CN208077919U - A kind of trip gear of breaker - Google Patents

Abstract

A kind of trip gear of breaker, belongs to low voltage electrical apparatus technology field.The breaker includes breaker body and operating mechanism, and controller is equipped on the shell of the breaker body, and controller includes trip gear, it is characterised in that：The trip gear is equipped with the first location structure, and the operating mechanism is equipped with the second location structure, cooperation is mutually located between first location structure and second location structure.Due to having additional the first, second location structure on the side plate of trip gear and operating mechanism, by between the two be mutually located cooperation, and the consistency of breaker trip action has been effectively ensured.

Description

A kind of trip gear of breaker

Technical field

The utility model belongs to low voltage electrical apparatus technology field, and in particular to a kind of trip gear of breaker.

Background technology

Low-voltage circuit breaker is a kind of existing manual switch effect, and can carry out decompression, under-voltage, overload and short-circuit protection automatically Electric appliance.It can be used to distribute electric energy, infrequently start asynchronous motor, be protected to implementations such as power circuit and motor, It can automatic shutdown circuit when the failures such as serious overload or short circuit occur for motor etc..

Such as Fig. 1, breaker includes breaker body and the operating mechanism 3 on breaker body.The open circuit Device ontology includes breaker body shell, and contact system (not shown) is equipped in the breaker body shell, and Arc-chutes are equipped at the upper opening of breaker body shell.The breaker body shell includes pedestal 1 and bottom plate.? Controller 2 is installed, controller 2 includes trip gear 21 and controller electronic module 22 on pedestal 1.The trip gear 21 On pedestal 1, and controller electronic module 22 is mounted on trip gear 21.In prior art, due in trip gear Direct location fit relationship is not established between 21 and operating mechanism 3, more Dimension Chain Tolerance can influence the cooperation of the two Effect is difficult to realize the consistency of circuit breaker tripping action.

Invention content

The task of the utility model is to provide for a kind of trip gear of breaker, by trip gear and operating mechanism Side plate on the location fit structure added, the consistency of breaker trip action has been effectively ensured.

What the task of the utility model was performed by, a kind of trip gear of breaker, the breaker includes Breaker body and operating mechanism, are equipped with controller on the shell of the breaker body, and controller includes being controlled Device controls and the trip gear with operating mechanism cooperation for activating operating mechanism action, the trip gear are equipped with first Location structure, the operating mechanism are equipped with the second location structure, first location structure and second positioning Cooperation is mutually located between structure.

In a specific embodiment of the utility model, the trip gear includes installation frame, the peace The frame that frames up includes framework side plate, and the framework side plate is a pair of, respectively the first framework side plate and the second framework side plate, wherein First framework side plate is arranged close to operating mechanism side, and first location structure is located in the first framework side plate.

In another specific embodiment of the utility model, the operating mechanism includes that a pair faces each other and sets The side plate set, second location structure are located on the side plate adjacent with the trip gear.

In another specific embodiment of the utility model, first location structure is location hole, and, it is corresponding , second location structure is locating shaft, and first location structure is equal with the second location structure quantity, locating shaft It is inserted into the cooperation that the two is realized in location hole.

In another specific embodiment of the utility model, first location structure and the second location structure Quantity is two.

In the utility model there are one in specific embodiment, the controller further includes controller electronic die Block；The trip gear further includes trip assembley therefor, reset assembly, and trip assembley therefor and reset assembly are mounted on installation frame, Reset assembly is used to reset the trip assembley therefor, and trip assembley therefor includes enlarger, magnetic flux and push plate, and magnetic flux receives control The actuating signal of device electronic module simultaneously triggers enlarger action, push plate action is driven after enlarger action, after push plate action Trigger action mechanism carries out trip action.

In a specific embodiment in turn of the utility model, the installation frame further includes installation frame connection Axis, the installation frame connecting shaft are fixedly connected with first framework side plate and the second framework side plate.

The utility model leads to due to having additional the first, second location structure on the side plate of trip gear and operating mechanism Cross between the two be mutually located cooperation, and the consistency of breaker trip action has been effectively ensured.

Description of the drawings

Fig. 1 is existing breaker portion schematic diagram.

