CN220774153U - Operating mechanism - Google Patents

Abstract

The utility model relates to the field of low-voltage electrical appliances, in particular to an operating mechanism which comprises a mechanism bracket, a rocker arm, a snap-fit jump fastener and a lock fastener, a second connecting rod, a main spring, a first connecting rod and an output piece, wherein the rocker arm is connected with the jump fastener; the rocker arm, the jump fastener, the locking fastener and the output piece are respectively and rotatably arranged on the mechanism support, the second connecting rod is rotatably connected with the jump fastener around the third shaft, the second connecting rod is rotatably connected with the first connecting rod around the second shaft, the first connecting rod is rotatably connected with the output piece around the first shaft to drive the output piece to reciprocally rotate, the first shaft, the second shaft and the third shaft are arranged at intervals in parallel, one end of the main spring is connected to the rocker arm, the other end of the main spring is connected to the second shaft, and the output piece is used for being in transmission connection with the movable contact mechanism; the operating mechanism further comprises an auxiliary spring acting on the jump fastener, and when the jump fastener is released from the snap fit with the jump fastener, the main spring and the auxiliary spring are used for driving the jump fastener to rotate in the same direction; the operating mechanism is high in tripping efficiency and reliability.

Description

Operating mechanism

Technical Field

The utility model relates to the field of piezoelectric devices, in particular to an operating mechanism.

Background

The existing rotary isolating switch comprises an operating mechanism and a switch body, wherein the switch body comprises at least one group of switch units, the operating mechanism is in transmission connection with a moving contact mechanism of the switch units to drive the switch units to be closed and opened, and the operating mechanism adopts a four-bar-five-bar switching structure mode in the prior art, so that when a rotating handle of the operating mechanism is blocked, the switch can still be reliably opened. When the operating mechanism is used for tripping and separating the brake, the energy storage spring can drive the movable contact mechanism to rotate through the transmission structure such as the jump buckle and the like to disconnect the switch unit, firstly, the tripping speed of the operating mechanism is limited only by means of the tension of the energy storage spring, and secondly, when the movable contact mechanism is contacted with the fixed contact in an inserting mode, the brake separation failure possibly occurs due to the defect of the tension of the energy storage spring. In addition, in the operating mechanism, the structure of the output piece is complex, and the manufacturing difficulty and the production cost are high.

Disclosure of Invention

The utility model aims to overcome at least one defect of the prior art and provide an operating mechanism which is high in tripping efficiency and reliability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an operating mechanism comprises a mechanism bracket, a rocker arm, a snap-fit jump fastener and a lock fastener, a second connecting rod, a main spring, a first connecting rod and an output piece; the rocker arm, the jump fastener, the locking fastener and the output piece are respectively and rotatably arranged on the mechanism support, the second connecting rod is rotatably connected with the jump fastener around the third shaft, the second connecting rod is rotatably connected with the first connecting rod around the second shaft, the first connecting rod is rotatably connected with the output piece around the first shaft to drive the output piece to reciprocally rotate, the first shaft, the second shaft and the third shaft are arranged at intervals in parallel, one end of the main spring is connected to the rocker arm, the other end of the main spring is connected to the second shaft, and the output piece is used for being in transmission connection with the movable contact mechanism;

the operating mechanism further comprises an auxiliary spring acting on the jump fastener, and the main spring and the auxiliary spring are used for driving the jump fastener to rotate in the same direction when the jump fastener is released from the snap fit with the jump fastener.

Further, the middle part of the jump fastener is rotatably arranged on the mechanism bracket, one end of the jump fastener is used for being in snap fit with the lock fastener, and the other end of the jump fastener is connected with the auxiliary spring.

Further, one end of the auxiliary spring is connected with the jump fastener, and the other end of the auxiliary spring is fixedly arranged on the mechanism bracket.

Further, the jump fastener comprises a jump fastener beam and jump fastener supporting arms, wherein the two jump fastener supporting arms are opposite, one end of each jump fastener supporting arm is respectively connected with the jump fastener beam in a bending way, and the other end of each jump fastener supporting arm is respectively connected with two groups of auxiliary springs; the mechanism support comprises two side plates which are oppositely arranged, and the middle parts of the two jump fastener support arms are respectively and rotatably arranged on the two side plates of the mechanism support.

Further, the jump fastener also comprises a jump fastener hasp part, and the jump fastener hasp part is arranged on the jump fastener cross beam and is used for being in snap fit with the lock fastener.

Further, the second connecting rod comprises two second connecting rod side plates which are oppositely arranged, the first connecting rod comprises two first connecting rod side plates which are oppositely arranged, the two jump buckle supporting arms are respectively connected with the two second connecting rod side plates in a rotating way through a third shaft, the two second connecting rod side plates are connected with the two first connecting rod side plates in a rotating way through a second shaft, and the two first connecting rod side plates are connected with the output piece in a rotating way through a first shaft; two sets of said main springs are connected to the rocker arm at one end and to the first shaft at the other end.

Further, the first connecting rod further comprises a first connecting rod connecting plate, and the two first connecting rod side plates are respectively connected with the first connecting rod connecting plate in a bending mode.

Further, the output piece includes output piece curb plate and output piece connecting plate, and two output piece curb plates set up relatively and link to each other with output piece connecting plate bending respectively, and two output piece curb plates rotate and set up on the mechanism support, and two first link curb plates are located two output piece curb plates both sides respectively and rotate through a first axle and link to each other.

Further, the middle parts of the two output piece side plates are rotatably arranged on the mechanism support, one end of each output piece side plate is rotatably connected with the two first connecting rod side plates around the first shaft, and the other end of each output piece side plate is used for being in transmission connection with the moving contact mechanism.

Further, one end of the second connecting rod is rotatably connected with the jump fastener around the third shaft, the other end of the second connecting rod is rotatably connected with one end of the first connecting rod around the second shaft, and the other end of the first connecting rod is rotatably connected with the output piece around the first shaft.

Further, the operating mechanism further comprises a stop piece, and the stop piece is used for being matched with the second connecting rod to prevent the second connecting rod from continuing to rotate when the operating mechanism is switched on.

Further, the operating mechanism further comprises a re-fastening piece, a reset part arranged on the rocker arm and a jump-fastening stop shaft arranged on the mechanism bracket; the re-fastening piece is in limit fit with the locking piece, so that the locking piece and the jumping piece are in snap fit; the re-fastening piece is driven by external force to rotate, the limit fit with the locking piece is released, and the locking piece rotates to release the snap fit with the snap fastener, so that the operating mechanism is tripped; under the tripping state of the operating mechanism, the trip fastener is in limit fit with the trip fastener stop shaft to prevent the trip fastener from continuing to rotate, the rocker arm is driven by external force to rotate towards the brake separating position, the trip fastener is driven by the reset part to restore to the snap fit with the latch fastener, and the trip fastener and the latch fastener restore to limit fit.

