CN206422027U - Circuit breaker operation mechanism - Google Patents
Circuit breaker operation mechanism Download PDFInfo
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- CN206422027U CN206422027U CN201720009467.1U CN201720009467U CN206422027U CN 206422027 U CN206422027 U CN 206422027U CN 201720009467 U CN201720009467 U CN 201720009467U CN 206422027 U CN206422027 U CN 206422027U
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- Prior art keywords
- moving contact
- lock
- connecting rod
- housing
- handle
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- 230000003068 static effect Effects 0.000 claims abstract 7
- 230000005540 biological transmission Effects 0.000 claims abstract 6
- 238000009434 installation Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract 1
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Abstract
A kind of circuit breaker operation mechanism, including the handle, moving contact and lock being pivoted on respectively in housing, the handle realizes that handle can reset by elastic connection between the first spring and housing, and, one end drive connection that handle passes through transmission component and moving contact, the other end of the moving contact is engaged with the static contact in housing, and moving contact realizes that moving contact can reset by elastic connection between second spring and housing；Hasp connection between the connecting rod and lock of the transmission component, and the lock realizes that lock can reset by elastic connection between the 3rd spring and housing；Handle can be driven moving contact rotation by transmission component and then contact or separate closure or the disjunction for realizing breaker with static contact；When lock unlocks with connecting rod, drive moving contact to rotate and then the dropout for realizing breaker is separated with static contact.The utility model provides a kind of circuit breaker operation mechanism simple in construction, convenient for assembly.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, and in particular to a kind of circuit breaker operation mechanism.
Background technology
Breaker is using the unlocking manner of various mechanisms is come detection failure and disconnects by the circuit of fault impact.Tripper
Including sensor and start the mechanism of breaker, the operating mechanism is when detecting failure so that the engagement of moving contact and static contact
Disconnect.The use of a type of tripgear is electromagnetic trip device in breaker, it is commonly used to break during accident
Circuit breaker.One example of electromagnetic trip device is solenoid, and the solenoid is connected in series on the wire of breaker, and
And start-up operation mechanism when being arranged in the electric current in wire more than predeterminated level.What is used in breaker is another type of
Tripgear is thermal tripping device, and it is commonly used to the cut-off breaker during overload event.One example of thermal tripping device
It is thermal element, typically bimetallic element (bimetallic), this thermal element is connected in series on the wire of breaker, and
Start-up operation mechanism when the electric current being arranged in wire reaches predetermined time amount more than predeterminated level.
Existing circuit breaker operation mechanism part is more, and assembling is difficult, is difficult to realize Automated assembly, so as to cause breaker to fill
It is high with cost.Meanwhile, artificial assembly problem is relatively more.In recent years, domestic human cost rises, and breaker assembly crewman's is assembled into
This lifting is substantially.Accordingly, it would be desirable to which a kind of can replace the breaker of manual assembly using machine, ensureing that each index of breaker will
On the premise of asking, cost of labor is greatly lowered.
In addition, existing breaker is typically provided with contact supporter, for supporting and installing moving contact and as operation machine
Driving member between structure and moving contact, to ensure moving contact having stable behavior.But with the trend of breaker Miniaturization Design, in order to
Simplify structure and save contact supporter this part, and lose contact supporter support and it is spacing in the case of moving contact act
There is the phenomenon axially shifted along its rotating shaft in Shi Rongyi, causes the stability of moving contact to be difficult to be protected, so as to influence
The overall performance of breaker.
Moreover, being used in existing circuit breaker operation mechanism between the lock and Shell of circuit breaker of electromagnetic trip device cooperation
Provided with elastic component, to ensure that lock can act reset, the elastic component generally uses torsion spring or common spring, or is not easy to peace
Dress, or connective stability and elastic force it is inadequate.
Utility model content
The purpose of this utility model is to overcome the defect of prior art to break there is provided a kind of simple in construction, convenient for assembly
Road device operating mechanism.
To achieve the above object, the utility model employs following technical scheme：
A kind of circuit breaker operation mechanism, including handle 2, moving contact 4 and the lock 6 being pivoted on respectively in housing 1, institute
State handle 2 and realize that handle 2 can reset by elastic connection between the first spring 20 and housing 1, also, handle 2 passes through transmission group
One end drive connection of part 3 and moving contact 4, the other end of the moving contact 4 is engaged with the static contact 5 in housing 1, and dynamic tactile
First 4 realize that moving contact 4 can reset by elastic connection between second spring 40 and housing 1；The connecting rod 30 of the transmission component 3 with
Hasp connection between lock 6, and the lock 6 realizes that lock 6 can be answered by elastic connection between the 3rd spring 60 and housing 1
Position；
Handle 2 can drive moving contact 4 to rotate and then contact or separate with static contact 5 and realize breaker by transmission component 3
Closure or disjunction；When lock 6 unlocks with connecting rod 30, drive moving contact 4 to rotate and then realization open circuit is separated with static contact 5
The dropout of device.
