CN-120601263-B - Outdoor cubical switchboard is hit in lightning protection

Abstract

The invention discloses a lightning protection type outdoor switch cabinet, which relates to the field of switch cabinets and solves the problem that the existing switch cabinet is difficult to overhaul a lightning rod, and the lightning protection type outdoor switch cabinet comprises a switch cabinet body and a mounting plate arranged on the outer side of the switch cabinet body, wherein a mounting box is arranged on the inner side of the mounting plate, the lightning rod is arranged on the inner side of the mounting box, movable through holes are formed in the top of the switch cabinet body and the top of the mounting box, a lead is arranged at the bottom of the lightning rod, and a grounding grid is arranged at one end of the lead; the lightning rod maintenance device comprises a mounting box, a mounting hole, a positioning mechanism, a lightning rod moving mechanism, a positioning mechanism and a lightning rod moving mechanism, wherein the mounting box is arranged on the inner side of the mounting box, the positioning mechanism is used for moving and accommodating the lightning rod, the positioning mechanism is arranged on the inner side of the mounting box, the lightning rod can be retracted into the switch cabinet body, maintenance of workers is facilitated, climbing is not needed, the lightning rod can be moved to the top of the switch cabinet body through the mounting box and the moving hole on the switch cabinet body, protection of the lightning rod against the switch cabinet body is guaranteed, and therefore the effect of improving the maintenance safety of the lightning rod is achieved.

Inventors

• XU WEN
• SHEN WEIDONG
• SONG JIANBO

Assignees

• 中苏智慧电力有限公司

Dates

Publication Date

20260508

Application Date

20250609

Claims (8)

1. 1. The lightning protection type outdoor switch cabinet is characterized by comprising a switch cabinet body and a mounting plate arranged on the outer side of the switch cabinet body, wherein the mounting plate is arranged on the inner side of the mounting plate, a lightning rod is arranged on the inner side of the mounting plate, movable through holes are formed in the top of the switch cabinet body and the top of the mounting plate, a lead is arranged at the bottom of the lightning rod, and a grounding grid is arranged at one end of the lead; Further comprises: The lightning rod is movably accommodated, the positioning mechanism is arranged on the inner side of the installation box and comprises a bottom box arranged at the bottom of the installation box, two screws are rotatably arranged between the inner side of the bottom box and the inner wall of the top of the installation box, moving blocks are assembled on the outer threads of the screws, an installation sleeve frame is fixedly arranged between the two moving blocks, an optical axis for limiting and sliding of the moving blocks is arranged on the inner side of the installation box, one end of the lightning rod is fixedly arranged on the inner side of the installation sleeve frame, a synchronous belt is rotatably arranged between the two screws, a driving motor is arranged at the bottom of the bottom box, and the output end of the driving motor is fixedly connected with the adjacent screws; The leakage-proof mechanism is used for sealing and waterproofing the moving perforation on the switch cabinet body, the leakage-proof mechanism is arranged on the inner side of the switch cabinet body and comprises a mounting cavity which is formed in the top of the switch cabinet body, a sealing plate is arranged on the inner side of the mounting cavity, a mounting rod is rotatably arranged on one side of the sealing plate, a projection which is used for rotatably mounting the bottom end of the mounting rod is arranged on the outer side of the mounting box, a sleeve is slidably arranged on the outer side of the mounting rod, the sleeve is fixedly connected with a mounting sleeve frame through a sliding plate, a long groove which is used for limiting and sliding the sliding plate is arranged on the outer side of the mounting box, two symmetrically distributed sliding blocks are fixedly arranged on the inner side of the sleeve, spiral grooves which are used for limiting and sliding the sliding blocks are formed in the outer side of the mounting rod, and vertical grooves are formed in two ends of the spiral grooves; The quick detach mechanism is used for opening and overhauling the switch cabinet body, and the quick detach mechanism is installed on the outer side of the mounting plate.
2. 2. The outdoor switch cabinet of claim 1, wherein the quick-release mechanism comprises a first hanging plate arranged on the outer side of a mounting plate, a positioning plate arranged on the outer side of the first hanging plate is arranged on the outer side of the mounting plate, a second hanging plate is hinged on the outer side of the positioning plate, overhaul openings are formed in the outer sides of the mounting plate and the mounting box, a baffle plate is slidably arranged in the overhaul openings in the mounting plate, a sliding cavity for limiting sliding of the baffle plate is formed in the mounting plate, a plurality of pull belts are arranged between the baffle plate and the second hanging plate, a roller bracket matched with the pull belts is fixedly arranged on the inner side of the sliding cavity, a plurality of positioning springs are fixedly arranged between the baffle plate and the inner side of the sliding cavity, two sliding rods are fixedly arranged between the detection opening of the mounting plate and the inner side of the sliding cavity, and the sliding rods penetrate through the baffle plate in a sliding mode.
3. 3. The outdoor switch cabinet of claim 1, wherein the inner side of the mounting plate is fixedly provided with a take-up reel matched with the lead wire.
4. 4. The outdoor switch cabinet of claim 1, wherein the movable through hole of the switch cabinet body is internally provided with a sealing ring.
5. 5. The outdoor switch cabinet of claim 1, wherein two sliding beads are rotatably mounted at the bottom of the sealing plate, and an arc-shaped groove for limiting sliding of the sliding beads is formed in the inner side of the mounting cavity.
6. 6. The outdoor switch cabinet of claim 1, wherein the arc-shaped rod is arranged on the inner side of the installation cavity and penetrates through the sealing plate in a sliding mode, an arc-shaped spring is arranged on the outer side of the arc-shaped rod, and the arc-shaped spring is fixedly arranged between the inner side of the installation cavity and the outer side of the sealing plate.
7. 7. The outdoor switch cabinet of claim 1, wherein the top of the protruding block on the mounting box is fixedly provided with a guiding sleeve, and the sleeve is slidably arranged on the inner side of the guiding sleeve.
8. 8. An outdoor switchgear against lightning strokes according to claim 2, characterized in that the outer side of the first suspension plate is provided with a U-shaped handle.

