CN203405500U - Comprehensive monitoring device for overhead lines - Google Patents
Comprehensive monitoring device for overhead lines Download PDFInfo
- Publication number
- CN203405500U CN203405500U CN201320379911.0U CN201320379911U CN203405500U CN 203405500 U CN203405500 U CN 203405500U CN 201320379911 U CN201320379911 U CN 201320379911U CN 203405500 U CN203405500 U CN 203405500U
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- electrically connected
- current sensor
- light source
- transmission line
- led light
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Abstract
The utility model discloses a comprehensive monitoring device for overhead lines, which uses high voltage power taking, and integrates the functions such as live line displaying, short circuit indicating, load current detecting and bird repelling by ultrasonic wave. The comprehensive monitoring device comprises an MCU micro controller connected with a B-phase power line, a load current sensor which is electromagnetically induced with the B-phase power line, and a short circuit current sensor I is electromagnetically induced with an A-phase power line, a short circuit current sensor II is electromagnetically induced with a B-phase power line, and the load current sensor is electrically connected with the MCU micro controller; the short circuit current sensor I is electrically connected with an LED light source I, the short circuit current sensor II is electrically connected with an LED light source II, and the LED light source I and the LED light source II are optically coupled with the MCU micro controller. The comprehensive monitoring device also comprises a high voltage capacitor I electrically connected with the A-phase power line, a high voltage capacitor II electrically connected with the C-phase power line and a DC power supply circuit electrically connected with the high voltage capacitor I and the high voltage capacitor II and also electrically connected with the MCU micro controller.
Description
Technical field
The utility model relates to a kind of overhead transmission line integrated supervision device that is applied to field of power.
Background technology
10kV circuit is the important component part of electric system, and it is undertaking the vital task of carrying and distributing electric energy; As everyone knows, 10kV circuit is directly connected with huge numbers of families by transformer, so, to the monitoring of 10kV circuit operation conditions and be very important to the maintenance of 10kV circuit and maintenance.Due to 10kV circuit, there is features such as " line are many, point is many, wide ", and many branch switches are installed on circuit, so, the aspects such as the tour of 10kV circuit, maintenance and maintenance are comparatively being bothered but also there is certain danger.
In the prior art, be applied in the function of the power monitoring utility appliance on overhead transmission line very deficient and all adopt the form power supply of internal electric source or external power supply, the impact that this kind of power supply form is not only subject to external environment makes its working power unstable, and comparatively inconvenience of maintenance work; In addition, power monitoring utility appliance of the prior art also has the defect on following functions: 1, existing equipment does not possess the charged Presentation Function of circuit.Possess this function and can help distribution operation maintenance personnel to judge as early as possible whether branch has had a power failure or whether branch switch trips, and then can effectively prevent live ground wiring and error shock accident.2, existing equipment does not possess load current measuring ability.Possessing this function can demonstrate each branched line load current at any one time by hand-held PDA, further reduces the potential safety hazard of circuit; But also the personnel's that can effectively supervise work walking operation.3, existing equipment does not possess the bird of driving function, and birds are nested on elevated line, and mouth is held branch or iron wire in the month and probably caused the circuit phenomenon that is short-circuited, and larger birds fly or fight and also probably cause phase fault between wire.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of charged demonstration of the direct power supply technique of high pressure assembly line road, short trouble indication and load current measuring ability of effectively utilizing in the overhead transmission line integrated supervision device of one.
The technical scheme that the utility model adopts is: the utility model comprise the MCU microcontroller that is connected with B phase line of electric force equipotential, with the load current sensor of B phase line of electric force electromagnetic induction and respectively with short-circuit current sensor I and the short-circuit current sensor II of A phase line of electric force and C phase line of electric force electromagnetic induction, described load current sensor is electrically connected to described MCU microcontroller; Described short-circuit current sensor I and described short-circuit current sensor II are electrically connected with respectively LED light source I and LED light source II, described LED light source I and described LED light source II and the optically-coupled of described MCU microcontroller, described overhead transmission line integrated supervision device also comprises the high-voltage capacitor I being electrically connected to A phase line of electric force, the high-voltage capacitor II being electrically connected to C phase line of electric force and the DC power-supply circuit being electrically connected to described high-voltage capacitor I and described high-voltage capacitor II respectively, and described DC power-supply circuit is electrically connected to described MCU microcontroller.
