Power line carrier on-line fault detection device

Abstract

The invention relates to the technical field of power line carrier detection, in particular to a power line carrier online fault detection device. The power line carrier on-line fault detection device comprises a power line carrier detection device body, the lower end of the power line carrier detection device body is provided with a first mounting base through a mounting assembly, and the rear end of the first mounting base is provided with two sets of second mounting bases through a distance adjusting assembly. The two second mounting bases are located on the left side and the right side of the power line carrier detection device body respectively, and fixing assemblies and wiring assemblies are mounted on the second mounting bases. The beneficial effects of the invention are that a plurality of groups of power line carrier detection devices are arranged, and whether a power line between two adjacent groups of power line carrier detection devices has a fault is judged by comparing power oscilloscopes of the two adjacent groups of power line carrier detection devices, so that the fault position can be quickly judged and found out for maintenance and troubleshooting.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power carrier detection, in particular to a power carrier online fault detection device. BACKGROUND

[0002] Power line communication, namely PLC, is the abbreviation of Power line Communication. Power carrier is a unique communication mode of power system, and power carrier communication refers to the technology of transmitting analog or digital signals at high speed through the existing power line by carrier mode. The biggest feature is that it does not need to re-lay network, and data transmission can be realized as long as there is a power line; Since power carrier communication transmits signals through power lines, in actual power line carrier communication system, the noise on the power grid, the impedance change caused by the time-varying nature of network topology, and the signal weakening or even loss caused by external interference will all affect the power line carrier communication; Power carrier detection needs to be connected with power lines, but the transmission line is often a whole line, which needs to be detected at the joint position of the power line, which is relatively troublesome. When the power line transmission line is long and has no joint, it is difficult to quickly find and repair the fault position, and the power line skin needs to be cut open for detection, which is time-consuming and laborious, and there is also the risk of electric shock. SUMMARY

[0003] The present application provides a power carrier online fault detection device to solve the technical problems in the prior art that the existing power carrier detection needs to be connected with power lines, but the transmission line is often a whole line, which needs to be detected at the joint position of the power line, which is relatively troublesome. When the power line transmission line is long and has no joint, it is difficult to quickly find and repair the fault position, and the power line skin needs to be cut open for detection, which is time-consuming and laborious, and there is also the risk of electric shock.

[0004] The technical scheme for solving the above technical problems is as follows: a power carrier online fault detection device, comprising a power carrier detection device main body, a first mounting seat is mounted on the lower end of the power carrier detection device main body through a mounting assembly, two groups of second mounting seats are mounted on the rear end of the first mounting seat through a distance adjusting assembly, and the two groups of second mounting seats are respectively located on the left and right sides of the power carrier detection device main body, and a fixing assembly and a wiring assembly are mounted on the second mounting seat.

[0005] The use process includes the following steps: Step 1: install the power carrier detection device at equal intervals on the power transmission line that needs to transmit carrier communication; Step 2: connect the two wiring ends of the power carrier detection device with the firewire and zero line of the power transmission line respectively; Step three: read the power oscillograph on the power carrier detection device in turn; Step four: compare the oscillograph signals of the adjacent two groups of power carrier detection devices, when there is a deviation, it means that there is a fault in the power transmission line between the adjacent two groups of power carrier detection devices; Step five: troubleshooting the fault section of the power transmission line.

[0006] The beneficial effects of the present application are: 1. By setting multiple groups of power carrier detection devices, the power oscillograph of the adjacent two groups of power carrier detection devices is compared, so as to judge whether the power line between the adjacent two groups of power carrier detection devices has a fault, and then the fault position can be quickly judged and found out for maintenance and troubleshooting.

[0007] 2. By setting the fixing assembly and the wiring assembly, when detecting the longer power line without joint, the power carrier detection device main body can be quickly installed with the power line, and the wire skin does not need to be cut, the installation is simple, thereby improving the practicability and applicability of the device.

[0008] On the basis of the above technical scheme, the present application can also be improved as follows.

