CN205882450U - Multifunctional switch cabinet anti -misoperation lockout device - Google Patents
Multifunctional switch cabinet anti -misoperation lockout device Download PDFInfo
- Publication number
- CN205882450U CN205882450U CN201620850109.9U CN201620850109U CN205882450U CN 205882450 U CN205882450 U CN 205882450U CN 201620850109 U CN201620850109 U CN 201620850109U CN 205882450 U CN205882450 U CN 205882450U
- Authority
- CN
- China
- Prior art keywords
- lock
- switch
- cabinet door
- test window
- rear cabinet
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a multifunctional switch cabinet anti -misoperation lockout device belongs to electrical equipment's protector. The utility model provides a multifunctional switch cabinet anti -misoperation lockout device, insulation test window on set up in cubical switchboard anterior switch gear room the lock A on the switch body, setting up the back cabinet door at the cubical switchboard, the hinge through back cabinet door one side between back cabinet door and cubical switchboard links to each other with the cubical switchboard, is equipped with the insulation test window on the back cabinet door, the insulation test window the downside after with the cabinet door articulate within a definite time, be equipped with lock C between back cabinet door and cubical switchboard, establish lock B between insulation test window and back cabinet door, lock A, lock B and lock C's lock core uses same key. The utility model has the advantages of adopt three a closures key, avoid the open by mistake under the test mode to open the switch body, improved the security.
Description
Technical field
This utility model relates to a kind of multifunction switch cabinet anti-misoperation locking device, belongs to the preventer of electric equipment.
Background technology
Insulated working measured by motor is one of topmost work of power-plant operation personnel, is to ensure that equipment safety operation
Important detection means.When insulation surveyed by motor, operations staff needs to open front cabinet door and outside switch pull-out storehouse, the most close
Charged position, wrong touches charged position risk, and maintainer is time cabinet door carries out service work after opening, also has electric shock wind
Danger.Time properly functioning, in switch cubicle, mains side (bus bar side) static contact and load side static contact curtain plate are isolated, and measure insulation
Time, operator need to be opened by curtain plate in access switch cabinet, then measure with hand-held megger linear contact lay load side contact.Curtain
After plate is opened, mains side and load side static contact expose simultaneously, in operator's access switch cabinet, closely near electro-mechanical part
Position, it is easy to touching the charged position of mains side by mistake, once cause arc short-circuit, operations staff cannot hide in switch cubicle, will make
Become great personal injury.And it is many to survey insulation frequency, job step is many, and workload is big, and task is heavy.
Switch cubicle rear cabinet door is bolted to connection with switch cabinet body, after needing during accident maintenance to use spanner to open
Cabinet door, opens rear cabinet door and takes around 23 minutes.Rear door of switch cabinet grounding switch locking yoke plate designs relatively thin (some only 3mm
Thick), material is softer, there is the risk that can by mistake open cabinet door in the case of not conforming to grounding switch, and maintainer opens rear cabinet
During door inspection earthing cutter, switch the possibility of wrong power transmission, be susceptible to electric shock accidents.
Former mode carries out Insulation test and uses the time
Cable connector heating not only can cause substantial amounts of energy loss, and can have a strong impact on the normal work of electrical equipment
Make, the most then in circuit, operating current increases, and the electrical equipment lost of life is heavy then can interrupt suddenly the equipment in being currently running, very
To fire and electric shock accidents etc. also can be led to, cause loss difficult to the appraisal.
Summary of the invention
This utility model relates to a kind of multifunction switch cabinet anti-misoperation locking device, solves existing switch cubicle and carries out every test
Time by duration, the problem that has Danger Electric shock risk.
For achieving the above object, the technical solution adopted in the utility model is:
Multifunction switch cabinet anti-misoperation locking device, including the lock A being arranged in the switch gear room of switch cubicle front portion in switch body, sets
Put the Insulation test window on the rear cabinet door of switch cubicle, by hinge and the switch of rear cabinet door side between rear cabinet door and switch cubicle
Cabinet is connected, and rear cabinet door is provided with Insulation test window, and Insulation test window is hinged between downside and rear cabinet door；
It is provided with lock C between rear cabinet door and switch cubicle, between Insulation test window and rear cabinet door, sets lock B, described lock A, lock B and lock C
Lock core use same key；
Slide anteroposterior on the sliding rail that described switch body is laid in switch gear room, switch body is divided into work shape on sliding rail
Working position under starting state and the test position under Insulation test state during state, the inwall of switch gear room sets in the test position of switch body
Having the lockhole that the dead bolt with lock A coordinates, lock A, lock B and lock C to stretch out, at dead bolt, the state key i.e. locked is just can be unplugged.
