CN106710948A - Breaker, arc extinguish chamber thereof, arc contact component for arc extinguish chamber and arc contact driving rod - Google Patents
Breaker, arc extinguish chamber thereof, arc contact component for arc extinguish chamber and arc contact driving rod Download PDFInfo
- Publication number
- CN106710948A CN106710948A CN201710074162.3A CN201710074162A CN106710948A CN 106710948 A CN106710948 A CN 106710948A CN 201710074162 A CN201710074162 A CN 201710074162A CN 106710948 A CN106710948 A CN 106710948A
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- CN
- China
- Prior art keywords
- arcing contact
- arc
- pushing tow
- section
- elongated slot
- Prior art date
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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
Abstract
The invention relates to a breaker, an arc extinguish chamber thereof, an arc contact component for the arc extinguish chamber and an arc contact driving rod. The arc contact driving rod comprises a rod body, wherein the rod body is arranged for driving a shifting fork in the arc extinguish chamber and an arc contact; a long driving slot which is in jacking fit with a pushing protruded column on the shifting fork is formed on the rod body; the long driving slot is equipped with a driving slot section corresponding to a reciprocating motion route of the pushing protruded column in the long driving slot; the driving slot section is equipped with an inclined slot section which is inclined from the extending direction of the rod body, so that the two ends of the driving slot section are staggered along the extending direction of the rod body. According to the invention, the two ends of the driving slot section are staggered up and down and the relative motion of the pushing protruded column and the long driving slot along the vertical direction can be utilized, so that the moving speed of the arc contact component can be effectively increased, the switching time can be shortened, the insulation establishing time can be shortened and the breaking capability can be promoted.
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 link.
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 the quality of power supply is increasingly improved.China's energy integrated distribution in northwest, southwest, the main position of load center
In the southeastern coastal areas, to adapt to requirement of the national development high to electrical energy demands amount and quality, vast capacity high voltage power transmisson system
It is to realize most optimum distribution of resources, it is not only reliability but also the selection of economy to improve line efficiency and conveying power.Breaker is used as height
Pressure transmission system equipment, its reliable, safe operation has very important significance.
With the increase of transmission line of electricity, Transmission Cost increasingly increases, it is desirable to which transmission facility is minimized.To ensure the quality of power supply
And transmission system safe and reliable operation, the reliability requirement to equipment further improves.The increase of transmission capacity, it is desirable to which lifting is disconnected
Road device Breaking capacity, meets system requirements.Lifting breaker Breaking capacity, the arc extinction performance to arc-extinguishing chamber of circuit breaker is proposed more
Requirement high.
There are a kind of double acting arc-chutes in the prior art, in this double acting arc-chutes, the mobile meeting of moving contact by connecting rod,
Shift fork, static arc contact drive link drive static arc contact action, realize the conducting and disconnection of static arc contact and moving arcing contact.As authorized
Double acting arc-chutes of the notification number disclosed in the Chinese utility model patent of CN204905146U, including static contact component, position
The operating mechanism that moving contact component and the relative static contact component of driving moving contact component below static contact component are moved up and down,
Static contact component includes the shift fork that static arc contact, contact base and drive static arc contact are moved up and down, and shift fork is hinged by jointed shaft
On contact base, the upper end of static arc contact is fixed with connector, and one end away from static arc contact of connector rotates with shift fork and connects
Connect, the driving elongated slot movement that one end that shift fork is connected with connector can be provided with along connector drives elongated slot to be specially and left and right
The vertical vertical elongated hole in direction, the bearing of trend of vertical elongated hole and the moving direction phase that the length direction of connector is static arc contact
Vertically.Moving contact component includes moving arcing contact, the spout for being sheathed on moving arcing contact upper end and the drawing being connected with moving arcing contact lower end
Bar, pull bar is connected with corresponding operating mechanism, and spout is provided with draw bar, and one end away from above-mentioned connector of shift fork is provided with
Open slot, draw bar is provided with the drive pin coordinated with open slot pushing tow.When operating mechanism drives spout to move by pull bar,
By draw bar, drive pin, shift fork is rotated spout simultaneously, and shift fork drives static arc contact to move by connector, realizes division
Lock is operated.