Between described short-circuit current sensor I and described LED light source I, be electrically connected with toggle switch I, between described short-circuit current sensor II and described LED light source II, be electrically connected with toggle switch II.
Described overhead transmission line integrated supervision device also comprises the ultrasound wave output unit being electrically connected to described MCU microcontroller.
Described overhead transmission line integrated supervision device also comprises the radiocommunication module being electrically connected to described MCU microcontroller.
Described overhead transmission line integrated supervision device also comprise be electrically connected to described MCU microcontroller have electrical indicator, display device for short circuit and an experimental power supply interface.
The beneficial effects of the utility model are: due to the utility model comprise the MCU microcontroller that is connected with B phase line of electric force equipotential, with the load current sensor of B phase line of electric force electromagnetic induction and respectively with short-circuit current sensor I and the short-circuit current sensor II of A phase line of electric force and C phase line of electric force electromagnetic induction, described load current sensor is electrically connected to described MCU microcontroller, described short-circuit current sensor I and described short-circuit current sensor II are electrically connected with respectively LED light source I and LED light source II, described LED light source I and described LED light source II and the optically-coupled of described MCU microcontroller, described overhead transmission line integrated supervision device also comprises the high-voltage capacitor I being electrically connected to A phase line of electric force, the high-voltage capacitor II being electrically connected to C phase line of electric force and the DC power-supply circuit being electrically connected to described high-voltage capacitor I and described high-voltage capacitor II respectively, described DC power-supply circuit is electrically connected to described MCU microcontroller, therefore the utlity model has the advantage of following aspect: 1, because the utility model adopts high pressure power taking technology, it is equipment power supply, so equipment is not subject to the big or small impact of Changes in weather and load current, and then make working power more reliable and more stable and non-maintaining, 2, because the utility model adopts high pressure equipotential connection connection technology, therefore the utlity model has good theftproof performance, 3, because the charged demonstration in the utility model line concentration road, line short fault indication and load current measuring ability are in one, so the utility model not only can judge line conditions, reduce the potential safety hazard of circuit, but also can when guaranteeing maintainer's safety, further simplify maintainer's job step, the labour intensity that reduces maintainer, raising whole work efficiency and business efficiency, 4, the utility model adopts optical coupling technology, can guarantee that line of electric force phase insulation can well transmit signal again.
Further, owing to being electrically connected with toggle switch I between described short-circuit current sensor I and described LED light source I, between described short-circuit current sensor II and described LED light source II, be electrically connected with toggle switch II, so the utility model can be set short-circuit current setting value flexibly by described toggle switch I and described toggle switch II, and then the utility model can be applied on the main road and each branch circuit of different rated current.
Further, because described overhead transmission line integrated supervision device also comprises the ultrasound wave output unit being electrically connected to described MCU microcontroller, the technical matters that causes line short so the utility model has effectively solved that birds are nested on elevated line, and this kind of physics drives bird mode and does not destroy the ecologic equilibrium and do not disturb residents.
Further, because described overhead transmission line integrated supervision device also comprises the radiocommunication module being electrically connected to described MCU microcontroller, so the utility model can detect place on line of living in load current at that time at any time by hand-held PDA, further reduces line security hidden danger.
