CN106710948B - Breaker and its arc-chutes and arc-chutes arcing contact component, arcing contact drive link - Google Patents
Breaker and its arc-chutes and arc-chutes arcing contact component, arcing contact drive link Download PDFInfo
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- CN106710948B CN106710948B CN201710074162.3A CN201710074162A CN106710948B CN 106710948 B CN106710948 B CN 106710948B CN 201710074162 A CN201710074162 A CN 201710074162A CN 106710948 B CN106710948 B CN 106710948B
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- arcing contact
- pushing tow
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- elongated slot
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- 230000033001 locomotion Effects 0.000 claims abstract description 46
- 230000007246 mechanism Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 abstract description 3
- 230000003068 static effect Effects 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 238000013527 convolutional neural network Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/42—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H2033/028—Details the cooperating contacts being both actuated simultaneously in opposite directions
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of breaker and its arc-chutes and arc-chutes its arcing contact components, arcing contact drive link, arcing contact drive link includes being set to the shift fork in arc-chutes and the body of rod between arcing contact for being driven, the body of rod is equipped with the driving elongated slot of the pushing tow pillar pushing tow cooperation for being equipped with the shift fork, elongated slot is driven to have for driver slot section corresponding with reciprocating movement stroke of the pushing tow pillar in driving elongated slot, driver slot section has the chute section being obliquely installed with the body of rod extending direction so that the both ends of driver slot section are staggeredly arranged on body of rod extending direction.The both ends of driver slot section provided by the present invention are staggeredly arranged in the up-down direction using pushing tow pillar and drive relative movement of the elongated slot on upper and lower direction, effectively increase the movement speed of arcing contact component, branch wire time is shortened, insulation settling time is shortened, improves connecting-disconnecting function.
Description
Technical field
The present invention relates to a kind of breaker and its arc-chutes and arc-chutes its arcing contact component, arcing contact drive links.
Background technology
With national economic development and the fast development of Electrical Power Technology, industry, consumer electrical degree are high, to electric power
The requirement of requirement and power quality increasingly improves.China's energy integrated distribution is in northwest, southwest, the main position of load center
In the southeastern coastal areas, to adapt to requirement of the high national development to electrical energy demands amount and quality, vast capacity high voltage power transmisson system
It is to realize most optimum distribution of resources, improves the selection that line efficiency and transmission power are not only reliable but also economic.Breaker is as high
Transmission system equipment, reliable, safe operation is pressed to have very important significance.
With the increase of transmission line of electricity, Transmission Cost increasingly increases, it is desirable that transmission facility minimizes.To ensure power quality
And transmission system safe and reliable operation, the reliability requirement of equipment is further increased.The increase of transmission capacity, it is desirable that promoted disconnected
Road device Breaking capacity, meets system requirements.Breaker Breaking capacity is promoted, the arc extinction performance of arc-extinguishing chamber of circuit breaker is proposed more
High requirement.
Exist in the prior art a kind of double acting arc-chutes, in this double acting arc-chutes, moving contact it is mobile can by connecting rod,
Shift fork, the driving static arc contact action of static arc contact drive link, realize the conducting and disconnection of static arc contact and moving arcing contact.As authorized
Notification number is the double acting arc-chutes disclosed in the Chinese utility model patent of CN204905146U, including static contact component, position
The operating mechanism that moving contact component and the opposite static contact component of driving moving contact component below static contact component move up and down,
Static contact component includes that static arc contact, contact base and the shift fork for driving static arc contact to move up and down, shift fork are hinged by articulated shaft
On contact base, the upper end of static arc contact is fixed with connector, and one end and the shift fork rotation of the separate static arc contact of connector connect
It connects, one end that shift fork is connected with connector can be moved along the driving elongated slot that connector is equipped with, and driving elongated slot is specially and left and right
The vertical vertical slot hole in direction, the moving direction phase of the extending direction of vertical slot hole and length direction, that is, static arc contact of connector
Vertically.Moving contact component includes moving arcing contact, is sheathed on the spout of moving arcing contact upper end and the drawing connected with moving arcing contact lower end
Bar, pull rod are sequentially connected with corresponding operating mechanism, and spout is equipped with draw bar, and one end far from above-mentioned connector of shift fork is equipped with
Open slot, draw bar are equipped with the drive pin coordinated with open slot pushing tow.When operating mechanism drives spout movement by pull rod,
By draw bar, drive pin, shift fork rotates spout simultaneously, and shift fork drives static arc contact to move by connector, realizes division
Lock operates.
