CN112363018B - Power distribution network fault positioning system and method - Google Patents
Power distribution network fault positioning system and method Download PDFInfo
- Publication number
- CN112363018B CN112363018B CN202011214148.7A CN202011214148A CN112363018B CN 112363018 B CN112363018 B CN 112363018B CN 202011214148 A CN202011214148 A CN 202011214148A CN 112363018 B CN112363018 B CN 112363018B
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- distribution network
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- connecting plate
- power distribution
- base
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
The invention discloses a fault positioning system and a fault positioning method for a power distribution network, wherein a screw cap is in threaded connection with a threaded column, a first rotating groove is formed in a second connecting plate, a rotating shaft is arranged in the first rotating groove, a clamping groove is formed in the first connecting plate, each connecting piece is provided with a sealing piece, one end of each sealing piece is in rotary connection with the rotating shaft, the other end of each sealing piece is in clamping connection with the first connecting plate, a worker places the holding ring above a cable during installation, a base is placed below the cable, the threaded column penetrates through the through hole, the screw cap is screwed down, then the sealing piece is rotated, the sealing piece is covered outside the connecting piece, the sealing piece is clamped in the clamping groove of the first connecting plate, accordingly, the influence of external environment on the connecting piece is reduced, the connecting position is delayed, and the service life of the fault positioning system for the power distribution network is prolonged.
Description
Technical Field
The invention relates to the technical field of power failure system detection, in particular to a power distribution network failure positioning system and method.
Background
The normal transportation of electric energy is influenced once the distribution line breaks down, so that fault monitoring is carried out on the distribution line, fault positioning is an important means for improving the power supply reliability, the distribution network fault positioning system is required to be installed on the distribution overhead line, but the connecting part of the existing distribution network fault positioning system is usually exposed to the external environment and is easy to erode, and therefore the service life of the distribution network fault positioning system is shortened.
Disclosure of Invention
The invention aims to provide a power distribution network fault positioning system and a power distribution network fault positioning method, and aims to solve the technical problems that the connection parts of the existing power distribution network fault positioning system in the prior art are always exposed to the external environment and are easy to erode, so that the service life of the power distribution network fault positioning system is shortened.
In order to achieve the above purpose, the fault positioning system for the power distribution network comprises a base, two connecting pieces, a holding ring, two sealing pieces, an electric leakage detection sensor, a main controller, a storage battery and a warning lamp, wherein a positioning area is arranged in the base, the electric leakage detection sensor, the main controller and the storage battery are all detachably connected with the base and are positioned in the positioning area, the warning lamp is detachably connected with the base and is positioned below the base and is positioned on the outer surface of the base, the electric leakage detection sensor, the main controller and the warning lamp are all electrically connected with the storage battery, and a signal output end of the electric leakage detection sensor is connected with a signal input end of the main controller and a signal output end of the main controller is connected with the warning lamp.
Every connecting piece all includes first connecting plate, second connecting plate, screw thread post, limiting plate and nut, the both sides of base are provided with respectively first connecting plate, the both sides of embracing the ring are provided with respectively the second connecting plate, every first connecting plate and every on the second connecting plate all be provided with the through-hole, the screw thread post runs through the through-hole, the limiting plate with screw thread post fixed connection, and be located the below of screw thread post, the nut with screw thread post threaded connection, and be located the screw thread post is kept away from the one end of limiting plate, be provided with first rotation groove on the second connecting plate, there is the axis of rotation in the first rotation groove, be provided with the draw-in groove on the first connecting plate, every all be provided with one on the connecting piece the closure, the one end of closure with the axis of rotation is rotated and is connected, the other end of closure with first connecting plate block is connected, and is located the draw-in groove.
Wherein, every closure all includes rotation board, first rotation frame, riser, diaphragm and supports and hold the board, first rotation frame with the axis of rotation rotates to be connected, rotation board with rotation frame fixed connection, and be located rotation frame is kept away from the one end of axis of rotation, the riser with rotation board fixed connection, and be located the rotation board is kept away from the one end of rotation frame, the riser with rotation board mutually perpendicular, the diaphragm with riser swing joint, and be located the riser is kept away from the one end of rotation board, the diaphragm with riser mutually perpendicular, support and hold the board with diaphragm fixed connection, and be located the diaphragm is kept away from the one end of riser, support and hold the board with diaphragm mutually perpendicular, and with first connecting plate supports each other and hold.
