CN201532892U - 6-10kV electric disconnecting switch contact - Google Patents

Abstract

The utility model provides a 6-10kV electric disconnecting switch contact which comprises a disconnecting switch fixed contact and a moving contact, wherein the lower ends of the two contacts are connected with wiring boards, the wiring boards are connected with support insulators, and the support insulators are connected with angle iron racks; the moving contact consists of two vertical conductive copper plates which are bent by 90 degrees, and a conductive copper bar; one side of each conductive copper plate of the moving contact is long, the other side is short, the long side is arranged at the upper part and the short side is arranged at the lower part; one end of the conductive copper bar is mounted between the long sides of the two conductive copper plates of the moving contact and connected by using a screw with a spring; the disconnecting switch fixed contact comprises two vertical conducive copper plates which are bent by 90 degrees, and a latch-up spring; one side of each conductive copper plate is long, the other side is short, the long side is arranged at the upper part, and the short side is arranged at the lower part; the upper end of the long side of the conductive copper plate, which is mounted on the left side, is bent leftwards by 45 degrees, and the upper end of the long side of the conductive copper plate, which is mounted on the right side, is bent rightwards by 45 degrees; and a high-voltage electric disconnecting switch is mainly used for a power distribution cabinet and a power distribution line of a substation of an integrated control station of a power distribution network of a power system.

Description

6～10kV electric isolating switch contact

Affiliated technical field

The utility model is that a kind of being applied in the electric power system pressed (the electric isolating switch contact of 6kV～20kV) connect in the power distribution network, open circuit, it has electronic, manual, automatic control operation mode isolation switch contact, is mainly used in electric substation's distribution system far distance controlled power distribution cabinet transmission or not operation of urban power distribution network and concentrator station control.

Background technology

6～10kV isolating switch is one of visual plant in the system for distribution network of power.It is a lot of to isolate the pass kind at present, mechanism all is manual operation, because switch touching head-clamp power problem, can not realize electronic control, operation inconvenience, particularly collection control power transformation in one's power the city power distribution circuit stop send electricity to need to execute-in-place, distance, time are long, can not satisfy the requirement to user's power supply reliability, worker's labour intensity is big, also has the unsafe factor of traffic aspect.

Summary of the invention

In order to overcome the shortcoming of existing 6～10kV isolator operation inconvenience in the system for distribution network of power, the utility model provides a kind of brand-new 6～10kV isolation switch contact.Can adopt the moving contact of electric operating mechanism direct control isolating switch, finish the make and break task of circuit, quick action and safety have realized the electronic control operation whole to the distribution system primary equipment.

In order to realize above-mentioned utility model purpose, the utility model provides a kind of brand-new electronic actuating 6～10kV isolation switch contact, comprises static contact isolation switch, moving contact; Described moving contact lower end connects terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth, and the moving contact upper end connects conducting copper; Described fixed contact lower end connects other end terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth; When high voltage isolator closed a floodgate, the conducting copper of described moving contact upper end is connected with described fixed contact connected circuit.

Described 6～10kV electric isolating switch moving contact comprises two curved 90 vertical shape conductive copper plates of spending, a conducting copper; Two conductive copper plate one length of sides of bending 90 degree of wherein said moving contact, on one side short, long limit is last, and minor face is following; Described conducting copper one end is installed in the middle of the moving contact two length of a film limit conductive copper plates, connects with the band Spring screws; Two conductive copper plate minor faces of described moving contact connect terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth.

Described 6～10kV electric isolating switch fixed contact comprises two curved 90 vertical shape conductive copper plates of spending, a closing compression helical spring; Two of wherein said fixed contacts are bent 90 degree conductive copper plates, one length of sides, on one side short, the long limit of described fixed contact conductive copper plate is last, and minor face is following; Described fixed contact conductive copper plate is installed in curved 45 degree in upper end, one length of a film limit, the left side left, and described fixed contact conductive copper plate is installed in curved 45 degree in another upper end, length of a film limit, the right to the right; Two conductive copper plate minor faces of described fixed contact connect terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth; The long limit of described fixed contact conductive copper plate is connected the connection circuit with the conducting copper of described moving contact upper end when high voltage isolator closes a floodgate;

It is one that described closing compression helical spring and described fixed contact are installed in the long limit of conductive copper plate, the right, and described closing compression helical spring is positioned at the left side, one side of fixed contact the right vertical edges, closing compression helical spring and vertical edges curve 90 degree, face the stationary contact draught animals.

Beneficial effect

The relative prior art of the utility model has outstanding substantive distinguishing features and obvious improvement, and following advantage is specifically arranged:

6～10kV electric operating isolating switch, realized electronic control to city power distribution automation and electric substation's power distribution cabinet, operator on duty's transmission or not work does not need the execute-in-place isolating switch, can control on the screen or remote-control operation at collection, or operation automatically, shortened the transmission or not operating time, improved power supply reliability, reduced labour intensity again, avoided the unsafe factor of electric misoperation and traffic aspect, the city power distribution automation and the automation of transformation substations are brought up to a new technical merit, increased enterprise and whole society benefit greatly.

Description of drawings

Fig. 1 is the phase structure schematic diagram of the utility model 6～10kV electric isolating switch

Fig. 2 A is the static contact structure schematic diagram of the utility model 6～10kV electric isolating switch

Fig. 2 B is the closing compression helical spring schematic diagram of the utility model 6～10kV electric isolating switch

Fig. 3 is the moving contact schematic diagram of the utility model 6～10kV electric isolating switch

Embodiment

Below in conjunction with drawings and Examples the utility model is further specified.

