CN207542139U - A kind of double-fracture killer switch major loop transmission device - Google Patents
A kind of double-fracture killer switch major loop transmission device Download PDFInfo
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- CN207542139U CN207542139U CN201721348387.5U CN201721348387U CN207542139U CN 207542139 U CN207542139 U CN 207542139U CN 201721348387 U CN201721348387 U CN 201721348387U CN 207542139 U CN207542139 U CN 207542139U
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Abstract
The utility model discloses a kind of double-fracture killer switch major loop transmission device, including：Track pad (4) with track (41), the switch spindle (5) for fixing the track pad (4), the sealing outlet terminal component (2) for being slidably connected to the insulated tension pole component (3) of the track pad (4) and being connect with the insulated tension pole component (3).It also discloses, a kind of drive method of double-fracture killer switch major loop transmission device, during combined floodgate：Position has just been closed to remain at switch spindle (5) to do tangential motion on the arc line shaped track in the center of circle to this section of track that combined floodgate finishes；During separating brake：This section of track that firm point position is finished to separating brake, increases just that point location track slope is to realize quick acting switching-off, and during to open position, holding movement locus is by using main shaft to be moved on the camber line in the center of circle.
Description
Technical field
The utility model is related to a kind of transmission device, particularly a kind of double-fracture killer switch major loop transmission device.
Background technology
With the development of society, people are higher and higher to the reliability of power supply and the requirement of power off time, so as to distribution
The requirement of equipment is also higher and higher.In order to improve the reliability of supplying power allocation, strengthen the safety management of power distribution network, national grid is public
Department proposed in 2016 pushes one or two convergence projects of controller switching equipment.In the project, national grid transport inspection department discloses proposition
It is the mating disconnecting switch of switch or breaker of line sectionalizing and contact point, to match disconnecting switch should meet electric switching operation
In hot standby requirement.
At present at home in market, killer switch major loop is usually exported by the main connecting lever of electromagnetic mechanism, drives shaft insulation
Rotation, is applied in vacuum bubbles main fracture by connection guide, touch spring and realizes breaking-closing operating.It is rotated using shaft insulation real
Existing breaking-closing operating, has the following disadvantages：Contact closing rebound parameter is unstable, and bounce time numerical value is bigger than normal；To shaft insulation plus
Work is more demanding；Crank arm structure not easy care, once characterisitic parameter mistake, it is difficult to adjust.Therefore, current traditional technology without
Method carries out mechanical property parameter regulation to reach breaker using standard acceptability limit, and is unfavorable for the batch production of product.
Utility model content
For above-mentioned technical problem, the utility model provides a kind of double-fracture killer switch major loop transmission device,
It is exported by double-fracture spring operating mechanism, realizes major loop fracture and isolation fracture serial asynchronous linkage function.
The utility model provides a kind of double-fracture killer switch major loop transmission device, including：Rail with track
Mark plate, the fixed track pad switch spindle, be slidably connected to the track pad insulated tension pole component and with institute
State the sealing outlet terminal component of insulated tension pole component connection.
Preferably, the sealing outlet terminal element end is provided with guide plate, and the insulated tension pole component is embedded in institute
It states in guide plate, and is conductively connected by the movable end of vacuum arc extinguishing chamber of the adjusting rod and the sealing outlet terminal component.
Preferably, the insulated tension pole component from left to right includes：One end is connect with the sealing outlet terminal component
Adjusting rod, the insulated tension pole with chamber being connect with the adjusting rod other end, the excess of stroke spring in the chamber and
For adjusting the guide rod of the control of the excess of stroke spring.
Preferably, the opening of the insulated tension pole chamber has swivel nut, and the swivel nut limitation guide rod is reciprocal in the intracavitary
Movement.
Preferably, the other end of the guide rod has protrusion, and the protrusion is slidably received within the rail of the track pad
In road.
Preferably, the track tool of the track pad is configured with firm conjunction position and the driving isolation knife that driving isolation knife is closed a floodgate
Space separating brake just divides position, wherein, the curved slit that the track is connected just to close position with just point position.
Preferably, the protrusion of the guide rod slideably does tangential motion in the slit.
Preferably, the track is by the center of circle of switch spindle center from firm conjunction position to the arc line shaped that position is just divided to rotate
Track.
Preferably, it is described it is firm close position arrive just divide position rotate angle be 90 degree.
The beneficial effects of the utility model are：Using major loop transmission device instead of traditional connecting lever drive mechanism, both
Ensure that breaking-closing operating is normal, in place, meet mechanical property parameter again in standard acceptability limit, also achieve and characteristic is bent
Line effectively matches.Sealing outlet terminal component and insulated tension pole component are simplified, eliminates the possibility for generating mechanical breakdown
Property, the abrasion of mechanical part and power consumption are minimized, failure rate is preferably minimized, and can meet the high reliability of switch mechanical performance
It is required that.Furthermore it can greatly improve production efficiency.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Attached drawing is briefly described needed in description, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the major loop drive mechanism of an embodiment of a kind of vacuum circuit breaker with double breaks provided in the utility model
Front view；
Fig. 2 is the sectional view of an embodiment of the insulated tension pole component in Fig. 1；
Fig. 3 is the front view of an embodiment of the track pad in Fig. 1；
Fig. 4 is sealing outlet terminal component and the sectional view of an embodiment of insulated tension pole component assembling in Fig. 1；
Fig. 5 is sealing outlet terminal component and the sectional view of another embodiment of insulated tension pole component assembling in Fig. 1.