Wherein, every the closure still includes two cardboards, the both sides of diaphragm all are provided with the second and rotate the groove, every all be provided with the connecting axle in the second rotates the groove, every cardboard respectively with one the connecting axle rotates to be connected, the cardboard is kept away from the one end of connecting axle is provided with the fixture block, the fixture block is located in the draw-in groove of first connecting plate, every still be provided with the pulling piece on the cardboard.
The inside of every the base still is provided with the balancing weight layer, the balancing weight layer is located the below of location district, the inside of balancing weight layer is provided with the balancing weight.
The base is further provided with a cover plate, the cover plate is arranged above the positioning area in a covering mode, the cover plate is provided with a through hole, and the detection end of the electric leakage detection sensor penetrates through the through hole.
The power distribution network fault positioning system further comprises a lamp shade, wherein the lamp shade is detachably connected with the base, is located below the base, and covers the outside of the warning lamp.
The invention also provides a positioning method adopting the power distribution network fault positioning system, which comprises the following steps:
placing the holding ring above the cable, placing the base below the cable, and screwing the nut after the threaded column penetrates through the through hole to finish the installation of the fault positioning system of the power distribution network;
then, the sealing piece is rotated, the sealing piece is covered outside the connecting piece, the pulling piece is pulled, the clamping block is clamped into the clamping groove, and protection of the connecting position of the power distribution network fault positioning system is completed;
the electric leakage detection sensor monitors the data of the cable in real time, and when the cable fails, the electric leakage detection sensor transmits a failure signal to the main controller;
the master controller controls the warning lamp to flash, and fault information is transmitted to staff through the warning lamp.
The beneficial effects of the invention are as follows: every connecting piece all includes first connecting plate, second connecting plate, screw thread post, limiting plate and nut, the both sides of base are provided with respectively first connecting plate, be provided with respectively on the first connecting plate the both sides of embracing the ring the second connecting plate, every first connecting plate and every all be provided with the through-hole on the second connecting plate, the screw thread post runs through the through-hole, the limiting plate with screw thread post fixed connection, and be located the below of screw thread post, the nut with screw thread post threaded connection, and be located the screw thread post is kept away from the one end of limiting plate, be provided with first rotary groove on the second connecting plate, there is the axis of rotation in the first rotary groove, be provided with the draw-in groove on the first connecting plate, every all be provided with one on the connecting piece the closure, the one end of closure with first connecting plate block connection, and be located in the draw-in groove, during installation staff will embracing the ring place the cable top, the second connecting plate is provided with first rotary groove, thereby the fault is accomplished to the wire distribution network, the system is placed down in the side of the cable, the connection is then put down to the side of the wire distribution network, the system is put down, the fault is then influenced by the screw thread system is put down.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a fault location system for a power distribution network according to the present invention.
Fig. 2 is a schematic view of the structure of the invention without the closure and cover plate installed.
Fig. 3 is a side view of the invention with the closure and cover plate uninstalled.
Fig. 4 is a sectional view of the internal structure of the line A-A of fig. 3 according to the present invention.
Fig. 5 is a schematic structural view of the closure of the present invention.
Fig. 6 is an enlarged view of a partial structure at a of fig. 5 according to the present invention.
Fig. 7 is a flow chart of the steps of a positioning method of the power distribution network fault positioning system of the present invention.