As preferably, test window sets and also sets the circular infrared test window with infrared glass, and infrared test window is also
There is hinged circular lid.
As preferably, the visual diameter of infrared glass is 95mm, and ultrared transmitance is >=93%, and withstanding voltage is
40kV/1min, degree of protection is IP55.
As preferably, the size of Insulation test window is long 45cm, high 25cm, long limit level.
As preferably, rear cabinet door is provided with louvre.
The method of multifunction switch cabinet anti-misoperation locking device work, comprises the following steps:
A) switch body is in working order, and key is in the state being inserted in lock A, and key can not be unplugged, and locking B lock C can not
It is unlocked；
B) by switch body shake to test position, lock A dead bolt extend out to lockhole, and lock A, under locking-in state, pulls up key,
Now switch body is lockable, and switch body can not be moved into working position, and Insulation test point is not charged；
C) insert a key into lock B or lock C, open Insulation test window or rear cabinet door is tested, due in lock B or lock C
One be unlocked, key can not be unplugged；
D) after having tested, close Insulation test window or rear cabinet door, pull up key, insert a key into lock A and open lock A,
Lock A dead bolt is retracted, and switch body is moved to working position, and owing to the dead bolt of lock A is retracted, key can not be unplugged, and lock B and lock C is not
Can be unlocked.
The utility model has the advantage of
Use three sealed keys, it is to avoid opening by mistake under test mode opens switch body, improves safety.
Worker safety being effectively ensured, has reduced potential safety hazard, the survey insulation used time controls, at 7 minutes, to reduce work
Intensity.Meanwhile, if infrared glass use fever monitoring device, device temperature can quickly be detected, it is ensured that the safety fortune of equipment
OK.
Accompanying drawing explanation
Fig. 1 is the structure chart that Switch main body of the present utility model sets lock A,
Fig. 2 is that this utility model is with lock B and the cabinet door structure chart of lock C.
Fig. 3 is this utility model each component locations structure chart.
1, switch body 2, lock A, 3, sliding rail, 4, switch cubicle, 5, rear cabinet door, 6 Insulation test windows 7, lock B, 8, infrared survey
Examination window, 9, lock C, 10, front cabinet door, 11, charged point, 12, control room, 13, bus-bar room, 14, cable vault.
Detailed description of the invention
The present invention utilizes self set program blocking function, is installed on high voltage electric equipment to prevent maloperation.
Present configuration is as shown in the figure
Multifunction switch cabinet anti-misoperation locking device, including the lock A being arranged in the switch gear room of switch cubicle front portion in switch body, sets
Put the Insulation test window on the rear cabinet door of switch cubicle, by hinge and the switch of rear cabinet door side between rear cabinet door and switch cubicle
Cabinet is connected, and rear cabinet door is provided with Insulation test window, and Insulation test window is hinged between downside and rear cabinet door；
It is provided with lock C between rear cabinet door and switch cubicle, between Insulation test window and rear cabinet door, sets lock B, described lock A, lock B and lock C
Lock core use same key；
Slide anteroposterior on the sliding rail that described switch body is laid in switch gear room, switch body is divided into work shape on sliding rail
Working position under starting state and the test position under Insulation test state during state, the inwall of switch gear room sets in the test position of switch body
Having the lockhole that the dead bolt with lock A coordinates, lock A, lock B and lock C to stretch out, at dead bolt, the state key i.e. locked is just can be unplugged.
Test window sets and also sets the circular infrared test window with infrared glass, and infrared test window also has hinged circle
Shape lid.The visual diameter of infrared glass is 95mm, and ultrared transmitance is >=93%, and withstanding voltage is 40kV/1min, protection
Grade is IP55.The size of Insulation test window is long 45cm, high 25cm, long limit level.Rear cabinet door is provided with louvre.