In existing double acting arc-chutes, static arc contact is actually the arcing contact driven by traction piece, and traction piece is touched for arc
Head drive link, the drive connection for realizing shift fork and arcing contact.Shift fork is provided with the pushing tow projection with driving elongated slot inserting,
Shift fork around respective hinge axle rotate when, pushing tow projection pushing tow drive elongated slot with arcing contact drive link move.Because shift fork exists
Reciprocally swinging during breaking-closing operating, pushing tow projection corresponding is moved back and forth in elongated slot is driven so that drive elongated slot have with
Pushing tow projection move back and forth stroke it is corresponding driver slot section.In fact, the stroke that moves back and forth of pushing tow projection includes correspondence
The separating brake shift motion of breaker open operation and the combined floodgate shift motion of correspondence breaker closing, the two ends of driver slot section are moved in separating brake
Top, end each other on dynamic stroke and combined floodgate shift motion.Existing driving elongated slot is mutually to be hung down along with arcing contact moving direction
The vertical elongated hole that straight direction extends, the two 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 projection on arcing contact moving direction with arcing contact drive link on arcing contact moving direction
Together.When needing to improve arcing contact translational speed to improve divide-shut brake speed, the operating work of operating mechanism output can only be improved, carried
The requirement to circuit breaker operation mechanism high, the switching impulse for thus bringing is also larger, influences the reliability of equipment.
The content of the invention
It is an object of the invention to provide a kind of arcing contact drive link, to solve to be operated by improving in the prior art
Mechanism's output work improves the technical problem of arcing contact translational speed；Meanwhile, the present invention also provides a kind of using above-mentioned arcing contact
The arc-chutes of drive link arcing contact component and arc-chutes and the breaker using the arc-chutes.
To achieve the above object, the technical scheme of arcing contact drive link provided by the present invention is：A kind of arc-chutes arc
Contact drive link, including the body of rod between the shift fork of arc-chutes and arcing contact is arranged at for being driven, the body of rod be provided with for
The driving elongated slot that pushing tow projection pushing tow on the shift fork coordinates, driving elongated slot to have is used for pushing tow projection in elongated slot is driven
Move back and forth the corresponding driver slot section of stroke, driver slot section has oblique with what the body of rod bearing of trend was obliquely installed
Groove section is staggeredly arranged with the two ends for causing driver slot section on body of rod bearing of trend.
The driving elongated slot is V-shaped, and the driving elongated slot of V-arrangement has two interconnected gathering sill arms of afterbody, the driving
The two ends of groove section are arranged on two gathering sill arms correspondingly, and at least one gathering sill arm is the skewed slot with the chute section
Arm.
The two gathering sills arm is the skewed slot arm with the chute section, two gathering sill arms with the body of rod extension side
To the same side for the afterbody connectivity part that two gathering sill arms are located on perpendicular direction.
The technical scheme of the arc-chutes arcing contact component using above-mentioned arcing contact drive link provided by the present invention is：One
Plant arc-chutes arcing contact component, including arcing contact and the arcing contact drive link with arcing contact drive connection, arcing contact drive link
Including being arranged at the body of rod between the arcing contact and the shift fork of arc-chutes for being driven, the body of rod be provided with for the shift fork
On pushing tow projection pushing tow coordinate driving elongated slot, drive elongated slot have for pushing tow projection drive elongated slot in reciprocal shifting
The corresponding driver slot section of dynamic stroke, the driver slot section there is the chute section that is obliquely installed with the body of rod bearing of trend so that
The two ends for obtaining driver slot section are staggeredly arranged on body of rod bearing of trend.
The driving elongated slot is V-shaped, and the driving elongated slot of V-arrangement has two interconnected gathering sill arms of afterbody, the driving
The two ends of groove section are arranged on two gathering sill arms correspondingly, and two gathering sill arms are the skewed slot arm with the chute section,
Two gathering sill arms are located at the same of the afterbody connectivity part of two gathering sill arms on the direction perpendicular with the body of rod bearing of trend
Side.
