CN108417431B - A kind of high-voltage switch gear and disconnecting link, conductive tube assembly - Google Patents
A kind of high-voltage switch gear and disconnecting link, conductive tube assembly Download PDFInfo
- Publication number
- CN108417431B CN108417431B CN201810260677.7A CN201810260677A CN108417431B CN 108417431 B CN108417431 B CN 108417431B CN 201810260677 A CN201810260677 A CN 201810260677A CN 108417431 B CN108417431 B CN 108417431B
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- spring
- lock cushioning
- splitting lock
- combined floodgate
- pull rod
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- 239000000872 buffer Substances 0.000 claims abstract description 89
- 238000003825 pressing Methods 0.000 claims description 30
- 230000000694 effects Effects 0.000 claims description 24
- 230000003139 buffering effect Effects 0.000 claims description 22
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 2
- 230000001934 delay Effects 0.000 claims 1
- 230000003111 delayed effect Effects 0.000 claims 1
- 230000003116 impacting effect Effects 0.000 abstract 1
- 230000004323 axial length Effects 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000003796 beauty Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/54—Lever switches with blade-type contact co-operating with one or two spring-clip contacts, e.g. knife switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/18—Movable parts; Contacts mounted thereon
- H01H21/36—Driving mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to a kind of high-voltage switch gear and disconnecting links, conductive tube assembly.High-voltage switch gear includes disconnecting link, disconnecting link includes lower contact tube and pull rod, rod outer sleeve is equipped with balancing spring, combined floodgate buffer spring and splitting lock cushioning spring are also arranged on pull rod, the lower Stop structure of combined floodgate is connected on lower contact tube, the upper Stop structure of combined floodgate is connected on pull rod, on combined floodgate buffer spring and combined floodgate, there is interval between at least one of lower Stop structure, the interval constitutes combined floodgate idle stroke, Stop structure on separating brake is connected on lower contact tube, Stop structure under separating brake is connected on pull rod, on splitting lock cushioning spring and separating brake, there is interval between at least one of lower Stop structure, the interval constitutes separating brake idle stroke.Combined floodgate buffer spring buffers pull rod in combined floodgate back segment, splitting lock cushioning spring buffers backward stick action in pull rod separating brake back segment, it avoids mechanism larger because impacting due to causes acutely to shake, improve the stationarity and reliability of product movement, increase mechanism service life.
Description
Technical field
The present invention relates to high-voltage switch gear fields, and in particular to a kind of high-voltage switch gear and disconnecting link, conductive tube assembly.
Background technique
Currently, the collapsible high voltage isolator of single armed is since its through-current capability is strong, mechanical life is long, arrangement is flexible etc.
Feature is widely used in high-voltage testing room.In the collapsible high voltage isolator of single armed, divide-shut brake movement is realized
Primary structure be disconnecting link, the structure of disconnecting link generally comprises the pedestal set gradually from bottom to top, lower contact tube and upper conduction
Pipe, for example, an Authorization Notice No. is CN201387837Y, entitled column horizontal retractable outdoor three-phase high voltage exchange isolation
The Chinese patent of switch discloses a kind of disconnecting link structure, including pedestal, is hinged with lower contact tube on pedestal, lower contact tube it is upper
End is connected with contact tube, and lower conducting rod is internally provided with ratch, balancing spring, and end is provided with gear-box, under ratch
End is hinged on the base, and the upper end teeth portion of ratch is meshed with the rotation of sliding tooth wheel with the gear in gear-box, upper contact tube and
Gear connection, the both ends of balancing spring are respectively acting on lower contact tube and ratch.In actual use, when combined floodgate, under
Contact tube driven-mechanism drives to lower swing, and internal ratch moves relatively downward in its swing process, and compression is flat
Weigh spring, and part energy is stored in balancing spring, and when separating brake, lower contact tube is swung up, balancing spring release can, auxiliary
Lower contact tube is swung up, and in said structure, balancing spring storage energy, when separating brake when closing a floodgate releases energy, with balance
Lower contact tube upward pendulum and when to lower swing gravitional force variation, still, the structure in actual use the shortcomings that be: In
Separating brake back segment and combined floodgate back segment, when upper and lower contact tube wobbling action closes to an end, upper and lower contact tube becomes quiet from motion state
Only state, mechanism will receive biggish impact, generate disconnecting link and acutely shake, so that the service life of disconnecting link and its contact tube is big
It is big to reduce, need it is frequent it is overhauled and is replaced, therefore increase the cost used.
Summary of the invention
The height buffered can be acted to disconnecting link in separating brake back segment and combined floodgate back segment the purpose of the present invention is to provide a kind of
It compresses switch；The object of the invention is also to provide disconnecting link used in a kind of above-mentioned high-voltage switch gear and conductive tube assemblies.
