A cable marker device for power distribution line fault location and method of use thereof

Abstract

The application discloses a cable marking device for power distribution line fault positioning, and belongs to the technical field of power distribution line fault positioning.The cable marking device for power distribution line fault positioning comprises a base, a climbing walking mechanism and a marking installation mechanism.The climbing walking mechanism is used for walking along an aerial cable.The marking installation mechanism is used for positioning power distribution line faults through aerial cable marking.The climbing walking mechanism and the marking installation mechanism are both arranged on the base.The climbing walking mechanism can conveniently hang the device on the aerial cable and walk along the aerial cable, and can move the marking installation mechanism to a fault point.The marking installation mechanism can be clamped on the fault point through a buckle.The aerial cable marking is used for positioning power distribution line faults.The climbing walking mechanism and the marking installation mechanism are cooperated to realize precise and continuous aerial marking, and the risk of manual installation is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power distribution line fault location, and particularly relates to a cable marking device for power distribution line fault location. BACKGROUND

[0002] Power distribution lines are a crucial component of power systems, and their stability and reliability are directly related to the quality and continuity of power supply. However, due to the fact that power distribution lines are usually distributed in complex urban or rural environments and often face various external factors of interference and damage, faults occur from time to time. When a fault occurs in a power distribution line, it is crucial to quickly and accurately locate the fault point in order to restore power supply and reduce losses.

[0003] Cable fault detection usually determines the fault location and type through visual inspection, voltage testing, insulation testing, sectional testing, and using professional instruments such as cable fault testers for ranging and pinpointing. Once the fault point is determined, clear and durable markings can be made on the fault point and its related cables using methods such as label marking, color marking, digital marking, area marking, functional marking, or terminal marking, in order to facilitate subsequent repair and maintenance.

[0004] Some cables distributed on the ground or underground are relatively easy to detect fault points and mark, but the fault marking of high-altitude cables is more difficult, and manual marking is difficult and dangerous, and cannot be accurately and continuously marked. SUMMARY

[0005] To solve the problems in the prior art, the present application provides a cable marking device for power distribution line fault location to solve the technical problems of difficulty in high-altitude marking and inability to accurately and continuously mark in the prior art.

[0006] The present application adopts the following technical solutions.

[0007] The first aspect of the present application discloses a cable marking device for power distribution line fault location, comprising a base, a climbing walking mechanism for walking along an overhead cable, and a marking installation mechanism for positioning a power distribution line fault by overhead cable marking, the climbing walking mechanism and the marking installation mechanism are both arranged on the base, the climbing walking mechanism comprises a first support rod, a second support rod, a third support rod, a fourth support rod, a first pulley, a second pulley, a third pulley and a fourth pulley, the first pulley is rotatably connected with the first support rod, the second pulley is rotatably connected with the second support rod, the third pulley is rotatably connected with the third support rod, and the fourth pulley is rotatably connected with the fourth support rod, the first pulley is connected with a second motor, and the marking installation mechanism comprises a buckle, a storage part and a driving part, the storage part is used for storing the buckle, and the driving part is used for driving the buckle.

[0008] As an improvement, the second motor is connected with the first support rod, the output shaft of the second motor penetrates the first support rod and is connected with the first pulley, the first pulley, the second pulley, the third pulley and the fourth pulley are all in the shape of a circular truncated cone, the first pulley is in abutment with the second pulley, the third pulley is in abutment with the fourth pulley, and the first pulley and the second pulley are both circumferentially and linearly provided with a friction strip at one end close to each other, and the third pulley and the fourth pulley are both circumferentially and linearly provided with a friction strip at one end close to each other, so as to increase the friction.

[0009] As an improvement, the base is provided with a transmission shaft, a first motor, a first sliding block and a second sliding block, the output shaft of the first motor is connected with the transmission shaft, the transmission shaft is provided with a first cam and a second cam matched with the first sliding block and the second sliding block respectively, a first connecting rod is arranged between the first support rod and the first sliding block, a second connecting rod is arranged between the second support rod and the first sliding block, a third connecting rod is arranged between the third support rod and the second sliding block, and a fourth connecting rod is arranged between the fourth support rod and the second sliding block.