Further, due to described overhead transmission line integrated supervision device also comprise be electrically connected to described MCU microcontroller have electrical indicator, display device for short circuit and an experimental power supply interface, so line attendant can be by having electric pilot lamp or the short trouble pilot lamp very first time to grasp line conditions, so can be quick, safe circuit is done to further processing.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Embodiment
As shown in Figure 1, the utility model is for the comprehensively monitoring to A, B, C three-phase overhead transmission line situation, it comprise the MCU microcontroller 1 that is connected with B phase line of electric force equipotential, with the load current sensor 2 of B phase line of electric force electromagnetic induction and respectively with short-circuit current sensor I 3 and the short-circuit current sensor II 4 of A phase line of electric force and C phase line of electric force electromagnetic induction, described load current sensor 2 is electrically connected to described MCU microcontroller 1; Described short-circuit current sensor I 3 and described short-circuit current sensor II 4 are electrically connected with respectively LED light source I 31 and LED light source II 41, between described short-circuit current sensor I 3 and described LED light source I 31, be electrically connected with toggle switch I 8, between described short-circuit current sensor II 4 and described LED light source II 41, be electrically connected with toggle switch II 9, described toggle switch I 8 and described toggle switch II 9 can be set short-circuit current setting value flexibly, and then this equipment can be applied on the main road and each branch circuit of different rated current; Described LED light source I 31 and described LED light source II 41 are respectively by logical light optical fiber and described MCU microcontroller 1 optically-coupled, and this measure can guarantee that line of electric force phase insulation can well transmit signal again; Described overhead transmission line integrated supervision device also comprises the high-voltage capacitor I 5 being electrically connected to A phase line of electric force, the high-voltage capacitor II 6 being electrically connected to C phase line of electric force and the DC power-supply circuit 7 being electrically connected to described high-voltage capacitor I 5 and described high-voltage capacitor II 6 respectively, and described DC power-supply circuit 7 is electrically connected to described MCU microcontroller 1.Described overhead transmission line integrated supervision device also comprises the ultrasound wave output unit 10, the radiocommunication module 11 that are electrically connected to described MCU microcontroller 1, has electrical indicator 12, display device for short circuit 13 and experimental power supply interface 14.
The utility model can be applicable to power overhead network field.
Claims (5)
1. an overhead transmission line integrated supervision device, for the comprehensively monitoring to A, B, C three-phase overhead transmission line situation, it is characterized in that: described overhead transmission line integrated supervision device comprise the MCU microcontroller (1) that is connected with B phase line of electric force equipotential, with the load current sensor (2) of B phase line of electric force electromagnetic induction and respectively with short-circuit current sensor I (3) and the short-circuit current sensor II (4) of A phase line of electric force and C phase line of electric force electromagnetic induction, described load current sensor (2) is electrically connected to described MCU microcontroller (1), described short-circuit current sensor I (3) and described short-circuit current sensor II (4) are electrically connected with respectively LED light source I (31) and LED light source II (41), described LED light source I (31) and described LED light source II (41) respectively with described MCU microcontroller (1) optically-coupled, described overhead transmission line integrated supervision device also comprises the high-voltage capacitor I (5) being electrically connected to A phase line of electric force, the high-voltage capacitor II (6) being electrically connected to C phase line of electric force and the DC power-supply circuit (7) being electrically connected to described high-voltage capacitor I (5) and described high-voltage capacitor II (6) respectively, described DC power-supply circuit (7) is electrically connected to described MCU microcontroller (1).
2. overhead transmission line integrated supervision device according to claim 1, it is characterized in that: between described short-circuit current sensor I (3) and described LED light source I (31), be electrically connected with toggle switch I (8), between described short-circuit current sensor II (4) and described LED light source II (41), be electrically connected with toggle switch II (9).
3. overhead transmission line integrated supervision device according to claim 1 and 2, is characterized in that: described overhead transmission line integrated supervision device also comprises the ultrasound wave output unit (10) being electrically connected to described MCU microcontroller (1).
4. overhead transmission line integrated supervision device according to claim 3, is characterized in that: described overhead transmission line integrated supervision device also comprises the radiocommunication module (11) being electrically connected to described MCU microcontroller (1).
5. overhead transmission line integrated supervision device according to claim 4, is characterized in that: described overhead transmission line integrated supervision device also comprise be electrically connected to described MCU microcontroller (1) have electrical indicator (12), display device for short circuit (13) and an experimental power supply interface (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320379911.0U CN203405500U (en) | 2013-06-28 | 2013-06-28 | Comprehensive monitoring device for overhead lines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320379911.0U CN203405500U (en) | 2013-06-28 | 2013-06-28 | Comprehensive monitoring device for overhead lines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405500U true CN203405500U (en) | 2014-01-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320379911.0U Expired - Fee Related CN203405500U (en) | 2013-06-28 | 2013-06-28 | Comprehensive monitoring device for overhead lines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323650A (en) * | 2013-06-28 | 2013-09-25 | 珠海博威电气有限公司 | Overhead line comprehensive monitoring device |
-
2013
- 2013-06-28 CN CN201320379911.0U patent/CN203405500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323650A (en) * | 2013-06-28 | 2013-09-25 | 珠海博威电气有限公司 | Overhead line comprehensive monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20140628 |
|
| EXPY | Termination of patent right or utility model |