CN206134548U - Interlocking device that closes a floodgate is prevented missing by circuit breaker - Google Patents
Interlocking device that closes a floodgate is prevented missing by circuit breaker Download PDFInfo
- Publication number
- CN206134548U CN206134548U CN201620852412.2U CN201620852412U CN206134548U CN 206134548 U CN206134548 U CN 206134548U CN 201620852412 U CN201620852412 U CN 201620852412U CN 206134548 U CN206134548 U CN 206134548U
- Authority
- CN
- China
- Prior art keywords
- chain
- divide
- breaker
- shut brake
- tie
- 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- Withdrawn - After Issue
Links
Abstract
The utility model discloses an interlocking device that closes a floodgate is prevented missing by circuit breaker through chain piece and chain round pin cooperation locking test position, realizes the in -process locking combined floodgate function that the circuit breaker drove into operating position from test position through chain arm -tie, chain cutting board and the cooperation of the chain board of divide -shut brake, provides mechanism's reset force through the extension spring, can prevent staff's maloperation, reduce the equipment potential safety hazard, and easy operation is light, and manufacturing process is with low costs, and the equipment is convenient, and production efficiency is high.
Description
Technical field
The utility model is related to a kind of breaker misoperation-preventing closing interlocking mechanism, is applied to middle pressure switchgear assembly.
Background technology
The breaker of middle pressure switchgear assembly drives during entering operating position from testing position, breaker false switching
Security incident can be caused, therefore it is required that middle gland switchgear is during breaker drives from testing position and enters operating position
Locking closing function, prevents staff's maloperation, reduces equipment safety hidden danger；In prior art, breaker misoperation-preventing combined floodgate machine
Structure is complicated, need to take more space, causes very crowded inside switchgear, and amount of parts is more, easily because of displacement action
Error causes breaker reliably to close a floodgate or sub-switching operation.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of simple structure, easy to operate breaker misoperation-preventing
Closing interlocking mechanism, can lock closing function during breaker drives from testing position and enters operating position, prevent work
Make personnel's maloperation, reduce equipment safety hidden danger.
Breaker misoperation-preventing closing interlocking mechanism of the present utility model, including the platform of breaker is installed, is installed in platform
Portion can drive the screw mandrel advancement mechanism of breaker, it is characterised in that：The screw mandrel advancement mechanism has interlock block, breaker bottom
Portion has chain pin, and chain pin is inserted into breaker is locked in testing position the spacing hole on interlock block Nei, breaker
Being capable of free divide-shut brake；Platform interior is provided with chain arm-tie, and breaker bottom is provided with divide-shut brake junction panel, chain arm-tie with
Be provided with the chain knife plate in longitudinal direction between divide-shut brake junction panel, chain arm-tie can drive when moving linearly to side chain knife plate around
Fixing axle rotate, and by chain knife plate upper end snap in divide-shut brake junction panel notch drive divide-shut brake junction panel to a sidesway
Dynamic, divide-shut brake junction panel can drive the mechanical divide-shut brake and electric part operation locking of open circuit so that breaker cannot be carried out
Closing operation；
Chain arm-tie dew to side rectilinear movement until the handle hole for arranging thereon overlaps with platform panel handle hole
Go out screw mandrel advancement mechanism, external circuit breaker operating handle is inserted into handle hole drive screw advancement mechanism and drives into open circuit；
One end is provided with the interlock block of the screw mandrel advancement mechanism and is pressed on chain knife plate and stop that chain knife plate resets simultaneously
The gag lever post that can enter to forerunner with screw mandrel advancement mechanism, interlock block drive gag lever post to enter to forerunner with screw mandrel advancement mechanism until
Gag lever post moves to the bench port of chain knife plate front end；It is provided between chain arm-tie, divide-shut brake junction panel and platform fixed plate
Extension spring, the spring force of extension spring can drive chain arm-tie, division after gag lever post moves forward to chain knife plate front end bench port
Lock junction panel straight line resets, and, with the chain sheet reset of divide-shut brake, breaker can carry out division for latch lever, the electric auxiliary contact that closes a floodgate
Lock is operated；
Breaker is provided with latch lever, the electric auxiliary contact that closes a floodgate and is located at divide-shut brake junction panel top, latch lever, combined floodgate electricity
Gas auxiliary contact can be moved up with the straight-line displacement of divide-shut brake junction panel；Cut-off push locking on latch lever
