CN106997825B - Environmentally friendly gas switch cabinet integral type spring operating mechanism - Google Patents
Environmentally friendly gas switch cabinet integral type spring operating mechanism Download PDFInfo
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- CN106997825B CN106997825B CN201610046301.7A CN201610046301A CN106997825B CN 106997825 B CN106997825 B CN 106997825B CN 201610046301 A CN201610046301 A CN 201610046301A CN 106997825 B CN106997825 B CN 106997825B
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- operating mechanism
- control unit
- switch
- ground connection
- isolated
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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
- H01H33/46—Interlocking mechanisms
- H01H33/52—Interlocking mechanisms for interlocking two or more switches
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of environmentally friendly gas switch cabinet integral type spring operating mechanisms, integral type spring operating mechanism is connected with the switch operating mechanism of environmentally friendly gas switch cabinet, switching operating mechanism includes vacuum switch operating mechanism, disconnecting switch operating mechanism and earthing switch operating mechanism, integral type spring operating mechanism includes: vacuum switch control unit, vacuum switch control unit is connected with vacuum switch operating mechanism, and vacuum switch operating mechanism is spring mechanism；Disconnecting switch control unit, disconnecting switch control unit are connected with disconnecting switch operating mechanism；Earthing switch control unit, earthing switch control unit are located in clamping plate type mechanism, and earthing switch control unit is connected with earthing switch operating mechanism；Switch interlock control unit, switch interlock control unit are connected with vacuum switch control unit, disconnecting switch control unit and earthing switch control unit.Integral type spring operating mechanism according to an embodiment of the present invention is compact-sized, easy to operate and reliable.
Description
Technical field
The present invention relates to switchgear technical fields, more particularly, to a kind of environmentally friendly gas switch cabinet integral type spring
Operating mechanism.
Background technique
Switchgear is one of key equipment of power supply industry, and in the related art, the hermetically sealed equipment of gas-insulated is mainly
Arc extinguishing and insulation are carried out as insulating gas using SF6 gas (sulfur hexafluoride gas), and SF6 is a kind of with extremely strong greenhouse effect
The not environmentally gas answered also is decomposed into toxic products under high-temperature electric arc effect, has been not suitable with modern electric industry development
Demand.In addition, power system switch cabinet there is also volumes bigger than normal, poor safety performance, poor expandability, installation are inconvenient, reliable
Property difference and manufacturing cost and the disadvantages of higher operation expense, bring certain economic loss etc. to country and electricity consumption user
Problem has been not suitable with modern electric industry development demand.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention mentions
A kind of environmentally friendly gas switch cabinet integral type spring operating mechanism is gone out, the integral type spring operating mechanism is compact-sized, grasps
It is convenient while safe and reliable to make.
Environmental protection gas switch cabinet integral type spring operating mechanism according to an embodiment of the present invention, the integral type spring behaviour
Make mechanism to be connected with the switch operating mechanism of environmentally friendly gas switch cabinet, the switch operating mechanism includes vacuum switch working machine
Structure, disconnecting switch operating mechanism and earthing switch operating mechanism, the cabinet body of the environmental protection gas switch cabinet is interior to be equipped with clamping plate type machine
Structure, the integral type spring operating mechanism include: vacuum switch control unit, and the vacuum switch control unit is located at the cabinet
It in vivo and is located in the clamping plate type mechanism, the vacuum switch control unit is connected with vacuum switch operating mechanism, with control
The divide-shut brake of the vacuum switch operating mechanism, the vacuum switch operating mechanism are spring mechanism；Disconnecting switch control unit,
The disconnecting switch control unit is located in the cabinet body and is located in the clamping plate type mechanism, the disconnecting switch control unit
It is connected with the disconnecting switch operating mechanism, to control the divide-shut brake of the disconnecting switch operating mechanism；Earthing switch control is single
Member, the earthing switch control unit are located in the cabinet body and are located in the clamping plate type mechanism, the earthing switch control
Unit is connected with the earthing switch operating mechanism, to control the divide-shut brake of the earthing switch operating mechanism；Switch interlock control
Unit processed, the switch interlock control unit are located on the front panel of the cabinet body, the switch interlock control unit respectively with
The vacuum switch control unit, the disconnecting switch control unit and the earthing switch control unit are connected, with control
The vacuum switch control unit, disconnecting switch control unit and earthing switch control unit work and indicate the switch work
Make the working condition of mechanism.
Integral type spring operating mechanism according to an embodiment of the present invention is compact-sized, easy to operate and safe and reliable.
In addition, integral type spring operating mechanism according to the above embodiment of the present invention can also have following additional technology
Feature:
According to some embodiments of the present invention, the earthing switch operating mechanism and the disconnecting switch operating mechanism are integrated
For three station operating mechanism of isolation with ground connection, separating brake and three stations that close a floodgate.
According to some embodiments of the present invention, the switch interlock control unit includes: switch indicator board, and the switch refers to
Show that plate is connected with the vacuum switch control unit, described in moving and indicate under the drive of the vacuum switch control unit
The working condition of vacuum switch operating mechanism；Isolated operation axis, the isolated operation axis and the disconnecting switch control unit phase
Even；Three station direction boards are isolated, three station direction boards of the isolation are connected with the isolated operation axis, with the isolated operation
Axis pivots and indicates the working condition of three station operating mechanisms of the isolation；Be grounded operating shaft, the ground connection operating shaft with it is described
Earthing switch control unit is connected, and behaviour is isolated with described in three station operating mechanism separating brake of the isolation in the ground connection operating shaft
Make axis transmission to be connected and separate when three station operating mechanisms of the isolation close a floodgate with the isolated operation axis.