The technical scheme of the arc-chutes using above-mentioned arcing contact component provided by the present invention is：A kind of arc-chutes, including
The quiet bearing and moving arcing contact arranged along the vertical direction, are equipped with and moving arcing contact drive connection on quiet bearing by jointed shaft
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 with arcing contact drive connection and vertically extending arcing contact drive link, set on arcing contact drive link
The driving elongated slot for having the pushing tow projection pushing tow being provided with the shift fork to coordinate, drives elongated slot to have and is driving length with pushing tow projection
The corresponding driver slot section of stroke is moved back and forth in groove, the driver slot section has the chute section being obliquely installed with above-below direction
To cause that the two ends of driver slot section are staggeredly arranged in the vertical direction, when breaking-closing operating is carried out, the two ends of driver slot section are
Corresponding top and end, pushing tow projection are in opposite direction with what the arcing contact was moved by the direction that top terminad is moved.
The driving elongated slot is V-shaped, drives elongated slot to have two interconnected gathering sill arms of afterbody, the driver slot section
Two ends are arranged on two gathering sill arms correspondingly, and at least one gathering sill arm is the skewed slot arm with the chute section, when
Pushing tow projection pushing tow projection and jointed shaft when the afterbody connectivity part of the two gathering sills arm is moved in driving elongated slot
Line is perpendicular to the above-below direction.
The two gathering sills arm is the skewed slot arm with the chute section, two gathering sill arms with the above-below direction phase
The side of the direction jointed shaft of the afterbody connectivity part is located on vertical left and right directions.
The technical scheme of the breaker using above-mentioned arc-chutes provided by the present invention 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 jointed shaft be equipped with
The shift fork of moving arcing contact drive connection, guiding movement is equipped with arcing contact component, arcing contact component along the vertical direction on quiet bearing
It is connected including arcing contact corresponding with the moving arcing contact and with arcing contact and vertically extending arcing contact is driven
Bar, arcing contact drive link is provided with the driving elongated slot that the pushing tow projection pushing tow being provided with the shift fork coordinates, and drives elongated slot tool
Have with pushing tow projection and to move back and forth the corresponding driver slot section of stroke in elongated slot is driven, driver slot section have with it is upper and lower
The chute section that direction is obliquely installed is staggeredly arranged in the vertical direction with the two ends for causing driver slot section, is carrying out breaking-closing operating
When, the two ends of driver slot section are corresponding top and end, and pushing tow projection is touched by the direction that top terminad is moved with the arc
It is in opposite direction that head is moved.
The driving elongated slot is V-shaped, drives elongated slot to have two interconnected gathering sill arms of afterbody, the driver slot section
Two ends are arranged on two gathering sill arms correspondingly, and two gathering sill arms are the skewed slot arm with the chute section, and two are oriented to
Groove arm is located at the one of the direction jointed shaft of the afterbody connectivity part on the left and right directions perpendicular with the above-below direction
Side, when pushing tow projection, when the afterbody connectivity part of the two gathering sills arm is moved in driving elongated slot, pushing tow projection is hinged with described
The line of axle is perpendicular to the above-below direction.
The beneficial effects of the invention are as follows：In arc-chutes provided by the present invention, pushing tow projection and the driving elongated slot top of shift fork
Push away cooperation, when breaking-closing operating is carried out, with the reciprocally swinging of shift fork, pushing tow projection drive elongated slot in move back and forth and then
Arcing contact drive link and arcing contact is driven to move back and forth in the vertical direction and realize divide-shut brake, because the two ends of driver slot section exist
It is staggeredly arranged on above-below direction, so, when pushing tow projection is moved to the other end by one end of driver slot section, pushing tow projection
It is inevitable in the vertical direction to there is relative displacement with arcing contact drive link, it is additionally, since when breaking-closing operating is carried out, pushing tow is convex
Post is in opposite direction with what the arcing contact was moved by the direction that top terminad is moved, and this allows for carrying out separating brake, closing a floodgate and grasp
When making, pushing tow projection in the vertical direction relative to quiet bearing displacement plus driver slot section two ends in the vertical direction between
Away from just equal to driver slot section be arcing contact drive link in the vertical direction relative to the displacement of quiet bearing, in other words, if dialled
Fork pendulum angle it is constant i.e. pushing tow projection in the vertical direction relative to the shift invariant of quiet bearing in the case of, relative to existing
The two ends of the driver slot section in technology overlap arrangement in the vertical direction, and the two 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 projection with driving elongated slot in the vertical direction, effectively improves arcing contact group
The translational speed of part, shortens branch wire time, shortens insulation setup time, improves connecting-disconnecting function.Accordingly, need not carry
During arcing contact component translational speed high, output impact can be reduced with the output work of relative reduction operating mechanism, reduces cost.
