CN105303205B - 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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- CN105303205B CN105303205B CN201510638439.1A CN201510638439A CN105303205B CN 105303205 B CN105303205 B CN 105303205B CN 201510638439 A CN201510638439 A CN 201510638439A CN 105303205 B CN105303205 B CN 105303205B
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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
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a kind of passive flexible label, a kind of passive flexible temperature measuring equipment and wireless power networking temp measuring system.Passive flexible label includes soft shell, flexible printed circuit board and temperature sensor, is used for detecting switch cabinet contact temperature.Passive flexible temperature measuring equipment includes passive flexible label and body, and body is flexible bar type band, and flexible passive label is fixed on body, and passive flexible temperature measuring equipment is arranged on Flos Mume 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, carries 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, form intelligent sensing net, the temperature of monitoring multiple spot.
Description
Technical field
The present invention relates to switch cubicle temperature measuring equipment field, particularly relate to a kind of flexibility nothing using passive power taking
Source label, the passive flexible temperature measuring equipment being arranged on moving contact and utilization electromagnetic wave carry out wireless power
MANET temp measuring system.
Background technology
High-tension switch cabinet is the important electrical of power plant, transformer station.At present, high-tension switch cabinet is general
Plug-type is all used to connect, in During Process of Long-term Operation, it is easy to because contact or bus bar junction etc.
Position is transshipped for a long time, joint looseness and contact is aging causes contact resistance to become big and generate heat, cause contact or
Bus bar junction temperature raises, and then causes its contact resistance to become big further, forms vicious cycle,
Final proximity switch cabinet fault.In recent years, power plant, transformer station have occurred that many causes switch cubicle is overheated to be caused
Fire and the major accident such as large-area power failure, real-time monitoring switch cabinet temperature, confirm switch cabinet temperature
In allowed limits, it is to stop the key that this type of accident occurs.
But the contact running temperature in high-tension switch cabinet be difficult to detection, this have in being primarily due to cabinet high pressure,
Narrow space mostly is again closing, and common thermometry can not use.At present, to high-tension switch cabinet
Contact carry out thermometric device and have two kinds, a kind of use analog temperature sensor, temperature accuracy is not
Standard, poor anti jamming capability；Although another kind is digital temperature sensor, but use Data Over Cable,
It is restricted when using in high-voltage board.Existing temperature measuring equipment volume is excessive, it is impossible to be arranged on moving contact
On, it is generally fixed on the stationary contact head cartridge that the volumetric constraint to temperature measuring equipment is less.But, behaviour is being installed
As time need whole transmission lines of electricity that bus bar connected to switch cubicle is relevant to have a power failure, normal production is caused
Large area affects, and especially for indivedual busy circuits, even results in temperature probe peace owing to having a power failure
Dress cannot be implemented smoothly.Additionally, existing temperature measuring equipment can be only done the temperature survey of a junction,
Monitor inefficient.
Summary of the invention
It is an object of the invention to provide a kind of flexible passive label, passive flexible temperature measuring equipment and wireless power
Networking temp measuring system, solves that existing high-tension switch cabinet temperature measuring equipment volume is big, installation steps are loaded down with trivial details, can only
The problem measuring single monitoring point temperature.
For solving the problems referred to above, present invention firstly provides a kind of flexible passive label, including soft shell,
Flexible printed circuit board and temperature sensor；Flexible printed circuit board is encapsulated in soft shell；Flexible print
Printed circuit board includes that energy collection circuit, microprocessor, radio frequency transmitter circuitry, sensor circuit and ID deposit
Reservoir；Energy collection circuit stores with microprocessor, radio frequency transmitter circuitry, sensor circuit and ID respectively
Device is connected, as the power supply of microprocessor, radio frequency transmitter circuitry, sensor circuit and I/D Memory；
Sensor circuit connects temperature sensor and microprocessor respectively, is carried out by the detection signal of temperature sensor
Processing, transmission is to microprocessor；I/D Memory is connected with microprocessor, and storage has the ID of flexible passive label
Coding；Radio frequency transmitter circuitry is connected with microprocessor, receives or launches radiofrequency signal, when microprocessor obtains
After obtaining ID coding and temperature detection signal, launch radiofrequency signal by radio frequency transmitter circuitry.
