CN108320014A - Passive RFID tag, fuse switch device and its monitoring system - Google Patents
Passive RFID tag, fuse switch device and its monitoring system Download PDFInfo
- Publication number
- CN108320014A CN108320014A CN201810319919.5A CN201810319919A CN108320014A CN 108320014 A CN108320014 A CN 108320014A CN 201810319919 A CN201810319919 A CN 201810319919A CN 108320014 A CN108320014 A CN 108320014A
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- over switch
- gravity change
- fuse
- rfid tag
- passive
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- 230000005484 gravity Effects 0.000 claims abstract description 127
- 230000004927 fusion Effects 0.000 claims description 36
- 239000012212 insulator Substances 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000004044 response Effects 0.000 claims description 6
- 230000005404 monopole Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 230000008859 change Effects 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/0772—Physical layout of the record carrier
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
- G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
- G06K19/07345—Means for preventing undesired reading or writing from or onto record carriers by activating or deactivating at least a part of the circuit on the record carrier, e.g. ON/OFF switches
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
Abstract
This application involves RFID tag, fuse switch and its monitoring systems.Include according to the Passive RFTD tags of the application：First circuit, including there are two the first RFID chip, first antenna and the first gravity change-over switch of terminal, another terminal series-shunt connections of the terminal, first antenna, the first gravity change-over switch and the first RFID chip of the first RFID chip for tool；And second servo loop, including having the second RFID chip, the second antenna and the second gravity change-over switch there are two terminal, another terminal series-shunt connection of the terminal, the second antenna, the second gravity change-over switch and the second RFID chip of second RFID chip, wherein, when the orientation of Passive RFTD tags is in first position, the conducting of the first gravity change-over switch and the cut-off of the second gravity change-over switch；When the orientation of Passive RFTD tags is in the second position, the cut-off of the first gravity change-over switch and the conducting of the second gravity change-over switch.
Description
Technical field
This application involves RFID tag, fuse switch and its monitoring systems, are penetrated in particular to passive
Frequency identification tag, the fuse switch device with passive RFID tag and the fortune to fuse switch device
The fuse that row state is monitored monitors system.
Background technology
With the continuous development of intelligent grid construction, a greater variety of power equipments need to promote automatically-monitored level.
For this purpose, to the on-line monitoring technique of widely applied fuse switch in high-tension line, more stringent requirements are proposed.In for example,
State application for a patent for invention No.201310580098.8 is disclosed a kind of to be realized using wireless gravity sensor as core component
The on-line monitoring technique of fuse switch.In the application for a patent for invention, because wireless gravity sensor uses internal battery
Power supply, so the low-power consumption mode that system need to upload data according to suspend mode+Gravity changer triggering is run.However, reception/monitoring is whole
End will not be gone to judge the working condition of wireless gravity sensor, even if can if wireless gravity sensor damage reception/monitor terminal
It will not can effectively alarm, therefore its operational reliability to be improved.
RFID (Radio Frequency Identification, radio frequency identification) technology is a kind of contactless automatic
Identification technology, it can be identified specific objective by radio signal and read and write related data, without identifying system with it is specific
Machinery is established between target or optical contact, RFID system include mainly：RFID tag, RFID reader.RFID tag
Memory block includes mainly：TID (Tag Identifier, tag identification number, each TID codings whole world are unique) codings and number of users
According to two parts electronic information, data format is transmitted using the agreement of international uniform, and widespread adoption is in logistics management, ticket, card etc.
Field, for identifying the identity of object or holder：Unique TID codings, reach safety certification, the tracking of purpose thing and system
Meter.
Chinese invention patent application No.201410658852.X discloses a kind of semi-active contactless RFID sensor,
The data acquisition of temperature, posture and acceleration of gravity can be achieved.The RFID sensor and other similar contactless RFID
Tag class technology mostly uses greatly the semi-active formula RFID tag of passive ultra-high frequency RFID label+temperature sensor+battery as remote
Apart from wireless sensor.Because such RFID sensor must be built-in with battery, the Acceptable life of RFID tag
It is limited by the internal battery service life and keeps its complicated and manufacturing cost increase.Therefore, such RFID sensor is uncomfortable
It closes in the equipment being applied in intelligent grid.