To achieve the above object, a kind of technical solution of high-voltage switch gear of the present invention is: a kind of high-voltage switch gear, including disconnecting link with
And the driving mechanism of driving disconnecting link movement, the disconnecting link includes pedestal, lower contact tube and upper contact tube, in the lower contact tube
It is provided with pull rod, rod outer sleeve is equipped with both ends and is respectively acting on the balancing spring on lower contact tube and pull rod, is also arranged on pull rod
There are combined floodgate buffer spring and splitting lock cushioning spring, the conjunction with the press cooperation of the lower end of combined floodgate buffer spring is connected on lower contact tube
Stop structure under lock, be connected on pull rod with Stop structure on the combined floodgate of the upper end of combined floodgate buffer spring press cooperation, close a floodgate slow
Rush spring has interval between at least one of the upper and lower Stop structure that closes a floodgate, which constitutes combined floodgate idle stroke, lower conduction
Be connected on pipe with Stop structure on the separating brake of the upper end of splitting lock cushioning spring press cooperation, be connected on pull rod and splitting lock cushioning
Stop structure, splitting lock cushioning spring and at least one in the upper and lower Stop structure of separating brake under the separating brake of the lower end press cooperation of spring
There is interval, which constitutes separating brake idle stroke between a.
The high-voltage switch gear, by combined floodgate buffer spring being arranged in lower contact tube to delay in combined floodgate back segment to pull rod
Punching, is arranged splitting lock cushioning spring to buffer in pull rod separating brake back segment to backward stick action, not shadow during pull rod divide-shut brake
Backward stick action is rung, and back segment can be moved in pull rod and pull rod is buffered, is not only solved in separating brake back segment and combined floodgate back segment, because
Mechanical shocks it is larger and caused by mechanism acutely shake, mechanism service life reduces, use cost the problem of increasing, and manufactures
Cost, structure is simple, and splitting lock cushioning spring, combined floodgate buffer spring, balancing spring are sealed in together in lower contact tube, the Beauty
It sees, good seal performance.
There are two the splitting lock cushioning springs above and is successively nested together.Splitting lock cushioning spring is provided with two or more,
Cushion effect is can be provided when improving separating brake.
The length of multiple splitting lock cushioning springs is not equal successively to match with the upper and lower Stop structure press of separating brake in buffering course
Close and then step up cushion effect.The length of multiple splitting lock cushioning springs differs, and in buffering, longer splitting lock cushioning spring is first
Mechanism action is buffered with separating brake upper and lower Stop structure press cooperation, after buffering a distance, shorter splitting lock cushioning bullet
Spring cooperates with the upper and lower Stop structure press of separating brake again, buffers together with longer splitting lock cushioning spring to mechanism action, from
And in entire buffering course, cushion effect is stepped up, avoids providing too big cushion effect quickly and mechanism is caused to impact.
In two neighboring splitting lock cushioning spring, the separating brake positioned at outside is greater than positioned at the length of the splitting lock cushioning spring of inside
The length of buffer spring, or the length of the splitting lock cushioning spring positioned inside are less than the length for being located at the splitting lock cushioning spring in outside
Degree.
Guiding is equipped with pressing plate on the pull rod, the pressing plate Stop structure block limit that the upside of pressing plate is arranged on pull rod
The upper end press of position, downside and splitting lock cushioning spring cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.Setting pressure
Plate makes splitting lock cushioning spring have certain pre compressed magnitude, on the one hand, can just start under press in splitting lock cushioning both ends of the spring
Larger cushion effect just can be provided when contact tube and pull rod, on the other hand, axial space needed for reducing the installation of splitting lock cushioning spring,
And then reduce the axial length of conductive tube assembly.
One of them is located at the top of balancing spring for the combined floodgate buffer spring and splitting lock cushioning spring, another is located at flat
The lower section of weighing apparatus spring.
The splitting lock cushioning spring is located at the lower section of balancing spring, be provided on lower contact tube for under balancing spring
The lower press structure of end press cooperation, the lower end of the lower press structure and the upper end press cooperation of combined floodgate buffer spring constitute institute
Stop structure on separating brake is stated, which designs the amount of parts that can reduce conductive tube assembly, makes the structure of conductive tube assembly
It is simpler.
To achieve the above object, a kind of technical solution of disconnecting link of the present invention is: a kind of disconnecting link, including pedestal, lower contact tube
And upper contact tube, pull rod is provided in the lower contact tube, rod outer sleeve is equipped with both ends and is respectively acting on lower contact tube and drawing
Balancing spring on bar is also arranged with combined floodgate buffer spring and splitting lock cushioning spring on pull rod, is connected with and closes on lower contact tube
The lower end of lock buffer spring presses Stop structure under the combined floodgate cooperated, is connected on pull rod and the upper end of combined floodgate buffer spring presses
Stop structure on the combined floodgate of cooperation has interval between combined floodgate buffer spring and at least one of the upper and lower Stop structure that closes a floodgate,
The interval constitutes combined floodgate idle stroke, is connected on lower contact tube and block on the separating brake of the upper end of splitting lock cushioning spring press cooperation
Structure, be connected on pull rod with Stop structure under the separating brake of the lower end of splitting lock cushioning spring press cooperation, splitting lock cushioning spring with
There is interval, which constitutes separating brake idle stroke between at least one of upper and lower Stop structure of separating brake.