Optionally, described energy collection circuit includes that passive electromagnetic senses power-supply circuit, Vibration induction power taking
Circuit, flexible battery, power supply switch circuit, power protecting circuit and power state detection circuit, passive
Electromagnetic induction power-supply circuit connects sensing electricity taking coil, receives electromagnetic wave, converts electromagnetic waves into electric energy；
The outfan of passive electromagnetic sensing power-supply circuit, Vibration induction power-supply circuit and flexible battery connects electricity respectively
The input of source switching circuit, the outfan of power supply switch circuit connects the input of power protecting circuit,
The outfan of power protecting circuit connects microprocessor, sensor circuit and the power end of radio frequency transmitter circuitry,
The outfan of passive electromagnetic sensing power-supply circuit, Vibration induction power-supply circuit and flexible battery connects electricity respectively
The input of source state detection circuit, the outfan of power state detection circuit connects microprocessor.
Optionally, described radio frequency transmitter circuitry includes radio-frequency antenna, and described radio-frequency antenna is for being located at flexible print
On printed circuit board snakelike walk Wire antennas.
Optionally, described temperature sensor is arranged on inside soft shell and arranges, or is arranged on outside flexibility
Outside shell, or a temperature sensor is respectively set inside soft shell and outside soft shell；Institute
State inside soft shell and when being both provided with temperature sensor outside soft shell, described sensor circuit
Front end is provided with sensor signal switching circuit, the temperature sensor on flexible printed circuit board and soft shell
The temperature sensor in outside connects the input of sensor signal switching circuit respectively, and sensor signal switches
The outfan of circuit connects the input of sensor circuit.
Optionally, described flexible battery includes flexible circuit board and solid electrolyte.
Optionally, described power state detection circuit includes the first resistance, the first diode and the two or two pole
Pipe, resistance one end connects microprocessor, sensor circuit and the power end of radio frequency transmitter circuitry, the other end
Connecting the first diode anode and the second diode anode respectively, the first diode cathode connects microprocessor
I/O port, the second diode cathode connects the source electrode of the first field effect transistor, and the drain electrode of the first field effect transistor connects
Ground, grid connected with passive electromagnetic induction power-supply circuit, Vibration induction power-supply circuit and the output of battery.
Optionally, described power protecting circuit includes the low pressure detection chip of band watchdog function, energy storage electricity
Holding, described storage capacitor connects power end, and the input of described low pressure detection chip connects test point, defeated
Going out end and connect the second fet gate, the source electrode of the second field effect transistor is through the second resistance eutral grounding, drain electrode warp
Connecting the grid of the 3rd field effect transistor, the drain electrode of the 3rd field effect transistor connects power end, source electrode connects detection
Point, the output of low pressure detection chip also connects the reset pin of microprocessor through the 3rd resistance.
Present invention also offers a kind of passive flexible temperature measuring equipment, including body and flexible passive label, institute
Stating body is flexible bar type band, is provided with the retaining mechanism of fixed position, and flexible passive label is fixed on body
On, body is arranged on the Flos Mume pawl of moving contact and the junction of contact.
Optionally, described sensing electricity taking coil is tinfoil paper shape flexible metal alloy bar, described sensing power taking line
Circle is encapsulated in internal.
Present invention also offers a kind of wireless power networking temp measuring system, including at least one wireless power supplier
With at least one passive flexible temperature measuring equipment, described wireless power supplier includes wireless power supplier antenna, information
Acquisition module；Each wireless power supplier and at least one passive flexible temperature measuring equipment networking, the one of networking
By wireless power supplier antenna, radio frequency between individual wireless power supplier and at least one passive flexible temperature measuring equipment
Antenna carries out the transmission of radiofrequency signal.
Optionally, the passive flexible label in described passive flexible temperature measuring equipment also includes networking module, institute
State the transmission that can carry out radiofrequency signal between the passive flexible temperature measuring equipment of a wireless power supplier networking
Communication.
Optionally, described wireless power supplier also includes networking module, can enter between described wireless power supplier
The transmission communication of row radiofrequency signal.