Further, drive elongated slot V-shaped, with the two gathering sill arms that afterbody is interconnected, and, pushing tow projection is driving
When being moved to the afterbody connectivity part of the two gathering sills arm in dynamic elongated slot pushing tow projection with the line of the jointed shaft perpendicular to institute
Above-below direction is stated, so can reduce whole driving elongated slot in the side perpendicular with above-below direction on the premise of ensureing to propose
The space for taking upwards.
Further, two gathering sill arms are skewed slot arm, arcing contact drive link is effectively ensured and has during divide-shut brake
There are quickreturn characteristics, improve divide-shut brake speed.
Brief description of the drawings
Fig. 1 is a kind of structural representation of embodiment of breaker provided by the present invention；
Fig. 2 is the structural representation of arcing contact drive link in Fig. 1；
Fig. 3 is arcing contact drive link and shift fork movement locus figure when breaker open operation shown in Fig. 1 is acted；
Fig. 4 is kinematic roadmap of the shift fork in the V-arrangement guide groove of arcing contact drive link when breaker open operation is acted；
Fig. 5 is arcing contact drive link and shift fork movement locus figure when breaker closing shown in Fig. 1 is acted；
Fig. 6 is kinematic roadmap of the shift fork in the V-arrangement guide groove of arcing contact drive link when breaker closing is acted；
（Arrow show moving direction of the pushing tow projection of shift fork in elongated slot is driven in Fig. 4 and Fig. 6）.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of breaker of the invention, as shown in Figures 1 to 6, the breaker in the embodiment includes cut-offfing
Partly, actuating and running part and insulated part, cut-offfing part includes conductive and contact system and arc-chutes, the present embodiment
In breaker and the difference of breaker of the prior art essentially consist in arc quenching chamber structure, other parts with it is of the prior art
Breaker structure is identical, will not be repeated here.
Arc-chutes in the present embodiment include arc-chutes sleeve pipe 1, are provided with what is arranged along the vertical direction in arc-chutes sleeve pipe 1
Quiet bearing 2 and moving contact component, moving arcing contact component include dynamic bearing 12, and dynamic bearing 12 is provided with moving contact 11, moving arcing contact
10 and corresponding spout 9, the knot of the moving contact component in the structure of moving contact component and arc-extinguishing chamber of circuit breaker of the prior art
Structure is identical, no longer excessively repeats herein.When using, moving contact component is driven to move back and forth by pull bar 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 sleeve pipe 1, in arc-chutes sleeve pipe
Spout 9 is also set with arcing contact component outside in 1, above-mentioned arcing contact component includes arcing contact 8 corresponding with moving arcing contact
And be connected with the arcing contact 8 and vertically extending arcing contact drive link 6, in fact, arcing contact drive link 6 passes through
Guiding movement is assemblied on quiet bearing guide support structure 7 along the vertical direction, and, it is hinged by jointed shaft 50 on quiet bearing
Shift fork 5 is equipped with, shift fork 5 is connected by connecting rod 3 with moving arcing contact 10, connecting rod 3 is oriented to by the connecting rod that quiet bearing is provided with
Structure 4 provides the guide and limit on above-below direction, and open slot is provided with one end towards connecting rod 3 of shift fork, connecting rod 3 be provided with
The driving bearing pin that open slot is slidably matched, pushing tow projection, corresponding, arc are provided with one end towards arcing contact drive link of shift fork
Contact drive link 6 is provided with driving elongated slot 60, and pushing tow projection coordinates with the corresponding grafting of elongated slot 60 is driven.Work as breaker operation mechanism
When driving moving contact component to move, by connecting rod, shift fork correspondence drive arc contact assembly synchronizing moving, double acting operation is realized, this
Kind double acting drive connection is essentially identical with double acting drive connection in double acting arc-chutes of the prior art, will not be repeated here.