Further, the mechanism bracket comprises two side plates which are oppositely arranged at intervals; the first connecting rod, the second connecting rod, the jump fastener, the main spring and the lock catch piece are all arranged between the two side plates, and planes of rotation of the lock catch piece, the re-fastener, the first connecting rod and the second connecting rod are all parallel to the two side plates.

Further, the operating mechanism further comprises a driving shaft structure and at least one group of transmission structures, wherein the driving shaft structure is rotatably arranged on the mechanism support, and the driving shaft structure is in transmission connection with the rocker arm through the transmission structures to drive the rocker arm to swing in a reciprocating manner.

Further, the drive shaft structure and the output member are both rotatably disposed on the mechanism bracket about a first axis o1-o 1.

Further, the drive shaft structure comprises a drive shaft rotatably arranged on the mechanism bracket around a first axis o1-o 1; the transmission structure comprises a first transmission connecting rod and a second transmission connecting rod, wherein the first transmission connecting rod is arranged on the driving shaft and synchronously rotates along with the driving shaft, and two ends of the second transmission connecting rod are respectively connected with the first transmission connecting rod and the rocker arm in a transmission way.

Further, the mechanism support comprises two side plates which are oppositely arranged, and an installation space is formed between the two side plates; the jump fastener, the main spring, the second connecting rod, the first connecting rod, the re-fastener, the output piece and the auxiliary spring are all positioned in the installation space; the rocker arm comprises a rocker arm beam and rocker arm legs, wherein the two rocker arm legs are opposite and respectively connected with the rocker arm beam in a bending way, and the two rocker arm legs are respectively and rotatably arranged on two side plates of the mechanism bracket; in the first direction of the installation space, two ends of the installation space are a first end and a second end respectively, the rocker arm cross beam is positioned outside the first end of the installation space, and the output piece is positioned in the second end; in the second direction of the installation space, two ends of the installation space are a third end and a fourth end respectively, the locking piece and the re-locking piece are positioned in the third end, the auxiliary spring is positioned in the fourth end, and the locking piece extends from the third end to the fourth end; the first and second directions are both parallel to the side plates of the mechanism bracket and intersect each other.

According to the operating mechanism, the main spring and the auxiliary spring are matched, so that the disintegration speed and the tripping speed of the operating mechanism are remarkably improved, the action time of the operating mechanism is shortened, and the main spring and the auxiliary spring can drive the moving contact mechanism to rotate towards the disconnection position through the jump fastener, the second connecting rod, the first connecting rod and the output piece, so that the breaking efficiency of the moving contact mechanism and the fixed contact is improved, and the breaking capacity of the isolating switch is improved.

In addition, the output piece has simple structure, low manufacturing difficulty and low production cost.

In addition, the layout of the operating mechanism is reasonable and compact, and the required installation space is reduced.

Drawings

FIG. 1 is a projection view of a disconnector of the present utility model;

FIG. 2 is an exploded view of the disconnector of the present utility model;

FIG. 3 is a cross-sectional view of the operating mechanism of the present utility model;

FIG. 4 is a schematic structural view of the operating mechanism in a first view angle in the open state according to the present utility model;

FIG. 5 is a schematic view of the structure of the operating mechanism in the open state of the present utility model at a second view angle;

FIG. 6 is a cross-sectional view of the operating mechanism in the open state of the present utility model;

FIG. 7 is a cross-sectional view of the operating mechanism in the closed state of the present utility model;

FIG. 8.1 is a cross-sectional view of the operating mechanism in the tripped state of the utility model;

FIG. 8.2 is a projection view of the operating mechanism in the tripped state of the utility model;

FIG. 9 is a projection view of the refastening element, latching element and return spring of the present utility model in an assembled state;

FIG. 10 is a schematic perspective view of the present utility model showing the refastening element, latching element and return spring in an assembled state;

FIG. 11 is a schematic illustration of the connection of the jump ring, first link and second link of the present utility model;

fig. 12 is a schematic view of the assembly of the rocker arm and transmission structure of the present utility model.

Description of the reference numerals

100 an operating mechanism;

1, driving a shaft;

23t transmission structure; 2 a first transmission link; 3 a second transmission link;

s mechanism support; 4, an upper side plate; 4-1 bracket limiting holes; 4-2 a brake separating position blocking part; 4-3 upper arc holes; 5 lower side plates; 5-1 a bracket positioning part; 5-3 lower arc holes;

a rocker arm 6; 6-01 rocker arm cross beam; 6-02 rocker arm legs; 6-03 connecting toes; 6-1 rocker arm blocking surface; 6-2 resetting parts;

10 output pieces; 10a output piece side plate; 10b, an output plate connecting plate;

11a first link; 11a first link side plate; 11b first link connection plate;

a second link; 12-0 second link side plate;

15 jump fasteners; 15-00 jump fastener cross beam; 15-01 jump fastener support arm; 15-02 snap fastener portions; 15-1 reset bump; 15s trip shaft; 15-3 jumping buckle stop surface;

16 main springs;

17 jumping and buckling a stop shaft;

20 re-fastening; 20-1 re-fastening the limiting shaft; 20-2 refastening protrusions; 20-5 re-fastening limiting parts; buckling the shaft again for 20 seconds;

a 21 latch element; 21-1 latch positioning portion; 21-5 latch limiting parts; 21s lock catch shaft; 21-6 latch mating arms;

30 auxiliary springs;

40 linkage shafts;

41 a buffer;

60 turntables;

70 a return spring; 70-1 spring first end; 70-2 spring second end;

a 200 switch body;

a 200u switching unit; 200-1u of moving contact mechanism; 200-10u support shaft; 200-101u of main plug; 200-100u of auxiliary plug;

300 rotating the handle;

500 trip module;

1011s first axis; 1112s second axis; 1215s third axis.

Detailed Description

Specific embodiments of the disconnector according to the utility model are further described below with reference to the examples given in the accompanying drawings. The isolating switch of the present utility model is not limited to the description of the following embodiments.

As shown in fig. 1-3, for one embodiment of the disconnector of the present utility model, the disconnector is preferably a rotary disconnector.

The isolating switch of the embodiment comprises an operating mechanism 100 and a switch body 200, wherein the switch body 200 comprises at least one group of switch units 200u, the switch units 200u comprise a contact system, the contact system comprises a moving contact mechanism 200-1u which is rotatably arranged and fixed contacts matched with the moving contact mechanism 200-1u, the operating mechanism 100 is in transmission connection with the moving contact mechanisms 200-1u of the switch units 200u, and the moving contact mechanisms 200-1u are driven to rotate to be closed and opened with corresponding fixed contacts, so that the isolating switch is closed and opened. Further, the moving contact mechanism 200-1u includes a rotatably disposed supporting shaft 200-10u, and each supporting shaft 200-10u is in transmission connection with the operating mechanism 100. Further, the operating mechanism 100 and the switch body 200 are stacked along the rotation axis of the movable contact mechanism 200-1 u. Further, the switch body 200 includes two or more switch units 200u, each switch unit 200u is stacked along the rotation axis of the moving contact mechanism 200-1u, and the contact system of each switch unit 200u is synchronously turned on and off.

