CN106409564A - Simultaneous blocking anti-misoperation device and method by employing disconnecting link position and operation mechanism case - Google Patents
Simultaneous blocking anti-misoperation device and method by employing disconnecting link position and operation mechanism case Download PDFInfo
- Publication number
- CN106409564A CN106409564A CN201610915659.9A CN201610915659A CN106409564A CN 106409564 A CN106409564 A CN 106409564A CN 201610915659 A CN201610915659 A CN 201610915659A CN 106409564 A CN106409564 A CN 106409564A
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- China
- Prior art keywords
- disconnecting link
- lock
- misoperation
- key
- operation mechanism
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- 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.)
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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
- H01H9/28—Interlocking, locking, or latching mechanisms for locking switch parts by a key or equivalent removable member
- H01H9/285—Locking mechanisms incorporated in the switch assembly and operable by a key or a special tool
Abstract
The present invention relates to the electric power technology field, especially to a simultaneous blocking anti-misoperation device and method by employing a disconnecting link position and an operation mechanism case. The simultaneous blocking anti-misoperation device by employing the disconnecting link position and the operation mechanism case is an anti-misoperation blocking device installed at a transformer substation and a power plant. The simultaneous blocking anti-misoperation device by employing the disconnecting link position and the operation mechanism case installs a disconnecting link transmission rod accessory on a disconnecting link transmission rod and installs anti-misoperation blocking devices at the side of the disconnecting link transmission rod and at the disconnecting link operation mechanism case door at the same time. On the premise of ensuring safety, the anti-misoperation blocking devices are installed at the side of the disconnecting link transmission rod and at the disconnecting link operation mechanism case door at the same time, and the disconnecting link transmission rod accessory is installed on a disconnecting link transmission rod so as to creatively solve the difficulty that the disconnecting link anti-misoperation device is not reliable. The simultaneous blocking anti-misoperation device by employing the disconnecting link position and the operation mechanism case are simple in structure, and the simultaneous blocking anti-misoperation method by employing the disconnecting link position and the operation mechanism case is simple to easy and safe and reliable. The simultaneous blocking anti-misoperation device and method by employing the disconnecting link position and the operation mechanism case are especially suitable for the transformer substation and the power plant with the installation of the anti-misoperation blocking devices. The simultaneous blocking anti-misoperation method by employing the disconnecting link position and the operation mechanism case passes the practice checking of the power plant to confirm that the method is safe and reliable, and has large usage for reference and great promotional values.
Description
Technical field
The present invention relates to technical field of electric power, more particularly, to a kind of anti-with operating mechanism box locking simultaneously using disconnecting link position
Misoperation apparatus and method, are a kind of in transformer station, the anti-misoperation locking device of Installation in Plant and method.
Background technology
In power system grid switching operation, drawing disconnecting link accident is to jeopardize the pernicious of electric power netting safe running to grasp to on-load by mistake by mistake
Make one of accident.
Of the prior art the first be, in switch operation mechanism chamber door, lock is installed.When possessing unlocking condition, opening operation
Mechanism's box door lock, then manual operation or electric operating disconnecting link.Second is to install lock on disconnecting link drive link.Possesses unlocking condition
When, open disconnecting link drive link open position lock or closing position lock, manual operation or electric operating disconnecting link in operating mechanism box.
These disconnecting links of the prior art do not possess the ability of cut-out load current and short circuit current.Draw on-load occurs
When closing disconnecting link, arcing forms conductive channel and causes phase fault, directly jeopardizes operator and equipment is caused damage.According to electricity
Force system countermeasure, needs to install anti-misoperation locking device to disconnecting link.
Content of the invention
For above-mentioned problems of the prior art, the present invention provides a kind of same with operating mechanism box using disconnecting link position
When locking anti-misoperation apparatus and method it is therefore an objective to solve prior art present in shortcoming and the insecure difficulty of error-proof device
Topic.
In order to reach foregoing invention purpose, the present invention is achieved through the following technical solutions：
Using disconnecting link position and operating mechanism box locking anti-misoperation apparatus simultaneously, it is disconnecting link to be provided with disconnecting link drive link pass
Lever adnexa, installs anti-misoperation locking device additional on disconnecting link drive link side and switch operation mechanism chamber door simultaneously.
Described disconnecting link drive link adnexa is disc-shape, is provided with two gap, two gap angles and the disconnecting link anglec of rotation
Identical, disconnecting link has a lock to pin disconnecting link respectively in separating brake or closing position.