Herein it should be noted that above-mentioned moving arcing contact is the active arcing contact driven by pull bar 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 projection pushing tow that the driving elongated slot 60 on arcing contact drive link 6 is provided with shift fork 5 is matched somebody with somebody
Close, in shift fork reciprocally swinging, pushing tow projection is moved back and forth in elongated slot 60 is driven so as to pushing tow arcing contact component is in upper and lower
Move back and forth upwards.It should be noted that the elongated slot 60 that drives herein has the reciprocal shifting with pushing tow projection in elongated slot is driven
The corresponding driver slot section of dynamic stroke, driver slot section has the chute section being obliquely installed with above-below direction to cause driver slot section
Two ends are staggeredly arranged apart from L on body of rod bearing of trend, and when breaking-closing operating is carried out, the two ends of driver slot section are the corresponding beginning
End and end, pushing tow projection are in opposite direction with what the arcing contact was moved by the direction that top terminad is moved.
In fact, driving elongated slot 60 herein is overall V-shaped, two gathering sills for driving elongated slot 60 that there is afterbody to be interconnected
Arm, respectively goes up gathering sill arm 61 and lower gathering sill arm 62, and the two ends of driver slot section are arranged in two gathering sill arms correspondingly
On, the two ends of driver slot section correspond to the upper end 610 of gathering sill arm 61 and the lower end 620 of lower gathering sill arm, two gathering sill arms
It is skewed slot arm that is with above-mentioned chute section and being in tilted layout with above-below direction.And, two gathering sill arms with above-below direction
The side of the above-mentioned jointed shaft 50 of direction of the afterbody connectivity part 63 for driving elongated slot 60 is located on perpendicular left and right directions.Need herein
It is noted that when the afterbody connectivity part 63 of above-mentioned two gathering sills arm is moved in driving elongated slot 60, pushing tow is convex when pushing tow projection
The line of post and the jointed shaft is perpendicular to above-below direction.
It should be noted that in the present embodiment, two gathering sill arms of the driving elongated slot 60 of V-arrangement are symmetrically arranged.It is above-mentioned
The two ends of driver slot section are arranged on two gathering sill arms correspondingly.And, two gathering sill arms herein are arc structure,
The transmission impact that shift fork is caused, more convenient pushing tow projection moving back and forth in elongated slot is driven can so be reduced.
In fact, move back and forth stroke of the pushing tow projection on shift fork in elongated slot is driven 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 two ends each other top 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 projection in elongated slot 60 is driven is separating brake shift motion, and now, the upper end 610 of driver slot section is the beginning
End, lower end 620 are end, pushing tow projection from top to bottom be moved to end from top, pushing tow projection is in elongated slot is driven by beginning
The direction of end terminad movement is this moving direction from bottom to top just with arcing contact drive link in separating brake from top to bottom
Conversely.Opposite, when closing operation is carried out, shift motion of the pushing tow projection in elongated slot 60 is driven is the mobile row of combined floodgate
Journey, now, the lower end 620 of driver slot section is top, upper end is 610 ends, pushing tow projection being moved to from top from bottom to top
End, the direction that pushing tow projection is moved in elongated slot is driven by top terminad is that from bottom to top, this is just driven with arcing contact
Moving direction from top to bottom of the bar when closing a floodgate is opposite.
Furthermore, it is desirable to explanation, when pushing tow projection is moved to the afterbody of above-mentioned two gathering sills arm in elongated slot 60 is driven
Pushing tow projection now, relies primarily on arc and touches with the line of the jointed shaft 50 of above-mentioned shift fork 5 perpendicular to above-below direction during connectivity part 63
The inertia of head drive link realizes transition of the pushing tow projection between two gathering sill arms.