Description

Outdoor cubical switchboard is hit in lightning protection Technical Field The invention relates to the field of switch cabinets, in particular to a lightning protection type outdoor switch cabinet. Background The outdoor switch cabinet is an electrical device installed in an outdoor environment and used for power distribution, control and protection, generally comprises components such as a circuit breaker, a disconnecting switch, a transformer, a protection device and the like, and is widely applied to occasions such as power grids, industrial and mining enterprises, rail transit and the like and bears functions such as distribution of electric energy, on-off of a circuit, fault protection and the like. Outdoor switch cabinet exposes in open environment, if near there is not higher building or lightning rod protection, probably hit by the thunderbolt direct, lead to equipment damage, insulation breakdown even initiate the conflagration, even lightning does not hit the switch cabinet directly, electromagnetic induction or static induction that near the thunderbolt produced also can produce instantaneous high voltage on cable, generating line, damage inside electronic component, consequently, outdoor switch cabinet needs to have lightning protection function, lightning rod on the current switch cabinet adopts the bolt fastening at the top of switch cabinet generally, need climb or use auxiliary assembly during the maintenance, because outdoor topography is complicated, the degree of difficulty of climbing equipment placement has been increased, then be difficult to overhaul the lightning rod, the security is lower. Disclosure of Invention The invention aims to provide a lightning protection type outdoor switch cabinet, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present invention provides the following technical solutions: The lightning protection type outdoor switch cabinet comprises a switch cabinet body, a mounting plate fixedly mounted on the outer side of the switch cabinet body, a mounting box fixedly mounted on the inner side of the mounting plate, a lightning rod arranged on the inner side of the mounting box, moving through holes for limiting sliding of the lightning rod and arranged on the top of the switch cabinet body and the top of the mounting box, a lead wire mounted on the bottom of the lightning rod, a grounding grid fixedly mounted on one end of the lead wire and located below the switch cabinet body, a positioning mechanism and a leakage-proof mechanism, wherein the positioning mechanism is used for moving and storing the lightning rod, the positioning mechanism is mounted on the inner side of the mounting box, the leakage-proof mechanism is used for sealing and preventing the moving through holes on the switch cabinet body, the leakage-proof mechanism is mounted on the inner side of the switch cabinet body, the quick disassembly mechanism is used for opening and overhauling the switch cabinet body, and the quick disassembly mechanism is mounted on the outer side of the mounting plate. Preferably, the positioning mechanism comprises a bottom box fixedly mounted at the bottom of the mounting box, an opening for the lead to pass through is formed in the bottom of the bottom box, two screws are rotatably mounted between the inner side of the bottom box and the inner wall of the top of the mounting box, moving blocks are mounted on the outer side threads of the screws, a mounting sleeve frame is fixedly mounted between the two moving blocks, an optical axis for limiting and sliding of the moving blocks is fixedly mounted on the inner side of the mounting box, a lightning rod is close to one end of the lead and is fixedly mounted on the inner side of the mounting sleeve frame, a synchronous belt is rotatably mounted between the two screws and is located on the inner side of the bottom box, a driving motor is fixedly mounted at the bottom of the bottom box, and the output end of the driving motor is fixedly connected with the adjacent screws. Preferably, the leakage prevention mechanism comprises a mounting cavity arranged at the top of the switch cabinet body, a sealing plate is arranged on the inner side of the mounting cavity, the size of the sealing plate is larger than the size of a movable through hole on the switch cabinet body, a mounting rod is rotatably arranged on one side of the sealing plate, the mounting rod extends to the outer side of the mounting box, a projection for being rotatably arranged at the bottom end of the mounting rod is arranged on the outer side of the mounting box, a sleeve is slidably arranged on the outer side of the mounting rod, the sleeve is fixedly connected with the mounting sleeve frame through a sliding plate, long grooves for limiting sliding of the sliding plate are formed in the outer side of the mounting box, two symmetrically distributed sliding blocks are fixedly arranged on the inner si