CN106098435A - Breaker misoperation-preventing closing interlocking mechanism - Google Patents
Breaker misoperation-preventing closing interlocking mechanism Download PDFInfo
- Publication number
- CN106098435A CN106098435A CN201610646350.4A CN201610646350A CN106098435A CN 106098435 A CN106098435 A CN 106098435A CN 201610646350 A CN201610646350 A CN 201610646350A CN 106098435 A CN106098435 A CN 106098435A
- Authority
- CN
- China
- Prior art keywords
- divide
- chain
- shut brake
- tie
- junction panel
- 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
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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
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- Breakers (AREA)
- Trip Switchboards (AREA)
Abstract
The breaker misoperation-preventing closing interlocking mechanism of the present invention, lock test position is coordinated with chain pin by interlock block, coordinated with divide-shut brake junction panel by chain arm-tie, chain knife plate realize chopper drive from testing position enter operating position during lock closing function, there is provided reset power by extension spring, it is possible to prevent staff's maloperation, reduce equipment potential safety hazard, and it is simple to operate light, manufacturing process low cost, easy to assembly, production efficiency is high.
Description
Technical field
The present invention relates to a kind of breaker misoperation-preventing closing interlocking mechanism, be applied to middle pressure switchgear assembly.
Background technology
The chopper of middle pressure switchgear assembly drives from testing position during entering operating position, chopper false switching
Security incident can be caused, therefore it is required that middle gland switchgear is during chopper drives from testing position and to enter operating position
Locking closing function, prevents staff's maloperation, reduces equipment potential safety hazard；In prior art, breaker misoperation-preventing combined floodgate machine
Structure is complicated, need to take more space, cause inside switchgear the most crowded, and amount of parts is many, easily because of displacement action
Error causes chopper reliably not close a floodgate or sub-switching operation.
Summary of the invention
The technical problem to be solved is to provide a kind of simple in construction, easy to operate breaker misoperation-preventing closes a floodgate
Interlocking mechanism, it is possible to lock closing function during chopper drives from testing position and to enter operating position, prevent work people
Member's maloperation, reduces equipment potential safety hazard.
The breaker misoperation-preventing closing interlocking mechanism of the present invention, including installing the platform of chopper, being installed on platform interior energy
Enough drive the screw mandrel advancement mechanism of chopper, it is characterised in that: described screw mandrel advancement mechanism has interlock block, has bottom chopper
Having chain pin, chain pin to be inserted in the spacing hole on interlock block and chopper is locked in testing position, chopper can
Free divide-shut brake；Platform interior is provided with chain arm-tie, is provided with divide-shut brake junction panel bottom chopper, chain arm-tie with deciliter
It is provided with longitudinally chain knife plate between lock junction panel, chain knife plate when chain arm-tie moves linearly to side, can be driven around fixing
Axle rotates, and is snapped in by chain knife plate upper end and drive in divide-shut brake junction panel notch divide-shut brake junction panel to a side shifting, divides
Combined floodgate junction panel can drive mechanical divide-shut brake and the electric part operation locking of open circuit so that chopper cannot be carried out the behaviour that closes a floodgate
Make；
Described chain arm-tie to side rectilinear movement until it on the handle hole of setting overlap with platform panel handle hole and to expose silk
Bar advancement mechanism, external circuit breaker operating handle is inserted into handle hole and drives screw mandrel advancement mechanism to drive into open circuit；
Be provided with on the interlock block of described screw mandrel advancement mechanism one end be pressed on chain knife plate stop chain knife plate reset and can
The gag lever post entered to forerunner with screw mandrel advancement mechanism, interlock block drives gag lever post to enter until spacing to forerunner with screw mandrel advancement mechanism