Preferably, the connecting rod 30 and lock 6 are layered on moving contact 4 respectively, and lock 6 stacked together is touched with dynamic
First 4, which are rotatably installed in realization on fulcrum 12, is coaxially pivoted in housing 1, and lock 6 is provided with first coordinated with fulcrum 12
Axis hole 61, moving contact 4 is provided with the second axis hole 41 coordinated with fulcrum 12.
Preferably, the middle part of the connecting rod 30 and the drive connection of handle 2, one end and the drive connection of moving contact 4 of connecting rod 30,
The other end and 6 hasp connections of lock.
Preferably, the handle 2 passes through the first lever 31 and the drive connection of connecting rod 30, the two ends point of first lever 31
In the second lever hole 33 for not being plugged on the first lever hole of handle 2 and connecting rod 30；The connecting rod 30 by the second lever 32 with
The drive connection of moving contact 4, one end of second lever 32 be sequentially inserted into connecting rod 30 the 3rd lever hole 34 and moving contact 4
In four lever holes 42, the other end is plugged in the 5th lever hole 43 of moving contact 4.
Preferably, the side of the moving contact 4 is provided with the static contact 5 and second spring 40, and the opposite side of moving contact 4 is set
Limited location axle 13.
Preferably, described breaker also includes the electromagnetic system 7 and bimetal leaf 9 being arranged in housing 1, the electromagnetism
System 7 includes touching the striker 71 coordinated with the trigger unit 64 of lock 6；The thermal release device includes the drawing coupled with lock 6
Bar 8 and the bimetal leaf 9 that cooperation is pulled with pull bar 8.
Preferably, one end of the lock 6 and the hasp connection of connecting rod 30, the other end are provided with the pull bar for cylinder lever connecting rod 8
Hole 66, the middle part one side of the lock 6 is provided with the trigger unit 64, and middle part opposite side is pivoted on housing 1.
Preferably, the moving contact 4 is rotatably installed on the fulcrum 12 of housing 1 by the second axis hole 41 thereon, described
Second axis hole 41 be length be more than the external diameter of fulcrum 12 waist-shaped hole so that moving contact 4 can along the second axis hole 41 length direction phase
Moved for fulcrum 12.
Preferably, the second spring 40 is extension spring, and one end of second spring 40 is hooked in the installation axle 11 of housing 1, separately
One end is hooked in the mounting hole 44 of moving contact 4.
Preferably, one end of the lock 6 and the hasp connection of connecting rod 30, the connecting rod 30, which is provided with, to be used for latching 6 hasps
The lock tooth 35 of connection, the lock tooth 35 is overlapped in the overlap joint breach 62 of 6 ends of lock.
Circuit breaker operation mechanism of the present utility model, is used as between handle, moving contact and lock by connecting rod and is driven hinge,
Handle directly drives moving contact rotation to realize closure and the disjunction of breaker by connecting rod, and lock is direct to be locked by being released with connecting rod
Surely drive moving contact to rotate the dropout for realizing breaker, save for supporting the supporter with installing connecting rods, lock and moving contact,
Simplify structure, reduce the quantity of parts, assemble simpler convenience, be easy to implement Automated assembly, reduce production cost, carry
High efficiency of assembling, while shortening drive path, reliable transmission is stable, improves the reliability and stability of breaker.
Brief description of the drawings
Fig. 1 is the structural representation of breaker of the present utility model；
Fig. 2 is the structural representation of circuit breaker operation mechanism of the present utility model；
Fig. 3 is the structural representation of connecting rod of the present utility model；
Fig. 4 is the structural representation of moving contact of the present utility model；
Fig. 5 is the structural representation of lock of the present utility model；
Fig. 6 is the partial structurtes enlarged drawing in Fig. 1 of the present utility model；
Fig. 7 is the structural representation of transmission component of the present utility model；
Fig. 8 is the structural representation of one embodiment of the second lever of the present utility model；
Fig. 9 is the structural representation of another embodiment of the second lever of the present utility model.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 9, further illustrates the tool of circuit breaker operation mechanism of the present utility model
Body embodiment.Circuit breaker operation mechanism of the present utility model is not limited to the following description.