Fig. 2 is breaker partial schematic diagram in the embodiments of the present invention one.

Fig. 3 is trip gear exploded perspective view in the embodiments of the present invention one.

Fig. 4 is installation frame exploded perspective view in the embodiments of the present invention one.

Fig. 5 is trip assembley therefor exploded perspective view in the embodiments of the present invention one.

Fig. 6 is enlarger schematic diagram in the embodiments of the present invention one.

Fig. 7 is enlarger frame shell schematic diagram in the embodiments of the present invention one.

Fig. 8 is enlarger connecting rod schematic diagram in the embodiments of the present invention one.

Fig. 9 is reset assembly schematic diagram in the embodiments of the present invention one.

Figure 10 is push plate schematic diagram in the embodiments of the present invention one.

Figure 11 is failure latch components schematic diagram in the embodiments of the present invention one.

Figure 12 is that operating mechanism coordinates scheme of installation with trip gear in the embodiments of the present invention one.

Figure 13 is trip gear schematic diagram in the embodiments of the present invention two.

Figure 14 is trip gear explosive view in the embodiments of the present invention two.

Figure 15 is reset assembly part side schematic diagram in the embodiments of the present invention two.

Figure 16 is reset assembly part other side schematic diagram in the embodiments of the present invention two.

Figure 17 is push plate schematic diagram in the embodiments of the present invention two.

In figure：1. pedestal；2. controller, 21. trip gears, 211. installation frames, 2111. framework side plates, 21111. One framework side plate, 21112. second framework side plates, 2112. installation frame connecting shafts, 2113. trip assembley therefor mounting structures, 2114. Failure lock catch mounting structure, 2115. reset assembly mounting structures, 21151. first reset assemblies installation sliding slot, 21152. second Reset assembly installs sliding slot, 212. trip assembley therefors, 2121. enlargers, 21211. enlarger frames, 212111. enlargers Structure frame shell, 2121111. half shaft mounting holes, 2121112. enlarger end axis through holes, 2121113. straight slots, 2121114. Enlarger limits shaft mounting hole, 2121115. enlarger frame mounting holes, 212112. enlarger frame covers, 21212. Enlarger connecting rod, 212121. enlarger frame covers cooperation section, 212122. ends of thread, the cooperation of 212123. semiaxis first Protrusion, 212124. enlarger frame shells cooperation section, 212125. enlarger end caps, 212126. mounting holes, 21213. amplifications Mechanism rod elastic component, 21214. enlarger end axis, 21215. enlarger end caps, 21216. enlarger limit shafts, 21217. enlargers reply part, 21218. enlarger driving members, 21219. enlarger dropout semiaxis, 212191. half Axial trough, 2122. magnetic fluxs, 2123. push plates, 21231. push plates push chamber, 21232. push plates rotation setting end, 21233. push plates limit Position end, 21234. push plate triggering ends, 213. reset assemblies, 2131. reset substrate, 21311. mating grooves, 21312. second slidings Protrusion, 213121. second slide protrusion boss, 21313. first slide protrusions, 2132. level-one restoring boards, 2133. reset groups Part fixing axle, 2134. reset assemblies, 2135. two level restoring boards, 2136. resilient counterparts, 214. failure latch components, 2141. Failure part rotation hole, 2142. failure parts lock end, 2143. failure part triggering ends, 2144. failure part rotation axis, 2415. failures Latch lever, 22. controller electronic modules；3. operating mechanism, 31. side plates, 32. separating brake semiaxis, 321. are by triggering end；4. master Axis；100. the first location structure；200. second location structures.

Specific implementation mode

Applicant will below be described in detail specific embodiment of the present utility model in conjunction with attached drawing, but applicant is to reality The description for applying example is not the limitation to technical solution, and any changed in the form rather than substance according to the utility model design is all answered When being considered as the scope of protection of the utility model.

