CN106711830A - Longitudinal rotary isolated vacuum circuit breaker - Google Patents
Longitudinal rotary isolated vacuum circuit breaker Download PDFInfo
- Publication number
- CN106711830A CN106711830A CN201611096690.0A CN201611096690A CN106711830A CN 106711830 A CN106711830 A CN 106711830A CN 201611096690 A CN201611096690 A CN 201611096690A CN 106711830 A CN106711830 A CN 106711830A
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- CN
- China
- Prior art keywords
- switch
- component
- vacuum
- groups
- pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/12—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal
- H02B11/167—Switchgear having carriage withdrawable for isolation with isolation by horizontal withdrawal truck type
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
Abstract
The invention relates to a longitudinal rotary isolated vacuum circuit breaker, which is structurally characterized in that an isolated switching mechanism, a circuit breaker or load switching mechanism, a solid-sealed polar pole and a transmission assembly are installed on a switching mechanism box body, isolated switching assemblies are divided into a group A and a group B, the group A of isolated switching assembles are installed on static-end contacts of the isolated switching mechanism and the solid-sealed polar pole, the group B of isolated switching assemblies are installed on vacuum arc-extinguishing chamber moving-end outgoing line bases of the isolated switching mechanism and the solid-sealed polar pole, the group A of isolated switching assemblies and the group B of isolated switching assemblies realize synchronous operations, an insulating pull rod assembly is installed on the solid-sealed polar pole and the transmission assembly, and an output end of the circuit breaker or load switching mechanism is connected with the transmission assembly. The advantages are that 1) the isolated vacuum circuit breaker is of a longitudinal rotary move-off type, and no part is required to be removed when the isolated vacuum circuit breaker is pulled out; 2) the isolated vacuum circuit breaker is convenient to produce, debug and maintain; 3) primary conducting loops only rely on air insulation, and the reliability is high; and 4) no SF6 and no harmful gas is generated, all parts can be recycled when reaching the service life, so that the isolated vacuum circuit breaker adapts to the demand of environmental protection.
Description
Technical field
The present invention is a kind of novel longitudinal rotation isolated vacuum breaker.Belong to high voltage electrical apparatus technical field.
Background technology
Current vacuum circuit breaker is had been widely used in switch cubicle, and the switch cabinet main of in the market is put in having KYN28-12
Cabinet, HXGN15-12 fix cabinet, SF6 gas-filling cabinets, solid insulation cabinet and dry air and N2 gas-filling cabinets etc..In traditional KYN28-12
The switch element for putting cabinet can be extracted out, convenient maintenance, but its volume is big, and floor space is big, uneconomical;SF6 gas-filling cabinets, solid insulation
Cabinet and dry air and N2 Inflatable cabinet bodies are compact, but SF6 is greenhouse gases, and SF6 gas-filling cabinets are unfavorable for environmental protection, solid
Insulation cabinet uses substantial amounts of epoxy resin, and shelf depreciation risk is high;HXGN15-12 fixes cabinet, SF6 gas-filling cabinets, solid insulation cabinet
It is with the breaker of dry air and N2 gas-filling cabinets fixed, the operating efficiency repairing and produce and debug is inconvenient in installation
It is not high.
The content of the invention
Proposed by the present invention is a kind of vertical rotation isolated vacuum breaker, is applied to vertical rotation withdraw-type indoor AC metal closed
Switchgear(Hereinafter referred to as switch cubicle), its object is to overcome the drawbacks described above existing for prior art, with small volume, ring
Guarantor's type, function are integrated, reliability is high, the advantages of can extract out.
The technology of the present invention solution:Vertical rotation isolated vacuum breaker, its structure includes switching mechanism casing 1, keeps apart
Shutting mechanism 2, breaker or on-load switch mechanism 3, switch component 4, pole 5, transmission component 6, insulated tension pole component
7;Wherein isolating switch mechanism 2, breaker or on-load switch mechanism 3, pole 5, transmission component 6 is installed in switch mechanism box
On body 1,4 points of switch component is two groups of upper and lower A, B, and wherein A groups switch component 4 is arranged on isolating switch mechanism 2, consolidates
On the static side contact 10 of sealed pole 5, B groups switch component 4 is arranged on isolating switch mechanism 2, the vacuum extinction of pole 5
On room moved end wire outlet seat 17, two groups of switch components of A, B realize synchronization action, and insulated tension pole component 7 is arranged on pole 5
On transmission component 6, the output end of breaker or on-load switch mechanism 3 is connected with transmission component 6.
