CN107123559A - A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch - Google Patents

A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch Download PDF

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Publication number
CN107123559A
CN107123559A CN201710518190.XA CN201710518190A CN107123559A CN 107123559 A CN107123559 A CN 107123559A CN 201710518190 A CN201710518190 A CN 201710518190A CN 107123559 A CN107123559 A CN 107123559A
Authority
CN
China
Prior art keywords
bus
disconnecting link
electromagnetic lock
double
fixed seat
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
Application number
CN201710518190.XA
Other languages
Chinese (zh)
Inventor
马文宣
曹红霞
马章迪
常军
李明利
张前进
王菊梅
李麦玲
李晋成
郜涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiyuan Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
Jiyuan Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiyuan Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical Jiyuan Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority to CN201710518190.XA priority Critical patent/CN107123559A/en
Publication of CN107123559A publication Critical patent/CN107123559A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20Interlocking, locking, or latching mechanisms

Abstract

The present invention relates to a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch, it includes grounding switch mechanism case, the upper surface of described grounding switch mechanism case with being provided with bus disconnecting link, described bus position on the side of disconnecting link close to bottom be provided with branch free bearing, described branch free bearing is connected with action bars by rotating shaft, on the outer surface of described grounding switch mechanism case fixed seat A and fixed seat B are provided with below branch free bearing, described fixed seat A and fixed seat B are located at the left and right sides of action bars respectively, electromagnetic lock is fixed with described fixed seat B, described electromagnetic lock is the electromagnetic lock for being provided with dead bolt, the dead bolt of described electromagnetic lock is arranged on the side away from grounding switch mechanism case around action bars, described electromagnetic lock is connected with controller, described controller is connected with double-bus switch cabinet signal supervisory instrument;Total, the present invention has the advantages that reasonable in design, can effectively prevent maloperation to action bars, guarantee Electrical Safety.