Invention content
The application technical problems to be solved are to provide one for the high-precision on-line monitoring of fuse switch operating status
Kind of Passive RFTD tags, and provide a kind of fuse switch device with Passive RFTD tags and to drop type
The fuse that the operating status of fuse apparatus is monitored monitors system.
To solve the above problems, according to the one side of the application, a kind of Passive RFTD tags are provided comprising：The
Primary Ioops, including there are two the first RFID chip, first antenna and the first gravity change-over switch of terminal, the first RFID chips for tool
A terminal, first antenna, the first gravity change-over switch and the first RFID chip the connection of another terminal series-shunt；And the
Secondary circuit, including there are two the second RFID chip, the second antenna and the second gravity change-over switch of terminal, the second RFID chips for tool
A terminal, the second antenna, the second gravity change-over switch and the second RFID chip the connection of another terminal series-shunt, wherein
When the orientation of Passive RFTD tags is in first position, the conducting of the first gravity change-over switch and the second gravity change-over switch section
Only；When the orientation of Passive RFTD tags is in the second position, the first gravity change-over switch ends and the conversion of the second gravity is opened
Close conducting.
According to an embodiment of the present application, each of the first gravity change-over switch and the second gravity change-over switch can be passive
Type Mono-pole switch, for example, mercoid switch or ball switch.
According to an embodiment of the present application, Passive RFTD tags may also include direction instruction label.
According to an embodiment of the present application, each of the first RFID chip and the second RFID chip may include identical TID
Coding and different user data.
According to an embodiment of the present application, which includes the Quick Response Code printed on the surface thereof, Quick Response Code
It can be generated by the TID code conversions of RFID chip.
According to further aspect of the application, provide a kind of Passive RFTD tags comprising tool there are two terminal the
One RFID chip, the first gravity change-over switch, tool there are two the second RFID chip of terminal, the second gravity change-over switch and
Antenna, wherein another end of a terminal of the first RFID chip, antenna, the first gravity change-over switch and the first RFID chip
Son is connected in series with and forms the first circuit, wherein a terminal of the second RFID chip, antenna, the second gravity change-over switch and
Another terminal series-shunts of two RFID chips connects and forms second servo loop, wherein when the orientation of passive RFID tags is in the
When one position, the conducting of the first gravity change-over switch and the cut-off of the second gravity change-over switch；When the orientation of passive RFID tags is in
When the second position, the cut-off of the first gravity change-over switch and the conducting of the second gravity change-over switch.
According to further aspect of the application, a kind of fuse switch device is provided comprising：Insulator foot is used for
It is fixed on the supporting member of electric system；First support is fixedly connected with the upper end of insulator foot and for electrically connecting to upper
Swim circuit；Second support is fixedly connected with the lower end of insulator foot and for electrically connecting to circuit downstream；And fusion tube, under
End with second support pivotable connection and be electrically connected, the upper end and first support clutch connection and can be electrically connected, and fusion tube further includes
RFID tag in its outer wall surface, wherein RFID tag include the Passive RFTD tags of any one as described above.
According to an embodiment of the present application, the lower end of fusion tube and the pivotable connection of second support may include hinge connection.
According to an embodiment of the present application, when each of the first RFID chip and the second RFID chip include identical TID
When coding and different user data, different user data can indicate two orientation of the Passive RFTD tags on fusion tube：
Orientation and cut-off orientation is connected in fuse switch device.
According to an embodiment of the present application, Passive RFTD tags are pasted onto by adhesive on the lateral wall of fusion tube.
According to another aspect of the application, a kind of fuse monitoring system is provided comprising：High-tension fuse group, packet
A, B, C three-phase high-voltage fuse are included, each of A, B, C three-phase high-voltage fuse include that drop type any one of as described above is molten
Disconnected device device；Reader, for reading data from the Passive RFTD tags on the fusion tube of A, B, C three-phase high-voltage fuse or giving
Data are written in it；Controller, reading or write-in for controlling reader；And monitoring backstage, pass through wired or wireless network
It is connect with controller, and controls the action of controller by program control or manual operation.