The disconnecting link, by lower contact tube be arranged combined floodgate buffer spring to be buffered in combined floodgate back segment to pull rod,
Splitting lock cushioning spring is set to buffer in pull rod separating brake back segment to backward stick action, does not influence to draw during pull rod divide-shut brake
Bar movement, and back segment can be moved in pull rod and pull rod is buffered, it not only solves in separating brake back segment and combined floodgate back segment, because of mechanism
Impact it is larger and caused by mechanism acutely shake, mechanism service life reduces, use cost the problem of increasing, and manufacture at
This, structure is simple, and splitting lock cushioning spring, combined floodgate buffer spring, balancing spring are sealed in together in lower contact tube, handsome in appearance,
Good seal performance.
There are two the splitting lock cushioning springs above and is successively nested together.Splitting lock cushioning spring is provided with two or more,
Cushion effect is can be provided when improving separating brake.
The length of multiple splitting lock cushioning springs is not equal successively to match with the upper and lower Stop structure press of separating brake in buffering course
Close and then step up cushion effect.The length of multiple splitting lock cushioning springs differs, and in buffering, longer splitting lock cushioning spring is first
Mechanism action is buffered with separating brake upper and lower Stop structure press cooperation, after buffering a distance, shorter splitting lock cushioning bullet
Spring cooperates with the upper and lower Stop structure press of separating brake again, buffers together with longer splitting lock cushioning spring to mechanism action, from
And in entire buffering course, cushion effect is stepped up, avoids providing too big cushion effect quickly and mechanism is caused to impact.
In two neighboring splitting lock cushioning spring, the separating brake positioned at outside is greater than positioned at the length of the splitting lock cushioning spring of inside
The length of buffer spring, or the length of the splitting lock cushioning spring positioned inside are less than the length for being located at the splitting lock cushioning spring in outside
Degree.
Guiding is equipped with pressing plate on the pull rod, the pressing plate Stop structure block limit that the upside of pressing plate is arranged on pull rod
The upper end press of position, downside and splitting lock cushioning spring cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.Setting pressure
Plate makes splitting lock cushioning spring have certain pre compressed magnitude, on the one hand, can just start under press in splitting lock cushioning both ends of the spring
Larger cushion effect just can be provided when contact tube and pull rod, on the other hand, axial space needed for reducing the installation of splitting lock cushioning spring,
And then reduce the axial length of conductive tube assembly.
One of them is located at the top of balancing spring for the combined floodgate buffer spring and splitting lock cushioning spring, another is located at flat
The lower section of weighing apparatus spring.
The splitting lock cushioning spring is located at the lower section of balancing spring, be provided on lower contact tube for under balancing spring
The lower press structure of end press cooperation, the lower end of the lower press structure and the upper end press cooperation of combined floodgate buffer spring constitute institute
Stop structure on separating brake is stated, which designs the amount of parts that can reduce conductive tube assembly, makes the structure of conductive tube assembly
It is simpler.
To achieve the above object, a kind of technical solution of conductive tube assembly of the present invention is: a kind of conduction tube assembly, including under
Contact tube, pull rod is provided in the lower contact tube, and rod outer sleeve is equipped with both ends and is respectively acting on lower contact tube and pull rod
Balancing spring is also arranged with combined floodgate buffer spring and splitting lock cushioning spring on pull rod, is connected on lower contact tube and buffers with closing a floodgate
The lower end of spring presses Stop structure under the combined floodgate cooperated, is connected on pull rod and the upper end of combined floodgate buffer spring presses cooperation
Stop structure on combined floodgate has interval, the interval between combined floodgate buffer spring and at least one of the upper and lower Stop structure that closes a floodgate
Combined floodgate idle stroke is constituted, Stop structure on the separating brake cooperated with the press of the upper end of splitting lock cushioning spring is connected on lower contact tube,
It is connected on pull rod and Stop structure, splitting lock cushioning spring and separating brake under the separating brake of the lower end of splitting lock cushioning spring press cooperation
There is interval, which constitutes separating brake idle stroke between at least one of upper and lower Stop structure.
The conduction tube assembly, by combined floodgate buffer spring being arranged in lower contact tube to carry out in combined floodgate back segment to pull rod
Splitting lock cushioning spring is arranged to buffer in pull rod separating brake back segment to backward stick action, during pull rod divide-shut brake not in buffering
Backward stick action is influenced, and back segment can be moved in pull rod and pull rod is buffered, is not only solved in separating brake back segment and combined floodgate back segment,
The problem of mechanism caused by due to mechanical shocks are larger acutely shakes, and mechanism service life reduces, use cost increases, and make
This is caused, structure is simple, and splitting lock cushioning spring, combined floodgate buffer spring, balancing spring are sealed in together in lower contact tube, the Beauty
It sees, good seal performance.
There are two the splitting lock cushioning springs above and is successively nested together.Splitting lock cushioning spring is provided with two or more,
Cushion effect is can be provided when improving separating brake.