Bar moves to the bench port of chain knife plate front end；It is provided with extension spring between chain arm-tie, divide-shut brake junction panel and platform fixed plate,
The spring force of extension spring can drive chain arm-tie, divide-shut brake chain after gag lever post moves forward to chain knife plate front end bench port
Plate straight line resets, and latch lever, the electric auxiliary contact that closes a floodgate reset with divide-shut brake junction panel, and chopper can carry out divide-shut brake behaviour
Make；
Chopper is provided with latch lever, the electric auxiliary contact that closes a floodgate is positioned at above divide-shut brake junction panel, and latch lever, combined floodgate are the most auxiliary
Adjuvant grafting point can move up with the straight-line displacement of divide-shut brake junction panel；The cut-off push locking mechanism being arranged on latch lever
Can be move upwardly until away from cut-off push with latch lever, the electric auxiliary contact that closes a floodgate also move up until unsettled can not
Closing a floodgate, chopper cannot close a floodgate；The bevelled projection of tool it is provided with latch lever contact position, even on described divide-shut brake junction panel
Locking bar bottom is provided with roller, and divide-shut brake junction panel passes through protruding roller edge, slope driving latch lever bottom when a side shifting
Inclined-plane moves up；It is also equipped with driving combined floodgate electrically with the electric auxiliary contact contact position that closes a floodgate on divide-shut brake junction panel
The projection of auxiliary contact；
The fixing shaft rear end of described chain knife plate is provided with trundle, and chain arm-tie has flanging and trundle can be promoted to drive admittedly
Dead axle rotates to side, and fixing axle drives chain knife plate to rotate simultaneously；
Described chain knife plate rear and front end has bench port, after the gag lever post on interlock block is in chain knife plate when testing position
End bench port；
Described chain arm-tie is provided with handle；
Described chain arm-tie, between divide-shut brake junction panel and platform, it is provided with fixed guide pin, chain arm-tie, divide-shut brake junction panel
There is gathering sill, gathering sill coordinate with guide finger for chain arm-tie, divide-shut brake junction panel provide guide so that chain arm-tie, point
Combined floodgate junction panel can accurately move, and mechanism is chain the most reliable.
The breaker misoperation-preventing closing interlocking mechanism of the present invention, coordinates lock test position by interlock block with chain pin, logical
Cross chain arm-tie, chain knife plate to coordinate with divide-shut brake junction panel and realize chopper and drive the process entering operating position from testing position
Middle locking closing function, provides reset power by extension spring, it is possible to prevent staff's maloperation, reduces equipment safety hidden
Suffer from, and simple to operate light, manufacturing process low cost, easy to assembly, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the breaker misoperation-preventing closing interlocking mechanism initial trial positional structure schematic diagram of the embodiment of the present invention；
Fig. 2 is the right view of Fig. 1；
Each modular construction office in platform when Fig. 3 is the breaker misoperation-preventing closing interlocking mechanism initial trial position of the embodiment of the present invention
Portion's amplification plan view；
Fig. 4 is the left view of Fig. 3；
Fig. 5 be the breaker misoperation-preventing closing interlocking mechanism of the embodiment of the present invention drive into during structural representation；
Fig. 6 is the right view of Fig. 5；
Fig. 7 be the breaker misoperation-preventing closing interlocking mechanism of the embodiment of the present invention drive into during in platform each modular construction local put
Big top view；
Fig. 8 is the left view of Fig. 7；
When Fig. 9 is the breaker misoperation-preventing closing interlocking mechanism operating position of the embodiment of the present invention, in platform, each modular construction local is put
Big top view；
Figure 10 is the left view of Fig. 9；
Figure 11 is breaker misoperation-preventing closing interlocking mechanism testing position and each interlocking elements during operating position of the embodiment of the present invention
Structural representation；
Figure 12 be the breaker misoperation-preventing closing interlocking mechanism of the embodiment of the present invention drive into during each interlocking elements structural representation.