[0009] Further, the fixing assembly comprises a mounting frame, the middle part of the second mounting seat is fixedly connected with the mounting frame, the middle part of the mounting frame is slidably connected with an upper clamping plate, the middle part of the mounting frame is provided with a first sliding groove matched with the mounting frame, the middle part of the mounting frame is rotatably connected with a first threaded rod, the first threaded rod is threadedly connected with the upper clamping plate, the middle part of the upper clamping plate is provided with a threaded hole matched with the first threaded rod, the lower end of the first threaded rod is fixedly connected with a first belt pulley, the middle part of the first mounting seat is rotatably connected with two groups of first gears, the two groups of first gears are meshed with each other, the lower end of the first gear is fixedly connected with a second belt pulley, the middle part of the first belt pulley and the second belt pulley on the same side is sleeved with a same transmission belt, the outer side of the first belt pulley and the second belt pulley is rotatably connected with a same protective cover, the inside of the first mounting seat is fixedly installed with a motor and a storage battery, the output shaft of the motor is fixedly installed with a second gear, the second gear is meshed with the right side first gear, the middle part of the second mounting seat is installed with a lower clamping plate.

[0010] The beneficial effect of the above further scheme is that when the device needs to be installed, first, the two sets of upper clamping plates are clamped on the live wire and the zero wire of the power line respectively, and by starting the motor, the output shaft of the motor rotates to drive the second gear to rotate, thereby driving the two sets of first gears to rotate, thereby driving the second belt pulley to rotate, and through the transmission belt, the first belt pulley and the first threaded rod are rotated, thereby driving the upper clamping plate to move downward until the upper clamping plate and the lower clamping plate clamp the power line, thereby quickly installing the device on the power line.

[0011] Further, the lower surface of the upper clamping plate is bonded with a first rubber pad, and the upper surface of the lower clamping plate is bonded with a second rubber pad.

[0012] The beneficial effect of the above further scheme is that the power line can be further clamped by the first rubber pad and the second rubber pad, which can also avoid damaging the power line due to clamping too tightly, and also avoid external rainwater entering between the lower clamping plate and the upper clamping plate, causing electric leakage.

[0013] Further, the wiring assembly comprises a conductive block, the left and right ends of the middle part of the first mounting seat are slidably connected with conductive blocks, the middle part of the first mounting seat is provided with a second sliding groove matched with the conductive blocks, the upper end of the conductive block is fixedly connected with a conductive arc-shaped plate, the inner side of the conductive arc-shaped plate is fixedly connected with a plurality of conductive cones, the lower end of the conductive block is rotatably connected with a first connecting rod, the upper clamping plate and the second mounting seat are connected by sliding, the middle part of the second mounting seat is provided with a third sliding groove matched with the upper clamping plate, the lower end of the first connecting rod is rotatably connected with the middle part of the lower end of the lower clamping plate, the middle part of the inner end of the two sets of conductive blocks is inserted with the same conductive plate, the middle part of the conductive block is provided with a first insertion groove matched with the conductive plate, the middle part of the conductive plate is fixedly connected with a conductive rod, and the lower end of the power carrier detection device body is provided with two sets of detection connecting lines, and the outer end of the detection connecting line is installed at the lower end of the conductive rod.

[0014] The beneficial effect of the above further scheme is that when the upper clamping plate and the lower clamping plate clamp the power line, at this time the power line is located in the middle part of the upper clamping plate and the lower clamping plate, when the upper clamping plate moves downward and contacts the lower clamping plate, at this time the upper clamping plate pushes the lower clamping plate to move downward, thereby pulling the first connecting rod to rotate, the upper end of the first connecting rod pulls the conductive block to move to the middle part of the second mounting seat, thereby driving the conductive arc-shaped plate to move to the power line, until the lower clamping plate and the second mounting seat are attached, at this time the two sets of conductive arc-shaped plates are clamped on both sides of the power line, the conductive cones pierce the outer skin of the power line and contact the conductive inner core of the power line, thereby guiding the power of the power line into the detection connecting line through the conductive plate and the conductive rod, thereby enabling the power carrier detection device body to be quickly connected with the power line, and without the need to cut open the wire skin, the installation is fast.

[0015] Further, the outer end of the detection connecting line is fixedly installed with a mating plug, the lower end of the conductive rod is fixedly installed with a mating socket matched with the mating plug, and the mating plug is inserted into the mating socket.

[0016] The beneficial effect of the above further scheme is that the mating plug and the mating socket can quickly disconnect the power carrier detection device body from the power line.

