CN106206146A - The earthed switch of a kind of switch cubicle and the interlock of door - Google Patents
The earthed switch of a kind of switch cubicle and the interlock of door Download PDFInfo
- Publication number
- CN106206146A CN106206146A CN201610796072.0A CN201610796072A CN106206146A CN 106206146 A CN106206146 A CN 106206146A CN 201610796072 A CN201610796072 A CN 201610796072A CN 106206146 A CN106206146 A CN 106206146A
- Authority
- CN
- China
- Prior art keywords
- door
- linkage board
- interlock
- earthed switch
- rod bolt
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/04—Interlocking mechanisms
- H01H31/06—Interlocking mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
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- Patch Boards (AREA)
Abstract
The earthed switch of a kind of switch cubicle and the interlock of door, it is characterised in that: including: earthed switch operation axle, connect earthed switch, be rotatably arranged on substrate, move between on-position and de-energized；Latching device, has the rod bolt between the door leaf and the doorframe that are arranged on door and the latch aperture plate matched；Drive mechanism, is in transmission connection described earthed switch operation axle with described rod bolt, sealed with corresponding described latch aperture plate at rod bolt described in on-position, and unlocks with corresponding described latch aperture plate at rod bolt described in de-energized.The linkage structure of the present invention can realize the interlocking of circuit breaker chamber door and cable chamber door simultaneously.
Description
Technical field
The present invention relates to high-tension switch cabinet technical field, be specifically related to the earthed switch of a kind of switch cubicle and the chain dress of door
Put.
Background technology
When high-tension switch cabinet breaks down or overhauls, in order to ensure personal safety, earthed switch must operate after closing a floodgate
Personnel could enter, and therefore in high-tension switch gear, the interlocking of earthed switch and door is indispensable.At high-tension switch cabinet
Operating process to be accomplished " five prevent ": 1, the vacuum circuit breaker dolly in high-tension switch cabinet is after experimental site closes a floodgate, and dolly breaks
Road device cannot be introduced into operating position；2, the earthing in high-tension switch cabinet is when closing position, and dolly chopper cannot be carried out closing a floodgate；3、
Vacuum circuit breaker in high-tension switch cabinet when combined floodgate work, the machinery on the earthing of dish cabinet back door and cabinet door locking；4, high
The vacuum circuit breaker compressed switch in cabinet operationally closes a floodgate, and closing earthing cannot put into；5, the vacuum circuit breaker in high-tension switch cabinet
Device is when work is closed a floodgate and run, it is impossible to exit the operating position of dolly chopper.
Therefore, it is achieved the most chain between earthed switch and cable chamber door and chopper door be to ensure that power supply reliable and
One of personal safety essential condition.The interlocking of existing switch cabinet grounding switch generally uses machinery to combine with electric interlock
Form, this mode structure is complicated, complex operation, and electric interlock wiring condition and have a power failure or can affect during power-off
To the interlocking effect of whole device, reduce reliability.It addition, the interlock in the switchgear of prior art is typically only capable to
Being grounded switch with one of them door (circuit breaker chamber door or cable chamber door) chain, reliability is low.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome the interlock in switchgear of the prior art to lead to
Often can only be grounded switch low with the chain and electric interlock reliability of one of them door (circuit breaker chamber door or cable chamber door)
Defect, thus provide the earthed switch of a kind of switch cubicle and the interlock of door.
For achieving the above object, technical scheme is as follows: the earthed switch of a kind of switch cubicle fills with the interlocking of door
Put, it is characterised in that: including: earthed switch operation axle, connect earthed switch, be rotatably arranged on column, in power-on servicing
And change between power operation；
Latching device, has the rod bolt between the door leaf and the doorframe that are arranged on door and the orifice plate matched；
Drive mechanism, is in transmission connection described earthed switch operation axle with described rod bolt, the described rod bolt when power-on servicing
Sealed with corresponding described orifice plate, and described rod bolt unlocks with corresponding described orifice plate when power operation.
Further, described door is two, and each door has corresponding rod bolt and orifice plate；Described drive mechanism has one
The individual linkage board driven by described earthed switch operation axle, described linkage board drives each rod bolt action in linkage.