According to some embodiments of the present invention, the switch interlock control unit further include: operation selection knob and operation
Baffle, the operation baffle are often in the position of ground connection operating shaft described in backstop and isolated operation axis operation, the operation
Selection knob is connected with the operation baffle, to drive the operation baffle to pivot, makes the ground connection operating shaft or the isolation
Operating shaft releases backstop.
According to some embodiments of the present invention, the normal horizontally extending and both ends of the operation baffle are respectively formed with suitable
First stopper section of the isolated operation axis described in backstop and the second stopper section suitable for being grounded operating shaft described in backstop, the operation
The lower end of baffle is formed with the third stopper section suitable for isolated operation axis described in backstop or the ground connection operating shaft, and the third is stopped
Stopper is between first stopper section and second stopper section, and three station direction boards of the isolation are in three works of the isolation
Position operating mechanism is in institute when closing a floodgate above first stopper section and in three station operating mechanism separating brake of the isolation
State the first stopper section.
According to some embodiments of the present invention, three station direction boards of the isolation be formed with arc port and with the arc
The backstop notch of mouth connection, first stopper section are located at the arc port when three station operating mechanisms of the isolation close a floodgate
Interior, three station direction boards of the isolation are suitable for operating gear described in backstop when first stopper section is moved to the backstop notch
Plate rotation.
According to some embodiments of the present invention, the switch interlock control unit further include: connecting plate, the connecting plate
One end is pivotly connected with the switch indicator board；The other end of baffle, one end of the baffle and the connecting plate can pivot
Turn ground to be connected, the other end of the baffle is pivotly connected with the cabinet body, and the baffle is in the vacuum switch working machine
It is suitable for isolated operation axis described in backstop when structure closes a floodgate to pivot.
According to some embodiments of the present invention, the disconnecting switch control unit includes: isolated operation main shaft, the isolation
Operation axis is connected with the isolated operation axis, to pivot under the drive of the isolated operation axis；Output gear is isolated, it is described
Isolation output gear pivots under the drive of the isolated operation main shaft；Turn to driving rack, the steering driving rack and institute
It states isolation output gear engagement to be connected, the steering driving rack is connected with three station operating mechanisms of being isolated.
According to some embodiments of the present invention, the disconnecting switch control unit further includes limit shaft, the steering transmission
Rack gear is equipped with limit hole, and the limit shaft is located on the cabinet body and movably protrudes into the limit hole.
According to some embodiments of the present invention, the earthing switch control unit includes: ground connection operation axis, the ground connection
Operation axis is connected with the ground connection operating shaft, to pivot under the drive of the ground connection operating shaft；Clutch plate, the clutch plate
It is connected with the ground connection operation axis, to be pivoted with the ground connection operation axis；It is grounded clutch connecting lever, the ground connection clutch connecting lever
Be connected with the isolated operation main shaft, with the isolated operation main shaft pivot, the ground connection clutch connecting lever be equipped be grounded from
Close roller bearing；Telescopic rod, one end of the telescopic rod are connected by fixing axle with cabinet body, the other end of the telescopic rod with it is described from
Plywood is hinged, and the clutch plate is equipped with the clutch notch being suitable for the ground connection clutch connecting lever cooperation；Ground spring, it is described to connect
Floor spring is set on the telescopic rod, and the ground spring is suitable for that the clutch plate is pushed to pivot, with drive it is described be grounded from
Connecting lever is closed to pivot and keep the steering driving rack mobile.
According to some embodiments of the present invention, the clutch plate is suitable for only supporting in the earthing switch operating mechanism separating brake
It is located above the cabinet door in the cabinet door of the environmentally friendly gas switch cabinet and when the earthing switch operating mechanism closes a floodgate.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Fig. 1 is the cross-sectional view between the front and rear sides plate of integral type spring operating mechanism according to an embodiment of the present invention；
Fig. 2 is the top view of integral type spring operating mechanism according to an embodiment of the present invention.
Fig. 3 is the structural representation of the switch interlock control unit of integral type spring operating mechanism according to an embodiment of the present invention
Figure.
Appended drawing reference:
Mechanism front side board 1；Stationary positioned pin shaft 2；Mechanism back side panel 3；Turn to driving rack 4, isolation output gear 5, control
Cam 6 processed, output toggle arm 7, back-up roller wheel 8, live roller 9, pawl 10, closing a floodgate keeps connecting lever 11, floodgate semiaxis 12, closes a floodgate and turn
Arm return spring 13, energy storage pawl return spring 14, energy storage pawl 15, energy storage semiaxis 16, clutch plate 17, ground spring 18, telescopic rod
19, energy-stored spring 20；Energy storage semiaxis return spring 21, floodgate semiaxis return spring 22, switch indicator board 23, connecting plate 24, baffle 25,
Limit shaft 26, isolated operation main shaft 27, ground connection clutch roller bearing 28；It is grounded operation axis 29, fixing axle 30；The instruction of three stations is isolated
Board 31, isolated operation axis 32；Operation selection knob 33；It is grounded operating shaft 34；Operate baffle 35；First stopper section 351；Second stops
Stopper 352；Third stopper section 353；Camshaft 36；Pawl support shaft 37；It is grounded clutch connecting lever 38；Clutch notch 39.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Environmentally friendly gas switch cabinet integral type spring operation according to an embodiment of the present invention is described in detail with reference to the accompanying drawing
Mechanism.
