includes radio frequency day
Line, the radio-frequency antenna be located on flexible printed circuit board it is snakelike walk Wire antennas；
Sensor circuit is separately connected temperature sensor and microprocessor, and the detection signal of temperature sensor is handled, and passes
Transport to microprocessor；
I/D Memory is connected with microprocessor, is stored with the ID coding of flexible passive label；
Radio frequency transmitter circuitry is connected with microprocessor, receives or emit radiofrequency signal, when microprocessor obtains ID coding and temperature
After detecting signal, radiofrequency signal is emitted by radio frequency transmitter circuitry；
The temperature sensor setting is arranged on the inside of soft shell, is perhaps arranged on the outside of soft shell or outside flexibility
One temperature sensor is respectively set on the inside of shell and on the outside of soft shell；On the inside of the soft shell and on the outside of soft shell all
When being provided with temperature sensor, the sensor circuit front end is equipped with sensor signal switching circuit, on flexible printed circuit board
Temperature sensor and soft shell on the outside of temperature sensor be separately connected the input terminal of sensor signal switching circuit, sensing
The input terminal of the output end connection sensor circuit of device signal switching circuit；The flexible battery includes flexible circuit board and solid-state
Electrolyte.
2. flexible passive label as described in claim 1, which is characterized in that the power state detection circuit includes the first electricity
Resistance, first diode and the second diode, resistance one end connect the power supply of microprocessor, sensor circuit and radio frequency transmitter circuitry
End, the other end are separately connected first diode anode and the second diode anode, and first diode cathode connects microprocessor
I/O port, the second diode cathode connect the source electrode of the first field-effect tube, grounded drain, the grid connected with passive of the first field-effect tube
The output of electromagnetic induction power-supply circuit, Vibration induction power-supply circuit and battery.
3. flexible passive label as described in claim 1, which is characterized in that the power protecting circuit includes band house dog function
The low pressure detection chip of energy, storage capacitor, the storage capacitor connect power end, the input terminal connection of the low pressure detection chip
Test point, output end connect the second fet gate, and the source electrode of the second field-effect tube is through second resistance ground connection, drain electrode through connecting
The drain electrode of the grid of third field-effect tube, third field-effect tube connects power end, source electrode connecting detection point, low pressure detection chip
Reset pin of the output also through 3rd resistor connection microprocessor.
4. a kind of passive flexible temperature measuring equipment, which is characterized in that including ontology and flexible passive mark as described in claim 1
Label, the ontology is flexible bar type band, and the retaining mechanism equipped with fixed position, flexible passive label is fixed on the body, ontology
It is mounted on plum blossom pawl and the junction of contact of moving contact.
5. passive flexible temperature measuring equipment as claimed in claim 4, which is characterized in that the induction electricity taking coil is that tinfoil paper shape is soft
Property metal alloy item, the induction electricity taking coil are encapsulated in ontology.
6. a kind of wireless power networking temp measuring system, which is characterized in that including at least one wireless power supplier and at least one such as
Passive flexible temperature measuring equipment as claimed in claim 4, the wireless power supplier includes wireless power supplier antenna, information collection mould
Block；Each wireless power supplier and at least one passive flexible temperature measuring equipment networking, a wireless power supplier of networking and at least
The transmission of radiofrequency signal is carried out between one passive flexible temperature measuring equipment by wireless power supplier antenna, radio-frequency antenna.
7. wireless power networking temp measuring system as claimed in claim 6, which is characterized in that in the passive flexible temperature measuring equipment
Passive flexible label further include networking module, penetrated between the passive flexible temperature measuring equipment of wireless power supplier networking
The transmission of frequency signal communicates.
8. wireless power networking temp measuring system as claimed in claim 6, which is characterized in that the wireless power supplier further includes group
Net module carries out the transmission communication of radiofrequency signal between the wireless power supplier.
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| CN201610600111.5A CN106295736B (en) | 2015-09-30 | 2015-09-30 | A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system |
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| CN201610600111.5A CN106295736B (en) | 2015-09-30 | 2015-09-30 | A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system |
| CN201510638439.1A CN105303205B (en) | 2015-09-30 | 2015-09-30 | A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system |
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| CN201510638439.1A Division CN105303205B (en) | 2015-09-30 | 2015-09-30 | A kind of flexible passive label, passive flexible temperature measuring equipment and wireless power networking temp measuring system |
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| CN105136328B (en) * | 2015-09-30 | 2019-03-01 | 杭州凯源电子有限公司 | A kind of flexibility temperature measuring equipment |
| CN105953926A (en) * | 2016-07-01 | 2016-09-21 | 杨志强 | Passive wireless non-contact temperature measuring device |
| CN107167252A (en) * | 2017-05-22 | 2017-09-15 | 电子科技大学 | System for detecting temperature |
| CN108168725A (en) * | 2018-01-16 | 2018-06-15 | 山东乾立光电科技有限公司 | A kind of passive and wireless temp measuring method and device |
| CN108197689A (en) * | 2018-03-15 | 2018-06-22 | 国网辽宁省电力有限公司营口供电公司 | Passive RFID cable temperature measuring label |
| CN109444653A (en) * | 2018-11-06 | 2019-03-08 | 珠海多监测科技有限公司 | Passive compound sensor |
| CN109781282A (en) * | 2019-03-07 | 2019-05-21 | 南京大学 | The flexibility temperature sensor of wireless power |
| DE102019204464A1 (en) * | 2019-03-29 | 2020-10-01 | Airbus Operations Gmbh | SMOKE AND FIRE DETECTION SYSTEM, FIRE PROTECTION SYSTEM FOR AIRCRAFT AND METHOD FOR DETECTING SMOKE AND FIRE SOURCES |
| CN110995323B (en) * | 2019-11-28 | 2021-05-25 | 北京优炫智能科技有限公司 | Passive device |
| CN111010216B (en) * | 2019-11-28 | 2021-06-11 | 北京优炫智能科技有限公司 | Signal management method for passive equipment |
| KR20220135866A (en) * | 2021-03-31 | 2022-10-07 | 엘에스일렉트릭(주) | Vacuum circuit breaker |
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| CN105303205B (en) | 2016-08-17 |
| CN106295736A (en) | 2017-01-04 |
| CN105303205A (en) | 2016-02-03 |
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