According to an embodiment of the present application, controller may include supply unit.
According to an embodiment of the present application, reader and controller can form single component, and be mounted on A, B, C three-phase high-voltage
Near fuse, distance between the two is within the scope of the read-write of reader.
According to an embodiment of the present application, reader is communicated by wireless radio channel with RFID tag, and according to certain
Time interval send out the radiofrequency signal instructed containing Card Reader.
According to an embodiment of the present application, controller receives and handles the data from reader, processed data content
Including：The conduction and cut-off quantity of state of A phase high-tension fuses, the conduction and cut-off quantity of state of B phase high-tension fuses and C phase high-voltage fuses
The conduction and cut-off quantity of state of disconnected device, and processed data are sent to monitoring backstage.
It can be realized such as according to the Passive RFTD tags of the embodiment of the present application, fuse switch device and its monitoring system
Lower advantageous effect.
Include that there is the first RFID chip, first antenna and the first weight according to the Passive RFTD tags of the embodiment of the present application
First circuit of power change-over switch and with the second RFID chip, second time of the second antenna and the second gravity change-over switch
Road.When the orientation of Passive RFTD tags is in first position, the first gravity change-over switch is connected and the conversion of the second gravity is opened
Close cut-off；When the orientation of Passive RFTD tags is in the second position, the cut-off of the first gravity change-over switch and the second gravity turn
Change switch conduction.That is, the first circuit of Passive RFTD tags and the conducting of second servo loop depend on its side with cut-off
Position variation.In change procedure of the Passive RFTD tags from first position to the second position, switch the first gravity using gravity
The on and off of change-over switch and the second gravity change-over switch, switches without power supply, to have passive property.
Just because of this, service life is no longer dependent on the service life of the power supply of such as battery.It is answered in such Passive RFTD tags
In the case of for fuse switch and its monitoring system, when fusion tube is in the close position, the first gravity change-over switch is led
Logical, the first RFID chip, first antenna and the first gravity change-over switch form the circuit being closed, and arrive by the way that reader is detectable
From the user data of the first RFID chip of first antenna, show fuse switch device among normal operation.At this point, the
Two gravity change-over switches end, and the second RFID chip, the second antenna and the second gravity change-over switch cannot be formed into a loop, reader
It can't detect the user data of the second RFID chip.On the contrary, when fusion tube is in falling position, the first gravity change-over switch is cut
Only, the first RFID chip, first antenna and the first gravity change-over switch cannot form the circuit of closure, and reader can't detect
The user data of one RFID chip.At this point, the second gravity change-over switch is connected, the second RFID chip, the second antenna and the second weight
Power change-over switch is formed into a loop, and the user data of the second RFID chip from the second antenna, table are can detect by reader
Bright fuse switch device, which is in, falls state.The fusion tube of fuse switch device is turned to using gravity from first position
The second position, meanwhile, the first gravity change-over switch is converted to cut-off using gravity as fusion tube is moved from conducting, and the second gravity
Change-over switch is converted to conducting using gravity as fusion tube is moved from cut-off.Therefore, molten according to the drop type of the embodiment of the present application
The signal of the fusing operation (fusion tube overturning) of disconnected device device and RFID tag thereon converts (the first circuit and second servo loop
Conducting and cut-off) gravity is utilized to realize passive operation.Because each of the first RFID chip and the second RFID chip have
There are identical TID codings and different user data, so the result of detection fuse switch operating status is very accurate, significantly
Ground improves its operational reliability.Because RFID tag is passive, service life is not by battery class power source life
It influences, substantially increases its service life.RFID tag it is small, therefore can be easily fixed on the outer wall of fusion tube.
Description of the drawings
In order to illustrate more clearly of the technical solution of the embodiment of the present application, will simply be situated between to the attached drawing of embodiment below
It continues, it should be apparent that, the accompanying drawings in the following description merely relates to some embodiments of the present application, rather than the limitation to the application.