The cabinet body of environmentally friendly gas switch cabinet can be stainless steel cabinet body, can be set in cabinet body and be not affected by the external environment
Sealing gas tank, sealing can be filled with environmentally friendly gas, for example, nitrogen etc. is improved with reducing the release of noxious material in gas tank
Safety.Clamping plate type mechanism is equipped in cabinet body, as shown in Fig. 2, clamping plate type mechanism may include mechanism front side board 1, mechanism rear side
Plate 3 and the stationary positioned pin shaft 2, gag lever post and the support rod that are laid between mechanism front side board and mechanism back side panel etc., cabinet body
It can be enclosed by front panel, rear panel, left panel, right panel, upper plate and lower plate.
Environmentally friendly gas switch cabinet may include integral type spring operating mechanism and switch operating mechanism.Switching operating mechanism can
To include vacuum switch operating mechanism, disconnecting switch operating mechanism and earthing switch operating mechanism.Vacuum switch operating mechanism
When static side and moved end with breaker, moved end and static side contact, vacuum switch operating mechanism closes a floodgate, i.e. breaker closing work
Make；When moved end is separated with static side, vacuum switch operating mechanism separating brake, breaker open operation.Disconnecting switch operating mechanism has isolation
Moving contact and isolation static contact, isolation static contact with when moving contact be isolated contacting, disconnecting switch operating mechanism combined floodgate, disconnecting switch
Combined floodgate work；When isolation static contact is separated with isolation moving contact, disconnecting switch operating mechanism separating brake, disconnecting switch realizes separating brake.
Earthing switch operating mechanism has ground connection moving contact and grounding static contact, when ground connection moving contact and grounding static contact contact, ground connection
Switch operating mechanism is in "on" position, and earthing switch is grounded；When ground connection moving contact is separated with grounding static contact, ground connection is opened
Operating mechanism's separating brake is closed, earthing switch is earth-free.
Integral type spring operating mechanism can be connected with the switch operating mechanism of environmentally friendly gas switch cabinet, with control switch work
Make the working condition of mechanism, i.e. control vacuum switch operating mechanism, disconnecting switch operating mechanism and earthing switch operating mechanism
Divide-shut brake.Referring to figs. 1 to shown in Fig. 3, integral type spring operating mechanism may include vacuum switch control unit, disconnecting switch
Control unit, earthing switch control unit and switch interlock control unit.Wherein, switch interlock control unit may be mounted at
On the front panel of cabinet body, vacuum switch control unit, disconnecting switch control unit, earthing switch control unit can be located at cabinet
It in vivo and is mounted in clamping plate type mechanism, clamping plate type is allow to play the role of support, fixation and installation to multiple control units,
Guarantee the structural stability and functional reliability of switchgear, while three in four control units are respectively positioned in cabinet body, only
One control unit is stretched out cabinet body and is operated, and integral type spring operating mechanism is smaller by external environment influence, and working performance can
It leans on.
Vacuum switch control unit can be connected with vacuum switch operating mechanism, to control point of vacuum switch operating mechanism
It closes a floodgate, vacuum switch control unit can be spring mechanism, spring mechanism reliable operation, and can be with energy storage.Disconnecting switch control
Unit processed can be connected with disconnecting switch operating mechanism, to control the divide-shut brake of disconnecting switch operating mechanism.Earthing switch control
Unit can be connected with earthing switch operating mechanism, to control the divide-shut brake of earthing switch operating mechanism.Switch interlock control is single
Member can be connected with vacuum switch control unit, disconnecting switch control unit and earthing switch control unit, to control vacuum
Switch control unit, disconnecting switch control unit and the work of earthing switch control unit, and indicate switch operating mechanism
Working condition, the i.e. working condition of switchgear.
Integral type spring operating mechanism according to an embodiment of the present invention, is integrated with vacuum switch control unit, disconnecting switch
Four control unit, earthing switch control unit and switch interlock control unit control units, primary operational can be by opening
It is associated with lock control unit to carry out, the control of the working condition to switch operating mechanism may be implemented, to environmentally friendly gas switch cabinet
Control and operate more convenient reliable, integral type spring operating mechanism integrated level is higher, and more compact structure is affected by the external environment
Smaller, the miniaturization for the cabinet that is conducive to open the light, to manufacture, compact-sized, small in size, operation expense is low, not by running environment shadow
Sound, the full-insulated full-sealed miniaturization switchgear of environmentally friendly gas that can reduce electric power facility investment provide guarantee.
Optionally, according to some embodiments of the present invention, earthing switch operating mechanism and disconnecting switch operating mechanism can be with
Three station operating mechanisms of isolation are integrated into, which has ground connection, separating brake and three stations that close a floodgate,
That is three working conditions.That is, the isolation three position mechanism has grounding static contact, ground connection moving contact, isolation static contact
With isolation moving contact, may be implemented to be grounded and be isolated switch closing and switch opening.It no longer needs to that individual earthing switch work is arranged as a result,
Make mechanism and Liang Ge mechanism, disconnecting switch operating mechanism, modularized design may be implemented, make the volume of switchgear is smaller, weight more
Gently, cost is lower, more compact structure.