In existing double acting arc-chutes, static arc contact is actually the arcing contact driven by traction piece, and traction piece touches for arc
Head drive link, for realizing the drive connection of shift fork and arcing contact.Shift fork is equipped with the pushing tow pillar with driving elongated slot inserting,
When shift fork is dynamic around respective hinge shaft rotation, pushing tow pillar pushing tow drives elongated slot to be moved with arcing contact drive link.Since shift fork exists
Reciprocally swinging when breaking-closing operating, the corresponding reciprocating movement in driving elongated slot of pushing tow pillar so that driving elongated slot have with
The corresponding driver slot section of reciprocating movement stroke of pushing tow pillar.In fact, the reciprocating movement stroke of pushing tow pillar includes corresponding to
The both ends of the combined floodgate shift motion of the separating brake shift motion of breaker open operation and corresponding breaker closing, driver slot section are moved in separating brake
Beginning, end each other on dynamic stroke and combined floodgate shift motion.Existing driving elongated slot is mutually to hang down along with arcing contact moving direction
The vertical slot hole that straight direction extends, the both ends of driver slot section overlap on arcing contact moving direction, are carrying out breaking-closing operating
When, displacement phase of displacement of the pushing tow pillar on arcing contact moving direction with arcing contact drive link on arcing contact moving direction
Together.The operating work of operating mechanism output when improving divide-shut brake speed, can only be improved when needing to improve arcing contact movement speed, is carried
The high requirement to circuit breaker operation mechanism, the switching impulse thus brought is also larger, influences the reliability of equipment.
Invention content
The purpose of the present invention is to provide a kind of arcing contact drive links, to solve to operate by improving in the prior art
Mechanism output work is come the technical issues of improving arcing contact movement speed；Meanwhile using above-mentioned arcing contact the present invention also provides a kind of
The arc-chutes of drive link are with arcing contact component and arc-chutes and use the breaker of the arc-chutes.
To achieve the above object, the technical solution of arcing contact drive link provided by the present invention is：A kind of arc-chutes arc
Contact drive link, include for being driven the body of rod being set between the shift fork of arc-chutes and arcing contact, the body of rod be equipped with for
On the shift fork pushing tow pillar pushing tow cooperation driving elongated slot, driving elongated slot have for pushing tow pillar in driving elongated slot
The corresponding driver slot section of reciprocating movement stroke, the driver slot section have be obliquely installed with the body of rod extending direction it is oblique
Slot section is so that the both ends of driver slot section are staggeredly arranged on body of rod extending direction.
The driving elongated slot is V-shaped, and the driving elongated slot of V-arrangement has the two guide groove arms that tail portion is interconnected, the driving
The both ends of slot section are arranged in correspondingly on two guide groove arms, and at least one guide groove arm is the skewed slot with the chute section
Arm.
The two guide grooves arm is the skewed slot arm with the chute section, two guide groove arms with the body of rod extension side
To on perpendicular direction positioned at the same side of the tail portion connectivity part of two guide groove arms.
Arc-chutes provided by the present invention using above-mentioned arcing contact drive link are with the technical solution of arcing contact component：One
Kind arc-chutes arcing contact component, including arcing contact and the arcing contact drive link with arcing contact drive connection, arcing contact drive link
Include for being driven the body of rod being set between the arcing contact and the shift fork of arc-chutes, the body of rod be equipped with for the shift fork
On pushing tow pillar pushing tow cooperation driving elongated slot, driving elongated slot have for the reciprocal shifting with pushing tow pillar in driving elongated slot
The dynamic corresponding driver slot section of stroke, the driver slot section there is the chute section being obliquely installed with the body of rod extending direction so that
The both ends for obtaining driver slot section are staggeredly arranged on body of rod extending direction.
The driving elongated slot is V-shaped, and the driving elongated slot of V-arrangement has the two guide groove arms that tail portion is interconnected, the driving
The both ends of slot section are arranged in correspondingly on two guide groove arms, and two guide groove arms are the skewed slot arm with the chute section,
Two guide groove arms are on the direction perpendicular with the body of rod extending direction positioned at the same of the tail portion connectivity part of two guide groove arms
Side.