Detailed description of the invention
As it can be seen, a kind of breaker misoperation-preventing closing interlocking mechanism, the internal setting of platform 11 installing chopper can be driven
The screw mandrel advancement mechanism 13 of dynamic chopper, platform 11 is internally installed chain arm-tie 5, installs divide-shut brake junction panel bottom chopper
3, screw mandrel advancement mechanism 13 arranges interlock block 12, chain pin 10 is set bottom chopper；Chain arm-tie 5 and divide-shut brake junction panel
Being provided with longitudinally chain knife plate 14 between 3, fixing axle 18 rear end of chain knife plate 14 is provided with trundle 15, and chain arm-tie 5 has
Having flanging 20 that trundle 15 can be promoted to drive fixing axle 18 as shown in Figure 3 to anticlockwise, fixing axle 18 drives chain knife plate 14
To anticlockwise；Chain knife plate 14 upper end snaps in divide-shut brake junction panel 3 notch and divide-shut brake junction panel 3 can be driven to moving to left
Dynamic, divide-shut brake junction panel 3 is provided above latch lever 2, close a floodgate electric auxiliary contact 8, with latch lever 2 on divide-shut brake junction panel 3
Contact position is provided with the bevelled projection of tool, and latch lever 2 bottom is provided with roller, logical when divide-shut brake junction panel 3 is moved to the left
The slope driving latch lever 2 bottom roller crossing projection is ramped up mobile；Connect with electrically auxiliary of closing a floodgate on divide-shut brake junction panel 3
Point 8 contact positions are also equipped with projection, and promoted the electric auxiliary contact 8 that closes a floodgate to move up by projection after, unsettled cause can not be closed
Lock.
Make chopper in testing position in inserting the spacing hole on interlock block 12 when testing position by chain pin 10
Locking, chain knife plate 14 rear and front end has bench port 19, and when testing position, the gag lever post 17 on interlock block 12 is in chain
Knife plate 14 rear end step mouth 19, chopper can free divide-shut brake, and the handle hole and platform 11 panel that arrange on chain arm-tie 5
On handle hole stagger, screw mandrel advancement mechanism 13 be blocked cannot drive into.
The screw mandrel advancement mechanism of chopper drive into during, promote chain arm-tie 5 to be moved to the left by handle 16 until
The handle hole arranged on it overlaps with the panel operation hole of platform 11 and exposes screw mandrel advancement mechanism 13, external circuit breaker operating handle
Behind update hole by screw mandrel advancement mechanism 13 drive chopper drive to operating position into；Now it is arranged on latch lever 2
Cut-off push locking mechanism 1 can be move upwardly until away from cut-off push with latch lever 2, and close a floodgate electric auxiliary contact 8
Being move upwardly until unsettled, chopper cannot close a floodgate；It is provided with one end on the interlock block 12 of screw mandrel advancement mechanism 13 and is pressed in chain
On the right side of knife plate 14 and the gag lever post 17 that can enter to forerunner with screw mandrel advancement mechanism 13, gag lever post 17 is pressed in chain knife plate 14 all the time
The chain knife plate of upper stop 14 spinning reduction to the right, cut-off push locking mechanism 1, all the time away from cut-off push, closes a floodgate the most auxiliary
Adjuvant grafting point 8 is the most unsettled, chopper drive into during cannot close a floodgate all the time；As shown in Figure 10, interlock block 12 drives spacing
Bar 17 enters until gag lever post 17 moves to the bench port 19 of chain knife plate 14 front end, chain cutter to forerunner with screw mandrel advancement mechanism 13
After plate 14 loses the barrier effect of gag lever post 17, chain arm-tie 5, divide-shut brake junction panel 3 extension spring 7 spring force drive under together
Move right reset, and chain knife plate 14, around fixing axle 18 spinning reduction to the right, drives and terminates into process.
When operating position, chain arm-tie 5, divide-shut brake junction panel 3, mechanism status and the testing position of chain knife plate 14
Mechanism is consistent, is in original position and maintains static, and the handle hole that chain arm-tie 5 is arranged staggers with platform panel handle hole, silk
Bar advancement mechanism 13 is blocked and cannot operate, and cut-off push locking mechanism 1 is operable to cut-off push, and machinery closes a floodgate and presses
Button, close a floodgate electric auxiliary contact 8 can normal operating divide-shut brake, chopper can normal divide-shut brake.