Compared with prior art, the technical program has the advantage that
1. include soft shell, flexible printed circuit board and sensing power taking due to the passive flexible label of the present invention
Coil, flexible printed circuit board is encapsulated in soft shell so that the passive flexible label volume of the present invention
Little, thickness is thin, be adapted to mount to Flos Mume pawl and the junction of contact of moving contact, thus solve existing
Temperature measuring equipment volume is excessive, it is impossible to the problem being arranged on moving contact.
2. include that passive electromagnetic senses power-supply circuit, Vibration induction power taking due to the energy collection circuit of the present invention
Circuit, flexible battery, passive electromagnetic sensing power-supply circuit connects sensing electricity taking coil, is changed by electromagnetic wave
For electric energy, Vibration induction power-supply circuit, flexible battery are stand-by power supply so that the passive flexibility of the present invention
Label achieves passive power taking and power supply redundancy, good stability of powering, and after installation, maintenance cost is low,
Thus solve existing temperature measuring equipment and supply the problem that electrical stability is low, maintenance cost is high.
3. being flexible bar type band due to the body of the passive flexible temperature measuring equipment of the present invention, flexible passive label is solid
It is scheduled on body so that by body along the Flos Mume of moving contact when the passive flexible temperature measuring equipment of the present invention is installed
This position around a circle and is fixed by the surface, junction of pawl and contact, it is not necessary to overall line outage, thus
Solve the problem that complex operation installed by existing temperature measuring equipment.
4. include at least one wireless power supplier and at least due to the wireless power networking temp measuring system of the present invention
One passive flexible temperature measuring equipment, each wireless power supplier and at least one passive flexible temperature measuring equipment group
Net so that the wireless power networking temp measuring system of the present invention can monitor the temperature of multiple spot, thus solves existing
The problem that temperature measuring equipment can only monitor single key point temperature.
Accompanying drawing explanation
Fig. 1 is the structural representation of the flexible passive label of the embodiment of the present invention.
Fig. 2 is the structured flowchart of the flexible printed circuit board of the embodiment of the present invention.
Fig. 3 is the circuit theory diagrams of the power sense circuit of the embodiment of the present invention.
Fig. 4 is the circuit theory diagrams of the power protecting circuit of the embodiment of the present invention.
Fig. 5 is the structural representation 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 representation of the MANET temp measuring system of the wireless power of the embodiment of the present invention.
Fig. 8 is another structural representation of the MANET temp measuring system of the wireless power of the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings, by specific embodiment, technical scheme is carried out clear, complete
Description.
The invention discloses a kind of passive flexible temperature measuring equipment, including flexible passive label 100 and body 200.
Flexible passive label 100 includes soft shell 7, flexible printed circuit board and sensing electricity taking coil 24.Soft
Property shell 7 is silica gel shell, and flexible printed circuit board is encapsulated in soft shell 7 so that flexible printing
Circuit board is not by external interference.
Refer to Fig. 1, in the present embodiment, flexible printed circuit board includes energy collection circuit 1, Wei Chu
Reason device 2, radio frequency transmitter circuitry 3, sensor circuit 4, temperature sensor 5 and I/D Memory 6.Collection of energy
Circuit 1 is connected with microprocessor 2, radio frequency transmitter circuitry 3, sensor circuit 4 and I/D Memory 6 respectively, and
As microprocessor 2, radio frequency transmitter circuitry 3, sensor circuit 4 and the power supply of I/D Memory 6；Pass
Sensor circuit 4 connects temperature sensor 5 and microprocessor 2 respectively, is entered by the detection signal of temperature sensor 5
Row processes, and transmission is to microprocessor 2；I/D Memory 6 is connected with microprocessor 2, by the flexible passive of storage
The ID coding transmission of label 100 is to microprocessor 2；Radio frequency transmitter circuitry 3 is connected with microprocessor 2, receives
Or transmitting radiofrequency signal, after microprocessor obtains ID coding and temperature detection signal, pass through radio-frequency transmissions
Circuit transmission radiofrequency signal.