It is depicted below as the first embodiment of the utility model.It is specific as follows：

Such as Fig. 2, in the utility model, breaker includes breaker body and the operation on the breaker body Mechanism 3 and main shaft 4.The breaker body includes breaker body shell, is equipped in the breaker body shell Contact system (not shown), and arc-chutes (not shown) is equipped at the upper opening of breaker body shell.Behaviour Making mechanism 3 drives main shaft 4 to rotate, and main shaft 4 is acted with movable contact system.The breaker body shell includes pedestal 1 and bottom Plate.Controller 2 is installed on the breaker body shell, specifically, being equipped with controller 2, controller on pedestal 1 2 include trip gear 21 and controller electronic module 22.The trip gear 21 is mounted on pedestal 1, and controller electronics Module 22 is also mounted on pedestal 1.The controller electronic module 22 detects breaker operating condition, and disconnected needing to trigger When the device action of road, triggers the trip gear 21 and carry out acting the final action of trigger action mechanism 3.Unlike the prior art It is that the controller electronic module 22 in the technical program does not have installation relation, i.e., described controller electricity with trip gear 21 Submodule 22 is mounted on pedestal 1, rather than on trip gear 21.And controller electronic module 22 and trip gear 21 are only For signal connection relation, the trip gear 21 can be triggered to meet the controller electronic module 22.

Such as Fig. 3, the trip gear 21 includes installation frame 211, trip assembley therefor 212, reset assembly 213 and failure lock Buckle assembly 214.The installation frame 211 be trip gear shell, be used for 21 internal part of trip gear installation and Positioning, specifically, the trip assembley therefor 212, reset assembly 213 and failure latch components 214 are installed in the installation On frame 211, met with ensureing that trip assembley therefor 212, reset assembly 213 and the mutual position of failure latch components 214 coordinate Need of work.The trip assembley therefor 212 is used to receive the signal of controller electronic module 22 and trigger action mechanism 3 is into action Make；The reset assembly 213 is used to follow the feed motion of operating mechanism 3 that the trip assembley therefor 212 is carried out reset and moves Make so that trip assembley therefor 212 can reply original state, to meet the requirement of trip action next time；Failure latch components 214 are used In after breaker breaks down, after 212 trigger action mechanism 3 of trip assembley therefor carries out trip action, failure latch components 214 will The lock of trip assembley therefor 212 is trip status and reset assembly 213 can not answer the trip assembley therefor 212 Position, only after operator's operation failure latch components 214 release lock, the reset assembly 213 could be with behaviour The feed motion for making mechanism 3 resets the trip assembley therefor 212.The failure latch components 214 it is not necessary to, It usually adds as required, to increase the failure latching function of breaker.

See Fig. 3,4, the installation frame 211 includes framework side plate 2111 and installation frame connecting shaft 2112, described Framework side plate 2111 is a pair, respectively the first framework side plate 21111 and the second framework side plate 21112, the installation frame Connecting shaft 2112 is fixedly connected with first framework side plate 21111 and the second framework side plate 21112, and the installation frame connects Spindle 2112 can guarantee that the interval between the first framework side plate 21111 and the second framework side plate 21112 is arranged.Preferably, described Installation frame connecting shaft 2112 be it is multiple, it is furthermore preferred that the installation frame connecting shaft 2112 be four.The installation Being fixedly connected with relationship and can be between frame connecting shaft 2112 and the first framework side plate 21111 and the second framework side plate 21112 The kinds of schemes that can be achieved a fixed connection, such as one end of the installation frame connecting shaft 2112 is pressed in the first frame side The inside of plate 21111, and the other end of installation frame connecting shaft 2112 passes through the fixed mode of nut and the second framework side plate 21112 are fixedly connected.

The trip assembley therefor mounting structure for installing the trip assembley therefor 212 is equipped on the installation frame 211 2113, the reset assembly mounting structure 2115 for installing the reset assembly 213 and the failure for described in installing latch The failure lock catch mounting structure 2114 of component 214.Specifically, the trip assembley therefor mounting structure 2113 is by the first frame side Plate 21111 and the edge of the second framework side plate 21112 are bent, and the trip assembley therefor mounting structure 2113 can be only certainly Bending is formed in first framework side plate 21111 or the second framework side plate 21112；The reset assembly mounting structure 2115 is to slide Slot, to meet the sliding of the reset assembly 213, the specific reset assembly mounting structure 2115 is to be arranged first Sliding slot in framework side plate 21111 and/or the second framework side plate 21112；More specifically, the reset assembly mounting structure 2115 be two groups of sliding slots, and every group of sliding slot is located in the first framework side plate 21111 and the second framework side plate 21112, specifically, The reset assembly mounting structure 2115 includes that the first reset assembly installation sliding slot 21151 and the second reset assembly install sliding slot 21152；The failure lock catch mounting structure 2114 is arranged in the first framework side plate 21111 and/or the second framework side plate 21112 On, and formed for bending.