Mechanism can be move upwardly until away from cut-off push that the electric auxiliary contact that closes a floodgate is also moved up until hanging with latch lever
Can not close a floodgate, breaker cannot close a floodgate；It is provided with latch lever contact position on the divide-shut brake junction panel and has bevelled convex
Rise, latch lever bottom is provided with roller, divide-shut brake junction panel to during a side shifting by raised slope driving latch lever bottom
Roller is ramped up movement；With the electric auxiliary contact contact position that closes a floodgate it is also equipped with that conjunction can be driven on divide-shut brake junction panel
The projection of the electric auxiliary contact of lock；
The fixed shaft rear end of the chain knife plate is provided with trundle, and there is chain arm-tie flanging can promote trundle band
Dynamic fixed axial direction side rotation, fixing axle drives chain knife plate to rotate simultaneously；
The chain knife plate rear and front end has bench port, and the gag lever post in testing position on interlock block is in chain knife
Plate rear end step mouth；
The chain arm-tie is provided with handle；
The chain arm-tie, fixed guide pin is provided between divide-shut brake junction panel and platform, chain arm-tie, divide-shut brake connect
Jam plate has gathering sill, and gathering sill provides guiding with guide finger with chain arm-tie, divide-shut brake junction panel is combined into so that chain drawing
Plate, divide-shut brake junction panel can accurate movement, the chain accurate reliability of mechanism.
Breaker misoperation-preventing closing interlocking mechanism of the present utility model, lock test position is coordinated by interlock block with chain pin
Put, coordinated by chain arm-tie, chain knife plate and divide-shut brake junction panel and realize that breaker enters operating position from testing position drive
During lock closing function, provide reset power by extension spring, be prevented from staff's maloperation, reduce equipment peace
Full hidden danger, and simple to operate light, manufacturing process low cost, easy to assembly, production efficiency is high.
Description of the drawings
Fig. 1 is the breaker misoperation-preventing closing interlocking mechanism initial trial positional structure schematic diagram of the utility model embodiment；
Fig. 2 is the right view of Fig. 1；
Each portion in platform when Fig. 3 is the breaker misoperation-preventing closing interlocking mechanism initial trial position of the utility model embodiment
Part structure partial amplification plan view；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is that the breaker misoperation-preventing closing interlocking mechanism of the utility model embodiment drives structural representation into during；
Fig. 6 is the right view of Fig. 5；
Fig. 7 is that the breaker misoperation-preventing closing interlocking mechanism of the utility model embodiment drives into during each part knot in platform
Structure close-up top view；
Fig. 8 is the left view of Fig. 7；
Each part knot in platform when Fig. 9 is the breaker misoperation-preventing closing interlocking mechanism operating position of the utility model embodiment
Structure close-up top view；
Figure 10 is the left view of Fig. 9；
Figure 11 is that the breaker misoperation-preventing closing interlocking mechanism testing position of the utility model embodiment is each with during operating position
Interlocking elements structural representation；
Figure 12 is that the breaker misoperation-preventing closing interlocking mechanism of the utility model embodiment drives each interlocking elements knot into during
Structure schematic diagram.
Specific embodiment
As illustrated, a kind of breaker misoperation-preventing closing interlocking mechanism, the inside of platform 11 for installing breaker arranges and can drive
The screw mandrel advancement mechanism 13 of dynamic breaker, is provided with chain arm-tie 5 inside platform 11, divide-shut brake junction panel is installed in breaker bottom
3, interlock block 12 is set in screw mandrel advancement mechanism 13, breaker bottom arranges chain pin 10；Chain arm-tie 5 and divide-shut brake junction panel
The chain knife plate 14 in longitudinal direction is provided between 3, the rear end of fixing axle 18 of chain knife plate 14 is provided with trundle 15, and chain arm-tie 5 has
There is 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；The upper end of chain knife plate 14 snaps in the notch of divide-shut brake junction panel 3 and can drive divide-shut brake junction panel 3 to moving to left
Dynamic, the top of divide-shut brake junction panel 3 is provided with 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 the bottom of latch lever 2 is provided with roller, leads to when divide-shut brake junction panel 3 is moved to the left
The bottom roller of slope driving latch lever 2 for crossing projection is ramped up movement；Connect with electrically auxiliary of closing a floodgate on divide-shut brake junction panel 3
8 contact positions of point are also equipped with projection, hanging after being moved up by the electric auxiliary contact 8 of raised promotion combined floodgate to cause to close
Lock.
