CN213660280U - Isolating switch operating mechanism - Google Patents

Abstract

The utility model relates to an isolator operating device, including framework, main shaft operating assembly, isolation operating assembly and ground connection operating assembly, energy storage spring assembly, main shaft operating assembly include main shaft, commentaries on classics board, keep apart operating assembly including keep apart operating axis, isolation cam, keep apart spacing subassembly, rotate the isolation fork board that sets up on keeping apart the operating axis, set up on keeping apart the cam and with the first drive shaft of isolation fork board linkage complex, set up at the first connecting rod between isolation fork board and commentaries on classics board, the spacing subassembly of isolation including corresponding one side department of keeping apart the cam set up spacing axle, suit on the framework at spacing epaxial buffer tube, buffer tube's both sides weld respectively on two curb plates of framework, and keep apart and be provided with on the cam with buffer tube matched with spacing groove. The utility model has the advantages of simple structure, stable and reliable performance, small volume and high safety.

Description

Isolating switch operating mechanism

Technical Field

The utility model relates to an isolator, concretely relates to isolator operating device.

Background

At present, a ring main unit is widely used in many large-scale power utilization places; the ring main unit has the advantages of simple structure, safe and reliable operation, low maintenance frequency and low operation cost, and compared with the traditional switch cabinet, the ring main unit has outstanding advantages. In the technology of the ring main unit, an isolating switch is generally applied. The isolating switch serves as a circuit switch in the ring main unit, not only plays a role of a common switch, but also can ensure the safe fracture and the reliable grounding of the isolated lower end, and absolutely ensures the safety of circuit maintenance and maintainers. Is one of the very important components in the ring main unit. The operating mechanism of the existing isolating switch has the defects of high failure rate, more parts and complex operation, and the operating mechanism of the isolating switch has the defects of complex structure, unreliable performance, unreliable interlocking and short service life.

Disclosure of Invention

An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance is reliable, the interlocking is reliable, high security, long service life's isolator operating device.

In order to achieve the above object, the present invention provides an isolation switch operating mechanism, which comprises a frame, a main shaft operating assembly disposed on the frame, an isolation operating assembly and a ground operating assembly disposed on the frame and corresponding to two sides of the main shaft operating assembly, and an energy storage spring assembly disposed between the isolation ground assembly and the ground operating assembly, wherein the main shaft operating assembly comprises a main shaft rotatably disposed on the frame, a rotating plate cooperating with the main shaft, the isolation operating assembly comprises an isolation operating shaft rotatably disposed on the frame, an isolation cam cooperating with the isolation operating shaft, an isolation limiting assembly disposed on the frame and cooperating with the isolation cam, an isolation fork rotatably disposed on the isolation operating shaft, a first driving shaft disposed on the isolation cam and cooperating with the isolation fork, and a first connecting rod disposed between the isolation fork and the rotating plate, keep apart spacing subassembly including one side department setting of corresponding isolation cam spacing axle, the suit at the epaxial buffer sleeve of spacing on the framework, buffer sleeve's both sides weld respectively on two curb plates of framework, and keep apart and be provided with the spacing groove with buffer sleeve matched with on the cam.

The beneficial effect of above-mentioned structure is: be provided with on the framework and keep apart spacing subassembly of cam matched with, spacing subassembly comprises spacing axle and buffer sleeve, spacing axle and buffer sleeve all carry out quenching treatment, the hardness is better, and with buffer sleeve and framework's curb plate welding together, keep apart the cam striking on buffer sleeve, buffer sleeve and spacing axle striking, thereby can play the cushioning effect to the curb plate of framework, can avoid the curb plate to warp because of the impact force is too big, thereby be favorable to improving this isolator operating device's life. Therefore, the isolating switch operating mechanism has the advantages of simple structure, stable and reliable performance, reliable interlocking, high safety and long service life.

Particularly, ground connection operating element including rotate the ground connection operating axis that sets up on the framework, with ground connection operating axis linkage complex ground connection cam, set up on the framework and with the spacing axle of ground connection cam matched with ground connection, rotate the ground connection fork board that sets up on ground connection operating axis, set up on ground connection cam and with ground connection fork board linkage complex second drive shaft, set up the second connecting rod between ground connection fork board and commentaries on classics board, energy storage spring subassembly including set up the spacing seat of first spacing seat on the isolation cam, set up the spacing seat of second on ground connection cam, the activity sets up guiding axle, the suit on the guiding axle between spacing seat of first spacing seat and second, energy storage spring of energy storage spring's one end conflict on first spacing seat, energy storage spring's the other end conflict on the spacing seat of second. The first connecting rod and the second connecting rod are arranged between the rotating plate and the isolation fork plate of the isolation operation assembly and the grounding fork plate of the grounding operation assembly respectively, so that the isolation operation assembly and the grounding operation assembly can be interlocked, the safety performance of the isolation switch operation mechanism can be improved, the energy storage spring is clamped between the first limiting seat and the second limiting seat, the assembly is more convenient, and the assembly efficiency of the isolation switch operation mechanism can be improved.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a perspective view of the internal structure of the embodiment of the present invention.

Fig. 3 is a front view of the internal structure of the embodiment of the present invention.