Further, described drive mechanism also has the servo-actuated axle sleeve being connected on described earthed switch operation axle；Institute
State linkage board to be slidably arranged on substrate, by engaging mechanism by described earthed switch between described axle sleeve and described linkage board
The rotation of operation axle is converted to described linkage board translation gliding.
Further, described substrate and described linkage board are connected by the pin-and-slot mechanism cooperated.
Further, transmission is realized even by reversing transmission mechanism respectively between described linkage board and each described rod bolt
Connect, be converted to the perpendicular translation gliding corresponding to the not each described rod bolt of fellow disciple with the translation gliding by described linkage board.
Further, described reversing transmission mechanism is a reversing piece being pivotally mounted on described substrate, described
Dynamic plate is articulated and connected with described reversing piece；With the pivotal axis of described reversing piece for summit with described linkage board on described reversing piece
Pin joint at 90 degree, described rod bolt is articulated and connected with described reversing piece.
Further, described reversing piece is hinged to described linkage board pin joint and described rod bolt respectively from described pivotal axis
The L-shaped parts that the arm interfixed that point extends is constituted.
Further, an extension spring, described earthed switch operation axle inverse time it are provided with between described linkage board and described substrate
When pin rotates, described extension spring drives described linkage board translation gliding and makes described rod bolt fasten with a bolt or latch into described orifice plate.
Further, described door includes circuit breaker chamber door and cable chamber door.
Technical solution of the present invention, has the advantage that the present invention uses the earthed switch of purely mechanic structure and the interlocking of door
Device, replaces electric interlock of the prior art, simple and reliable for structure, even if stopping power-off the most do not affect its use, and
The linkage structure of the present invention can realize the interlocking of circuit breaker chamber door and cable chamber door simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly that the specific embodiment of the invention or technical scheme of the prior art, below will be to specifically
In embodiment or description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not paying creative work
Put, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation during circuit breaker chamber door and the cable chamber door closedown of the present invention；
Fig. 2 is structural representation during circuit breaker chamber door and the cable chamber door unblock of the present invention；
Description of reference numerals:
1-chopper door lock bar；2-chopper door lock buckle；3-reversing piece；4-extension spring；5-linkage board；6-axle sleeve；7-connects
Ground switching manipulation axle；8-cable chamber door locking board；9-cable chamber door bolt；
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is clearly and completely described, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under not making creative work premise, broadly falls into the scope of protection of the invention.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term is at this with concrete condition
Concrete meaning in invention.
Embodiment 1
As shown in Figure 1-2, the high-tension switch cabinet earthed switch of the present invention and circuit breaker chamber door and the chain dress of cable chamber door
Putting, operate axle 7 including earthed switch, be fixedly connected on the axle sleeve 6 on earthed switch operation axle 7, axle sleeve 6 abuts with linkage board 5,
The upper end of linkage board 5 is fixedly connected with extension spring 4, and linkage board 5 is moved up and down by the drive of axle sleeve 6 and extension spring 4.Wherein link
The two ends of plate 5 are connected with substrate by pin-and-slot mechanism respectively, and linkage board 5 is provided with vertical chute, and substrate is provided with pin, profit
Guide linkage board 5 vertically to move with the cooperation of cotter way, be hinged with the reversing piece 3 of L-type simultaneously at the two ends of linkage board 5,
Reversing piece 3 is mutually to consolidate to what the pin joint of linkage board reversing piece 5 and the pin joint of rod bolt extended respectively from central pivot axis
Fixed arm is constituted, and central pivot axis and substrate are hinged fixing, the two ends of one of them reversing piece 3 respectively with the one of linkage board 5
End and chopper door lock buckle 2 are hinged, the two ends of another reversing piece 3 respectively with the other end and cable vault's door lock of linkage board 5
Buckle 8 is hinged.Coordinated the opening and closing realizing chopper door, cable vault's door lock with chopper door lock bar 1 by chopper door lock buckle 2
Buckle 8 coordinates the opening and closing realizing cable vault's door lock with cable chamber door bolt 9, inserts when chopper door lock buckle 2 in the present embodiment
When entering chopper door lock bar 1, chopper door is closed, and when cable chamber door locking board 8 inserts cable chamber door bolt 9, cable device door closes
Close.
