CN104867769B - Linkage structure of single-phase circuit breaker and disconnecting switch - Google Patents
Linkage structure of single-phase circuit breaker and disconnecting switch Download PDFInfo
- Publication number
- CN104867769B CN104867769B CN201510289391.8A CN201510289391A CN104867769B CN 104867769 B CN104867769 B CN 104867769B CN 201510289391 A CN201510289391 A CN 201510289391A CN 104867769 B CN104867769 B CN 104867769B
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- Prior art keywords
- circuit breaker
- disconnecting switch
- vertical
- phase
- linkage structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
A linkage structure of a single-phase circuit breaker and a disconnecting switch belongs to the technical field of power distribution equipment. The linkage structure can improve the operational safety of reactive power compensators as well as the safety of operation staff. The linkage structure comprises a cabinet, the internal upper portion of the cabinet is provided with the single-phase vacuum circuit breaker, and the internal middle portion of the cabinet is provided with the disconnecting switch. The linkage structure is characterized in that a front door of the cabinet is provided with an electromagnetic lock, the inner wall of the front door is provided with a vertical guide groove, a baffle plate of an operation hole of the disconnecting switch is arranged in the vertical guide groove in a sliding manner, the front end of a transverse lift button penetrates a vertical strip hole in the front door and is connected with the baffle plate of the operation hole of the disconnecting switch, and the operation hole of the disconnecting switch is arranged in the front door under the vertical strip hole.
Description
Technical field
The invention belongs to the chain knot of controller switching equipment technical field, more particularly, to a kind of single-phase circuit breaker and disconnecting switch
Structure.
Background technology
Single-phase vacuum circuit breaker is mainly used in reactive-load compensation operating passing zero device, operating passing zero refer to voltage zero-cross put into and
Current over-zero is excised.Voltage zero-cross puts into: in the supply voltage moment equal with condenser voltage by capacitor access system, this
Sample would not produce and shove.Current over-zero is excised: the voltage of capacitor and electric current have 90 degree of phase contrast, therefore in certain phase voltage
Peak value moment (certain phase current is zero) disconnect it is possible to realize condenser current zero passage excision.Thus realizing vacuum circuit breaker
The no electric arc disjunction of make and break contact.
Reactive power compensator is mainly installed 3 single-phase vacuum circuit breakers to meet 3 phase voltage zero passages inputs and electric current at present
Zero passage is excised.And the division position of each single-phase circuit breaker is determined according to the auxiliary contact of 3 single-phase vacuum circuit breakers.Due to
Operator make an inspection tour at the scene and overhaul the auxiliary contact that can't see single-phase vacuum circuit breaker during reactive power compensator it is impossible in time
Accurately determine the actual division position of each single-phase vacuum circuit breaker, make an inspection tour to site operation personnel and maintenance makes troubles.
Content of the invention
The present invention is aiming at the problems referred to above, provides a kind of reactive power compensator that improves to run the safety with operator
Single-phase circuit breaker and disconnecting switch linkage structure.
For achieving the above object, the present invention adopts the following technical scheme that, the present invention includes cabinet, and cabinet internal upper part is provided with
Single-phase vacuum circuit breaker, in cabinet, middle part is provided with disconnecting switch, and its structural feature cabinet Qianmen is provided with electromagnetic lock, Qianmen
Vertical gathering sill is provided with medial wall, slides in vertical gathering sill and be provided with isolator operation hole baffle plate, one laterally carries button
Front end pass through Qianmen on vertical strip hole be connected with isolator operation hole baffle plate, the Qianmen below vertical strip hole is every
Leave pass handle hole.
The upper end of described isolator operation hole baffle plate is connected with connecting plate lower end by locating shaft, and connecting plate upper shaft connects
Riser lower end, riser upper shaft connects the first vertical fan-shaped turntable outer lower portion, the first vertical fan-shaped turntable outer upper axle
Connect rotor plate lower end, rotor plate upper shaft switches through motion block outer end, moving block the inner is connected with the operating shaft of single-phase vacuum circuit breaker,
First vertical fan-shaped turntable medial center axle connects the installing rack of single-phase vacuum circuit breaker.
As another kind of preferred version, the single-phase vacuum open circuit between the first vertical fan-shaped turntable of the present invention and Qianmen
The installing rack upper shaft of device connects the second vertical fan-shaped turntable medial center, in the first vertical fan-shaped turntable and the second vertical fan-shaped turntable
Portion passes through transverse linkage bar and is connected, and transverse linkage bar connects described connecting plate near Qianmen one end through the second vertical fan-shaped turntable axle
Upper end.