Description

A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch
Technical field
The invention belongs to electric power tool technical field, and in particular to a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch.
Background technology
In order to easy to use, action bars is installed on disconnecting link in bus, in order to prevent people without fixed duties etc. to bus ground disconnecting link Random operation, needed after the completion of operation to action bars carry out locking, existing locking method is in action bars jointed shaft Padlock is installed on side, the rotation of action bars is limited by padlock, although this method can prevent irrelevant people to a certain extent Member to bus disconnecting link action, still can be to mother as long as opening padlock but in the case where double-bus is not fully disconnected Line disconnecting link acted, safety in utilization is relatively low;Therefore it provides a kind of reasonable in design, can effectively prevent to action bars Maloperation, ensure that the special blocking mechanism of double-bus disconnecting link earthing knife-switch of Electrical Safety is very important.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, and a kind of reasonable in design is provided, can effectively be prevented Maloperation only to action bars, the special blocking mechanism of the double-bus disconnecting link earthing knife-switch of guarantee Electrical Safety.
The object of the present invention is achieved like this:A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch, it includes ground connection Switch mechanism case, the upper surface of described grounding switch mechanism case with being provided with bus disconnecting link, described bus disconnecting link side Position on face close to bottom is provided with branch free bearing, and described branch free bearing is connected with action bars, described earthing by rotating shaft Fixed seat A and fixed seat B, described fixed seat A and B points of fixed seat are provided with the outer surface of brake mechanism case below branch free bearing Not Wei Yu action bars the left and right sides, be fixed with electromagnetic lock on described fixed seat B, described electromagnetic lock is to be provided with dead bolt Electromagnetic lock, the dead bolt of described electromagnetic lock is arranged on the side away from grounding switch mechanism case around action bars, described electromagnetism Lock is connected with controller, and described controller is connected with double-bus switch cabinet signal supervisory instrument.
The position corresponding with the dead bolt of electromagnetic lock is provided with spacing hole on described fixed seat A.
Position on the outer surface of described action bars close to end is provided with Anti-slip cover.
Stopping means is provided with above branch free bearing on the lateral surface of disconnecting link described bus.
Described electromagnetic lock is normally closed type outdoor electromagnetic lock.
Beneficial effects of the present invention:In the present invention, when double-bus is fully disconnected, double-bus switching signal detection means will The signal detected is sent to controller, is powered by controller control electromagnetic lock, the dead bolt on electromagnetic lock is attracting the work of magnetic force Bounce back in electromagnetic lock, now, action bars can be pulled to horizontal level under, action bars is pulled with driving bus by level Disconnecting link is acted;And when at least one bus does not disconnect in double-bus, double-bus switching signal detection means is by the letter detected Breath is sent to controller, and controller control electromagnetic lock locking prevents in the state of bus is powered, pulls action bars and drive bus Ground disconnecting link action, so as to ensure Electrical Safety;Total, the present invention has reasonable in design, can effectively prevented to action bars Maloperation, the advantage for ensureing Electrical Safety.
Brief description of the drawings
Fig. 1 is a kind of main structure diagram of the special blocking mechanism of double-bus disconnecting link earthing knife-switch of the invention.
Fig. 2 is a kind of overlooking the structure diagram of the special blocking mechanism of double-bus disconnecting link earthing knife-switch of the invention.
Fig. 3 is a kind of electrical connection schematic diagram of the special blocking mechanism of double-bus disconnecting link earthing knife-switch of the invention.
In figure:1st, grounding switch mechanism case 2, stopping means 3, bus disconnecting link 4, branch free bearing 5, rotating shaft 6, Action bars 7, fixed seat A 8, spacing hole 9, dead bolt 10, Anti-slip cover 11, fixed seat B 12, electromagnetic lock 13, control Device processed.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch, it includes grounding switch mechanism case 1, and described connects The upper surface of ground switch mechanism case 1 with being provided with bus disconnecting link 3, described bus on the side of disconnecting link 3 close to bottom position Install and be equipped with branch free bearing 4, described branch free bearing 4 is connected with action bars 6 by rotating shaft 5, described grounding switch mechanism case 1 it is outer The lower section of branch free bearing 4 is provided with fixed seat A7 and fixed seat B11, described fixed seat A7 and fixed seat B11 difference position on surface In being fixed with electromagnetic lock 12 on the left and right sides of action bars 6, described fixed seat B11, described electromagnetic lock 12 is to be provided with lock The electromagnetic lock 12 of tongue 9, the dead bolt 9 of described electromagnetic lock 12 is arranged on one away from grounding switch mechanism case 1 around action bars 6 Side, described electromagnetic lock 12 is connected with controller 13, and described controller 13 is connected with double-bus switch cabinet signal supervisory instrument.
In the present invention, when double-bus is fully disconnected, double-bus switching signal detection means transmits the signal detected To controller 13, electromagnetic lock 12 is controlled to be powered by controller 13, the dead bolt 9 on electromagnetic lock 12 bounces back in the presence of magnetic force is attracted To electromagnetic lock 12, now, action bars 6 can be pulled to horizontal level, with the driving bus disconnecting link of action bars 6 is pulled by level 3 actions;And when at least one bus does not disconnect in double-bus, double-bus switching signal detection means passes the information detected Controller 13 is delivered to, the control electromagnetic lock of controller 13 locking 12 prevents in the state of bus is powered, pulls action bars 6 and drive Bus disconnecting link action, so as to ensure Electrical Safety;Total, the present invention has reasonable in design, can effectively prevented to operation The maloperation of bar, the advantage for ensureing Electrical Safety.
Embodiment 2
As shown in figure 1, a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch, it includes grounding switch mechanism case 1, and described connects The upper surface of ground switch mechanism case 1 with being provided with bus disconnecting link 3, described bus on the side of disconnecting link 3 close to bottom position Install and be equipped with branch free bearing 4, described branch free bearing 4 is connected with action bars 6 by rotating shaft 5, described grounding switch mechanism case 1 it is outer The lower section of branch free bearing 4 is provided with fixed seat A7 and fixed seat B11, described fixed seat A7 and fixed seat B11 difference position on surface In being fixed with electromagnetic lock 12 on the left and right sides of action bars 6, described fixed seat B11, described electromagnetic lock 12 is to be provided with lock The electromagnetic lock 12 of tongue 9, the dead bolt 9 of described electromagnetic lock 12 is arranged on one away from grounding switch mechanism case 1 around action bars 6 Side, described electromagnetic lock 12 is connected with controller 13, and described controller 13 is connected with double-bus switch cabinet signal supervisory instrument, The corresponding position of the dead bolt 9 of described fixed seat A7 upper and electromagnetic lock 12 is provided with spacing hole 8, described action bars 6 Position on outer surface close to end is provided with Anti-slip cover 10, described bus ground top of branch free bearing 4 on the lateral surface of disconnecting link 3 Stopping means 2 is provided with, described electromagnetic lock 12 is normally closed type outdoor electromagnetic lock.
In the present invention, when double-bus is fully disconnected, double-bus switching signal detection means transmits the signal detected To controller 13, electromagnetic lock 12 is controlled to be powered by controller 13, the dead bolt 9 on electromagnetic lock 12 bounces back in the presence of magnetic force is attracted To electromagnetic lock 12, now, action bars 6 can be pulled to horizontal level, with the driving bus disconnecting link of action bars 6 is pulled by level 3 actions;And when at least one bus does not disconnect in double-bus, double-bus switching signal detection means passes the information detected Controller 13 is delivered to, the control electromagnetic lock of controller 13 locking 12 prevents in the state of bus is powered, pulls action bars 6 and drive Bus disconnecting link action, so as to ensure Electrical Safety;The position corresponding with the dead bolt 9 of electromagnetic lock 12 is provided with fixed seat A7 Spacing hole 8, the outer end of dead bolt 9 is fixed;Position on the outer surface of action bars 6 close to end is provided with Anti-slip cover 10, It is easy to control control stick 6;Bus on the lateral surface of disconnecting link 3 top of branch free bearing 4 be provided with stopping means 2, limit action bars 6 Upward displacement range, prevents from extruding finger;Total, the present invention has reasonable in design, can effectively prevented to action bars Maloperation, the advantage for ensureing Electrical Safety.

