CN210378816U - Isolation and grounding operation mechanism of solid insulation cabinet - Google Patents

Abstract

The utility model discloses an isolation and ground connection operating device of solid insulated cabinet, including corresponding front bezel and the back splint that sets up, through connecting rod fixed connection between front bezel and the back splint, the front bezel with normal running fit connects operation axle and two axis of rotation, two between the back splint the one end that the operation axle stretches out the front bezel outside cup joints fixed plate, at every the one end that the axis of rotation stretches out the front bezel outside cup joints fixed swinging plate symmetrical fixed connection push rod on the fixed plate, two push rod one-to-ones and two the swinging plate contacts, reset device is connected in the rotation of front bezel one side. The utility model has the advantages that: the utility model discloses because fixed plate, swinging plate and resetting means all set up in the front plate front side, consequently when this operating device broke down, only need demolish solid insulation cabinet board just can maintain.

Description

Isolation and grounding operation mechanism of solid insulation cabinet

Technical Field

The utility model relates to a solid insulation cabinet technical field especially relates to a solid insulation cabinet's isolation and ground connection operating device.

Background

The solid insulation cabinet is a ring main unit which encapsulates and encapsulates a vacuum arc extinguish chamber and a main conductive loop of a conductive connection, an isolating switch, an earthing switch, a main bus, a branch bus and the like of the vacuum arc extinguish chamber into one or more modules which have certain functions, can be recombined or expanded again and have full insulation and full sealing performance after being singly or combined by a solid insulation medium, and the surface of the module which can be touched by people is coated with a conductive or semiconductive shielding layer and can be directly grounded. The switching-on and switching-off mechanism is a mechanism for controlling the on and off of an internal circuit, and is usually linked with a circuit breaker in a cabinet body, so that the switching-on and switching-off operation of the circuit breaker arranged in the cabinet body is conveniently carried out outside the cabinet body.

Among the prior art, lightning protection and ground mechanism include front plate, back splint, main shaft, combined floodgate subassembly, separating brake subassembly and divide-shut brake coil pack usually, front plate and back splint parallel fixation are equipped with the intermediate lamella between front plate and the back splint, the main shaft passes the intermediate lamella and is connected with separating brake subassembly and combined floodgate subassembly transmission. The closing assembly in the prior art is usually arranged between a front clamping plate and a rear clamping plate, so that when the isolating and grounding mechanism has a fault, the operating mechanism must be completely removed to reset.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an isolation and grounding operation mechanism of a solid insulation cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an isolation and grounding operating mechanism of a solid insulation cabinet comprises a front clamping plate and a rear clamping plate which are correspondingly arranged, the front clamping plate and the rear clamping plate are fixedly connected through a connecting rod, the front clamping plate and the rear clamping plate are connected with an operating shaft and two rotating shafts in a rotating fit manner, the two rotating shafts are symmetrically arranged at two sides of the operating shaft, one ends of the operating shaft and the two rotating shafts facing the front clamping plate penetrate through the front clamping plate and extend out of the front clamping plate, a fixed plate is sleeved and fixed at one end of the operating shaft extending out of the front splint, a swinging plate is sleeved and fixed at one end of each rotating shaft extending out of the front splint, push rods are symmetrically and fixedly connected on the fixed plate, the two push rods are in one-to-one correspondence to be contacted with the two swing plates, and one side of the front clamping plate is also symmetrically and fixedly connected with two fixed shafts, and each fixed shaft is connected with a reset device for resetting the swinging plate in a rotating matching manner.

Preferably, a first arc groove is formed on one side, facing the push rod, of each swinging plate.

Preferably, the push rod comprises a push column, one end of the push column is fixedly connected to the fixing plate, and the other end of the push column is fixedly connected to the first cylinder.

Preferably, a second arc groove is arranged on one side of each swinging plate facing the resetting device.