The technical solution of arc-chutes provided by the present invention using above-mentioned arcing contact component is：A kind of arc-chutes, including
The quiet bearing and moving arcing contact arranged along the vertical direction are equipped on quiet bearing by articulated shaft and to be sequentially connected with moving arcing contact
Shift fork, guiding movement is equipped with arcing contact component along the vertical direction on quiet bearing, and arcing contact component includes and the moving arcing contact
Corresponding arcing contact and the arcing contact drive link for being sequentially connected and vertically extending with arcing contact are set on arcing contact drive link
There is the driving elongated slot for the pushing tow pillar pushing tow cooperation being equipped with the shift fork, driving elongated slot, which has, to be grown with pushing tow pillar in driving
The corresponding driver slot section of reciprocating movement stroke in slot, the driver slot section have the chute section being obliquely installed with upper and lower directions
So that the both ends of driver slot section are staggeredly arranged in the up-down direction, when carrying out breaking-closing operating, the both ends of driver slot section are
Corresponding beginning and end, pushing tow pillar are opposite with the direction that the arcing contact moves by the direction that beginning terminad moves.
The driving elongated slot is V-shaped, and driving elongated slot has the two guide groove arms that tail portion is interconnected, the driver slot section
Both ends are arranged in correspondingly on two guide groove arms, and at least one guide groove arm is the skewed slot arm with the chute section, when
Pushing tow pillar pushing tow pillar and articulated shaft when being moved to the tail portion connectivity part of the two guide grooves arm in driving elongated slot
Line is perpendicular to the upper and lower directions.
The two guide grooves arm is the skewed slot arm with the chute section, two guide groove arms with the upper and lower directions phase
Positioned at the side of the direction articulated shaft of the tail portion connectivity part on vertical left and right directions.
The technical solution of breaker provided by the present invention using above-mentioned arc-chutes is：A kind of breaker, including arc extinguishing
Room and operating mechanism, including the quiet bearing and moving arcing contact arranged along the vertical direction, on quiet bearing by articulated shaft be equipped with
The shift fork that moving arcing contact is sequentially connected, guiding movement is equipped with arcing contact component, arcing contact component along the vertical direction on quiet bearing
The arcing contact transmission for including arcing contact corresponding with the moving arcing contact and being sequentially connected and vertically extending with arcing contact
Bar, arcing contact drive link are equipped with the driving elongated slot for the pushing tow pillar pushing tow cooperation being equipped with the shift fork, driving elongated slot tool
Have a driver slot section corresponding with reciprocating movement stroke of the pushing tow pillar in driving elongated slot, the driver slot section have with it is upper and lower
The chute section that direction is obliquely installed is so that the both ends of driver slot section are staggeredly arranged in the up-down direction, in progress breaking-closing operating
When, the both ends of driver slot section are corresponding beginning and end, and the direction that pushing tow pillar is moved by beginning terminad is touched with the arc
The mobile direction of head is opposite.
The driving elongated slot is V-shaped, and driving elongated slot has the two guide groove arms that tail portion is interconnected, the driver slot section
Both ends are arranged in correspondingly on two guide groove arms, and two guide groove arms are the skewed slot arm with the chute section, and two are oriented to
Slot arm is on the left and right directions perpendicular with the upper and lower directions positioned at the one of the direction articulated shaft of the tail portion connectivity part
Side, when pushing tow pillar when being moved to the tail portion connectivity part of the two guide grooves arm in driving elongated slot pushing tow pillar with it is described hinged
The line of axis is perpendicular to the upper and lower directions.
The beneficial effects of the invention are as follows：In arc-chutes provided by the present invention, pushing tow pillar and the long groove top of driving of shift fork
Cooperation is pushed away, when carrying out breaking-closing operating, with the reciprocally swinging of shift fork, pushing tow pillar moves back and forth in turn in driving elongated slot
Driving arcing contact drive link and arcing contact move back and forth and realize divide-shut brake in the up-down direction, since the both ends of driver slot section exist
It is staggeredly arranged in upper and lower directions, so, when pushing tow pillar is moved to the other end by one end of driver slot section, pushing tow pillar
Inevitable in the up-down direction there are relative displacements with arcing contact drive link, moreover, because when carrying out breaking-closing operating, pushing tow is convex
The direction that the direction that column is moved by beginning terminad is moved with the arcing contact is on the contrary, this allows for carrying out separating brake, closing a floodgate and grasp
When making, pushing tow pillar in the up-down direction relative to the displacement of quiet bearing plus driver slot section both ends in the up-down direction between
Away from the displacement relative to quiet bearing in the up-down direction of driver slot section, that is, arcing contact drive link is just equal to, in other words, if dialled
Pitch swing angle it is constant i.e. pushing tow pillar in the up-down direction relative to the shift invariant of quiet bearing in the case of, relative to existing
The both ends of driver slot section in technology overlap arrangement in the up-down direction, and the both ends of driver slot section provided by the present invention are upper and lower
The relative movement being staggeredly arranged on direction using pushing tow pillar with driving elongated slot in the up-down direction, effectively improves arcing contact group
The movement speed of part shortens branch wire time, shortens insulation settling time, improves connecting-disconnecting function.Correspondingly, that need not carry
When high arcing contact component movement speed, cost can be reduced with the output work of relative reduction operating mechanism, reduce output impact.