Reference sign：
2- sealing outlet terminal components；3- insulated tension pole components；4- track pads；41- tracks；5- switch spindles；31- is adjusted
Bar；32- insulated tension poles；33- excess of stroke springs；34- swivel nuts；35- guide rods；51- guide plates；52- spring washers；53- big flat washer；54- is soft
Connection.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model part of the embodiment, instead of all the embodiments.Based on the embodiment in the utility model, sheet
Field those of ordinary skill all other embodiments obtained without making creative work, belong to this practicality
Novel protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instructions such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
The utility model must have specific with the device or element for simplifying description rather than instruction or hint meaning for ease of description
Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the
One ", " second ", " third " are only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integrally
Connection；Can be mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, can above-mentioned art be understood with concrete condition
Concrete meaning of the language in the utility model.
In addition, as long as technical characteristic involved in the utility model different embodiments disclosed below is each other
Not forming conflict can be combined with each other.
Fig. 1 show a kind of major loop transmission of an embodiment of the vacuum circuit breaker with double breaks provided in the utility model
Structural front view, including the track pad 4 with track, the fixed track pad 4 switch spindle 5, be slidably connected to institute
The sealing outlet terminal component 2 stated the insulated tension pole component 3 of track pad 4 and connect with the insulated tension pole component 3.The master returns
Road drive mechanism is applied to the vacuum fracture in vacuum circuit breaker with double breaks, using track pad instead of connecting lever of the prior art
Transmission, advantage will be described in detail in following specific embodiment.
Fig. 2 is the sectional view of an embodiment of the insulated tension pole component in Fig. 1, and the insulated tension pole component 3 is from left to right
Including：Adjusting rod 31, one end of the adjusting rod connect insulated tension pole 32 with the vacuum interrupter of sealing outlet terminal component 2, should
Insulated tension pole one end is threadably secured with the adjusting rod 31, and the other end has the chamber for accommodating excess of stroke spring 33 and opening in chamber
The swivel nut 34 for preventing guide rod 35 from skidding off cavity is provided at mouthful.The guide rod 35 is horizontal reciprocal in the cavity according to the excess of stroke of spring
Movement is realized.Wherein, excess of stroke spring 33 is installed on inside insulated tension pole 32, therefore, is not required to dismounting part and can be achieved with the excess of stroke
Adjusting, convenient for equipment adjustment.In addition, the quantity of the utility model major loop drive mechanism parts is 9, led back with tradition
36 needed for the drive mechanism of road are compared, and totally reduce 27.So as to the structure the equipment adjustment time from traditional major loop
Be reduced within 36 minutes 10 minutes, substantially increase production efficiency.
Preferably, the moved end of guide rod 35 has protrusion, and the protrusion is slidably received within the track 41 of the track pad 4
It is interior.The track pad 4 controls switch spindle 5, insulated tension pole component 3 and movable end of vacuum arc extinguishing chamber sight alignment, with control every
Folding from knife assembly.
Fig. 4 shows sealing outlet terminal component and the sectional view of an embodiment of insulated tension pole component assembling in Fig. 1,
The end of the sealing outlet terminal component 2 is provided with guide plate 51, and the insulated tension pole component 3 is embedded in the guide plate 51
In, and be conductively connected by the moved end and the movable end of vacuum arc extinguishing chamber of the sealing outlet terminal component 2 of the adjusting rod 31.
Preferably, the guide plate 51 is fixed to by inserts in the rubbery outer cover of the end of the sealing outlet terminal component 2, insulation
The spring washer 52 for buffering, big flat washer 53 are additionally provided between rod assembly 3 and sealing outlet terminal component 2 and is flexible coupling
54.Most of mechanical connecting element between the mechanism and vacuum interrupter is all omitted, so as to moving component and transmission ring
Section is most simplified in current all operating mechanisms, therefore can be minimized the abrasion of mechanical part and power consumption, and failure rate drops to
It is minimum, the high reliability request of switch mechanical performance can be met.Meanwhile in complete linear motion, almost completely eliminate production
The possibility of raw mechanical breakdown.Fig. 5 another kinds sealing outlet terminal component and another embodiment of insulated tension pole component assembling
Sectional view.Its operation principle is identical.
Fig. 3 shows the front view of an embodiment of the track pad in Fig. 1, and the tool of track 41 of the track pad 4 is configured with
The firm conjunction position and the firm of isolation knife space separating brake is driven to divide position that isolation knife is closed a floodgate are driven, wherein, the track is just conjunction
The curved slit that position is connected with just point position.Preferably, the track is to be closed by the center of circle of 5 center of switch spindle from firm
Position to just divide position rotate arc line shaped track.Specifically, it is described it is firm close position arrive just divide position rotate angle be 90 degree.