As shown in figure 3, switch interlock control unit may include switch indicator board 23, isolated operation axis 32, three works of isolation
Position direction board 31 and ground connection operating shaft 34.Switch indicator board 23 can be connected with vacuum switch control unit, to open in vacuum
The working condition for moving and indicating vacuum switch operating mechanism under the drive of control unit is closed, i.e. shape locating for instruction switchgear
State.Isolated operation axis 32 can be connected with disconnecting switch control unit, so that disconnecting switch control unit is in isolated operation axis 32
Control under act.Three station direction boards 31 are isolated can be connected with isolated operation axis 32, to pivot simultaneously with isolated operation axis 32
And the state of instruction three station operating mechanisms of isolation.When three station operating mechanism separating brakes is isolated, isolated operation axis 32 and ground connection
The transmission of operating shaft 34 is connected, and isolated operation axis 34 can be made to move and drive three works of isolation by operational grounding operating shaft 32
Position operating mechanism moves to ground connection station, realizes the ground connection operation in disconnecting switch separating brake；At three station operating mechanisms of isolation
When combined floodgate station, ground connection operating shaft 34 is separated with isolated operation axis 32, and no longer transmission is connected, so that closing a floodgate in disconnecting switch
When not can be carried out ground connection operation.
It, can be with thus, it is possible to realize the instruction to the working condition of vacuum switch operating mechanism by switch indicator board 23
The instruction that the working condition to isolation three position mechanism is realized by three station direction boards 31 of isolation, indicates more acurrate, it is easier to
Manufacture, while can also realize the interlock of disconnecting switch and earthing switch, use more secure and reliable.
As shown in figure 3, switch interlock control unit can also include operation selection knob 33 and operation baffle 35, operation gear
Plate 35 is often in the position that backstop ground connection operating shaft 34 and isolated operation axis 32 operate, operation selection knob 33 and operation baffle 35
It is connected, to drive operation baffle 35 to pivot, makes to be grounded operating shaft 34 or isolated operation axis 32 releases backstop.That is, operation
Baffle 35 is suitable for the operation at least one of ground connection operating shaft 34 and isolated operation axis 32 and carries out backstop, is operating baffle just
In the state of often static, operation baffle 35 stops in the operation simultaneously to ground connection operating shaft 34 and isolated operation axis 32 simultaneously
The position of gear, operation baffle 35 can go in the drive backspin of operation selection knob 33 and release one of operating shaft 32
Backstop operates operator to ground connection operating shaft 34 or isolated operation axis 32.Thus, it is possible to further function as mistake
The effect of operation, improves the operating reliability and safety in utilization of integral type spring operating mechanism, while may be used also when not operating
To play the role of protective separation operating shaft 32 and ground connection operating shaft 34.
As shown in figure 3, operation baffle 35 is often respectively formed with suitable for backstop isolated operation at horizontally extending and both ends
First stopper section 351 of axis and the second stopper section 352 that operating shaft is grounded suitable for backstop, that is to say, that operation baffle 35 is logical
Can be horizontally extending under normal stationary state, and one of horizontal direction could be formed with the first stopper section 351, water
Square to other end could be formed with the second stopper section 352,351 present position pair of isolated operation axis 32 and the first stopper section
It answers, at this point, the first stopper section 351 can be grounded operating shaft 34 and 352 institute of the second stopper section with the operation of backstop isolated operation axis 32
Locate position to correspond to, the second stopper section 352 can be grounded the operation of operating shaft 34 with backstop.When need to carry out separating brake or ground connection operation
When, rotation process baffle 35 is needed, exposes isolated operation axis 32 or ground connection operating shaft 34, operating parts is inserted into isolated operation
Axis 32 is grounded progress rotation process in the axis hole of operating shaft 34.
The lower end of operation baffle 35 is formed with suitable for backstop isolated operation axis or is grounded the third stopper section 353 of operating shaft,
Third stopper section 353 is between the first stopper section 351 and the second stopper section 352.It is pivoted when operation baffle 35 is clockwise, third
Stopper section 353 can be moved to it is corresponding with 32 position of isolated operation axis, to may be constructed only to the operation of isolated operation axis 32
Gear；When operation baffle 35 counterclockwise pivot, third stopper section 353 can be moved to be grounded operation shaft position it is corresponding, so as to
Backstop is constituted with the operation to ground connection operating shaft 34.
As shown in figure 3, three station direction boards of isolation may be at the first backstop when three station operating mechanisms combined floodgate is isolated
351 top of portion prevents operation baffle 35 from pivoting clockwise, the second backstop so as to constitute backstop to the first stopper section 351
Portion 352 may be at the position of backstop ground connection operating shaft 34, so that being grounded operation not can be carried out, realizing cannot be into when isolation is closed a floodgate
Row ground connection operation, realizes interlock, further increases the safety in utilization of integral type spring operating mechanism.
When needing to carry out isolation separating brake, operation baffle 35 can be pivoted counterclockwise, the second stopper section 352 can move to far
From ground connection operating shaft 34, but third stopper section 353 can then move at the position before the movement of the second stopper section 352, to dock
Ground operating shaft 34 continues to constitute backstop, forbids ground connection to operate, the first stopper section 351 can move to 353 movement of third stopper section
At preceding position, so that the backstop action to isolated operation axis 32 contacts, operator can rotate isolated operation axis 32,
Realize sub-switching operation.After the completion of sub-switching operation, after taking out operating parts out of isolated operation axis 32 axis hole, baffle 35 is operated
The location of can restore into Fig. 3.