In the present embodiment, when breaker carries out sub-switching operation, moving contact component is moved down with connecting rod 3, now, is dialled
Fork 5 swings around jointed shaft 50, and the pushing tow projection of shift fork 5 moves up pushing tow arcing contact drive link 6, the band of arcing contact drive link 6
Arcing contact 8 to move up to realize sub-switching operation.It is v-shaped structure due to driving elongated slot 60, connects in the afterbody of two gathering sill arms
When the jointed shaft 50 of shift fork is not crossed at logical place 63, the pushing tow projection of shift fork 5 is located in upper gathering sill arm 61, and is increasingly towards two and is led
Moved to the afterbody connectivity part 63 of groove arm, when shift fork 5 is swung as the perpendicular position of above-below direction, pushing tow projection is moved to
Afterbody connectivity part 63, now, mobile arcing contact drive link 6 will be continued to move up under effect of inertia so that pushing tow projection
Take advantage of a situation into lower gathering sill arm 62, shift fork continues to swing, until pushing tow projection is moved to the lower end 620 of lower gathering sill arm 62 i.e.
At the respective end position of driver slot section.
Relatively moved because pushing tow projection exists with arcing contact drive link in the vertical direction when shift fork swings, also,
Pushing tow projection relative to the moving direction of arcing contact drive link with the moving direction of arcing contact drive link conversely, this is caused, work as top
When pushing away projection in the vertical direction relative to quiet bearing displacement for S, arcing contact drive link is in the vertical direction relative to quiet
Bearing moves S+L distances, the mistake apart from the top and bottom that L is the driver slot section for driving elongated slot in the vertical direction herein
The standard width of a room in an old-style house away from.This structure causes to improve the translational speed of arcing contact in the case where operating work is not increased.Certainly, if
Under identical arcing contact translational 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, and now, shift fork is around hinge
Spindle 50 swings, and the pushing tow projection of shift fork moves down pushing tow arcing contact drive link, arcing contact drive link with arcing contact to
Lower movement is realizing closing operation.It is v-shaped structure due to driving elongated slot, shift fork is not crossed in the afterbody connectivity part of two gathering sill arms
Jointed shaft 50 when, the pushing tow projection of shift fork is located in lower gathering sill arm, and is increasingly towards the afterbody connectivity part of two gathering sill arms
Mobile, when shift fork is swung as the perpendicular position of above-below direction, pushing tow projection is moved to afterbody connectivity part, now, mobile
Arcing contact drive link will continue to move down under effect of inertia so that pushing tow projection is taken advantage of a situation into upper gathering sill arm, is dialled
Fork continues to swing, until pushing tow projection is moved at the upper end of the gathering sill arm i.e. respective end position of driver slot section.
Relatively moved because pushing tow projection exists with arcing contact drive link in the vertical direction when shift fork swings, also,
Pushing tow projection relative to the moving direction of arcing contact drive link with the moving direction of arcing contact drive link conversely, this is caused, work as top
When pushing away projection in the vertical direction relative to quiet bearing displacement for S, arcing contact drive link is in the vertical direction relative to quiet
Bearing moves S+L distances, herein be two ends the staggering in the vertical direction of driver slot section for driving elongated slot apart from L between
Away from.This structure causes, in the case where operating work is not increased, to improve arcing contact combined floodgate translational speed.
In the present embodiment, by make on arcing contact drive link driving elongated slot driver slot section two ends in the vertical direction
It is staggeredly arranged, improves translational speed of the arcing contact component in divide-shut brake, shorten insulation setup time, improves and cut-off energy
Power.The requirement of identical speed is small, reduces the requirement to mechanism's output speed and operating work, reduces production cost.
In the present embodiment, driving elongated slot is v-shaped structure, and two gathering sill arms are arranged symmetrically, and in other embodiments, also may be used
So that one of gathering sill arm is the straight trough arm vertical with above-below direction, another groove arm is in tilted layout with above-below direction
Skewed slot arm, it is only necessary to so that the two ends of driver slot section are staggeredly arranged in the vertical direction, and, carrying out breaking-closing operating
When, the two ends of driver slot section are corresponding top and end, and pushing tow projection is touched by the direction that top terminad is moved with the arc
It is in opposite direction that head is moved.