Fixed guide pin 4, chain arm-tie 5, divide-shut brake it is provided with between chain arm-tie 5, divide-shut brake junction panel 3 and platform 11
Junction panel 3 has gathering sill, and gathering sill coordinates with guide finger 4 to be provided guide for chain arm-tie 5, divide-shut brake junction panel 3 so that even
Lock arm-tie 5, divide-shut brake junction panel 3 can accurately move, and mechanism is chain the most reliable.
The breaker misoperation-preventing closing interlocking mechanism of the present invention, coordinates lock test position by interlock block 12 with chain pin 10
Put, coordinated with divide-shut brake junction panel 3 by chain arm-tie 5, chain knife plate 14 and realize chopper and drive from testing position and enter work
Lock closing function during position, provide reset power by extension spring 7, it is possible to prevent staff's maloperation, reduce
Equipment potential safety hazard, and simple to operate light, manufacturing process low cost, easy to assembly, production efficiency is high.
Claims (6)
1. a breaker misoperation-preventing closing interlocking mechanism, including installing the platform (11) of chopper, being installed on platform (11) inside
The screw mandrel advancement mechanism (13) of chopper can be driven, it is characterised in that: described screw mandrel advancement mechanism (13) has interlock block
(12), having chain pin (10) bottom chopper, chain pin (10) is inserted in the spacing hole on interlock block (12) making to break
Road device locks in testing position, and chopper can free divide-shut brake；Platform (11) is internally installed chain arm-tie (5), chopper
Bottom is provided with divide-shut brake junction panel (3), is provided with longitudinally chain knife plate between chain arm-tie (5) and divide-shut brake junction panel (3)
(14), chain arm-tie (5) can drive chain knife plate (14) to rotate around fixing axle (18) when moving linearly to side, and by even
Lock knife plate (14) upper end drives divide-shut brake junction panel (3) to a side shifting in snapping in divide-shut brake junction panel (3) notch, divide-shut brake is even
Jam plate (3) can drive mechanical divide-shut brake and the electric part operation locking of open circuit so that chopper cannot be carried out closing operation；
Described chain arm-tie (5) moves linearly to side until the handle hole arranged on it overlaps with platform (11) panel operation hole
Expose screw mandrel advancement mechanism (13), external circuit breaker operating handle be inserted into handle hole drive screw mandrel advancement mechanism (13) drive into
Open circuit；
It is provided with one end on the interlock block (12) of described screw mandrel advancement mechanism (13) and is pressed in chain knife plate (14) the chain cutter of upper stop
The gag lever post (17) that plate (14) resets and can enter to forerunner with screw mandrel advancement mechanism (13), interlock block (12) drives gag lever post
(17) enter to forerunner until gag lever post (17) moves to the bench port of chain knife plate (14) front end with screw mandrel advancement mechanism (13)
(19)；Extension spring (7), the bullet of extension spring (7) it is provided with between chain arm-tie (5), divide-shut brake junction panel (3) and platform (11) fixed plate
Spring force can move forward to chain knife plate (14) front end bench port (19) in gag lever post (17) and drive chain arm-tie (5) afterwards, divides
Combined floodgate junction panel (3) straight line resets, and latch lever (2), the electric auxiliary contact (8) that closes a floodgate reset with divide-shut brake junction panel (3), open circuit
Device can carry out breaking-closing operating.
Breaker misoperation-preventing closing interlocking mechanism the most according to claim 1, it is characterised in that: chopper is provided with latch lever
(2), the electric auxiliary contact (8) that closes a floodgate be positioned at divide-shut brake junction panel (3) top, latch lever (2), close a floodgate electric auxiliary contact (8)
Can move up with the straight-line displacement of divide-shut brake junction panel (3)；It is arranged on the cut-off push locking mechanism on latch lever (2)
(1) can be move upwardly until away from cut-off push with latch lever (2), the electric auxiliary contact (8) that closes a floodgate also moves up directly
Can not close a floodgate to unsettled, chopper cannot close a floodgate；Described divide-shut brake junction panel (3) is upper to be provided with latch lever (2) contact position
Having bevelled projection, latch lever (2) bottom is provided with roller, and divide-shut brake junction panel (3) passes through protruding when a side shifting
Slope driving latch lever (2) bottom roller is ramped up mobile；With the electric auxiliary contact that closes a floodgate on divide-shut brake junction panel (3)
(8) contact position is also equipped with driving the projection of the electric auxiliary contact (8) that closes a floodgate.