As shown in Figure 1, for a kind of 6～10kV electric isolating switch phase structure schematic diagram, be by moving contact 1, fixed contact 2, supporting insulator 3, angle-iron frame 4, conducting copper 5, terminal block 6, link insulator 7, motor-operating mechanism 8 is formed.The moving contact lower end is connected with terminal block 6, and terminal block 6 is installed on the supporting insulator 3, and supporting insulator is installed in angle-iron frame 5.Fixed contact 2 is installed on the terminal block 6, and terminal block 6 is installed on the supporting insulator 3, and supporting insulator is installed in angle-iron frame 5.

When described isolating switch closed a floodgate, the conducting copper 5 that is driven link insulator 7 described moving contact upper ends by operating mechanism 8 was connected the connection circuit with described fixed contact 2.

Fig. 2 A is the static contact structure schematic diagram of the utility model 6～10kV electric isolating switch, and static contact isolation switch is to be made up of 21,22, one closing compression helical springs of vertical shape conductive copper plate 23 of two curved 90 degree; Two of wherein said fixed contacts are bent 90 degree conductive copper plates, one length of sides, on one side short, the long limit of described fixed contact conductive copper plate is last, and minor face is following; Described fixed contact conductive copper plate is installed in curved 45 degree in upper end, 22 1 length of a film limits, the left side left, and described fixed contact conductive copper plate is installed in curved 45 degree in 21 another upper ends, length of a film limit, the right to the right; Two conductive copper plates of described fixed contact, 21,22 minor faces connect terminal block 6, and terminal block 6 connects supporting insulator 3, supporting insulator 3 joint angle brandreths 4; When high voltage isolator closes a floodgate, be connected the connection circuit with two conductive copper plates of conducting copper 5 and described fixed contact 21,22 of described moving contact upper end;

Fig. 2 B is the closing compression helical spring schematic diagram of the electronic 6～10kV isolating switch of the utility model, it is one that described closing compression helical spring 23 is installed in the right conductive copper plate 21 long limits with described fixed contact, described closing compression helical spring is positioned at the left side, one side of fixed contact the right vertical edges 21, closing compression helical spring and vertical edges curve 90 degree, in the face of the stationary contact draught animals.

High voltage isolator is when closing position, and two conductive copper plates of conducting copper and described fixed contact 21,22 of described moving contact upper end are connected, and closing compression helical spring 23 pins the conducting copper 5 of moving contact, guarantees that contact is good reliable.

Fig. 3 is the moving contact schematic diagram of the utility model 6～10kV electric isolating switch, 31,32, one conducting coppers 5 of the vertical shape conductive copper plate of two curved an angle of 90 degrees of isolating switch moving contact, screw 34, spring 33; Two conductive copper plates of described moving contact, 31,32 1 length of sides, on one side short, long limit is last, and minor face is following; Described conducting copper 5 one ends are installed in the middle of 31,32 liang of length of a film limit conductive copper plates of moving contact, connect with band spring 33 screws 34; Two conductive copper plates of described moving contact, 31,32 minor faces connect terminal block 6, and terminal block 6 connects supporting insulator 3, supporting insulator 3 joint angle brandreths 4.

Isolating switch minute, when closing a floodgate, is connected by two conductive copper plates of conducting copper 5 and described fixed contact 21,22 of the described moving contact of operating mechanism actuating upper end and connects circuit (or disconnection branch open circuit).

Explanation is at last: above case only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is described in detail with reference to preferred embodiment; those of ordinary skill in the field are to be understood that; still can make amendment or the part technical characterictic is replaced on an equal basis embodiment of the present utility model; and not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the scope of the technical scheme that the utility model asks for protection.

Claims (3)

1. 6～10kV electric isolating switch contact: comprise static contact isolation switch, moving contact; It is characterized in that: described moving contact lower end connects terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth, and the moving contact upper end connects conducting copper; Described fixed contact lower end connects other end terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth; When high voltage isolator closed a floodgate, the conducting copper of described moving contact upper end is connected with described fixed contact connected circuit.

2. 6～10kV electric isolating switch contact according to claim 1 is characterized in that: described isolating switch moving contact comprises two curved 90 vertical shape conductive copper plates of spending, a conducting copper; Two conductive copper plate one length of sides of bending 90 degree of wherein said moving contact, on one side short, long limit is last, and minor face is following; Described conducting copper one end is installed in the middle of the moving contact two length of a film limit conductive copper plates, connects with the band Spring screws; Two conductive copper plate minor faces of described moving contact connect terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth.

3. 6～10kV electric isolating switch contact according to claim 1 is characterized in that: described static contact isolation switch comprises two curved 90 vertical shape conductive copper plates of spending, a closing compression helical spring; Two of wherein said fixed contacts are bent 90 degree conductive copper plates, one length of sides, on one side short, the long limit of described fixed contact conductive copper plate is last, and minor face is following; Described fixed contact conductive copper plate is installed in curved 45 degree in upper end, one length of a film limit, the left side left, and described fixed contact conductive copper plate is installed in curved 45 degree in another upper end, length of a film limit, the right to the right; Two conductive copper plate minor faces of described fixed contact connect terminal block, and terminal block connects supporting insulator, supporting insulator joint angle brandreth; The long limit of described fixed contact conductive copper plate is connected the connection circuit with the conducting copper of described moving contact upper end when high voltage isolator closes a floodgate;

It is one that described closing compression helical spring and described fixed contact are installed in the long limit of conductive copper plate, the right, and described closing compression helical spring is positioned at the left side, one side of fixed contact the right vertical edges, closing compression helical spring and vertical edges curve 90 degree, face the stationary contact draught animals.

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