As shown in figure 1, circuit breaker operation mechanism of the present utility model, including the handle being pivoted on respectively in housing 1
2nd, moving contact 4 and lock 6, the handle 2 realizes that handle 2 can reset by elastic connection between the first spring 20 and housing 1, and
And, handle 2 by one end drive connection of transmission component 3 and moving contact 4, the other end of the moving contact 4 with it is quiet in housing 1
Contact 5 is engaged, and moving contact 4 realizes that moving contact 4 can reset by elastic connection between second spring 40 and housing 1；It is described
Between the connecting rod 30 of transmission component 3 and lock 6 can hasp connection, and the lock 6 passes through bullet between the 3rd spring 60 and housing 1
Property connection realize that lock 6 can reset；Handle 2 can by transmission component 3 drive moving contact 4 rotate so that contacted with static contact 5 or
Closure or the disjunction of breaker are realized in separation；When lock 6 unlocks with connecting rod 30, moving contact 4 is driven to rotate and then and stationary contact
The dropout of breaker is realized in first 5 separation.It is used as by connecting rod between handle, moving contact and lock and is driven hinge, handle directly leads to
Crossing connecting rod drives moving contact to rotate closure and the disjunction for realizing breaker, and directly by being unlocked with connecting rod, drive is dynamic to touch lock
Head rotates the dropout for realizing breaker, saves for supporting the supporter with installing connecting rods, lock and moving contact, simplifies structure,
The quantity of parts is reduced, simpler convenience is assembled, Automated assembly is easy to implement, production cost is reduced, assembling effect is improved
Rate, while shortening drive path, reliable transmission is stable, improves the reliability and stability of breaker.
As Figure 1-4, specifically, the connecting rod 30 and lock 6 are layered on moving contact 4 respectively, and stacked together
Lock 6 and moving contact 4 be rotatably installed in and realize and coaxially be pivoted in housing 1 on fulcrum 12, latch and 6 be provided with and fulcrum
12 the first axis holes 61 coordinated, the middle part of the moving contact 4 is provided with the second axis hole 41 coordinated with fulcrum 12, the moving contact 4
It is rotatably installed in by the second axis hole 41 thereon on the fulcrum 12 of housing 1, the fulcrum 12 is vertically fixed on the bottom plate of housing 1
On 10.The connecting rod and lock of hasp connection are layered on moving contact respectively is located at same stratum, and lock and moving contact are coaxially set
Put, simplify structure, it is well arranged, it is easy to assembling in order, realizes Automated assembly, assembling level is improved, beneficial to connecting rod and lock
Between simple structure snap connection, while quick between ensure that the parts of operating mechanism and be driven in an orderly manner, pass
Relatively reliable stabilization is moved, closure, the interrupting performance of breaker is improved, trip action is more quickly, stably.
The connecting rod 30, which is provided with, is used for the lock tooth 35 with latching 6 hasp connections, and the lock tooth 35 is overlapped on 6 ends of lock
Overlap in breach 62 to ensure that operating mechanism is moved.The hasp structure of tooth and gap type is locked, installation exact requirements are low, be easy to automatic
Makeup is matched somebody with somebody.In addition, the middle part of the connecting rod 30 and the drive connection of handle 2, one end and the drive connection of moving contact 4 of connecting rod 30, separately
One end and 6 hasp connections of lock.Moreover, the handle 2 passes through the first lever 31 and the drive connection of connecting rod 30, first lever
31 two ends are plugged in the second lever hole 33 of the first lever hole of handle 2 and connecting rod 30 respectively.The connecting rod 30 passes through
Two levers 32 and the drive connection of moving contact 4, one end of second lever 32 is sequentially inserted into the He of the 3rd lever hole 34 of connecting rod 30
In 4th lever hole 42 of moving contact 4, the other end is plugged in the 5th lever hole 43 of moving contact 4.By the second lever to layer
The connecting rod and moving contact that stack realize linkage and spacing, ensure that operating mechanism is saved in the case of part between each part
Energy stable drive, improves linkage and synchronism, connecting rod and handle can be achieved and dynamic tactile while being connected by lever plug-in
Linkage between head, assembly manipulation is simple, is easy to implement Automated assembly.The 5th lever hole 43 is located at the 4th lever hole 42
Between the second axis hole 41.