The length of multiple splitting lock cushioning springs is not equal successively to match with the upper and lower Stop structure press of separating brake in buffering course
Close and then step up cushion effect.The length of multiple splitting lock cushioning springs differs, and in buffering, longer splitting lock cushioning spring is first
Mechanism action is buffered with separating brake upper and lower Stop structure press cooperation, after buffering a distance, shorter splitting lock cushioning bullet
Spring cooperates with the upper and lower Stop structure press of separating brake again, buffers together with longer splitting lock cushioning spring to mechanism action, from
And in entire buffering course, cushion effect is stepped up, avoids providing too big cushion effect quickly and mechanism is caused to impact.
In two neighboring splitting lock cushioning spring, the separating brake positioned at outside is greater than positioned at the length of the splitting lock cushioning spring of inside
The length of buffer spring, or the length of the splitting lock cushioning spring positioned inside are less than the length for being located at the splitting lock cushioning spring in outside
Degree.
Guiding is equipped with pressing plate on the pull rod, the pressing plate Stop structure block limit that the upside of pressing plate is arranged on pull rod
The upper end press of position, downside and splitting lock cushioning spring cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.Setting pressure
Plate makes splitting lock cushioning spring have certain pre compressed magnitude, on the one hand, can just start under press in splitting lock cushioning both ends of the spring
Larger cushion effect just can be provided when contact tube and pull rod, on the other hand, axial space needed for reducing the installation of splitting lock cushioning spring,
And then reduce the axial length of conductive tube assembly.
One of them is located at the top of balancing spring for the combined floodgate buffer spring and splitting lock cushioning spring, another is located at flat
The lower section of weighing apparatus spring.
The splitting lock cushioning spring is located at the lower section of balancing spring, be provided on lower contact tube for under balancing spring
The lower press structure of end press cooperation, the lower end of the lower press structure and the upper end press cooperation of combined floodgate buffer spring constitute institute
Stop structure on separating brake is stated, which designs the amount of parts that can reduce conductive tube assembly, makes the structure of conductive tube assembly
It is simpler.
Detailed description of the invention
Fig. 1 is the structure chart of disconnecting link in the specific embodiment of high-voltage switch gear of the invention；
Fig. 2 is the cross-sectional view of lower contact tube and its internal structure in the specific embodiment of high-voltage switch gear of the invention；
In figure: 1, pedestal；3, lower contact tube；4, gear-box；5, upper contact tube；6, pull rod；7, Stop structure under separating brake；8,
Splitting lock cushioning spring；9, sealing plate；10, pressing plate；11, pressing sleeve；12, lower press structure；13, balancing spring；14, power swivel nut is stored；15,
Store power adjusting nut；16, close a floodgate lower Stop structure；17, combined floodgate buffer spring；18, combined floodgate swivel nut；19, combined floodgate adjusting nut.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
The specific embodiment of high-voltage switch gear of the invention, the driving mechanism including disconnecting link and driving disconnecting link movement are described
The specific structure of disconnecting link is as shown in Figure 1 to Figure 2, including pedestal 1, and lower contact tube 3, the top of lower contact tube 3 are hinged on pedestal 1
It is connected with contact tube 5, wherein be provided with gear-box 4 between upper contact tube 5 and lower contact tube 3, be arranged in gear-box 4 with teeth
It takes turns, pull rod 6 is installed in lower contact tube 3, the upper end of pull rod 6 is provided with the teeth portion engaged with the gear in gear-box 4, upper conduction
Pipe 5 is connect to realize and swing in gear rotation process with the gear in gear-box 4.
The inside specific structure of the lower contact tube 3 as shown in Fig. 2, include the balancing spring 13 for being set in 6 middle part of pull rod,
The lower press structure with the press cooperation of the lower end of balancing spring 13 is arranged on pull rod 6 at the lower end position of balancing spring 13
12, lower press structure 12 is fixedly connected with lower contact tube 3, is fixedly installed at the upper end position of balancing spring 13 on pull rod 6
Upper press component, upper press component include the storage power swivel nut 14 fixed with pull rod 6 and are threaded on storage power swivel nut 14
Power adjusting nut 15 is stored, the upper end for storing power adjusting nut 15 and balancing spring 13 presses cooperation.
Combined floodgate buffer spring 17 is arranged in the top of balancing spring 13 on pull rod 6, in combined floodgate buffer spring 17 on pull rod 6
Top position at be fixedly installed the upper Stop structure of combined floodgate, Stop structure includes the combined floodgate swivel nut with the fixation of pull rod 6 on combined floodgates
18 and the combined floodgate adjusting nut 19 that is threaded on combined floodgate swivel nut 18, in the lower orientation of combined floodgate buffer spring 17 on pull rod 6
The place of setting is arranged with the lower Stop structure 16 of combined floodgate, and Stop structure 16 is fixedly connected with lower contact tube 3 under the combined floodgate, combined floodgate buffering elastic
There is interval between at least one of Stop structure 16 under spring 17 and close a floodgate upper Stop structure and combined floodgate, which constitutes combined floodgate
Idle stroke of the buffer spring 17 between the upper and lower Stop structure that closes a floodgate, at the end of pull rod 6 closes a floodgate movement a period of time soon
Just the movement of pull rod 6 is buffered.The internal structure that pull rod 6 is in closing position contact tube 3 at present is shown in structure in Fig. 2
Figure, at this point, the both ends of combined floodgate buffer spring 17 are contacted with Stop structure 16 under close a floodgate upper Stop structure and combined floodgate, do not show its with
Interval between the two.