Preferably, resetting means includes the staving, staving bottom fixed connection rotor plate is equipped with the rotation hole on the rotor plate, the rotor plate cup joints through rotating the hole the fixed axle outside and can rotate around the fixed axle, sliding fit connects the guide bar in the staving, fixed connection spring between staving inboard bottom and the guide bar, the one end fixed connection round bar of spring is kept away from to the guide bar, the one end fixed connection second cylinder of guide bar is kept away from to the round bar, the second cylinder with the second circular arc groove corresponds the setting.

Preferably, the barrel wall of the barrel body is symmetrically provided with two straight circular grooves, the guide rod is symmetrically provided with two threaded holes, each threaded hole is connected with a positioning pin in a threaded fit mode, and the two positioning pins are arranged in the two straight circular grooves in a one-to-one correspondence mode and can slide along the straight circular grooves.

The utility model has the advantages that: the utility model provides an isolation and ground connection operating device use in being arranged in solid insulated cabinet, it is compared in prior art, simple structure, the mechanism is stable and light in weight, when rotating the operation axis and rotate, can promote the rotor plate through the push rod and rotate to keep apart or the ground connection operation to solid insulated cabinet, because fixed plate, swing board and resetting means all set up in the front plate front side, consequently when this operating device breaks down, only need demolish solid insulated cabinet board just can maintain.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a basic structure diagram of the resetting device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in figures 1-3, the isolation and grounding operation mechanism for a solid insulation cabinet provided by the present invention comprises a front clamp plate 1 and a rear clamp plate 12 which are correspondingly arranged, the front clamp plate 1 and the rear clamp plate 12 are fixedly connected by a connecting rod 11, the front clamping plate 1 and the rear clamping plate 12 are connected with an operating shaft 2 and two rotating shafts 3 in a rotating fit manner, the two rotating shafts 3 are symmetrically arranged at two sides of the operating shaft 2, one ends of the operating shaft 2 and one ends of the two rotating shafts 3 facing the front clamping plate 1 penetrate through the front clamping plate 1 and extend out of the front clamping plate 1, the one end that the operating shaft 2 stretches out the front plate 1 outside cup joints fixed plate 4, every the one end that the axis of rotation 3 stretches out the front plate 1 outside cup joints fixed swing board 5, every swing board 5 all is equipped with first circular arc groove 51 towards one side of push rod, every swing board 5 all is equipped with second circular arc groove 52 towards one side of resetting means 6. Symmetry fixed connection push rod, two push rod one-to-ones and two on fixed plate 4 swing board 5 contacts, and the push rod is including promoting post 21, promote 21 one end fixed connection of post on fixed plate 4, promote the first cylinder 22 of 21 other ends fixed connection of post, first cylinder 22 sets up in first circular arc groove 51, and first cylinder 22 can increase the area of contact of first cylinder 22 and first circular arc groove 51 in first circular arc groove 51, conveniently drives swing board 5 swing.

Two fixed shafts are symmetrically and fixedly connected to one side of the front clamping plate 1, and a reset device 6 for resetting the swinging plate 5 is connected to each fixed shaft in a rotating matching mode. Resetting means 6 includes staving 61, staving 61 bottom fixed connection rotor plate 62, is equipped with on the rotor plate 62 and rotates hole 621, the rotor plate 62 cup joints through rotating hole 621 the fixed axle outside and can rotate around the fixed axle, sliding fit connects guide bar 63 in staving 61, fixed connection spring 64 between staving 61 inboard bottom and the guide bar 63, spring 64's one end fixed connection round bar 66 is kept away from to guide bar 63, the one end fixed connection second cylinder 67 of guide bar 63 is kept away from to round bar 66, second cylinder 67 with second circular arc groove 52 corresponds the setting. Two straight circular grooves 611 are symmetrically arranged on the barrel wall of the barrel body 61, two threaded holes are symmetrically arranged on the guide rod 63, a positioning pin 65 is connected in each threaded hole in a threaded fit manner, and the two positioning pins 65 are correspondingly arranged in the two straight circular grooves 611 one by one and can slide along the straight circular grooves 611. The guide rod 63 can be positioned through the positioning pin 65, the guide rod 63 is prevented from rotating in the sliding process, the guide rod 63 can be limited through the positioning pin 65 and the straight circular groove 611, and the guide rod 63 is prevented from falling off from the barrel body 61 in the sliding process.