[0017] Further, the front and rear sides of the lower clamping plate are fixedly connected with telescopic rods, the lower ends of the telescopic rods are fixedly connected with the inner walls of the lower ends of the third sliding grooves, the outer sides of the telescopic rods are sleeved with first springs, and the upper and lower ends of the first springs are respectively matched with the lower side surface of the lower clamping plate and the inner wall of the lower end of the second belt pulley.

[0018] The beneficial effect of the above further scheme is that the lower clamping plate is always above the lower clamping plate under the elastic force of the first spring, so that the conductive arc-shaped plate is always on both sides of the second mounting seat, and the power line is not affected to be clamped into the middle of the lower clamping plate.

[0019] Further, the spacing adjustment assembly comprises second connecting rods, the lower ends of the mounting racks are rotatably connected with the second connecting rods, the other ends of the two groups of second connecting rods are rotatably connected with the same mounting block, the middle part of the mounting block is threadedly connected with a second threaded rod, the middle part of the mounting block is provided with a threaded hole matched with the second threaded rod, the front end of the second threaded rod is movably connected with the middle part of the first mounting seat through a bearing, and the rear end of the second threaded rod is fixedly connected with a knob.

[0020] The beneficial effect of the above further scheme is that the mounting block moves forward or backward by rotating the second threaded rod through the knob, so that the second connecting rods rotate, the spacing between the two groups of second mounting seats can be adjusted, the device can be installed on power lines with different spacings between zero fire lines, and the practicability and applicability of the device are improved.

[0021] Further, the mounting assembly comprises a mounting head, the lower end of the power carrier detection device body is fixedly connected with the mounting head, the rear side of the upper end of the first mounting seat is provided with a second slot matched with the mounting head, the mounting head is clamped in the second slot, the upper end of the first mounting seat is slidably connected with a sliding block, the upper end of the first mounting seat is provided with a fourth sliding slot matched with the sliding block, the middle part of the sliding block is fixedly connected with a pull rod, the front end of the pull rod penetrates through the first mounting seat and extends to the outside of the first mounting seat, the outer side of the pull rod is sleeved with a second spring, the front and rear ends of the second spring are fixedly connected with the front end inner wall of the fourth sliding slot and the sliding block respectively, the front end of the pull rod is fixedly connected with a pull handle, the middle part of the rear end of the sliding block is fixedly connected with a fixed block, the fixed block is inserted in the middle part of the mounting head, and the middle part of the mounting head is provided with a fixed clamping slot matched with the fixed block.

[0022] The beneficial effect of the above further scheme is that by pulling the pull handle, the second spring is compressed, the sliding block moves forward in the fourth sliding slot, the fixed block is pulled out of the fixed clamping slot, the mounting head is pulled out of the second slot, and the power carrier detection device body is separated from the first mounting seat at this time, the wiring part of the device is retained on the power line, and when the power carrier detection device body is damaged, a new power carrier detection device body can be conveniently replaced. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a schematic view of the three-dimensional structure of the application; Figure 2 It is a schematic view of the three-dimensional structure of the second mounting seat, mounting frame, protective cover, second sliding slot, third sliding slot and spacing adjusting assembly of the application; Figure 3 It is a schematic view of the three-dimensional structure of the application Figure 2 It is an enlarged schematic view of the structure at A in the application; Figure 4 It is a schematic view of the three-dimensional structure of the fixed assembly of the application Figure 1 ; Figure 5 It is a schematic view of the three-dimensional structure of the fixed assembly of the application Figure 2 ; Figure 6 It is a schematic view of the three-dimensional structure of the first connecting rod, conductive rod, mating plug, mating socket and first spring of the application; Figure 7 It is a schematic view of the three-dimensional structure of the wiring assembly of the application; Figure 8 It is a schematic view of the three-dimensional structure of the power carrier detection device body, detection connecting line, mating plug, mounting head and fixed clamping slot of the application; Figure 9 It is a schematic view of the troubleshooting monitoring installation of the device of the application.