Fig. 1 is the schematic diagram in an orientation according to the Passive RFTD tags of the embodiment of the present application.
Fig. 2 is schematic diagram of the Passive RFTD tags of Fig. 1 in another orientation.
Fig. 3 is the schematic diagram that operation (closure) state is according to the fuse switch device of the embodiment of the present application.
Fig. 4 is that the schematic diagram for falling (open circuit) state is according to the fuse switch device of the embodiment of the present application.
Fig. 5 is the block diagram according to the fuse switch device monitoring system of the embodiment of the present application.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
Attached drawing, the technical solution of the embodiment of the present application is clearly and completely described.Obviously, described embodiment is this Shen
A part of the embodiment please, instead of all the embodiments.Based on described embodiments herein, ordinary skill
All other embodiment that personnel are obtained under the premise of without creative work, shall fall in the protection scope of this application.
Unless otherwise defined, the technical term or scientific term used herein should be in the application fields and has
The ordinary meaning that the personage of general technical ability is understood.Used in the application patent application specification and claims " the
One ", " second " and similar word are not offered as any sequence, quantity or importance, and are used only to distinguish different
Component part.Equally, the similar word such as "one" or " one " does not indicate that quantity limits yet, but indicates that there are at least one.
In the following, will be described in embodiments herein.
Fig. 1 is the schematic diagram in an orientation according to the Passive RFTD tags of the embodiment of the present application, and Fig. 2 is Fig. 1
Schematic diagram of the Passive RFTD tags in another orientation.
As shown in Figure 1, according to the one side of the application, a kind of Passive RFTD tags 100 are provided.Passive RFID marks
Label 100 may include the first circuit 110 and second servo loop 120.But the application is without being limited thereto, but Passive RFTD tags 100
It can include three or more circuits other than the first circuit 110 and second servo loop 120 as needed.
First circuit 110 for example may include tool, and there are two the first RFID chip 111, the first antennas 112 and first of terminal
Gravity change-over switch 113.A terminal in1, first antenna 112, the first gravity change-over switch 113 of first RFID chip 111
It is connected in series with another terminal in2 of the first RFID chip 111.
Second servo loop 120 for example may include tool, and there are two the second RFID chip 121 of terminal, the second antennas 122 and second
Gravity change-over switch 123.A terminal in1, the second antenna 122, the second gravity change-over switch 123 of second RFID chip 121
It is connected in series with another terminal in1 of the second RFID chip 121.
In Passive RFTD tags 100 shown in Fig. 1, the first circuit 110 is located at the top of second servo loop 120.Below
Referring to Fig. 2, Passive RFTD tags 100 shown in Fig. 2 are by 100 inverted orientation of Passive RFTD tags shown in FIG. 1.
When the orientation of Passive RFTD tags 100 is in first position, the first gravity change-over switch 113 conducting and second
Gravity change-over switch 123 ends.However, when the orientation of Passive RFTD tags 100 is in the second position, the conversion of the first gravity
Switch 113 ends and the second gravity change-over switch 123 is connected.As it is known by the man skilled in the art, opposite setting is also possible
, for example, when the orientation of Passive RFTD tags 100 is in first position, the first gravity change-over switch 113 cut-off and second
Gravity change-over switch 123 is connected.However, when the orientation of Passive RFTD tags 100 is in the second position, the conversion of the first gravity
Switch 113 is connected and the second gravity change-over switch 123 ends.In addition, first position as described above and the second position are only to scheme
In the facility with explanatory note is shown and is defined, but first position and the second position can all incline relative to orientation as shown in the figure
Tiltedly certain angle, such as tilt 30 degree to 45 degree.
According to an embodiment of the present application, each of the first gravity change-over switch 113 and the second gravity change-over switch 123 can
For passive Mono-pole switch.That is each of the first gravity change-over switch 113 and the second gravity change-over switch 123 can
Using using gravity as power source, with the variation on or off under gravity in itself orientation.When the conversion of the first gravity is opened
When closing 113 conducting, the cut-off of the second gravity change-over switch 123.Conversely, when the first gravity change-over switch 113 ends, the second gravity
Change-over switch 123 is connected.Therefore, it is mutual to form gravity direction for the first gravity change-over switch 113 and the second gravity change-over switch 123
Lock.For example, the first gravity change-over switch 113 and the second gravity change-over switch 123 can be mercoid switch or ball switch, and can
Setting reversed with one another.