As shown in figure 4, the structure of moving contact of the present utility model, whole moving contact 4 is formed by metal plate punching, in strip
Shape, similar rectangle, at utmost to utilize raw sheet material.The moving contact 4 is rotatably installed in by the second axis hole 41 thereon
On fulcrum 12 on housing 1, second axis hole 41 is the waist-shaped hole for the external diameter that length is more than fulcrum 12 so that moving contact 4 can
It is direction A along the length direction of the second axis hole 41, is moved relative to fulcrum 12.In addition, the side of the moving contact 4 is provided with described
Static contact 5 and second spring 40, the opposite side of moving contact 4 are provided with limit shaft 13, for limiting between moving contact 4 and static contact 5
Open away from；The second spring 40 is extension spring, and one end of second spring 40 is hooked in the installation axle 11 of housing 1, and the other end is hooked in
In the mounting hole 44 of moving contact 4；The mounting hole 44 is located between the 5th lever hole 43 and the second axis hole 41.The mounting hole 44
It is connected with the second axis hole 41, is easy to processing and manufacturing.Breaker be in open a sluice gate under state as shown in Fig. 2 fulcrum 12 be in lean against
In the right side arc of second axis hole 41；In the making process of breaker, in moving contact 4 and static contact 5 not in contact with preceding, moving contact 4 with
Rotated centered on fulcrum 12, until after moving contact 4 and static contact 5 are contacted, moving contact 4 switchs to its contact point with static contact 5
Centered on rotate, now fulcrum 12 separated with moving contact 4 up to operating mechanism it is locked.
As shown in figure 1, the mounting structure of the first spring of the present utility model, the handle 2 is rotatably installed in the hand of housing 1
In handle rotating shaft 15, first spring 20 is torsion spring, and the spring body at the middle part of the first spring 20, which is sleeved on arm pivot post 15, to be located at
Between the bottom plate of handle 2 and housing 1, the two ends of the first spring 20 are connected on handle 2 and housing 1 respectively.
Breaker of the present utility model, in addition to electromagnetic system 7 and bimetal leaf 9 in housing 1, the electromagnetism
System 7 includes touching the striker 71 coordinated with the trigger unit 64 of lock 6.When reaching electromagnetic trip condition in circuit, electromagnetic system
The striker 71 of system 7 is ejected, in the trigger unit 64 for impinging upon lock 6, is separated with driving lock 6 to be rotated around fulcrum 12 with connecting rod 30,
Operating mechanism unlocks.The thermal release device includes the pull bar 8 coupled with lock 6 and the double gold coordinated is pulled with pull bar 8
Belong to piece 9.When reaching hot dropout condition in circuit, bimetal leaf 9 bends and drives pull bar 8 to pull lock 6, to drive lock 6
Rotate and separated with connecting rod 30 around fulcrum 12, operating mechanism unlocks.It is emphasized that：Described unlocks simply disconnected
Occur when electromagnetic system 7 or bimetal leaf 9 driving lock 6 of road device, in other words simply during the tripping operation of breaker
Occur, and it is normal close a floodgate and normal separating brake during all without unlocking.In normal "on" position and normal separating brake
Under state, and during normal combined floodgate operating process and normal sub-switching operation, due to the electromagnetic system 7 or double gold of breaker
Category piece 9 does not drive lock 6, therefore lock 6 is in lock fit state all the time.
In addition, as shown in Figure 1 and Figure 5, one end of the lock 6 and the hasp connection of connecting rod 30, the other end of lock 6 is with breaking
The thermal release device of road device is oppositely arranged, provided with the tie rod hole 66 for cylinder lever connecting rod 8, and the middle part one side of the lock 6 is set
There is the trigger unit 64 coordinated with electromagnetic system 7, the middle part opposite side of lock 6 is provided be used for being pivoted on housing 1 first
Axis hole 61 and provided with for the 3rd spring 60 clinch 600 against crotch 63.It is easy to the tripgear of breaker to drive lock
Quick acting is detained, the Interruption of breaker is improved.The trigger unit 64 of lock 6 is provided with linkage axis hole 65, for connecting housing 1
On can make operating mechanism unlock linkage part；The axial direction of the linkage axis hole 61 of axis hole 65 and first is parallel to each other.It is described
Linkage part can be the universal driving shaft for the lock for connecting multiple single-pole circuit breakers.
In the making process of breaker of the present utility model, handle 2 overcomes the first spring 20 to do work from starting, promotes connecting rod
30 move forward, because the pressure effect of the 3rd spring 60, connecting rod 30 contacts hasp with lock 6, so as to promote moving contact 4 around branch
Axle 12 rotates, and is drawn close so that moving contact 4 is moved to the static contact 5 on electromagnetic system 7 until closing.Now, moving contact 4 is again with dynamic
Contact 4 and the binding site of static contact 5 are that fulcrum is mobile further along until the 2-in-1 lock of handle is finished, in the process second spring 40 1
Directly moving contact 4 is overcome to do work and provide end pressure for product.