Further, driving elongated slot is V-shaped, with the two guide groove arms that tail portion is interconnected, moreover, pushing tow pillar is driving
The line of pushing tow pillar and the articulated shaft is perpendicular to institute when being moved to the tail portion connectivity part of the two guide grooves arm in dynamic elongated slot
Upper and lower directions is stated, can reduce entire driving elongated slot in the side perpendicular with upper and lower directions under the premise of ensureing to propose in this way
Upward the space occupied.
Further, two guide groove arms are skewed slot arm, and arcing contact drive link is effectively ensured and has during divide-shut brake
There are quickreturn characteristics, improves divide-shut brake speed.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of embodiment of breaker provided by the present invention；
Fig. 2 is the structural schematic diagram of arcing contact drive link in Fig. 1；
Arcing contact drive link and shift fork movement locus figure when Fig. 3 is breaker open operation action shown in Fig. 1；
Fig. 4 is kinematic roadmap of the shift fork in the V-arrangement guide groove of arcing contact drive link when breaker open operation acts；
Arcing contact drive link and shift fork movement locus figure when Fig. 5 is breaker closing action shown in Fig. 1；
Fig. 6 is kinematic roadmap of the shift fork in the V-arrangement guide groove of arcing contact drive link when breaker closing acts；
（Arrow show moving direction of the pushing tow pillar of shift fork in driving elongated slot in Fig. 4 and Fig. 6）.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the breaker of the present invention, as shown in Figures 1 to 6, the breaker in the embodiment include cut-offfing
Partly, actuating and running part and insulated part, it includes conductive and contact system and arc-chutes, the present embodiment to cut-off part
In the difference of breaker and breaker in the prior art essentially consist in arc quenching chamber structure, other parts with it is in the prior art
Breaker structure is identical, and details are not described herein.
Arc-chutes in the present embodiment include arc-chutes casing 1, are equipped in arc-chutes casing 1 and arrange along the vertical direction
Quiet bearing 2 and moving contact component, moving arcing contact component include dynamic bearing 12, move bearing 12 and are equipped with moving contact 11, moving arcing contact
10 and corresponding spout 9, the knot of the structure of moving contact component and the moving contact component in arc-extinguishing chamber of circuit breaker in the prior art
Structure is identical, no longer excessively repeats herein.In use, driving moving contact component to move back and forth by pull rod by breaker operation mechanism
To realize corresponding breaking-closing operating.
Guiding movement is equipped with arcing contact component along the vertical direction on the quiet bearing 2 of arc-chutes casing 1, in arc-chutes casing
It is further sleeved with spout 9 on the outside of arcing contact component in 1, above-mentioned arcing contact component includes arcing contact corresponding with moving arcing contact 8
Be sequentially connected with the arcing contact 8 and the arcing contact drive link 6 that vertically extends, in fact, arcing contact drive link 6 passes through
Guiding movement is assemblied on quiet bearing guide support structure 7 along the vertical direction, moreover, hinged by articulated shaft 50 on quiet bearing
It is equipped with shift fork 5, shift fork 5 is sequentially connected by connecting rod 3 and moving arcing contact 10, and connecting rod 3 is oriented to by the connecting rod that quiet bearing is equipped with
Structure 4 provide upper and lower directions on guide and limit, one end towards connecting rod 3 of shift fork be equipped with open slot, connecting rod 3 be equipped with
The driving bearing pin that open slot is slidably matched is equipped with pushing tow pillar, corresponding, arc in one end towards arcing contact drive link of shift fork
Contact drive link 6 is equipped with driving elongated slot 60, and pushing tow pillar and driving elongated slot 60 are corresponding mating.Work as breaker operation mechanism
When driving moving contact component movement, drive arc contact assembly synchronizing moving is corresponded to by connecting rod, shift fork, realizes double acting operation, this
The double acting drive connection of kind and the double acting drive connection in double acting arc-chutes in the prior art are essentially identical, and details are not described herein.
It should be noted that above-mentioned moving arcing contact is the active arcing contact driven by pull rod by operating mechanism,
And the arcing contact in above-mentioned arcing contact component is driven passively by connecting rod, shift fork and arcing contact drive link by moving contact component
Arcing contact.