According to an embodiment of the present application, Passive RFTD tags 100 may also include direction instruction label 130.Direction instruction
Label 130 is mainly as the adjustment notch in the positioning datum and installation process in manufacturing process.
According to an embodiment of the present application, each of the first RFID chip 111 and the second RFID chip 121 may include identical
TID codings and different user data.But the application is without being limited thereto, but the first RFID chip 111 and the second RFID chip
Each of 121 may also comprise different TID codings and different user data.But when the first RFID chip 111 and
When each of two RFID chips 121 includes identical TID codings and different user data, its identifying system can be made to obtain greatly
It is big to simplify.
According to an embodiment of the present application, Passive RFTD tags 100 may include the Quick Response Code printed on the surface thereof 140
(referring to Fig. 5).Quick Response Code 140 can be generated by the TID code conversions of RFID chip.Because of the first RFID chip 111 and
Each of two RFID chips 121 includes identical TID codings, so Passive RFTD tags 100 have unique Quick Response Code.
According to further aspect of the application, a kind of Passive RFTD tags 100 are provided comprising there are two terminals for tool
There are two the second RFID chip 121 of terminal, the second gravity to turn for first RFID chip 111, the first gravity change-over switch 113, tool
Switch 123 and antenna are changed, wherein a terminal of the first RFID chip 111, antenna, the first gravity change-over switch 113 and
Another terminal series-shunt of one RFID chip 111 connects and forms the first circuit 110, wherein one of the second RFID chip 121
Terminal, antenna, the second gravity change-over switch 123 connect with another terminal series-shunt of the second RFID chip 121 and form second
Circuit 120, wherein when the orientation of passive RFID tags is in first position, the conducting of the first gravity change-over switch and the second weight
Power change-over switch ends；When the orientation of passive RFID tags is in the second position, the first gravity change-over switch cut-off and second
Gravity change-over switch is connected.The area of Passive RFTD tags 100 and previously described Passive RFTD tags 100 described herein
It is not, the first circuit 110 of Passive RFTD tags 100 described herein and the shared antenna of second servo loop 120, and this
First circuit 110 of the Passive RFTD tags 100 of preceding description and second servo loop 120 respectively include first antenna 112 and second
Antenna 122.In the case where the first circuit 110 and second servo loop 120 share an antenna, number of elements can be reduced, but phase
Increase the connected complexity of circuit with answering.Those skilled in the art can select according to actual needs.
Fig. 3 be according to the fuse switch device of the embodiment of the present application be in operation (closure) state schematic diagram, and
Fig. 4 is that the schematic diagram for falling (open circuit) state is according to the fuse switch device of the embodiment of the present application.
According to further aspect of the application, a kind of fuse switch device 200 is provided.Fuse switch device
200 include insulator foot 210, first support 220, second support 230 and fusion tube 240.
Insulator foot 210 can be used for being fixed on the supporting member of electric system.For example, insulator foot 210 can be insulation
Son.
First support 220 is fixedly connected with the upper end of insulator foot 210 and for electrically connecting to upstream circuitry.Namely
It says, first support 220 is fixedly connected with insulator foot 210, meanwhile, electrode section thereon can be electrically connected with upstream circuitry
It connects.
Second support 230 is fixedly connected with the lower end of insulator foot 210 and for electrically connecting to circuit downstream.Namely
It says, second support 230 is fixedly connected with insulator foot 210, meanwhile, electrode section thereon can be electrically connected with circuit downstream
It connects.
It the lower end of fusion tube 240 and 230 pivotable connection of second support and is electrically connected, and the upper end and first support 220
It can clutch connection and electrical connection.Fusion tube 240 further includes the RFID tag in its outer wall surface, and the RFID tag includes such as
The upper Passive RFTD tags 100.