During the tripping operation of breaker of the present utility model, play the electromagnetic system 7 of instantaneous protection effect and play delay
The bimetal leaf 9 of protective effect will all utilize lock 6 or the band of pull bar 8 being connected on lock 6 after respective failure is triggered
Dynamic connecting rod 30 unlocks the operating mechanism of breaker, and moving contact 4 resets in the presence of second spring 40, and by housing 1
On limit shaft 13 stop after stop, while handle 2 resets to open position in the presence of the first spring 20, lock 6 exists
Resetted in the presence of 3rd spring 60.If immediate current is in the range of agreement is threaded off under "on" position, lock 6 is applied in
Trip positions, handle 2 can not make connecting rod 30 and 6 hasps of lock in motion process, so that handle 2 can not close closing position,
To realize the automatically jumping function of breaker.
As shown in fig. 7, the transmission component of breaker of the present utility model, connecting rod 30 and moving contact 4 stacking is arranged on
In the housing 1 of breaker, and moving contact 4 is located between connecting rod 30 and the bottom plate 10 of housing 1, and the connecting rod 30 passes through the second lever
32 with the drive connection of moving contact 4, and the first transmission arm 321 and second that second lever 32 includes setting perpendicular to bottom plate 10 is passed
Swing arm 322 and the connecting portion 323 being connected between one end of the first transmission arm 321 and the second transmission arm 322, described first
The other end of transmission arm 321 is sequentially passed through in the 3rd lever hole 34 of connecting rod 30 and the 4th lever hole 42 of moving contact 4 and is located at
Between moving contact 4 and bottom plate 10, the other end of second transmission arm 322 is passed through in the 5th lever hole 43 of moving contact 4 and position
Between moving contact 4 and bottom plate 10, also, the connecting portion 323 is located at the top of connecting rod 30.Pass through two biographies of the second lever
Swing arm and connecting portion are to realize drive connection between connecting rod and moving contact and coordinate the paired connecting rod of sole shape and moving contact of housing
Spacing close ring, it is simple in construction, shift, improve in the axial direction of transmission arm when being prevented effectively from connecting rod and moving contact rotation
The action stability and reliability of circuit breaker operation mechanism.
Specifically, the two ends of the connecting portion 323 of second lever 32 respectively with the first transmission arm 321 and the second transmission arm
322 vertical connections.As shown in Figure 7 and Figure 8, one embodiment of the second lever of the present utility model, second lever 32 is U
Shape structure, the first transmission arm 321 of second lever 32 and the two ends of the second transmission arm 322 are concordantly set, and the first transmission
The equal length of the transmission arm 322 of arm 321 and second, the connecting portion 323 passes to be vertically connected on the first transmission arm 321 and second
Straight bar between one end of swing arm 322.As shown in figure 9, second lever of the present embodiment is simple in construction, the second lever is used for
The connecting portion for connecting two transmission arms uses straight bar so that the transmission between connecting rod and moving contact is concentrated apart from short, driving force,
Fast pulldown between connecting rod and moving contact is realized, connecting rod and moving contact stable action is also ensured, circuit breaker operation mechanism is improved
Performance, while being easy to implement Automated assembly, improves efficiency of assembling.Another embodiment of second lever of the present utility model,
One end of the transmission arm 322 of first transmission arm 321 and second is concordantly set, and the length of the first transmission arm 321 is more than second
The length of transmission arm 322, the connecting portion 323 is to be connected between the other end of the first transmission arm 321 and the second transmission arm 322
The stepped stem of three-stage, the two ends section of the stepped stem respectively with the first transmission arm 321 and the second transmission arm 322 is vertical is connected,
The interlude of stepped stem is parallel with the first transmission arm 321 and the second transmission arm 322, and the middle segment length of stepped stem is passed with first
The length difference of the transmission arm 322 of swing arm 321 and second is equal.Second lever of the present embodiment is used for the connection for connecting two transmission arms
Portion uses the stepped stem of three-stage, further defines moving contact, is prevented effectively from moving contact and occurs in the axial direction of transmission arm partially
Move, the stationarity of raising action.
As shown in figures 1 to 6, the elastic connection structure of Shell of circuit breaker of the present utility model and lock, including housing 1,
And the lock 6 coordinated with circuit breaker electric magnetic system 7, it is described to latch 6 by elastic connection between the 3rd spring 60 and housing 1,
3rd spring 60 is spring leaf, and one end of the spring leaf is ridden on lock 6 for clinch 600, the other end of spring leaf
On the position limiting structure that housing 1 is arranged on for kink.By using spring leaf housing is realized instead of traditional torsion spring and common spring
Bridging type connected mode, simple in construction, installation operation are used between elastic connection between lock, and spring leaf and lock
Difficulty and required precision are relatively low, and springs are more conducive to manipulator compared to torsion spring and captured, and are easy to implement Automated assembly, improve
Efficiency of assembling, while the kink of spring leaf is engaged with the position limiting structure of housing realizes that spring leaf is installed with shell stability, is carried
High stability and reliability.