Claims (5)

1. a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch, it includes grounding switch mechanism case, it is characterised in that:Described The upper surface of grounding switch mechanism case with being provided with bus disconnecting link, described bus on the side of disconnecting link close to bottom position Branch free bearing is provided with, described branch free bearing is connected with action bars by rotating shaft, on the outer surface of described grounding switch mechanism case The left and right that fixed seat A and fixed seat B, described fixed seat A and fixed seat B are located at action bars respectively is provided with below branch free bearing Electromagnetic lock is fixed with both sides, described fixed seat B, described electromagnetic lock is the electromagnetic lock for being provided with dead bolt, described electromagnetism The dead bolt of lock is arranged on the side away from grounding switch mechanism case around action bars, and described electromagnetic lock is connected with controller, institute The controller stated is connected with double-bus switch cabinet signal supervisory instrument.
2. a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch according to claim 1, it is characterised in that:Described consolidates The position corresponding with the dead bolt of electromagnetic lock is provided with spacing hole on reservation A.
3. a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch according to claim 1, it is characterised in that:Described behaviour Make the position on the outer surface of bar close to end and be provided with Anti-slip cover.
4. a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch according to claim 1, it is characterised in that:Described mother Stopping means is provided with above branch free bearing on the lateral surface of disconnecting link line.
5. a kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch according to claim 1, it is characterised in that:Described electricity Magnetic padlock is normally closed type outdoor electromagnetic lock.
CN201710518190.XA 2017-06-29 2017-06-29 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch Pending CN107123559A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710518190.XA CN107123559A (en) 2017-06-29 2017-06-29 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710518190.XA CN107123559A (en) 2017-06-29 2017-06-29 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch

Publications (1)

Publication Number Publication Date
CN107123559A true CN107123559A (en) 2017-09-01

Family

ID=59720110

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710518190.XA Pending CN107123559A (en) 2017-06-29 2017-06-29 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch

Country Status (1)

Country Link
CN (1) CN107123559A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203607281U (en) * 2013-12-13 2014-05-21 国家电网公司 Misoperation-preventive locking device for incoming-line side earthing knife-switch of transformer station
CN204045953U (en) * 2014-06-12 2014-12-24 金川集团股份有限公司 A kind of locking device preventing high voltage power distributing cabinet combined floodgate grounding switch with voltage
CN204927932U (en) * 2015-09-14 2015-12-30 广西电网有限责任公司梧州供电局 Dolly of PT cabinet busbar grounding is exclusively used in
CN206991975U (en) * 2017-06-29 2018-02-09 国网河南省电力公司济源供电公司 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203607281U (en) * 2013-12-13 2014-05-21 国家电网公司 Misoperation-preventive locking device for incoming-line side earthing knife-switch of transformer station
CN204045953U (en) * 2014-06-12 2014-12-24 金川集团股份有限公司 A kind of locking device preventing high voltage power distributing cabinet combined floodgate grounding switch with voltage
CN204927932U (en) * 2015-09-14 2015-12-30 广西电网有限责任公司梧州供电局 Dolly of PT cabinet busbar grounding is exclusively used in
CN206991975U (en) * 2017-06-29 2018-02-09 国网河南省电力公司济源供电公司 A kind of special blocking mechanism of double-bus disconnecting link earthing knife-switch

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Application publication date: 20170901