According to an embodiment of the present application, the pivotable connection of the lower end of fusion tube 240 and second support 230 may include that hinge connects
It connects.But the application is without being limited thereto, but the lower end of fusion tube 240 can be any pivotable connection with second support 230, such as soft
Property connection and elastic connection etc..The upper end of fusion tube 240 and first support 220 can clutch connection and being electrically connected can be used it is traditional
The connection type of fuse switch.
According to an embodiment of the present application, when each of the first RFID chip 111 and the second RFID chip 121 include identical
TID coding and with different user data when, different user data can indicate the Passive RFTD tags on fusion tube 240
100 two orientation：Orientation and its cut-off orientation is connected in fuse switch device 200.
According to an embodiment of the present application, Passive RFTD tags 100 are pasted onto the lateral wall of fusion tube 240 by adhesive
On.As shown in Figures 3 and 4, Fig. 3 shows the position in operating status of fuse switch device 200, that is, passive
The first position of RFID tag 100；Fig. 4 shows that fuse switch device 200 is in the position for falling state, that is, nothing
The second position of source type RFID tag 100.It can be seen that Passive RFTD tags 100 have on first position relative to vertical direction
Certain angle, and it is on the second position on vertical direction, i.e., about second support from first position to the second position
230 have rotated certain angle.The second position of Passive RFTD tags 100 shown in Fig. 4 is not limited in the vertical direction, and
It is also can have certain angle relative to vertical direction, for example, setting certain limit to it on the scheduled second position
Component.
Furthermore " the falling " in the context of the application in described fuse switch device 200 is in the industry usual
Address, refers to meaning of the fusion tube 240 relative to the rotary movement of second support 230, rather than falls downwards under gravity
Meaning.
Fig. 5 is the block diagram according to the fuse switch device monitoring system of the embodiment of the present application.
As shown in figure 5, according to another aspect of the application, a kind of fuse monitoring system is provided.Fuse monitoring system
System includes high-tension fuse group 300, reader 400, controller 500 and monitoring backstage 600.
High-tension fuse group 300 includes A, B, C three-phase high-voltage fuse, and each of A, B, C three-phase high-voltage fuse can
Including fuse switch device 200 as described above.
Reader 400 is used to read from the Passive RFTD tags 100 on the fusion tube 240 of A, B, C three-phase high-voltage fuse
Data are written to it in data.
Controller 500 is used to control the reading or write-in of reader 400.
Monitoring backstage 600 is connect by wired or wireless network with controller 500, and passes through program control or artificial behaviour
Make the action of control controller 500.
According to an embodiment of the present application, controller 500 may include supply unit, and the supply unit can be from power grid
AC or DC power, can also be photovoltaic cell or rechargeable battery or dry cell.
As shown in Figures 3 and 4, according to an embodiment of the present application, reader 400 and controller 500 can form single component, and
Near A, B, C three-phase high-voltage fuse, distance between the two is within the scope of the read-write of reader 400.Fig. 3 and Fig. 4
Shown in fuse switch device 200, reader 400 and controller 500 be all fixed on an electric pole.But the application is not
It is limited to this, but as it is known by the man skilled in the art, fuse switch device 200, reader 400 and controller 500 may
It is fixed on any supporting member of electric system.
According to an embodiment of the present application, reader 400 is communicated by wireless radio channel with RFID tag, and according to one
Fixed time interval sends out the radiofrequency signal instructed containing Card Reader.
According to an embodiment of the present application, controller 500 receives and handles the data from reader 400, processed number
Include according to content：The conduction and cut-off quantity of state of A phase high-tension fuses, the conduction and cut-off quantity of state and C phases of B phase high-tension fuses
The conduction and cut-off quantity of state of high-tension fuse, and processed data are sent to monitoring backstage 600.
It can be realized such as according to the Passive RFTD tags of the embodiment of the present application, fuse switch device and its monitoring system
Lower advantageous effect.