Refer to Fig. 2, in the present embodiment, it is possible to collecting circuit 1 include passive electromagnetic sensing power-supply circuit 8,
Vibration induction power-supply circuit 9, flexible battery 10, power supply switch circuit 11, power protecting circuit 12 and power supply
State detection circuit 13.Passive electromagnetic sensing power-supply circuit 8, Vibration induction power-supply circuit 9, flexible battery
10 is three separate power supplys, i.e. by arranging multiple power supply, adds power supply redundancy
Backup.Passive electromagnetic sensing power-supply circuit 8 receives electromagnetic wave by sensing electricity taking coil 24, and by electromagnetic wave
Be converted to electric energy；Vibration energy in circuit local environment is converted to electric energy by Vibration induction power-supply circuit 9；Soft
Property battery includes flexible circuit board and solid electrolyte, and supply voltage is stable, and volume is little, stretchable cutting.
The outfan of passive electromagnetic sensing power-supply circuit 8, Vibration induction power-supply circuit 9 and flexible battery 10 divides
Not Lian Jie the input of power supply switch circuit 11, the outfan of power supply switch circuit 11 connects power protection electricity
The input on road 12, the outfan of power protecting circuit 12 connect microprocessor 2, radio frequency transmitter circuitry 3,
Sensor circuit 4 and the power end of I/D Memory 6；Passive electromagnetic sensing power-supply circuit 8, Vibration induction power taking
The outfan of circuit 9 and flexible battery 10 is simultaneously connected with the input of power state detection circuit 13, power supply shape
State testing circuit 13 is to passive electromagnetic sensing power-supply circuit 8, Vibration induction power-supply circuit 9 and flexible battery 10
Carry out detecting and exporting detection signal to microprocessor 2；Microprocessor 2 connects power supply switch circuit 11,
Selected to meet the power supply as reality of one of them of power reguirements by power supply switch circuit 11,
That improves device supplies electrical stability, facilitates Workshop Production to debug.
Generally, passive electromagnetic sensing power-supply circuit 8 is main power source, and Vibration induction power-supply circuit 9 is secondary source,
Flexible battery 10 is stand-by power supply, when passive electromagnetic senses power-supply circuit 8, Vibration induction power-supply circuit 9 and
When the output of flexible battery 10 is satisfied by power reguirements, preferentially passive electromagnetic is sensed the output of power-supply circuit 8
As power supply, its second priority with the output of Vibration induction power-supply circuit 9 as power supply, only when
When the output of passive electromagnetic sensing power-supply circuit 8 and Vibration induction power-supply circuit 9 is all unsatisfactory for requiring, just will
Flexible battery 10 is as power supply.
Refer to Fig. 3, in the present embodiment, power state detection circuit 13 includes resistance R10, two poles
Pipe D9 and diode D10 and field effect transistor Q6.Resistance R10 one end connects microprocessor 2, sensor
The power end Vcc of circuit 3 and radio frequency transmitter circuitry 1, the other end connects diode D9 anode and two respectively
Pole pipe D10 anode；Diode D9 negative electrode VE connects the I/O pin of microprocessor；Diode D10 is cloudy
Pole connects the source electrode of field effect transistor Q6, the grounded drain of field effect transistor Q6, grid connected with passive electromagnetism sense
Answer power-supply circuit 10, Vibration induction power-supply circuit 11 and the outfan of flexible battery 12.Passive electrical magnetic strength
That answers power-supply circuit 10, Vibration induction power-supply circuit 11 and flexible battery 12 is normally output as 6.2V.Micro-
Processor utilizes the value at the diode D9 negative electrode VE collected to judge the state of supply of current power, if
The voltage of diode D9 negative electrode VE is by high step-down, then power supply is sensed power-supply circuit 8 by passive electromagnetic
Powering mode is changed to Vibration induction power-supply circuit 9 or flexible battery 10.
Refer to Fig. 4, in the present embodiment, power protecting circuit 12 includes two storage capacitors C6, C8,
Two storage capacitors C6, C8 are in parallel with power end Vcc, storage capacitor C6 after power end Vcc power down,
C8 provides the storage power supply of storage data for microprocessor 2, improves system stability.Due to microprocessor
The time of 2 write 8 bytes of double copies is about 50ms, and electric current during write is about 2mA, micro-place
When the voltage of reason device 2 is 5V, the running current of microprocessor 2 is about 8mA.Assume storage capacitor from
5V discharges into 3.8V, by calculating be appreciated that 0.05s × 0.01A/ (5V-3.8V)=
417uF, therefore 1 capacitance in parallel is the storage capacitor of 470uF on the power end Vcc of system
Fully meet the supply of the storage power supply after main power source power down.It is 470 to power end Vcc two capacitances in parallel
The electric capacity of uF, strengthens total capacitance of storage capacitor, improves memory capacity, it is ensured that fully meet main power source and fall
Storage power supply supply after electricity.