The specific works process of the present invention is: during energising, earthed switch operation axle 7 half-twist counterclockwise, axle sleeve 6 simultaneously
Operate axle 7 half-twist with earthed switch, linkage board 5 owing to up being moved by extension spring 4 pulling force upwards, the movement of linkage board 5
The reversing piece 3 driving two ends rotates, and the chopper door lock buckle 2 hinged with reversing piece 3 and cable chamber door locking board 8 insert respectively
Chopper door lock bar 1 and cable chamber door bolt 9 inside groove, bolt can not up move, therefore chopper door and the door of cable chamber door
Plate all cannot be opened.
During power failure operation, earthed switch operation axle 7 turns clockwise 90 °, and axle sleeve 6 operates axle 7 half-twist with earthed switch,
Drive linkage board 5 to move downward, drive the reversing piece 3 at two ends to rotate, chopper door lock buckle 2 and cable chamber door locking board 8 points
Not extracting out from chopper door lock bar 1 and cable chamber door bolt 9, now circuit breaker chamber door and cable chamber door can be opened.
The present invention uses the earthed switch of purely mechanic structure and the interlock of door, utilizes link-type linkage to replace existing
There is the electric interlock in technology, simple and reliable for structure, even if stopping power-off the most do not affect its use；The present invention's is chain simultaneously
Device can realize the interlocking of circuit breaker chamber door and cable chamber door simultaneously simultaneously, it is to avoid arranging multiple interlock, simple in construction is also
Save installing space.
Obviously, above-described embodiment is only for clearly demonstrating example, and not restriction to embodiment.Right
For those of ordinary skill in the field, can also make on the basis of the above description other multi-form change or
Variation.Here without also cannot all of embodiment be given exhaustive.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (9)
1. the earthed switch of a switch cubicle and the interlock of door, it is characterised in that: including:
Earthed switch operation axle (7), connects earthed switch, is rotatably arranged on column, power-on servicing and power operation it
Between change；
Latching device, has the rod bolt between the door leaf and the doorframe that are arranged on door and the orifice plate matched；
Drive mechanism, by described earthed switch operation axle (7) be in transmission connection with described rod bolt, when power-on servicing described rod bolt and
Corresponding described orifice plate is sealed, and described rod bolt unlocks with corresponding described orifice plate when power operation.
Interlock the most according to claim 1, it is characterised in that: described door is two, and each door has corresponding door bolt
Pin and orifice plate；Described drive mechanism has a linkage board (5) driven by described earthed switch operation axle (7), described
Dynamic plate (5) drives each rod bolt action in linkage.
Interlock the most according to claim 2, it is characterised in that: described drive mechanism also has and servo-actuated is connected to institute
State the axle sleeve (6) on earthed switch operation axle (7)；Described linkage board (5) is slidably arranged on substrate, described axle sleeve (6) with
By engaging mechanism, the rotation of described earthed switch operation axle (7) is converted to described linkage board (5) between described linkage board (5)
Translation gliding.
Interlock the most according to claim 3, it is characterised in that: described substrate and described linkage board (5) are by mutually
The pin-and-slot mechanism coordinated connects.
5. according to the interlock described in claim 3 or 4, it is characterised in that: described linkage board (5) and each described rod bolt it
Between respectively by reversing transmission mechanism realize be in transmission connection, be converted to perpendicular with the translation gliding by described linkage board (5)
Translation gliding corresponding to the not each described rod bolt of fellow disciple.
Interlock the most according to claim 5, it is characterised in that: described reversing transmission mechanism is one and is pivotally mounted on
Reversing piece (3) on the substrate, described linkage board (5) is articulated and connected with described reversing piece (3)；With described reversing piece (3)
Pivotal axis be summit with the described linkage board (5) pin joint on described reversing piece at 90 degree, described rod bolt is with described
Reversing piece is articulated and connected.