Specifically, the position limiting structure includes the first limited block 14 for being located at 6 sides of lock, and the kink includes being in angle
The first flat segments 601 and the second flat segments 602 of connection are spent, first flat segments 601 and clinch 600 are located at first respectively
The both sides of limited block 14, first limited block 14 is located between the flat segments 602 of lock 6 and second, and the second flat segments 602
Two ends are connected with the first flat segments 601 and clinch 600 respectively.The angled connection refers to first spacing section and second spacing
Section between angle not 0 deg or 180 °.Further, the L-shaped connection of 601 and second flat segments of the first flat segments 602, institute
The first limited block 14 is stated towards parallel between the side of the first flat segments 601 and the first flat segments 601, the first limited block 14 towards
It is parallel between the side of second flat segments 602 and the second flat segments 602.
In addition, the position limiting structure also includes the second limited block 15 positioned at the side of the first limited block 14, second limit
Position block 15 is provided with the arc sections 150 with the relative spacing of the first limited block 14, and one end of second flat segments 602 passes through arc section
Be connected with clinch 600, the arc section be located between the first limited block 14 and the second limited block 15, and with the second limited block 15
Arc sections 150 abut against.The arc section includes the first arc section 603 and the second arc section 604 being connected, described first
Arc section 603 is connected with one end of the second flat segments 602, and the first arc section 603 is to the projection of the second limited block 15 and is against circular arc
In portion 150, and the fossaperturate of the first arc section 603 points to the first limited block 14, second arc section 604 and clinch 600
One end connection, the second arc section 604 is raised to the first limited block 14, and it is spacing that the fossaperturate of the second arc section 604 points to second
Block 15 is simultaneously resisted against in arc sections 150.The kink of spring leaf passes through the limit provided with two sections of arc sections and housing in opposite direction
Bit architecture coordinates, and realization is spacing in a plurality of directions, is prevented effectively from the phenomenon that the kink of spring leaf shifts, further carries
High spring leaf is arranged on the stability on housing.Certainly, the arc section can also be one-part form arc structure.
Moreover, the clinch 600 of the spring leaf is ridden on the crotch 63 of lock 6, the clinch 600 rides over for one end
The straight laminated structure that the other end is connected with kink on the arcwall face of crotch 63.It is easy to implement spring leaf in lock rotation process
Clinch stably can still ride on lock, improve stability and reliability.The crotch 63 is set with kink sequence,
Straight clinch 600 is then tilted and is connected between crotch 63 and kink.
As depicted in figs. 1 and 2, the assembly method of breaker of the present utility model, comprises the following steps：
A. arm pivot post 15, installation axle 11 and fulcrum 12 are separately mounted on the bottom plate 10 of housing 1；
B., the first spring 20 and handle 2 that are resetted for handle 2 are rotatably installed in the arm pivot post 15 of housing 1 successively
On；
C. moving contact 4 is rotatably installed on the fulcrum 12 of housing 1；
D. transmission component 3 is laminated on handle 2 and moving contact 4, and transmission component 3 two ends respectively with handle 2
Connected with moving contact 4, so as to realize handle 2 and the drive connection of moving contact 4；
E., the one end of second spring 40 resetted for moving contact 4 is arranged on to the installation axle 11 of housing 1, the other end is installed
In the mounting hole 44 of moving contact 4；
F. 6 folded one end and the biographies for being placed on moving contact 4, latching 6 in the upper strata of fulcrum 12 for being rotatably installed in housing 1 will be latched
Dynamic component 3 is oppositely arranged.
The assembly method of breaker of the present utility model, by using each axle of housing as installation anchor point and breaker
The mounting means that stacks gradually of each part, simplify assembly difficulty, ensure integral installation process without any confusion, be easy to implement automatic
Makeup is matched somebody with somebody.
Also, before step d, transmission component 3 is located to first lever 31 at two ends and one end point of the second lever 32
It is not inserted into the second lever hole 33 and the 3rd lever hole 34 of connecting rod 30；When step d installs transmission component 3, by the first thick stick
The other end of bar 31 is inserted into the first lever hole of handle 2, meanwhile, the two ends of the second lever 32 are inserted into moving contact respectively
In 4 the 4th lever hole 42 and the 5th lever hole 43.