The isolating switch of the embodiment further comprises a rotating handle 300, the rotating handle 300 is in transmission connection with the operating mechanism 100, the rotating handle 300 is driven to rotate by external force, and the rotating handle 300 drives the operating mechanism 100 to complete switching-on, switching-off and resetting operations. The reset operation refers to an operation of restoring the snap-fit of the snap-fit piece 15 and the snap-fit piece 21 of the operating mechanism 100 after the operating mechanism 100 is tripped (e.g., the tripping is effected by remote control or is driven to trip by a thermo-magnetic trip mechanism). Further, the rotating handle 300 is in transmission connection with the driving shaft structure of the operating mechanism 100, and in particular, the rotating handle 300 is in transmission connection with the driving shaft 1 of the driving shaft structure, which will be described later.

As shown in fig. 2-12, is one embodiment of the operating mechanism 100.

The operating mechanism 100 of the present embodiment includes a mechanism bracket s, a link structure, a driving shaft structure, at least one set of transmission structures 23t, and an output structure; the output structure comprises an output member 10; the connecting rod structure comprises a hasp structure, the hasp structure comprises a hasp state and a release state, the hasp structure comprises a snap fastener 15 and a locker 21 which are in snap fit, the hasp structure is in the hasp state when the snap fastener 15 and the locker 21 are in snap fit, the hasp structure enters the release state when the snap fastener 15 and the locker 21 are out of snap fit, the connecting rod structure further comprises a rocker arm 6, a first connecting rod 11, a second connecting rod 12 and a main spring 16; the rocker arm 6, the driving shaft structure, the jump fastener 15, the lock fastener 21 and the output piece 10 are respectively and rotatably arranged on the mechanism bracket s; the driving shaft structure is in transmission connection with the rocker arm 6 through a transmission structure 23t, the driving shaft structure is driven to rotate by external force (such as driving force from a knob 300), the rocker arm 6 is driven to swing reciprocally through the transmission structure 23t to switch between a switching-on position and a switching-off position, the operating mechanism 100 is driven to switch on and off, the second connecting rod 12 is in rotation connection with the trip element 15 around a third shaft 1215s, the second connecting rod 12 is in rotation connection with the first connecting rod 11 through a second shaft 1112s, the first connecting rod 11 is in rotation connection with the output element 10 through a first shaft 1011s, the second shaft 1112s and the third shaft 1215s are arranged in parallel and at intervals, one end of the main spring 16 is connected to the rocker arm 6, the other end is connected to the second shaft 1112s, and the output element 10 is also used for transmission connection with the moving contact mechanisms 200-10 u. Further, the rocker arm 6 is also used for driving the snap-fit piece 15 and the snap-fit piece 21 to restore the snap-fit; the link structure further comprises a stopper for cooperating with the second link 12 to prevent the second link from continuing to rotate when the operating mechanism 100 is closed; the operating mechanism 100 further comprises a jump buckle stop shaft 17 fixedly arranged on the mechanism support s, and when the operating mechanism 100 is tripped, the jump buckle 15 is in limit fit with the jump buckle stop shaft 17 to prevent the jump buckle 15 from continuing to rotate; after the operating mechanism 100 is tripped, the latch element 21 abuts against the latch element 15 to prevent the latch element 21 from resetting, so that dead buckles are avoided when the latch element 21 and the latch element 15 recover the snap fit, and the latch element 21 is always pressed by the latch element 15 until the latch element 21 and the latch element 15 recover the snap fit in the whole process that the rocker arm 6 drives the latch element 15 to rotate to recover the snap fit with the latch element 21.

Further, the operating mechanism 100 further includes a mechanism housing, and the above structures (including the mechanism bracket s, the link structure, the driving shaft structure, the transmission structure 23t, and the output member 10) are disposed in the mechanism housing. In this embodiment, the operation mechanism 100 adopts a four-bar-five-bar switching scheme in the prior art, and after the snap-fit between the snap-fit element 15 and the snap-fit element 21 of the operation mechanism 100 is released in the closing state, that is, after the snap-fit structure is switched from the snap-fit state to the release state, the four-bar-five-bar mechanism of the operation mechanism 100 collapses, under the action of the main spring 16, the output element 10 is driven to rotate by the link structure and is switched between the closing position and the opening position, and the supporting rotating shaft 200-10u of the moving contact mechanism 200-1u is driven by the output element 10 to rotate towards the opening position, so that the contact system of the switch unit 200u is opened. The isolating switch adopts the operating mechanism 100 in the embodiment, and even if the knob 300 is blocked and can not rotate, the operating mechanism 100 can still release and break the brake, so that the electricity utilization safety is ensured. Specifically, one end of the second connecting rod 12 is rotatably connected with the jump fastener 15 around the third axis 1215, the other end of the second connecting rod 11 is rotatably connected with one end of the first connecting rod 11 around the second axis 1112s, and the other end of the first connecting rod 11 is rotatably connected with the output member 10 around the first axis 1011 s; the main spring 16 has one end connected to the rocker beam 6-01 of the rocker 6 and the other end connected to the second shaft 1112s; the trip element 15 is rotatably arranged on the mechanism bracket s through a trip shaft 15s, and the trip shaft 15s is used as a stop piece.

As shown in fig. 2, 4-5 and 12, the rocker arm 6 comprises a rocker arm beam 6-01 and rocker arm legs 6-02, the two rocker arm legs 6-02 are oppositely arranged, one end of each rocker arm leg is connected with the rocker arm beam 6-01 in a bending way, and the other end of each rocker arm leg is respectively and rotatably arranged on the mechanism support s. Further, two rocker arms 6-02 are respectively rotatably arranged on two side plates of the mechanism support s through a rocker arm shaft.

Further, as shown in fig. 4-5 and 12, the rocker beam 6-01 and the two rocker legs 6-02 are integrally formed in a U-shaped structure.

Further, as shown in fig. 6-8.2, the rocker arm 6 further includes a reset portion 6-2, the reset portion 6-2 is disposed on the rocker arm leg 6-02, and the trip member 15 includes a reset protrusion 15-1; after the operating mechanism 100 is tripped, when the rocker arm 6 swings to the opening position at the tripping position, the reset protrusion 15-1 is synchronously pressed by the reset part 6-2 to reset to restore the snap fit with the locking piece 21. Further, the reset portion 6-2 is a reset plate connected with the rocker arm leg 6-02 in a bending manner, the reset protrusion 15-1 comprises a reset protrusion arc surface, and the reset plate presses the reset protrusion arc surface to enable the jump fastener 15 to reset to be in snap fit with the lock fastener 21.