[0024] The components represented by the numbers in the drawings are listed as follows: 1, power carrier detection device main body; 2, first mounting seat; 3, second mounting seat; 411, mounting frame; 412, upper clamping plate; 413, first threaded rod; 414, first belt pulley; 415, first gear; 416, second belt pulley; 417, transmission belt; 418, motor; 419, second gear; 420, storage battery; 421, lower clamping plate; 422, protective cover; 423, first rubber pad; 424, second rubber pad; 425, first sliding groove; 511, conductive block; 512, second sliding groove; 513, conductive arc-shaped plate; 514, conductive cone; 515, first connecting rod; 516, third sliding groove; 517, conductive plate; 518, first insertion slot; 519, conductive rod; 520, detection connecting line; 521, mating plug; 522, mating socket; 523, telescopic rod; 524, first spring; 611, second connecting rod; 612, mounting block; 613, second threaded rod; 614, knob; 711, mounting head; 712, second insertion slot; 713, sliding block; 714, fourth sliding groove; 715, pull rod; 716, second spring; 717, handle; 718, fixed block; 719, fixed clamping groove. DETAILED DESCRIPTION

[0025] The principles and features of the present application are described below in conjunction with the accompanying drawings, which are only used to explain the present application and not to limit the scope of the present application.

[0026] Since power carrier communication transmits signals through power lines, in an actual power line carrier communication system, noise on the power grid, impedance changes caused by time-varying network topology, and external interference will all affect power line carrier communication, and signals will be weakened or even lost.

[0027] The inventor found through in-depth investigation and research that power carrier detection needs to be connected with power lines, but transmission lines are often whole lines, and detection needs to be performed at the joint position of the power line, which is relatively troublesome. When the power line transmission line is long and has no joint, it is difficult to quickly find and repair the position of the fault, and the wire skin of the power line needs to be cut to detect, which is time-consuming and laborious, and there is a risk of electric shock. To solve the above problems, the inventor proposes a power carrier online fault detection device.

[0028] The present application provides the following preferred embodiments As Figures 1-9As shown, the power carrier online fault detection device comprises a power carrier detection device body 1, a first mounting seat 2 is mounted at the lower end of the power carrier detection device body 1 through a mounting assembly, two groups of second mounting seats 3 are mounted at the rear end of the first mounting seat 2 through a spacing adjusting assembly, the two groups of second mounting seats 3 are respectively located at the left and right sides of the power carrier detection device body 1, and a fixing assembly and a wiring assembly are mounted on the second mounting seat 3.

[0029] The use process comprises the following steps: Step one: equidistantly mounting the power carrier detection device on the power transmission line requiring carrier communication transmission; Step two: connecting the two wiring ends of the power carrier detection device with the firewire and the zero line of the power transmission line respectively; Step three: reading the power oscillogram on the multiple groups of power carrier detection devices in sequence; Step four: comparing the oscillogram signals of the adjacent two groups of power carrier detection devices, when there is a deviation, it represents that there is a fault in the power transmission line between the adjacent two groups of power carrier detection devices; Step five: troubleshooting and repairing the power transmission line with the fault.

[0030] In this embodiment, as shown in the figure, Figure 1 , Figure 2 , Figure 4 and Figure 5As shown, the fixing assembly comprises a mounting frame 411, the middle part of the second mounting seat 3 is fixedly connected with the mounting frame 411, the middle part of the mounting frame 411 is slidably connected with an upper clamping plate 412, the middle part of the mounting frame 411 is provided with a first sliding groove 425 matched with the mounting frame 411, the middle part of the mounting frame 411 is rotatably connected with a first threaded rod 413, the first threaded rod 413 is threadedly connected with the upper clamping plate 412, the middle part of the upper clamping plate 412 is provided with a threaded hole matched with the first threaded rod 413, the lower end of the first threaded rod 413 is fixedly connected with a first belt pulley 414, the middle part of the first mounting seat 2 is rotatably connected with two groups of first gear wheels 415, the two groups of first gear wheels 415 are meshed with each other, the lower end of the first gear wheel 415 is fixedly connected with a second belt pulley 416, the middle part of the same side first belt pulley 414 and the second belt pulley 416 is sleeved with a same transmission belt 417, the outer side of the first belt pulley 414 and the second belt pulley 416 is rotatably connected with a same protective cover 422, the inside of the first mounting seat 2 is fixedly installed with a motor 418 and a storage battery 420, the output shaft of the motor 418 is fixedly installed with a second gear wheel 419, the second gear wheel 419 is meshed with the right side first gear wheel 415, the middle part of the second mounting seat 3 is installed with a lower clamping plate 421, when the device needs to be installed, first, the two groups of upper clamping plates 412 are clamped on the live wire and the zero wire of the power line respectively, the motor 418 is started, the output shaft of the motor 418 is driven to rotate to drive the second gear wheel 419 to rotate, thereby driving the two groups of first gear wheels 415 to rotate, thereby driving the second belt pulley 416 to rotate, the first belt pulley 414 and the first threaded rod 413 are driven to rotate through the transmission belt 417, thereby driving the upper clamping plate 412 to move downward, until the upper clamping plate 412 and the lower clamping plate 421 clamp the power line, thereby quickly installing the device on the power line.