Wherein, when three station operating mechanism separating brakes is isolated, drive of the three station direction boards of isolation in isolated operation axis 32
Under can be moved to the lower section of the first stopper section 351, so as to constitute backstop to the first stopper section 351, make to operate baffle 35 not
It can pivot, can only pivot clockwise counterclockwise.At this point, the second stopper section 352 rests on the position when operation baffle 35 does not rotate
It sets and continues to constitute backstop to ground connection operating shaft 32, and when operating the pivot clockwise of baffle 35, third stopper section 353 can move
Backstop isolated operation axis 32 is operated, and the second stopper section 352 is then moved away from the position of ground connection operating shaft 34, operates ground connection
The backstop of axis 34 is released from, and ground connection operating shaft 34 can pivot, at this point, ground connection operation axis 29 and isolated operation main shaft 27 are driven
It is connected, the ground connection operation of isolation separating brake may be implemented.The integral type spring operating mechanism of the structure effectively realize ground connection with every
From interlocking, and it is easy to operate, it is safe to use.
As shown in figure 3, operation baffle 35 can be formed as triangular plate, rounding off at three angles of triangular plate.
That is operation baffle 35 is formed to have the roughly triangular plate of arc angle, the region where triangle angle is respectively formed
Three stopper sections, operation baffle 35 pivot can be turn 90 degrees clockwise under the drive of operation selection knob 33, can also be counterclockwise
Pivot is turn 90 degrees.The operation baffle of the structure is not only convenient for manufacturing, and easy to assembly, and cost is relatively low.Optionally, baffle 35 is operated
It can be integrally formed into arc, to further reduce the cost and facilitate installation.
As shown in figure 3, the backstop notch that three station direction boards 31 of isolation are formed with arc port and are connected to arc port.In
When three station operating mechanisms combined floodgate is isolated, the first stopper section 351 can be located in arc port.Three station direction boards 31 are isolated
One stopper section 351 is suitable for backstop operation baffle 35 when being moved to backstop notch mobile.Thus, it is possible to be easy limitation operation baffle 35
It pivots, makes to operate the holding of baffle 35 to the backstop action of ground connection operating shaft 34, connect to realize and not can be carried out when being isolated and closing a floodgate
Ground operation, restriction effect are good.
As shown in figure 3, switch interlock control unit can also include connecting plate 24 and baffle 25, one end of connecting plate 24 can
To be pivotly connected with switch indicator board 23, one end of baffle 25 can pivotly be connected with the other end of connecting plate 24,
The other end of baffle 25 is pivotly connected with the cabinet body of environmentally friendly gas switch cabinet, connecting plate 24 be hinged on switch indicator board 23 with
Between baffle 25.When vacuum switch operating mechanism closes a floodgate, baffle 25 is pivoted suitable for backstop isolated operation axis 32.
Thus, it is possible to realize that disconnecting switch cannot operate when vacuum switch closes a floodgate, breaker and disconnecting switch are realized
Interlock, safety in utilization improve.When vacuum switch operating mechanism separating brake, switch indicator board 23 is pivoted, to drive gear
Plate 25 pivots, and baffle 25 can be moved to the position far from isolated operation axis 32, and operating parts is made to be inserted into isolated operation axis
In 32 axis hole, so that isolated operation axis 32 be allow to pivot, the combined floodgate of three station operating mechanisms of isolation is realized.
As shown in Figure 1, according to some embodiments of the present invention, disconnecting switch control unit may include isolated operation main shaft
27, output gear 5 is isolated and turns to driving rack 4.Isolated operation main shaft 27 can be connected with isolated operation axis 32, to be isolated
It is pivoted under the drive of operating shaft 32.Isolation output gear 5 is connected with isolated operation main shaft 27, in the band of isolated operation main shaft 27
Dynamic lower pivot.Turn to driving rack 4 with that the engagement of output gear 5 be isolated is connected, steering driving rack 4 with three station working machines are isolated
Structure is connected.Thus, it is possible to realize the change of the working condition of three station operating mechanisms of isolation, behaviour by operation isolation operating shaft 32
It is convenient and reliable to make.
Further, disconnecting switch control unit can also include limit shaft 26, and limit can be equipped with by turning on driving rack 4
Position hole, limit shaft 26 can be set on the cabinet, for example, can be located on the front panel of cabinet body, limit shaft 26 is movably protruded into
In limit hole, limit shaft 26 can activity along the extending direction of limit hole.Pass through the cooperation of limit shaft 26 and limit hole as a result,
The movement for turning to driving rack 4 can be limited, steering driving rack 4 is prevented to be detached from output gear 5 is isolated, guarantee to pass
Dynamic reliability, integral type spring operating mechanism operating reliability are more preferable.
As shown in Figure 1, earthing switch control unit may include ground connection operation axis 29, clutch plate 17, ground connection clutch turn
Arm 38, telescopic rod 19 and ground spring 18.Ground connection operation axis 29 can be connected with ground connection operating shaft 34, in ground connection operating shaft
It is pivoted under 34 drive.Clutch plate 17 is connected with ground connection operation axis 29, to pivot with ground connection operation axis 29.Ground connection clutch is turned
Arm 38 is connected with isolated operation main shaft 27, to pivot with isolated operation main shaft 27；It is grounded clutch connecting lever 38 and is equipped with ground connection clutch
One end of roller bearing 28, telescopic rod 19 is connected by fixing axle 30 with cabinet body, for example, can be connected with the front panel of cabinet body, is stretched
The other end and clutch plate 17 of bar 19 are hinged, and clutch plate 17 is equipped with the clutch notch for being suitable for cooperating with ground connection clutch connecting lever 38
39, ground spring 18 is set on telescopic rod 19, and ground spring 18 is suitable for that clutch plate 17 is pushed to pivot, to drive ground connection clutch to turn
Arm 38 pivots, to make that the pivot of output gear 5 is isolated, turns to the movement of driving rack 4 to drive, is grounded operation.