Such as Fig. 5,6, the trip assembley therefor 212 includes enlarger 2121, magnetic flux 2122 and push plate 2123, the magnetic Logical 2122 trigger member as enlarger 2121, i.e., when the trip assembley therefor 212 carries out trip action, by the magnetic The logical 2122 triggering enlarger 2121 carries out trip action, and drives the push plate 2123 to move by enlarger 2121 Make, push plate 2123 triggers the operating mechanism 3 and carries out trip action or separating brake action after acting.2123 turns of the push plate It is dynamic to be arranged inside the installation frame 211, specifically, the push plate 2123 is rotatably arranged on the first framework side plate 21111 and second between framework side plate 21112.

The enlarger 2121 includes enlarger frame 21211, enlarger connecting rod 21212, enlarger Connecting rod elastic component 21213, enlarger end axis 21214, enlarger end cap 21215.The enlarger frame 21211 is Sheet metal part, the enlarger frame 21211 include enlarger frame shell 212111 and enlarger frame cover 212112.The enlarger frame shell 212111 is mutually fixed with the enlarger frame cover 212112.Described puts One end of great institutions connecting rod 21212 passes through the enlarger frame cover 212112, but the enlarger connecting rod 21212 can not completely extend across the enlarger frame cover 212112.Enlarger connecting rod elastic component 21213 is preferably pressed Spring, one end are resisted against the outside of enlarger frame 21211, and the other end and the enlarger end axis 21214 against. One end of the enlarger end axis 21214 and the enlarger connecting rod in the enlarger frame 21211 21212 one end is fixed.Specifically, one end of the enlarger end axis 21214 is insinuated into enlarger frame shell It is fixed in 212111 and with the enlarger connecting rod 21212.At this point, the enlarger connecting rod elastic component 21213 Effect be so that the enlarger connecting rod 21212 is slided to the direction far from the push plate 2123.Described The other end of enlarger connecting rod 21212 its end and enlarger after visiting the enlarger frame cover 212112 End cap 21215 is fixedly connected, and the effect of the enlarger end cap 21215 is when enlarger connecting rod 21212 is towards remote When being moved from the push plate 2123, the enlarger end cap 21215 follows the enlarger connecting rod 21212 to move It is dynamic, and the push plate 2123 is pulled to swing.

The enlarger 2121 further includes enlarger dropout semiaxis 21219, enlarger driving member 21218, puts Great institutions reply part 21217 and enlarger limit shaft 21216.The enlarger 2121 coordinates with magnetic flux 2122.It is described Magnetic flux 2122 be mounted on enlarger frame 21211 on, specifically, the magnetic flux 2122 be mounted on enlarger frame cover On 212112.The enlarger dropout semiaxis 21219 is rotatably arranged on enlarger frame 21211, specifically, amplification Mechanical unlocking semiaxis 21219 is rotatably arranged in enlarger frame shell 212111.Enlarger driving member 21218 is fastened in institute On the enlarger dropout semiaxis 21219 stated, and the two is clamped the synchronous rotation for realizing the two, the enlarger with bayonet Dropout semiaxis 21219 is rotatably arranged in the enlarger frame shell 212111 of enlarger frame 21211.Enlarger is replied Part 21217 is sleeved on enlarger dropout semiaxis 21219, and restoring force is provided for enlarger driving member 21218.Enlarger limits Position axis 21216 is similarly installed in enlarger frame shell 212111.The enlarger is replied part 21217 and is preferably turned round Spring, after being sleeved on enlarger dropout semiaxis 21219, a swinging end and enlarger driving member 21218 are against another swing End with enlarger limit shaft 21216 against.The enlarger limit shaft 21216 equally limits the enlarger and passes The driving angle of moving part 21218 is limited when the enlarger driving member turns to certain angle with the enlarger Position axis 21216 is against to which the enlarger driving member 21218 that ensure that described does not continue to rotate.