[0031] In the embodiment, as shown in the figure, Figure 1 the lower surface of the upper clamping plate 412 is bonded with a first rubber pad 423, the upper surface of the lower clamping plate 421 is bonded with a second rubber pad 424, the power line can be further clamped through the first rubber pad 423 and the second rubber pad 424, the power line is also prevented from being damaged due to clamping too tightly, and rainwater outside is also prevented from entering between the lower clamping plate 421 and the upper clamping plate 412 to cause electric leakage.

[0032] In the embodiment, as shown in the figure, Figure 2 , Figure 6 , Figure 7 and Figure 8As shown, the wiring assembly comprises conductive blocks 511, the left and right ends of the middle part of the first mounting seat 2 are slidingly connected with the conductive blocks 511, the middle part of the first mounting seat 2 is provided with second sliding grooves 512 matched with the conductive blocks 511, the upper end of the conductive block 511 is fixedly connected with a conductive arc-shaped plate 513, the inner side of the conductive arc-shaped plate 513 is fixedly connected with a plurality of conductive cones 514, the lower end of the conductive block 511 is rotatably connected with a first connecting rod 515, the upper clamping plate 412 is slidingly connected with the second mounting seat 3, the middle part of the second mounting seat 3 is provided with third sliding grooves 516 matched with the upper clamping plate 412, the lower end of the first connecting rod 515 is rotatably connected with the middle part of the lower end of the lower clamping plate 421, the middle part of the inner end of the two conductive blocks 511 is inserted with the same conductive plate 517, the middle part of the conductive block 511 is provided with first insertion grooves 518 matched with the conductive plate 517, the middle part of the conductive plate 517 is fixedly connected with a conductive rod 519, the lower end of the power carrier detection device main body 1 is provided with two detection connecting lines 520, the outer end of the detection connecting line 520 is installed at the lower end of the conductive rod 519, when the upper clamping plate 412 and the lower clamping plate 421 clamp the power line, at this time the power line is located in the middle part of the upper clamping plate 412 and the lower clamping plate 421, when the upper clamping plate 412 moves downward and contacts the lower clamping plate 421, at this time the upper clamping plate 412 pushes the lower clamping plate 421 to move downward, thereby pulling the first connecting rod 515 to rotate, the upper end of the first connecting rod 515 pulls the conductive block 511 to move to the middle part of the second mounting seat 3, thereby driving the conductive arc-shaped plate 513 to move to the power line, until the lower clamping plate 421 is attached to the second mounting seat 3, at this time the two conductive arc-shaped plates 513 are clamped on both sides of the power line, the conductive cone 514 pierces the outer skin of the power line and contacts the conductive inner core of the power line, thereby guiding the power of the power line into the detection connecting line 520 through the conductive plate 517 and the conductive rod 519, so that the power carrier detection device main body 1 is quickly connected with the power line, and it is not necessary to cut the line skin, and the installation is fast.

[0033] As shown in the embodiment, Figure 7 and Figure 8 As shown, the outer end of the detection connecting line 520 is fixedly installed with a mating plug 521, the lower end of the conductive rod 519 is fixedly installed with a mating socket 522 matched with the mating plug 521, the mating plug 521 is inserted in the mating socket 522, by the mating plug 521 and the mating socket 522, the power carrier detection device main body 1 can be quickly disconnected from the power line.