Breaker misoperation-preventing closing interlocking mechanism the most according to claim 1, it is characterised in that: described chain knife plate (14)
Fixing axle (18) rear end is provided with trundle (15), and chain arm-tie (5) has flanging (20) and trundle (158) can be promoted to drive
Fixing axle (18) rotates to side, and fixing axle (18) drives chain knife plate (14) to rotate simultaneously.
Breaker misoperation-preventing closing interlocking mechanism the most according to claim 1, it is characterised in that: described chain knife plate (14) is front
Rear two ends have bench port (19), and when testing position, the gag lever post (17) on interlock block (12) is in chain knife plate (14) rear end
Bench port (19).
Breaker misoperation-preventing closing interlocking mechanism the most according to claim 1, it is characterised in that: described chain arm-tie (5) sets
It is equipped with handle (16).
Breaker misoperation-preventing closing interlocking mechanism the most according to claim 1, it is characterised in that: described chain arm-tie (5), point
Being provided with fixed guide pin (4) between combined floodgate junction panel (3) and platform (11), chain arm-tie (5), divide-shut brake junction panel (3) have
Having gathering sill, gathering sill coordinates with guide finger (4) to be provided guide for chain arm-tie (5), divide-shut brake junction panel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646350.4A CN106098435B (en) | 2016-08-08 | 2016-08-08 | Breaker misoperation-preventing closing interlocking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610646350.4A CN106098435B (en) | 2016-08-08 | 2016-08-08 | Breaker misoperation-preventing closing interlocking mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106098435A true CN106098435A (en) | 2016-11-09 |
| CN106098435B CN106098435B (en) | 2018-07-17 |
Family
ID=57457362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610646350.4A Active CN106098435B (en) | 2016-08-08 | 2016-08-08 | Breaker misoperation-preventing closing interlocking mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106098435B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555812A (en) * | 2021-06-22 | 2021-10-26 | 平高集团有限公司 | Circuit breaker handcart and switch cabinet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280828A (en) * | 2010-06-12 | 2011-12-14 | 上海电科电器科技有限公司 | Tri-position interlocking device of drawer breaker |
| CN103227064A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and breaker of medium-voltage switch cabinet |
| WO2013113524A1 (en) * | 2012-02-01 | 2013-08-08 | Abb Technology Ag | Interlocking device for a switchgear |
| CN206134548U (en) * | 2016-08-08 | 2017-04-26 | 镇江大全伊顿电器有限公司 | Interlocking device that closes a floodgate is prevented missing by circuit breaker |
-
2016
- 2016-08-08 CN CN201610646350.4A patent/CN106098435B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102280828A (en) * | 2010-06-12 | 2011-12-14 | 上海电科电器科技有限公司 | Tri-position interlocking device of drawer breaker |
| WO2013113524A1 (en) * | 2012-02-01 | 2013-08-08 | Abb Technology Ag | Interlocking device for a switchgear |
| CN103227064A (en) * | 2013-04-23 | 2013-07-31 | 镇江大全伊顿电器有限公司 | Interlocking mechanism for ground switch and breaker of medium-voltage switch cabinet |
| CN206134548U (en) * | 2016-08-08 | 2017-04-26 | 镇江大全伊顿电器有限公司 | Interlocking device that closes a floodgate is prevented missing by circuit breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555812A (en) * | 2021-06-22 | 2021-10-26 | 平高集团有限公司 | Circuit breaker handcart and switch cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106098435B (en) | 2018-07-17 |
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Address after: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee after: Zhenjiang Daquan Intelligent Electric Co.,Ltd. Address before: 212200 No.66 Daquan Road, Xinba Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee before: ZHENJIANG DAQO EATON ELECTRICAL Co.,Ltd. |