Detailed Description

As shown in fig. 1 to 3, an embodiment of the present invention is an isolating switch operating mechanism, including a frame 10, a main shaft operating assembly 20 disposed on the frame 10, an isolating operating assembly 30 and a grounding operating assembly 40 disposed on the frame 10 respectively corresponding to two sides of the main shaft operating assembly 20, and an energy storage spring assembly 11 disposed between the isolating grounding assembly 30 and the grounding operating assembly 40, wherein the main shaft operating assembly 20 includes a main shaft 21 rotatably disposed on the frame 10 and a rotating plate 22 cooperating with the main shaft 21, the isolating operating assembly 30 includes an isolating operating shaft 31 rotatably disposed on the frame 10, an isolating cam 32 cooperating with the isolating operating shaft 31, an isolating limit assembly 33 disposed on the frame 10 and cooperating with the isolating cam 32, an isolating fork plate 34 rotatably disposed on the isolating operating shaft 31, a first driving shaft 35 disposed on the isolating cam 32 and cooperating with the isolating fork plate 34, The first connecting rod 12 is arranged between the isolation fork plate 34 and the rotating plate 22, the isolation limiting component 33 comprises a limiting shaft 331 arranged on the framework 10 at one side corresponding to the isolation cam 32 and a buffer sleeve 332 sleeved on the limiting shaft 331, two sides of the buffer sleeve 332 are respectively welded on two side plates 101 of the framework 10, and a limiting groove 321 matched with the buffer sleeve 332 is arranged on the isolation cam 32.

The grounding operation assembly 40 comprises a grounding operation shaft 41 rotatably arranged on the frame 10, a grounding cam 42 cooperating with the grounding operation shaft 41, a grounding limiting shaft 43 arranged on the frame 10 and cooperating with the grounding cam 42, a grounding fork plate 44 rotatably arranged on the grounding operation shaft 41, a second driving shaft 45 arranged on the grounding cam 42 and cooperating with the grounding fork plate 44, and a second connecting rod 13 arranged between the grounding fork plate 44 and the rotating plate 22, the energy storage spring assembly 11 comprises a first limiting seat 111 arranged on the isolating cam 32, a second limiting seat 112 arranged on the grounding cam 42, a guide shaft 113 movably arranged between the first limiting seat 111 and the second limiting seat 112, and an energy storage spring 114 sleeved on the guide shaft 113, one end of the energy storage spring 114 abuts against the first limiting seat 111, and the other end of the energy storage spring 114 abuts against the second limiting seat 112. The first connecting rod and the second connecting rod are arranged between the rotating plate and the isolation fork plate of the isolation operation assembly and the grounding fork plate of the grounding operation assembly respectively, so that the isolation operation assembly and the grounding operation assembly can be interlocked, the safety performance of the isolation switch operation mechanism can be improved, the energy storage spring is clamped between the first limiting seat and the second limiting seat, the assembly is more convenient, and the assembly efficiency of the isolation switch operation mechanism can be improved.

Be provided with on the framework and keep apart spacing subassembly of cam matched with, spacing subassembly comprises spacing axle and buffer sleeve, spacing axle and buffer sleeve all carry out quenching treatment, the hardness is better, and with buffer sleeve and framework's curb plate welding together, keep apart the cam striking on buffer sleeve, buffer sleeve and spacing axle striking, thereby can play the cushioning effect to the curb plate of framework, can avoid the curb plate to warp because of the impact force is too big, thereby be favorable to improving this isolator operating device's life. Therefore, the isolating switch operating mechanism has the advantages of simple structure, stable and reliable performance, reliable interlocking, high safety and long service life.

Claims (2)

1. The utility model provides an isolator operating device, includes the framework, sets up main shaft operating assembly on the framework, corresponds main shaft operating assembly's both sides department and sets up isolation operating assembly and ground connection operating assembly on the framework respectively, sets up the energy storage spring subassembly between isolation ground connection assembly and the ground connection operating assembly, its characterized in that: the main shaft operating assembly comprises a main shaft, a rotating plate and a main shaft linkage matched rotating plate, wherein the main shaft is arranged on a framework in a rotating mode, the isolation operating assembly comprises an isolation operating shaft, an isolation cam, an isolation limiting assembly, an isolation fork plate, a first driving shaft and a first connecting rod, the isolation operating shaft is arranged on the framework in a rotating mode, the isolation operating shaft is matched with the isolation operating shaft in a linkage mode, the isolation limiting assembly is arranged on the framework in a separation mode, the isolation fork plate is matched with the isolation cam in a rotating mode, the isolation fork plate is arranged on the isolation operating shaft in a rotating mode, the isolation cam is arranged on the isolation cam in a linkage mode, the first driving shaft is matched with the isolation fork plate in a linkage mode, the first connecting rod is arranged between the isolation fork plate and the rotating plate, the isolation limiting assembly comprises a limiting shaft, corresponding to the isolation cam, the limiting.

2. The disconnector operating mechanism of claim 1, wherein: ground connection operating element including rotate the ground connection operating axis that sets up on the framework, with ground connection operating axis linkage complex ground connection cam, set up on the framework and with the spacing axle of ground connection cam matched with ground connection, rotate the ground connection fork board that sets up on ground connection operating axis, set up on ground connection cam and with ground connection fork board linkage complex second drive shaft, set up the second connecting rod between ground connection fork board and commentaries on classics board, energy storage spring subassembly including set up the first spacing seat on keeping apart the cam, set up the spacing seat of second on ground connection cam, the activity sets up guiding axle, the suit on the guiding axle between first spacing seat and the spacing seat of second, energy storage spring's one end conflict on first spacing seat, energy storage spring's the other end conflict on the spacing seat of second.

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