In the present embodiment, the pushing tow pillar pushing tow that the driving elongated slot 60 on arcing contact drive link 6 is equipped with shift fork 5 is matched
It closes, in shift fork reciprocally swinging, pushing tow pillar is moved back and forth in driving elongated slot 60 to which pushing tow arcing contact component is in upper and lower
It moves back and forth upwards.It should be noted that driving elongated slot 60 herein has the reciprocal shifting with pushing tow pillar in driving elongated slot
The dynamic corresponding driver slot section of stroke, driver slot section has the chute section being obliquely installed with upper and lower directions so that driver slot section
Both ends are staggeredly arranged distance L on body of rod extending direction, and when carrying out breaking-closing operating, the both ends of driver slot section are corresponding begin
End and end, pushing tow pillar are opposite with the direction that the arcing contact moves by the direction that beginning terminad moves.
In fact, driving elongated slot 60 herein is whole V-shaped, driving elongated slot 60 has two guide grooves that tail portion is interconnected
Arm, respectively upper guide groove arm 61 and lower guide groove arm 62, the both ends of driver slot section are arranged in two guide groove arms correspondingly
On, the both ends of driver slot section correspond to the lower end 620 of the upper end 610 and lower guide groove arm of guide groove arm 61, two guide groove arms
It is skewed slot arm that is with above-mentioned chute section and being in tilted layout with upper and lower directions.Moreover, two guide groove arms with upper and lower directions
It is located at the side of the above-mentioned articulated shaft of direction 50 of the tail portion connectivity part 63 of driving elongated slot 60 on perpendicular left and right directions.It needs herein
It is noted that when pushing tow is convex when being moved to the tail portion connectivity part 63 of above-mentioned two guide grooves arm in driving elongated slot 60 for pushing tow pillar
The line of column and the articulated shaft is perpendicular to upper and lower directions.
It should be noted that in the present embodiment, two guide groove arms of the driving elongated slot 60 of V-arrangement are symmetrically arranged.It is above-mentioned
The both ends of driver slot section are set to correspondingly on two guide groove arms.Moreover, two guide groove arms herein are arc structure,
It is driven impact caused by shift fork can be reduced in this way, is more convenient reciprocating movement of the pushing tow pillar in driving elongated slot.
In fact, reciprocating movement stroke of the pushing tow pillar in driving elongated slot on shift fork includes separating brake shift motion and conjunction
Lock shift motion, separating brake shift motion herein is consistent with combined floodgate shift motion, be only driver slot section both ends each other beginning and
End.For this case, moving contact component is located at the lower section of shift fork 5 and connecting rod 3, when breaker carries out sub-switching operation,
Shift motion of the pushing tow pillar in driving elongated slot 60 is separating brake shift motion, at this point, the upper end 610 of driver slot section is to begin
End, lower end 620 are end, and the slave beginning of pushing tow pillar from top to bottom is moved to end, and pushing tow pillar is in driving elongated slot by beginning
It is this just moving direction from bottom to top with arcing contact drive link in separating brake from top to bottom to hold the direction of terminad movement
On the contrary.Opposite, when carrying out closing operation, shift motion of the pushing tow pillar in driving elongated slot 60 is the mobile row that closes a floodgate
Journey, at this point, the lower end 620 of driver slot section is beginning, upper end is 610 ends, the slave beginning of pushing tow pillar from bottom to top is moved to
End, pushing tow pillar are that from bottom to top, this is just driven with arcing contact by the direction that beginning terminad moves in driving elongated slot
Moving direction from top to bottom of the bar when closing a floodgate is opposite.
Furthermore, it is desirable to explanation, when pushing tow pillar is moved to the tail portion of above-mentioned two guide grooves arm in driving elongated slot 60
Pushing tow pillar is touched with the line of the articulated shaft 50 of above-mentioned shift fork 5 perpendicular to upper and lower directions at this point, relying primarily on arc when connectivity part 63
The inertia of head drive link realizes transition of the pushing tow pillar between two guide groove arms.
In the present embodiment, when breaker carries out sub-switching operation, moving contact component is moved down with connecting rod 3, at this point, dialling
Fork 5 is swung around articulated shaft 50, and the pushing tow pillar of shift fork 5 moves up pushing tow arcing contact drive link 6,6 band of arcing contact drive link
Arcing contact 8 to move up to realize sub-switching operation.Since driving elongated slot 60 is v-shaped structure, connect in the tail portion of two guide groove arms
When the articulated shaft 50 of shift fork is not crossed at logical place 63, the pushing tow pillar of shift fork 5 is located in upper guide groove arm 61, and is increasingly towards two and leads
It is moved to the tail portion connectivity part 63 of slot arm, when shift fork 5 is swung as the perpendicular position of upper and lower directions, pushing tow pillar is moved to
Tail portion connectivity part 63, at this point, mobile arcing contact drive link 6 will continue to move up under effect of inertia so that pushing tow pillar
It takes advantage of a situation into lower guide groove arm 62, shift fork continues to swing, until pushing tow pillar is moved to the lower end 620 of lower guide groove arm 62 i.e.