When the magnetic flux 2122 is acted by the signal of controller electronic module 22, the magnetic flux 2122 pushes institute The enlarger driving member 21218 stated rotates, and enlarger driving member 21218 overcomes enlarger to reply part 21217 in rotating Blocking, and due to the clamping of the enlarger driving member 21218 and enlarger dropout semiaxis 21219 formed it is synchronous Rotation relation.After enlarger driving member 21218 rotates, the enlarger dropout semiaxis 21219 rotates together.Described After enlarger dropout semiaxis 21219 rotates, half axial trough 212191 thereon releases the resistance for enlarger connecting rod 21212 Gear, the enlarger connecting rod 21212 drive the push plate under the drive of enlarger connecting rod elastic component 21213 2123 swing, and by 2123 trigger action mechanism 3 of push plate thread off or separating brake acts.

Such as Fig. 7, the enlarger frame shell 212111 is a metal plate bending part, forms " [" shape, i.e., including a bottom surface And two sides, a pair of half shaft mounting hole 2121111 is offered on opposite sides, is opened on the edge of half shaft mounting hole 2121111 Equipped with straight slot 2121113, one end of the straight slot 2121113 is connected to half shaft mounting hole 2121111, and straight slot 2121113 is another End opening.The setting of the straight slot 2121113 so that when the enlarger driving member 21218 is encased in enlarger After on dropout semiaxis 21219, enlarger dropout semiaxis 21219 is mountable in half shaft mounting hole 212191, when After the enlarger dropout semiaxis 21219 is moved in half shaft mounting hole 212191, pass through Radius and semiaxis Mounting hole 212191 is equivalent but is more than the fastening of the nut of the width of straight slot 2121113, so that enlarger dropout semiaxis 21219 installation is complete.It is further opened with a pair of of enlarger limit shaft mounting hole 2121114, the enlarger on opposite sides Structure limit shaft 21216 is installed in the enlarger limit shaft mounting hole 2121114.In enlarger frame shell 212111 Bottom surface on offer the enlarger end axis through hole probeed into for one end of the enlarger end axis 21214 2121112.Enlarger frame mounting hole 2121115 is further opened on the bottom surface of enlarger frame shell 212111.

It is the schematic diagram of the enlarger connecting rod 21212 such as Fig. 8.The enlarger connecting rod 21212 is wrapped Include enlarger frame cover cooperation section 212121, enlarger frame shell cooperation section 212124, the first engagement protrusion of semiaxis 212123, the second engagement protrusion of semiaxis 212125.Coordinate one end of section 212121 to be equipped in the enlarger frame cover to use In the end of thread 212122 being connect with enlarger end cap 21215, and coordinate one end of section 212124 in enlarger frame shell Equipped with the mounting hole 212126 for being connect with enlarger end axis 21214.The enlarger frame cover coordinates section 212121 visited corresponding hole in the enlarger frame cover 212112, and can be slided in the hole.The enlarger Structure frame shell coordinate section 212124 during the motion it is mobile in place after, the enlarger frame shell coordinate section 212124 with Enlarger end axis through hole 2121112 in the enlarger frame shell 212111 against and stop.To institute The enlarger connecting rod 21212 stated can be slided relative to enlarger frame 21211.And the first engagement protrusion of semiaxis 212123 It is adjacent with semiaxis the second engagement protrusion 212125, a step surface is constituted, the step surface is used to thread off partly with enlarger Half axial trough, 212191 snap fit on axis 21219, the snap fit, when enlarger dropout semiaxis 21219 turns to When one angle, the step surface, the sliding of blocking enlarger connecting rod 21212 can be clasped, and works as enlarger and threads off partly When axis 21219 turns to another angle, the step surface no longer stops the sliding of enlarger connecting rod 21212.

