CN108335929A - A kind of five anti-interlockings - Google Patents
A kind of five anti-interlockings Download PDFInfo
- Publication number
- CN108335929A CN108335929A CN201711465111.XA CN201711465111A CN108335929A CN 108335929 A CN108335929 A CN 108335929A CN 201711465111 A CN201711465111 A CN 201711465111A CN 108335929 A CN108335929 A CN 108335929A
- Authority
- CN
- China
- Prior art keywords
- ground connection
- interlocking
- isolation
- cam
- isolated
- 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.)
- Pending
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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
- H01H9/22—Interlocking, locking, or latching mechanisms for interlocking between casing, cover, or protective shutter and mechanism for operating contacts
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of five anti-interlockings, including：Interlocking resetting spring, door indicate connecting lever to ground connection interlocking resetting spring, isolation microswitch, isolated operation axis, breaker to isolation interlocking and division on the door to ground connection interlocking, ground connection microswitch, ground connection for isolation ground connection interlocking resetting spring, ground connection operating shaft, door, it is characterized in that, further including：Cam, ground connection are grounded to gate interlock, isolation cam and isolation ground connection interlocking, wherein：Ground connection cam is arc-shaped with the junction that ground connection interlocking is isolated；Isolation cam is arc-shaped with the junction that ground connection interlocking is isolated；It is arc-shaped to the junction of gate interlock that cam, which is grounded, with ground connection.The application is provided with idle stroke design by ground connection cam in five anti-interlockings and isolation cam with interlocking junction, assembly and the adjustment time that can not only reduce by five anti-interlockings, can also avoid the problem that interlocking in the prior art each component junction it is unsmooth caused by there are circuit safety hidden danger.
Description
Technical field
This application involves electric field, more particularly to a kind of five anti-interlockings.
Background technology
With the continuous development of electrical technology, the security performance height of electrical equipment directly influences the peace of electric system
Entirely, reliably.By taking high-tension switch cabinet as an example, in order to ensure electric system can long-term safety, stable operation, five it is anti-interlocking be every
Indispensable component in one high-tension switch cabinet.
Wherein, five anti-interlockings refer to that can prevent from accidentally dividing (conjunction) breaker, prevent on-load point (conjunction) disconnecting switch, prevent
Operating personnel are strayed into electricity interval, prevent cable address ground wire and the device of anti-stop-band ground wire point (conjunction) disconnecting switch.
However, in the prior art, the parts of the grounded part and isolated part of five anti-interlockings connect not frequent occurrence
Close problem, and then lead to great circuit safety hidden danger.Therefore, how to design a in the case where not influencing performance
So that the five anti-interlockings that each connecting component is more firm, become those skilled in the art and compel problem to be solved.
Invention content
The present invention provides a kind of five anti-interlockings, including：Isolation ground connection interlocking resetting spring, ground connection operating shaft, door are to ground connection
Interlocking, ground connection microswitch, ground connection on the door interlocking resetting spring, door to ground connection interlocking resetting spring, isolation microswitch, isolated operation
Axis, breaker indicate connecting lever to isolation interlocking and division, which is characterized in that further include：Be grounded cam, ground connection to gate interlock,
Cam and isolation ground connection interlocking is isolated, wherein：
Ground connection cam is arc-shaped with the junction that ground connection interlocking is isolated；
Isolation cam is arc-shaped with the junction that ground connection interlocking is isolated；
It is arc-shaped to the junction of gate interlock that cam, which is grounded, with ground connection.
Preferably, further include：When contact of earth, ground connection cam is connected with ground connection interlocking is isolated.
Preferably, further include：When combined floodgate is isolated, isolation cam is connected with ground connection interlocking is isolated.
Preferably, further include：When contact of earth, ground connection cam is connected to gate interlock with ground connection.
Preferably, further include：Ground connection cam is connected with ground connection operating shaft.
Preferably, further include：Isolation cam is connected with isolated operation axis.
Preferably, further include：Isolation cam is connected with breaker to interlocking is isolated.