Include that there is the first RFID chip, first antenna and the first weight according to the Passive RFTD tags of the embodiment of the present application
First circuit of power change-over switch and with the second RFID chip, second time of the second antenna and the second gravity change-over switch
Road.When the orientation of Passive RFTD tags is in first position, the first gravity change-over switch is connected and the conversion of the second gravity is opened
Close cut-off；When the orientation of Passive RFTD tags is in the second position, the cut-off of the first gravity change-over switch and the second gravity turn
Change switch conduction.That is, the first circuit of Passive RFTD tags and the conducting of second servo loop depend on its side with cut-off
Position variation.In change procedure of the Passive RFTD tags from first position to the second position, switch the first gravity using gravity
The on and off of change-over switch and the second gravity change-over switch, switches without power supply, to have passive property.
Just because of this, service life is no longer dependent on the service life of the power supply of such as battery.It is answered in such Passive RFTD tags
In the case of for fuse switch and its monitoring system, when fusion tube is in the close position, the first gravity change-over switch is led
Logical, the first RFID chip, first antenna and the first gravity change-over switch form the circuit being closed, and arrive by the way that reader is detectable
From the user data of the first RFID chip of first antenna, show fuse switch device among normal operation.At this point, the
Two gravity change-over switches end, and the second RFID chip, the second antenna and the second gravity change-over switch cannot be formed into a loop, reader
It can't detect the user data of the second RFID chip.On the contrary, when fusion tube is in falling position, the first gravity change-over switch is cut
Only, the first RFID chip, first antenna and the first gravity change-over switch cannot form the circuit of closure, and reader can't detect
The user data of one RFID chip.At this point, the second gravity change-over switch is connected, the second RFID chip, the second antenna and the second weight
Power change-over switch is formed into a loop, and the user data of the second RFID chip from the second antenna, table are can detect by reader
Bright fuse switch device, which is in, falls state.The fusion tube of fuse switch device is turned to using gravity from first position
The second position, meanwhile, the first gravity change-over switch is converted to cut-off using gravity as fusion tube is moved from conducting, and the second gravity
Change-over switch is converted to conducting using gravity as fusion tube is moved from cut-off.Therefore, molten according to the drop type of the embodiment of the present application
The signal of the fusing operation (fusion tube overturning) of disconnected device device and RFID tag thereon converts (the first circuit and second servo loop
Conducting and cut-off) gravity is utilized to realize passive operation.Because each of the first RFID chip and the second RFID chip have
There are unique TID codings and user data greatly to be carried so the result of detection fuse switch operating status is very accurate
Its high operational reliability.Because RFID tag is passive, service life is not influenced by battery class power source life,
Substantially increase its service life.RFID tag it is small, therefore can be easily fixed on the outer wall of fusion tube.
The exemplary embodiment that the above is only the application, not for limitation the application protection domain, the application's
Protection domain is determined by the attached claims.
Claims (16)
1. a kind of passive RFID tag, including：
First circuit, including there are two the first RF identification chip, first antenna and the first gravity change-over switch of terminal, institutes for tool
State a terminal, the first antenna, the first gravity change-over switch and first radio frequency of the first RF identification chip
Another terminal series-shunt of identification chip connects；And
Second servo loop, including there are two the second RF identification chip, the second antenna and the second gravity change-over switch of terminal, institutes for tool
State a terminal, second antenna, the second gravity change-over switch and second radio frequency of the second RF identification chip
Another terminal series-shunt of identification chip connects,
Wherein, when the passive radio-frequency identification labeled orientation is in first position, the first gravity change-over switch conducting
And the second gravity change-over switch cut-off；When the passive radio-frequency identification labeled orientation is in the second position, described
One gravity change-over switch ends and the second gravity change-over switch is connected.
2. passive RFID tag as described in claim 1, wherein the first gravity change-over switch and described second
Each of gravity change-over switch is passive Mono-pole switch.
3. passive RFID tag as claimed in claim 2, wherein the passive Mono-pole switch includes mercoid switch
Or ball switch.
4. passive RFID tag as described in claim 1, wherein the RFID tag further includes direction instruction
Label.
5. passive RFID tag as described in claim 1, wherein first RF identification chip and the second radio frequency
Each of identification chip includes identical tag identification number coding and different user data.