Certainly, in other embodiments, driving elongated slot can be also made to be to be in tilted layout to cause with the body of rod bearing of trend
The inclination elongated slot that the two ends of the driver slot section are staggeredly arranged, drives elongated slot in the vertical direction positioned at the one of the jointed shaft
Side.So, in fact, being swung in shift fork during driving arcing contact drive link to move, elongated slot is driven and not across shift fork
Jointed shaft.
In the present embodiment, two gathering sill arms of V-arrangement are circular arc, and in other embodiments, two gathering sill arms can also be
Along linearly extended skewed slot arm, only it is noted that the transition of afterbody 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 reality
The structure for applying arc-chutes in example is identical, will not be repeated here.
The present invention also provides a kind of embodiment of arc-chutes arcing contact component, the knot of the arcing contact component in the embodiment
Structure is identical with the structure of the arcing contact component in above-mentioned breaker embodiment, will not be repeated here.
The present invention also provides a kind of embodiment of arc-chutes arcing contact drive link, the arcing contact drive link in the embodiment
Structure it is identical with the structure of the arcing contact drive link in above-mentioned breaker embodiment, will not be repeated here.
It should be noted that the bearing of trend 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：Shift fork and arc including being arranged at arc-chutes for being driven
The body of rod between contact, the body of rod be provided with for the shift fork on pushing tow projection pushing tow coordinate driving elongated slot, drive length
Groove has for moving back and forth the corresponding driver slot section of stroke, the driver slot section tool in elongated slot is driven with pushing tow projection
Stagger on body of rod bearing of trend at the two ends for having the chute section being obliquely installed with the body of rod bearing of trend to cause driver slot section
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 two ends that the driving elongated slot of shape has two interconnected gathering sill arms of afterbody, the driver slot section are arranged in two correspondingly
On gathering sill arm, at least one gathering sill 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 gathering sills arm is tool
There is the skewed slot arm of the chute section, two gathering sill arms are located at two gathering sills on the direction perpendicular with the body of rod bearing of trend
The same side of the afterbody connectivity part of arm.
4. a kind of arc-chutes arcing contact component, it is characterised in that：The arcing contact being connected including arcing contact and with arcing contact
Drive link, arcing contact drive link is included for being driven the body of rod being arranged between the arcing contact and the shift fork of arc-chutes, the body of rod
Be provided with for the shift fork on pushing tow projection pushing tow coordinate driving elongated slot, drive elongated slot have be used for and pushing tow projection
The corresponding driver slot section of stroke is moved back and forth in elongated slot is driven, the driver slot section has and the body of rod bearing of trend
The chute section being obliquely installed is staggeredly arranged with the two ends for causing driver slot section on body of rod bearing of trend.
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 there are two interconnected gathering sill arms of afterbody, the two ends of the driver slot section are one-to-one to be arranged in two and leads
To on groove arm, two gathering sill arms are the skewed slot arm with the chute section, two gathering sill arms with the body of rod bearing of trend
The same side of the afterbody connectivity part of two gathering sill arms is located 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
Jointed shaft is equipped with the shift fork being 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 includes arcing contact corresponding with the moving arcing contact and is connected and vertically extending with arcing contact
Arcing contact drive link, it is long that arcing contact drive link is provided with the driving that the pushing tow projection pushing tow that is provided with the shift fork coordinates
Groove, drives elongated slot to have and moves back and forth the corresponding driver slot section of stroke, the driving in elongated slot is driven with pushing tow projection
The two ends that groove section has the chute section being obliquely installed with above-below direction to cause driver slot section are staggeredly arranged in the vertical direction,
When carrying out breaking-closing operating, the two ends of driver slot section are corresponding top and end, and pushing tow projection is moved by top terminad
Direction is in opposite direction with what the arcing contact was moved.