It is 213 schematic diagram of reset assembly such as Fig. 9.The reset assembly 213 includes resetting substrate 2131, It is fixed with level-one restoring board 2132 and two level restoring board 2135 on the reset substrate 2131.The level-one restoring board 2132 For the reset of enlarger 2121, and two level restoring board 2135 is used for the reset of magnetic flux 2122.The specific level-one is multiple Position plate 2132 is a metallic plate, is fixed on and resets on substrate 2131, such as is fixed by welding.It pushes the amplification The enlarger end axis 21214 of mechanism 2121 realizes the reply for enlarger 2121.And two level restoring board 2135 is fixed It is fixed on resetting substrate 2131, such as by riveting.Two level restoring board 2135 pushes the magnetic flux 2122 to realize pair In the reply of magnetic flux 2122.It is equipped with the first slide protrusion 21313, mating groove 21311 in the both sides of the reset substrate 2131 With the second slide protrusion 21312.Second slide protrusion 21312 is equipped with the second slide protrusion boss 213121.Described first Slide protrusion 21313 is embedded into the second reset assembly installation sliding slot 21152, and the first slide protrusion 21313 can be It is slided in second reset assembly installation sliding slot 21152；Similarly, the second slide protrusion boss 213121 is embedded into described The first reset assembly installation sliding slot 21151 in, and the second slide protrusion boss 213121 can the first reset assembly install slide It is slided in slot 21151.Mating groove 21311 coordinates with 4 fixed swing piece of main shaft.Specifically, the swing piece fixed setting On the main shaft 4, i.e., the swing piece is rotated synchronously with main shaft 4.It is realized and is divided by the driving of operating mechanism 3 when main shaft 4 When lock moves, swing piece rotation, and by pushing the mating groove 21311 so that the reset substrate 2131 It moves upwards in (direction shown in Fig. 9), and then realizes the homing action of reset assembly 213.In order to enable the reset assembly 213 before homing action, can be stable at original state, also typically includes reset assembly return unit 2134 and reset assembly fixing axle 2133.The reset assembly fixing axle 2133 is arranged between a pair of frames side plate 2111, i.e., the reset assembly is fixed Axis 2133 is arranged between the first framework side plate 21111 and the second framework side plate 21112.The reset assembly return unit 2134 Preferably tension spring, one end connect reset assembly fixing axle 2133, and other end connection resets substrate 2131 or level-one restoring board 2132, to provide restoring force.

Such as Figure 10, the push plate 2123 is a plate parts.The push plate 2123 include push plate push chamber 21231, Push plate rotation setting end 21232, push plate positive stop end 21233 and push plate triggering end 21234.Push plate pushes chamber 21231 for amplifying The enlarger frame cover cooperation section 212121 of mechanism connecting rod 21212 passes through, and pushes the edge of chamber 21231 and put Great institutions end cap 21215 compresses cooperation, i.e. the enlarger end cap 21215 can not push chamber by the push plate 21231, and enlarger end cap 21215 can push the edge that the push plate pushes chamber 21231, to drive described push away Plate 2123 is swung.Rotation of the pushing rotation setting end 21232 for the push plate 2123 is arranged, specifically, pushing Rotation setting end 21232 is rotation hole, and the axis between a pair of frames side plate 2111, which is arranged, by one penetrates into the pushing Behind rotation setting end 21232, installation is realized.The push plate positive stop end 21233 is used to carry out swing angle to push plate 2123 Limit, i.e., when the push plate positive stop end 21233 in the both ends of swing angle and installation frame 211 against described to limit The restriction of the swing angle of push plate 2123.Push plate triggering end 21234 carries out separating brake action for trigger action mechanism 3.

Such as Figure 11, failure latch components 214 include failure part rotation hole 2141, failure part latches end 2142, failure part touches Originator 2143, failure part rotation axis 2144 and failure part reply part (not shown).The failure part rotation axis 2144 is worn Enter to failure part rotation hole 2141, and 2144 both ends of failure part rotation axis are arranged in failure lock catch mounting structure 2114 On, so as to complete the installation of failure latch components 214, failure part latches end 2142 for the lock to the push plate 2123 Button, i.e., when being driven the next (trip positions) after swinging by enlarger 2121 when the push plate 2123, the failure part returns Copy provides rotatory force, and failure latch components 214 are pushed, the failure latch components 214 is made to rotate, after rotation, The upper edge of the push plate 2123 is blocked at the failure part lock end 2142, and the push plate 2123 at this time is locked into dropout Device can not reply.The failure latch components 214 described for operator's triggering of failure part triggering end 2143 unlock.Operate Person's pressing is located at the failure unblock button of circuit breaker mask, and failure unblock button drives the failure part triggering end 2143 dynamic Make, rotates to which failure latch components 214 overcome the failure part to reply part, the failure part is driven to latch end 2142 leave the upper edge of the push plate 2123, to which push plate 2123 can reset under the drive of the reset assembly 213.