Described anti-misoperation locking device includes position lock A, position lock C and door lock B, specifically installs on disconnecting link drive link side
Position lock A and position lock C, is provided with a door lock B on the chamber door of switch operation mechanism case.
Described position lock A is to be made up of position lock A1 and position lock A2 mechanical chain, and position lock C is to lock C1 and position by position
Put lock C2 mechanical chain to constitute；When disconnecting link is in open position, first gap be aligned position lock A of adnexa, second gap
Deviation position locks C, position lock A dead bolt insertion gap, realizes position lock A and pins disconnecting link；When disconnecting link is in closing position, adnexa
First gap deviation position lock A, second gap be aligned position lock C, position lock C dead bolt insertion gap, realize position lock C
Disconnecting link is pinned.
Using the method for disconnecting link position and operating mechanism box locking anti-misoperation apparatus simultaneously, through the following steps that realizing
's：
（1）Install anti-misoperation locking device with switch operation mechanism chamber door additional on disconnecting link drive link simultaneously；
（2）Disconnecting link drive link adnexa has two gap, and two gap angles are identical with the disconnecting link anglec of rotation, realize disconnecting link in separating brake or
Closing position, has a lock can pin disconnecting link respectively,
（3）When disconnecting link is in open position, anti-misoperation locking operating procedure is as follows：
Operation X devices exchange the first key insertion position out is locked A1 and operated；
Operating position locks the second key on A2, opens lock A；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation are closed disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked C2 and operates, lock position lock C；
Extract the 3rd key that position is locked on C1, go to operate Y equipment；
（4）When disconnecting link is in closing position, anti-misoperation locking operating procedure is as follows：
Operation Y devices exchange the 3rd key insertion position out is locked C1 and operated；
Operating position locks the second key on C2, opens lock C；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation separately disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked A2 and operates, lock position lock A；
Extract the first key that position is locked on A1, go to operate X equipment.
Advantages of the present invention and having the beneficial effect that：
The present invention, on the premise of guaranteeing safety, installs anti-error closing additional on disconnecting link drive link side and switch operation mechanism chamber door simultaneously
Locking device, installs disconnecting link drive link adnexa on disconnecting link drive link, and creative solves the insecure difficulty of disconnecting link error-proof device
Topic, it is simple to have a structure, method is simple, safe and reliable the advantages of.It is especially suitable for carrying out anti-misoperation locking device peace to disconnecting link
The transformer station of dress, power plant.The method have passed through the practice test of power plant, confirms that the method is safe and reliable, reference is big, has
Very strong promotional value.
The present invention will be further described in detail with specific embodiment below in conjunction with the accompanying drawings.
Brief description
Fig. 1 is the structural representation of the present invention.
In figure：Adnexa 1, gap 2, disconnecting link 3, disconnecting link drive link 4, A is locked in position, and C, switch operation mechanism case 7, door are locked in position
Lock B.
Specific embodiment
The present invention is that one kind utilizes disconnecting link position and operating mechanism box locking anti-misoperation apparatus and method simultaneously, and device is
Install anti-misoperation locking device additional on disconnecting link drive link side and switch operation mechanism chamber door simultaneously, knife is installed on disconnecting link drive link 4
Lock drive link adnexa 1, as shown in Figure 1.
Described disconnecting link drive link adnexa 1 is disc-shape, is provided with two gap 2, two gap angles and disconnecting link 3 anglec of rotation
Degree is identical.Realize disconnecting link in separating brake or closing position, have a lock can pin disconnecting link respectively.
Anti-misoperation locking device includes position lock A, position lock C and door lock B.Specifically in disconnecting link drive link 4 side installation position
Put lock A and position lock C.Wherein position lock A is to be made up of position lock A1 and position lock A2 mechanical chain, and position lock C is by position
Lock C1 and position lock C2 mechanical chain are constituted.One door lock B is provided with the chamber door of switch operation mechanism case 7.
When disconnecting link 3 is in open position, first gap be aligned position lock A of adnexa 1, second gap deviation position lock
C, position lock A dead bolt insertion gap, realize position lock A and disconnecting link 3 is pinned.
When disconnecting link 3 is in closing position, first gap deviation position lock A of adnexa 1, second gap be aligned position lock
C, position lock C dead bolt insertion gap, realize position lock C and disconnecting link 3 is pinned.