Power protecting circuit 12 includes low pressure detection chip U2 of band watchdog function, low pressure detection core
The input of sheet U2 connects the outfan V of power supply switch circuit, and the outfan of low pressure detection chip U2 is even
Connect the grid of field effect transistor Q4, connect the RST reset pin of microprocessor 2 simultaneously through resistance R9；?
The source electrode of effect pipe Q4 is through resistance R8 ground connection, the grid of drain electrode connection field effect transistor Q2；Field effect transistor
The drain electrode of Q2 connects power end Vcc, the outfan V of source electrode connection power supply switch circuit.When power supply switches
When at the outfan V of circuit, voltage is more than the threshold value of low pressure detection chip U2, low pressure detection chip U2 is defeated
Going out for height, field effect transistor Q2 switches off, power end Vcc normal power supply；Defeated when power supply switch circuit
When going out to hold voltage at V less than the threshold value of low pressure detection chip U2, field effect transistor Q2 switch Guan Bi, power supply
Power supply is pulled low and stops power supply, and the RST reset pin of microprocessor 2 receives reset signal, micro-place
Reason device 2 resets, and after reset, power supply is stopped power supply, and storage capacitor C6, C8 continue as micro-process
Device 2 is powered, and maintains microprocessor 2 to work a period of time.The generally threshold value of low pressure detection chip U2 is
2.4V is more suitable, had both ensured stability, and had not the most disturbed the properly functioning of temperature measuring equipment.
Described radio frequency transmitter circuitry 3 includes radio-frequency antenna, and radio-frequency antenna is for being arranged on flexible printed circuit board
On snakelike walk Wire antennas, reduce the area that takies of antenna, thus reduce flexible passive label 100
Thickness.In the present embodiment, the radiofrequency signal that radio frequency transmitter circuitry 3 is launched is the 433MHz that penetration power is strong
Radiofrequency signal, adapts to switch cubicle complex communication environment.In other embodiments, described radiofrequency signal is also
It can be the radio magnetic wave signal of other frequency range.
In the present embodiment, there is temperature sensor 5 inside described soft shell.In other embodiments, temperature
Degree sensor can be external outside soft shell, or and respectively sets outside soft shell inside soft shell
Put a temperature sensor.If inside soft shell and being respectively provided with a temperature sensor outside soft shell,
Sensor circuit 4 front end is additionally provided with sensor signal switching circuit, the temperature sensor 5 inside soft shell
With the input that the temperature sensor outside soft shell is connected sensor signal switching circuit respectively, sensing
The outfan of device signal switching circuit connects the input of sensor circuit 4, it is ensured that two temperature sensors
Signal through sensor signal switch after, can transmit to microprocessor 2.In this case, if wherein one
Individual temperature sensor damages, and another proceeds temperature monitoring, improves reliability；And examine simultaneously
Survey the temperature that flexible passive label 100 is inside and outside, improve temperature monitoring accuracy.
Refer to Fig. 5, in the present embodiment, body 200 is flexible bar type band, flexible passive label 100
Be encapsulated in body 200, simple installation, and make flexible passive label 100 not by external interference, can
High by property.Body 200 includes hole, a location 21 and the retaining mechanism fixed position of several lugs 22.
Hole 21, location is arranged on body 200 one end, and lug 22 is arranged at body 200 other end, flexible passive
Label 100 is between hole 21, location and lug 22.Several lugs 22 are equidistantly distributed to body 200
End, spacing is 2cm～3cm, the distance between flexible passive label 100 and hole 21, location, flexibility
Distance between passive label 100 and nearest lug 22 is respectively less than or equal to 1.5cm.