When the interlocking mechanism is used, the interlocking mechanisms for controlling the grounding and the isolation of the solid insulation cabinet are respectively arranged on the rotating shaft 3, the operating shaft 2 is rotated to drive the fixing plate 4 to rotate, the fixing plate 4 pushes the swinging plate 5 to rotate through the push rod in the rotating process, and the swinging plate 5 drives the rotating shaft 3 to rotate, so that the interlocking mechanism for controlling the grounding or the isolation is controlled. When the isolation and grounding function is not used, the operation shaft 2 is rotated and the swing plate 5 is reset by the reset device 6.

Claims (6)

1. The utility model provides an isolation and ground connection operating device of solid insulated cabinet, is including corresponding front splint (1) and the back splint (12) that set up, through connecting rod (11) fixed connection, its characterized in that between front splint (1) and back splint (12): the front clamping plate (1) and the rear clamping plate (12) are connected with an operating shaft (2) and two rotating shafts (3) in a rotating fit manner, the two rotating shafts (3) are symmetrically arranged at two sides of the operating shaft (2), one ends of the operating shaft (2) and the two rotating shafts (3) facing the front clamping plate (1) penetrate through the front clamping plate (1) and extend out of the front clamping plate (1), a fixed plate (4) is sleeved and fixed at one end of the operating shaft (2) extending out of the front splint (1), a swinging plate (5) is sleeved and fixed at one end of each rotating shaft (3) extending out of the front clamping plate (1), push rods are symmetrically and fixedly connected on the fixed plate (4), the two push rods are in one-to-one correspondence to be contacted with the two swing plates (5), two fixed axles are symmetrically and fixedly connected to one side of the front clamping plate (1), and a reset device (6) used for resetting the swinging plate (5) is connected to each fixed axle in a rotating matching manner.

2. The isolation and grounding operating mechanism of a solid insulated cabinet according to claim 1, wherein: and one side of each swinging plate (5) facing the push rod is provided with a first arc groove (51).

3. The isolation and grounding operating mechanism of a solid insulated cabinet according to claim 2, wherein: the push rod comprises a push column (21), one end of the push column (21) is fixedly connected to the fixing plate (4), and the other end of the push column (21) is fixedly connected with a first cylinder (22).

4. The isolation and grounding operating mechanism of a solid insulated cabinet according to claim 1, wherein: and a second arc groove (52) is formed in one side, facing the reset device (6), of each swinging plate (5).

5. The isolation and grounding operating mechanism of a solid insulated cabinet according to claim 4, wherein: resetting means (6) include staving (61), staving (61) bottom fixed connection rotor plate (62), are equipped with on rotor plate (62) and rotate hole (621), rotor plate (62) cup joint through rotating hole (621) the fixed axle outside just can rotate around the fixed axle, sliding fit connects guide bar (63) in staving (61), fixed connection spring (64) between staving (61) inboard bottom and guide bar (63), one end fixed connection round bar (66) of spring (64) are kept away from in guide bar (63), the one end fixed connection second cylinder (67) of guide bar (63) are kept away from in round bar (66), second cylinder (67) with second circular arc groove (52) correspond the setting.

6. The isolation and grounding operating mechanism of a solid insulated cabinet according to claim 5, wherein: two straight circular grooves (611) are symmetrically arranged on the barrel wall of the barrel body (61), two threaded holes are symmetrically arranged on the guide rod (63), a positioning pin (65) is connected in each threaded hole in a threaded fit mode, and the two positioning pins (65) are arranged in the two straight circular grooves (611) in a one-to-one correspondence mode and can slide along the straight circular grooves (611).

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