After step f, lock 6 can will be ridden over for latching 6 one end of the 3rd spring 60 resetted, the other end is arranged on
In housing 1.
After step f, in the tie rod hole 66 that one end of pull bar 8 can be inserted into lock 6, the other end and bimetal leaf 9
It is oppositely arranged.
Before arriving step c after step b, as shown in figure 1, the electromagnetic system 7 and arc-chutes of breaker can be pacified successively
It is located at the lower section of handle 2 in housing 1, the wherein both sides of electromagnetic system 7 are connected with static contact 5 and binding post respectively.It is logical
Handle, electromagnetic system and arc-chutes are crossed according to top-down erection sequence, Automated assembly is easy to implement.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to protection domain of the present utility model.
Claims (10)
1. a kind of circuit breaker operation mechanism, it is characterised in that：Including be pivoted on respectively in housing (1) handle (2), dynamic touch
Head (4) and lock (6), the handle (2) realize that handle (2) can by elastic connection between the first spring (20) and housing (1)
Reset, also, handle (2) is by one end drive connection of transmission component (3) and moving contact (4), the moving contact (4) it is another
End is engaged with the static contact (5) in housing (1), and moving contact (4) is connected by elasticity between second spring (40) and housing (1)
Connect and realize that moving contact (4) can reset；Hasp connection between the connecting rod (30) and lock (6) of the transmission component (3), and the lock
Button (6) realizes that lock (6) can reset by elastic connection between the 3rd spring (60) and housing (1)；
Handle (2), which can be driven moving contact (4) rotation by transmission component (3) and then contact or separate realization with static contact (5), to break
The closure of road device or disjunction；When lock (6) and connecting rod (30) unlock, drive moving contact (4) rotate so that with static contact (5)
The dropout of breaker is realized in separation.
2. circuit breaker operation mechanism according to claim 1, it is characterised in that：The connecting rod (30) and lock (6) are respectively
It is layered on moving contact (4), and lock (6) stacked together and moving contact (4) are rotatably installed on fulcrum (12) and realized together
Axle is pivoted in housing (1), and lock (6) is provided with the first axis hole (61) coordinated with fulcrum (12), and moving contact is set on (4)
There is the second axis hole (41) coordinated with fulcrum (12).
3. circuit breaker operation mechanism according to claim 2, it is characterised in that：The middle part of the connecting rod (30) and handle
(2) drive connection, one end and moving contact (4) drive connection of connecting rod (30), the other end and lock (6) hasp connection.
4. the circuit breaker operation mechanism according to Claims 2 or 3, it is characterised in that：The handle (2) passes through the first lever
(31) with connecting rod (30) drive connection, the two ends of first lever (31) be plugged on respectively handle (2) the first lever hole and
In second lever hole (33) of connecting rod (30)；The connecting rod (30) passes through the second lever (32) and moving contact (4) drive connection, institute
The one end for stating the second lever (32) is sequentially inserted into the 3rd lever hole (34) and the 4th lever hole of moving contact (4) of connecting rod (30)
(42) in, the other end is plugged in the 5th lever hole (43) of moving contact (4).
5. circuit breaker operation mechanism according to claim 1, it is characterised in that：The side of the moving contact (4) is provided with institute
Static contact (5) and second spring (40) are stated, the opposite side of moving contact (4) is provided with limit shaft (13).
6. circuit breaker operation mechanism according to claim 1, it is characterised in that：Described breaker also includes being arranged on shell
Electromagnetic system (7) and bimetal leaf (9) in body (1), the trigger unit (64) that the electromagnetic system (7) includes with latching (6) are touched
The dynamic striker (71) coordinated；The thermal release device of the breaker include with lock (6) pull bar (8) that couples and with pull bar (8)
Pull the bimetal leaf (9) coordinated.
7. circuit breaker operation mechanism according to claim 6, it is characterised in that：One end of the lock (6) and connecting rod
(30) hasp connection, the other end is provided with the tie rod hole (66) for cylinder lever connecting rod (8), and the middle part one side of the lock (6) is set
There is the trigger unit (64), middle part opposite side is pivoted on housing (1).
8. circuit breaker operation mechanism according to claim 1, it is characterised in that：The moving contact (4) passes through thereon
Two axis holes (41) are rotatably installed on the fulcrum of housing (1) (12), and second axis hole (41) is that length is more than fulcrum (12) outside
The waist-shaped hole in footpath so that moving contact (4) can be mobile relative to fulcrum (12) along the length direction of the second axis hole (41).