That is, ground connection clutch connecting lever 38 can protrude into clutch plate 17 when three station operating mechanism separating brakes is isolated
In clutch notch 39, to prepare for the operation of subsequent ground connection.Be grounded operating shaft 34 can by ground connection clutch connecting lever 38 with from
The transmission of plywood 17 is connected, and allows to be grounded operating shaft 34 and realize to be driven with isolated operation axis 32 to be connected.When ground connection operation axis 29
When pivot, ground spring 18 can cross dead point in ground spring 18 and clutch plate 17 is quickly driven to pivot, to drive ground connection with accumulation of energy
Clutch connecting lever 38 pivots, and then makes to be grounded the pivot of operating shaft 34, further makes to turn to the movement of driving rack 4, makes to be grounded moving contact
It is contacted with grounding static contact, is grounded operation.When three-station is isolated in combined floodgate, ground connection clutch connecting lever 38 will not be stretched
Enter notch, so that ground connection operating shaft 34 and isolated operation axis 32 be made to be in isloation state, two no longer transmissions are connected, integral type spring
Operating mechanism may be implemented smoothly to be grounded and be isolated separating brake and isolation is closed a floodgate.
Optionally, according to some embodiments of the present invention, clutch plate 17 is suitable for only in earthing switch operating mechanism separating brake
It is against in the cabinet door of environmentally friendly gas switch cabinet, and is located above cabinet door when earthing switch operating mechanism closes a floodgate.As a result, when connecing
When ground switchs operating mechanism's separating brake, clutch plate 17 can be opened with backstop cabinet door, i.e. when unearthed, cabinet door cannot be beaten switchgear
It opens.When earthing switch operating mechanism closes a floodgate, clutch plate 17 can be located at the top of cabinet door, to no longer stop to cabinet door composition
Gear makes switchgear that the opening of cabinet door may be implemented in ground connection, and when the door is opened, cabinet door can also be to 17 structure of clutch plate
It at backstop, can be carried out ground connection operation not.Thus, it is possible to realize the interlock of cabinet door and ground connection, integral type operating machine of the spring
Structure high safety and reliability.
As depicted in figs. 1 and 2, vacuum switch control function unit is mainly by control cam 6, output toggle arm 7, back-up roller wheel
8, live roller 9, pawl 10, combined floodgate keep connecting lever 11, floodgate semiaxis 12, combined floodgate connecting lever return spring 13, energy storage pawl return spring
14, energy storage pawl 15, energy storage semiaxis 16, energy-stored spring 20, energy storage semiaxis return spring 21, floodgate semiaxis return spring 22, camshaft
36, pawl support shaft 37 etc. forms.
The vacuum switch control function unit can be by mechanism parts such as control cams 6, by the energy of energy-stored spring 20
Output toggle arm 7 is passed to, realizes that breaker (on-load switch) closes a floodgate.It, can meanwhile by components such as floodgate semiaxis 12, pawls 10
To realize the holding of switch combined floodgate.By components such as tripping springs, after receiving separating brake instruction, open circuit is realized in the overturning of floodgate semiaxis 12
Device (or on-load switch) separating brake completes the divide-shut brake step switch of breaker (or on-load switch).This is reasonable in design, structure
Simple clear, switching on and off is reliable, and performance is stablized, easy for installation, daily to safeguard, long service life.
Fit key can be equipped in camshaft 36, switch interlock control unit is connected by fit key with camshaft 36.By
This, it is possible to reduce connecting link makes more compact structure, is driven more reliable；It closes a floodgate and connecting lever 11 and energy storage pawl 15 is kept to share one
A support shaft, i.e. combined floodgate support arm are set in pawl support shaft 37 with energy storage pawl and pivot.Thus, it is possible to make integral type spring
The structure of operating mechanism is more compact.
Operation element principle master of the integral type spring operating mechanism according to an embodiment of the present invention to environmentally friendly gas switch cabinet
Include the control to environmentally friendly gas switch cabinet breaker (or on-load switch), realize breaker (or on-load switch) division and
Keep the state of division.Control to three station operating mechanism of isolation of environmentally friendly gas switch cabinet, realize disconnecting switch point,
It closes and is grounded.In addition, also can be realized breaker (or on-load switch) and disconnecting switch；Disconnecting switch and earthing switch；Ground connection
Reciprocal interlocking between switch and cable chamber door makes environmentally friendly gas all insulation, hermetically sealed miniaturization switchgear have perfect " five
Anti- interlock ", the operating mechanism integrated design is compact-sized, is affected by the external environment small, to manufacture compact-sized, body
The environmentally friendly gas all insulation that product is small, operation expense is low, is not influenced by running environment, can significantly reduce electric power facility investment
Hermetically sealed miniaturization switchgear provides guarantee.
Other of integral type spring operating mechanism according to an embodiment of the present invention are constituted and are operated for the general of this field
It is known for leading to for technical staff, is not described in detail herein.