In testing position by causing breaker in testing position in the spacing hole on the insertion interlock block 12 of chain pin 10
Locking, the rear and front end of chain knife plate 14 has bench port 19, and the gag lever post 17 in testing position on interlock block 12 is in chain
The rear end step mouth 19 of knife plate 14, breaker can free divide-shut brake, and handle hole and the panel of platform 11 arranged on chain arm-tie 5
On handle hole stagger, screw mandrel advancement mechanism 13 be blocked cannot drive into.
Drive into during in the screw mandrel advancement mechanism of breaker, promote chain arm-tie 5 to be moved to the left by handle 16 until
The handle hole for arranging thereon overlaps with the panel operation hole of platform 11 and exposes screw mandrel advancement mechanism 13, external circuit breaker operating handle
Behind insertion operation hole by screw mandrel advancement mechanism 13 drive breaker to operating position drive 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 that close a floodgate electric auxiliary contact 8 with latch lever 2
It is move upwardly until that vacantly breaker cannot close a floodgate；Be provided with the interlock block 12 of screw mandrel advancement mechanism 13 one end be pressed in it is chain
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 all the time chain knife plate 14
Upper to stop chain knife plate 14 spinning reduction to the right, cut-off push locking mechanism 1 closes a floodgate electrically auxiliary all the time away from cut-off push
Adjuvant grafting point 8 is also hanging always, and breaker cannot close a floodgate all the time driving into during；As shown in Figure 10, interlock block 12 drives spacing
Bar 17 enters with screw mandrel advancement mechanism 13 to forerunner until gag lever post 17 moves to the bench port 19 of the front end of chain knife plate 14, chain knife
Plate 14 is lost after 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 drives into process and terminate around the spinning reduction to the right of fixing axle 18.
At operating position, chain arm-tie 5, divide-shut brake junction panel 3, the mechanism status of chain knife plate 14 and testing position
Mechanism is consistent, maintains static in original position, and the handle hole arranged on chain arm-tie 5 staggers with platform panel handle hole, silk
Bar advancement mechanism 13 is blocked cannot be operated, 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, breaker being capable of normal divide-shut brake.
Fixed guide pin 4, chain arm-tie 5, divide-shut brake are provided between chain arm-tie 5, divide-shut brake junction panel 3 and platform 11
Junction panel 3 has gathering sill, and gathering sill provides guiding with guide finger 4 with chain arm-tie 5, divide-shut brake junction panel 3 is combined into so that even
Lock arm-tie 5, divide-shut brake junction panel 3 can accurate movement, the chain accurate reliability of mechanism.
Breaker misoperation-preventing closing interlocking mechanism of the present utility model, lock test is coordinated by interlock block 12 with chain pin 10
Position, is coordinated with divide-shut brake junction panel 3 by chain arm-tie 5, chain knife plate 14 and realizes that breaker enters work from testing position drive
Closing function is locked during making position, by extension spring 7 reset power is provided, be prevented from staff's maloperation, dropped
Low equipment safety hidden danger, and simple to operate light, manufacturing process low cost, easy to assembly, production efficiency is high.
Claims (6)
1. a kind of breaker misoperation-preventing closing interlocking mechanism, including the platform (11) of breaker is installed, to be installed on platform (11) internal
The screw mandrel advancement mechanism (13) of breaker can be driven, it is characterised in that：The screw mandrel advancement mechanism (13) is with interlock block
(12), breaker bottom has chain pin (10), and chain pin (10) is inserted into causing to break the spacing hole on interlock block (12) Nei
Road device is locked in testing position, and breaker being capable of free divide-shut brake；Chain arm-tie (5), breaker are installed inside platform (11)
Bottom is provided with divide-shut brake junction panel (3), and the chain knife plate in longitudinal direction is provided between chain arm-tie (5) and divide-shut brake junction panel (3)
(14) chain knife plate (14) can be driven when, chain arm-tie (5) moves linearly to side to rotate around fixing axle (18), and by even
Lock knife plate (14) upper end snaps in and drive in divide-shut brake junction panel (3) notch divide-shut brake junction panel (3) to a side shifting, and divide-shut brake connects
Jam plate (3) can drive the mechanical divide-shut brake and electric part operation locking of open circuit so that breaker cannot carry out closing operation；
The chain arm-tie (5) moves linearly to side until the handle hole for arranging thereon 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 advancement mechanism (13) drive into
Open circuit；
One end is provided with the interlock block (12) of the screw mandrel advancement mechanism (13) and is pressed on chain knife plate (14) and stop chain knife
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 with screw mandrel advancement mechanism (13) until gag lever post (17) moves to the bench port of chain knife plate (14) front end
(19)；Chain arm-tie (5), extension spring (7), the bullet of extension spring (7) are provided between 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) and drive chain arm-tie (5) afterwards, divides in gag lever post (17)
Combined floodgate junction panel (3) straight line resets, and latch lever (2), electric auxiliary contact (8) of closing a floodgate reset with divide-shut brake junction panel (3), open circuit
Device can carry out breaking-closing operating.