[0010] As an improvement, the first sliding block and the second sliding block are both slidably connected with the base, the two ends of the first connecting rod are rotatably connected with the first support rod and the first sliding block respectively, the two ends of the second connecting rod are rotatably connected with the second support rod and the second sliding block respectively, the two ends of the third connecting rod are rotatably connected with the third support rod and the second sliding block respectively, the two ends of the fourth connecting rod are rotatably connected with the fourth support rod and the second sliding block respectively, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are all arranged obliquely, the transmission shaft is rotatably connected with the base, a first return spring is arranged between the first support rod and the second support rod, and a second return spring is arranged between the third support rod and the fourth support rod.

[0011] As improvement, the storage part comprises a first support plate and a second support plate, the first support plate and the second support plate are connected with the base, the first support plate and the second support plate are provided with a second clamping strip on the side close to each other, for guiding the buckle, and the buckle is provided with a second groove matched with the second clamping strip on the two sides.

[0012] As improvement, the second support plate comprises a first plate body and a second plate body, the first plate body is rotatably connected with the second plate body, the first plate body is connected with the base, the second plate body is provided with a second clamping strip on the side close to the first support plate, the second plate body is provided with a second placing seat on one side, the first plate body is provided with a first placing seat on one side, and the latch pin penetrates through the first placing seat and the second placing seat.

[0013] As improvement, the fourth motor is arranged on the first support plate, the output shaft of the fourth motor is connected with a second screw rod, the second screw rod is rotatably connected with the first support plate, a push sliding block is threadedly connected with the second screw rod, the push sliding block penetrates through the first support plate and is slidably connected with the first support plate, and the push sliding block is used for pushing the buckle.

[0014] As improvement, the driving part comprises a right-angle frame, a third motor, a first screw rod and a limiting spring piece, the output shaft of the third motor is connected with the first screw rod, the first screw rod is threadedly connected with the right-angle frame, the right-angle frame is used for pushing the buckle, and the limiting spring piece is arranged on the two sides of the right-angle frame and is connected with the base.

[0015] As improvement, the base is provided with a counterweight and a guide rod, the guide rod penetrates through the right-angle frame and is slidably connected with the right-angle frame, the two limiting spring pieces are provided with a first clamping strip on the side close to each other, for guiding the buckle, the buckle is provided with a first groove matched with the first clamping strip on the two sides, the third motor is connected with the base, and the first screw rod is rotatably connected with the base.

[0016] The second aspect of the present application discloses a use method of a cable marking device for power distribution line fault positioning, comprising the following steps:

[0017] The second plate body is rotated, a plurality of buckles are placed on one side of the first support plate, and the second plate body is rotated back to the initial position.

[0018] The push sliding block pushes the buckle, so that the buckle closest to the limiting spring piece is located between the two limiting spring pieces.

[0019] The first support rod and the second support rod are rotated towards the direction away from each other, the first pulley and the second pulley are separated, and the third support rod and the fourth support rod are rotated towards the direction away from each other, the third pulley and the fourth pulley are separated.

[0020] The cable marking device for power distribution line fault positioning is moved below the overhead cable, the first supporting rod and the second supporting rod are reset, the first pulley and the second pulley abut, the third supporting rod and the fourth supporting rod are reset, the third pulley and the fourth pulley abut,

[0021] The first pulley, the second pulley, the third pulley and the fourth pulley all abut the overhead cable, and the cable marking device for power distribution line fault positioning walks along the overhead cable;

[0022] When walking to the position of the fault point, the right-angle frame pushes the buckle at the top end upwards until the buckle is clamped with the overhead cable, the right-angle frame is lowered to the initial position, the slider is actuated to push the buckle so that the buckle closest to the limiting elastic sheet is located between the two limiting elastic sheets, and the cable marking device for power distribution line fault positioning walks to the position of the next fault point, and the above steps are repeated to clamp the buckle at the position to realize accurate and continuous overhead marking.