A kind of method of utilization disconnecting link position and operating mechanism box locking anti-misoperation apparatus simultaneously, through the following steps that
Realize：
1st, on disconnecting link drive link and switch operation mechanism chamber door installs anti-misoperation locking device additional simultaneously；
2nd, disconnecting link drive link adnexa has two gap, and two gap angles are identical with the disconnecting link anglec of rotation, realize disconnecting link in separating brake or
Closing position, has a lock can pin disconnecting link respectively,
3rd, when disconnecting link is in open position, anti-misoperation locking operating procedure is as follows：
Operation X devices exchange the first key insertion position out is locked A1 and operated；
Operating position locks the second key on A2, opens lock A；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation are closed disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked C2 and operates, lock position lock C；
Extract the 3rd key that position is locked on C1, go to operate Y equipment.
4th, when disconnecting link is in closing position, anti-misoperation locking operating procedure is as follows：
Operation Y devices exchange the 3rd key insertion position out is locked C1 and operated；
Operating position locks the second key on C2, opens lock C；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation separately disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked A2 and operates, lock position lock A；
Extract the first key that position is locked on A1, go to operate X equipment.
It is as follows that the inventive method compared with the existing technology carries out contrast compared with pluses and minuses and solution：
1st, prior art one：Only in operating mechanism chamber door, lock is installed.
Operating process is：The key opening operation mechanism box door lock being exchanged using previous action；Electric operating or
Manual operation disconnecting link；Shutoff operation mechanism chamber door is simultaneously locked, and takes out key and carries out next step operation.
There is shortcoming is：Can not prevent sky from walking flow process, cause maloperation.
The inventive method solution is：If only opening operating mechanism chamber door not operate, disconnecting link does not rotate, and causes next step knife
Lock drive link position lock is not locked it is impossible to continue executing with operation.
2nd, prior art two：Only in disconnecting link drive link, lock is installed.
Operating process is：Open disconnecting link drive link open position lock using the key that previous action exchanges to close a floodgate
Position is locked；Open operating mechanism chamber door, electric operating or manual operation disconnecting link；Locking disconnecting link drive link closing position lock is separating brake
Position is locked, and takes out key and carries out next step operation.
There is shortcoming is：Maloperation can not be prevented, damage drive link.Operator is not switched on disconnecting link drive link position lock, and
Press operating mechanism box operation button by mistake, drive link can be caused to rotate in locking motor.
This method solution is：Because operating mechanism box door lock is in locking.When being not switched on disconnecting link drive link position lock, no
Exchange key and remove opening operation mechanism box door lock.
Claims (5)
1. utilize disconnecting link position and operating mechanism box locking anti-misoperation apparatus simultaneously, it is characterized in that：In disconnecting link drive link（4）On
Disconnecting link drive link adnexa is installed（1）, install anti-misoperation locking dress additional on disconnecting link drive link side and switch operation mechanism chamber door simultaneously
Put.
2. the device preventing maloperation using disconnecting link position and operating mechanism box locking simultaneously according to claim 1, its
Feature is：Described disconnecting link drive link adnexa（1）For disc-shape, it is provided with two gap（2）, two gap angles and disconnecting link（3）
The anglec of rotation is identical, and disconnecting link has a lock to pin disconnecting link respectively in separating brake or closing position.
3. utilization disconnecting link position according to claim 1 and operating mechanism box locking anti-misoperation apparatus simultaneously, its feature
It is：Described anti-misoperation locking device includes position lock A, position lock C and door lock B, specifically in disconnecting link drive link（4）Side installation position
Put lock A and position lock C, in switch operation mechanism case（7）Chamber door be provided with a door lock B.
4. utilization disconnecting link position according to claim 3 and operating mechanism box locking anti-misoperation apparatus simultaneously, its feature
It is：Described position lock A is to be made up of position lock A1 and position lock A2 mechanical chain, and position lock C is to lock C1 and position lock by position
C2 mechanical chain is constituted；Work as disconnecting link（3）In open position, adnexa（1）First gap be aligned position lock A, second slits
Mouthful deviation position lock C, position lock A dead bolt insertion gap, realize position lock A by disconnecting link（3）Pin；Work as disconnecting link（3）In closing position
When putting, adnexa（1）First gap deviation position lock A, second gap be aligned position lock C, position lock C dead bolt insertion is slitted
Mouthful, realize position lock C by disconnecting link（3）Pin.