Splitting lock cushioning spring 8, the lower top of 13 lower end of balancing spring setting are arranged in the lower section of balancing spring 13 on pull rod 6
Laminated structure 12 constitutes Stop structure on the separating brake of splitting lock cushioning spring 8, is fixed on pull rod 6 in the lower end of splitting lock cushioning spring 8
Stop structure 7 under separating brake, in addition, two splitting lock cushioning springs 8 are successively nested together there are two splitting lock cushioning springs 8, wherein
It is greater than the length of the splitting lock cushioning spring positioned at outside positioned at the length of the splitting lock cushioning spring of inside, in buffering course,
Longer splitting lock cushioning spring first buffers mechanism action with the upper and lower Stop structure press cooperation of separating brake, buffer one section away from
Cooperate again with the upper and lower Stop structure press of separating brake from rear, shorter splitting lock cushioning spring, together with longer splitting lock cushioning spring
Mechanism action is buffered, to step up cushion effect in entire buffering course, avoids providing too big buffering quickly
Power causes to impact to mechanism.In addition, also guiding is equipped with pressing plate 10, the pressure that the upside of pressing plate 10 is arranged on pull rod 6 on pull rod 6
The limit of plate Stop structure block, the pressing plate Stop structure is the pressing sleeve 11 being fixed on pull rod 6, the downside and position of pressing plate
Cooperate in the upper end press of the splitting lock cushioning spring 8 of inside so that the splitting lock cushioning spring 8 has certain pre compressed magnitude.At this
In embodiment, there is interval between Stop structure (i.e. lower to press structure 12) on the upper end of splitting lock cushioning spring 8 and separating brake, between being somebody's turn to do
Every constituting one section idle stroke of the splitting lock cushioning spring 8 between the upper and lower Stop structure of separating brake, to move one section in 6 separating brake of pull rod
Time just buffers the movement of pull rod 6 at the end of soon.In other embodiments, splitting lock cushioning spring 8 can with upper end with point
Stop structure contacts on lock, and the interval of Stop structure 7 is arranged under lower end and separating brake, which constitutes separating brake idle stroke, alternatively, separating brake
The middle part of buffer spring 8 is fixed with pull rod, all has interval between upper and lower ends and the upper and lower Stop structure of separating brake, the two
Every composition separating brake idle stroke.
In said structure, lower contact tube and its internal pull rod being arranged, balancing spring, combined floodgate buffer spring, separating brake
Buffer spring and its connection structure collectively form conductive tube assembly.On corresponding upper Stop structure and the upper top of closing a floodgate on lower contact tube
It presses and is provided with the adjusting mouth that its internal structure is adjusted for operator at the position of component, adjust the outside of mouth by sealing plate
9 block.
In actual use, when combined floodgate, the driving of 6 driven-mechanism of pull rod descend contact tube 3 downwards to the disconnecting link relatively
Mobile, under the teeth portion of 6 upper end of pull rod and the cooperation of 4 middle gear of gear-box, contact tube 5, which is swung up, in drive closes a floodgate, this
When, balancing spring 13 is compressed, on the combined floodgate at the both ends of combined floodgate buffer spring 17 Stop structure and close a floodgate lower Stop structure 16 it
Between distance be greater than the length of combined floodgate buffer spring 17, combined floodgate buffer spring 17 is in idle stroke, combined floodgate buffer spring 17 not by
Power, when combined floodgate will close a floodgate to a certain degree to be completed, 17 both ends of combined floodgate buffer spring and close a floodgate upper Stop structure and combined floodgate lower block
The only press of structure 16 cooperation, combined floodgate buffer spring 17 is compressed, to buffer to the movement of pull rod 6.
When separating brake, the driving of 6 driven-mechanism of pull rod descends contact tube 3 to move up relatively, the teeth portion and gear of 6 upper end of pull rod
Under the cooperation of 4 middle gear of case, contact tube 5 carries out separating brake to lower swing in drive, at this point, balancing spring 13 is still compressed, separating brake
The distance between Stop structure 7 is greater than splitting lock cushioning spring 8 under Stop structure and separating brake on the separating brake at the both ends of buffer spring 8
Length, splitting lock cushioning spring 8 are in idle stroke, will not move to pull rod 6 and generate active force, when separating brake is to a certain degree i.e. by separating brake
When completion, Stop structure (i.e. the lower press structure 12 of 13 lower end of balancing spring) and conjunction on 8 both ends of splitting lock cushioning spring and separating brake
The press of Stop structure 16 cooperation under lock, pushes the pressing plate 10 of 17 upper end of combined floodgate buffer spring to squeeze combined floodgate buffer spring 17, closes a floodgate
Buffer spring 17 is further compressed, and the resilient force that combined floodgate buffer spring 17 generates at this time is in lower contact tube 3 and pull rod 6
On, the movement of pull rod 6 is buffered.