In the present embodiment, the sensing electricity taking coil 24 of passive flexible label 100 be two thickness be 2mm
Tinfoil paper shape flexible metal alloy bar, alloy bar is encapsulated in body 200, lays respectively at flexible passive mark
Signing the both sides of 100, one end of the close flexible passive label 100 of two alloy bars connects flexible passive mark
Sign the passive electromagnetic sensing power-supply circuit 8 of 100, the other end metal combination fixed structure by similar button
25,26 fix.
Refer to Fig. 6, in the present embodiment, moving contact includes dynamic Flos Mume pawl 31, contact 32 and moving contact arm
30, contact 32 is cylindrical, and the junction 33 of Flos Mume pawl 31 and contact 32 is the most cylindrical, junction 33
Cross-sectional diameter less than the cross-sectional diameter of contact 32.Owing to flexible passive label 100 volume is little, thickness
Thin, therefore this passive flexible temperature measuring equipment is adapted to mount to herein.Concrete installation method is for making body 200 edge
This position around a circle and is fixed by the surface of the junction 33 of Flos Mume pawl 31 and contact 32.During installation, body
200 ends are through hole 21, location, and when flexible passive label 100 is adjacent to moving contact, lug 22 inserts location
Hole 21 so that it is position is fixed.Owing to the spacing of lug 22 is little, fixation procedure can more accurately adjust body
The degree of tightness of 200, it is ensured that moving contact is close to by flexible passive label 100.Clasp 23 it is additionally provided with on body 200, this
The body 200 remaining part behind the surface of the junction 33 of Flos Mume pawl 31 and contact 32 is through clasp 23 also
Tighten up, reduce the space taken on moving contact, prevent the work of the remaining part interference moving contact of body 200
Make.
During installation, the metal combination fixed structure 25,26 of similar button is connected, is encapsulated in body 200
Sensing electricity taking coil 24 become loop coil with body 200, with the passive electrical in passive flexible label 100
Magnetic induction power-supply circuit 8 connects one closed-loop path of formation, converts electromagnetic waves into the signal of telecommunication.
Passive flexible temperature measuring equipment has passive power taking and Wireless transceiver characteristic.Sourceless characteristic makes temperature measuring equipment
Can carry out charged debugging when mounted, after installation, maintenance cost is low；Radio characteristics has ensured enough electric
Spacing distance, reliability is high.
In the present embodiment, in flexible passive label 100 is encapsulated in body 200.In other embodiments,
Body 200 can also be through the shell of flexible passive label 100, now body 200 and flexible passive mark
Sign 100 split designs, it is simple to maintenance flexible passive label 100.In this case, flexible passive label
100 adopt and are screwed or the various ways such as bonding is fixed on body 200.
Refer to Fig. 7, the embodiment of the invention also discloses a kind of wireless power networking temp measuring system.This enforcement
Wireless power MANET temp measuring system in example include a wireless power supplier 400 and one be arranged on temperature
The passive flexible temperature measuring equipment of monitoring point.Wireless power supplier 400 includes that wireless power supplier antenna, thermometric pass
Sensor, networking module, information acquisition module and communication interface.Lead between wireless power supplier and temperature measuring equipment
Cross wireless power supplier antenna, radio-frequency antenna carries out the transmission of radiofrequency signal.
Wireless power supplier 400 launches electromagnetic wave, flexible passive mark in temperature measuring equipment by wireless power supplier antenna
Sign 100 and convert electromagnetic waves into electric energy by sensing electricity taking coil 24, and be micro-by energy collection circuit 1
Processor 2, radio frequency transmitter circuitry 3 and the power supply of sensor circuit 4, effective power supply distance 20m of electromagnetic wave
Left and right.Now flexible passive label 100 enters normal operating conditions, and microprocessor 2 input gathers high-precision
The data of degree temperature sensor 5, and the data collected are sent out by the radio-frequency antenna of radio frequency transmitter circuitry 3
Giving wireless power supplier 1, wireless power supplier 1 gets current temperature value by wireless power supplier antenna,
Thus realize temperature monitoring.
Generally, the frequency of the electromagnetic wave that radio frequency transmitter circuitry 3 is launched is 433MHz, wireless power supplier 400
The frequency of the electromagnetic wave launched is 850MHz to 900MHz, particularly during 900MHz, electromagnetic wave signal
Penetration capacity is strong, adapts to communicate in switch cubicle complex environment.