1-base, 2-connecting piece, 3-embracing ring, 4-closure piece, 5-electric leakage detection sensor, 6-master controller, 7-battery, 8-warning light, 9-location area, 10-first connecting plate, 11-second connecting plate, 12-screw thread post, 13-limiting plate, 14-nut, 15-first rotation groove, 16-rotation axis, 17-draw-in groove, 18-rotation plate, 19-first rotation frame, 20-riser, 21-diaphragm, 22-holding plate, 23-cardboard, 24-second rotation groove, 25-connecting shaft, 26-fixture block, 27-pulling piece, 28-weight layer, 29-balancing weight, 30-cover plate, 31-lamp shade, 32-solar panel, 33-solar battery, 34-solar controller, 35-support frame, 36-frame, 37-support column, 38-diagonal draw bar.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
In the description of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, in the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1 to 6, the present invention provides a fault location system for a power distribution network, which includes a base 1, two connecting pieces 2, a holding ring 3, two sealing pieces 4, a leakage detection sensor 5, a main controller 6, a storage battery 7 and a warning lamp 8, wherein a location area 9 is provided in the base 1, the leakage detection sensor 5, the main controller 6 and the storage battery 7 are detachably connected with the base 1 and are located in the location area 9, the warning lamp 8 is detachably connected with the base 1 and is located below the base 1 and is located at an outer surface of the base 1, the leakage detection sensor 5, the main controller 6 and the warning lamp 8 are all electrically connected with the storage battery 7, a signal output end of the leakage detection sensor 5 is connected with a signal input end of the main controller 6, and a signal output end of the main controller 6 is connected with a signal input end of the warning lamp 8.
Each connecting piece 2 comprises a first connecting plate 10, a second connecting plate 11, a threaded column 12, a limiting plate 13 and a nut 14, wherein the first connecting plate 10 is respectively arranged on two sides of the base 1, the second connecting plate 11 is respectively arranged on two sides of the holding ring 3, each first connecting plate 10 and each second connecting plate 11 are respectively provided with a through hole, the threaded column 12 penetrates through the through holes, the limiting plate 13 is fixedly connected with the threaded column 12 and is located below the threaded column 12, the nut 14 is in threaded connection with the threaded column 12 and is located at one end of the threaded column 12, which is far away from the limiting plate 13, a first rotating groove 15 is formed in the second connecting plate 11, a rotating shaft 16 is arranged in the first rotating groove 15, a clamping groove 17 is formed in the first connecting plate 10, each connecting piece 2 is respectively provided with a sealing piece 4, one end of the sealing piece 4 is rotationally connected with the rotating shaft 16, and the other end of the sealing piece 4 is in the clamping groove 17 and is located in the first connecting plate 10.
In this embodiment, the electric leakage detection sensor 5, the main controller 6 and the warning lamp 8 are all electrically connected with the storage battery 7, the signal output end of the electric leakage detection sensor 5 is connected with the signal input end of the main controller 6, the signal output end of the main controller 6 is connected with the signal input end of the warning lamp 8, the electric leakage detection sensor 5 monitors the data of the cable in real time, when the cable breaks down, the electric leakage detection sensor 5 transmits the fault signal to the main controller 6, the main controller 6 controls the warning lamp 8 to flash, fault information is transmitted to the staff through the warning lamp 8, two sides of the base 1 are respectively provided with the first connecting plates 10, two sides of the holding ring 3 are respectively provided with the second connecting plates 11, each of the first connecting plates 10 and each of the second connecting plates 11 is provided with a through hole, the threaded column 12 penetrates through the through hole, the limiting plate 13 is fixedly connected with the threaded column 12, the screw cap 14 is in threaded connection with the threaded column 12, the second connecting plate 11 is provided with a first rotating groove 15, a rotating shaft 16 is arranged in the first rotating groove 15, the first connecting plate 10 is provided with a clamping groove 17, each connecting piece 2 is provided with one sealing piece 4, one end of the sealing piece 4 is rotationally connected with the rotating shaft 16, the other end of the sealing piece 4 is clamped and connected with the first connecting plate 10 and is positioned in the clamping groove 17, when in installation, a worker places the holding ring 3 above a cable, the base 1 is placed below the cable, after the threaded column 12 penetrates through the through hole, the screw cap 14 is screwed down to complete the installation of the fault positioning system of the power distribution network, then the sealing piece 4 is rotated, the sealing piece 4 is covered outside the connecting piece 2, the sealing piece 4 is clamped in the clamping groove 17 of the first connecting plate 10, so that the influence of the external environment on the connecting piece 2 is reduced, the corrosion of the connecting part is delayed, and the service life of the power distribution network fault positioning system is prolonged
Further, each of the closing members 4 includes a rotating plate 18, a first rotating frame 19, a vertical plate 20, a horizontal plate 21 and a holding plate 22, the first rotating frame 19 is rotationally connected with the rotating shaft 16, the rotating plate 18 is fixedly connected with the rotating frame and is located at one end of the rotating frame away from the rotating shaft 16, the vertical plate 20 is fixedly connected with the rotating plate 18 and is located at one end of the rotating plate 18 away from the rotating frame, the vertical plate 20 is perpendicular to the rotating plate 18, the horizontal plate 21 is movably connected with the vertical plate 20 and is located at one end of the vertical plate 20 away from the rotating plate 18, the horizontal plate 21 is perpendicular to the vertical plate 20, the holding plate 22 is fixedly connected with the horizontal plate 21 and is located at one end of the horizontal plate 21 away from the vertical plate 20, and the holding plate 22 is perpendicular to the horizontal plate 21 and holds the first connecting plate 10.
