A kind of new high-efficiency fixed sealing type 35KV vacuum circuit-breaker
Technical field
The present invention relates to vacuum tube breaker technical field.
Background technology
Existing ABB, VD4-40,5 circuit breakers, be the vertical diaphragm structure of multilayer, is not that modularization is installed, and assembling and maintenance are inconvenient.
Summary of the invention
The object of the invention is: invent a kind of solid sealing type vacuum circuit breaker, to overcome existing defect, adopt real modularization to install, compact conformation, dependable performance, improves mechanically operated stability.
According to above-mentioned purpose, technical scheme of the present invention is: a kind of new high-efficiency fixed sealing type 35KV vacuum circuit breaker, described vacuum circuit-breaker comprises pole, propulsive mechanism, breaker body, high-pressure modular mechanism, guidance panel, lower shrouding and upper sealing plate, described vacuum circuit-breaker is positioned at top, be arranged on breaker body, vacuum circuit-breaker is provided with pole, propulsive mechanism and high-pressure modular mechanism are positioned at bottom, be connected with breaker body, guidance panel is connected with high-pressure modular mechanism, lower shrouding is connected with guidance panel, upper sealing plate is connected with breaker body.
Described vacuum circuit-breaker comprises vacuum extinction chamber component, insulated tension pole, connecting plate assembly, tripping spring assembly, main shaft, oil bumper and modular springs operating mechanism, described modular springs operating mechanism and breaker body part adopt separation type structural design, insulated tension pole top is connected with vacuum extinction chamber component, bottom is connected with connecting plate assembly, compact conformation, succinct, rationally distributed, between tripping spring assembly and connecting plate assembly, be provided with main shaft and oil bumper, modular springs operating mechanism is connected with main shaft.
Described pole is solid insulation, it is the primary conductive loop of circuit breaker, by automatic pressure coagulate APG technique by the direct sealing of other part in vacuum extinction chamber component and primary conductive loop in special epoxy resin material, form a main conductive circuit module, pole installation end has carried out the design of inside and outside two shirt rims, this pole has the large creepage distance that compares, high mechanical properties, high parts precision, amount of parts is few, without secondary adjustment, the feature that faying surface is few, pole Electric Field Distribution is even, avoid internal field to concentrate the destruction to organic insulation, adopt this kind of structural design simultaneously, can simplify widely the assembly technology of a main conductive circuit, thoroughly avoided main conductive circuit connecting bolt due to operating vibration loosening problem, ensure the high reliability of main conductive circuit electrical connection, make circuit breaker a main conductive circuit realize the non-maintaining possibility that becomes.
Described high-pressure modular mechanism is modularization clamping plate type construction unit, intermediate distribution is transmission connecting rod mechanism group and these main load-carrying units of cam set, left side plate outside also comprises combined floodgate semiaxis, separating brake semiaxis, making electromagnet, tripping electromagnet, overcurrent release, manual energy storage handle, switching-in spring and energy storage motor, simple in structure, attractive in appearance, combined floodgate semiaxis is positioned at the top of separating brake semiaxis, combined floodgate semiaxis is connected with making electromagnet, separating brake semiaxis is connected with tripping electromagnet, overcurrent release is connected with tripping electromagnet, manual energy storage handle and high-pressure modular mechanism are integrated, be connected with energy storage motor, manual energy storage handle side is also provided with switching-in spring.
Compared with prior art, advantage of the present invention and beneficial effect are:
1, technical solution of the present invention, adopts real modularization to install, and improves mechanically operated stability;
2, technical solution of the present invention, module spring operating mechanism and breaker body part adopt separation type structural design, easy to maintenance, change fast, and the interruption maintenance time is short.
3, technical solution of the present invention, manual energy storage handle and mechanism are integrated, and structure is light and handy, does not need other outfit, and parts are few, power consumption is little, noise is low, easy to operate.
Brief description of the drawings
Fig. 1 is the perspective view of solid sealing type vacuum circuit breaker embodiment of the present invention;
Fig. 2 is the expansion perspective view of solid sealing type vacuum circuit breaker embodiment of the present invention;
Fig. 3 is the main TV structure schematic diagram of solid sealing type vacuum circuit breaker embodiment of the present invention;
Fig. 4 is the right TV structure schematic diagram of Fig. 3;
Fig. 5 is the left TV structure schematic diagram of Fig. 3;
Fig. 6 is the plan structure schematic diagram of Fig. 3;
Fig. 7 is the structural representation of solid sealing type vacuum circuit breaker embodiment vacuum circuit-breaker of the present invention;
Fig. 8 is the high-pressure modular mechanism structure schematic diagram of solid sealing type vacuum circuit breaker embodiment of the present invention;
Fig. 9 is the right TV structure schematic diagram of Fig. 8;
Figure 10 is the left TV structure schematic diagram of Fig. 8;
In the drawings,
1, pole 3, propulsive mechanism 4, breaker body
5, high-pressure modular mechanism 6, guidance panel 7, lower shrouding 8, upper sealing plate
9, vacuum extinction chamber component 10, insulated tension pole 11, connecting plate assembly 12, tripping spring assembly
13, main shaft 14, oil bumper
16, combined floodgate semiaxis 17, separating brake semiaxis 18, making electromagnet 19, tripping electromagnet
20, overcurrent release 21, manual energy storage handle 22, switching-in spring 23, energy storage motor.