The technical program is due to the setting using two level dropout so that when the tripping force of circuit breaker release depends on amplification The specification of mechanism rod elastic component 21213, and to magnetic flux 2122 without the requirement on tripping force, improve the circuit breaker release Adaptability.

See Figure 12, there is the first location structure 100 in first framework side plate 21111；And operating mechanism 3 includes Side plate 31, the side plate 31 adjacent with the trip gear 21 are equipped with the second location structure 200, the described first positioning knot Structure 100 is matched with the second location structure 200.Specifically, first location structure 100 is location hole, and, it is corresponding, Second location structure 200 is locating shaft, and locating shaft, which is inserted into location hole, realizes cooperation.It is reliable in order to ensure positioning Property, first location structure 100 is equal with 200 quantity of the second location structure, first location structure 100 and second The quantity of location structure 200 is all two or three.

The separating brake semiaxis 32 being rotatably arranged in a pair of side plates 31, band after separating brake semiaxis 32 acts are equipped in operating mechanism 3 3 inside of pneumatic operating mechanism carries out separating brake action or trip action.The separating brake semiaxis 32 is stretched out close to trip gear 21 Side plate 31, and form one by triggering end 321, it is described to be matched with trip gear 21 by triggering end 321, specifically, described Trip gear 21 in trip assembley therefor 212 push plate 2123 push it is described by triggering end 321, to trip circuit breaker.

By adding first location structure 100 and the second location structure 200 so that trip gear 21 and operation machine The position relationship of structure 3 reliably ensured, in particular, the push plate 2123 and the separating brake semiaxis 32 in operating mechanism 3 it Between cooperation obtained reliable guarantee.Prevent inaccuracy of threading off caused by the error on the two position.Certainly above-mentioned The first location structure 100 have to not necessarily be located at first framework side plate 21111 in technical solution, can be located at On the other component of de- mouth device 21；Likewise, second location structure 200 may be alternatively provided at other portions of operating mechanism 3 On part.

Such as the second embodiment that Figure 13 to 16 is the utility model.The trip gear 21 equally includes installation frame 211, trip assembley therefor 212, reset assembly 213 and failure latch components 214.It is the installation frame 211, trip assembley therefor 212, multiple The cooperation installation relation of hyte part 213 and failure latch components 214, function are identical as embodiment one, are not described in detail.

For embodiment two, it is with the main distinction of embodiment one as follows：See Figure 16, the reset assembly It has been added on 213 reset substrate 2131 for the resilient counterpart 2136 for swinging piece cooperation with the main shaft 4, i.e., it is described Swing piece drive the reset substrate 2131 to move up by pushing the resilient counterpart 2136, this and implementation For the cooperation for swinging piece and the mating groove 21311 described in example one, since the resilient counterpart 2136 is bullet Property part, both effectively reduce the collision during pushing, prevent from swinging piece or resetting substrate 2131 damaging because of collision.