Interlock the most according to claim 6, it is characterised in that: described reversing piece (3) is from described pivotal axis respectively
The L-shaped parts constituted to the arm interfixed of described linkage board (5) pin joint and the extension of described rod bolt pin joint.
8. according to the interlock described in any one of claim 3-7, it is characterised in that: described linkage board (5) and described substrate
Between be provided with an extension spring, when described earthed switch operation axle (7) rotates counterclockwise, described extension spring drives described linkage board (5)
Translation gliding also makes described rod bolt fasten with a bolt or latch into described orifice plate.
9. according to the interlock described in any one of claim 2-7, it is characterised in that: described door includes circuit breaker chamber door and electricity
Cable room door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610796072.0A CN106206146B (en) | 2016-08-31 | 2016-08-31 | A kind of interlock of the earthing switch and door of switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610796072.0A CN106206146B (en) | 2016-08-31 | 2016-08-31 | A kind of interlock of the earthing switch and door of switchgear |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106206146A true CN106206146A (en) | 2016-12-07 |
| CN106206146B CN106206146B (en) | 2018-09-25 |
Family
ID=58086446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610796072.0A Active CN106206146B (en) | 2016-08-31 | 2016-08-31 | A kind of interlock of the earthing switch and door of switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106206146B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538396A (en) * | 2019-09-20 | 2019-12-06 | 中际联合（北京）科技股份有限公司 | Falling protector |
| CN114050070A (en) * | 2021-10-13 | 2022-02-15 | 许继集团有限公司 | Interlocking device for cable chamber door of high-voltage switch cabinet |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08168125A (en) * | 1994-12-14 | 1996-06-25 | Meidensha Corp | Switchgear |
| CN104025230A (en) * | 2011-12-30 | 2014-09-03 | Abb技术有限公司 | Mechanical Interlock Device Among Cable Door, Rear Door And Earthing Switch |
| US20150102608A1 (en) * | 2013-10-16 | 2015-04-16 | Lsis Co., Ltd. | Door interlock device for transformer room of vacuum circuit breaker |
| CN105428136A (en) * | 2015-12-24 | 2016-03-23 | 向荣集团有限公司 | Switch interlock device for earthing switch, breaker and rear door of switch cabinet |
| CN206194632U (en) * | 2016-08-31 | 2017-05-24 | 华仪电气股份有限公司 | Interlock of earthing switch AND gate of cubical switchboard |
-
2016
- 2016-08-31 CN CN201610796072.0A patent/CN106206146B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08168125A (en) * | 1994-12-14 | 1996-06-25 | Meidensha Corp | Switchgear |
| CN104025230A (en) * | 2011-12-30 | 2014-09-03 | Abb技术有限公司 | Mechanical Interlock Device Among Cable Door, Rear Door And Earthing Switch |
| US20150102608A1 (en) * | 2013-10-16 | 2015-04-16 | Lsis Co., Ltd. | Door interlock device for transformer room of vacuum circuit breaker |
| CN105428136A (en) * | 2015-12-24 | 2016-03-23 | 向荣集团有限公司 | Switch interlock device for earthing switch, breaker and rear door of switch cabinet |
| CN206194632U (en) * | 2016-08-31 | 2017-05-24 | 华仪电气股份有限公司 | Interlock of earthing switch AND gate of cubical switchboard |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110538396A (en) * | 2019-09-20 | 2019-12-06 | 中际联合（北京）科技股份有限公司 | Falling protector |
| CN114050070A (en) * | 2021-10-13 | 2022-02-15 | 许继集团有限公司 | Interlocking device for cable chamber door of high-voltage switch cabinet |
| CN114050070B (en) * | 2021-10-13 | 2024-05-14 | 许继集团有限公司 | High tension switchgear cable room door interlock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106206146B (en) | 2018-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 325600, No. 228, Central Avenue, Yueqing Economic Development Zone, Wenzhou, Zhejiang, Yueqing Applicant after: Huayi Electric Apparatus Group Address before: 325600 Wenzhou Economic Development Zone, Zhejiang, Central Avenue, No. 228 Applicant before: Huayi Electric Apparatus Group |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230908 Granted publication date: 20180925 |
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| PP01 | Preservation of patent right |