CN106768412A - The passive type cable temperature monitoring device of long-distance transmissions - Google Patents
The passive type cable temperature monitoring device of long-distance transmissions Download PDFInfo
- Publication number
- CN106768412A CN106768412A CN201611267651.2A CN201611267651A CN106768412A CN 106768412 A CN106768412 A CN 106768412A CN 201611267651 A CN201611267651 A CN 201611267651A CN 106768412 A CN106768412 A CN 106768412A
- Authority
- CN
- China
- Prior art keywords
- cable
- magnetic flux
- annulus
- temperature
- monitoring device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention provides the passive type cable temperature monitoring device of long-distance transmissions, it is included in cable and is provided with the magnetic flux annulus wound along cable axis direction, device for detecting temperature is pasted with cable surface, magnetic flux annulus is provided with wire, and magnetic flux annulus is connected by wire with device for detecting temperature.After cable is powered, based on electromagnetic induction principle so that the magnetic flux in magnetic flux annulus changes, and then produce electric current in magnetic flux annulus, the electric current of generation can power for device for detecting temperature, enable that device for detecting temperature obtains cable surface temperature, relative to the scheme for needing timing replacing using button cell in the prior art, substantial amounts of manpower and materials can be saved, reduce maintenance cost.
Description
Technical field
The invention belongs to field of electrical equipment, more particularly to the passive type cable temperature monitoring device of long-distance transmissions.
Background technology
Button cell being used current cable temperature monitoring device signal acquisition point, temperature data transmission relies on holding wire and passes more
It is defeated.Once using button cell dead battery, will cause can not correct thermometric, and installing battery is needed cover plate whole again
Open, quantities is very big, it is necessary to put into a large amount of manpower and materials；Equally faced with data line transfer signal and renovate plate again, laid
The engineerings such as data wire.
The content of the invention
In order to solve shortcoming and defect present in prior art, the invention provides based on electromagnetic induction principle, realize
The passive type cable temperature monitoring device of long-distance transmissions.
In order to reach above-mentioned technical purpose, the invention provides the passive type cable temperature monitoring device of long-distance transmissions,
The cable temperature monitoring device, including：
The magnetic flux annulus wound along cable axis direction is provided with cable, temperature monitoring dress is pasted with cable surface
Put, magnetic flux annulus is provided with wire, magnetic flux annulus is connected by wire with device for detecting temperature, in the output of device for detecting temperature
End is connected with gain antenna；
Wherein, device for detecting temperature is fastened in cable surface by band.
Optionally, in the device for detecting temperature, including：
The temperature sensor of cable surface is close to, signal processor is connected with the output end of temperature sensor, in letter
The output end of number processor is connected with signal amplifier.
Optionally, it is provided with copper temperature contact on the temperature sensor surface.
Optionally, it is provided with the clasp for magnetic flux annulus to be fixed on cable surface at the two ends of magnetic flux annulus.
Optionally, enamel-covered wire is provided with magnetic flux annulus, enamel-covered wire is provided with input and output end in magnetic flux ring textures,
The input and output end of enamel-covered wire are connected with device for detecting temperature.
Optionally, it is provided with the matte surface for band winding on the surface of cable.
The beneficial effect brought of technical scheme that the present invention is provided is：
After cable is powered, based on electromagnetic induction principle so that the magnetic flux in magnetic flux annulus changes, Jin Er
Electric current, the electric current of generation are produced in magnetic flux annulus can be powered for device for detecting temperature so that device for detecting temperature can be obtained
Cable surface temperature, relative to the scheme for needing timing replacing using button cell in the prior art, can save substantial amounts of people
Power material resources, reduce maintenance cost.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, embodiment will be described below needed for the accompanying drawing to be used
It is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, general for this area
For logical technical staff, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the passive type cable temperature monitoring device of the long-distance transmissions that the present invention is provided；
Fig. 2 is the structural representation of the device for detecting temperature that the present invention is provided；
Fig. 3 is the structural representation of the clasp that the present invention is provided.
Specific embodiment
To make structure of the invention and advantage clearer, structure of the invention is made further below in conjunction with accompanying drawing
Description.
