CN201478185U - Switch base frame of electric switch provided with arc-extinguishing device individually - Google Patents

Abstract

The utility model discloses a switch base frame of an electric switch provided with an arc-extinguishing device individually. For solving the technical problems, the utility model provides the switch base frame of the electric switch provided with the arc-extinguishing device individually, which has simple structure, small size and simple manufacturing. The switch base frame comprises a base frame main body and a welding part that is welded on the base frame main body, wherein the base frame main body takes the cuboid shape with the left and the right being open and with no bottom; and the base frame main body comprises a base-frame upper side plate, a base-frame front side plate, a base-frame rear side plate and an isolation support beam. The utility model has the benefits that the switch base frame has simple structure and easy manufacturing; and the shape of the manufactured switch is small.

Description

A kind of switch pedestal that is provided with separately the electric switch of arc-control device

Technical field

The utility model relates to a kind of switch pedestal of electric switch, particularly a kind of switch pedestal that is provided with separately the electric switch of arc-control device.

Background technology

Be applied to the electric switch that is provided with separately arc-control device in the totally-enclosed all insulation SF6 ring main unit in the electric power system,, generally comprise interlock, vacuum arc-extinguishing device and seal several main parts such as the V-type switch.The arc quenching principle of vacuum arc-extinguishing device is for to be sealed in contact in the arc control device of high vacuum, and vacuum high insulating property is come arc extinguishing.Interlock generally comprises the interlocking between two or more parts of operating of contacts mechanism, has guaranteed that the moving contact in the arc control device can pump, and realizes the contact with fixed contact.At present, the interlock of various ways is arranged, but all be complex structure, thereby cause the volume of switch super large, especially cause the switch pedestal of switch bulky, prepare loaded down with trivial details.

The utility model content

The technical problems to be solved in the utility model provides a kind of simple in structure, volume is small and exquisite, preparation simply is provided with separately arc-control device switch pedestal of electric switch.

The switch pedestal that is provided with separately the electric switch of arc-control device of the present utility model, comprise the pedestal main body, be welded on the welding assembly on the pedestal main body, wherein the pedestal main body is that the left and right sides is penetrating, the cuboid at the no end, comprise the pedestal epipleural, the pedestal front side board, the pedestal back side panel, isolate brace summer, the pedestal epipleural has some circular holes, pedestal front side board and pedestal back side panel bottom, at least have the isolation circular hole of a pair of mutual correspondence, isolate the bottom that brace summer is positioned at cuboid, the two ends of isolation brace summer and pedestal front side board and pedestal back side panel are fixed together, welding assembly is welded on the frame epipleural, comprise sluice separating spring guide pipe support component, the sluice separating spring support component, the insulation board support component, buffer nut support parts, the bearing pedestal fixed block, the supporting bracket of some paired settings, sluice separating spring guide pipe support component, be fixed in the middle of pedestal epipleural and the sluice separating spring guide pipe, the sluice separating spring support component, be by separating brake pull bar guide pipe and affixed the forming of separating brake pull bar guide pipe supporting bracket, separating brake pull bar guide pipe is a cylinder, separating brake pull bar guide pipe supporting bracket is the bending plate that top has oblong slots, separating brake pull bar guide pipe supporting bracket bottom is fixed on the pedestal epipleural, the sluice separating spring guide pipe, the axis of separating brake pull bar guide pipe on the pedestal epipleural is identical, be placed on the left side of pedestal epipleural, the insulation board support component is rectangular plate, be arranged on the right side of pedestal epipleural, the bearing pedestal holder is arranged on the middle part of pedestal epipleural, some to the left side of supporting bracket fixed interval at the pedestal epipleural, the surface of each supporting bracket all has one and supports oblong slots and a supporting circular holes.

The beneficial effects of the utility model are that switch pedestal of the present utility model is simple in structure, and preparation is easy, and the switch profile that makes is small and exquisite.

Below in conjunction with accompanying drawing switch pedestal of the present utility model is further specified.

Description of drawings

Fig. 1 is the front view of switch pedestal of the present utility model;

Fig. 2 is the vertical view of switch pedestal of the present utility model;

Fig. 3 is the rearview of switch pedestal of the present utility model;

Fig. 4 a is the vertical view of isolation brace summer of the present utility model;

Fig. 4 b is the A-A profile of Fig. 4 a.

Embodiment

Embodiment 1

Switch pedestal of the present utility model comprises the pedestal main body, is welded on the welding assembly on the pedestal main body, and the pedestal main body is that the left and right sides is penetrating, the cuboid at the no end, comprises pedestal epipleural 1, pedestal front side board 2, pedestal back side panel 8, isolates brace summer 9.