It is described conduction tube assembly, by lower contact tube 3 be arranged combined floodgate buffer spring 17 in combined floodgate back segment to pull rod
It is buffered, splitting lock cushioning spring 8 is set to buffer in 6 separating brake back segment of pull rod to the movement of pull rod 6, in pull rod divide-shut brake mistake
Backward stick action is not influenced in journey, and can move back segment in pull rod and pull rod is buffered, and is not only solved in separating brake back segment and conjunction
Lock back segment, due to mechanical shocks are larger caused by mechanism acutely shake, mechanism service life reduces, asking of increasing of use cost
Topic, and manufacturing cost, structure is simple, and splitting lock cushioning spring 8, combined floodgate buffer spring 17, balancing spring 13 are sealed in down together
In contact tube 3, handsome in appearance, good seal performance.It, can be with moreover, combined floodgate buffer spring stores power in combined floodgate back segment buffering course
It releases energy power-assisted separating brake at separating brake initial stage, splitting lock cushioning spring stores power in separating brake back segment buffering course, can close a floodgate just
Phase release energy power-assisted combined floodgate.
In addition, can be provided cushion effect, and two points when improving separating brake there are two the settings of splitting lock cushioning spring 8
The length of lock buffer spring 8 differs, and to step up cushion effect in buffering, avoids providing too big cushion effect quickly to mechanism
It causes to impact.
In the above-described embodiments, Stop structure under Stop structure, separating brake, Stop structure, combined floodgate lower block on combined floodgate on separating brake
Only structure, pressing plate Stop structure, lower press structure etc. are made of the stop part with pull rod or lower contact tube releasable connection, at it
In his embodiment, these structures can also be made of the shaft shoulder or internal projecting ring being arranged on pull rod or lower contact tube.
In above-mentioned all embodiments, there are two the quantity of splitting lock cushioning spring, in other embodiments, no matter each gear
Only how structure or press structure are arranged, and the quantity of splitting lock cushioning spring can be adjusted according to actual needs, can be set
One, three, four etc., and its length can be all the same, alternatively, wherein several identical, in addition several differences, or difference
Deng in terms of its location arrangements, in addition in multiple splitting lock cushioning springs, the length positioned at the splitting lock cushioning spring of inside is greater than position
It is outside one's consideration, is also can be set into multiple splitting lock cushioning springs in the length of the splitting lock cushioning spring in outside, the separating brake positioned inside
The length of buffer spring is less than the length of the splitting lock cushioning spring positioned at outside.Or be arranged to, in multiple splitting lock cushioning springs
In, the existing length positioned inside is greater than the length positioned at outside, also has the length positioned inside to be less than the length positioned at outside
Degree.
In above-mentioned all embodiments, pressing plate is provided with above splitting lock cushioning spring has splitting lock cushioning spring centainly
Pre compressed magnitude, on the one hand, can in the case where 8 both ends of splitting lock cushioning spring have just started press contact tube 3 and when pull rod 6 just can provide
On the other hand larger cushion effect reduces splitting lock cushioning spring 8 and installs required axial space, and then reduce conductive tube assembly
Axial length.In other embodiments, no matter how splitting lock cushioning spring or each Stop structure, press structure are arranged, and do not examine
If considering installation space and cushion effect, it can be not provided with pressing plate, pre compressed magnitude is not arranged to splitting lock cushioning spring.
In above-mentioned all embodiments, combined floodgate buffer spring is located at the top of balancing spring, and splitting lock cushioning spring is located at flat
The lower section of weighing apparatus spring, primarily to the lower press structure of balancing spring lower end is enable to constitute block on splitting lock cushioning spring separating brake
Structure makes full use of the lower press structure of balancing spring lower end to make contact tube to reduce the amount of parts of conductive tube assembly
The structure of component is simpler, and in other embodiments, no matter splitting lock cushioning spring or each Stop structure, press structure such as
What is arranged, if Stop structure on separating brake can be separately provided in the upper end of splitting lock cushioning spring in setting pressing plate etc..At this point,
The position of splitting lock cushioning spring and combined floodgate buffer spring can also be adjusted according to actual needs, for example, splitting lock cushioning spring
Position can be interchanged with combined floodgate buffer spring, splitting lock cushioning spring and combined floodgate buffer spring can be arranged at the upper of balancing spring
Side, or it is arranged at the lower section etc. of balancing spring.
A kind of specific embodiment of disconnecting link of the invention, specific structure in a kind of above-mentioned high-voltage switch gear disconnecting link it is specific
Structure is identical, is no longer described in detail herein.
A kind of specific embodiment of conductive tube assembly of the invention, it is conductive in specific structure and a kind of above-mentioned high-voltage switch gear
The specific structure of tube assembly is identical, is no longer described in detail herein.