Further, as shown in fig. 4-5 and 7, the rocker arm 6 is respectively and limitedly matched with the mechanism bracket s at two ends of the rotation stroke of the rocker arm 6, so that the rocker arm 6 is respectively limited at the opening position and the closing position. Further, the mechanism support s comprises a brake-separating position blocking part 4-2 and a brake-closing position blocking part, and the brake-separating position blocking part 4-2 and the brake-closing position blocking part are respectively in limit fit with the rocker arm 6 to respectively limit the rocker arm 6 at a brake-separating position and a brake-closing position. Further, the brake-separating position blocking part 4-2 is in limit fit with one side edge of the rocker arm leg 6-02, and the brake-closing position blocking part is in limit fit with the reset part 6-2 on the rocker arm leg 6-02. Further, the brake-separating position blocking part 4-2 is in limit fit with a rocker arm blocking surface 6-1 arranged on the side edge of the rocker arm leg 6-02, so that the rocker arm 6 is limited at the brake-separating position.

Specifically, as shown in fig. 4-5 and 7, two rocker arm legs 6-02 are respectively provided with a reset portion 6-2, the two reset portions 6-2 are bent between the two rocker arm legs 6-02 in opposite directions, two jump fastener support arms 15-01 of the jump fastener 15 are respectively provided with a reset protrusion 15-1, and two side plates of the mechanism support s are respectively provided with a brake separating position blocking portion 4-2 and a brake closing position blocking portion.

As shown in fig. 6 to 7, the rotation angle of the output member 10 is 80 ° to 110 °, preferably 90 ° to 100 °, when the operating mechanism 100 of the present embodiment is switched between the on state and the off state. The design can obviously increase the opening distance between the moving contact mechanism 200-1u and the fixed contact.

As shown in fig. 3-10, the operating mechanism 100 further includes a redistributing element 20 rotatably disposed on the mechanism support s, the redistributing element 20 is in limit fit with the latching element 21, the redistributing element 20 is driven to rotate by an external force (for example, from a thermo-magnetic tripping mechanism (which may be an integral mechanism or may include a separate short-circuit protection mechanism and/or a thermal protection mechanism) for realizing a short-circuit and/or overload protection function) and/or a tripping module 500 for realizing remote tripping control, so as to release the limit fit with the latching element 21, the latching element 21 rotates to release the snap fit with the latching element 15, and the snap structure is switched from the snap state to the trip state, so as to drive the operating mechanism 100 to trip. Further, the refastening piece 20 further includes a fastening piece limiting shaft 20-1, the mechanism bracket s is provided with a bracket limiting hole 4-1, and the fastening piece limiting shaft 20-1 is arranged in the bracket limiting hole 4-1 in a swinging manner, so that limitation of the rotation stroke of the fastening piece 20 is realized.

Further, as shown in fig. 9-10, the operating mechanism 100 further includes a return spring 70, where the return spring 70 is a torsion spring, and is sleeved on the latch shaft 21s, and two ends of the return spring 70 are located between the re-fastening member 20 and the latch member 21, one end of the return spring is matched with the re-fastening member 20 (the end is a spring second end 70-2) and the other end is matched with the latch member 21 (the end is a spring first end 70-1), so that the re-fastening member 20 and the latch member 21 have a tendency to rotate in opposite directions; the return spring 70 acts on the catch member 21 to maintain it in a snap-fit position with the catch member 15. Further, the locking piece 21 further comprises a locking piece positioning part 21-1, the mechanism support s comprises a support positioning part 5-1, the locking piece positioning part 21-1 is in limit fit with the support positioning part 5-1, the limit position of the reset spring 70 for driving the locking piece 21 to rotate is limited, and the locking piece 21 and the re-locking piece 15 are prevented from forming a dead lock, so that the tripping action of the operating mechanism 100 is prevented from being influenced.

Further, as shown in fig. 6-7 and 9-10, the refastening member 20 includes a refastening member positioning portion 20-5, and the fastening member 21 includes a fastening member positioning portion 21-5, and the fastening member 21 is maintained in a snap fit with the fastening member 15 by the fastening member positioning portion 20-5 abutting against one side of the fastening member positioning portion 21-5. Further, the refastening member 20 further includes a refastening member operating portion that is in a L-shaped structure integrally in a spacing fit with the refastening member spacing portion 20-5, and a bending portion of the two is rotatably disposed on the mechanism support s, and one end of the return spring 70 is matched with the refastening member operating portion, and the other end is matched with the locking member 21; one end of the locking piece 21 is a locking piece limiting part 21-5, and the other end of the locking piece is rotatably arranged on the mechanism bracket. Further, the middle part of the locking piece 21 is rotatably arranged on the mechanism support s through a locking shaft 21s, one end of the locking piece is provided with a locking piece limiting part 21-5, and the other end of the locking piece is provided with a locking piece positioning part 21-1.

As shown in fig. 2, 4-5 and 10, the mechanism support s comprises two opposite side plates, namely an upper side plate 4 and a lower side plate 5, which are perpendicular to a first axis o1-o1 and a second axis o2-o2.

Specifically, the link structure, the output member 10, and the redistributing member 20 are all disposed between two side plates of the mechanism support s, and planes on which the trip member 15, the locking member 21, the first link 11, and the second link 12 rotate are all parallel to the upper side plate 4 and the lower side plate 5 and perpendicular to the first axis o1-o1. Further, the trip element 15 is rotatably disposed on the mechanism support s through a trip shaft 15s, the latch element 21 is rotatably disposed on the mechanism support s through a latch shaft 21s, the re-latch element 20 is rotatably disposed on the mechanism support s through a re-latch shaft 20s, and the rocker arm 6 is rotatably disposed on the mechanism support s through a rocker arm shaft. Further, two ends of the trip shaft 15s are respectively arranged on two side plates of the mechanism support s, two ends of the latch shaft 21s are respectively arranged on two side plates of the mechanism support s, two ends of the trip shaft 20s are respectively arranged on two side plates of the mechanism support s, and two rocker arm legs 6-02 of the rocker arm 6 are respectively and rotatably arranged on two side plates of the mechanism support s through two rocker arm shafts.

As shown in fig. 2, 4-5, the drive shaft structure and the output member 10 are coaxially rotatably disposed. Further, the driving shaft structure and the output member 10 are both rotatably disposed on the mechanism support s about the first axis o1-o1, which is beneficial to making the structure of the operating mechanism 100 more compact and reducing the space requirement. Specifically, the drive shaft structure and the output member 10 are each rotatably disposed about a first axis o1-o 1.