Further include the Quick Response Code printed on the surface thereof 6. passive RFID tag as claimed in claim 5, described two
Dimension code is generated by the tag identification number code conversion of the RF identification chip.
7. a kind of passive RFID tag, including there are two the first RF identification chip of terminal, the conversions of the first gravity for tool
There are two the second RF identification chip, the second gravity change-over switch and the antennas of terminal for switch, tool, wherein described first penetrates
One terminal of frequency identification chip, the antenna, the first gravity change-over switch and first RF identification chip it is another
One terminal series-shunt connects and forms the first circuit, wherein a terminal of second RF identification chip, the antenna, institute
The second gravity change-over switch is stated to connect with another terminal series-shunt of second RF identification chip and form second servo loop,
In, when the passive radio-frequency identification labeled orientation is in first position, the first gravity change-over switch conducting and described
Second gravity change-over switch ends；When the passive radio-frequency identification labeled orientation is in the second position, first gravity
Change-over switch ends and the second gravity change-over switch is connected.
8. a kind of fuse switch device, including：
Insulator foot, the supporting member for being fixed on electric system；
First support is fixedly connected with the upper end of the insulator foot and for electrically connecting to upstream circuitry；
Second support is fixedly connected with the lower end of the insulator foot and for electrically connecting to circuit downstream；And
Fusion tube, lower end and the second support pivotable connection and is electrically connected, the upper end and the first support can clutch connect
It connecing and is electrically connected, the fusion tube further includes the RFID tag in its outer wall surface,
The wherein described RFID tag includes passive RFID tag according to any one of claims 1 to 7.
9. fuse switch device as claimed in claim 8, wherein the lower end of the fusion tube and the second support can
It is pivotally connected including hinge connection.
10. fuse switch device as claimed in claim 8, wherein when first RF identification chip and described second
When each of RF identification chip includes identical tag identification number coding and different user data, the different user
Data indicate two orientation of the RFID tag on the fusion tube：Fuse switch device conducting orientation and
End orientation.
11. fuse switch device as claimed in claim 8, wherein the passive RFID tag passes through adhesive
It is pasted onto on the lateral wall of the fusion tube.
12. a kind of fuse monitors system, including：
High-tension fuse group, including A, B, C three-phase high-voltage fuse, each of A, B, C three-phase high-voltage fuse include
Such as claim 8 to 10 any one of them fuse switch device；
Reader, for reading data from the RFID tag on the fusion tube of A, B, C three-phase high-voltage fuse or to it
Data are written；
Controller, reading or write-in for controlling the reader；And
Monitoring backstage is connect by wired or wireless network with controller, and controls institute by program control or manual operation
State the action of controller.
13. fuse as claimed in claim 12 monitors system, wherein the controller includes supply unit.
14. fuse as claimed in claim 12 monitors system, wherein the reader and the controller form single group
Part, and near A, B, C three-phase high-voltage fuse, the read-write range of distance between the two in the reader
It is interior.
15. fuse as claimed in claim 12 monitors system, wherein the reader by wireless radio channel with it is described
RFID tag communicates, and the radiofrequency signal instructed containing Card Reader is sent out according to certain time interval.
16. fuse as claimed in claim 12 monitors system, wherein the controller receives and processing comes from the read-write
The data of device, processed data content include：The conduction and cut-off quantity of states of A phase high-tension fuses, B phase high-tension fuses
The conduction and cut-off quantity of state of conduction and cut-off quantity of state and C phase high-tension fuses, and processed data are sent to described
Monitoring backstage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810319919.5A CN108320014B (en) | 2018-04-11 | 2018-04-11 | Passive radio frequency identification tag, drop-out fuse device and monitoring system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810319919.5A CN108320014B (en) | 2018-04-11 | 2018-04-11 | Passive radio frequency identification tag, drop-out fuse device and monitoring system thereof |
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| CN108320014A true CN108320014A (en) | 2018-07-24 |
| CN108320014B CN108320014B (en) | 2024-01-05 |
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| CN108320014B (en) | 2024-01-05 |
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