[0034] As shown in the embodiment, Figure 6As shown, the lower end of the lower clamping plate 421 is fixedly connected with the telescopic rod 523 on both sides, the lower end of the telescopic rod 523 is fixedly connected with the inner wall of the lower end of the third sliding groove 516, the outer side of the telescopic rod 523 is sleeved with the first spring 524, the upper and lower ends of the first spring 524 are respectively in contact with the lower side surface of the lower clamping plate 421 and the inner wall of the lower end of the second belt pulley 416, through the elastic force of the first spring 524, the lower clamping plate 421 is always above the lower clamping plate 421 without force, so that the conductive arc-shaped plate 513 is always on both sides of the second mounting seat 3, and the power line is not affected by being clamped into the middle of the lower clamping plate 421.

[0035] In the embodiment, as shown in Figure 1 and Figure 2 As shown, the lower end of the lower clamping plate 421 is fixedly connected with the telescopic rod 523 on both sides, the lower end of the telescopic rod 523 is fixedly connected with the inner wall of the lower end of the third sliding groove 516, the outer side of the telescopic rod 523 is sleeved with the first spring 524, the upper and lower ends of the first spring 524 are respectively in contact with the lower side surface of the lower clamping plate 421 and the inner wall of the lower end of the second belt pulley 416, through the elastic force of the first spring 524, the lower clamping plate 421 is always above the lower clamping plate 421 without force, so that the conductive arc-shaped plate 513 is always on both sides of the second mounting seat 3, and the power line is not affected by being clamped into the middle of the lower clamping plate 421.

[0036] In the embodiment, as shown in Figure 2 and Figure 3As shown, the mounting assembly comprises a mounting head 711, the lower end of the power carrier detection device body 1 is fixedly connected with the mounting head 711, the rear side of the upper end of the first mounting seat 2 is provided with a second slot 712 matched with the mounting head 711, the mounting head 711 is clamped in the second slot 712, the upper end of the first mounting seat 2 is slidably connected with a sliding block 713, the upper end of the first mounting seat 2 is provided with a fourth sliding groove 714 matched with the sliding block 713, the middle part of the sliding block 713 is fixedly connected with a pull rod 715, the front end of the pull rod 715 penetrates through the first mounting seat 2 and extends to the outside of the first mounting seat 2, the outside of the pull rod 715 is sleeved with a second spring 716, the front and rear ends of the second spring 716 are respectively fixedly connected with the inner wall of the front end of the fourth sliding groove 714 and the sliding block 713, the front end of the pull rod 715 is fixedly connected with a pull handle 717, the middle part of the rear end of the sliding block 713 is fixedly connected with a fixed block 718, the fixed block 718 is inserted in the middle part of the mounting head 711, the middle part of the mounting head 711 is provided with a fixed clamping groove 719 matched with the fixed block 718, by pulling the pull handle 717, the second spring 716 is compressed, the sliding block 713 moves forward in the fourth sliding groove 714, the fixed block 718 is pulled out of the fixed clamping groove 719, the mounting head 711 is pulled out of the second slot 712, at this time, the power carrier detection device body 1 is separated from the first mounting seat 2, the wiring part of the device is retained on the power line, and when the power carrier detection device body 1 is damaged, a new power carrier detection device body 1 can be conveniently replaced.

