CN209766275U

CN209766275U - XGN2-12 breaker cabinet electrical interlocking device

Info

Publication number: CN209766275U
Application number: CN201920904762.2U
Authority: CN
Inventors: 刘希花; 秦成伟; 毛彦军; 李永豪; 李硕
Original assignee: SHANDONG TAIKAI VACUUM SWITCH CO Ltd
Current assignee: SHANDONG TAIKAI VACUUM SWITCH CO Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2019-12-10
Anticipated expiration: 2029-06-17

Abstract

The utility model discloses an XGN2-12 breaker cabinet electrical interlocking device, which comprises an operating handle, a special-shaped plate, a connecting rod and a microswitch, wherein the operating handle is arranged on an operating panel of a switch cabinet and can rotate, the operating handle is fixedly connected with the special-shaped plate through a rotating shaft, the whole special-shaped plate is a V-shaped plate, the middle part of the special-shaped plate is fixedly connected with the rotating shaft, one end of the special-shaped plate is hinged with a bent plate, the bent plate is connected with a mechanical connecting rod, the other end of the special-shaped plate is a shifting fork, the connecting rod is a long strip-shaped rod and is horizontally arranged, a guide groove is fixedly connected at the inner side of the operating panel, the connecting rod passes through the guide groove and is in sliding connection with the guide groove, a pin is fixedly connected with one end of the connecting rod, the pin is arranged in the shifting fork and is in contact, reasonable in design, simple to operate, it is chain simple, the crimping is reliable.

Description

XGN2-12 breaker cabinet electrical interlocking device

Technical Field

The utility model relates to a circuit breaker cubical switchboard accessory, in particular to XGN2-12 circuit breaker cabinet electrical interlocking device.

Background

The XGN2-12 switch cabinet is a fixed type welding switch cabinet, has the characteristics of simple structure and reliable quality, is spacious in space in the cabinet, is easy to overhaul, and is widely applied to occasions with frequent operation. For an XGN2-12 switchgear containing a vacuum circuit breaker, consideration must be given to the breaking latching position of the switchgear and the mechanical and electrical latching of the circuit breaker. When the operating handle of cubical switchboard is hit the disconnected shutting position promptly, the circuit breaker can not close a floodgate regardless of machinery or electricity to guarantee maintainer's safety. At present, the linkage of the bottom of the circuit breaker is adopted by a general breaking blocking position and the mechanical blocking of the circuit breaker, as shown in fig. 4, an electrical linkage part is in a mode that a pressing plate and a microswitch K are connected and installed at the lower end of a mechanical linkage rod, an operating panel is connected with a rotating shaft of an operating handle, the operating panel is connected with a transmission mechanical linkage rod through a bent plate, and when the operating handle rotates, the mechanical linkage rod drives the pressing plate to press the microswitch, so that the contact of the microswitch at the bottom is disconnected, and a closing loop is disconnected.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a XGN2-12 circuit breaker cabinet electrical interlocking device, structural design is reasonable, and the electrical apparatus is chain to be triggered reliably, overhauls convenient safety.

In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:

the utility model provides a XGN2-12 circuit breaker cabinet electrical interlocking device, it includes operating handle, the dysmorphism board, the connecting rod, micro-gap switch, operating handle installs on the operating panel of cubical switchboard, it is rotatable, it is through pivot and dysmorphism board fixed connection, the dysmorphism board is whole to be the V-arrangement board, middle part and pivot fixed connection, one end is articulated with the bent plate, the bent plate is connected with mechanical interlocking pole, the other end of dysmorphism board is the shift fork, the connecting rod is rectangular shape pole, the level sets up, the inboard fixedly connected with guide way of operating panel, the connecting rod passes the guide way and slide left and right with it, the one end fixedly connected with round pin of connecting rod, the round pin sets up in the shift fork, and be connected with the shift fork contact, the inboard fixedly connected mounting panel of instrument door, mounting panel fixed connection micro.

The structure of shift fork for the bar shaped plate that has the U-shaped groove, the V-arrangement is constituteed with the one end of dysmorphism board to the bar shaped plate, the round pin setting on the connecting rod is in the U-shaped inslot of shift fork, when the shift fork rotated along with the pivot, its U-shaped groove and round pin sliding connection to shift round pin displacement about dialling.

The inner side of the instrument door is provided with a stud, and the mounting plate is fixedly connected with the instrument door through the stud.