Further, the driving shaft structure comprises a driving shaft 1 rotatably arranged on the mechanism support s around a first axis o1-o1, the first axis o1-o1 passes through the middle part of the driving shaft 1, and the self axis of the driving shaft 1 is preferably coincident with the first axis o1-o 1; the transmission structure 23t comprises a first transmission connecting rod 2 and a second transmission connecting rod 3, the first transmission connecting rod 2 is arranged on the driving shaft 1 and synchronously rotates along with the driving shaft, and two ends of the second transmission connecting rod 3 are respectively connected with the first transmission connecting rod 2 and the rocker arm 6 in a transmission way. Further, two ends of the second transmission connecting rod 3 are respectively connected with the first transmission connecting rod 2 and the rocker arm 6 in a rotating way. Further, one end of the second transmission connecting rod 3 is rotatably connected with the first transmission connecting rod 2, and the other end is rotatably connected with the rocker arm leg 6-02 of the rocker arm 6.

As shown in fig. 2 and 4-5, the rocker arm 6 further comprises a connecting toe 6-03, at least one rocker arm leg 6-02 being provided with a connecting toe 6-03 and being in driving connection with the driving structure 23t via the connecting toe 6-03, the connecting toe 6-03 preferably being in driving connection with the second driving link 3 of the driving structure 23 t. Further, the rocker arm cross member 6-02 and the connecting toe 6-03 are located on both sides of the rotation axis of the rocker arm 6, respectively.

Specifically, the driving shaft 1 is rotatably inserted in the mechanism bracket s, and one end of the driving shaft protrudes out of one side of two side plates of the mechanism bracket s and is fixedly connected with the rotating handle 300; the two groups of transmission structures 23t are respectively arranged on two sides of the two side plates of the mechanism support s, the two rocker arms legs 6-02 of the rocker arm 6 are respectively arranged on two sides of the two side plates of the mechanism support s and are respectively provided with a connecting toe 6-03, the two connecting toes 6-03 are respectively connected with the two groups of transmission structures 23t in a transmission way, and the two connecting toes 6-03 are preferably respectively connected with the two second transmission connecting rods 3 of the two groups of transmission structures 23t in a transmission way. Further, the two connecting toes 6-03 are hinged to one ends of the two second transmission links 3 through two second hinge shafts 36s, and the other ends of the two second transmission links 3 are hinged to one ends of the two first transmission links 2 through two first hinge shafts 23 s.

As shown in fig. 3-8.1, the operating mechanism 100 of the present embodiment further includes a buffer member 41, when the operating mechanism 100 is opened, the output structure impacts and rests on the buffer member 41, that is, when the operating mechanism 100 is opened, the output structure impacts the buffer member 41 to stop rotating the output structure (that is, stop rotating the output member 10), and the output structure finally abuts against the buffer member 41 to stay in the open position, and at this time, the output structure also drives the moving contact mechanism 200-1u to stay in the open position. The buffer member 41 is made of flexible material, such as plastic, rubber, etc., and plays a role in buffering the operating mechanism 100, so as to ensure that the operating mechanism 100 cannot be tripped due to hard impact during the brake release process, and the operating mechanism 100 is broken down. Further, the linkage shaft 40 of the output structure collides with and rests on the buffer 41 when the operating mechanism 100 is opened. Further, the buffer member 41 includes a buffer member assembly portion and a buffer member buffer portion, the buffer member 41 is fixed on the mechanism support s through the buffer member assembly portion, the buffer member buffer portion is disposed on the buffer member assembly portion, the buffer member buffer portion is in a V-shaped plate structure, and two ends of the buffer member buffer portion are respectively connected with the buffer member assembly portion and the tip of the buffer member is directed towards the output member 10. Of course, the buffer part of the buffer part can also be of other shapes, such as an arc-shaped plate, a wave-shaped plate or a single-layer plate, and the like, and various other forms are not listed here.

Specifically, in the switching-on state of the operating mechanism 100 of the present embodiment, the linkage shaft 40 of the output structure abuts against one end of the upper arc-shaped hole 4-3 and the lower arc-shaped hole 5-3 of the mechanism bracket s; and/or, when the operating mechanism 100 of the present embodiment is opened or tripped, the linkage shaft 40 abuts against the other ends of the upper arc-shaped hole 4-3 and the lower arc-shaped hole 5-3 to prevent the linkage shaft 40 from continuing to rotate around the first axis o1-o 1; the upper arc-shaped hole 4-3 and the lower arc-shaped hole 5-3 will be described later.

As another embodiment, the operating mechanism 100 of this embodiment is not provided with the buffer member 41, but is provided with the buffer structure at one end of the upper arc-shaped hole 4-3 and the lower arc-shaped hole 5-3, and when the operating mechanism 100 is opened or tripped, the linkage shaft 40 collides with and finally abuts against the buffer structure.

As shown in fig. 2-8.1, a first improvement of the isolating switch of the present embodiment is that: the operating mechanism 100 further comprises a linkage shaft 40, the switch body 200 further comprises a rotary plate 60, the rotary plate 60 is fixedly connected with a supporting rotating shaft 200-10u of the moving contact mechanism 200-1u and is arranged between the linkage shaft 40 and the supporting rotating shaft 200-10u, the output piece 10 is connected with the rotary plate 60 through the linkage shaft 40 in a transmission mode to drive the rotary plate 60 to reciprocate, the rotary plate 60 is connected with the supporting rotating shaft 200-10 in a coaxial transmission mode, and the output piece 10, the rotary plate 60 and the supporting rotating shaft 200-10u of the moving contact mechanism 200-1u are all arranged in a rotation mode around a first axis o1-o1, and the axis of the linkage shaft 40 is a second axis o2-o2 which is arranged in parallel with the first axis o1 at intervals. The mode of the output piece 10 plus the linkage shaft 40 plus the rotary table 60 drives the movable contact mechanism 200-1u to rotate, which is beneficial to increasing the creepage distance and insulation gap between the operating mechanism 100 and the switch body 200, ensuring the personal safety of operators and avoiding electric shock accidents caused by short circuit between the operating mechanism 100 and the switch body 200. Further, the rotating disc 60 is disposed outside a side plate of the mechanism support s, and one end of the linkage shaft 40 passes through the side plate and is in transmission connection with the rotating disc 60, and the side plate is preferably a lower side plate 5 (i.e. a side plate close to the switch body 200) of the mechanism support s. Further, the turntable 60 and the linkage shaft 40 are disposed within the mechanism housing. Specifically, the turntable 60 and the supporting rotating shaft 200-10u are both arranged to rotate around a first axis o1-o1, and the first axis o1-o1 passes through the middle of the turntable 60 and the supporting rotating shaft 200-10 u.

The turntable 60 is preferably drivingly connected to adjacent support shafts 200-10u by a mating structure. Further, in the switch body 200, each adjacent supporting shaft 200-10u is connected by a plug structure. Above structural design is favorable to simplifying assembly operations, improves assembly efficiency.