Embodiment
In conjunction with Fig. 1-6, for a kind of new high-efficiency fixed sealing type of the present invention 35KV vacuum circuit breaker example structure schematic diagram, described vacuum circuit-breaker comprises pole 1, propulsive mechanism 3, breaker body 4, high-pressure modular mechanism 5, guidance panel 6, lower shrouding 7 and upper sealing plate 8, described vacuum circuit-breaker is positioned at top, be arranged on breaker body 4, vacuum circuit-breaker is provided with pole 1, propulsive mechanism 3 and high-pressure modular mechanism 5 are positioned at bottom, be connected with breaker body 4, guidance panel 6 is connected with high-pressure modular mechanism 5, lower shrouding 7 is connected with guidance panel 6, upper sealing plate 8 is connected with vacuum circuit-breaker.
In conjunction with Fig. 7, the structural representation of new high-efficiency fixed sealing type 35KV vacuum circuit breaker embodiment vacuum circuit-breaker of the present invention, described vacuum circuit-breaker comprises vacuum extinction chamber component 9, insulated tension pole 10, connecting plate assembly 11, tripping spring assembly 12, main shaft 13, oil bumper 14 and modular springs operating mechanism, described modular springs operating mechanism and breaker body 4 parts adopt separation type structural design, insulated tension pole 10 tops are connected with vacuum extinction chamber component 9, bottom is connected with connecting plate assembly 11, between tripping spring assembly 12 and connecting plate assembly 11, be provided with main shaft 13 and oil bumper 14, modular springs operating mechanism is connected with main shaft 13.
In conjunction with Fig. 1-7, for the example structure schematic diagram of a kind of new high-efficiency fixed sealing type of the present invention 35KV vacuum circuit breaker, described pole 1 is solid insulation, it is the primary conductive loop of circuit breaker, by the solidifying APG technique of advanced automatic pressure by the direct sealing of other part in vacuum extinction chamber component 9 and primary conductive loop in special epoxy resin material, form a main conductive circuit module, pole 1 installation end has carried out the design of inside and outside two shirt rims, this pole has the large creepage distance that compares, high mechanical properties, high parts precision, amount of parts is few, without secondary adjustment, the feature that faying surface is few.Pole Electric Field Distribution is even, avoid internal field to concentrate the destruction to organic insulation, adopt this kind of structural design simultaneously, can simplify widely the assembly technology of a main conductive circuit, thoroughly avoided main conductive circuit connecting bolt due to operating vibration loosening problem, ensured the high reliability of main conductive circuit electrical connection, make circuit breaker a main conductive circuit realize the non-maintaining possibility that becomes.
In conjunction with Fig. 8-10, the high-pressure modular mechanism structure schematic diagram of solid sealing type vacuum circuit breaker embodiment of the present invention, described high pressure is 40.5KV, the design of employing modular unit, for clamping plate type structure, intermediate distribution is transmission connecting rod mechanism group and these main load-carrying units of cam set, left side plate outside also comprises combined floodgate semiaxis 16, separating brake semiaxis 17, making electromagnet 18, tripping electromagnet 19, overcurrent release 20, manual energy storage handle 21, switching-in spring 22 and energy storage motor 23, combined floodgate semiaxis 16 is positioned at the top of separating brake semiaxis 17, combined floodgate semiaxis 16 is connected with making electromagnet 18, separating brake semiaxis 17 is connected with tripping electromagnet 19, overcurrent release 20 is connected with tripping electromagnet 19, manual energy storage handle 21 is integrated with high-pressure modular mechanism 5, be connected with energy storage motor 23, manual energy storage handle 21 sides are also provided with switching-in spring 22.
By the superior vacuum circuit-breaker of rotation system component property, compact conformation, dependable performance, overall dimensions, performance and (ABB) VD4-40,5 identical, be VD4-40,5 simplification, mechanism adopts real modularization to install, and improves mechanically operated stability, can join ZS3,2, KYN61-40,5 type switch cubicles (1200 × 2400 × 2500), mechanical endurance 20000 times.