Advantages of the present invention:
1)It is vertical rotation withdraw-type, extraction need not remove any part;
2)Production, debug with it is easy to maintenance;Its compact conformation, floor space is small;
3)Primary conductive loop only relies on air insulation, highly reliable;
4)Matched somebody with somebody switch cabinet main loop is using conventional copper bar connection, and scheme autgmentability is strong;
5)Without SF6, produced without pernicious gas, all parts reach recyclable after service life;The ring of product is greatly improved
Guarantor property, adapts to ecological requirements;
6)The production efficiency of product is high, and product quality is guaranteed.
Brief description of the drawings
Accompanying drawing 1 is the structure chart of vertical rotation isolated vacuum breaker.
Accompanying drawing 2 is major loop internal structure schematic diagram in vertical rotation isolated vacuum breaker.
1 it is switching mechanism casing in figure, 2 be isolating switch mechanism, 3 be breaker or on-load switch mechanism, 4 is to keep apart
Close component, 5 be pole, 6 be transmission component, 7 be insulated tension pole component, 8 be disconnecting switch cutting blade, 9 be disconnecting switch
Operation plastics main shaft, 10 be vacuum interrupter static side contact, 11 be vacuum interrupter, 12 be vacuum interrupter transmission main shaft, 13
Be touch spring component, 14 be movable end of vacuum arc extinguishing chamber screw, 15 be transmission crank arm, 16 be flexible coupling, 17 is vacuum interrupter
Moved end wire outlet seat.
Specific embodiment
Control accompanying drawing, indulges rotation isolated vacuum breaker, and its structure includes switching mechanism casing 1, isolating switch mechanism 2, breaks
Road device or on-load switch mechanism 3, switch component 4, pole 5, transmission component 6, insulated tension pole component 7;Wherein isolate
Switching mechanism 2, breaker or on-load switch mechanism 3, pole 5, transmission component 6 are isolated on switching mechanism casing 1
4 points of switch module is two groups of upper and lower A, B, and wherein A groups switch component 4 is installed in isolating switch mechanism 2, pole 5
On static side contact 10, B groups switch component 4 is arranged on isolating switch mechanism 2, the movable end of vacuum arc extinguishing chamber of pole 5 and goes out
On line seat 17, two groups of switch components of A, B realize synchronization action, and insulated tension pole component 7 is arranged on pole 5 and transmission group
On part 6, the output end of breaker or on-load switch mechanism 3 is connected with transmission component 6.
Design is equipped with 4 groups of rollers on the switching mechanism casing 1, so that novel longitudinal rotation isolated vacuum breaker can opened
Close propulsion or extraction in cabinet.2 groups of safety valves are designed with switch cubicle, when indulging rotation isolated vacuum breaker propulsion, 2 groups of valve are certainly
Dynamic to open, when novel longitudinal rotation isolated vacuum breaker is extracted out, 2 groups of valve are automatically switched off, respectively by the bus-bar room of switch cubicle and electricity
Cable room, bus-bar room and mechanism chamber separate.This design ensure that the work safety of maintenance personal, novel longitudinal rotation isolated vacuum breaker
Can advance or extract out also so that cabinet, a secondary component are installed, copper bar overlap joint can complete independently, raising with switch scheduling and planning
The production efficiency of product and quality assurance.
The isolating switch mechanism 2 is arranged in switch casing 1, and isolating switch mechanism 2 is designed with two groups of output end difference
It is connected with upper and lower A, B group switch component 4, and drives 2 groups of synchronous axial systems of switch component 4.
The breaker or on-load switch mechanism 3 are arranged in switching mechanism casing 1, breaker or on-load switch mechanism 3
Output end be connected with transmission component 6, and drive it to rotate, transmission component 6 moves pole 5 by insulated tension pole component 7
Make.