As shown in fig. 2 to 10, the mechanism support s is provided with a linkage shaft guide structure, and the linkage shaft 40 cooperates with the linkage shaft guide structure to define a rotation locus of the linkage shaft 40 about the first axis o1-o 1. Further, the output piece 10 is rotatably arranged between two side plates of the mechanism bracket s; the linkage shaft guide structure comprises an upper guide structure and a lower guide structure which are respectively arranged on an upper side plate 4 and a lower side plate 5 of the mechanism bracket s; the middle part of the linkage shaft 40 is inserted in the output member 10, one end of the linkage shaft is matched with the upper guide structure, and the other end of the linkage shaft is matched with the lower guide structure and is connected with the turntable 60 in a transmission way after penetrating through the lower side plate 5. The isolating switch is preferably in a release state and a tripped state, that is, the operating mechanism 100 is in a release state and a tripped state, and the linkage shaft 40 is preferably in limit fit with one end of the upper guide structure and one end of the lower guide structure respectively to prevent the linkage shaft 40 from continuing to rotate.

Specifically, the upper guide structure is an upper arc hole 4-3, the lower guide structure is a lower arc hole 5-3, and the linkage shaft 40 is respectively inserted into the upper arc hole 4-3 and the lower arc hole 5-3, and the shapes of the upper arc hole 4-3 and the lower arc hole 5-3 are matched with the rotation track of the linkage shaft 40. The linkage shaft guide structure has a simple structure, is matched with the linkage shaft 40 simply, and reliably limits the rotation track of the linkage shaft 40, thereby ensuring that the output piece 10 reliably drives the turntable 60 to rotate. Further, in the disconnecting state and the releasing state, the linkage shaft 40 is in limit fit with one end of the upper arc hole 4-3 and one end of the lower arc hole 5-3 respectively to prevent the linkage shaft 40 from continuing to rotate. Of course, the driving rod guiding structure is not limited to the above implementation manner, for example, the upper guiding structure may also be an arc groove disposed on the upper side plate 4, the lower guiding structure is two arc ribs disposed on the lower side plate 5 at opposite intervals, and other modifications can be made by those skilled in the art, which are not listed here, and all modifications shall fall within the protection scope of the driving rod guiding structure of the present application.

Further, the linkage shaft 40 includes a linkage shaft trunk and a linkage shaft annular table coaxially disposed, the outer diameter of the linkage shaft annular table is larger than the outer diameter of the linkage shaft trunk, and the linkage shaft annular table is disposed in the middle of the linkage shaft trunk and located between the lower side plate 5 and the output member 10, so as to prevent the linkage shaft 40 from moving along the axial direction thereof, and ensure reliable matching of the linkage shaft 40, the output member 10, the mechanism support s and the turntable 60.

As shown in fig. 2-8.1, a second improvement of the isolating switch of the present embodiment is that: the operating mechanism 100 of this embodiment further includes an auxiliary spring 30 acting on the latch 15, after the latch 21 and the latch 15 are released from the snap fit, the main spring 16 and the auxiliary spring 30 are used to drive the latch 15 to rotate in the same direction, that is, the main spring 16 and the auxiliary spring 30 apply forces to the latch 15, both of which force rotate the latch 15 in the same direction, the latch 15 rotates away from the latch 21, and after rotating to the release position along the release direction, the latch 16 and the rocker 6 keep relatively stationary by limiting fit with the rocker 6. The main spring 16 and the auxiliary spring 30 are matched, so that the disintegration speed and the tripping speed of the operating mechanism 100 are remarkably improved, the action time of the operating mechanism 100 is shortened, and the main spring 16 and the auxiliary spring 30 can drive the moving contact mechanism 200-1u to rotate towards the disconnection position through the jump buckle 15, the second connecting rod 12, the first connecting rod 11 and the output piece 10, thereby being beneficial to improving the disconnection efficiency of the moving contact mechanism 200-1u and the fixed contact and improving the disconnection capacity of the isolating switch.

Further, as shown in fig. 3-8.1, the middle part of the jump buckle 15 is rotatably disposed on the mechanism support s, one end of the jump buckle is in snap fit with the lock buckle 21, and the other end is connected with the auxiliary spring 30. Further, one end of the auxiliary spring 30 is connected to the jump buckle 15, and the other end is fixedly arranged on the mechanism support s. Further, the mechanism support s is provided with a support hanging spring part, the jump fastener 15 is provided with a jump fastener hanging spring part, and two ends of the auxiliary spring 30 are respectively connected to the support hanging spring part and the jump fastener hanging spring part. Further, the bracket hanging spring part and/or the jump fastener hanging spring part are hooks or hanging holes. It should be noted that the location of the auxiliary spring 30 and the matching manner with the latch member 15 are not limited to the above description, the auxiliary spring 30 is only required to be set, and after the latch member 15 is released from the latch member 21, the acting force of the auxiliary spring 16 on the latch member 15 is used to drive the latch member 15 to rotate in the releasing direction, and does not interfere with other components of the operating mechanism 100.

Further, referring to fig. 3-8.1 and 11, the jump buckle 15 includes a jump buckle beam 15-00 and jump buckle supporting arms 15-01, the two jump buckle supporting arms 15-01 are opposite, one ends of the two jump buckle supporting arms are respectively connected with the jump buckle beam 15-02 in a bending way, and the other ends of the two jump buckle supporting arms are respectively connected with two groups of auxiliary springs 30. Further, the middle parts of the two jump fastener supporting arms 15-01 are respectively and rotatably arranged on the two side plates of the mechanism support s, and the middle parts of the two jump fastener supporting arms 15-01 are respectively and rotatably arranged on the two side plates of the mechanism support s through a jump fastener shaft 15 s. Further, the jump fastener supporting arm 15-01 is provided with a jump fastener stopping surface 15-3, and when the operating mechanism 100 is tripped, the jump fastener stopping surface 15-3 is abutted with the jump fastener stopping shaft 17 to prevent the jump fastener 15 from continuing to rotate; the latch stop surface 15-3 is preferably disposed on a side edge of the middle portion of the latch 15, near the latch shaft 15s and on one side thereof.

Further, as shown in fig. 6-8.2 and 11, the latch 15 further includes a latch hook portion 15-02, and the latch hook portion 15-02 is disposed on the latch cross member 15-02 for being in snap fit with the latch 21. Further, the latch element 21 includes a latch overlap surface, and the latch overlap surface cooperates with the latch overlap portion 15-02 to realize the latch fit between the latch element 21 and the latch element 15; in the closing state of the operating mechanism 100, the latch lapping surface and the latch lapping portion 15-02 are lapped together relatively, and the latch lapping portion 15-02 is obliquely arranged relative to the latch lapping surface; in the open state, the operating mechanism 100 has a gap between the latch lapping surface and the latch lapping portion 15-02, so as to ensure reliable lapping between the latch lapping surface and the latch lapping portion 15-02. Further, in the closing state of the operating mechanism 100, after the snap-in element 20 and the snap-in element 21 are released from the limit fit, the snap-in element 15-02 abuts against the snap-in overlap surface to rotate the snap-in element 15 and the snap-in element 21 in opposite directions, so that the snap-in element 21 and the snap-in element 15 are released from the snap-in element.