In this embodiment, the first riser 20 with rotate board 18 fixed connection, diaphragm 21 with support and hold board 22 fixed connection, it is more firm to adopt integrated into one piece to make the structure, through rotating rotate the rotating frame with diaphragm 21 for closure member 4 cover is established the outside of connecting piece 2, thereby reduce external environment to connecting piece 2's influence, delay the erosion of connecting portion, thereby extension distribution network fault location system's life.
Further, each of the closing members 4 further includes two clamping plates 23, second rotating grooves 24 are formed in two sides of the transverse plate 21, a connecting shaft 25 is arranged in each second rotating groove 24, each clamping plate 23 is respectively connected with one connecting shaft 25 in a rotating mode, a clamping block 26 is arranged at one end, away from the connecting shaft 25, of each clamping plate 23, the clamping block 26 is located in the clamping groove 17 of the first connecting plate 10, and a pulling member 27 is further arranged on each clamping plate 23.
In this embodiment, each clamping plate 23 is rotatably connected to one of the connecting shafts 25, and the pulling member 27 is pulled to make the clamping block 26 clamped in the clamping groove 17 of the first connecting plate 10, so that the operation is simple.
Further, a weight layer 28 is further disposed inside each base 1, the weight layer 28 is located below the positioning area 9, and a balancing weight 29 is disposed inside the weight layer 28.
In this embodiment, the counterweight 29 is disposed in the counterweight layer 28, so that the center of gravity of the fault location system of the power distribution network is more stable, and the shaking degree when the fault location system is affected by wind power is reduced.
Further, a cover plate 30 is further provided on the base 1, the cover plate 30 is covered above the positioning area 9, a through hole is provided on the cover plate 30, and the detection end of the leakage detection sensor 5 penetrates through the through hole.
In this embodiment, the cover plate 30 is disposed above the positioning area 9, so as to protect various components in the positioning area 9 from external environmental factors, thereby prolonging the service life of the fault positioning system of the power distribution network.
Further, the fault location system for the power distribution network further comprises a lampshade 31, wherein the lampshade 31 is detachably connected with the base 1, is located below the base 1, and covers the outside of the warning lamp 8.
In this embodiment, the lamp cover 31 protects the warning lamp 8 from external environmental factors, thereby prolonging the service life of the warning lamp 8.
Further, the power distribution network fault positioning system further comprises a second energy source, the second energy source comprises a solar panel 32, a solar storage battery 33 and a solar controller 34, a support frame 35 is arranged on the holding ring 3, the solar panel 32 is detachably connected with the support frame 35 and is located above the support frame 35, the solar storage battery 33 and the solar controller 34 are arranged in the positioning area 9, the solar panel 32, the solar storage battery 33 and the solar controller 34 are electrically connected with the main controller 6, and the solar storage battery 33 is electrically connected with the warning lamp 8.
In this embodiment, the power distribution network fault location system is sleeved on a cable of a power distribution line, only the storage battery 7 is used as an electric power source, when the storage battery 7 is replaced, solar energy is used as a second energy source through the solar panel 32, electric energy is stored in the solar storage battery 33 through the solar controller 34, and when the solar energy is sufficient, the solar storage battery 33 is switched to be used as a power source of the warning lamp 8 through the main controller 6, so that the service life of the power distribution network fault location system is prolonged.