The epipleural 1 of pedestal and pedestal front side board 2 as shown in Figure 1, have 3 A holes 3 for two plates that are made into integration constitute on the pedestal epipleural 1, be convenient to stretching out of switch lever and roller, there is a rectangular groove 4 on the right side, is used for fixing insulation board, turning right is a B hole 5 again, is used to install oil bumper.As shown in Figure 2, pedestal front side board 2 is provided with C circular hole 6 and the rectangular groove 7 of A, and C circular hole 6 is convenient to the fixing of isolation switch shaft, and the rectangular groove 7 of A is used for and isolates brace summer 9 fixing welding.As shown in Figure 3, pedestal back side panel 8 is rectangular plate, and D circular hole 10 and the rectangular groove 11 of B are arranged above, and D circular hole 10 is convenient to the fixing of isolation switch shaft, and the rectangular groove 11 of B is used for and isolates brace summer 9 fixing welding.Shown in Fig. 4 a and Fig. 4 b, isolating brace summer 9 is the U shaped steel that steel plate is converted into, and 3 screwed holes 12 are arranged above, is used for fixing grounded bracket, and 6 slotted holes 13 are arranged on the same center line, is used for fixing quiet end insulator.

As illustrated in fig. 1 and 2, welding assembly is welded on frame epipleural 1, comprise sluice separating spring guide pipe support component 14, sluice separating spring support component, insulation board support component 17,17 ', buffer nut support parts 18, bearing pedestal fixed block 19,, 19 ' three pairs of supporting brackets 20,20 ' that are provided with in pairs.As shown in Figure 2, sluice separating spring guide pipe support component 14 is rectangular steel plate, is welded in the middle of pedestal epipleural 1 and the sluice separating spring guide pipe 15, plays a supportive role.Sluice separating spring guide pipe 15 is cylindric, is used for the guiding of sluice separating spring.The sluice separating spring support component mainly is welded by separating brake pull bar guide pipe 21 and separating brake pull bar guide pipe supporting bracket 16, wherein, separating brake pull bar guide pipe 21 is a cylindrical sleeve, separating brake pull bar guide pipe supporting bracket 16 has the bending plate of oblong slots for top, the bending plate bottom is welded on the pedestal epipleural 1, is convenient to the guiding of separating brake pull bar and the support of sluice separating spring.As shown in Figure 1, insulation board support component 17,17 ' comprises two blocks of rectangular plates side by side, is welded on the right side of pedestal epipleural 1, is used for fixing insulation support plate.Bearing pedestal fixed block 19,19 ' is a square steel, is symmetrically welded at pedestal epipleural 1, is used for fixing bearing pedestal.As shown in Figure 2, oil bumper nut support parts 18 are used for fixing oil bumper.The supporting bracket that is provided with in pairs 20,20 ' supports oblong slots 24,24 ' and supporting circular holes 23,23 ' rectangular steel plate for having, support the passing and playing the guiding role of pivot pin that oblong slots 24,24 ' is used for fixing pull bar, supporting circular holes 23,23 ' is used for fixing the pivot pin of three-phase connecting lever, reinforce rectangular plate 22 and supporting bracket 20,20 ' welds together, play parallel supporting role.

The above embodiment only is that the preferred implementation of this utility model is described; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the ability those of ordinary skill is made the technical solution of the utility model all should fall in the definite protection range of claims of the present utility model.

Claims (1)

1. switch pedestal that is provided with separately the electric switch of arc-control device, comprise the pedestal main body, be welded on the welding assembly on the pedestal main body, it is characterized in that, described pedestal main body is that the left and right sides is penetrating, the cuboid at the no end, comprise pedestal epipleural (1), pedestal front side board (2), pedestal back side panel (8), isolate brace summer (9), described pedestal epipleural (1) has some circular holes, described pedestal front side board (2) and pedestal back side panel (8) bottom, at least have the isolation circular hole (6 of a pair of mutual correspondence, 10), described isolation brace summer (9) is positioned at the bottom of cuboid, the two ends of isolation brace summer (9) and pedestal front side board (2) and pedestal back side panel (8) are fixed together, described welding assembly is welded on the frame epipleural, comprise sluice separating spring guide pipe support component (14), the sluice separating spring support component, insulation board support component (17,17 '), buffer nut support parts (18), bearing pedestal fixed block (19,19 '), the supporting bracket (20 of some paired settings, 20 '), described sluice separating spring guide pipe support component (14) is fixed in the middle of pedestal epipleural (1) and the sluice separating spring guide pipe (15), described sluice separating spring support component, be by separating brake pull bar guide pipe (21) and affixed the forming of separating brake pull bar guide pipe supporting bracket (16), separating brake pull bar guide pipe (21) is a cylinder, separating brake pull bar guide pipe supporting bracket (16) has the bending plate of oblong slots for top, separating brake pull bar guide pipe supporting bracket (16) bottom is fixed on pedestal epipleural (1), described sluice separating spring guide pipe (15), separating brake pull bar guide pipe (21) staggered relatively on pedestal epipleural (1), be arranged on the left side of pedestal epipleural (1), described insulation board support component (17,17 ') be rectangular plate, be arranged on the right side of pedestal epipleural (1), described bearing pedestal holder is arranged on the middle part of pedestal epipleural (1), described some to supporting bracket (20,20 ') fixed interval is in the left side of pedestal epipleural (1), each supporting bracket (20,20 ') surface has one respectively and supports oblong slots (24,24 ') and a supporting circular holes (23,23 ').

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