Two groups of switch components 4 of described A, B are constituted by 3 isolator operation plastics main shafts 9, wherein disconnecting switch
Operation plastics main shaft 9 has cavity boss, 2 disconnecting switch cutting blades 8 is installed in the boss, in the switch component 4 of A groups
On the vacuum interrupter static side contact 10 that the one end of disconnecting switch cutting blade 8 is fixed on pole 5 by pivot pin, and with it is
Central rotation;One end of disconnecting switch cutting blade 8 in the switch component 4 of B groups is arranged on pole 5 by pivot pin
On movable end of vacuum arc extinguishing chamber wire outlet seat 17, and rotated centered on it, the disconnecting switch in two groups of switch components 4 of A, B is moved
Blade 8 can be engaged with the isolate upper contact head, the lower contact of isolation of switch cubicle respectively.Isolation in two groups of switch components 4 of A, B
The other end both sides of movable switch knife piece 8 are designed with insulation protective board.
The pole 5 is formed by poured with epoxy resin, and the one end of vacuum interrupter static side contact 10 is solid by screw
It is scheduled on the static side of vacuum interrupter 11, keeping apart in the other end of vacuum interrupter static side contact 10 and A groups switch component 4
Close cutting blade 8 to be connected, the moved end of vacuum interrupter 11 is connected by movable end of vacuum arc extinguishing chamber screw 14 with 16 one end that are flexible coupling,
It is flexible coupling 16 other end and movable end of vacuum arc extinguishing chamber wire outlet seat 17 is fixed by screws on pole 5, vacuum interrupter
Moved end wire outlet seat 17 is connected with the disconnecting switch cutting blade 8 in B groups switch component 4, and pole 5 is installed by pivot pin
The middle part of transmission crank arm 15, one end of transmission crank arm 15 is connected with movable end of vacuum arc extinguishing chamber screw 14, transmission crank arm 15 it is another
End is connected with touch spring component 13.
The transmission component 6 is made up of the connecting lever and bearing pin on vacuum interrupter transmission main shaft 12 and main shaft, transmission
The one end of component 6 is connected with the output end of breaker or on-load switch mechanism 3, the other end and the insulated tension pole component 7 of transmission component 6
In touch spring component 13 be connected.
The insulated tension pole component 7 is made up of touch spring component 13 and insulator and rod end bearing, touch spring group
The one end of part 13 is connected with transmission component 6, and the other end of touch spring component 13 is connected with transmission crank arm 15.
Indulging the major loop working condition of the switch element of rotation isolated vacuum breaker is:In the switch component 4 of A groups
Disconnecting switch cutting blade 8 isolates upper contact head engagement with switch cubicle, disconnecting switch cutting blade 8 in the switch component 4 of B groups and
The lower contact engagement of switch cubicle isolation, vacuum interrupter 11 closes a floodgate;Galvanic circle isolates upper contact head, A groups and keeps apart by switch cubicle
The disconnecting switch cutting blade 8 in component 4, vacuum interrupter static side contact 10, vacuum interrupter 11, the 16, vacuum that is flexible coupling is closed to go out
The lower contact composition of disconnecting switch cutting blade 8, switch cubicle isolation in the switch component 4 of arc chamber moved end wire outlet seat 17, B groups.
Its sequence of movement is:First disconnecting switch operation mechanism 2, isolating switch mechanism 2 drives isolator operation plastics main shaft 9 to rotate,
Then the disconnecting switch cutting blade 8 in the switch component 4 of two groups of A, B is driven respectively to switch cubicle isolation upper contact head, switch
The lower contact of cabinet isolation is rotated, and engages it, and disconnecting switch is in closing position;Operating breaker or on-load switch mechanism 3,
Vacuum interrupter transmission main shaft 12, touch spring component 13, transmission crank arm 15, movable end of vacuum arc extinguishing chamber screw 14 are driven to combined floodgate
Position is moved, and movable end of vacuum arc extinguishing chamber screw 14 drives vacuum interrupter 11 to close a floodgate, and connects breaker, and performance loop completes to lead
It is logical.
The handcart of vertical rotation isolated vacuum breaker is designed with locking mechanism, is provided with unlocked position and latched position;Work as handcart
When being in the unlocked position, handcart can advance and extract out switch cubicle, and now disconnecting switch cannot be operated;When handcart is in locking
During position, handcart cannot advance and extract out cabinet, and now disconnecting switch can be operated;Unlocking can hang with the handle of locking
Lock, it is safe and reliable;Only when disconnecting switch is in isolated location, handcart can just advance and extract out cabinet.
To indulge rotation withdraw-type, extraction need not remove any part, production, debugging and maintenance to this vertical rotation isolated vacuum breaker
It is convenient;Its compact conformation, floor space is small;Primary conductive loop only relies on air insulation, highly reliable;Institute is returned with switch cabinet main
Road is using conventional copper bar connection, and scheme autgmentability is strong;Consider that current class is high in original design, without SF6, the advantages of environmentally friendly.