The application is set by ground connection cam in five anti-interlockings and isolation cam with interlocking junction and be provided with idle stroke
Meter, can not only reduce assembly and the adjustment time of five anti-interlockings, can also avoid interlocking each component junction in the prior art
There are problems that circuit safety hidden danger caused by unsmooth.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of five anti-interlockings proposed by the present invention；
Fig. 2 is a kind of interlocking schematic diagram of breaker closing state proposed by the present invention；
Fig. 3 is a kind of structural schematic diagram of isolation "on" position proposed by the present invention；
Fig. 4 is a kind of structural schematic diagram of contact of earth state proposed by the present invention；
Fig. 5 is a kind of ground connection proposed by the present invention and cable tank gate interlock schematic diagram.
Marginal data：
1. isolation ground connection interlocking resetting spring, 2. ground connection operating shafts, 3. ground connection cams, 4. ground connection are to gate interlock, 5. docking
Ground interlocks, 6. ground connection microswitches, and 7. are grounded interlocking resetting spring on the door, and 8. are opened ground connection interlocking resetting spring, 9. isolation fine motions
It closes, 10. isolated operation axis, 11. isolation cams, 12. isolation ground connection interlockings, 13. breakers interlock isolation, 14. divisions instruction
Connecting lever.
Specific implementation mode
In view of the problems of the prior art, the present invention proposes a kind of isolation earthing or grounding means.
The application is further described below in conjunction with attached drawing, but not as the restriction to the application, hereafter in order to retouch
It states conveniently, cited "upper", "lower", "left", "right" are consistent equal to directions such as itself upper and lower, left and right of attached drawing, hereinafter
" first ", " second " etc. to be distinguish in description, there is no other particular meanings.
The dimensional structure diagram of a kind of five anti-interlockings proposed as shown in Figure 1 for the embodiment of the present application.
The five anti-interlocking of one kind that the embodiment of the present application proposes, including：Isolation ground connection interlocking resetting spring 1, ground connection operating shaft 2,
Door is to ground connection interlocking 5, ground connection microswitch 6, ground connection to 4 return spring 7 of gate interlock, door to ground connection interlocking resetting spring 8, isolation fine motion
Switch 9, isolated operation axis 10, breaker indicate connecting lever 14 to isolation interlocking 13 and division, which is characterized in that further include：It connects
Ground cam 3, ground connection interlock 12 to gate interlock 4, isolation cam 11 and isolation ground connection, wherein：
Ground connection cam 3 is arc-shaped with the junction that ground connection interlocking 12 is isolated；
Isolation cam 11 is arc-shaped with the junction that ground connection interlocking 12 is isolated；
It is arc-shaped to the junction of gate interlock 4 that cam 3, which is grounded, with ground connection.
As shown in Figure 1, it is killer switch is under gate-dividing state in the application Interlock Status, specifically, the application
Five anti-interlockings are by isolation ground connection interlocking resetting spring 1, ground connection operating shaft 2, door to ground connection interlocking 5, ground connection microswitch 6, ground connection pair
4 return spring 7 of gate interlock, door join isolation ground connection interlocking resetting spring 8, isolation microswitch 9, isolated operation axis 10, breaker
Lock 13 and division instruction connecting lever 14, ground connection cam 3, ground connection are to 12 groups of gate interlock 4, isolation cam 11 and isolation ground connection interlocking
At.
Wherein, division instruction connecting lever 14 is connected to one end that interlocking 13 is isolated with breaker.Breaker interlocks isolation
13 other end is connected with one end that ground connection interlocking 12 is isolated.The other end of isolation ground connection interlocking 12 is connected with cam 11 is isolated
It connects, wherein be provided with isolated operation axis 10 on isolation cam 11.Isolation cam 11 also with microswitch 9 be isolated be connected.Into one
Step, division instruction connecting lever 14 is used to indicate breaker and is in gate-dividing state or "on" position, when breaker carries out divide-shut brake
When operation, breaker can drive division instruction connecting lever 14 to rotate, and division indicates connecting lever 14 and then breaker is driven to interlock isolation
13 move up and down.When killer switch is the Interlock Status under gate-dividing state, isolated operation axis 10 can be operated.Work as open circuit
When device switch is closes a floodgate, as shown in Fig. 2, division instruction connecting lever 14 can rotate clockwise, and then breaker is driven to interlock isolation
13 move downward, and when killer switch is the Interlock Status under "on" position, breaker interlocks 13 resting positions to isolation
For blocking isolated operation axis 10, isolated operation axis 10 is operated with quiescing person, and then reaches under breaker closing state,
Breaker is to isolation interlocking 13.It should be noted that when killer switch is the Interlock Status under gate-dividing state, the five of the application
The isolating device and earthing or grounding means of anti-interlocking can operate.And by the way that the triggering isolation microswitch 9 of cam 11 is isolated, realize isolation
Open position information is transmitted.
