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CN-224231868-U - Online monitoring device for lightning arrester

CN224231868UCN 224231868 UCN224231868 UCN 224231868UCN-224231868-U

Abstract

The utility model relates to the field of lightning arrester on-line monitoring devices, and discloses a lightning arrester on-line monitoring device which comprises a mounting rack and a lightning arrester base, wherein the top end of the mounting rack is fixedly connected with the lightning arrester base, the top end of the lightning arrester base is fixedly connected with a lightning arrester body, a support is fixedly connected in the lightning arrester base, the top end of the support is fixedly connected with a fixing seat, the top of the fixing seat is fixedly connected with a fixing plate, and the top of the fixing plate is welded with a shell. The on-line monitoring device for the lightning arrester capable of supporting self-diagnosis and end-side analysis is provided with the connecting terminal, the main body of the device is arranged in the lightning arrester base equipped with the lightning arrester body, the device is connected with the lightning arrester body through the connecting terminal and the connecting wire, leakage current energy taking is lower than 100uA, intermittent operation is realized, the output end is connected to the main grounding grid through a wire, a voltage signal is not needed, an additional power supply or an additional voltage synchronization cable is not needed, and the problem that the lightning arrester needs additional electricity taking is solved.

Inventors

  • LI JIAJIAN
  • GUO HONGYU
  • XIE JIEXIANG

Assignees

  • 四川瑞霆智汇科技有限公司

Dates

Publication Date
20260512
Application Date
20250429

Claims (9)

  1. 1. An on-line lightning arrester monitoring device comprises a mounting frame (13) and a lightning arrester base (5) and is characterized in that the lightning arrester base (5) is fixedly connected to the top end of the mounting frame (13), the lightning arrester body (1) is fixedly connected to the top end of the lightning arrester base (5), a support (9) is fixedly connected to the inside of the lightning arrester base (5), a fixing seat (8) is fixedly connected to the top end of the support (9), a fixing plate (7) is fixedly connected to the top of the fixing seat (8), a shell (6) is welded to the top of the fixing plate (7), a connecting terminal (4) is arranged on the left side of the shell (6), and a connecting wire (2) is connected between the lightning arrester body (1) and the connecting terminal (4).
  2. 2. The on-line monitoring device for the lightning arrester is characterized in that the lightning arrester base (5) is arranged in a hollow mode, and the left side of the lightning arrester base (5) is arranged in a closed mode.
  3. 3. The on-line monitoring device for the lightning arrester according to claim 1, wherein the connecting wire (2) penetrates through the left side wall of the lightning arrester base (5) and extends into the shell (6), a wire groove (3) is formed at the joint of the connecting wire (2) and the lightning arrester base (5), an insulating rubber sheet (16) is glued in the wire groove (3), and a channel for the connecting wire (2) to penetrate is formed in the center of the insulating rubber sheet (16).
  4. 4. The on-line monitoring device for lightning arrester according to any one of claims 1 to 3, wherein the bottom edge of the fixing seat (8) is slope-shaped, and the shape of the fixing seat (8) is matched with that of the lightning arrester base (5).
  5. 5. The on-line monitoring device of the lightning arrester according to claim 4, wherein a first bolt (10) is fixedly connected between the fixing seat (8) and the fixing plate (7), a second bolt (11) is fixedly connected between the fixing seat (8) and the bracket (9), and a third bolt (12) is fixedly connected between the bracket (9) and the mounting frame (13).
  6. 6. The on-line monitoring device for lightning arrester according to any one of claims 1 to 3, wherein the bracket (9) and the fixing seat (8) form an I-shaped supporting structure.
  7. 7. The on-line monitoring device for lightning arrester according to any one of claims 1 to 3, wherein the outer wall of the shell (6) is provided with a mounting groove (14), and an instrument panel (15) is fixedly connected in the mounting groove (14).
  8. 8. An on-line monitoring device for lightning arresters according to any of claims 1 to 3, characterized in that the housing (6) is connected to the main ground network by means of wires.
  9. 9. The on-line monitoring device for lightning arrester according to claim 4, wherein the housing (6) is connected to the main ground network by a wire.