Wireless power supplier 400 can also be passed by communication interface after being processed by the temperature detection signal received
Give monitor supervision platform, it is simple to staff is monitored at monitor supervision platform.
Refer to Fig. 8, the embodiment of the invention also discloses another kind of wireless power networking temp measuring system.This reality
Execute the wireless power MANET temp measuring system in example and include a wireless power supplier 400 and several flexible nothings
Source temperature measuring equipment, temperature measuring equipment is fixed on different temperature monitoring points.The flexible passive of each temperature measuring equipment
The I/D Memory 10 of label 100 the most built-in storage ID coding, ID coding is used for distinguishing each flexible passive
Label 100 so that this wireless power supplier 400 can distinguish which temperature the temperature detection signal read is derived from
Degree monitoring point, thus coordinated by a wireless power supplier 400 and multiple temperature measuring equipment, it is achieved Duo Gejian
The temperature detection of measuring point.
The embodiment of the invention also discloses the third wireless power networking temp measuring system.Nothing in the present embodiment
Line MANET temp measuring system of powering includes that several wireless power suppliers 400 and several flexible passive thermometrics fill
Putting, temperature measuring equipment is fixed on different temperature monitoring points, each wireless power supplier 400 corresponding several
Temperature measuring equipment.
In the present embodiment, wireless power supplier 400 realizes the merit of relay forwarding data by information acquisition module
Can, can then pass through communication interface on the wireless power supplier 400 in data collection a to termination set
It upload the data to computer.The flexible passive label 100 of temperature measuring equipment includes realizing wireless self-networking function
Networking module, can communicate between any two flexible passive labels 100.After networking, each flexible nothing
The ID code of source label 100 can freely distribute, it is not necessary to manually goes to set, by just constituting communication after distribution
Network.Flexible passive label 100 can also select optimal path, composition intelligent sensing net truly.
During application, because wireless power supplier 400 includes networking module, also can between wireless power supplier 400
Enough networkings, thus realize data routing function, greatly strengthen wireless transmission distance.
Although the present invention is open as above with preferred embodiment, but it is not for limiting the present invention, appoints
What those skilled in the art without departing from the spirit and scope of the present invention, may be by the disclosure above
Technical solution of the present invention is made possible variation and amendment by method and technology contents, therefore, every does not takes off
From the content of technical solution of the present invention, it is any that above example is made by the technical spirit of the foundation present invention
Simple modification, equivalent variations and modification, belong to the protection domain of technical solution of the present invention.
Claims (10)
1. a flexible passive label, it is characterised in that include 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 I/D Memory；Energy collection circuit includes that passive electromagnetic sensing power-supply circuit, Vibration induction take
Electricity circuit, flexible battery, power supply switch circuit, power protecting circuit and power state detection circuit, nothing
Source electromagnetic induction power-supply circuit connects sensing electricity taking coil, receives electromagnetic wave, converts electromagnetic waves into electric energy；
The outfan of passive electromagnetic sensing power-supply circuit, Vibration induction power-supply circuit and flexible battery connects electricity respectively
The input of source switching circuit, the outfan of power supply switch circuit connects the input of power protecting circuit,
The outfan of power protecting circuit connects microprocessor, sensor circuit and the power end of radio frequency transmitter circuitry,
The outfan of passive electromagnetic sensing power-supply circuit, Vibration induction power-supply circuit and flexible battery connects electricity respectively
The input of source state detection circuit, the outfan of power state detection circuit connects microprocessor；
Energy collection circuit stores with microprocessor, radio frequency transmitter circuitry, sensor circuit and ID respectively
Device is connected, as the power supply electricity of microprocessor, radio frequency transmitter circuitry, sensor circuit and I/D Memory
Source；Described radio frequency transmitter circuitry includes radio-frequency antenna, and described radio-frequency antenna is for being located at flexible printed circuit board
On snakelike walk Wire antennas；
Sensor circuit connects temperature sensor and microprocessor respectively, by the detection signal of temperature sensor
Processing, transmission is to microprocessor；
I/D Memory is connected with microprocessor, and storage has the ID of flexible passive label to encode；
Radio frequency transmitter circuitry is connected with microprocessor, receives or launches radiofrequency signal, when microprocessor obtains
After ID coding and temperature detection signal, launch radiofrequency signal by radio frequency transmitter circuitry.