Embodiment one
The invention provides the passive type cable temperature monitoring device of long-distance transmissions, the cable temperature monitoring device,
Including：
The magnetic flux annulus wound along cable axis direction is provided with cable, temperature monitoring dress is pasted with cable surface
Put, magnetic flux annulus is provided with wire, magnetic flux annulus is connected by wire with device for detecting temperature, in the output of device for detecting temperature
End is connected with gain antenna；
Wherein, device for detecting temperature is fastened in cable surface by band.
In force, as shown in figure 1, the cable temperature monitoring device is wrapped in the magnetic flux annulus 2 on cable 1, in cable 1
Surface docile have device for detecting temperature 3, wire 4 is provided with magnetic flux annulus 2, wire 4 is connected with device for detecting temperature 3.
Enamel-covered wire is provided with magnetic flux annulus 2, enamel-covered wire is provided with input and output end, enamel-cover on the surface of magnetic flux annulus 2
The input and output end of line 1 are connected by wire 4 with device for detecting temperature 3.
So, after being powered in cable 1, the electric current in cable 1 can produce the magnetic field of change, and then cause magnetic flux annulus 2
Interior magnetic flux is changed, and then the generation electric current in magnetic flux annulus 2, and the electric current of generation can be supplied for device for detecting temperature
Electricity, so as to ensure the normal operation to cable temperature monitoring function.During in order to ensure that temperature monitoring module 3 can be long on cable
Between operation, it is possible to use band is wrapped in cable surface, prevents device for detecting temperature 3 from being come off from cable.
It is frequently used to remote districts in view of the cable temperature monitoring device, it is therefore desirable to strengthen cable temperature prison
Survey the signal emissivities of device.So the output end in device for detecting temperature 3 is additionally provided with gain antenna 5.
Optionally, as shown in Fig. 2 in the device for detecting temperature 3, including：
The temperature sensor 31 of cable surface is close to, signal processor 32 is connected with the output end of temperature sensor,
Signal transmitting antenna 33 is connected with the output end of signal processor.The surface of cable 1 that so temperature sensor 31 will be collected
Temperature value is converted to numerical signal, through signal processor 32 be filtered and analog-to-digital conversion after, via signal transmitting antenna 33
Launched, you can to make remote device obtain the surface temperature value of the cable 1.Due to hereinbefore having been provided with gain day
Line 5, constitutes double transmitting antennas together with signal transmitting antenna 33 herein, can effectively strengthen the letter of the cable temperature monitoring device
Number emissivities.
In order to improve the levels of precision to cable temperature monitoring, it is provided with copper temperature on the surface of the temperature sensor 31 and touches
Head.
May be slided on the surface of cable 1 in view of magnetic flux annulus 2 simultaneously, be also provided with the two ends of magnetic flux annulus 2
Clasp 11 for magnetic flux annulus 2 to be fixed on cable surface as shown in Figure 3.
In addition, the matte surface for band winding is provided with the surface of cable 1, so that further increase magnetic flux annulus 2
Relative to the frictional force of cable 1, prevent magnetic flux annulus 2 from sliding.
The invention provides the passive type cable temperature monitoring device of long-distance transmissions, it is included in cable and is provided with along cable
The magnetic flux annulus of axis direction winding, device for detecting temperature is pasted with cable surface, and magnetic flux annulus is provided with wire, magnetic flux circle
Ring is connected by wire with device for detecting temperature.After cable is powered, based on electromagnetic induction principle so that in magnetic flux annulus
Magnetic flux changes, and then produces the electric current of electric current, generation can be powered for device for detecting temperature in magnetic flux annulus so that
Device for detecting temperature can obtain cable surface temperature, relative to the side for needing timing replacing using button cell in the prior art
Case, can save substantial amounts of manpower and materials, reduce maintenance cost.
Each sequence number in above-described embodiment is for illustration only, and the elder generation during the assembling or use of each part is not represented
Afterwards sequentially.
Embodiments of the invention are the foregoing is only, is not intended to limit the invention, it is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (6)
1. the passive type cable temperature monitoring device of long-distance transmissions, it is characterised in that the cable temperature monitoring device, bag
Include：
The magnetic flux annulus wound along cable axis direction is provided with cable, device for detecting temperature, magnetic are pasted with cable surface
Logical annulus is provided with wire, and magnetic flux annulus is connected by wire with device for detecting temperature, connects in the output end of device for detecting temperature
It is connected to gain antenna；
Wherein, device for detecting temperature is fastened in cable surface by band.