[0023] The cable marking device for power distribution line fault positioning has the beneficial effects that, compared with the prior art,

[0024] The climbing and walking mechanism can conveniently hang the device on the overhead cable and walk along the overhead cable, the marking installation mechanism can be moved to the fault point, the buckle can be clamped at the position of the fault point through the marking installation mechanism, the overhead cable marking can be used to locate the power distribution line fault, the climbing and walking mechanism cooperates with the marking installation mechanism to realize accurate and continuous overhead marking, and the risk of manual installation is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a first perspective view of the present application;

[0026] Figure 2 It is a top view of the present application;

[0027] Figure 3 It is a front view of the present application;

[0028] Figure 4 It is a side view of the present application;

[0029] Figure 5 It is a second perspective view of the present application;

[0030] Figure 6 It is a schematic view in which the first pulley and the second pulley are separated, and the third pulley and the fourth pulley are separated;

[0031] Figure 7 It is an exploded view of the present application.

[0032] 1, overhead cable;

[0033] 2, buckle;

[0034] 3. Right angle bracket;

[0035] 4. Second pulley;

[0036] 5. First pulley;

[0037] 6. Second motor;

[0038] 7. Fourth pulley;

[0039] 8. Third pulley;

[0040] 9. Third supporting rod;

[0041] 10. Second return spring;

[0042] 11. Third connecting rod;

[0043] 12. Base;

[0044] 13. Transmission shaft;

[0045] 14. First connecting rod;

[0046] 15. Guide rod;

[0047] 16. Limiting elastic sheet;

[0048] 17. Second screw rod;

[0049] 18. Fourth motor;

[0050] 19. First plate body;

[0051] 20. Second plate body;

[0052] 21. Second clamping strip;

[0053] 22. First motor;

[0054] 23. First screw rod;

[0055] 24. Third motor;

[0056] 25. Bolt;

[0057] 26. Pushing sliding block;

[0058] 27. Second placing seat;

[0059] 28. First placing seat;

[0060] 29. Counterweight;

[0061] 30. Second cam;

[0062] 31. Second sliding block. DETAILED DESCRIPTION

[0063] In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions will be described clearly and completely below in conjunction with the accompanying drawings of the embodiments of the present application. The embodiments described in the present application are only a part of the embodiments of the present application, rather than all the embodiments. Based on the spirit of the present application, other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0064] Embodiment 1

[0065] As shown in the drawings: Figures 1-7

[0066] A cable marking device for power distribution line fault positioning, comprising a base 12, a climbing walking mechanism and a marking installation mechanism, the climbing walking mechanism is used for walking along an aerial cable 1, the marking installation mechanism is used for aerial cable 1 marking to position the power distribution line fault, the climbing walking mechanism and the marking installation mechanism are both arranged on the base 12, the climbing walking mechanism comprises a first support rod, a second support rod, a third support rod 9, a fourth support rod, a first pulley 5, a second pulley 4, a third pulley 8 and a fourth pulley 7, the first pulley 5 is rotatably connected with the first support rod, the second pulley 4 is rotatably connected with the second support rod, the third pulley 8 is rotatably connected with the third support rod 9, the fourth pulley 7 is rotatably connected with the fourth support rod, the first pulley 5 is connected with a second motor 6, the marking installation mechanism comprises a buckle 2, a storage part and a driving part, the storage part is used for storing the buckle 2, and the driving part is used for driving the buckle 2.

[0067] As shown in the drawings: Figure 1

[0068] In the preferred but non-limiting embodiments of the present application, the second motor 6 is connected with the first support rod, the output shaft of the second motor 6 penetrates the first support rod and is connected with the first pulley 5, the first pulley 5, the second pulley 4, the third pulley 8 and the fourth pulley 7 are all frustoconical, the first pulley 5 abuts against the second pulley 4, the third pulley 8 abuts against the fourth pulley 7, and the first pulley 5 and the second pulley 4 are both circumferentially and linearly provided with friction strips at one end close to each other, and the third pulley 8 and the fourth pulley 7 are both circumferentially and linearly provided with friction strips at one end close to each other, for increasing the friction.

[0069] As shown in the drawings: Figure 1 , Figure 2

[0070] ​​​In the preferred but non-limiting embodiment of the present application, the base 12 is provided with a transmission shaft 13, a first motor 22, a first sliding block, a second sliding block 31, the output shaft of the first motor 22 is connected with the transmission shaft 13, the transmission shaft 13 is provided with a first cam and a second cam 30 matched with the first sliding block and the second sliding block 31 respectively, a first connecting rod 14 is arranged between the first supporting rod and the first sliding block, a second connecting rod is arranged between the second supporting rod and the first sliding block, a third connecting rod 11 is arranged between the third supporting rod 9 and the second sliding block 31, and a fourth connecting rod is arranged between the fourth supporting rod and the second sliding block 31.