[0037] It should be noted that in the embodiment, The specific use method steps of the application are as follows: In use, first, the second threaded rod 613 is rotated by the knob 614, so that the mounting block 612 moves forward or backward, so that the second connecting rod 611 rotates, and then the distance between the two groups of second mounting seats 3 can be adjusted, until the distance between the two groups of second mounting seats 3 is the same as the distance between the zero fire line and the power line, and the two groups of upper clamping plates 412 are clamped on the fire line and the zero line of the power line, respectively, and the motor 418 is started to rotate the output shaft of the motor 418 to drive the second gear 419 to rotate, thereby driving the two groups of first gears 415 to rotate, thereby driving the second belt pulley 416 to rotate, and the first belt pulley 414 and the first threaded rod 413 are driven to rotate by the transmission belt 417, thereby driving the upper clamping plate 412 to move downward, and when the upper clamping plate 412 and the lower clamping plate 421 clamp the power line, the power line is located in the middle of the upper clamping plate 412 and the lower clamping plate 421, and when the upper clamping plate 412 moves downward and contacts the lower clamping plate 421, the upper clamping plate 412 pushes the lower clamping plate 421 to move downward, thereby pulling the first connecting rod 515 to rotate, and the upper end of the first connecting rod 515 pulls the conductive block 511 to move to the middle of the second mounting seat 3, thereby driving the conductive arc-shaped plate 513 to move towards the power line, until the lower clamping plate 421 is attached to the second mounting seat 3, at this time, the two groups of conductive arc-shaped plates 513 are clamped on both sides of the power line, and the conductive cone 514 pierces the outer skin of the power line and contacts the conductive inner core of the power line, thereby guiding the power of the power line into the docking socket 522 through the conductive plate 517 and the conductive rod 519, at this time, the docking plug 521 at the end of the detection connecting line 520 on the power carrier wave detection device main body 1 is inserted into the docking socket 522, at this time, the power carrier wave detection device main body 1 can detect the power carrier wave of the power line, and a plurality of groups of the device are installed on the power line in turn, and the power wave signals of a plurality of groups of power carrier wave detection devices are read in turn, and the wave signals of adjacent two groups of power carrier wave detection devices are compared, when there is a deviation, it means that there is a fault between the adjacent two groups of power carrier wave detection devices, and the power line with the fault is checked and repaired. When it is necessary to remove the power carrier wave detection device main body 1, the second spring 716 is compressed by pulling the handle 717, the sliding block 713 moves forward in the fourth sliding groove 714, the fixed block 718 is pulled out of the fixed clamping groove 719, and the mounting head 711 is pulled out of the second slot 712, at this time, the power carrier wave detection device main body 1 is separated from the first mounting seat 2.

[0038] To sum up: the beneficial effects of the present application is embodied in the present application by setting up a plurality of power carrier detection device, by comparing the adjacent two groups of power carrier detection device power oscillogram, so as to judge whether there is a fault between the adjacent two groups of power carrier detection device power line, and then can quickly judge and find out the location of the fault for repair troubleshooting, and in the detection of longer jointless power line, the power carrier detection device main body 1 can be quickly installed with the power line, and the wire skin does not need to be cut open, and the installation is simple.

[0039] The above only for the preferred embodiment of the present application, and not to limit the present application, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A power line carrier on-line fault detection apparatus, characterized by, Including power carrier detection device body (1), the lower end of power carrier detection device body (1) is installed with first mounting seat (2) through mounting assembly, the rear end of first mounting seat (2) is installed with two groups of second mounting seat (3) through spacing adjusting assembly, two groups of second mounting seat (3) are located at the left and right sides of power carrier detection device body (1) respectively, and fixed assembly and wiring assembly are installed on second mounting seat (3).

2. The power carrier online fault detection device of claim 1, wherein, The fixed assembly includes a mounting bracket (411), the middle part of the second mounting seat (3) is fixedly connected with the mounting bracket (411), the middle part of the mounting bracket (411) is slidably connected with an upper clamping plate (412), the middle part of the mounting bracket (411) is provided with a first sliding groove (425) matched with the mounting bracket (411), the middle part of the mounting bracket (411) is rotatably connected with a first threaded rod (413), the first threaded rod (413) is threadedly connected with the upper clamping plate (412), the middle part of the upper clamping plate (412) is provided with a threaded hole matched with the first threaded rod (413), the lower end of the first threaded rod (413) is fixedly connected with a first belt pulley (414), the middle part of the first mounting seat (2) is rotatably connected with two groups of first gears (415), the two groups of first gears (415) are meshed with each other, the lower end of the first gear (415) is fixedly connected with a second belt pulley (416), the middle part of the first belt pulley (414) and the second belt pulley (416) on the same side is sleeved with a same transmission belt (417), the outer side of the first belt pulley (414) and the second belt pulley (416) is rotatably connected with a same protective cover (422), the inside of the first mounting seat (2) is fixedly installed with a motor (418) and a storage battery (420), the output shaft of the motor (418) is fixedly installed with a second gear (419), the second gear (419) is meshed with the right first gear (415), and the middle part of the second mounting seat (3) is provided with a lower clamping plate (421).