Claims (21)
1. a kind of high-voltage switch gear, the driving mechanism including disconnecting link and driving disconnecting link movement, the disconnecting link includes pedestal, lower conduction
Pipe and upper contact tube, are provided with pull rod in the lower contact tube, rod outer sleeve be equipped with both ends be respectively acting on lower contact tube and
Balancing spring on pull rod, it is characterised in that: combined floodgate buffer spring and splitting lock cushioning spring, lower contact tube are also arranged on pull rod
On be connected with Stop structure under the combined floodgate of the lower end of combined floodgate buffer spring press cooperation, be connected with and combined floodgate buffering elastic on pull rod
Stop structure, combined floodgate buffer spring and at least one of the upper and lower Stop structure that closes a floodgate on the combined floodgate of the upper end press cooperation of spring
Between there is interval, which constitutes combined floodgate idle stroke, is connected on lower contact tube and matches with the press of the upper end of splitting lock cushioning spring
Stop structure on the separating brake of conjunction, be connected on pull rod with Stop structure under the separating brake of the lower end of splitting lock cushioning spring press cooperation,
There is interval, which constitutes separating brake idle stroke between at least one of splitting lock cushioning spring and the upper and lower Stop structure of separating brake.
2. high-voltage switch gear according to claim 1, it is characterised in that: there are two above and layer-by-layer for the splitting lock cushioning spring
It is nested together.
3. high-voltage switch gear according to claim 2, it is characterised in that: the length of each splitting lock cushioning spring is not equal slow
Successively cooperate and then step up cushion effect with the upper and lower Stop structure press of separating brake during punching.
4. high-voltage switch gear according to claim 3, it is characterised in that: in two neighboring splitting lock cushioning spring, be located inside
The length of splitting lock cushioning spring be greater than the length of the splitting lock cushioning spring positioned at outside, or the splitting lock cushioning bullet positioned inside
The length of spring is less than the length of the splitting lock cushioning spring positioned at outside.
5. high-voltage switch gear described in any claim in -4 according to claim 1, it is characterised in that: be oriented to peace on the pull rod
Equipped with pressing plate, the pressing plate Stop structure block that the upside of pressing plate is arranged on pull rod is limited, and downside is upper with splitting lock cushioning spring
End press cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.
6. high-voltage switch gear described in any claim in -4 according to claim 1, it is characterised in that: the combined floodgate buffer spring
One of them is located at the top of balancing spring with splitting lock cushioning spring, another is located at the lower section of balancing spring.
7. high-voltage switch gear according to claim 6, it is characterised in that: the splitting lock cushioning spring is located under balancing spring
It is square, it is provided on lower contact tube for the lower press structure with the press cooperation of the lower end of balancing spring, the lower press structure
Lower end and the press cooperation of the upper end of combined floodgate buffer spring constitute Stop structure on the separating brake.
8. a kind of disconnecting link, including pedestal, lower contact tube and upper contact tube, it is provided with pull rod in the lower contact tube, outside pull rod
It is arranged with the balancing spring that both ends are respectively acting on lower contact tube and pull rod, it is characterised in that: combined floodgate is also arranged on pull rod
Buffer spring and splitting lock cushioning spring are connected with the combined floodgate lower block with the press cooperation of the lower end of combined floodgate buffer spring on lower contact tube
Only structure, be connected on pull rod and the combined floodgate of the upper end of combined floodgate buffer spring press cooperation on Stop structure, combined floodgate buffer spring
There is interval between at least one of the upper and lower Stop structure that closes a floodgate, which constitutes combined floodgate idle stroke, connect on lower contact tube
It is connected to Stop structure on the separating brake cooperated with the press of the upper end of splitting lock cushioning spring, is connected with and splitting lock cushioning spring on pull rod
Stop structure under the separating brake of lower end press cooperation, between at least one of splitting lock cushioning spring and the upper and lower Stop structure of separating brake
With interval, which constitutes separating brake idle stroke.
9. disconnecting link according to claim 8, it is characterised in that: there are two the splitting lock cushioning springs above and successively covers
Together.
10. disconnecting link according to claim 9, it is characterised in that: the length of each splitting lock cushioning spring is not equal to buffer
Successively cooperate and then step up cushion effect with the upper and lower Stop structure press of separating brake in the process.
11. disconnecting link according to claim 10, it is characterised in that: in two neighboring splitting lock cushioning spring, positioned inside
The length of splitting lock cushioning spring is greater than the length of the splitting lock cushioning spring positioned at outside, or the splitting lock cushioning spring positioned inside
Length be less than positioned at outside splitting lock cushioning spring length.
12. according to disconnecting link described in any claim in claim 8-11, it is characterised in that: be oriented to installation on the pull rod
There is pressing plate, the pressing plate Stop structure block limit that the upside of pressing plate is arranged on pull rod, the upper end of downside and splitting lock cushioning spring
Press cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.
13. according to disconnecting link described in any claim in claim 8-11, it is characterised in that: the combined floodgate buffer spring and
One of them is located at the top of balancing spring with splitting lock cushioning spring, another is located at the lower section of balancing spring.
14. disconnecting link according to claim 13, it is characterised in that: the splitting lock cushioning spring is located under balancing spring
It is square, it is provided on lower contact tube for the lower press structure with the press cooperation of the lower end of balancing spring, the lower press structure
Lower end and the press cooperation of the upper end of combined floodgate buffer spring constitute Stop structure on the separating brake.
