CN205943919U - Vacuum circuit breaker's locking means - Google Patents
Vacuum circuit breaker's locking means Download PDFInfo
- Publication number
- CN205943919U CN205943919U CN201620905691.4U CN201620905691U CN205943919U CN 205943919 U CN205943919 U CN 205943919U CN 201620905691 U CN201620905691 U CN 201620905691U CN 205943919 U CN205943919 U CN 205943919U
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- CN
- China
- Prior art keywords
- circuit breaker
- guide rail
- bearing
- vacuum circuit
- pressing plate
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a vacuum circuit breaker's locking means belongs to power equipment technical field. It includes vacuum circuit breaker, the limit locking subassembly, vacuum circuit breaker installs on the circuit breaker support, the circuit breaker support can slide the setting on the support guide rail in the front and back, the interlocking clamp plate of limit locking subassembly can slide from top to bottom and set up on the clamp plate guide rail, the mortise lock is located one side of interlocking clamp plate, the lower extreme of connecting rod articulates the upper end at the interlocking clamp plate, the upper end of connecting rod and the one end of pendulum rod are articulated, the other end and the rocker of pendulum rod are articulated, spacing swing bearing articulates on the rocker, limiting bolt's one end articulates on spacing swing bearing, limiting bolt's the other end can pass the spacing groove, the torsional spring sets up on the rocker with the axle center, the one end and the laminating of torsional spring separation blade of torsional spring, the other end and the laminating of support guide rail of torsional spring. The utility model discloses it is spacing to carry out vacuum circuit breaker's moving contact the locking, prevents moving contact and quiet male contact, has not only guaranteed the safety of equipment, moreover the good reliability.
Description
Technical field
This utility model is related to electrical equipment technical field, particularly to a kind of locking system of vacuum circuit breaker.
Background technology
Power equipment mainly includes with generating equipment and power supply unit two big class, and generating equipment is mainly station boiler, steaming
Steam turbine, gas turbine, the hydraulic turbine, electromotor, transformator etc., power supply unit is mainly the power transmission line of various electric pressures
Road, transformer, catalyst etc..High-voltage Incoming Cabinet is a kind of common power equipment.High-voltage Incoming Cabinet is mainly disjunction, closure
Circuit between electrical network and user, has relay protection function and instruction electrical equipment；It is used for protecting customer power supply circuit and electrical equipment,
There is major break down in circuit or equipment, local protection.During inefficacy, it departs from electric network source accident equipment or circuit in time.Very
Common part, vacuum circuit breaker in High-voltage Incoming Cabinet during empty chopper " because after its arc-extinguishing medium and arc extinguishing contact gap exhausted
Edge medium is all fine vacuum and gains the name；It has the advantages that small volume, lightweight, be applied to frequent operation, arc extinguishing without maintenance,
Power distribution network is applied and more popularizes.Vacuum circuit breaker is 3～10kV, the indoor distribution in 50Hz three-phase alternating current system,
It is available for industrial and mining establishment, power plant, is used as the protection of electric equipment and control in transformer station, be particularly well-suited to require oil-free
Change, the field of employment of few maintenance and frequent operation, chopper be configurable on middle-placed switch cabinet, double-layer cabinet, in fixing cabinet as controlling and
Protection high voltage electric equipment is used.Self power generation cabinet is as stand-by power supply device, during the work of self power generation cabinet, the vacuum in High-voltage Incoming Cabinet
Chopper needs to ensure locking it is ensured that the safety of equipment.
Utility model content
The purpose of this utility model is to provide a kind of locking system of vacuum circuit breaker, and the moving contact of vacuum circuit breaker is entered
Row locking is spacing, prevents moving contact from contacting with static contact, not only ensure that the safety of equipment, and good reliability.
This utility model solves its technical problem and be employed technical scheme comprise that：
A kind of locking system of vacuum circuit breaker, it includes vacuum circuit breaker, moving contact, contact box, static contact, chopper
Bearing, bearing guide rail, limitation locking assembly, described vacuum circuit breaker is arranged on chopper bearing, and described chopper bearing can
Slide anteroposterior is arranged on bearing guide rail, and described bearing guide rail is fixed in the cabinet of High-voltage Incoming Cabinet, and described moving contact is installed
On vacuum circuit breaker, described contact box is fixed in the cabinet of High-voltage Incoming Cabinet, and described static contact is arranged on contact box, high
It is provided with mortise lock in the cabinet door of pressure incoming line cabinet, the cabinet door of High-voltage Incoming Cabinet is additionally provided with notch, the side of described bearing guide rail
It is provided with limitation locking assembly, described limitation locking assembly includes interlock pressing plate, pressing plate guide rail, connecting rod, fork, rocking bar, rocking bar
Fulcrum bearing, the first support plate, the second support plate, spacing gantry pillars, limit bolt, torsion spring, described pressing plate guide rail is vertically arranged
In the cabinet door of High-voltage Incoming Cabinet, described interlocking pressing plate can slide up and down and be arranged on pressing plate guide rail, and described interlocking pressing plate sets
It is equipped with pressure tongue, described pressure tongue stretches out the notch of cabinet door, the side of described interlocking pressing plate is additionally provided with locking hole, and described mortise lock is located at
The side of interlocking pressing plate, described mortise lock arranges locking head, and described rocking bar is rotatably provided in rocking bar fulcrum bearing, described rocking bar
Fulcrum bearing is fixed on bearing guide rail side, and the lower end of described connecting rod is hinged on the upper end of interlocking pressing plate, the upper end of described connecting rod and
One end of fork is hinged, and the other end of described fork and rocking bar are hinged, and described first support plate and the second support plate are fixed on and shake
On bar, described spacing gantry pillars is hinged on rocking bar, and is located between the first support plate and the second support plate, described spacing
One end of latch is hinged on spacing gantry pillars, and described bearing guide rail is provided with stopper slot, described limit bolt another
End may pass through stopper slot, the second support plate is provided with torsion spring catch, described torsion spring is concentric to be arranged on rocking bar, and the one of torsion spring
End and the laminating of torsion spring catch, the other end of described torsion spring and the laminating of bearing guide rail.
Further, described mortise lock is provided with key.
Compared to the prior art this utility model, has advantages below and effect：High-voltage Incoming Cabinet insertion key rotation, inserts
The locking head locked is retracted, and releases the locking to interlocking pressing plate, rocking bar self-return under the drive of torsion spring, spacing gantry pillars
Limit bolt is driven to release spacing to chopper bearing shift position, rocking bar passes through fork, connecting rod drives interlocking pressing plate upwards
Resilience, vacuum circuit breaker moves to contact box under the drive of chopper bearing, and moving contact contacts with static contact, High-voltage Incoming Cabinet
Normal work.When high pressure inlet wire is unstable or mains-supplied is interrupted, interlocking pressing plate passes through to press Sublingual pressure, key rotation simultaneously
Turn, locking head inserts the locking to pressing plate of interlocking for the locking hole, pass through connecting rod simultaneously and fork drives rocking bar to rotate, spacing swing is propped up
It is spacing that seat drives limit bolt that chopper bearing shift position is carried out, and prevents moving contact from contacting with static contact.On interlocking pressing plate
It is provided with pressure tongue, pressure tongue stretches out the notch of cabinet door, is easy to manager works.The dynamic of vacuum circuit breaker can be touched by this utility model
It is spacing that head carries out locking, prevents moving contact from contacting with static contact, not only ensure that the safety of equipment, and good reliability.
Brief description
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of this utility model limitation locking assembly.
Fig. 3 is the top view of this utility model limitation locking assembly.
Fig. 4 is the partial enlarged drawing of this utility model Fig. 3.
In figure：1. vacuum circuit breaker, 2. moving contact, 3. contact box, 4. static contact, 5. chopper bearing, 6. bearing guide rail,
7. limitation locking assembly, 8. mortise lock, 9. notch, pressing plate of 10. interlocking, 11. pressing plate guide rails, 12. connecting rods, 13. forks, 14. rocking bars,
15. rocking bar fulcrum bearings, 16. first support plates, 17. second support plates, 18. spacing gantry pillars, 19. limit bolts, 20. torsions
Spring, 21. pressure tongues, 22. locking holes, 23. locking heads, 24. stopper slots, 25. torsion spring catch, 26. keys.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are right
Of the present utility model explain and this utility model is not limited to following examples.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of locking system of vacuum circuit breaker, it includes vacuum circuit breaker 1, moves
Contact 2, contact box 3, static contact 4, chopper bearing 5, bearing guide rail 6, limitation locking assembly 7, described vacuum circuit breaker 1 is installed
On chopper bearing 5, described chopper bearing 5 can slide anteroposterior be arranged on bearing guide rail 6, and described bearing guide rail 6 is fixing
In the cabinet of High-voltage Incoming Cabinet, described moving contact 2 is arranged on vacuum circuit breaker 1, and described contact box 3 is fixed on high pressure inlet wire
In the cabinet of cabinet, described static contact 4 is arranged on contact box 3.Mortise lock 8, high pressure inlet wire are provided with the cabinet door of High-voltage Incoming Cabinet
Notch 9 is additionally provided with the cabinet door of cabinet.The side of described bearing guide rail 6 is provided with limitation locking assembly 7, described limitation locking group
Part 7 include interlock pressing plate 10, pressing plate guide rail 11, connecting rod 12, fork 13, rocking bar 14, rocking bar fulcrum bearing 15, the first support plate 16,
Second support plate 17, spacing gantry pillars 18, limit bolt 19, torsion spring 20, described pressing plate guide rail 11 is vertically arranged in height and is pressed into
In the cabinet door of line cabinet, described interlocking pressing plate 10 can slide up and down and be arranged on pressing plate guide rail 11, and described interlocking pressing plate 10 is arranged
There is pressure tongue 21, described pressure tongue 21 stretches out the notch 9 of cabinet door, is easy to manager works.The side of described interlocking pressing plate 10 also sets
It is equipped with locking hole 22, described mortise lock 8 is located at the side of interlocking pressing plate 10, described mortise lock 8 is provided with key 26, is easy to mortise lock
8 operation, motility is good.Locking head 23 is arranged on described mortise lock 8, described rocking bar 14 is rotatably provided in rocking bar fulcrum bearing 15
On, described rocking bar fulcrum bearing 15 is fixed on bearing guide rail 6 side, and the lower end of described connecting rod 12 is hinged on the upper of interlocking pressing plate 10
End, the upper end of described connecting rod 12 and one end of fork 13 are hinged, and the other end of described fork 13 and rocking bar 14 are hinged, and described first
Support plate 16 and the second support plate 17 are fixed on rocking bar 14, and described spacing gantry pillars 18 is hinged on rocking bar 14, and position
Between the first support plate 16 and the second support plate 17, one end of described limit bolt 19 is hinged on spacing gantry pillars 18,
Stopper slot 24 is provided with described bearing guide rail 6, the other end of described limit bolt 19 may pass through stopper slot 24, the second support plate
It is provided with torsion spring catch 25, described torsion spring 20 is concentric to be arranged on rocking bar 14, one end of torsion spring 20 and torsion spring catch 25 on 17
Laminating, the other end of described torsion spring 20 and bearing guide rail 6 are fitted.
By technique scheme, when a kind of locking system of vacuum circuit breaker of this utility model uses, High-voltage Incoming Cabinet
Insertion key 26 rotates, and the locking head 23 on mortise lock 8 is retracted, and releases the locking to interlocking pressing plate 10, under the drive of torsion spring 20
Rocking bar 14 self-return, it is spacing to chopper bearing 5 shift position that spacing gantry pillars 18 drives limit bolt 19 to release, and shakes
Bar 14 passes through fork 13, connecting rod 12 drives interlocking pressing plate 10 resilience upwards, and vacuum circuit breaker 1 is under the drive of chopper bearing 5
Mobile to contact box 3, moving contact 2 contacts with static contact 4, High-voltage Incoming Cabinet normal work.When high pressure inlet wire is unstable or city
During electric power failure, interlocking pressing plate 10 passes through to press tongue 21 to push, and key 26 rotates simultaneously, and locking head 23 inserts locking hole 22 distich
The locking of lock pressing plate 10, passes through connecting rod 12 simultaneously and fork 13 drives rocking bar 14 to rotate, and spacing gantry pillars 18 drives spacing inserting
Pin 19 carries out spacing to chopper bearing 5 shift position, prevents moving contact 2 from contacting with static contact 4.This utility model can be by vacuum
It is spacing that the moving contact 2 of chopper 1 carries out locking, prevents moving contact 2 from contacting with static contact 4, not only ensure that the safety of equipment, and
And good reliability.
Above content described in this specification is only to this utility model example explanation.This utility model
Person of ordinary skill in the field can make various modifications or supplement or adopt class to described specific embodiment
As mode substitute, the content without departing from this utility model description or surmount model defined in the claims
Enclose, protection domain of the present utility model all should be belonged to.
Claims (2)
1. a kind of locking system of vacuum circuit breaker it is characterised in that：It includes vacuum circuit breaker, moving contact, contact box, stationary contact
Head, chopper bearing, bearing guide rail, limitation locking assembly, described vacuum circuit breaker is arranged on chopper bearing, described open circuit
Device bearing can slide anteroposterior be arranged on bearing guide rail, and described bearing guide rail is fixed in the cabinet of High-voltage Incoming Cabinet, described dynamic
Contact is arranged on vacuum circuit breaker, and described contact box is fixed in the cabinet of High-voltage Incoming Cabinet, and described static contact is arranged on tactile
On head cartridge, the cabinet door of High-voltage Incoming Cabinet is provided with mortise lock, the cabinet door of High-voltage Incoming Cabinet is additionally provided with notch, described bearing is led
The side of rail is provided with limitation locking assembly, and described limitation locking assembly includes interlocking pressing plate, pressing plate guide rail, connecting rod, fork, shakes
Bar, rocking bar fulcrum bearing, the first support plate, the second support plate, spacing gantry pillars, limit bolt, torsion spring, described pressing plate guide rail erects
Directly it is arranged in the cabinet door of High-voltage Incoming Cabinet, described interlocking pressing plate can slide up and down and be arranged on pressing plate guide rail, described interlocking pressure
Pressure tongue is provided with plate, described pressure tongue stretches out the notch of cabinet door, the side of described interlocking pressing plate is additionally provided with locking hole, described slotting
Lock is located at the side of interlocking pressing plate, and described mortise lock arranges locking head, and described rocking bar is rotatably provided in rocking bar fulcrum bearing, institute
State rocking bar fulcrum bearing and be fixed on bearing guide rail side, the lower end of described connecting rod is hinged on the upper end of interlocking pressing plate, described connecting rod
One end of upper end and fork is hinged, and the other end of described fork and rocking bar are hinged, and described first support plate and the second support plate are solid
It is scheduled on rocking bar, described spacing gantry pillars is hinged on rocking bar, and be located between the first support plate and the second support plate, institute
The one end stating limit bolt is hinged on spacing gantry pillars, described bearing guide rail is provided with stopper slot, described limit bolt
The other end may pass through stopper slot, the second support plate is provided with torsion spring catch, described torsion spring is concentric to be arranged on rocking bar, turn round
One end of spring and the laminating of torsion spring catch, the other end of described torsion spring and the laminating of bearing guide rail.
2. a kind of vacuum circuit breaker according to claim 1 locking system it is characterised in that：It is provided with described mortise lock
Key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620905691.4U CN205943919U (en) | 2016-08-20 | 2016-08-20 | Vacuum circuit breaker's locking means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620905691.4U CN205943919U (en) | 2016-08-20 | 2016-08-20 | Vacuum circuit breaker's locking means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943919U true CN205943919U (en) | 2017-02-08 |
Family
ID=57948050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620905691.4U Withdrawn - After Issue CN205943919U (en) | 2016-08-20 | 2016-08-20 | Vacuum circuit breaker's locking means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205943919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252147A (en) * | 2016-08-20 | 2016-12-21 | 嘉兴市正辉电力设备有限公司 | A kind of locking system of vacuum circuit breaker |
| CN112524652A (en) * | 2020-11-30 | 2021-03-19 | 云米互联科技(广东)有限公司 | Control method of integrated cooker |
-
2016
- 2016-08-20 CN CN201620905691.4U patent/CN205943919U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106252147A (en) * | 2016-08-20 | 2016-12-21 | 嘉兴市正辉电力设备有限公司 | A kind of locking system of vacuum circuit breaker |
| CN112524652A (en) * | 2020-11-30 | 2021-03-19 | 云米互联科技(广东)有限公司 | Control method of integrated cooker |
| CN112524652B (en) * | 2020-11-30 | 2022-12-27 | 云米互联科技(广东)有限公司 | Control method of integrated cooker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20180316 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20180316 |