As a kind of preferred version, cabinet side of the present invention is provided with single-phase vacuum circuit breaker division position and observes
Window；Described first vertical fan-shaped turntable is provided with separating brake towards on the curved wall of cabinet side and indicates and combined floodgate sign, separating brake
Indicate and be arranged on the lower section indicating of closing a floodgate, the position of observation window corresponds to the position setting that combined floodgate indicates and separating brake indicates.
As another kind of preferred version, the lower end of isolator operation hole of the present invention baffle plate corresponds to described electromagnetic lock
Horizontal locking bar be provided with located lateral hole.
As another kind of preferred version, the disconnecting switch of the present invention isolation corresponding with described isolator operation hole
Terminal pad is provided with switching manipulation axle, terminal pad end axis connect disconnecting switch breaking-closing operating end.
As another kind of preferred version, disconnecting switch of the present invention adopts gn24-12d q/630 type disconnecting switch.
As another kind of preferred version, the control signal input of electromagnetic lock of the present invention is connected into described single-phase vacuum
The normally opened contact of chopper.
Secondly, single-phase vacuum circuit breaker of the present invention adopts the open circuit of ism/tel-12-20/630-089 type single-phase vacuum
Device.
In addition, connecting plate of the present invention is vertical z shape connecting plate.
Beneficial effect of the present invention.
The present invention passes through to arrange vertical gathering sill, isolator operation hole baffle plate, connecting plate, riser, fan-shaped turntable, turns
Dynamic plate, moving block linkage structure；The maloperation of disconnecting switch can be prevented, it is to avoid it is negative that electromagnetic lock accidental damage causes operator to carry
The generation of lotus disconnecting switch operation problem；Improve reactive power compensator and run the safety with operator.
Present invention setting carries button, is easy to adjust isolator operation hole baffle plate manually to determine the locking bar position on electromagnetic lock
Put.
Brief description
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to
Statement in herein below.
Fig. 1 is present configuration schematic diagram.
Fig. 2 is side view of the present invention.
Fig. 3 is isolator operation hole of the present invention baffle part associated component structural representation.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the vertical fan-shaped turntable part associated component structural representation of the present invention first.
Fig. 6 is the side view of Fig. 5.
Fig. 7 is the top view of Fig. 5.
Fig. 8 is isolator operation axle of the present invention and be connected disc portion associated component structural representation.
Fig. 9 is single-phase vacuum circuit breaker of the present invention in open position structural representation.
Figure 10 is single-phase vacuum circuit breaker of the present invention in closing position structural representation.
In figure, 1- disconnecting switch, 2- Qianmen, 3- single-phase vacuum circuit breaker, the observation of 4- division position, 5- isolator operation
Hole baffle plate, the vertical fan-shaped turntable of 6- second, 7- electromagnetic lock, 8- locking bar, the vertical gathering sill of 9-, 10- carry button, 11- connecting plate, 12-
Riser, the vertical fan-shaped turntable of 13- first, 14- rotor plate, 15- moving block, 16- isolator operation axle, 17- locating shaft,
18- gangbar, 20- isolator operation hole, 21- terminal pad, 22- installing rack, 23- close a floodgate and indicate.
Specific embodiment
As illustrated, the present invention includes cabinet, cabinet internal upper part is provided with single-phase vacuum circuit breaker, middle part setting in cabinet
There is disconnecting switch, its structural feature cabinet Qianmen is provided with electromagnetic lock, Qianmen medial wall is provided with vertical gathering sill, vertically
Slide in gathering sill and be provided with isolator operation hole baffle plate, one laterally carry button front end pass through vertical strip hole on Qianmen with every
Leave pass handle hole baffle plate to be connected, the Qianmen below vertical strip hole is isolator operation hole.
The upper end of described isolator operation hole baffle plate is connected with connecting plate lower end by locating shaft, and connecting plate upper shaft connects
Riser lower end, riser upper shaft connects the first vertical fan-shaped turntable outer lower portion, the first vertical fan-shaped turntable outer upper axle
Connect rotor plate lower end, rotor plate upper shaft switches through motion block outer end, moving block the inner is connected with the operating shaft of single-phase vacuum circuit breaker,
First vertical fan-shaped turntable medial center axle connects the installing rack of single-phase vacuum circuit breaker.
It is vertical that the installing rack upper shaft of the single-phase vacuum circuit breaker between described first vertical fan-shaped turntable and Qianmen connects second
Fan-shaped turntable medial center, the first vertical fan-shaped turntable is connected by transverse linkage bar with the middle part of the second vertical fan-shaped turntable, horizontal
Connect described connecting plate upper end to gangbar close Qianmen one end through the second vertical fan-shaped turntable axle.Arrange two groups vertically fan-shaped turn
Disk, single unit system is compact, chain motion stabilization, reliability.Pass through in the middle part of first vertical fan-shaped turntable and the second vertical fan-shaped turntable
Transverse linkage bar is connected, and makes the synchronization that two group of first vertical fan-shaped turntable rotates.
Described cabinet side is provided with single-phase vacuum circuit breaker division position observation window；Described first vertical fan-shaped turntable court
Separating brake is provided with the curved wall of cabinet side indicate and combined floodgate sign, separating brake indicates and is arranged on the lower section indicating of closing a floodgate,
The position of observation window corresponds to close a floodgate and indicates the position setting indicating with separating brake.Setting division position observation window, is easy to check list
The division gate position of phase vacuum circuit breaker.
The horizontal locking bar that the lower end of described isolator operation hole baffle plate corresponds to described electromagnetic lock is provided with located lateral
Hole.
It is provided with terminal pad on the described disconnecting switch isolator operation axle corresponding with described isolator operation hole,
Terminal pad end axis connect disconnecting switch breaking-closing operating end.
Described disconnecting switch adopts gn24-12d q/630 type disconnecting switch.
The control signal input of described electromagnetic lock is connected into the normally opened contact of described single-phase vacuum circuit breaker；Protect further
Card single-phase vacuum circuit breaker cannot separate disconnecting switch in closing position.
Described single-phase vacuum circuit breaker adopts ism/tel-12-20/630-089 type single-phase vacuum circuit breaker.
Described connecting plate is vertical z shape connecting plate.Setting z shape connecting plate, diagnosis and treatment compact overall structure, linkage effect is good.
The work process of the present invention is described below in conjunction with the accompanying drawings.
The divide-shut brake of single-phase vacuum circuit breaker of the present invention drives moving block to rotate through rotor plate and drives rotating disk pulling lifting
Strip is dynamically connected plate, makes isolator operation hole baffle plate block isolator operation hole, prevents on-load division disconnecting switch.
When single-phase vacuum circuit breaker is in closing position as shown in figure 3, the locking bar of electromagnetic lock inserts isolator operation hole
In the location hole of baffle plate lower end, isolator operation hole baffle plate blocks isolator operation hole, it is to avoid single-phase vacuum circuit breaker closes
During lock, division disconnecting switch.
Single-phase vacuum circuit breaker is changed into open position from closing position after rotating clockwise certain angle in closing position,
The operating shaft of single-phase vacuum circuit breaker rotates clockwise drive moving block and rotates and drive first vertical fan-shaped turn by rotor plate
Disk drives the second vertical fan-shaped turntable synchronously to rotate clockwise by gangbar, drives riser to pass through connecting plate and locating shaft handle
Isolator operation hole baffle plate is lifted up in vertical gathering sill, and to after open position, the isolator operation hole on Qianmen does not have
It is isolated switch handle hole baffle plate shelves to live, can be with isolator operation handle in the case of single-phase vacuum circuit breaker separating brake
Carry out the division operation of disconnecting switch in insertion isolator operation hole.
It is understood that above with respect to the specific descriptions of the present invention, being merely to illustrate the present invention and be not limited to this
Technical scheme described by inventive embodiments, it will be understood by those within the art that, still the present invention can be carried out
Modification or equivalent, to reach identical technique effect；As long as meet use needs, all protection scope of the present invention it
Interior.
Claims (7)
1. the linkage structure of single-phase circuit breaker and disconnecting switch, including cabinet, cabinet internal upper part is provided with single-phase vacuum circuit breaker,
In cabinet, middle part is provided with disconnecting switch it is characterised in that being provided with electromagnetic lock on cabinet Qianmen, and Qianmen is provided with medial wall
Vertical gathering sill, slides in vertical gathering sill and is provided with isolator operation hole baffle plate, and one laterally carries button front end passes through on Qianmen
Vertical strip hole be connected with isolator operation hole baffle plate, on the Qianmen below vertical strip hole be isolator operation hole；
The upper end of described isolator operation hole baffle plate is connected with connecting plate lower end by locating shaft, and connecting plate upper shaft connects lifting
Plate lower end, riser upper shaft connects the first vertical fan-shaped turntable outer lower portion, and the first vertical fan-shaped turntable outer upper axle switches through
Dynamic plate lower end, rotor plate upper shaft switches through motion block outer end, and moving block the inner is connected with the operating shaft of single-phase vacuum circuit breaker, and first
Vertical fan-shaped turntable medial center axle connects the installing rack of single-phase vacuum circuit breaker；
The installing rack upper shaft of the single-phase vacuum circuit breaker between described first vertical fan-shaped turntable and Qianmen connects the second vertical sector
Rotating disk medial center, the first vertical fan-shaped turntable is connected by transverse linkage bar with the middle part of the second vertical fan-shaped turntable, laterally joins
Lever connects described connecting plate upper end near Qianmen one end through the second vertical fan-shaped turntable axle；
Described cabinet side is provided with single-phase vacuum circuit breaker division position observation window；Described first vertical fan-shaped turntable is towards cabinet
Separating brake is provided with the curved wall of body side surface indicate and combined floodgate sign, separating brake indicates and is arranged on the lower section indicating of closing a floodgate, observation
The position of window corresponds to close a floodgate and indicates the position setting indicating with separating brake.
2. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described disconnecting switch
The horizontal locking bar that the lower end of handle hole baffle plate corresponds to described electromagnetic lock is provided with located lateral hole.
3. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described disconnecting switch
Terminal pad is provided with the isolator operation axle corresponding with described isolator operation hole, terminal pad end axis connect keeps apart
Close breaking-closing operating end.
4. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described disconnecting switch
Using gn24-12d q/630 type disconnecting switch.
5. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described electromagnetic lock
Control signal input is connected into the normally opened contact of described single-phase vacuum circuit breaker.
6. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described single-phase vacuum
Chopper adopts ism/tel-12-20/630-089 type single-phase vacuum circuit breaker.
7. according to claim 1 the linkage structure of single-phase circuit breaker and disconnecting switch it is characterised in that described connecting plate is
Vertical z shape connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510289391.8A CN104867769B (en) | 2015-06-01 | 2015-06-01 | Linkage structure of single-phase circuit breaker and disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510289391.8A CN104867769B (en) | 2015-06-01 | 2015-06-01 | Linkage structure of single-phase circuit breaker and disconnecting switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104867769A CN104867769A (en) | 2015-08-26 |
| CN104867769B true CN104867769B (en) | 2017-01-25 |
Family
ID=53913541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510289391.8A Active CN104867769B (en) | 2015-06-01 | 2015-06-01 | Linkage structure of single-phase circuit breaker and disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104867769B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2917500B2 (en) * | 1990-11-08 | 1999-07-12 | 株式会社明電舎 | Interlock device |
| DE19900219B4 (en) * | 1999-01-07 | 2006-07-20 | Fritz Driescher KG Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co | locking device |
| CN201886929U (en) * | 2010-12-23 | 2011-06-29 | 广东北江开关厂有限公司 | Interlocking mechanism of circuit breaker and isolating switch of switch cabinet |
| CN202059179U (en) * | 2011-06-15 | 2011-11-30 | 辽宁电能发展股份有限公司 | Reactive power compensation device of indoor cabinet type capacitor |
| CN203300504U (en) * | 2013-06-04 | 2013-11-20 | 山西太钢不锈钢股份有限公司 | Mechanical locking device for high tension switch cabinet |
| CN103794997B (en) * | 2013-12-03 | 2016-01-13 | 辽宁当凯电力有限公司 | The five-prevention interlocking device of bypass middle-placed switch cabinet |
| CN204216472U (en) * | 2014-11-13 | 2015-03-18 | 常熟开关制造有限公司(原常熟开关厂） | A kind of fixed vacuum breaker cabinet |
| CN204614695U (en) * | 2015-06-01 | 2015-09-02 | 辽宁电能发展股份有限公司 | The linkage structure of single-phase circuit breaker and isolating switch |
-
2015
- 2015-06-01 CN CN201510289391.8A patent/CN104867769B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104867769A (en) | 2015-08-26 |
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