3. The power carrier online fault detection device of claim 2, wherein, The wiring assembly comprises conductive blocks (511), the left and right ends of the middle part of the first mounting seat (2) are slidably connected with the conductive blocks (511), the middle part of the first mounting seat (2) is provided with a second sliding groove (512) matched with the conductive blocks (511), the upper end of the conductive block (511) is fixedly connected with a conductive arc-shaped plate (513), the inner side of the conductive arc-shaped plate (513) is fixedly connected with a plurality of groups of conductive cones (514), the lower end of the conductive block (511) is rotatably connected with a first connecting rod (515), the upper clamping plate (412) and the second mounting seat (3) are slidably connected, the middle part of the second mounting seat (3) is provided with a third sliding groove (516) matched with the upper clamping plate (412), the lower end of the first connecting rod (515) is rotatably connected with the middle part of the lower end of the lower clamping plate (421), the middle part of the inner end of the two groups of conductive blocks (511) is inserted with a same conductive plate (517), the middle part of the conductive block (511) is provided with a first insertion groove (518) matched with the conductive plate (517), the middle part of the conductive plate (517) is fixedly connected with a conductive rod (519), the lower end of the power carrier detection device body (1) is provided with two groups of detection connecting lines (520), and the outer end of the detection connecting line (520) is installed at the lower end of the conductive rod (519); the spacing adjusting assembly comprises a second connecting rod (611), the lower end of the mounting rack (411) is rotatably connected with the second connecting rod (611), the other end of the two groups of second connecting rods (611) is rotatably connected with a same mounting block (612), the middle part of the mounting block (612) is threadedly connected with a second threaded rod (613), the middle part of the mounting block (612) is provided with a threaded hole matched with the second threaded rod (613), and the front end of the second threaded rod (613) is movably connected with the middle part of the first mounting seat (2) through a bearing.

4. The power carrier online fault detection device of claim 3, wherein, The lower surface of the upper clamping plate (412) is bonded with a first rubber pad (423), and the upper surface of the lower clamping plate (421) is bonded with a second rubber pad (424).

5. The power carrier online fault detection apparatus of claim 3, wherein, The outer end of the detection connecting line (520) is fixedly provided with a mating plug (521), the lower end of the conductive rod (519) is fixedly provided with a mating socket (522) matched with the mating plug (521), and the mating plug (521) is inserted into the mating socket (522).

6. The power carrier online fault detection device of claim 5, wherein, The front and rear sides of the lower end of the lower clamping plate (421) are fixedly connected with telescopic rods (523), and the lower end of the telescopic rod (523) is fixedly connected with the lower end inner wall of the third sliding groove (516).

7. The power carrier online fault detection device of claim 6, wherein, The outer side of the telescopic rod (523) is sleeved with a first spring (524), the upper and lower ends of the first spring (524) are respectively matched with the lower side surface of the lower clamping plate (421) and the lower end inner wall of the second belt pulley (416), the mounting assembly comprises a mounting head (711), the lower end of the power carrier detection device body (1) is fixedly connected with the mounting head (711), the rear side of the upper end of the first mounting seat (2) is provided with a second slot (712) matched with the mounting head (711), the mounting head (711) is clamped in the second slot (712), the upper end of the first mounting seat (2) is slidably connected with a sliding block (713), the upper end of the first mounting seat (2) is provided with a fourth sliding groove (714) matched with the sliding block (713), the middle part of the sliding block (713) is fixedly connected with a pull rod (715), the front end of the pull rod (715) penetrates through the first mounting seat (2) and extends to the outside of the first mounting seat (2), and the outer side of the pull rod (715) is sleeved with a second spring (716).

8. The power carrier online fault detection device of claim 7, wherein, The front and rear ends of the second spring (716) are respectively fixedly connected with the front end inner wall of the fourth sliding groove (714) and the sliding block (713).

9. The power carrier online fault detection device of claim 8, wherein, The front end of the pull rod (715) is fixedly connected with a pull handle (717), the middle part of the rear end of the sliding block (713) is fixedly connected with a fixed block (718), the fixed block (718) is inserted in the middle part of the mounting head (711), and the middle part of the mounting head (711) is provided with a fixed clamping groove (719) matched with the fixed block (718).

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