2. breaker misoperation-preventing closing interlocking mechanism according to claim 1, it is characterised in that：Breaker is provided with latch lever
(2) electric auxiliary contact (8), is closed a floodgate positioned at divide-shut brake junction panel (3) top, latch lever (2), electric auxiliary contact (8) of closing a floodgate
Can move up with the straight-line displacement of divide-shut brake junction panel (3)；Cut-off push locking mechanism on latch lever (2)
(1) can be move upwardly until away from cut-off push with latch lever (2), electric auxiliary contact (8) of closing a floodgate also moves up directly
To vacantly closing a floodgate, breaker cannot close a floodgate；It is provided with latch lever (2) contact position on the divide-shut brake junction panel (3)
Have a bevelled projection, latch lever (2) bottom is provided with roller, divide-shut brake junction panel (3) to during a side shifting by raised
Slope driving latch lever (2) bottom roller is ramped up movement；With the electric auxiliary contact that closes a floodgate on divide-shut brake junction panel (3)
(8) contact position is also equipped with that the projection of electric auxiliary contact (8) of closing a floodgate can be driven.
3. breaker misoperation-preventing closing interlocking mechanism according to claim 1, it is characterised in that：The chain knife plate (14)
Fixing axle (18) rear end is provided with trundle (15), and chain arm-tie (5) can promote trundle (15) to drive with flanging (20)
Fixing axle (18) to side rotates, and fixing axle (18) drives chain knife plate (14) while rotation.
4. breaker misoperation-preventing closing interlocking mechanism according to claim 1, it is characterised in that：Before the chain knife plate (14)
Afterwards two ends have bench port (19), and the gag lever post (17) in testing position on interlock block (12) is in chain knife plate (14) rear end
Bench port (19).
5. breaker misoperation-preventing closing interlocking mechanism according to claim 1, it is characterised in that：The chain arm-tie (5) sets
It is equipped with handle (16).
6. breaker misoperation-preventing closing interlocking mechanism according to claim 1, it is characterised in that：The chain arm-tie (5), point
Fixed guide pin (4), chain arm-tie (5), divide-shut brake junction panel (3) tool are provided between combined floodgate junction panel (3) and platform (11)
There is gathering sill, gathering sill provides guiding with guide finger (4) with chain arm-tie (5), divide-shut brake junction panel (3) is combined into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852412.2U CN206134548U (en) | 2016-08-08 | 2016-08-08 | Interlocking device that closes a floodgate is prevented missing by circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620852412.2U CN206134548U (en) | 2016-08-08 | 2016-08-08 | Interlocking device that closes a floodgate is prevented missing by circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206134548U true CN206134548U (en) | 2017-04-26 |
Family
ID=58562903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620852412.2U Withdrawn - After Issue CN206134548U (en) | 2016-08-08 | 2016-08-08 | Interlocking device that closes a floodgate is prevented missing by circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206134548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098435A (en) * | 2016-08-08 | 2016-11-09 | 镇江大全伊顿电器有限公司 | Breaker misoperation-preventing closing interlocking mechanism |
-
2016
- 2016-08-08 CN CN201620852412.2U patent/CN206134548U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098435A (en) * | 2016-08-08 | 2016-11-09 | 镇江大全伊顿电器有限公司 | Breaker misoperation-preventing closing interlocking mechanism |
| CN106098435B (en) * | 2016-08-08 | 2018-07-17 | 镇江大全伊顿电器有限公司 | Breaker misoperation-preventing closing interlocking mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170426 Effective date of abandoning: 20180717 |