The utility model has the advantages that: the whole device is simple in structure, reasonable in design and convenient to install, and the interlocking part of the electric appliance is installed by means of the stud on the inner side of the instrument door, so that the device is convenient to overhaul; the interlocking device is safe and reliable, is not influenced by the size precision of the welding cabinet, and when the handle is driven to a breaking and locking position, the microswitch can be pressed by the straight-line motion of the pin directly connected with the handle, so that the interlocking is simple, and the crimping is reliable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view at J of FIG. 1;

Fig. 3 is a schematic bottom view of the embodiment of the present invention;

fig. 4 is a schematic of the position of a conventional circuit breaker cabinet microswitch.

As shown in the figure, 1-stud 1, 2-mounting plate 2, 3-microswitch 3, 4-connecting rod 4, 5-instrument door 5, 6-pin 6, 7-special plate 7, 8-rotating shaft 8, 9-operating handle 9, 10-bent plate 10, 11-mechanical interlocking rod 11, 12-operating panel 12, 13-shifting fork 13.

Detailed Description

As shown in the attached drawings, the utility model relates to an XGN2-12 electric interlocking device of a breaker cabinet, which comprises an operating handle 9, a special-shaped plate 7, a connecting rod 4 and a micro switch 3, wherein the operating handle 9 is arranged on an operating panel 12 of the switch cabinet and can rotate, the operating handle is fixedly connected with the special-shaped plate 7 through a rotating shaft 8, the whole special-shaped plate 7 is a V-shaped plate, the middle part of the special-shaped plate is fixedly connected with the rotating shaft 8, one end of the special-shaped plate is hinged with a bent plate 10, the bent plate 10 is connected with a mechanical interlocking rod 11, the other end of the special-shaped plate 7 is a shifting fork 13, the connecting rod 4 is a long-strip-shaped rod and is horizontally arranged, a guide groove is fixedly connected on the inner side of the operating panel 12, the connecting rod 4 passes through the guide groove and is connected with the connecting rod in a left-right sliding manner, one end of the connecting, the connecting rod 4 acts, and the other end of the connecting rod is in contact connection with the microswitch 3.

The structure of shift fork 13 for the bar plate that has the U-shaped groove, the V-arrangement is constituteed with the one end of dysmorphism board 7 to the bar plate, round pin 6 on the connecting rod 4 sets up in the U-shaped inslot of shift fork 13, when shift fork 13 rotated along with pivot 8, its U-shaped groove and 6 sliding connection of round pin to dial and move round pin 6 and control the displacement.

The inner side of the instrument door 5 is provided with a stud 1, and the mounting plate 2 is fixedly connected with the instrument door 5 through the stud 1.

Compared with the traditional interlocking structure: operating handle 9 connects the operation panel, and the operation panel is connected bent plate 10, bent plate 10 and is connected mechanical interlocking pole, and mechanical interlocking pole 11 is connected the turning arm, and the turning arm drives the clamp plate and presses the structural style that touches micro-gap switch 3, and this device is simple more direct, and operating handle 9 and micro-gap switch 3 between the transmission part be few, the crimping is more reliable safety.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the principles of the present invention, several improvements can be made, and these improvements should also be regarded as the protection scope of the present invention without creative work.

Claims

1. The utility model provides a XGN2-12 circuit breaker cabinet electrical interlocking device, characterized by, it includes operating handle, the dysmorphism board, the connecting rod, micro-gap switch, operating handle installs on the operating panel of cubical switchboard, it is rotatable, it is through pivot and dysmorphism board fixed connection, the dysmorphism board is whole to be the V-arrangement board, middle part and pivot fixed connection, one end is articulated with the bent plate, the bent plate is connected with mechanical interlocking pole, the other end of dysmorphism board is the shift fork, the connecting rod is rectangular shape pole, the level sets up, operating panel inboard fixedly connected with guide way, the connecting rod passes the guide way and with it side to side sliding connection, the one end fixedly connected with round pin of connecting rod, the round pin sets up in the shift fork, and with shift fork contact connection, instrument door inboard fixedly connected mounting panel, mounting panel fixed connection micro-gap switch.

2. The XGN2-12 electrical interlocking device of circuit breaker cabinet as claimed in claim 1, wherein the fork is a bar with a U-shaped slot, the bar and one end of the bar form a V-shape, the pin of the link is disposed in the U-shaped slot of the fork, the fork rotates with the shaft, the U-shaped slot is slidably connected to the pin, and the pin is moved to move left and right.

3. The XGN2-12 electrical interlocking device of claim 1, wherein the instrument door has a stud disposed therein, and the mounting plate is fixedly coupled to the instrument door via the stud.