The protrusion of the guide rod 35 slideably does tangential motion in the slit.
The mechanism output angle reaches 90 degree, and closing position and open position are determined according to the movement total kilometres of switch.So
It is calculated afterwards according to the excess of stroke and just closes firm branch, track is primarily determined according to mechanism kinematic curve and excess of stroke spring force value change curve
Slot is finally determining track groove by switch assembling and characterisitic parameter test.The Curve Design of the track pad 4 is by trying repeatedly
It is testing as a result, simulated by mechanical load, electric field strength analysis mode reaches perfect condition, then by part plus
Work, complete machine assemble and test each characterisitic parameter of verification, performance indicator to reach acceptability limit, so as to ensure that performance parameter is stablized
It is feasible.
Specifically, the drive method of the double-fracture killer switch major loop transmission device is as follows：
During combined floodgate：Just conjunction position remains at the camber line with switch spindle 5 for the center of circle to this section of track that combined floodgate finishes
Tangential motion is done on shape track, by the cooperation of moved end guide plate, the spring of combined floodgate can be efficiently controlled；
During separating brake：This section of track that firm point position is finished to separating brake increases just point location track slope and is quickly divided with realizing
Lock during to open position, keeps movement locus that can reduce rebound and overshoot by using main shaft to be moved on the camber line in the center of circle.
Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or
Among the protection domain that variation is created still in the utility model.
Claims (8)
1. a kind of double-fracture killer switch major loop transmission device, which is characterized in that including：Track pad with track (41)
(4), the switch spindle (5) of the fixed track pad (4), slideably one end is connected to the insulated tension pole of the track pad (4)
Component (3) and the sealing outlet terminal component (2) being connect with insulated tension pole component (3) described in the other end.
2. double-fracture killer switch major loop transmission device according to claim 1, which is characterized in that the sealing goes out
Line end sub-component (2) end is provided with guide plate (51), and the insulated tension pole component (3) is slidably mounted in the guide plate
(51) in, and it is conductively connected by adjusting rod (31) and the movable end of vacuum arc extinguishing chamber of the sealing outlet terminal component (2).
3. double-fracture killer switch major loop transmission device according to claim 1, which is characterized in that the insulation is drawn
Bar assembly (3) from left to right includes：The adjusting rod (31) and the tune that one end is connect with the sealing outlet terminal component (2)
The insulated tension pole (32) with chamber of pole (31) other end connection and is used for the excess of stroke spring (33) in the chamber
Adjust the guide rod (35) of the control of the excess of stroke spring (33).
4. double-fracture killer switch major loop transmission device according to claim 3, which is characterized in that the insulation is drawn
The opening of bar (32) chamber has swivel nut (34), and swivel nut (34) the limitation guide rod (35) only moves back and forth in the intracavitary.
5. double-fracture killer switch major loop transmission device according to claim 3 or 4, which is characterized in that described to lead
The other end of bar (35) has protrusion, and the protrusion is slidably received in the track (41) of the track pad (4).
6. double-fracture killer switch major loop transmission device according to claim 1, which is characterized in that the track pad
(4) track (41) is configured with the firm firm point position closed position and drive isolation knife space separating brake that driving isolation knife is closed a floodgate,
Wherein, the curved slit that the track is connected just to close position with just point position.
7. double-fracture killer switch major loop transmission device according to claim 6, which is characterized in that guide rod (35)
Protrusion slideably does tangential motion in the slit.
8. double-fracture killer switch major loop transmission device according to claim 7, which is characterized in that the track is
It is the center of circle from firm position of closing to the arc line shaped track that position is just divided to rotate using switch spindle (5) center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348387.5U CN207542139U (en) | 2017-10-17 | 2017-10-17 | A kind of double-fracture killer switch major loop transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721348387.5U CN207542139U (en) | 2017-10-17 | 2017-10-17 | A kind of double-fracture killer switch major loop transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207542139U true CN207542139U (en) | 2018-06-26 |
Family
ID=62610556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721348387.5U Active CN207542139U (en) | 2017-10-17 | 2017-10-17 | A kind of double-fracture killer switch major loop transmission device |
Country Status (1)
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| CN (1) | CN207542139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731621A (en) * | 2017-10-17 | 2018-02-23 | 珠海许继电气有限公司 | A kind of double-fracture killer switch major loop transmission device |
| CN110554306A (en) * | 2018-05-14 | 2019-12-10 | 河南平芝高压开关有限公司 | circuit breaker main fracture signal takes out frock |
-
2017
- 2017-10-17 CN CN201721348387.5U patent/CN207542139U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731621A (en) * | 2017-10-17 | 2018-02-23 | 珠海许继电气有限公司 | A kind of double-fracture killer switch major loop transmission device |
| CN110554306A (en) * | 2018-05-14 | 2019-12-10 | 河南平芝高压开关有限公司 | circuit breaker main fracture signal takes out frock |
| CN110554306B (en) * | 2018-05-14 | 2022-07-01 | 河南平芝高压开关有限公司 | Circuit breaker main fracture signal takes out frock |
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