Description

Online monitoring device for lightning arrester Technical Field The utility model relates to the technical field of circuit power grids, in particular to an on-line lightning arrester monitoring device applicable to a circuit power grid. Background The on-line monitoring device for the lightning arrester is an electric auxiliary device for carrying out state monitoring and data acquisition on the lightning arrester in operation, can judge the insulation state and the service life of the lightning arrester, avoids breakdown or failure accidents in operation, requires additionally laying an external power cable or a voltage synchronization signal line to maintain operation, increases the installation engineering quantity, easily causes the problems of poor contact, cable aging and the like due to complex wiring, and in addition, the device usually needs to cut off a circuit of the lightning arrester for power failure operation during installation and replacement, increases operation and maintenance burden and influences power supply. Disclosure of utility model The utility model aims to provide an on-line monitoring device for a lightning arrester, which is used for solving the problem that an external power cable is required to be additionally laid in the background technology. In order to achieve the purpose, the technical scheme is that the on-line arrester monitoring device comprises a mounting frame and an arrester base, wherein the arrester base is fixedly connected to the top end of the mounting frame, an arrester body is fixedly connected to the top end of the arrester base, a support is fixedly connected to the inside of the arrester base, a fixing seat is fixedly connected to the top end of the support, a fixing plate is fixedly connected to the top of the fixing seat, a shell is welded to the top of the fixing plate, a connecting terminal is arranged on the left side of the shell, and a connecting wire is connected between the arrester body and the connecting terminal. As a further technical scheme of the utility model, the lightning arrester base is arranged in a hollow manner, and the left side of the lightning arrester base is arranged in a closed manner. As a further technical scheme of the utility model, the connecting wire penetrates through the left side wall of the lightning arrester base and extends into the shell, a wire slot is arranged at the joint of the connecting wire and the lightning arrester base, an insulating rubber sheet is glued in the wire slot, and a channel for the connecting wire to pass through is formed in the center of the insulating rubber sheet. As a further technical scheme of the utility model, the bottom edge of the fixing seat is in a slope shape, and the shape of the fixing seat is matched with that of the lightning arrester base. As a further technical scheme of the utility model, a first bolt is fixedly connected between the fixed seat and the fixed plate, a second bolt is fixedly connected between the fixed seat and the bracket, and a third bolt is fixedly connected between the bracket and the mounting frame. As a further technical scheme of the utility model, the bracket and the fixing seat form an I-shaped supporting structure. As a further technical scheme of the utility model, the outer wall of the shell is provided with a mounting groove, and an instrument panel is fixedly connected in the mounting groove. As a further technical solution of the present utility model, the housing is connected to the main ground network by a wire. (1) Compared with the prior art, the on-line monitoring device for the lightning arrester has the beneficial effects that the on-line monitoring device for the lightning arrester is beneficial to achieving the electricity taking by utilizing the leakage current of the lightning arrester, does not need to lay an additional power supply or a voltage synchronization cable, can be assembled immediately without power failure, has good corrosion resistance, moisture resistance, pollution resistance, vibration resistance and other capacities, ensures the safe operation of equipment, achieves the visual understanding of the operation state of the lightning arrester body, and supports the analysis and diagnosis of the operation state of the lightning arrester body. Drawings FIG. 1 is a schematic elevational view of the present utility model; FIG. 2 is a schematic side view of the housing of the present utility model; Fig. 3 is a schematic front view of the connecting terminal of the present utility model; fig. 4 is a schematic side view of the trunking of the present utility model. In the figure, 1, a lightning arrester body, 2, a connecting wire, 3, a wire slot, 4, a connecting terminal, 5, a lightning arrester base, 6, a shell, 7, a fixing plate, 8, a fixing seat, 9, a bracket, 10, a first bolt, 11, a second bolt, 12, a third bolt, 13, a mounting rack, 14, a mounting groove, 15, an instrument panel, 16 and an insulating rubber sheet. Det