9. circuit breaker operation mechanism according to claim 1, it is characterised in that：The second spring (40) is extension spring, the
One end of two springs (40) is hooked in the installation axle of housing (1) (11), and the other end is hooked in the mounting hole (44) of moving contact (4).
10. circuit breaker operation mechanism according to claim 1, it is characterised in that：One end of the lock (6) and connecting rod
(30) hasp connection, the connecting rod (30), which is provided with, is used for the lock tooth (35) with latching (6) hasp connection, lock tooth (35) overlap joint
In the overlap joint breach (62) of lock (6) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720009467.1U CN206422027U (en) | 2017-01-04 | 2017-01-04 | Circuit breaker operation mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720009467.1U CN206422027U (en) | 2017-01-04 | 2017-01-04 | Circuit breaker operation mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206422027U true CN206422027U (en) | 2017-08-18 |
Family
ID=59575039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720009467.1U Withdrawn - After Issue CN206422027U (en) | 2017-01-04 | 2017-01-04 | Circuit breaker operation mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206422027U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107749378A (en) * | 2017-10-24 | 2018-03-02 | 浙江深科自动化科技有限公司 | Applied to the operating mechanism moving part assembling device in breaker assembling line |
| CN108269719A (en) * | 2017-01-04 | 2018-07-10 | 浙江正泰电器股份有限公司 | Circuit breaker operation mechanism and its assembly method |
| CN108695117A (en) * | 2018-06-28 | 2018-10-23 | 美高电气科技有限公司 | A kind of operating mechanism of double-contact miniature circuit breaker |
| CN108878226A (en) * | 2018-07-13 | 2018-11-23 | 浙江正泰电器股份有限公司 | Breaker |
| CN109087829A (en) * | 2017-06-14 | 2018-12-25 | 浙江正泰电器股份有限公司 | Miniature circuit breaker |
| CN113113271A (en) * | 2021-04-23 | 2021-07-13 | 浙江天正电气股份有限公司 | N pole unit of leakage circuit breaker |
| CN114464506A (en) * | 2022-02-25 | 2022-05-10 | 江西航同电气科技有限公司 | Plug-in circuit breaker hot adjustment system assembly |
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2017
- 2017-01-04 CN CN201720009467.1U patent/CN206422027U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269719B (en) * | 2017-01-04 | 2019-12-06 | 浙江正泰电器股份有限公司 | Circuit breaker operating mechanism and assembly method thereof |
| CN108269719A (en) * | 2017-01-04 | 2018-07-10 | 浙江正泰电器股份有限公司 | Circuit breaker operation mechanism and its assembly method |
| CN109087829A (en) * | 2017-06-14 | 2018-12-25 | 浙江正泰电器股份有限公司 | Miniature circuit breaker |
| CN107749378A (en) * | 2017-10-24 | 2018-03-02 | 浙江深科自动化科技有限公司 | Applied to the operating mechanism moving part assembling device in breaker assembling line |
| CN107749378B (en) * | 2017-10-24 | 2019-12-10 | 浙江深科自动化科技有限公司 | Operating device linkage assembly device applied to circuit breaker assembly line |
| CN108695117B (en) * | 2018-06-28 | 2023-09-12 | 美高电气科技有限公司 | Operating mechanism of double-contact miniature circuit breaker |
| CN108695117A (en) * | 2018-06-28 | 2018-10-23 | 美高电气科技有限公司 | A kind of operating mechanism of double-contact miniature circuit breaker |
| CN108878226A (en) * | 2018-07-13 | 2018-11-23 | 浙江正泰电器股份有限公司 | Breaker |
| CN108878226B (en) * | 2018-07-13 | 2024-05-17 | 浙江正泰电器股份有限公司 | Circuit breaker |
| CN113113271A (en) * | 2021-04-23 | 2021-07-13 | 浙江天正电气股份有限公司 | N pole unit of leakage circuit breaker |
| CN114464506A (en) * | 2022-02-25 | 2022-05-10 | 江西航同电气科技有限公司 | Plug-in circuit breaker hot adjustment system assembly |
| CN114464506B (en) * | 2022-02-25 | 2024-04-12 | 江西航同电气科技有限公司 | Plug-in circuit breaker thermal regulation system assembly |
| CN119373997A (en) * | 2024-12-30 | 2025-01-28 | 山西省交通信息通信有限公司 | A multifunctional secondary screen bracket |
| CN119373997B (en) * | 2024-12-30 | 2025-03-18 | 山西省交通信息通信有限公司 | Multifunctional auxiliary screen bracket |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170818 Effective date of abandoning: 20191206 |
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| AV01 | Patent right actively abandoned |