[0071] As shown in Figure 1 , Figure 4 ,

[0072] In the preferred but non-limiting embodiment of the present application, the first sliding block and the second sliding block 31 are both in sliding connection with the base 12, the two ends of the first connecting rod 14 are rotatably connected with the first supporting rod and the first sliding block respectively, the two ends of the second connecting rod are rotatably connected with the second supporting rod and the second sliding block 31 respectively, the two ends of the third connecting rod 11 are rotatably connected with the third supporting rod 9 and the second sliding block 31 respectively, the two ends of the fourth connecting rod are rotatably connected with the fourth supporting rod and the second sliding block 31 respectively, the first connecting rod 14, the second connecting rod, the third connecting rod 11 and the fourth connecting rod are all arranged obliquely, the transmission shaft 13 is rotatably connected with the base 12, a first reset spring is arranged between the first supporting rod and the second supporting rod, and a second reset spring 10 is arranged between the third supporting rod 9 and the fourth supporting rod.

[0073] As shown in Figures 1-3 ,

[0074] In the preferred but non-limiting embodiment of the present application, the storage part comprises a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are both connected with the base 12, the side of the first supporting plate and the second supporting plate close to each other is provided with a second clamping strip 21 for guiding the buckle 2, and the two sides of the buckle 2 are provided with second grooves matched with the second clamping strips 21.

[0075] As shown in Figure 1 , Figure 5 ,

[0076] In the preferred but non-limiting embodiment of the present application, the second supporting plate comprises a first plate body 19, a second plate body 20 and a bolt 25, the first plate body 19 is rotatably connected with the second plate body 20, the first plate body 19 is connected with the base 12, the side of the second plate body 20 close to the first supporting plate is provided with a second clamping strip 21, one side of the second plate body 20 is provided with a second placing seat 27, one side of the first plate body 19 is provided with a first placing seat 28, and the bolt 25 penetrates through the first placing seat 28 and the second placing seat 27.

[0077] As shown in Figures 1-3 :

[0078] In the preferred but non-limiting embodiment of the application, the first support plate is provided with a fourth motor 18, the output shaft of the fourth motor 18 is connected with a second screw rod 17, the second screw rod 17 is rotatably connected with the first support plate, the second screw rod 17 is threadedly connected with a push slider 26, the push slider 26 penetrates through the first support plate and is slidably connected with the first support plate, and the push slider 26 is used to push the buckle 2.

[0079] As shown in Figure 3 :

[0080] In the preferred but non-limiting embodiment of the application, the driving part comprises a right-angle frame 3, a third motor, a first screw rod 23 and a limiting spring piece 16, the output shaft of the third motor is connected with the first screw rod 23, the first screw rod 23 is threadedly connected with the right-angle frame 3, the right-angle frame 3 is used to push the buckle 2, and the limiting spring piece 16 is located on both sides of the right-angle frame 3 and is connected with the base 12.

[0081] As shown in Figure 1 :

[0082] In the preferred but non-limiting embodiment of the application, the base 12 is provided with a counterweight 29 and a guide rod 15, the guide rod 15 penetrates through the right-angle frame 3 and is slidably connected with the right-angle frame 3, each of the two limiting spring pieces 16 is provided with a first clamping strip on the side close to each other, for guiding the buckle 2, the buckle 2 is provided with a first groove on both sides and matched with the first clamping strip, the third motor is connected with the base 12, and the first screw rod 23 is rotatably connected with the base 12.

[0083] In the preferred but non-limiting embodiment of the application, the first motor 22, the second motor 6, the third motor and the fourth motor 18 are all electrically connected with a controller, and the controller is electrically connected with a storage battery.

[0084] Example 2

[0085] A use method of a cable marking device for power distribution line fault positioning, comprising the following steps:

[0086] The upper lifting bolt 25 is disengaged from the first and second placing seats 28, 27, and the second plate body 20 is rotated around the connecting point of the first plate body 19 to the side away from the first supporting plate, the distance between the second clamping strip 21 on the second plate body 20 and the second clamping strip 21 on the first supporting plate is increased, a plurality of buckles 2 are placed on the side of the first supporting plate and the second clamping strip 21 on the first supporting plate is clamped into the second groove, the second plate body 20 is rotated back to the initial position, the second clamping strip 21 on the second plate body 20 is clamped into the second groove, and the bolt 25 is inserted back to the initial position and passes through the first and second placing seats 28, 27;

[0087] The fourth motor 18 drives the second screw rod 17 to rotate by a certain angle, the second screw rod 17 drives the pushing slider 26 to move along the first supporting plate and pushes the buckle 2 so that the buckle 2 closest to the limiting elastic sheet 16 is located between the two limiting elastic sheets 16, the first clamping strip is clamped into the first groove, and the right-angle frame 3 is located below the buckle 2, the two limiting elastic sheets 16 are first squeezed and bent by the first clamping strip, and after the first clamping strip is clamped into the first groove, the two limiting elastic sheets 16 return to the original state;

[0088] The first motor 22 drives the transmission shaft 13 to rotate by a certain angle, the transmission shaft 13 drives the first and second cams 30 to rotate by a first angle, the far point surfaces of the first and second cams 30 are respectively close to the first and second sliders 31, the first and second cams 30 squeeze the first and second sliders 31, the first slider respectively drives the first and second supporting rods to rotate in the direction away from each other around the base 12 through the first and second connecting rods 14, 15, the first return spring is elongated, the first and second pulleys 5, 4 are disengaged, and the second slider 31 respectively drives the third and fourth supporting rods 9, 10 to rotate in the direction away from each other around the base 12 through the third and fourth connecting rods 11, 12, the second return spring 10 is elongated, and the third and fourth pulleys 8, 7 are disengaged;

[0089] The cable marking device for power distribution line fault positioning is moved below the high-altitude cable 1, the first motor 22 drives the transmission shaft 13 to rotate by a certain angle, the transmission shaft 13 drives the first and second cams 30 to rotate by a first angle, the near point surfaces of the first and second cams 30 are respectively close to the first and second sliders 31, the first and second cams 30 no longer squeeze the first and second sliders 31, the first and second supporting rods are reset by the first return spring, the first and second supporting rods respectively reset the first and second connecting rods and reset the first slider, the first and second pulleys 5, 4 are abutted, the third and fourth supporting rods 9, 10 are reset by the second return spring 10, the third and fourth supporting rods 9, 10 respectively reset the third and fourth connecting rods 11, 12 and reset the second slider 31, and the third and fourth pulleys 8, 7 are abutted,

[0090] Loosen the cable marker device for power distribution line fault location and make it fall, the first pulley 5, the second pulley 4, the third pulley 8 and the fourth pulley 7 are in contact with the overhead cable 1, so that the cable marker device for power distribution line fault location is hung on the overhead cable 1, the second motor 6 drives the first pulley 5 to rotate, the first pulley 5 drives the second pulley 4 to rotate through the friction strip, and the first pulley 5 and the second pulley 4 cooperate to make the cable marker device for power distribution line fault location walk along the overhead cable 1;

[0091] When walking to the position of the fault point, the third motor 24 drives the first lead screw 23 to rotate forward by a certain angle, the first lead screw 23 drives the right-angle frame 3 to move upward along the guide rod 15 and pushes the buckle 2 at the top end to move upward until it is clamped with the overhead cable 1, the third motor 24 drives the first lead screw 23 to rotate reversely by a certain angle, the first lead screw 23 drives the right-angle frame 3 to move downward along the guide rod 15 to the initial position, the fourth motor 18 drives the second lead screw 17 to rotate by a certain angle, the second lead screw 17 drives the push block 26 to move along the first support plate and pushes the buckle 2 so that the buckle 2 closest to the limiting elastic sheet 16 is located between the two limiting elastic sheets 16, the first clamping strip is clamped in the first groove, and when the cable marker device for power distribution line fault location walks to the position of the next fault point along the overhead cable 1, the above steps are repeated to clamp the buckle 2 at this position for precise and continuous overhead marking.

[0092] The beneficial effects of the present application are that, compared with the prior art,

[0093] The climbing walking mechanism can conveniently hang the device on the overhead cable and walk along it, can move the marking installation mechanism to the fault point, can clamp the buckle at the position of the fault point through the marking installation mechanism, can locate the power distribution line fault through the overhead cable marking, the climbing walking mechanism cooperates with the marking installation mechanism to realize precise and continuous overhead marking, and the risk of manual installation is reduced.

[0094] In the description of the present application, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.

[0095] In addition, the terms "first", "second", etc. are used only to describe purposes and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise explicitly specified and limited.

[0096] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0097] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. In the description of the present application, the description of the reference terms "one scheme", "some schemes", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more schemes or examples in a suitable manner.

[0098] Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present application and not to limit it. Although the present application has been described in detail with reference to the above examples, those skilled in the art should understand that the specific embodiments of the present application can be modified or replaced by equivalents without departing from the spirit and scope of the present application. Any modification or equivalent replacement without departing from the spirit and scope of the present application should be covered within the protection scope of the claims of the present application.

Claims

1. A cable marking device for power distribution line fault location, characterized by, The utility model relates to a cable marker device for power distribution line fault positioning, including: Base (12), the climbing walking mechanism for walking along the overhead cable (1), the marker installation mechanism for the overhead cable (1) mark is positioned to the power distribution line fault, the climbing walking mechanism and marker installation mechanism are all arranged on base (12), the climbing walking mechanism includes: with base (12) rotary connection's first support rod, second support rod, third support rod (9), fourth support rod, first pulley (5), second pulley (4), third pulley (8) and fourth pulley (7), first pulley (5) is rotatively connected with first support rod, second pulley (4) is rotatively connected with second support rod, third pulley (8) is rotatively connected with third support rod (9), fourth pulley (7) is rotatively connected with fourth support rod, first pulley (5) is connected with second motor (6), the marker installation mechanism includes: buckle (2), storage part, drive part, the storage part is used to store buckle (2), and the drive part is used to drive buckle (2), the storage part includes: first support plate and second support plate, first support plate, second support plate all are connected with base (12), and the side of first support plate, second support plate is close to each other and is equipped with the second clamping strip (21) for guiding buckle (2), and the both sides of buckle (2) are equipped with the second recess that cooperates with second clamping strip (21), second support plate includes: bolt (25), first plate body (19) and second plate body (20), first plate body (19) is rotatively connected with second plate body (20), first plate body (19) is connected with base (12), the side of second plate body (20) is close to first support plate and is equipped with second clamping strip (21), one side of second plate body (20) is equipped with second placing seat (27), one side of first plate body (19) is equipped with first placing seat (28), bolt (25) penetrates first placing seat (28), second placing seat (27).

2. The cable marker device for power distribution line fault positioning according to claim 1, wherein: the second motor (6) is connected with the first support rod, the output shaft of the second motor (6) penetrates the first support rod and is connected with the first pulley (5), the first pulley (5), the second pulley (4), the third pulley (8) and the fourth pulley (7) are all in the shape of a circular truncated cone, the first pulley (5) abuts against the second pulley (4), the third pulley (8) abuts against the fourth pulley (7), and the ends of the first pulley (5) and the second pulley (4) close to each other and the ends of the third pulley (8) and the fourth pulley (7) close to each other are both circumferentially linearly provided with friction strips for increasing friction.

3. The cable marker device for power distribution line fault positioning according to claim 1, wherein: The base (12) is provided with a transmission shaft (13), a first motor (22), a first sliding block, a second sliding block (31), the output shaft of the first motor (22) is connected with the transmission shaft (13), the transmission shaft (13) is provided with a first cam and a second cam (30) matched with the first sliding block and the second sliding block (31) respectively, a first connecting rod (14) is arranged between the first supporting rod and the first sliding block, a second connecting rod is arranged between the second supporting rod and the first sliding block, a third connecting rod (11) is arranged between the third supporting rod (9) and the second sliding block (31), and a fourth connecting rod is arranged between the fourth supporting rod and the second sliding block (31).