Further, isolation ground connection interlocking 12 is connected with ground connection 12 return springs of interlocking are isolated.Wherein, isolation ground connection connection
12 return springs are locked for when breaker separates from or taps ground so that isolation ground connection interlocking 12 returns to original state.It can
Choosing, as shown in figure 3, for the isolation "on" position of five anti-interlocking of the application, by operation isolation operating shaft 10 so that isolation is convex
Take turns the 11 equidirectional rotations under the drive of isolated operation axis 10, and then be isolated cam 11 drive isolation ground connection interlocking 12 be isolated it is convex
The rotation of 11 negative directions is taken turns until isolation combined floodgate is completed.It should be noted that after the completion of isolation is closed a floodgate, isolation microswitch 9 can not
It operates, isolation is interlocked again with reaching.Further, the application is provided with idle stroke design to isolation interlocking, specifically,
Isolation cam 11 is set as circular shape with the junction that ground connection interlocking 12 is isolated, by the way that cam 11 is being isolated and ground connection connection is isolated
The junction of lock 12 is set as circular shape, it is ensured that when combined floodgate is isolated, isolation cam 11 rests on isolation ground connection interlocking
Any position of 12 circular arcs may be implemented to interlock.It avoids in the prior art, isolation cam 11 interlocks 12 with ground connection is isolated
Junction be caused by horizontal plane be easy unsmooth situation is connected caused by " locked " or " lock pine ", significantly reduce
Circuit safety hidden danger in high-tension switch cabinet.
In addition, as shown in figure 4, ground connection is isolated as seen from Figure 4 in the contact of earth state for five anti-interlocking of the application
Interlock 12 return springs and 12 be connected with ground connection interlocking is isolated, isolation ground connection interlocking 12 also respectively with ground connection cam 3 and be isolated micro-
Dynamic switch 9 is connected, wherein ground connection operating shaft 2 is provided on ground connection cam 3.When the five anti-interlockings of the application are in contact of earth
When state, by operational grounding operating shaft 2 so that the equidirectional rotation under the drive of ground connection operating shaft 2 of ground connection cam 3, Jin Erjie
Ground cam 3 drives isolation ground connection interlocking 12 and the rotation of 11 negative direction of cam is isolated until contact of earth is completed.It should be noted that
After the completion of contact of earth, ground connection microswitch 6 is in triggering state, is interlocked to ground connection with reaching.Likewise, the application is to ground connection
Interlocking is provided with idle stroke design, specifically, being set as arc-shaped with the junction that ground connection interlocking 12 is isolated in ground connection cam 3
Shape, by being set as circular shape with the junction that ground connection interlocking 12 is isolated in ground connection cam 3, it is ensured that in contact of earth
When, be grounded from cam rest on isolation ground connection interlocking 12 circular arcs any position may be implemented to interlock.Avoid existing skill
In art, ground connection cam 3 is led with the junction that ground connection interlocking 12 is isolated for be easy " locked " or " lock pine " caused by horizontal plane
Cause connects unsmooth situation, significantly reduces the circuit safety hidden danger in high-tension switch cabinet.
Further, as shown in figure 5, for ground connection in the application and cable tank gate interlock.Wherein, ground connection is to gate interlock 4
It is connected with ground connection microswitch 6, is grounded and is connected to 4 return spring 7 of gate interlock with ground connection to the bottom of gate interlock 4.In addition, door
It is connected to ground connection interlocking resetting spring 8 with door to the bottom of ground connection interlocking 5.During contact of earth, grasped by operational grounding
Make axis 2 so that being grounded the equidirectional rotation under the drive of ground connection operating shaft 2 of cam 3, and then is grounded cam 3 and drives ground connection to the couplet on the door
Lock 4 moves downward.At this point, ground connection to 4 return spring 7 of gate interlock and is being grounded to 4 return spring of gate interlock the compression ground connection of gate interlock 4
It is moved upwards under 7 reaction force.So that ground connection no longer locks cable hatch door to gate interlock 4, ground connection microswitch 6 can not
It operates, is closed a floodgate with being grounded again.It should be noted that after cable hatch door is opened, cable hatch door no longer drives door to ground connection
Interlocking 5, and then door moves upwards ground connection interlocking 5 in the case where door is to the reaction of ground connection interlocking resetting spring 8, and then block ground connection behaviour
Make axis 2 so that ground connection operating shaft 2 is inoperable so that earthing switch is inoperable, and then reaches contact of earth.