At the respective end position of driver slot section.
It is relatively moved since pushing tow pillar exists with arcing contact drive link in the up-down direction when shift fork is swung, also,
Pushing tow pillar relative to the moving direction of arcing contact drive link with the moving direction of arcing contact drive link on the contrary, this makes, work as top
Push away pillar in the up-down direction relative to quiet bearing displacement distance be S when, arcing contact drive link is in the up-down direction relative to quiet
Bearing moves S+L distances, and distance L herein is the mistake of the top and bottom for the driver slot section for driving elongated slot in the up-down direction
The standard width of a room in an old-style house away from.This structure makes in the case where not increasing operating work, improves the movement speed of arcing contact.Certainly, if
Under identical arcing contact movement speed, operating work can be reduced to reduce cost, mitigate switching impulse, increase equipment dependability.
When needing breaker to carry out closing operation, moving contact component is moved up with connecting rod 3, at this point, shift fork is around hinge
Spindle 50 is swung, and the pushing tow pillar of shift fork moves down pushing tow arcing contact drive link, arcing contact drive link with arcing contact to
Lower movement is to realize closing operation.Since driving elongated slot is v-shaped structure, shift fork is not crossed in the tail portion connectivity part of two guide groove arms
Articulated shaft 50 when, the pushing tow pillar of shift fork is located in lower guide groove arm, and is increasingly towards the tail portion connectivity part of two guide groove arms
Mobile, when shift fork is swung as the perpendicular position of upper and lower directions, pushing tow pillar is moved to tail portion connectivity part, at this point, mobile
Arcing contact drive link will continue to move down under effect of inertia so that pushing tow pillar is taken advantage of a situation into upper guide groove arm, is dialled
Fork continues to swing, until pushing tow pillar is moved at the upper end i.e. respective end position of driver slot section of guide groove arm.
It is relatively moved since pushing tow pillar exists with arcing contact drive link in the up-down direction when shift fork is swung, also,
Pushing tow pillar relative to the moving direction of arcing contact drive link with the moving direction of arcing contact drive link on the contrary, this makes, work as top
Push away pillar in the up-down direction relative to quiet bearing displacement distance be S when, arcing contact drive link is in the up-down direction relative to quiet
Bearing moves S+L distances, and distance L herein is between being staggered in the up-down direction of the both ends for the driver slot section for driving elongated slot
Away from.This structure makes in the case where not increasing operating work, improves arcing contact combined floodgate movement speed.
In the present embodiment, by making the both ends of the driver slot section for driving elongated slot on arcing contact drive link in the up-down direction
It is staggeredly arranged, improves movement speed of the arcing contact component in divide-shut brake, shorten insulation settling time, improve and cut-off energy
Power.The requirement of identical speed is small, reduces the requirement to mechanism output speed and operating work, reduces production cost.
In the present embodiment, driving elongated slot is v-shaped structure, and two guide groove arms are arranged symmetrically, and in other embodiments, also may be used
So that one of guide groove arm is the straight trough arm vertical with upper and lower directions, another slot arm is to be in tilted layout with upper and lower directions
Skewed slot arm, it is only necessary to so that the both ends of driver slot section are staggeredly arranged in the up-down direction, moreover, carrying out breaking-closing operating
When, the both ends of driver slot section are corresponding beginning and end, and the direction that pushing tow pillar is moved by beginning terminad is touched with the arc
The mobile direction of head is opposite.
Certainly, in other embodiments, can also make driving elongated slot be with the body of rod extending direction be in tilted layout so that
The inclination elongated slot that the both ends of the driver slot section are staggeredly arranged, driving elongated slot are located at the one of the articulated shaft in the up-down direction
Side.So, in fact, when swung in shift fork to drive arcing contact drive link to move, elongated slot is driven and not across shift fork
Articulated shaft.
In the present embodiment, two guide groove arms of V-arrangement are arc-shaped, and in other embodiments, two guide groove arms may be
Skewed slot arm extending in a straight line, only it is noted that the transition of tail portion connectivity part.