Further, as shown in fig. 8.2-10, the latch member 21 further includes a latch member engaging arm 21-6, after the operating mechanism 100 is tripped, the latch member beam 15-00 of the latch member 15 abuts against the latch member engaging arm 21-6 to prevent the latch member 21 from being reset, and in the process that the rocker arm 6 drives the latch member 15 to rotate to restore the latch member 21 to be in snap fit, the latch member beam 15-00 always abuts against the latch member engaging arm 21-6, further, the latch member engaging arm 21-6 is disposed on the latch member limiting portion 21-5.

Further, as shown in fig. 4-5 and 11, the second link 12 includes two second link side plates 12-0 disposed opposite to each other, the first link 11 includes two first link side plates 11a disposed opposite to each other, the two jump-buckle supporting arms 15-01 are respectively rotatably connected to the two second link side plates 12-0 through a third shaft 1215s, the two second link side plates 12-0 are rotatably connected to the two first link side plates 11a through a second shaft 1112s, and the two first link side plates 11a are rotatably connected to the output member 10 through a first shaft 1011 s; two sets of said main springs 16 are connected at one end to the rocker arm 6 and at the other end to the first shaft 1011s. Further, the first connecting rod 11 further includes a first connecting rod connecting plate 11b, and the two first connecting rod side plates 11a are respectively connected with the first connecting rod connecting plate 11b in a bending manner. Specifically, one end of the two second link side plates 12-0 is rotatably connected to the two jump buckle supporting arms 15-01 of the jump buckle 15, and the other ends of the two second link side plates are rotatably connected to one ends of the two first link side plates 11a, respectively, and the other ends of the two first link side plates 11a are rotatably connected to the output member 10. It should be noted that the first link 11 is provided with only one first link side plate 11a and/or the second link 12 is provided with one second link side plate 12-0, but the stability and reliability of the operating mechanism 100 are affected.

Further, as shown in fig. 4-5 and 11, the output piece 10 includes two output piece side plates 10a and an output piece connecting plate 10b, the two output piece side plates 10a are oppositely arranged and respectively connected with the output piece connecting plate 10b in a bending way, the two output piece side plates 10a are rotatably arranged on the mechanism support s, and the two first link side plates 11a are respectively positioned at two sides of the two output piece side plates 10 and are rotatably connected through a first shaft 1011 s. Further, the middle parts of the two output piece side plates 10a are rotatably arranged on the mechanism support s, one end of each output piece side plate is rotatably arranged around the first shaft 1011s with the two first connecting rod side plates 11a, and the other end of each output piece side plate is in transmission connection with the moving contact mechanism 200-1u (the end is connected with the linkage shaft 40 and drives the turntable 60 to rotate through the linkage shaft 40, and the turntable 60 drives the moving contact mechanism 200-1u to rotate). Further, two output piece side plates 10a are respectively provided with an output piece shaft hole, and the two output piece side plates 10a are sleeved on the driving shaft 1 of the driving shaft structure through the output piece shaft holes, so that the rotation is realized and the output piece side plates are installed on the mechanism support.

As shown in fig. 6-8.1, one layout of the operating mechanism 100 is as follows: an installation space is formed between the two side plates of the mechanism support s; the jump fastener 15, the main spring 16, the second connecting rod 12, the first connecting rod 11, the lock fastener 21, the re-fastener 20, the output piece 10 and the auxiliary spring 30 are all positioned in the installation space; in the first direction of the installation space, two ends of the installation space are a first end and a second end respectively, a rocker beam 6-01 of a rocker arm 6 is positioned outside the first end of the installation space, and an output piece 10 is positioned in the second end of the installation space; in the second direction of the installation space, the two ends of the installation space are a third end and a fourth end respectively, the locking piece 21 and the re-locking piece 20 are positioned in the third end of the installation space, the auxiliary spring 30 is positioned in the fourth end of the installation space, and the locking piece 15 extends from the third end to the fourth end; the first direction and the second direction are parallel to the two side plates of the mechanism support s, and the first direction and the second direction are intersected. Further, in the second direction of the installation space, the buffer member 41 is provided in the fourth end, and the output member 10 is located between the buffer member 41 and the rocker arm cross member 6-01 of the rocker arm 6; the latch stopper shaft 17 is disposed in the fourth end, and the latch stopper shaft 17 and the auxiliary spring 30 are disposed at both sides of the latch 15 in the first direction of the installation space. The operating mechanism 100 is reasonably compact in layout, which is advantageous for reducing the space. Specifically, the first direction is the left-right direction of fig. 6-8.1, and the second direction is the up-down direction of fig. 6-8.1.

It should be noted that, in the description of the present utility model, the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate an orientation or a positional relationship based on that shown in the drawings or an orientation or a positional relationship conventionally put in use, and are merely for convenience of description, and do not indicate that the apparatus or element to be referred to must have a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating relative importance.

The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims (17)

1. An operating mechanism comprises a mechanism bracket(s), a rocker arm (6), a snap-fit jump fastener (15) and a lock catch piece (21), a second connecting rod (12), a main spring (16), a first connecting rod (11) and an output piece (10); the rocker arm (6), the jump fastener (15), the lock catch (21) and the output piece (10) are respectively and rotatably arranged on the mechanism bracket(s), the second connecting rod (12) is rotatably connected with the jump fastener (15) around the third shaft (1215 s), the second connecting rod (12) is rotatably connected with the first connecting rod (11) around the second shaft (1112 s), the first connecting rod (11) is rotatably connected with the output piece (10) around the first shaft (1011 s) to drive the output piece to rotate reciprocally, the first shaft (1011 s), the second shaft (1112 s) and the third shaft (1215 s) are arranged at intervals in parallel, one end of the main spring (16) is connected to the rocker arm (6) and the other end is connected to the second shaft (1112 s), and the output piece (10) is used for being in transmission connection with the movable contact mechanism (200-1 u);

The method is characterized in that: the operating mechanism further comprises an auxiliary spring (30) acting on the jump fastener (15), and when the lock catch piece (21) is in release engagement with the jump fastener (15), the main spring (16) and the auxiliary spring (30) are used for driving the jump fastener (15) to rotate in the same direction.

2. The operating mechanism of claim 1, wherein: the middle part of the jump fastener (15) is rotatably arranged on the mechanism bracket(s), one end of the jump fastener is used for being in snap fit with the lock fastener (21), and the other end of the jump fastener is connected with the auxiliary spring (30).