5. the method utilizing disconnecting link position and operating mechanism box locking anti-misoperation apparatus simultaneously, is characterized in that：By following step
Rapid realization：
（1）Install anti-misoperation locking device with switch operation mechanism chamber door additional on disconnecting link drive link simultaneously；
（2）Disconnecting link drive link adnexa has two gap, and two gap angles are identical with the disconnecting link anglec of rotation, realize disconnecting link in separating brake or
Closing position, has a lock can pin disconnecting link respectively,
（3）When disconnecting link is in open position, anti-misoperation locking operating procedure is as follows：
Operation X devices exchange the first key insertion position out is locked A1 and operated；
Operating position locks the second key on A2, opens lock A；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation are closed disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked C2 and operates, lock position lock C；
Extract the 3rd key that position is locked on C1, go to operate Y equipment；
（4）When disconnecting link is in closing position, anti-misoperation locking operating procedure is as follows：
Operation Y devices exchange the 3rd key insertion position out is locked C1 and operated；
Operating position locks the second key on C2, opens lock C；
Extract the second key, insertion door lock B simultaneously opens；
Electric operating or manual operation separately disconnecting link 3；
Lock door lock B, extract the second key；
Second key insertion position is locked A2 and operates, lock position lock A；
Extract the first key that position is locked on A1, go to operate X equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915659.9A CN106409564B (en) | 2016-10-21 | 2016-10-21 | It is latched anti-misoperation apparatus and method simultaneously using disconnecting link position and operating mechanism box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915659.9A CN106409564B (en) | 2016-10-21 | 2016-10-21 | It is latched anti-misoperation apparatus and method simultaneously using disconnecting link position and operating mechanism box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106409564A true CN106409564A (en) | 2017-02-15 |
| CN106409564B CN106409564B (en) | 2018-06-19 |
Family
ID=58012057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610915659.9A Active CN106409564B (en) | 2016-10-21 | 2016-10-21 | It is latched anti-misoperation apparatus and method simultaneously using disconnecting link position and operating mechanism box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106409564B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1443618A1 (en) * | 2003-01-24 | 2004-08-04 | Carlo Apostolo | Combined multifunctional middle voltage switchgear for middle voltage electric control panels |
| CN2831372Y (en) * | 2005-11-01 | 2006-10-25 | 淄博微联电子有限公司 | Linkage locking disk of box-like switching cabinet |
| CN102867667A (en) * | 2012-09-12 | 2013-01-09 | 广东电网公司江门供电局 | Disconnecting link anti-misoperation mechanism of full-mechanical five-prevention 10kV switching cabinet |
| CN202855586U (en) * | 2012-09-12 | 2013-04-03 | 广东电网公司江门供电局 | Lock cylinder software type misoperation prevention mechanism for misoperation-prevention 10KV switch cabinet |
| CN202872239U (en) * | 2012-11-23 | 2013-04-10 | 太平湾发电厂 | Additionally-mounted latching lock of high-pressure cabinet |
| CN203013591U (en) * | 2012-12-21 | 2013-06-19 | 黄石供电公司变电运行中心 | Safe operating mechanism used for grounding knife switch |
| CN203721534U (en) * | 2014-03-05 | 2014-07-16 | 国家电网公司 | Electric knife-switch latch-up protection device |
| CN206271587U (en) * | 2016-10-21 | 2017-06-20 | 国家电网公司 | The device of maloperation is prevented using disconnecting link position and operating mechanism box locking simultaneously |
-
2016
- 2016-10-21 CN CN201610915659.9A patent/CN106409564B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1443618A1 (en) * | 2003-01-24 | 2004-08-04 | Carlo Apostolo | Combined multifunctional middle voltage switchgear for middle voltage electric control panels |
| CN2831372Y (en) * | 2005-11-01 | 2006-10-25 | 淄博微联电子有限公司 | Linkage locking disk of box-like switching cabinet |
| CN102867667A (en) * | 2012-09-12 | 2013-01-09 | 广东电网公司江门供电局 | Disconnecting link anti-misoperation mechanism of full-mechanical five-prevention 10kV switching cabinet |
| CN202855586U (en) * | 2012-09-12 | 2013-04-03 | 广东电网公司江门供电局 | Lock cylinder software type misoperation prevention mechanism for misoperation-prevention 10KV switch cabinet |
| CN202872239U (en) * | 2012-11-23 | 2013-04-10 | 太平湾发电厂 | Additionally-mounted latching lock of high-pressure cabinet |
| CN203013591U (en) * | 2012-12-21 | 2013-06-19 | 黄石供电公司变电运行中心 | Safe operating mechanism used for grounding knife switch |
| CN203721534U (en) * | 2014-03-05 | 2014-07-16 | 国家电网公司 | Electric knife-switch latch-up protection device |
| CN206271587U (en) * | 2016-10-21 | 2017-06-20 | 国家电网公司 | The device of maloperation is prevented using disconnecting link position and operating mechanism box locking simultaneously |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106409564B (en) | 2018-06-19 |
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