The present invention also provides a kind of embodiment of arc-chutes, the structure of the arc-chutes in the embodiment and above-mentioned breaker are real
The structure for applying the arc-chutes in example is identical, and details are not described herein.
The present invention also provides a kind of arc-chutes embodiment of arcing contact component, the knot of the arcing contact component in the embodiment
Structure is identical as the structure of arcing contact component in above-mentioned breaker embodiment, and details are not described herein.
The present invention also provides a kind of arc-chutes embodiment of arcing contact drive link, the arcing contact drive link in the embodiment
Structure it is identical as the structure of arcing contact drive link in above-mentioned breaker embodiment, details are not described herein.
It should be noted that the extending direction of arcing contact drive link is consistent with corresponding arcing contact moving direction.
Claims (10)
1. a kind of arc-chutes arcing contact drive link, it is characterised in that：Include for being driven the shift fork and arc that are set to arc-chutes
The body of rod between contact, the body of rod are equipped with for the driving elongated slot with the pushing tow pillar pushing tow cooperation on the shift fork, driving length
Slot has for driver slot section corresponding with reciprocating movement stroke of the pushing tow pillar in driving elongated slot, the driver slot section tool
There is the chute section being obliquely installed with the body of rod extending direction so that the both ends of driver slot section are staggered on body of rod extending direction
Arrangement.
2. arc-chutes according to claim 1 arcing contact drive link, it is characterised in that：The driving elongated slot is V-shaped, V
The driving elongated slot of shape has the two guide groove arms that tail portion is interconnected, and the both ends of the driver slot section are arranged in two correspondingly
On guide groove arm, at least one guide groove arm is the skewed slot arm with the chute section.
3. arc-chutes according to claim 2 arcing contact drive link, it is characterised in that：The two guide grooves arm is tool
There are the skewed slot arm of the chute section, two guide groove arms to be located at two guide grooves on the direction perpendicular with the body of rod extending direction
The same side of the connectivity part of the tail portion of arm.
4. a kind of arc-chutes arcing contact component, it is characterised in that：The arcing contact being sequentially connected including arcing contact and with arcing contact
Drive link, arcing contact drive link include for being driven the body of rod being set between the arcing contact and the shift fork of arc-chutes, the body of rod
Be equipped with for on the shift fork pushing tow pillar pushing tow cooperation driving elongated slot, driving elongated slot have for pushing tow pillar
The corresponding driver slot section of reciprocating movement stroke in driving elongated slot, the driver slot section have and the body of rod extending direction
The chute section being obliquely installed is so that the both ends of driver slot section are staggeredly arranged on body of rod extending direction.
5. arc-chutes according to claim 4 arcing contact component, it is characterised in that：The driving elongated slot is V-shaped, V-arrangement
Driving elongated slot have tail portion be interconnected two guide groove arms, the both ends of the driver slot section are arranged in two and lead correspondingly
To on slot arm, two guide groove arms are the skewed slot arm with the chute section, two guide groove arms with the body of rod extending direction
Positioned at the same side of the connectivity part of the tail portion of two guide groove arms on perpendicular direction.
6. a kind of arc-chutes, it is characterised in that：Including the quiet bearing arranged along the vertical direction and moving arcing contact, pass through on quiet bearing
Articulated shaft is equipped with the shift fork being sequentially connected with moving arcing contact, and guiding movement is equipped with arcing contact group along the vertical direction on quiet bearing
Part, arcing contact component include arcing contact corresponding with the moving arcing contact and are sequentially connected and vertically extend with arcing contact
Arcing contact drive link, arcing contact drive link be equipped be equipped with the shift fork pushing tow pillar pushing tow cooperation driving grow
Slot, driving elongated slot have driver slot section corresponding with reciprocating movement stroke of the pushing tow pillar in driving elongated slot, the driving
Slot section has the chute section that is obliquely installed with upper and lower directions so that the both ends of driver slot section are staggeredly arranged in the up-down direction,
When carrying out breaking-closing operating, the both ends of driver slot section are corresponding beginning and end, and pushing tow pillar is moved by beginning terminad
Direction is opposite with the direction that the arcing contact moves.
7. arc-chutes according to claim 6, it is characterised in that：The driving elongated slot is V-shaped, and driving elongated slot has tail portion
The both ends of two interconnected guide groove arms, the driver slot section are arranged in correspondingly on two guide groove arms, at least one
Guide groove arm is the skewed slot arm with the chute section, when pushing tow pillar is moved to the two guide grooves arm in driving elongated slot
The line of pushing tow pillar and the articulated shaft is perpendicular to the upper and lower directions when connectivity part of tail portion.