2. flexible passive label as claimed in claim 1, it is characterised in that described temperature sensor is arranged on
Arrange inside soft shell, or be arranged on outside soft shell, or inside soft shell and soft
Property outer side respectively arranges a temperature sensor；Inside described soft shell and outside soft shell all
When being provided with temperature sensor, described sensor circuit front end is provided with sensor signal switching circuit, flexible
Temperature sensor on printed circuit board (PCB) is connected sensor letter respectively with the temperature sensor outside soft shell
The input of number switching circuit, the outfan of sensor signal switching circuit connects the input of sensor circuit
End.
3. flexible passive label as claimed in claim 1, it is characterised in that described flexible battery includes soft
Circuit board and solid electrolyte.
4. flexible passive label as claimed in claim 1, it is characterised in that described power state detection circuit
Including the first resistance, the first diode and the second diode, resistance one end connects microprocessor, sensor
Circuit and the power end of radio frequency transmitter circuitry, the other end connects the first diode anode and the two or two pole respectively
Tube anode, the first diode cathode connects the I/O port of microprocessor, and the second diode cathode connects first
The source electrode of effect pipe, the grounded drain of the first field effect transistor, grid connected with passive electromagnetic induction power-supply circuit,
Vibration induction power-supply circuit and the output of battery.
5. flexible passive label as claimed in claim 1, it is characterised in that described power protecting circuit includes
Low pressure detection chip with watchdog function, storage capacitor, described storage capacitor connects power end, described
The input of low pressure detection chip connects test point, outfan connects the second fet gate, second
The source electrode of effect pipe through the second resistance eutral grounding, drain electrode through connect the 3rd field effect transistor grid, the 3rd effect
Should pipe drain electrode connect power end, source electrode connect test point, the output of low pressure detection chip also through the 3rd electricity
Resistance connects the reset pin of microprocessor.
6. a passive flexible temperature measuring equipment, it is characterised in that include body and the most soft
Property passive label, described body is flexible bar type band, is provided with the retaining mechanism of fixed position, flexible passive
Label is fixed on body, and body is arranged on the Flos Mume pawl of moving contact and the junction of contact.
Passive flexible temperature measuring equipment the most as claimed in claim 6, it is characterised in that described sensing electricity taking coil
Being tinfoil paper shape flexible metal alloy bar, described sensing electricity taking coil is encapsulated in internal.
8. a wireless power networking temp measuring system, it is characterised in that include at least one wireless power supplier and extremely
A few passive flexible temperature measuring equipment as claimed in claim 6, described wireless power supplier includes wireless confession
Electric antenna, information acquisition module；Each wireless power supplier and at least one passive flexible temperature measuring equipment
Networking, by wireless confession between a wireless power supplier of networking and at least one passive flexible temperature measuring equipment
Electric antenna, radio-frequency antenna carry out the transmission of radiofrequency signal.
9. power supply networking temp measuring system as claimed in claim 8, it is characterised in that described passive flexible thermometric
Passive flexible label in device also includes networking module, with the passive flexibility of a wireless power supplier networking
The transmission communication of radiofrequency signal is carried out between temperature measuring equipment.
10. wireless power networking temp measuring system as claimed in claim 8, it is characterised in that described wireless
Charger also includes networking module, carries out the transmission communication of radiofrequency signal between described wireless power supplier.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| 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 |
| 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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| 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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| CN201610600111.5A Division 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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| CN105303205A CN105303205A (en) | 2016-02-03 |
| CN105303205B true CN105303205B (en) | 2016-08-17 |
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| CN201610600111.5A Active 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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| 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 |
| 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 |
| CN110995323B (en) * | 2019-11-28 | 2021-05-25 | 北京优炫智能科技有限公司 | Passive device |
| WO2022211234A1 (en) * | 2021-03-31 | 2022-10-06 | 엘에스일렉트릭 (주) | Vacuum circuit breaker |
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Also Published As
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| CN105303205A (en) | 2016-02-03 |
| CN106295736B (en) | 2018-12-04 |
| CN106295736A (en) | 2017-01-04 |
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