3. The operating mechanism of claim 2, wherein: one end of the auxiliary spring (30) is connected with the jump buckle (15), and the other end of the auxiliary spring is fixedly arranged on the mechanism bracket(s).

4. The operating mechanism of claim 2, wherein: the jump fastener (15) comprises a jump fastener cross beam (15-00) and jump fastener supporting arms (15-01), wherein the two jump fastener supporting arms (15-01) are opposite, one ends of the jump fastener supporting arms are respectively connected with the jump fastener cross beam (15-00) in a bending way, and the other ends of the jump fastener supporting arms are respectively connected with two groups of auxiliary springs (30); the mechanism support(s) comprises two side plates which are oppositely arranged, and the middle parts of the two jump fastener supporting arms (15-01) are respectively and rotatably arranged on the two side plates of the mechanism support(s).

5. The operating mechanism of claim 4, wherein: the jump fastener (15) further comprises a jump fastener hasp part (15-02), and the jump fastener hasp part (15-02) is arranged on the jump fastener cross beam (15-00) and is used for being in snap fit with the lock fastener (21).

6. The operating mechanism of claim 4, wherein: the second connecting rod (12) comprises two second connecting rod side plates (12-0) which are oppositely arranged, the first connecting rod (11) comprises two first connecting rod side plates (11 a) which are oppositely arranged, the two jump buckle supporting arms (15-01) are respectively connected with the two second connecting rod side plates (12-0) in a rotating way through a third shaft (1215 s), the two second connecting rod side plates (12-0) are connected with the two first connecting rod side plates (11 a) in a rotating way through a second shaft (1112 s), and the two first connecting rod side plates (11 a) are connected with the output piece (10) in a rotating way through a first shaft (1011 s); two sets of said main springs (16) are connected at one end to the rocker arm (6) and at the other end to the first shaft (1011 s).

7. The operating mechanism of claim 6, wherein: the first connecting rod (11) further comprises a first connecting rod connecting plate (11 b), and the two first connecting rod side plates (11 a) are respectively connected with the first connecting rod connecting plate (11 b) in a bending mode.

8. The operating mechanism of claim 6, wherein: the output piece (10) comprises output piece side plates (10 a) and output piece connecting plates (10 b), the two output piece side plates (10 a) are oppositely arranged and respectively connected with the output piece connecting plates (10 b) in a bending mode, the two output piece side plates (10 a) are rotatably arranged on the mechanism support(s), and the two first connecting rod side plates (11 a) are respectively located on two sides of the two output piece side plates (10 a) and are rotatably connected through a first shaft (1011 s).

9. The operating mechanism of claim 8, wherein: the middle parts of the two output piece side plates (10 a) are rotatably arranged on the mechanism support(s), one ends of the two output piece side plates are rotatably connected with the two first connecting rod side plates (11 a) around a first shaft (1011 s), and the other ends of the two output piece side plates are in transmission connection with the movable contact mechanism (200-1 u).

10. The operating mechanism of claim 1, wherein: one end of the second connecting rod (12) is rotationally connected with the jump buckle piece (15) around a third shaft (1215 s), the other end of the second connecting rod is rotationally connected with one end of the first connecting rod (11) around a second shaft (1112 s), and the other end of the first connecting rod (11) is rotationally connected with the output piece (10) around a first shaft (1011 s).

11. The operating mechanism of claim 1, wherein: the operating mechanism further comprises a stop piece which is used for being matched with the second connecting rod (12) to prevent the second connecting rod from rotating continuously when the operating mechanism is switched on.

12. The operating mechanism of claim 1, wherein: the operating mechanism also comprises a re-fastener (20), a reset part (6-2) arranged on the rocker arm (6) and a jump buckle stop shaft (17) arranged on the mechanism bracket(s); the re-fastening piece (20) is in limit fit with the locking piece (21) so that the locking piece (21) is in snap fit with the jumping piece (15); the re-fastening piece (20) is driven by external force to rotate, the limit fit with the locking piece (21) is released, the locking piece (21) rotates to release the snap fit with the jump fastening piece (15), and the operating mechanism is tripped; and in the release state, the operating mechanism is in limit fit with the jump buckle (15) and the jump buckle stop shaft (17) to prevent the jump buckle (15) from continuing to rotate.

13. The operating mechanism of claim 12, wherein: the mechanism bracket(s) comprises two side plates which are oppositely arranged at intervals; the first connecting rod (11), the second connecting rod (12), the jump fastener (15), the main spring (16) and the lock catch piece (21) are all arranged between the two side plates, and planes of rotation of the lock catch piece (21), the re-fastener (20), the first connecting rod (11) and the second connecting rod (12) are all parallel to the two side plates.

14. The operating mechanism of claim 1, wherein: the operating mechanism further comprises a driving shaft structure and at least one group of transmission structures (23 t), wherein the driving shaft structure is rotatably arranged on the mechanism support(s), and the driving shaft structure is in transmission connection with the rocker arm (6) through the transmission structures (23 t) to drive the rocker arm (6) to swing in a reciprocating mode.

15. The operating mechanism of claim 14, wherein: the drive shaft arrangement and the output element (10) are each arranged rotatably about a first axis o1-o1 on the mechanism support(s).

16. The operating mechanism of claim 14, wherein: the drive shaft structure comprises a drive shaft (1) rotatably arranged on a mechanism support(s) around a first axis o1-o 1; the transmission structure (23 t) comprises a first transmission connecting rod (2) and a second transmission connecting rod (3), the first transmission connecting rod (2) is arranged on the driving shaft (1) and synchronously rotates along with the driving shaft, and two ends of the second transmission connecting rod (3) are respectively connected with the first transmission connecting rod (2) and the rocker arm (6) in a transmission mode.

17. The operating mechanism of claim 1, wherein: the mechanism support(s) comprises two side plates which are oppositely arranged, and an installation space is formed between the two side plates; the jump fastener (15), the main spring (16), the second connecting rod (12), the first connecting rod (11), the re-fastener (20), the output piece (10) and the auxiliary spring (30) are all positioned in the installation space; the rocker arm (6) comprises a rocker arm cross beam (6-01) and rocker arm legs (6-02), the two rocker arm legs (6-02) are opposite and respectively connected with the rocker arm cross beam (6-01) in a bending mode, and the two rocker arm legs (6-02) are respectively arranged on two side plates of the mechanism support(s) in a rotating mode; in the first direction of the installation space, two ends of the installation space are a first end and a second end respectively, a rocker arm cross beam (6-01) is positioned outside the first end of the installation space, and an output piece (10) is positioned in the second end; in the second direction of the installation space, two ends of the installation space are a third end and a fourth end respectively, the locking piece (21) and the re-locking piece (20) are positioned in the third end, the auxiliary spring (30) is positioned in the fourth end, and the locking piece (15) extends from the third end to the fourth end; the first and second directions are both parallel to the side plates of the mechanism support(s) and intersect each other.