8. arc-chutes according to claim 7, it is characterised in that：The two guide grooves arm is with the chute section
Skewed slot arm, two guide groove arms are on the left and right directions perpendicular with the upper and lower directions positioned at the direction of the connectivity part of the tail portion
The side of the articulated shaft.
9. a kind of breaker, it is characterised in that：Including arc-chutes and operating mechanism, arc-chutes include arrange along the vertical direction it is quiet
Bearing and moving arcing contact are equipped with the shift fork being sequentially connected with moving arcing contact on quiet bearing by articulated shaft, in quiet bearing upper edge
Lower section is equipped with arcing contact component to guiding movement, and arcing contact component includes arcing contact corresponding with the moving arcing contact and and arc
The arcing contact drive link that contact is sequentially connected and vertically extends, arcing contact drive link are equipped with and are equipped with the shift fork
The cooperation of pushing tow pillar pushing tow driving elongated slot, driving elongated slot has reciprocating movement stroke with pushing tow pillar in driving elongated slot
Corresponding driver slot section, the driver slot section is with the chute section being obliquely installed with upper and lower directions so that the two of driver slot section
End is staggeredly arranged in the up-down direction, and when carrying out breaking-closing operating, the both ends of driver slot section are corresponding beginning and end, top
It is opposite with the direction that the arcing contact moves to push away the direction that pillar is moved by beginning terminad.
10. breaker according to claim 9, it is characterised in that：The driving elongated slot is V-shaped, and driving elongated slot has tail
Two interconnected guide groove arms of portion, the both ends of the driver slot section are arranged in correspondingly on two guide groove arms, and two are oriented to
Slot arm is the skewed slot arm with the chute section, and two guide groove arms are upper in the left and right directions perpendicular with the upper and lower directions
In the side of the direction of the connectivity part of the tail portion articulated shaft, led when pushing tow pillar is moved to described two in driving elongated slot
To the tail portion of slot arm connectivity part when pushing tow pillar and the articulated shaft line perpendicular to the upper and lower directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074162.3A CN106710948B (en) | 2017-02-10 | 2017-02-10 | Breaker and its arc-chutes and arc-chutes arcing contact component, arcing contact drive link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710074162.3A CN106710948B (en) | 2017-02-10 | 2017-02-10 | Breaker and its arc-chutes and arc-chutes arcing contact component, arcing contact drive link |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106710948A CN106710948A (en) | 2017-05-24 |
| CN106710948B true CN106710948B (en) | 2018-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710074162.3A Active CN106710948B (en) | 2017-02-10 | 2017-02-10 | Breaker and its arc-chutes and arc-chutes arcing contact component, arcing contact drive link |
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| CN (1) | CN106710948B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635231B (en) * | 2020-10-21 | 2023-05-12 | 平高集团有限公司 | Double-acting arc extinguishing chamber of circuit breaker and circuit breaker using same |
| CN112908771B (en) * | 2020-11-26 | 2023-02-17 | 平高集团有限公司 | Circuit breaker and arc extinguish chamber thereof |
| CN112614730B (en) * | 2020-12-09 | 2023-03-31 | 平高集团有限公司 | Double-acting arc extinguish chamber transmission structure |
| CN118501768B (en) * | 2024-07-19 | 2024-09-20 | 山西科通通讯有限公司 | Withstand voltage testing arrangement of charger |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5990325A (en) * | 1982-11-16 | 1984-05-24 | 株式会社高岳製作所 | Switch |
| DE10003359C1 (en) * | 2000-01-21 | 2001-07-19 | Siemens Ag | High voltage power switch with driven light arc contact pieces, hot chamber ensures improved quenching of switch-off light arc at high contact separation speeds - has auxiliary drive that reverses direction of motion of second light arc contact piece at least once, esp. twice, during switch-off process |
| DE102009057703A1 (en) * | 2009-12-04 | 2011-06-09 | Siemens Aktiengesellschaft | Circuit breaker arrangement |
| CN204102798U (en) * | 2014-08-29 | 2015-01-14 | 国家电网公司 | A kind of SF6 high-voltage breaker explosion chamber with contact shield cover |
| CN204905146U (en) * | 2015-06-29 | 2015-12-23 | 平高集团有限公司 | Big earthed return change over switch based on double acting explosion chamber |
| CN205230859U (en) * | 2015-11-23 | 2016-05-11 | 湖南平高开关有限公司 | Be applied to plug -in type switching device's explosion chamber |
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