2. the passive type cable temperature monitoring device of long-distance transmissions according to claim 1, it is characterised in that described
In device for detecting temperature, including：
The temperature sensor of cable surface is close to, signal processor is connected with the output end of temperature sensor, at signal
The output end for managing device is connected with signal amplifier.
3. the passive type cable temperature monitoring device of long-distance transmissions according to claim 2, it is characterised in that described
Temperature sensor surface is provided with copper temperature contact.
4. the passive type cable temperature monitoring device of long-distance transmissions according to claim 1, it is characterised in that in magnetic flux
The two ends of annulus are provided with the clasp for magnetic flux annulus to be fixed on cable surface.
5. the passive type cable temperature monitoring device of long-distance transmissions according to claim 1, it is characterised in that in magnetic flux
Enamel-covered wire is provided with annulus, enamel-covered wire is provided with input and output end, the input of enamel-covered wire and output in magnetic flux ring textures
End is connected with device for detecting temperature.
6. the passive type cable temperature monitoring device of long-distance transmissions according to claim 1, it is characterised in that its feature
It is to be provided with the matte surface for band winding on the surface of cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267651.2A CN106768412A (en) | 2016-12-31 | 2016-12-31 | The passive type cable temperature monitoring device of long-distance transmissions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611267651.2A CN106768412A (en) | 2016-12-31 | 2016-12-31 | The passive type cable temperature monitoring device of long-distance transmissions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106768412A true CN106768412A (en) | 2017-05-31 |
Family
ID=58951577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611267651.2A Pending CN106768412A (en) | 2016-12-31 | 2016-12-31 | The passive type cable temperature monitoring device of long-distance transmissions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106768412A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201364205Y (en) * | 2009-01-08 | 2009-12-16 | 保定市天河电子技术有限公司 | Easy-installing temperature sensor of wire connecting terminal |
| CN202309243U (en) * | 2011-10-27 | 2012-07-04 | 江苏省电力公司连云港供电公司 | Power supply device for induction power taking from high-voltage side |
| CN202734975U (en) * | 2012-07-30 | 2013-02-13 | 天津市电力公司 | Overtemperature alarm apparatus for cable connector inside switch cabinet |
| CN203132708U (en) * | 2013-03-25 | 2013-08-14 | 国家电网公司 | Wireless temperature measurement sensor used for on-line detection of cable termination |
| CN203519180U (en) * | 2013-09-04 | 2014-04-02 | Abb技术有限公司 | Wireless temperature on-line monitoring device for cable overlapping terminal |
| CN104807549A (en) * | 2015-03-30 | 2015-07-29 | 国家电网公司 | 10 kV ring main unit intelligent wireless temperature measurement monitoring device |
-
2016
- 2016-12-31 CN CN201611267651.2A patent/CN106768412A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201364205Y (en) * | 2009-01-08 | 2009-12-16 | 保定市天河电子技术有限公司 | Easy-installing temperature sensor of wire connecting terminal |
| CN202309243U (en) * | 2011-10-27 | 2012-07-04 | 江苏省电力公司连云港供电公司 | Power supply device for induction power taking from high-voltage side |
| CN202734975U (en) * | 2012-07-30 | 2013-02-13 | 天津市电力公司 | Overtemperature alarm apparatus for cable connector inside switch cabinet |
| CN203132708U (en) * | 2013-03-25 | 2013-08-14 | 国家电网公司 | Wireless temperature measurement sensor used for on-line detection of cable termination |
| CN203519180U (en) * | 2013-09-04 | 2014-04-02 | Abb技术有限公司 | Wireless temperature on-line monitoring device for cable overlapping terminal |
| CN104807549A (en) * | 2015-03-30 | 2015-07-29 | 国家电网公司 | 10 kV ring main unit intelligent wireless temperature measurement monitoring device |
Non-Patent Citations (2)
| Title |
|---|
| 陈洪波，李旻，冯运主编: "《基于光传感的输变电设备状态监测技术》", 31 January 2014, 西安：西安交通大学出版社 * |
| 顾卫杰 等: "《无线传感器网络技术应用》", 30 April 2014, 北京：北京理工大学出版社 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |