CN106252121B - A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock - Google Patents
A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock Download PDFInfo
- Publication number
- CN106252121B CN106252121B CN201610690728.0A CN201610690728A CN106252121B CN 106252121 B CN106252121 B CN 106252121B CN 201610690728 A CN201610690728 A CN 201610690728A CN 106252121 B CN106252121 B CN 106252121B
- Authority
- CN
- China
- Prior art keywords
- cabinet
- voltage incoming
- contact
- guide rail
- power generation
- 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.)
- Expired - Fee Related
Links
Classifications
-
- 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
-
- 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
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
-
- 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
- H01H2009/265—Interlocking, locking, or latching mechanisms for interlocking two or more switches with interlocking of more than two switches
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Trip Switchboards (AREA)
Abstract
The present invention provides a kind of High-voltage Incoming Cabinet and self power generation cabinet interlock, belongs to electrical equipment technical field.It includes High-voltage Incoming Cabinet and self power generation cabinet, mortise lock is both provided with the cabinet door of High-voltage Incoming Cabinet and in the cabinet door of self power generation cabinet, two mortise locks use same key, the breaker bearing of High-voltage Incoming Cabinet, which can slide back and forth, to be arranged on bearing guide rail, upper moving contact and lower moving contact are arranged on vacuum circuit breaker, upper static contact is arranged on upper contact head box, lower static contact is arranged on lower contact box, auxiliary bus-bar joint is sequentially connected secondary line room, secondary interlocking and vacuum circuit breaker, upper static contact connects three-phase terminal, lower static contact connects one end of current transformer, the other end connection earthing and cable of current transformer, notch is additionally provided with the cabinet door of High-voltage Incoming Cabinet, the side of bearing guide rail is provided with limitation locking component.It is of the invention effectively to prevent that High-voltage Incoming Cabinet and self power generation cabinet are simultaneously in running order, avoid unexpected generation, security protection is good.
Description
Technical field
The present invention relates to electrical equipment technical field, more particularly to a kind of High-voltage Incoming Cabinet and self power generation cabinet interlock.
Background technology
Power equipment mainly includes with generating equipment and the major class of power supply unit two, and generating equipment is mainly station boiler, steamed
Steam turbine, gas turbine, the hydraulic turbine, generator, transformer etc., power supply unit are mainly the power transmission line of various voltage class
Road, transformer, contactor etc..High-voltage Incoming Cabinet is a kind of common power equipment.High-voltage Incoming Cabinet is mainly disjunction, closure
Circuit between power network and user, there are relay protection function and instruction electrical equipment；For protecting customer power supply circuit and electrical equipment,
Major break down, local protection occurs in circuit or equipment.During failure, accident equipment or circuit are departed from electric network source by it in time.From
Generating cabinet is a kind of reserve tank, when High-voltage Incoming Cabinet does not work, just starts self power generation cabinet, and two kinds can not use simultaneously, such as two
Person starts simultaneously can trigger security incident.High-voltage Incoming Cabinet and self power generation cabinet are all equipped with mortise lock at present, and respective mortise lock is equipped with only
Vertical key, High-voltage Incoming Cabinet and self power generation cabinet can not realize interlocking, and security is poor.
The content of the invention
It is an object of the invention to provide a kind of High-voltage Incoming Cabinet and self power generation cabinet interlock, prevents High-voltage Incoming Cabinet and oneself
Generating cabinet is simultaneously in running order, avoids unexpected generation, and security protection is good.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock, it includes High-voltage Incoming Cabinet and self power generation cabinet, the high pressure
Mortise lock is both provided with the cabinet door of incoming line cabinet and in the cabinet door of self power generation cabinet, two mortise locks use same key, the high pressure
Incoming line cabinet include cabinet, auxiliary bus-bar joint, secondary line room, secondary interlocking mechanism, vacuum circuit breaker, upper moving contact, lower moving contact,
Upper contact head box, lower contact box, upper static contact, lower static contact, three-phase terminal, current transformer, earthing, cable, breaker branch
Seat, bearing guide rail, the bearing guide rail are horizontally set in cabinet, and the vacuum circuit breaker is arranged on breaker bearing, institute
State breaker bearing and can slide back and forth and be arranged on bearing guide rail, the upper moving contact and lower moving contact are arranged on vacuum circuit breaker
On, the upper contact head box and lower contact box are fixed in cabinet, and the upper static contact is arranged on upper contact head box, the lower stationary contact
Head is arranged on lower contact box, and the auxiliary bus-bar joint is sequentially connected secondary line room, secondary interlocking mechanism and vacuum circuit breaker, institute
State upper static contact connection three-phase terminal, one end of lower static contact connection current transformer, the current transformer it is another
End connects earthing and cable, and notch is additionally provided with the cabinet door of the High-voltage Incoming Cabinet, and the side of the bearing guide rail is set
Limited location locked component, the limitation locking component include interlocking pressing plate, pressing plate guide rail, connecting rod, swing rod, rocking bar, rocking bar supporting
Seat, the first support plate, the second support plate, spacing gantry pillars, limit bolt, torsion spring, the pressing plate guide rail are vertically arranged in height
In the cabinet door for pressing incoming line cabinet, the interlocking pressing plate, which can slide up and down, to be arranged on pressing plate guide rail, is provided with the interlocking pressing plate
Tongue is pressed, the pressure tongue stretches out the notch of cabinet door, and the side of the interlocking pressing plate is additionally provided with locking hole, the High-voltage Incoming Cabinet
Locking is set on the mortise lock that the mortise lock set in cabinet door is set on the side of interlocking pressing plate, the cabinet door of the High-voltage Incoming Cabinet
Head, the rocking bar are rotatably provided in rocking bar fulcrum bearing, and the rocking bar fulcrum bearing is fixed on bearing guide rail side, the connecting rod
Lower end be hinged on the upper end of interlocking pressing plate, the upper end of the connecting rod and one end of swing rod be hinged, the other end of the swing rod and
Rocking bar is hinged, and first support plate and the second support plate are fixed on rocking bar, and the spacing gantry pillars is hinged on rocking bar,
And between the first support plate and the second support plate, one end of the limit bolt is hinged on spacing gantry pillars, institute
State and stopper slot is provided with bearing guide rail, the other end of the limit bolt may pass through stopper slot, is provided with the second support plate
Torsion spring catch, the torsion spring is concentric to be arranged on rocking bar, one end of torsion spring and the fitting of torsion spring catch, the other end of the torsion spring
It is bonded with bearing guide rail.
Further, the auxiliary bus-bar joint is 20 section copper rod type auxiliary bus-bar joints.
Further, the side of the vacuum circuit breaker is provided with emergency brake-dividing device.
Compared to the prior art the present invention, has advantages below and effect：High-voltage Incoming Cabinet interlocks with self power generation cabinet（Two locks
One key）, when not in use, High-voltage Incoming Cabinet insertion key is rotated, and the locking head on mortise lock is retracted, and releases and interlocking is pressed for self power generation
The locking of plate, the rocking bar self-return under the drive of torsion spring, spacing gantry pillars drive limit bolt to release to breaker bearing
Shift position it is spacing, rocking bar by swing rod, connecting rod drive interlocking the upward resilience of pressing plate, vacuum circuit breaker is in breaker bearing
Upward contact box and the movement of lower contact box under drive, upper moving contact and upper static contact contact, lower moving contact and lower static contact contact,
High-voltage Incoming Cabinet normal work.When high pressure inlet wire is unstable or mains-supplied is interrupted, interlocking pressing plate is by pressing sublingual pressure, together
When key rotate, locking head inserts locking hole to interlocking the locking of pressing plate, while passes through connecting rod and swing rod and drive rocking bar to rotate, limit
It is spacing that position gantry pillars drives limit bolt to carry out breaker bearing shift position, prevent moving contact and upper static contact, under
Moving contact and lower static contact contact, now, extract key, the mortise lock inserted on self power generation cabinet, so just allow to use self power generation.
Auxiliary bus-bar joint is 20 section copper rod type auxiliary bus-bar joints, plays a part of collecting, distributing electric energy, and effect is good, service life length.Very
The side of empty breaker is provided with emergency brake-dividing device, realizes to vacuum circuit breaker emergency cut-off, prevents unexpected generation.The present invention
Effectively prevent that High-voltage Incoming Cabinet and self power generation cabinet are simultaneously in running order, avoid unexpected generation, security protection is good.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of High-voltage Incoming Cabinet of the present invention.
Fig. 3 is the structural representation of limitation locking component of the present invention.
Fig. 4 is the top view of limitation locking component of the present invention.
Fig. 5 is Fig. 4 of the present invention partial enlarged drawing A.
In figure：1. High-voltage Incoming Cabinet, 2. self power generation cabinets, 3. mortise locks, 4. auxiliary bus-bar joints, 5. secondary line rooms, 6. 2 connection
Latch mechanism, 7. vacuum circuit breakers, moving contact on 8., 9. lower moving contacts, 10. upper contact head boxes, 11. times contact boxs, stationary contact on 12.
Head, 13. lower static contacts, 14. three-phase terminals, 15. current transformers, 16. earthings, 17. cables, 18. breaker bearings, 19.
Bearing guide rail, 20. notches, 21. limitation locking components, 22. interlocking pressing plates, 23. pressing plate guide rails, 24. connecting rods, 25. swing rods, 26.
Rocking bar, 27. rocking bar fulcrum bearings, 28. first support plates, 29. second support plates, 30. spacing gantry pillars, 31. limit bolts,
32. torsion spring, 33. pressure tongues, 34. locking holes, 35. locking heads, 36. stopper slots, 37. torsion spring catch, 38. emergency brake-dividing devices.
Embodiment
Below in conjunction with the accompanying drawings and the present invention is described in further detail by embodiment, and following examples are to this hair
Bright explanation and the invention is not limited in following examples.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, a kind of High-voltage Incoming Cabinet and self power generation cabinet interlock, it includes height
Press incoming line cabinet 1 and self power generation cabinet 2, mortise lock 3 be both provided with the cabinet door of the High-voltage Incoming Cabinet 1 and in the cabinet door of self power generation cabinet 2,
Two mortise locks 3 use same key.The High-voltage Incoming Cabinet 1 includes cabinet, auxiliary bus-bar joint 4, secondary line room 5, secondary
Latch mechanism 6, vacuum circuit breaker 7, upper moving contact 8, lower moving contact 9, upper contact head box 10, lower contact box 11, upper static contact 12, under it is quiet
Contact 13, three-phase terminal 14, current transformer 15, earthing 16, cable 17, breaker bearing 18, bearing guide rail 19, the branch
Seat guide rail 19 is horizontally set in cabinet, and the vacuum circuit breaker 7 is arranged on breaker bearing 18, the breaker bearing 18
It can slide back and forth and be arranged on bearing guide rail 19, the upper moving contact 8 and lower moving contact 9 are arranged on vacuum circuit breaker 7, described
Upper contact head box 10 and lower contact box 11 are fixed in cabinet, and the upper static contact 12 is arranged on upper contact head box 10, quiet under described
Contact 13 is arranged on lower contact box 11, and the auxiliary bus-bar joint 4 is sequentially connected secondary line room 5, secondary interlocking mechanism 6 and vacuum
Breaker 7, the auxiliary bus-bar joint 4 are 20 section copper rod type auxiliary bus-bar joints, play a part of collecting, distributing electric energy, and effect is good,
Service life is grown.The side of the vacuum circuit breaker 7 is provided with emergency brake-dividing device 38, realizes and vacuum circuit breaker 7 is promptly cut
It is disconnected, prevent unexpected generation.The upper static contact 12 connects three-phase terminal 14, and the lower static contact 13 connects current transformer 15
One end, the other end connection earthing 16 and cable 17 of the current transformer 15.Also set in the cabinet door of the High-voltage Incoming Cabinet 1
Notch 20 is equipped with, the side of the bearing guide rail 19 is provided with limitation locking component 21.The limitation locking component 21 includes connection
Lock pressing plate 22, pressing plate guide rail 23, connecting rod 24, swing rod 25, rocking bar 26, rocking bar fulcrum bearing 27, the first support plate 28, the second support plate
29th, spacing gantry pillars 30, limit bolt 31, torsion spring 32, the pressing plate guide rail 23 are vertically arranged in the cabinet door of High-voltage Incoming Cabinet 1
On, the interlocking pressing plate 22, which can slide up and down, to be arranged on pressing plate guide rail 23, and pressure tongue 33, institute are provided with the interlocking pressing plate 22
The notch 20 that pressure tongue 33 stretches out cabinet door is stated, is easy to manager works.The side of the interlocking pressing plate 22 is additionally provided with locking hole
34, the mortise lock 3 set in the cabinet door of the High-voltage Incoming Cabinet is positioned at the side of interlocking pressing plate 22, the cabinet door of the High-voltage Incoming Cabinet
Locking first 35 is set on the mortise lock 3 of upper setting, and the rocking bar 26 is rotatably provided in rocking bar fulcrum bearing 27, the rocking bar supporting
Seat 27 is fixed on the side of bearing guide rail 19, and the lower end of the connecting rod 24 is hinged on the upper end of interlocking pressing plate 22, the connecting rod 24
Upper end and one end of swing rod 25 are hinged, and the other end and rocking bar 26 of the swing rod 25 are be hinged, first support plate 28 and second
Support plate 29 is fixed on rocking bar 26, and the spacing gantry pillars 30 is hinged on rocking bar 26, and is located at the first support plate 28
And second between support plate 29, one end of the limit bolt 31 is hinged on spacing gantry pillars 30, the bearing guide rail 19
On be provided with stopper slot 36, the other end of the limit bolt 31 may pass through stopper slot 36, torsion be provided with the second support plate 29
Spring catch 37, the torsion spring 32 is concentric to be arranged on rocking bar 26, and one end of torsion spring 32 and torsion spring catch 37 are bonded, the torsion spring
32 other end and bearing guide rail 19 is bonded.
Pass through above-mentioned technical proposal, a kind of High-voltage Incoming Cabinet of the present invention and self power generation cabinet interlock are in use, height is pressed into
Line cabinet 1 interlocks with self power generation cabinet 2（Two one keys of lock）, when not in use, High-voltage Incoming Cabinet 1 inserts key rotation, mortise lock 3 for self power generation
On locking first 34 retract, release to interlock pressing plate 22 locking, the self-return of rocking bar 26 under the drive of torsion spring 32, spacing pendulum
Dynamic bearing 30 drives limit bolt 31 to release to the spacing of the shift position of breaker bearing 18, and rocking bar 26 passes through swing rod 25, connecting rod
24 drive interlocking 22 upward resiliences of pressing plate, the upward contact box 10 and lower tactile under the drive of breaker bearing 18 of vacuum circuit breaker 7
Head cartridge 11 moves, and upper moving contact 8 and upper static contact 12 contact, and lower moving contact 9 and lower static contact 13 contact, and High-voltage Incoming Cabinet 1 is just
Often work.When high pressure inlet wire is unstable or mains-supplied is interrupted, interlocking pressing plate 22 is by pressing tongue 33 to push, while key revolves
Turn, the first 35 insertion locking hole 34 of locking drives 26 turns of rocking bar to interlocking the locking of pressing plate 22 by connecting rod 24 and swing rod 25
Dynamic, it is spacing that spacing gantry pillars 30 drives limit bolt 31 to carry out the shift position of breaker bearing 18, prevents the He of moving contact 8
Upper static contact 12, lower moving contact 9 and lower static contact 13 contact, and now, extract key, the mortise lock 3 inserted on self power generation cabinet 2, this
Sample just allows to use self power generation.It is of the invention effectively to prevent that High-voltage Incoming Cabinet 1 and self power generation cabinet 2 are simultaneously in running order, avoid
Unexpected to occur, security protection is good.
Above content described in this specification is only illustration made for the present invention.Technology belonging to the present invention
The technical staff in field can make various modifications or supplement to described specific embodiment or using similar mode
Substitute, content without departing from description of the invention or surmount scope defined in the claims, this all should be belonged to
The protection domain of invention.
Claims (3)
1. a kind of High-voltage Incoming Cabinet and self power generation cabinet interlock, it is characterised in that：It includes High-voltage Incoming Cabinet and self power generation cabinet,
Mortise lock is both provided with the cabinet door of the High-voltage Incoming Cabinet and in the cabinet door of self power generation cabinet, two mortise locks use same key,
The High-voltage Incoming Cabinet include cabinet, auxiliary bus-bar joint, secondary line room, secondary interlocking mechanism, vacuum circuit breaker, upper moving contact,
Lower moving contact, upper contact head box, lower contact box, upper static contact, lower static contact, three-phase terminal, current transformer, earthing, cable,
Breaker bearing, bearing guide rail, the bearing guide rail are horizontally set in cabinet, and the vacuum circuit breaker is arranged on breaker branch
On seat, the breaker bearing, which can slide back and forth, to be arranged on bearing guide rail, and the upper moving contact and lower moving contact are arranged on true
On empty breaker, the upper contact head box and lower contact box are fixed in cabinet, and the upper static contact is arranged on upper contact head box, institute
State lower static contact to be arranged on lower contact box, the auxiliary bus-bar joint is sequentially connected secondary line room, secondary interlocking mechanism and vacuum
Breaker, the upper static contact connect three-phase terminal, one end of the lower static contact connection current transformer, the Current Mutual Inductance
The other end of device connects earthing and cable, and notch is additionally provided with the cabinet door of the High-voltage Incoming Cabinet, the bearing guide rail
Side is provided with limitation locking component, the limitation locking component include interlocking pressing plate, pressing plate guide rail, connecting rod, swing rod, rocking bar,
Rocking bar fulcrum bearing, the first support plate, the second support plate, spacing gantry pillars, limit bolt, torsion spring, the pressing plate guide rail are vertical
It is arranged in the cabinet door of High-voltage Incoming Cabinet, the interlocking pressing plate, which can slide up and down, to be arranged on pressing plate guide rail, the interlocking pressing plate
On be provided with pressure tongue, the pressure tongue stretches out the notch of cabinet door, and the side of the interlocking pressing plate is additionally provided with locking hole, the high pressure
On the mortise lock that the mortise lock set in the cabinet door of incoming line cabinet is set on the side of interlocking pressing plate, the cabinet door of the High-voltage Incoming Cabinet
Locking head is set, the rocking bar is rotatably provided in rocking bar fulcrum bearing, and the rocking bar fulcrum bearing is fixed on bearing guide rail side,
The lower end of the connecting rod is hinged on the upper end of interlocking pressing plate, and the upper end of the connecting rod and one end of swing rod are hinged, the swing rod
The other end and rocking bar are hinged, and first support plate and the second support plate are fixed on rocking bar, and the spacing gantry pillars is hinged
On rocking bar, and between the first support plate and the second support plate, one end of the limit bolt is hinged on spacing swing
On bearing, stopper slot is provided with the bearing guide rail, the other end of the limit bolt may pass through stopper slot, the second support plate
On be provided with torsion spring catch, the torsion spring is concentric to be arranged on rocking bar, one end of torsion spring and torsion spring catch fitting, the torsion spring
The other end and bearing guide rail fitting.
2. a kind of High-voltage Incoming Cabinet according to claim 1 and self power generation cabinet interlock, it is characterised in that：The small mother
Line terminals are 20 section copper rod type auxiliary bus-bar joints.
3. a kind of High-voltage Incoming Cabinet according to claim 1 and self power generation cabinet interlock, it is characterised in that：The vacuum
The side of breaker is provided with emergency brake-dividing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610690728.0A CN106252121B (en) | 2016-08-20 | 2016-08-20 | A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610690728.0A CN106252121B (en) | 2016-08-20 | 2016-08-20 | A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106252121A CN106252121A (en) | 2016-12-21 |
| CN106252121B true CN106252121B (en) | 2018-03-20 |
Family
ID=57593133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610690728.0A Expired - Fee Related CN106252121B (en) | 2016-08-20 | 2016-08-20 | A kind of High-voltage Incoming Cabinet and self power generation cabinet interlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106252121B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111146037B (en) * | 2019-12-17 | 2022-07-05 | 上海平高天灵开关有限公司 | Anti-misoperation locking device between low-voltage side power supply of box transformer substation and power generation car access power supply |
| CN113725760B (en) * | 2021-09-01 | 2024-06-04 | 嘉兴市正辉电力设备有限公司 | High-reliability high-voltage switch cabinet |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004173432A (en) * | 2002-11-21 | 2004-06-17 | Fuji Electric Fa Components & Systems Co Ltd | Pull-out breaker and pull-out method |
| CN200972997Y (en) * | 2006-08-10 | 2007-11-07 | 上海中科电气(集团)有限公司 | Drawing base of high voltage vacuum breaker |
| KR100841983B1 (en) * | 2007-12-06 | 2008-06-27 | 해종하이텍 주식회사 | Vacuum circuit breaker interlock mechanism |
| DE112012005137B4 (en) * | 2011-12-08 | 2022-06-23 | Mitsubishi Electric Corp. | switchgear |
| CN202872227U (en) * | 2012-10-23 | 2013-04-10 | 成都科星电力电器有限公司 | Breaker open operation interlocking device and high-tension switchgear applying the device |
| CN103490320B (en) * | 2013-09-30 | 2015-08-19 | 成都通力集团股份有限公司 | The anti-misoperation apparatus of high-tension switch cabinet |
| CN205335727U (en) * | 2016-01-27 | 2016-06-22 | 温州华港电气有限公司 | Guide rail interlocking |
| CN205943825U (en) * | 2016-08-20 | 2017-02-08 | 嘉兴市正辉电力设备有限公司 | High pressure inlet wire cabinet and cabinet interlock that generates electricity certainly |
-
2016
- 2016-08-20 CN CN201610690728.0A patent/CN106252121B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN106252121A (en) | 2016-12-21 |
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Granted publication date: 20180320 Termination date: 20210820 |