15. a kind of conduction tube assembly, including lower contact tube is provided with pull rod in the lower contact tube, and rod outer sleeve is equipped with both ends
The balancing spring being respectively acting on lower contact tube and pull rod, it is characterised in that: be also arranged on pull rod combined floodgate buffer spring and
Splitting lock cushioning spring, be connected on lower contact tube and the combined floodgate of the lower end of combined floodgate buffer spring press cooperation under Stop structure, draw
Be connected on bar with Stop structure on the combined floodgate of the upper end of combined floodgate buffer spring press cooperation, combined floodgate buffer spring and close a floodgate it is upper,
There is interval, which constitutes combined floodgate idle stroke, is connected with and divides on lower contact tube between at least one of lower Stop structure
The upper end of lock buffer spring presses Stop structure on the separating brake of cooperation, is connected on pull rod and the lower end of splitting lock cushioning spring presses
Stop structure under the separating brake of cooperation has interval between at least one of splitting lock cushioning spring and the upper and lower Stop structure of separating brake,
The interval constitutes separating brake idle stroke.
16. conduction tube assembly according to claim 15, it is characterised in that: the splitting lock cushioning spring there are two above and
Successively it is nested together.
17. conduction tube assembly according to claim 16, it is characterised in that: the length of each splitting lock cushioning spring it is not equal with
Successively cooperate and then step up cushion effect with the upper and lower Stop structure press of separating brake in buffering course.
18. conduction tube assembly according to claim 17, it is characterised in that: in two neighboring splitting lock cushioning spring, be located at
The length of the splitting lock cushioning spring of inside is greater than the length of the splitting lock cushioning spring positioned at outside, or the separating brake positioned inside delays
The length for rushing spring is less than the length of the splitting lock cushioning spring positioned at outside.
19. conductive tube assembly described in any claim in 5-18 according to claim 1, it is characterised in that: on the pull rod
Guiding is equipped with pressing plate, the pressing plate Stop structure block limit that the upside of pressing plate is arranged on pull rod, downside and splitting lock cushioning bullet
The upper end press of spring cooperates so that splitting lock cushioning spring has certain pre compressed magnitude.
20. conductive tube assembly described in any claim in 5-18 according to claim 1, it is characterised in that: described close a floodgate is delayed
Rushing spring and splitting lock cushioning spring, one of them is located at the top of balancing spring, another is located at the lower section of balancing spring.
21. conduction tube assembly according to claim 20, it is characterised in that: the splitting lock cushioning spring is located at balancing spring
Lower section, be provided on lower contact tube for the lower press structure with the press cooperation of the lower end of balancing spring, the lower press is tied
The lower end of structure and the upper end press cooperation of combined floodgate buffer spring constitute Stop structure on the separating brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260677.7A CN108417431B (en) | 2018-03-27 | 2018-03-27 | A kind of high-voltage switch gear and disconnecting link, conductive tube assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810260677.7A CN108417431B (en) | 2018-03-27 | 2018-03-27 | A kind of high-voltage switch gear and disconnecting link, conductive tube assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108417431A CN108417431A (en) | 2018-08-17 |
| CN108417431B true CN108417431B (en) | 2019-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810260677.7A Active CN108417431B (en) | 2018-03-27 | 2018-03-27 | A kind of high-voltage switch gear and disconnecting link, conductive tube assembly |
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| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091994B (en) * | 2019-11-11 | 2022-06-17 | 平高集团有限公司 | Movable end assembly of switch device and switch device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636884A1 (en) * | 1988-06-06 | 1991-03-23 | Минусинский Филиал Всесоюзного Электротехнического Института Им.В.И.Ленина | Single-phase vacuum switch for electromotive stock |
| CN201601388U (en) * | 2009-12-14 | 2010-10-06 | 湖南长高高压开关集团股份公司 | Open-type combined electric appliance for power system |
| CN201812725U (en) * | 2010-09-18 | 2011-04-27 | 河南平高电气股份有限公司 | Extra-high voltage alternating current grounding switch |
| CN204178992U (en) * | 2014-11-05 | 2015-02-25 | 中国西电电气股份有限公司 | The conductive structure of twin columns vertical opening type high-voltage alternating current isolating switch |
-
2018
- 2018-03-27 CN CN201810260677.7A patent/CN108417431B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636884A1 (en) * | 1988-06-06 | 1991-03-23 | Минусинский Филиал Всесоюзного Электротехнического Института Им.В.И.Ленина | Single-phase vacuum switch for electromotive stock |
| CN201601388U (en) * | 2009-12-14 | 2010-10-06 | 湖南长高高压开关集团股份公司 | Open-type combined electric appliance for power system |
| CN201812725U (en) * | 2010-09-18 | 2011-04-27 | 河南平高电气股份有限公司 | Extra-high voltage alternating current grounding switch |
| CN204178992U (en) * | 2014-11-05 | 2015-02-25 | 中国西电电气股份有限公司 | The conductive structure of twin columns vertical opening type high-voltage alternating current isolating switch |
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| CN108417431A (en) | 2018-08-17 |
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