The method of multifunction switch cabinet anti-misoperation locking device work, comprises the following steps:
E) switch body is in working order, and key is in the state being inserted in lock A, and key can not be unplugged, and locking B lock C can not
It is unlocked；
F) by switch body shake to test position, lock A dead bolt extend out to lockhole, and lock A, under locking-in state, pulls up key,
Now switch body is lockable, and switch body can not be moved into working position, and Insulation test point is not charged；
G) insert a key into lock B or lock C, open Insulation test window or rear cabinet door is tested, due in lock B or lock C
One be unlocked, key can not be unplugged；
H) after having tested, close Insulation test window or rear cabinet door, pull up key, insert a key into lock A and open lock A,
Lock A dead bolt is retracted, and switch body is moved to working position, and owing to the dead bolt of lock A is retracted, key can not be unplugged, and lock B and lock C is not
Can be unlocked.
Conclusion: survey insulation 7 minutes used times, relatively desired value shortens 3 minutes in 10 minutes.
The utility model has the advantage of
Use three sealed keys, it is to avoid opening by mistake under test mode opens switch body, improves safety.
Worker safety being effectively ensured, has reduced potential safety hazard, the survey insulation used time controls, at 7 minutes, to reduce work
Intensity.Meanwhile, if infrared glass use fever monitoring device, device temperature can quickly be detected, it is ensured that the safety fortune of equipment
OK.
Claims (4)
1. a multifunction switch cabinet anti-misoperation locking device, is characterized in that, including being arranged on switch cubicle front portion switch cubicle switch
Lock A on body, the Insulation test window being arranged on the rear cabinet door of switch cubicle, by rear cabinet door side between rear cabinet door and switch cubicle
Hinge be connected with switch cubicle, rear cabinet door is provided with Insulation test window, and Insulation test window is hinged between downside and rear cabinet door；
It is provided with lock C between rear cabinet door and switch cubicle, between Insulation test window and rear cabinet door, sets lock B, described lock A, lock B and the lock of lock C
Core uses same key；
Slide anteroposterior on the sliding rail that described switch body is laid in switch gear room, when switch body is divided into duty on sliding rail
Working position under starting state and the test position under Insulation test state, the inwall of switch gear room be provided with in the test position of switch body with
It is just can be unplugged that the lockhole that the dead bolt of lock A coordinates, lock A, lock B and lock C stretch out, at dead bolt, the state key i.e. locked.
Multifunction switch cabinet anti-misoperation locking device the most according to claim 1, is characterized in that, test window set also set with
The circular infrared test window of infrared glass, infrared test window also has hinged circular lid.
Multifunction switch cabinet anti-misoperation locking device the most according to claim 2, is characterized in that, the visual diameter of infrared glass
For 95mm, ultrared transmitance is >=93%, and withstanding voltage is 40kV/1min, and degree of protection is IP55.
Multifunction switch cabinet anti-misoperation locking device the most according to claim 1, is characterized in that, the size of Insulation test window
For long 45cm, high 25cm, long limit level, rear cabinet door is provided with louvre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850109.9U CN205882450U (en) | 2016-08-08 | 2016-08-08 | Multifunctional switch cabinet anti -misoperation lockout device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620850109.9U CN205882450U (en) | 2016-08-08 | 2016-08-08 | Multifunctional switch cabinet anti -misoperation lockout device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205882450U true CN205882450U (en) | 2017-01-11 |
Family
ID=57701589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620850109.9U Expired - Fee Related CN205882450U (en) | 2016-08-08 | 2016-08-08 | Multifunctional switch cabinet anti -misoperation lockout device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205882450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159719A (en) * | 2016-08-08 | 2016-11-23 | 单涛 | Multifunction switch cabinet anti-misoperation locking device and method of work thereof |
-
2016
- 2016-08-08 CN CN201620850109.9U patent/CN205882450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106159719A (en) * | 2016-08-08 | 2016-11-23 | 单涛 | Multifunction switch cabinet anti-misoperation locking device and method of work thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |