Fault distance measuring device of distribution line

Abstract

The invention discloses a distribution line fault distance measuring device which comprises a transmission shell, a bottom plate is arranged above the transmission shell, fault distance measuring equipment is arranged on the bottom plate, four first transmission rods are arranged on the bottom plate, threads are formed in the first transmission rods, and the bottom plate is in threaded connection with the first transmission rods. The bottom of the first transmission rod penetrates into the transmission shell and is rotationally connected with an upper shell body of the transmission shell, a transmission part for driving the first transmission rod to rotate is arranged in the transmission shell, and a supporting plate is arranged at the bottom of the transmission shell. Compared with the prior art, the bottom plate can drive the fault distance measurement equipment to move up and down, so that the height change of the fault distance measurement equipment is controlled, the distance between the fault distance measurement equipment and the ground is adjusted, the applicability of the device is improved, maintenance personnel are prevented from excessively bending down to operate the equipment, and the workload of construction personnel is reduced; and the operation efficiency of fault maintenance is greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of circuit maintenance, and in particular to a fault distance measuring device for a power distribution line. Background Art

[0002] With the rapid increase in the use of power cables today, cable faults are becoming more and more frequent. Being able to detect cable faults in a timely manner has become an urgent priority. Safe and efficient troubleshooting is the basic guarantee for ensuring urban power supply. During the cable maintenance process, a cable fault tester is needed to detect cable faults.

[0003] Existing cable fault testers are almost always placed directly on the ground during use, and maintenance personnel need to bend over excessively to operate them, which affects the maintenance personnel's experience and usage, and increases the maintenance personnel's workload during cable fault testing. Summary of the invention

[0004] The purpose of the present invention is to solve the above-mentioned problem and to provide a fault distance measuring device for a distribution line.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A fault distance measuring device for a distribution line comprises a transmission shell, a base plate is arranged above the transmission shell, a fault distance measuring device is arranged on the base plate, four first transmission rods are arranged on the base plate, the first transmission rods are all provided with threads, the base plate and the first transmission rods are threadedly connected, the bottom of the first transmission rod passes through the transmission shell and is rotatably connected to the upper shell of the transmission shell, a transmission part for driving the first transmission rod to rotate is arranged inside the transmission shell, a support plate is arranged at the bottom of the transmission shell, a moving wheel is arranged at the bottom of the support plate, and a shock absorbing mechanism is arranged between the support plate and the transmission shell.

[0006] Preferably, the transmission part includes a first bevel gear arranged at the bottom end of the first transmission rod, the upper shell of the transmission housing is provided with a plurality of limit seats, the limit seat is rotatably connected to the second transmission rod, one end of the second transmission rod is provided with a second bevel gear meshing with the first bevel gear, and a transmission mechanism for driving the second transmission rod to rotate is provided in the transmission housing.

[0007] Preferably, the transmission mechanism includes a rotating shaft rotatably connected to the upper shell of the transmission shell, a third bevel gear is provided on the rotating shaft, a fourth bevel gear is provided at the other end of the second transmission rod, the third bevel gear and the fourth bevel gear are meshingly connected, and a transmission assembly for driving the rotating shaft to rotate is provided in the transmission shell.

[0008] Preferably, the transmission assembly includes a third transmission rod, a worm is provided at one end of the third transmission rod, a worm wheel meshing with the worm is provided at the bottom of the rotating shaft, a positioning seat is provided in the transmission housing, the third transmission rod and the positioning seat are rotatably connected, and a rotating wheel is provided at the other end of the third transmission rod.

[0009] Preferably, the shock absorbing mechanism includes two fixed seats, which are symmetrically arranged at the two ends of the bottom of the transmission housing, a sliding rod is arranged on the support plate, and sliding seats are respectively arranged at both ends of the sliding rod, a transmission plate is arranged between the sliding seat and the fixed seat, a second spring is arranged between the two sliding seats, and limiting components are arranged on both sides of the support plate.

[0010] Preferably, the slide seat and the slide rod are slidably connected, one end of the transmission plate is rotatably connected to the fixed seat, and the other end of the transmission plate is rotatably connected to the slide seat.

[0011] Preferably, the limiting assembly comprises a limiting cylinder arranged on the supporting plate, a limiting rod is arranged at the bottom of the transmission housing, the limiting rod and the limiting cylinder are slidably connected, and a first spring is arranged between the limiting cylinder and the limiting rod.

[0012] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are: Compared with the prior art, the base plate in the present application drives the fault ranging device to move up and down, thereby controlling the height change of the fault ranging device and adjusting the distance between the fault ranging device and the ground, thereby improving the applicability of the device, avoiding excessive bending of maintenance personnel to operate the equipment, reducing the workload of construction personnel, and greatly improving the operating efficiency of fault inspection and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A front view structural schematic diagram of a distance measuring device provided according to an embodiment of the present invention is shown.

[0014] Figure 2 A rear view structural schematic diagram of a distance measuring device provided according to an embodiment of the present invention is shown.

[0015] Figure 3 A side structural schematic diagram of a distance measuring device provided according to an embodiment of the present invention is shown.

[0016] Figure 4 A schematic diagram of the structure of a distance measuring device provided according to an embodiment of the present invention is shown in a bottom view.

[0017] Figure 5 The embodiment provided according to the present invention shows Figure 4 Schematic diagram of the enlarged structure at point A in the middle.

[0018] Figure 6 The embodiment provided according to the present invention shows Figure 4 Schematic diagram of the enlarged structure at point B in the middle.

[0019] Legend: 1. Transmission housing; 2. Bottom plate; 3. Fault distance measuring device; 4. First transmission rod; 5. First bevel gear; 6. Second transmission rod; 7. Second bevel gear; 8. Limit seat; 9. Rotating shaft; 10. Third bevel gear; 11. Fourth bevel gear; 12. Worm gear; 13. Third transmission rod; 14. Worm; 15. Rotating wheel; 16. Support plate; 17. Moving wheel; 18. Limit rod; 19. Limit cylinder; 20. First spring; 21. Fixed seat; 22. Transmission plate; 23. Sliding seat; 24. Second spring; 25. Sliding rod; 26. Positioning seat. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-6 , the present invention provides a technical solution: A fault distance measuring device for a power distribution line comprises a transmission shell 1, a bottom plate 2 is arranged above the transmission shell 1, a fault distance measuring device 3 is arranged on the bottom plate 2, four first transmission rods 4 are arranged on the bottom plate 2, the first transmission rods 4 are all provided with threads, the bottom plate 2 and the first transmission rods 4 are threadedly connected, the bottom of the first transmission rods 4 penetrates into the transmission shell 1 and is rotatably connected with the upper shell of the transmission shell 1, a transmission part for driving the first transmission rods 4 to rotate is arranged inside the transmission shell 1, a support plate 16 is arranged at the bottom of the transmission shell 1, a moving wheel 17 is arranged at the bottom of the support plate 16, and a shock absorbing mechanism is arranged between the support plate 16 and the transmission shell 1; the bottom plate 2 is rectangular, the four first transmission rods 4 are respectively arranged at the four corners of the bottom plate 2, and the transmission part drives the four first transmission rods 4 to rotate at the same time, so that the bottom plate 2 will drive the fault distance measuring device 3 to move up and down, thereby controlling the height change of the fault distance measuring device 3.

[0022] Specifically, Figure 4 , Figure 5 and Figure 6As shown, the transmission part includes a first bevel gear 5 arranged at the bottom end of the first transmission rod 4, the upper shell of the transmission housing 1 is provided with a plurality of limit seats 8, the limit seat 8 is rotatably connected with the second transmission rod 6, one end of the second transmission rod 6 is provided with a second bevel gear 7 meshing with the first bevel gear 5, a transmission mechanism for driving the second transmission rod 6 to rotate is arranged in the transmission housing 1, the transmission mechanism includes a rotating shaft 9 rotatably connected with the upper shell of the transmission housing 1, a third bevel gear 10 is arranged on the rotating shaft 9, a fourth bevel gear 11 is arranged at the other end of the second transmission rod 6, the third bevel gear 10 is meshed and connected with the fourth bevel gear 11, and a transmission assembly for driving the rotating shaft 9 to rotate is arranged in the transmission housing 1; the third bevel gear 10 is meshed and connected with the four fourth bevel gears 11 at the same time, the third bevel gear 10 rotates, driving the fourth bevel gear 11 to rotate, the fourth bevel gear 11 drives the second bevel gear 7 to rotate through the second transmission rod 6, the second bevel gear 7 drives the first bevel gear 5 to rotate, and the first bevel gear 5 drives the first transmission rod 4 to rotate.

[0023] Specifically, Figure 4 , Figure 5 and Figure 6 As shown, the transmission assembly includes a third transmission rod 13, a worm 14 is provided at one end of the third transmission rod 13, a worm wheel 12 meshing with the worm 14 is provided at the bottom of the rotating shaft 9, a positioning seat 26 is provided in the transmission housing 1, the third transmission rod 13 and the positioning seat 26 are rotatably connected, and a rotating wheel 15 is provided at the other end of the third transmission rod 13; one end of the third transmission rod 13 extends to the outside of the transmission housing 1, and the rotating wheel 15 is located outside the transmission housing 1, and the rotating wheel 15 is rotated, and the rotating wheel 15 drives the third transmission rod 13 to rotate, the third transmission rod 13 drives the worm 14 to rotate, the worm 14 drives the worm wheel 12 to rotate, and the worm wheel 12 drives the third bevel gear 10 to rotate through the rotating shaft 9.

[0024] Specifically, Figure 3 As shown, the shock absorbing mechanism includes two fixed seats 21, which are symmetrically arranged at the two ends of the bottom of the transmission housing 1, a sliding rod 25 is arranged on the support plate 16, and sliding seats 23 are respectively arranged at both ends of the sliding rod 25. A transmission plate 22 is arranged between the sliding seat 23 and the fixed seat 21, and a second spring 24 is arranged between the two sliding seats 23. Limiting components are arranged on both sides of the support plate 16, the sliding seat 23 and the sliding rod 25 are slidably connected, one end of the transmission plate 22 is rotatably connected to the fixed seat 21, and the other end of the transmission plate 22 is rotatably connected to the sliding seat 23. The limiting component includes a limiting cylinder 19 arranged on the support plate 16, a limiting rod 18 is arranged at the bottom of the transmission housing 1, the limiting rod 18 and the limiting cylinder 19 are slidably connected, and a first spring 20 is arranged between the limiting cylinder 19 and the limiting rod 18.

[0025] To sum up, the present embodiment provides a fault distance measuring device for a distribution line, in which the rotating wheel 15 is rotated, the rotating wheel 15 drives the third transmission rod 13 to rotate, the third transmission rod 13 drives the worm 14 to rotate, the worm 14 drives the worm wheel 12 to rotate, the worm wheel 12 drives the third bevel gear 10 to rotate through the rotating shaft 9, the third bevel gear 10 rotates, drives the fourth bevel gear 11 to rotate, the fourth bevel gear 11 drives the second bevel gear 7 to rotate through the second transmission rod 6, the second bevel gear 7 drives the first bevel gear 5 to rotate, the first bevel gear 5 drives the first transmission rod 4 to rotate, so that the bottom plate 2 will drive the fault distance measuring device 3 to move up and down, thereby controlling the height change of the fault distance measuring device 3.

[0026] The above description of the embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fault distance measuring device for a power distribution line, characterized in that: Including transmission housing, base plate, fault distance measuring equipment: A bottom plate is arranged above the transmission housing; A fault distance measuring device is arranged on the bottom plate; Four first transmission rods are arranged on the bottom plate, and the first transmission rods are threadedly connected to the bottom plate; The four first transmission rods penetrate the upper shell of the transmission housing and are rotatably connected to the upper shell; Each of the first transmission rods is provided with a first bevel gear at one end inside the transmission housing; Four second transmission rods are rotatably mounted on the upper shell of the transmission housing through four sets of limit seats; One end of each of the second transmission rods is provided with a second bevel gear meshing with one of the first bevel gears; The four second transmission rods are driven to rotate by a driving mechanism arranged in the transmission housing.

2. A fault distance measuring device for a power distribution line according to claim 1, characterized in that: A support plate is provided at the bottom of the transmission housing; A moving wheel is arranged at the bottom of the support plate; A shock absorbing mechanism is arranged between the support plate and the transmission housing.

3. A fault distance measuring device for a power distribution line according to claim 1, characterized in that: The driving mechanism comprises: a transmission mechanism; The transmission mechanism includes a rotating shaft rotatably connected to the upper shell of the transmission housing; A third bevel gear is arranged on the rotating shaft; The other end of each of the second transmission rods is provided with a fourth bevel gear meshing with the third bevel gear.

4. A fault distance measuring device for a power distribution line according to claim 3, characterized in that: The driving mechanism comprises: a third transmission rod; A worm is disposed at one end of the third transmission rod and meshes with a worm wheel disposed at the bottom of the rotating shaft; A positioning seat is provided in the transmission housing, and the third transmission rod is rotatably connected to the positioning seat; The other end of the third transmission rod is provided with a rotating wheel.

5. A fault distance measuring device for a power distribution line according to claim 2, characterized in that: The shock absorbing mechanism includes two fixing seats; The two fixing seats are symmetrically arranged at two ends of the bottom of the transmission housing; The support plate is provided with a slide bar, and both ends of the slide bar are respectively provided with slide seats; A transmission plate is arranged between the sliding seat and the fixing seat; A second spring is arranged between the two slide seats; Limiting components are arranged on both sides of the support plate.

6. A fault distance measuring device for a power distribution line according to claim 5, characterized in that: Also includes: The slide seat is slidably connected to the slide rod, one end of the transmission plate is rotatably connected to the fixed seat, and the other end of the transmission plate is rotatably connected to the slide seat.

7. A fault distance measuring device for a power distribution line according to claim 5, characterized in that: The limiting assembly comprises: a limiting cylinder arranged on the supporting plate; A limit rod is provided at the bottom of the transmission housing; The limiting rod is slidably connected to the limiting cylinder; A first spring is arranged between the limiting cylinder and the limiting rod.

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