In the description of the present invention, it is to be understood that, term " center ", "upper", "lower", "front", "rear", " left side ",
The orientation or position of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise " and " counterclockwise " are closed
System is merely for convenience of description of the present invention and simplification of the description to be based on the orientation or positional relationship shown in the drawings, rather than indicates
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitation of the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on " or " top " can be fisrt feature and be directly above or diagonally above the second feature, or be merely representative of first spy
It levies level height and is higher than second feature.
In the description of this specification, reference term " embodiment ", " specific embodiment ", " example " or " specific example " etc.
Description mean particular features, structures, materials, or characteristics described in conjunction with this embodiment or example be contained in it is of the invention extremely
In few one embodiment or example.In the present specification, schematic expression of the above terms are necessarily directed to identical
Embodiment or example.Moreover, particular features, structures, materials, or characteristics described can in any one or more embodiments or
It can be combined in any suitable manner in example.In addition, without conflicting with each other, those skilled in the art can illustrate this
The feature of different embodiments or examples and different embodiments or examples described in book is combined.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (9)
1. a kind of environmental protection gas switch cabinet integral type spring operating mechanism, which is characterized in that the integral type operating machine of the spring
Structure is connected with the switch operating mechanism of environmentally friendly gas switch cabinet, the switch operating mechanism include vacuum switch operating mechanism, every
It leaves and closes operating mechanism and earthing switch operating mechanism, be equipped with clamping plate type mechanism, institute in the cabinet body of the environmental protection gas switch cabinet
Stating integral type spring operating mechanism includes:
Vacuum switch control unit, the vacuum switch control unit are located in the cabinet body and are located at the clamping plate type mechanism
On, the vacuum switch control unit is connected with vacuum switch operating mechanism, to control point of the vacuum switch operating mechanism
It closes a floodgate, the vacuum switch operating mechanism is spring mechanism；
Disconnecting switch control unit, the disconnecting switch control unit are located in the cabinet body and are located at the clamping plate type mechanism
On, the disconnecting switch control unit is connected with the disconnecting switch operating mechanism, to control the disconnecting switch operating mechanism
Divide-shut brake；
Earthing switch control unit, the earthing switch control unit are located in the cabinet body and are located at the clamping plate type mechanism
On, the earthing switch control unit is connected with the earthing switch operating mechanism, to control the earthing switch operating mechanism
Divide-shut brake；
Switch interlock control unit, the switch interlock control unit are located on the front panel of the cabinet body, the switch interlock
Control unit controls with the vacuum switch control unit, the disconnecting switch control unit and the earthing switch single respectively
Member is connected, to control the vacuum switch control unit, disconnecting switch control unit and the work of earthing switch control unit simultaneously
Indicate the working condition of the switch operating mechanism, the earthing switch operating mechanism and the disconnecting switch operating mechanism are integrated
For three station operating mechanism of isolation with ground connection, separating brake and three stations that close a floodgate, the switch interlock control unit includes:
Indicator board is switched, the switch indicator board is connected with the vacuum switch control unit, to control in the vacuum switch
The working condition of the vacuum switch operating mechanism is moved and indicated under the drive of unit；
Isolated operation axis, the isolated operation axis are connected with the disconnecting switch control unit；
Three station direction boards are isolated, three station direction boards of the isolation are connected with the isolated operation axis, to grasp with the isolation
Make the working condition that axis pivots and indicates three station operating mechanisms of the isolation；
It is grounded operating shaft, the ground connection operating shaft is connected with the earthing switch control unit, and the ground connection operating shaft is described
It is connected when three station operating mechanism separating brakes is isolated with isolated operation axis transmission and is closed in three station operating mechanisms of being isolated
It is separated when lock with the isolated operation axis.
2. integral type spring operating mechanism according to claim 1, which is characterized in that the switch interlock control unit is also
It include: operation selection knob and operation baffle, the operation baffle is often in ground connection operating shaft described in backstop and isolation behaviour
Make the position of axis operation, the operation selection knob is connected with the operation baffle, to drive the operation baffle to pivot, makes institute
It states ground connection operating shaft or the isolated operation axis releases backstop.
3. integral type spring operating mechanism according to claim 2, which is characterized in that the operation baffle is often along level side
To extension and both ends are respectively formed with the first stopper section suitable for isolated operation axis described in backstop and are suitable for being grounded behaviour described in backstop
Make the second stopper section of axis, the lower end of the operation baffle is formed with suitable for isolated operation axis described in backstop or ground connection operation
The third stopper section of axis, the third stopper section is between first stopper section and second stopper section, the isolation
Three station direction boards are when three station operating mechanisms of the isolation close a floodgate above first stopper section and in the isolation
When three station operating mechanism separating brakes below first stopper section.
4. integral type spring operating mechanism according to claim 3, which is characterized in that three station direction board shapes of the isolation
At the backstop notch for having arc port and being connected to the arc port, first stopper section is in three station working machines of the isolation
It is located in the arc port when structure closes a floodgate, three station direction boards of the isolation are moved to the backstop in first stopper section and lack
It is suitable for operation baffle rotation described in backstop when mouth.
5. integral type spring operating mechanism described in any one of -4 according to claim 1, which is characterized in that the switch interlock
Control unit further include:
Connecting plate, one end of the connecting plate are pivotly connected with the switch indicator board；
Baffle, one end of the baffle are pivotly connected with the other end of the connecting plate, and the other end of the baffle can pivot
Turn ground to be connected with the cabinet body, the baffle is suitable for isolated operation axis described in backstop when the vacuum switch operating mechanism closes a floodgate
It pivots.