4. The cable marker device for fault location of distribution lines according to claim 3, characterized in that: The first sliding block and the second sliding block (31) are both in sliding connection with the base (12), the two ends of the first connecting rod (14) are rotatably connected with the first supporting rod and the first sliding block respectively, the two ends of the second connecting rod are rotatably connected with the second supporting rod and the second sliding block (31) respectively, the two ends of the third connecting rod (11) are rotatably connected with the third supporting rod (9) and the second sliding block (31) respectively, the two ends of the fourth connecting rod are rotatably connected with the fourth supporting rod and the second sliding block (31) respectively, the first connecting rod (14), the second connecting rod, the third connecting rod (11) and the fourth connecting rod are all arranged obliquely, the transmission shaft (13) is rotatably connected with the base (12), the first reset spring is arranged between the first supporting rod and the second supporting rod, and the second reset spring (10) is arranged between the third supporting rod (9) and the fourth supporting rod.

5. The cable marker device for fault location of distribution lines according to claim 1, characterized in that: The fourth motor (18) is arranged on the first supporting plate, the output shaft of the fourth motor (18) is connected with a second screw rod (17), the second screw rod (17) is rotatably connected with the first supporting plate, the second screw rod (17) is threadedly connected with a pushing sliding block (26), the pushing sliding block (26) penetrates through the first supporting plate and is in sliding connection with the first supporting plate, and the pushing sliding block (26) is used for pushing the buckle (2).

6. The cable marker device for fault location of distribution lines according to claim 1, characterized in that: The driving part comprises a right-angle frame (3), a third motor (24), a first screw rod (23) and a limiting spring sheet (16), the output shaft of the third motor (24) is connected with the first screw rod (23), the first screw rod (23) is threadedly connected with the right-angle frame (3), the right-angle frame (3) is used for pushing the buckle (2), and the limiting spring sheet (16) is arranged on the two sides of the right-angle frame (3) and is connected with the base (12).

7. The cable marker device for fault location of distribution lines according to claim 6, characterized in that: The base (12) is provided with a counterweight (29) and a guide rod (15) penetrating through the right-angle frame (3) and being in sliding connection with the right-angle frame (3), and the two limiting elastic sheets (16) are provided with first clamping strips on the side close to each other for guiding the buckles (2), and the buckles (2) are provided with first grooves matched with the first clamping strips on the two sides, and the third motor (24) is connected with the base (12), and the first screw rod (23) is in rotary connection with the base (12).

8. A method of using a cable marker device for fault location on a power distribution line, based on the cable marker device for fault location on a power distribution line according to any one of claims 1-7, characterized in that, The steps include: The second plate body (20) is rotated, a plurality of buckles (2) are placed on one side of the first supporting plate, and the second plate body (20) is rotated back to the initial position; The slide block (26) is actuated to push the buckle (2) so that the buckle (2) closest to the limiting elastic sheet (16) is located between the two limiting elastic sheets (16); The first supporting rod and the second supporting rod are rotated towards the direction away from each other, the first pulley (5) is separated from the second pulley (4), the third supporting rod (9) and the fourth supporting rod are rotated towards the direction away from each other, and the third pulley (8) is separated from the fourth pulley (7); The cable marking device for power distribution line fault positioning is moved below the overhead cable (1), the first supporting rod and the second supporting rod are reset, the first pulley (5) is abutted with the second pulley (4), the third supporting rod (9) and the fourth supporting rod are reset, and the third pulley (8) is abutted with the fourth pulley (7), The first pulley (5), the second pulley (4), the third pulley (8) and the fourth pulley (7) are all abutted with the overhead cable (1), and the cable marking device for power distribution line fault positioning is walked along the overhead cable (1); When walking to the position of the fault point, the right-angle frame (3) pushes the buckle (2) at the top end to move upwards until being clamped with the overhead cable (1), the right-angle frame (3) is lowered to the initial position, the slide block (26) is actuated to push the buckle (2) so that the buckle (2) closest to the limiting elastic sheet (16) is located between the two limiting elastic sheets (16), and the cable marking device for power distribution line fault positioning is walked along the overhead cable (1) to the position of the next fault point, and the above steps are repeated to clamp the buckle (2) at the position for precise and continuous overhead marking.

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