Further, the supporting frame 35 includes a frame 36, a supporting column 37 and two diagonal rods 38, the supporting column 37 is fixedly connected with the clasping ring 3 and located above the clasping ring 3, the frame 36 is fixedly connected with the supporting column 37 and located at one end of the supporting column 37 away from the clasping ring 3, and the diagonal rods 38 are respectively disposed at two sides of the supporting column 37.
In this embodiment, the supporting column 37 is fixedly connected with the frame 36, the diagonal draw bar 38 is fixedly connected with the supporting column 37, and the supporting column 37 can be manufactured by adopting an integral molding technology during production, so that the structure is firmer.
Referring to fig. 7, the present invention further provides a positioning method adopting the above-mentioned fault positioning system for a power distribution network, which includes the following steps:
s1: placing the holding ring 3 above a cable, placing the base 1 below the cable, and screwing the screw cap 14 after the threaded column 12 penetrates through the through hole to complete the installation of the fault positioning system of the power distribution network;
s2: rotating the sealing piece 4, covering the sealing piece 4 outside the connecting piece 2, pulling the pulling piece 27, clamping the clamping block 26 into the clamping groove 17, and finishing the protection of the connecting part of the power distribution network fault positioning system;
s3: the electric leakage detection sensor 5 monitors the data of the cable in real time, and when the cable fails, the electric leakage detection sensor 5 transmits a fault signal to the main controller 6;
s4: the master controller 6 controls the alarm lamp 8 to flash, and fault information is transmitted to staff through the alarm lamp 8.
The staff places the embracing ring 3 above the cable, place the below of cable, with after the screw thread post 12 runs through the through-hole, screw down the nut 14, accomplish the installation of distribution network fault location system, then rotate closure 4, with the closure 4 cover is established the outside of connecting piece 2, pulling piece 27 will fixture block 26 card is gone into in the draw-in groove 17, accomplish the protection to distribution network fault location system's junction, the data of cable is monitored in real time to electric leakage detection sensor 5, when the cable breaks down, electric leakage detection sensor 5 will fail signal transmission extremely master controller 6, master controller 6 control warning lamp 8 twinkle, through warning lamp 8 is to staff's transmission fault information for the staff is through the position of warning lamp 8 scintillation clearly trouble emergence point, thereby carries out subsequent maintenance.
The above disclosure is only a preferred embodiment of the present invention, and it should be understood that the scope of the invention is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present invention.
Claims (7)
1. A power distribution network fault positioning system is characterized in that,
the electric leakage detection device comprises a base, two connecting pieces, a holding ring, two sealing pieces, an electric leakage detection sensor, a main controller, a storage battery and a warning lamp, wherein a positioning area is arranged in the base, the electric leakage detection sensor, the main controller and the storage battery are detachably connected with the base and are positioned in the positioning area, the warning lamp is detachably connected with the base and is positioned below the base and is positioned on the outer surface of the base, the electric leakage detection sensor, the main controller and the warning lamp are electrically connected with the storage battery, the signal output end of the electric leakage detection sensor is connected with the signal input end of the main controller, and the signal output end of the main controller is connected with the signal input end of the warning lamp;
every connecting piece all includes first connecting plate, second connecting plate, screw thread post, limiting plate and nut, the both sides of base are provided with respectively first connecting plate, the both sides of embracing the ring are provided with respectively the second connecting plate, every first connecting plate and every on the second connecting plate all be provided with the through-hole, the screw thread post runs through the through-hole, the limiting plate with screw thread post fixed connection, and be located the below of screw thread post, the nut with screw thread post threaded connection, and be located the screw thread post is kept away from the one end of limiting plate, be provided with first rotation groove on the second connecting plate, there is the axis of rotation in the first rotation groove, be provided with the draw-in groove on the first connecting plate, every all be provided with one on the connecting piece the closure, the one end of closure with the axis of rotation is rotated and is connected, the other end of closure with first connecting plate block is connected, and is located the draw-in groove.