Explanation is also needed, the application is provided with idle stroke design to ground connection and cable tank gate interlock, specifically,
Ground connection cam 3 is set as circular shape with ground connection to the junction of gate interlock 4, by being grounded cam 3 with ground connection to gate interlock 4
Junction be set as circular shape, it is ensured that in contact of earth, ground connection cam 3 rest on ground connection to 4 circular arc of gate interlock
Any position at place may be implemented to interlock.It avoids in the prior art, ground connection cam 3 is with ground connection to the junction of gate interlock 4
To be easy the situation that connection is unsmooth caused by " locked " or " lock pine " caused by horizontal plane, high-voltage switch gear is significantly reduced
Circuit safety hidden danger in cabinet.
The application is set by ground connection cam in five anti-interlockings and isolation cam with interlocking junction and be provided with idle stroke
Meter, can not only reduce assembly and the adjustment time of five anti-interlockings, can also avoid interlocking each component junction in the prior art
There are problems that circuit safety hidden danger caused by unsmooth.
Claims (7)
1. a kind of five anti-interlockings, including：Isolation ground connection interlocking resetting spring, ground connection operating shaft, door open ground connection interlocking, ground connection fine motion
Close, ground connection on the door interlocking resetting spring, door to ground connection interlocking resetting spring, isolation microswitch, isolated operation axis, breaker to isolation
Interlocking and division indicate connecting lever, which is characterized in that further include：Cam, ground connection are grounded to gate interlock, isolation cam and isolation
Ground connection interlocking, wherein：
The ground connection cam is arc-shaped with the junction that ground connection interlocking is isolated；
The isolation cam is arc-shaped with the junction that ground connection interlocking is isolated；
The ground connection cam is arc-shaped to the junction of gate interlock with the ground connection.
2. five anti-interlockings of one kind as described in claim 1, which is characterized in that when contact of earth, the ground connection cam and institute
Isolation ground connection interlocking is stated to be connected.
3. five anti-interlockings of one kind as described in claim 1, which is characterized in that when combined floodgate is isolated, the isolation cam and institute
Isolation ground connection interlocking is stated to be connected.
4. five anti-interlockings of one kind as described in claim 1, which is characterized in that when contact of earth, the ground connection cam and institute
Ground connection is stated to be connected to gate interlock.
5. five anti-interlockings of one kind as claimed in claim 2, which is characterized in that the ground connection cam and the ground connection operating shaft phase
Connection.
6. five anti-interlockings of one kind as claimed in claim 3, which is characterized in that the isolation cam and the isolated operation axis phase
Connection.
7. five anti-interlockings of one kind as claimed in claim 6, which is characterized in that the isolation cam is with the breaker to being isolated
Interlocking is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465111.XA CN108335929A (en) | 2017-12-28 | 2017-12-28 | A kind of five anti-interlockings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711465111.XA CN108335929A (en) | 2017-12-28 | 2017-12-28 | A kind of five anti-interlockings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108335929A true CN108335929A (en) | 2018-07-27 |
Family
ID=62924670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711465111.XA Pending CN108335929A (en) | 2017-12-28 | 2017-12-28 | A kind of five anti-interlockings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108335929A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113873790A (en) * | 2021-09-25 | 2021-12-31 | 廖长寿 | Full-sealed plastic shell operating mechanism of switch cabinet |
| CN113990688A (en) * | 2021-10-28 | 2022-01-28 | 许昌许继软件技术有限公司 | Cabinet door interlocking device for switch equipment and switch equipment |
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| CN113873790A (en) * | 2021-09-25 | 2021-12-31 | 廖长寿 | Full-sealed plastic shell operating mechanism of switch cabinet |
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| CN113990688A (en) * | 2021-10-28 | 2022-01-28 | 许昌许继软件技术有限公司 | Cabinet door interlocking device for switch equipment and switch equipment |
| CN113990688B (en) * | 2021-10-28 | 2024-04-12 | 许昌许继软件技术有限公司 | Cabinet door interlocking device for switch equipment and switch equipment |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180727 |
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| RJ01 | Rejection of invention patent application after publication |