7. arc-chutes according to claim 6, it is characterised in that：The driving elongated slot is V-shaped, drives elongated slot to have afterbody
Two interconnected gathering sill arms, the two ends of the driver slot section are arranged on two gathering sill arms correspondingly, and at least one
Gathering sill arm is the skewed slot arm with the chute section, when pushing tow projection is moved to the two gathering sills arm in elongated slot is driven
During afterbody connectivity part pushing tow projection with the line of the jointed shaft perpendicular to the above-below direction.
8. arc-chutes according to claim 7, it is characterised in that：The two gathering sills arm is with the chute section
Skewed slot arm, two gathering sill arms are on the left and right directions perpendicular with the above-below direction positioned at the afterbody connectivity part towards institute
State the side of jointed shaft.
9. a kind of breaker, it is characterised in that：Including arc-chutes and operating mechanism, arc-chutes are quiet including what is arranged along the vertical direction
Bearing and moving arcing contact, are equipped with the shift fork being connected with moving arcing contact, along upper on quiet bearing on quiet bearing by jointed shaft
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
Contact is connected and vertically extending arcing contact drive link, and arcing contact drive link is provided with and is provided with the shift fork
Pushing tow projection pushing tow coordinate driving elongated slot, drive elongated slot have with pushing tow projection drive elongated slot in move back and forth stroke
Corresponding driver slot section, the driver slot section has the chute section being obliquely installed with above-below direction to cause the two of driver slot section
End is staggeredly arranged in the vertical direction, and when breaking-closing operating is carried out, the two ends of driver slot section are corresponding top and end, top
Push away projection in opposite direction with what the arcing contact was moved by direction that top terminad is moved.
10. breaker according to claim 9, it is characterised in that：The driving elongated slot is V-shaped, drives elongated slot to have tail
Two interconnected gathering sill arms of portion, the two ends of the driver slot section are arranged on two gathering sill arms correspondingly, and two are oriented to
Groove arm is the skewed slot arm with the chute section, and two gathering sill arms are upper in the left and right directions perpendicular with the above-below direction
In the side of the direction jointed shaft of the afterbody connectivity part, when pushing tow projection is moved to two guiding in elongated slot is driven
During the afterbody connectivity part of groove arm pushing tow projection with the line of the jointed shaft perpendicular to the above-below direction.
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 true CN106710948A (en) | 2017-05-24 |
| CN106710948B CN106710948B (en) | 2018-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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| Country | Link |
|---|---|
| CN (1) | CN106710948B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614730A (en) * | 2020-12-09 | 2021-04-06 | 平高集团有限公司 | Double-acting arc extinguish chamber transmission structure |
| CN112635231A (en) * | 2020-10-21 | 2021-04-09 | 平高集团有限公司 | Double-acting arc extinguish chamber of circuit breaker and circuit breaker using same |
| CN112908771A (en) * | 2020-11-26 | 2021-06-04 | 平高集团有限公司 | Circuit breaker and arc extinguish chamber thereof |
Citations (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 |
| US20120261383A1 (en) * | 2009-12-04 | 2012-10-18 | 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 |
-
2017
- 2017-02-10 CN CN201710074162.3A patent/CN106710948B/en active Active
Patent Citations (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 |
| US20120261383A1 (en) * | 2009-12-04 | 2012-10-18 | 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 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112635231A (en) * | 2020-10-21 | 2021-04-09 | 平高集团有限公司 | Double-acting arc extinguish chamber of circuit breaker and circuit breaker using same |
| 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 |
| CN112908771A (en) * | 2020-11-26 | 2021-06-04 | 平高集团有限公司 | Circuit breaker and arc extinguish chamber thereof |
| CN112908771B (en) * | 2020-11-26 | 2023-02-17 | 平高集团有限公司 | Circuit breaker and arc extinguish chamber thereof |
| CN112614730A (en) * | 2020-12-09 | 2021-04-06 | 平高集团有限公司 | Double-acting arc extinguish chamber transmission structure |
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| Publication number | Publication date |
|---|---|
| CN106710948B (en) | 2018-10-26 |
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