2. The power distribution network fault location system of claim 1, wherein,
every the closure all includes rotor plate, first rotor frame, riser, diaphragm and supports and hold the board, first rotor frame with the axis of rotation rotates to be connected, the rotor plate with rotor frame fixed connection, and be located the rotor frame is kept away from the one end of axis of rotation, the riser with rotor plate fixed connection, and be located the rotor plate is kept away from the one end of rotor frame, the riser with rotor plate mutually perpendicular, the diaphragm with riser swing joint, and be located the riser is kept away from the one end of rotor plate, the diaphragm with riser mutually perpendicular, support and hold the board with diaphragm fixed connection, and be located the diaphragm is kept away from the one end of riser, support and hold the board mutually perpendicular, and with first connecting plate supports each other.
3. The power distribution network fault location system of claim 2, wherein,
every the closure still includes two cardboards, the both sides of diaphragm all are provided with the second and rotate the groove, every all be provided with the connecting axle in the second rotates the groove, every cardboard respectively with one the connecting axle rotates to be connected, the cardboard is kept away from the one end of connecting axle is provided with the fixture block, the fixture block is located in the draw-in groove of first connecting plate, every still be provided with the pulling piece on the cardboard.
4. The power distribution network fault location system of claim 3, wherein,
the inside of every the base still is provided with the balancing weight layer, the balancing weight layer is located the below of location district, the inside of balancing weight layer is provided with the balancing weight.
5. The power distribution network fault location system of claim 4, wherein,
the base is also provided with a cover plate, the cover plate is covered above the positioning area, the cover plate is provided with a through hole, and the detection end of the electric leakage detection sensor penetrates through the through hole.
6. The power distribution network fault location system of claim 5, wherein,
the power distribution network fault positioning system further comprises a lamp shade, wherein the lamp shade is detachably connected with the base, is positioned below the base, and covers the outside of the warning lamp.
7. A fault locating method using the fault locating system of claim 6, characterized by the steps of:
placing the holding ring above the cable, placing the base below the cable, and screwing the nut after the threaded column penetrates through the through hole to finish the installation of the fault positioning system of the power distribution network;
then, the sealing piece is rotated, the sealing piece is covered outside the connecting piece, the pulling piece is pulled, the clamping block is clamped into the clamping groove, and protection of the connecting position of the power distribution network fault positioning system is completed;
the electric leakage detection sensor monitors the data of the cable in real time, and when the cable fails, the electric leakage detection sensor transmits a failure signal to the main controller;
the master controller controls the warning lamp to flash, and fault information is transmitted to staff through the warning lamp.
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|---|---|---|---|
| CN202011214148.7A CN112363018B (en) | 2020-11-04 | 2020-11-04 | Power distribution network fault positioning system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011214148.7A CN112363018B (en) | 2020-11-04 | 2020-11-04 | Power distribution network fault positioning system and method |
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| CN112363018A CN112363018A (en) | 2021-02-12 |
| CN112363018B true CN112363018B (en) | 2023-08-15 |
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| CN113064101B (en) * | 2021-03-25 | 2023-09-01 | 北京盛世华能国际贸易有限公司 | Electrical pipeline intelligent detection electric leakage positioning box |
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| CN207380177U (en) * | 2017-11-17 | 2018-05-18 | 王国杰 | Transmission and distribution network fault location system |
| CN209821334U (en) * | 2018-12-17 | 2019-12-20 | 国网天津市电力公司 | Comprehensive fault positioning device for power distribution network line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8346207B2 (en) * | 2011-05-25 | 2013-01-01 | Ian Alexander Stewart | Fault location and control system for distribution lines |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN207380177U (en) * | 2017-11-17 | 2018-05-18 | 王国杰 | Transmission and distribution network fault location system |
| CN209821334U (en) * | 2018-12-17 | 2019-12-20 | 国网天津市电力公司 | Comprehensive fault positioning device for power distribution network line |
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| Title |
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| 农村10kV配电网故障定位技术;赵伟祺;;电源技术应用(01);全文 * |
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