Claims (10)
1. rotation isolated vacuum breaker is indulged, it is characterized in that being opened including switching mechanism casing, isolating switch mechanism, breaker or load
Shutting mechanism, switch component, pole, transmission component, insulated tension pole component;Wherein isolating switch mechanism, breaker or
On-load switch mechanism, pole, transmission component are arranged on switching mechanism casing, and switch component is divided into upper and lower A, B two
Group, wherein A groups switch component are arranged on isolating switch mechanism, the static side contact of pole, B group switch components
On isolating switch mechanism, the movable end of vacuum arc extinguishing chamber wire outlet seat of pole, two groups of switch components of A, B are realized same
Step act, insulated tension pole component be arranged on pole and transmission component on, the output end of breaker or on-load switch mechanism with
Transmission component is connected.
2. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that designing dress on the switching mechanism casing
There are 4 groups of rollers, so that vertical rotation isolated vacuum breaker is advanced or extracted out in switch cubicle;2 groups of safety are designed with switch cubicle living
Door, when indulging rotation isolated vacuum breaker propulsion, 2 groups of valve are automatically opened up, when vertical rotation isolated vacuum breaker is extracted out, 2 groups of valve
It is automatically switched off, respectively separates the bus-bar room of switch cubicle with cable vault, bus-bar room and mechanism chamber.
3. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the isolating switch mechanism is arranged on opening
Close in casing, isolating switch mechanism is designed with two groups of output ends and is connected with upper and lower A, B group switch component respectively, and drive 2
Group switch component synchronous axial system.
4. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the breaker or on-load switch mechanism
In switch mechanism box body, the output end of breaker or on-load switch mechanism is connected with transmission component, and drives it to rotate,
Transmission component acts pole by insulated tension pole component.
5. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that two groups of switch components 4 of described A, B
Constituted by 3 isolator operation plastics main shafts, wherein isolator operation plastics main shaft has cavity boss, peace in the boss
2 disconnecting switch cutting blades are filled, the disconnecting switch cutting blade one end in the switch component of A groups is fixed on sealing by pivot pin
On vacuum interrupter static side contact on pole, and rotated centered on it;Disconnecting switch in the switch component of B groups is moved
Blade one end is arranged on the movable end of vacuum arc extinguishing chamber wire outlet seat on pole by pivot pin, and is rotated centered on it, A, B
Disconnecting switch cutting blade in two groups of switch components is engaged with the isolate upper contact head, the lower contact of isolation of switch cubicle respectively;A、B
The other end both sides of the disconnecting switch cutting blade in two groups of switch components are designed with insulation protective board.
6. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the pole is by epoxy resin
Cast is formed, and vacuum interrupter static side contact one end is fixed by screws in vacuum interrupter static side, and vacuum interrupter static side is touched
The other end of head is connected with the disconnecting switch cutting blade in A group switch components, and the moved end of vacuum interrupter passes through vacuum
Movable end of arc extinguishing chamber screw is connected with the one end that is flexible coupling, and the other end and movable end of vacuum arc extinguishing chamber wire outlet seat being flexible coupling are solid by screw
It is scheduled on pole, movable end of vacuum arc extinguishing chamber wire outlet seat is connected with the disconnecting switch cutting blade in B group switch components,
Pole installs the middle part of transmission crank arm by pivot pin, and one end and the movable end of vacuum arc extinguishing chamber mode connects for screw of transmission crank arm are passed
The other end of dynamic connecting lever is connected with touch spring component.
7. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the transmission component is by vacuum extinction
Connecting lever and bearing pin composition on room transmission main shaft and main shaft,
Transmission component one end is connected with the output end of breaker or on-load switch mechanism, the other end and insulated tension pole of transmission component
Touch spring component in component is connected.
8. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the insulated tension pole component is by contact bullet
Spring component and insulator and rod end bearing composition, touch spring component one end are connected with transmission component, touch spring component
The other end is connected with transmission crank arm.
9. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the major loop of the switch element, its work
It is as state:Disconnecting switch cutting blade in the switch component of A groups isolates upper contact head engagement, the isolation of B groups with switch cubicle
Disconnecting switch cutting blade in switch module isolates lower contact engagement with switch cubicle, and vacuum interrupter closes a floodgate;Galvanic circle is by opening
The disconnecting switch cutting blade in cabinet isolation upper contact head, the switch component of A groups, vacuum interrupter static side contact, vacuum is closed to go out
Arc chamber, be flexible coupling, the disconnecting switch cutting blade in movable end of vacuum arc extinguishing chamber wire outlet seat, the switch component of B groups, switch cubicle every
From lower contact composition;Its sequence of movement is:First disconnecting switch operation mechanism, isolating switch mechanism drives isolator operation plastics
Main shaft rotates, and then drives the disconnecting switch cutting blade in the switch component of two groups of A, B respectively to tactile in switch cubicle isolation
Head, the lower contact of switch cubicle isolation are rotated, and engage it, and disconnecting switch is in closing position;Operating breaker or load are opened
Shutting mechanism, drives vacuum interrupter transmission main shaft, touch spring component, transmission crank arm, movable end of vacuum arc extinguishing chamber screw to combined floodgate
Position is moved, and movable end of vacuum arc extinguishing chamber screw drives vacuum interrupter to close a floodgate, and connects breaker, and performance loop completes conducting.
10. vertical rotation isolated vacuum breaker according to claim 1, it is characterized in that the switch element is provided with handcart, hand
Car is provided with unlocked position and latched position;When handcart is in the unlocked position, handcart can advance and extract out switch cubicle, this after
Pass is left not operate;When handcart is in the locked position, handcart does not advance and extracts out cabinet, and now disconnecting switch is operable;Solution
Lock and the handle padlockable for locking;When disconnecting switch is in isolated location, handcart propulsion, extraction cabinet.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611096690.0A CN106711830A (en) | 2016-12-02 | 2016-12-02 | Longitudinal rotary isolated vacuum circuit breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611096690.0A CN106711830A (en) | 2016-12-02 | 2016-12-02 | Longitudinal rotary isolated vacuum circuit breaker |
Publications (1)
Publication Number | Publication Date |
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CN106711830A true CN106711830A (en) | 2017-05-24 |
Family
ID=58935597
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611096690.0A Pending CN106711830A (en) | 2016-12-02 | 2016-12-02 | Longitudinal rotary isolated vacuum circuit breaker |
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CN (1) | CN106711830A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109449027A (en) * | 2018-12-05 | 2019-03-08 | 河南华盛隆源电气有限公司 | A kind of built-in breaker being isolated |
CN111371031A (en) * | 2020-03-18 | 2020-07-03 | 南通苏源恒炫电气有限公司 | Intelligent withdrawable high-voltage circuit breaker |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1287301A (en) * | 1968-10-07 | 1972-08-31 | Alsthom Cgee | Cubicle switchgear |
CN203690782U (en) * | 2013-09-12 | 2014-07-02 | 袁茂银 | Breaker assembly |
CN105490199A (en) * | 2016-01-21 | 2016-04-13 | 上海攀森电气设备有限公司 | Drawer type air insulated ring network cabinet |
CN206259640U (en) * | 2016-12-02 | 2017-06-16 | 上海攀森电气设备有限公司 | Vertical rotation isolated vacuum breaker |
-
2016
- 2016-12-02 CN CN201611096690.0A patent/CN106711830A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1287301A (en) * | 1968-10-07 | 1972-08-31 | Alsthom Cgee | Cubicle switchgear |
CN203690782U (en) * | 2013-09-12 | 2014-07-02 | 袁茂银 | Breaker assembly |
CN105490199A (en) * | 2016-01-21 | 2016-04-13 | 上海攀森电气设备有限公司 | Drawer type air insulated ring network cabinet |
CN206259640U (en) * | 2016-12-02 | 2017-06-16 | 上海攀森电气设备有限公司 | Vertical rotation isolated vacuum breaker |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109449027A (en) * | 2018-12-05 | 2019-03-08 | 河南华盛隆源电气有限公司 | A kind of built-in breaker being isolated |
CN109449027B (en) * | 2018-12-05 | 2024-02-09 | 河南华盛隆源电气有限公司 | Built-in isolated circuit breaker |
CN111371031A (en) * | 2020-03-18 | 2020-07-03 | 南通苏源恒炫电气有限公司 | Intelligent withdrawable high-voltage circuit breaker |
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PB01 | Publication | ||
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Application publication date: 20170524 |