6. integral type spring operating mechanism described in any one of -4 according to claim 1, which is characterized in that the disconnecting switch
Control unit includes:
Isolated operation main shaft, the isolated operation main shaft are connected with the isolated operation axis, in the band of the isolated operation axis
Dynamic lower pivot；
Output gear is isolated, the isolation output gear pivots under the drive of the isolated operation main shaft；
Turn to driving rack, the steerings driving rack engages connected and three stations are isolated with described with the output gear of being isolated
Operating mechanism is connected.
7. integral type spring operating mechanism according to claim 6, which is characterized in that the disconnecting switch control unit is also
Including limit shaft, the steering driving rack is equipped with limit hole, and the limit shaft is located on the cabinet body and movably stretches
Enter in the limit hole.
8. integral type spring operating mechanism according to claim 6, which is characterized in that the earthing switch control unit packet
It includes:
It is grounded operation axis, the ground connection operation axis is connected with the ground connection operating shaft, in the band of the ground connection operating shaft
Dynamic lower pivot；
Clutch plate, the clutch plate are connected with the ground connection operation axis, to pivot with the ground connection operation axis；
It is grounded clutch connecting lever, the ground connection clutch connecting lever is connected with the isolated operation main shaft, with the isolated operation main shaft
It pivots, the ground connection clutch connecting lever is equipped with ground connection clutch roller bearing；
One end of telescopic rod, the telescopic rod is connected by fixing axle with cabinet body, the other end of the telescopic rod and the clutch
Plate is hinged, and the clutch plate is equipped with the clutch notch being suitable for the ground connection clutch connecting lever cooperation；
Ground spring, the ground spring are set on the telescopic rod, and the ground spring is suitable for pushing the clutch plate pivot
Turn, to drive the ground connection clutch connecting lever to pivot and keep the steering driving rack mobile.
9. integral type spring operating mechanism according to claim 8, which is characterized in that the clutch plate is opened in the ground connection
In cabinet door when closing operating mechanism's separating brake suitable for being only against the environmentally friendly gas switch cabinet and in the earthing switch operating mechanism
It is located above the cabinet door when combined floodgate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610046301.7A CN106997825B (en) | 2016-01-22 | 2016-01-22 | Environmentally friendly gas switch cabinet integral type spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610046301.7A CN106997825B (en) | 2016-01-22 | 2016-01-22 | Environmentally friendly gas switch cabinet integral type spring operating mechanism |
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| Publication Number | Publication Date |
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| CN106997825A CN106997825A (en) | 2017-08-01 |
| CN106997825B true CN106997825B (en) | 2019-11-19 |
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| CN201610046301.7A Active CN106997825B (en) | 2016-01-22 | 2016-01-22 | Environmentally friendly gas switch cabinet integral type spring operating mechanism |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316775B (en) * | 2017-08-23 | 2020-01-03 | 珠海鼎冠电气有限公司 | Inlet wire spring operating mechanism for ring main unit |
| CN107665783B (en) * | 2017-11-20 | 2019-04-23 | 北京合纵科技股份有限公司 | Lower isolation ring network cabinet interlock |
| CN111341605B (en) * | 2018-12-18 | 2021-12-31 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0058585A1 (en) * | 1981-02-13 | 1982-08-25 | Merlin Gerin | Operating mechanism for electrical switching apparatuses with three separate positions |
| CN202230913U (en) * | 2011-10-26 | 2012-05-23 | 江苏华唐电器有限公司 | Mechanical interlocking device between vacuum switch mechanism and three-station isolation switch mechanism |
| CN104091702A (en) * | 2014-06-10 | 2014-10-08 | 沈阳昊诚电气股份有限公司 | Outdoor side-installed type spring operation mechanism |
| CN105070550A (en) * | 2015-07-20 | 2015-11-18 | 江苏华唐电器有限公司 | Solid insulation cabinet operating mechanism |
| CN205542557U (en) * | 2016-01-22 | 2016-08-31 | 沈阳昊诚电气有限公司 | Environmental protection gas switch is integral type spring -operated mechanism for cabinet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3484849B2 (en) * | 1995-12-25 | 2004-01-06 | 株式会社明電舎 | Switchgear |
-
2016
- 2016-01-22 CN CN201610046301.7A patent/CN106997825B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0058585A1 (en) * | 1981-02-13 | 1982-08-25 | Merlin Gerin | Operating mechanism for electrical switching apparatuses with three separate positions |
| CN202230913U (en) * | 2011-10-26 | 2012-05-23 | 江苏华唐电器有限公司 | Mechanical interlocking device between vacuum switch mechanism and three-station isolation switch mechanism |
| CN104091702A (en) * | 2014-06-10 | 2014-10-08 | 沈阳昊诚电气股份有限公司 | Outdoor side-installed type spring operation mechanism |
| CN105070550A (en) * | 2015-07-20 | 2015-11-18 | 江苏华唐电器有限公司 | Solid insulation cabinet operating mechanism |
| CN205542557U (en) * | 2016-01-22 | 2016-08-31 | 沈阳昊诚电气有限公司 | Environmental protection gas switch is integral type spring -operated mechanism for cabinet |
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| Publication number | Publication date |
|---|---|
| CN106997825A (en) | 2017-08-01 |
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