Such as Figure 14, the failure latch components 214 are to be rotatably arranged on the outside of installation frame 211, the installation Frame 211 includes framework side plate 2111 and installation frame connecting shaft 2112, and the framework side plate 2111 is a pair, respectively the One framework side plate 21111 and the second framework side plate 21112, the installation frame connecting shaft 2112 are fixedly connected with described first Framework side plate 21111 and the second framework side plate 21112, the installation frame connecting shaft 2112 can guarantee the first framework side plate 21111 and the second interval setting between framework side plate 21112.Specifically, the failure latch components 214 are rotatably arranged on The outside of first framework side plate 21111 of installation frame 211, and rotation setting is realized by shaft hole matching.The event It includes that failure latches lever 2145 to hinder latch components 214, and it is long rod that the failure, which latches lever 2145, along the open circuit The short transverse of device is arranged.One end of the failure lock lever 2145 coordinates with the push plate 2123, and the event The other end of barrier lock lever 2145 is connect with failure lock lever elastic component.When the failure lock lever 2145 rotates After being provided with, the both ends that the failure latches lever 2145 form two swinging ends.Specifically, the failure latches lever Second for forming the first swinging end that one coordinates with the push plate 2123 on 2145 and latching that lever elastic component is connect with failure Swinging end.The described failure lock lever elastic component is preferably tension spring, one end connection second swinging end, and the other end It is connected in the first framework side plate 21111.Failure lock lever solution lock end is additionally provided on first swinging end, it is described The failure lever solution lock end failure latch components 214 described for operator's triggering unlock.That is operator's pressing is located at breaker The failure unblock button of mask, failure unblock button drive the failure lever solution lock end action.More preferably, The failure lock lever 2145 is that metal stripe board is bent.It is used in the present embodiment along breaker short transverse Failure latches lever 2145, so that the second swinging end when failure lock lever 2145 connects with failure lock lever elastic component After connecing, failure lock lever elastic component is larger for the arm of force on the second swinging end, so that failure lock lever 2145 has The rotatory force for having bigger prevents stuck phenomenon during the work time.

Such as Figure 17, the 2123 non-plastic part of push plate described in embodiment two, but metallic plate processing bending is used to form, have There is the better service life, and processing cost is less expensive relative to plastic part.

Claims (7)

1. a kind of trip gear of breaker, the breaker includes breaker body and operating mechanism (3), is broken in described Controller (2) is installed, controller (2) includes being controlled by controller (2) and being matched with operating mechanism (3) on the shell of road device ontology Share the trip gear (21) acted in actuating operating mechanism (3), it is characterised in that：The trip gear (21) is equipped with the One location structure (100), the operating mechanism (3) are equipped with the second location structure (200), first location structure (100) it is mutually located cooperation between second location structure (200).

2. a kind of trip gear of breaker according to claim 1, it is characterised in that trip gear (21) packet Installation frame (211) is included, the installation frame (211) includes framework side plate (2111), and the framework side plate (2111) is A pair, respectively the first framework side plate (21111) and the second framework side plate (21112), wherein the first framework side plate (21111) is leaned on It is bordering on the setting of operating mechanism (3) side, first location structure (100) is located in the first framework side plate (21111).

3. a kind of trip gear of breaker according to claim 1, it is characterised in that the operating mechanism (3) includes A pair faces each other the side plate (31) of setting, and second location structure (200) is located at and the trip gear (21) On adjacent side plate (31).

4. a kind of trip gear of breaker according to claim 1 or 2 or 3, it is characterised in that first positioning Structure (100) is location hole, and, corresponding, second location structure (200) is locating shaft, the described first positioning knot Structure (100) is equal with the second location structure (200) quantity, and locating shaft is inserted into the location fit that the two is realized in location hole.

5. a kind of trip gear of breaker according to claim 1 or 2 or 3, it is characterised in that first positioning Structure (100) and the quantity of the second location structure (200) are two.

6. a kind of trip gear of breaker according to claim 2, it is characterised in that the controller (2) further includes Controller electronic module (22)；The trip gear (21) further includes trip assembley therefor (212), reset assembly (213), dropout group Part (212) and reset assembly (213) are mounted on installation frame (211), and reset assembly (213) is used for the trip assembley therefor (212) it resets, trip assembley therefor (212) includes enlarger (2121), magnetic flux (2122) and push plate (2123), and magnetic flux (2122) connects By controller electronic module (22) actuating signal and trigger enlarger (2121) action, enlarger (2121) action after band Dynamic push plate (2123) action, trigger action mechanism (3) carries out trip action after push plate (2123) action.

7. a kind of trip gear of breaker according to claim 2, it is characterised in that the installation frame (211) is also Including installation frame connecting shaft (2112), the installation frame connecting shaft (2112) is fixedly connected with first framework side plate (21111) and the second framework side plate (21112).