CN104682239A - Detection device for earthing knife-switch of 110kV transformer substation - Google Patents
Detection device for earthing knife-switch of 110kV transformer substation Download PDFInfo
- Publication number
- CN104682239A CN104682239A CN201510121951.9A CN201510121951A CN104682239A CN 104682239 A CN104682239 A CN 104682239A CN 201510121951 A CN201510121951 A CN 201510121951A CN 104682239 A CN104682239 A CN 104682239A
- Authority
- CN
- China
- Prior art keywords
- limit switch
- level board
- joystick
- baffle
- swingle
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B5/00—Non-enclosed substations; Substations with enclosed and non-enclosed equipment
- H02B5/01—Earthing arrangements, e.g. earthing rods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
- G01R31/3272—Apparatus, systems or circuits therefor
- G01R31/3274—Details related to measuring, e.g. sensing, displaying or computing; Measuring of variables related to the contact pieces, e.g. wear, position or resistance
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gas-Insulated Switchgears (AREA)
- Keying Circuit Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
The invention belongs to the field of electric power and relates to a detection device for an earthing knife-switch of an 110kV transformer substation. The detection device is characterized by comprising an operating rod enabling the earthing knife-switch to be switched on or off, a rotary rod fixedly mounted near the middle position on the operating rod and driving the operating rod to rotate, a compound baffle plate fixedly mounted near the front end of the operating rod, a connecting member sleeved and mounted at the lower end of a magnetic bottle, and a first limiting switch and a second limiting switch which are mounted on the connecting member. The detection device provided by the invention has the main benefits that the detection device is more precise, stable and reliable to control, simple in structure, easy to manufacture and low in cost, and hardware of a conventional transformer substation is slightly retrofitted.
Description
Technical field
The invention belongs to power control technology field, especially relate to a kind of checkout gear for 110kV substation grounding disconnecting link.
Background technology
2014, national grid proposes new security regulations for the electric equipment of transformer station, require that the position probing after electrical equipment operation should be as the criterion with each phase physical location of equipment, when cannot see physical location, should pass through indirect method, the change as signals such as the instruction of plant machinery position, electrically instruction, charged display device, instrument and various remote measurement, remote signalling judges.During judgement, at least should have two non-same principles or nonhomologous instruction that corresponding change occurs, and all these instructions determined all change simultaneously, can confirm that equipment has operated and put in place.
And for domestic transformer station, all do not meet afore mentioned rules at present, for this reason, applicant has carried out feasibility study for the 110kV transformer station in administrative area, obtain following technical scheme, and be applied to 5 transformer stations in applicant's jurisdiction, achieve good effect.
Summary of the invention
In order to solve the problem, the object of the invention is to disclose a kind of checkout gear for 110kV substation grounding disconnecting link, it realizes by the following technical solutions.
For the checkout gear of 110KV substation grounding disconnecting link, it is characterized in that it include make the joystick of grounding switch deciliter, be fixedly mounted on the nearly centre position of joystick and the swingle that joystick can be driven to rotate, the composite baffle being fixedly mounted on joystick front end, be socketed be arranged on magnetic bottle lower end Connection Element, be arranged on the first limit switch on Connection Element and the first limit switch, magnetic bottle is arranged on frame bar, Connection Element has the first level board and second level board of joystick directions extension, second level board is positioned at below the first level board and the second level board length of stretching out than the first level board is long, first level board end has the first vertical panel upwards extended, the axis being parallel of the first vertical panel and joystick and perpendicular with the first level board, first limit switch is arranged on the right lateral surface of the first vertical panel and the first push rod of the first limit switch stretches out the upper surface of the first vertical panel, second limit switch is arranged on the upper surface on the right side of the second level board and the second push rod of the second limit switch stretches out the right surface of the second level board, composite baffle by horizontal baffle, be positioned at horizontal baffle right-hand member and to downward-extension the first vertical baffle, be positioned at the nearly left end of horizontal baffle and the second vertical baffle upwards extended is formed, second vertical baffle both sides have screw, joystick and horizontal baffle are fixed together by anchor ear, have the lance protruding from the first vertical baffle below the first vertical baffle with the second push rod corresponding position, swingle is positioned at the centre of the first limit switch and the second limit switch and is positioned at above the second level board, and swingle and the first limit switch are discontiguous, and swingle and the second limit switch are discontiguous.
Checkout gear for 110kV substation grounding disconnecting link described above, is characterized in that can not having lance below described first vertical baffle.
Checkout gear for 110kV substation grounding disconnecting link described above, is characterized in that described first limit switch and the second limit switch are all ZLX-703 type or ZLX-713 type.
The present invention has following main beneficial effect: control more accurately, stable, reliably, structure simply, easily makes, the hardware modifications for existing transformer station is little, and cost is low.
Accompanying drawing explanation
Fig. 1 is the perspective view of sequence test section of the present invention.
Fig. 2 is the Facad structure schematic diagram of the grounding switch closing position in Fig. 1.
Fig. 3 is the Facad structure schematic diagram of the grounding switch open position in Fig. 1.
Embodiment
Ask for an interview Fig. 1 to Fig. 3, for the checkout gear of 110kV substation grounding disconnecting link, it is characterized in that it includes and make the joystick 6 of grounding switch deciliter, be fixedly mounted on the nearly centre position of joystick and the swingle 4 that joystick can be driven to rotate, the composite baffle being fixedly mounted on joystick front end 41, be socketed and be arranged on the Connection Element 111 of magnetic bottle 1 lower end 11, the first limit switch 321 and the first limit switch 331 be arranged on Connection Element, magnetic bottle is arranged on frame bar 2, Connection Element has the first level board 31 and the second level board 33 that joystick directions extends, second level board is positioned at below the first level board and the second level board length of stretching out than the first level board is long, first level board end has the first vertical panel 32 upwards extended, the axis being parallel of the first vertical panel and joystick and perpendicular with the first level board, first limit switch is arranged on the right lateral surface of the first vertical panel and the first push rod 3211 of the first limit switch stretches out the upper surface of the first vertical panel, second limit switch is arranged on the upper surface on the right side of the second level board and the second push rod 3311 of the second limit switch stretches out the right surface of the second level board, composite baffle by horizontal baffle 52, be positioned at horizontal baffle right-hand member and to downward-extension the first vertical baffle 51, be positioned at the nearly left end of horizontal baffle and the second vertical baffle 53 upwards extended is formed, second vertical baffle both sides have screw, joystick and horizontal baffle are fixed together by anchor ear, have the lance 511 protruding from the first vertical baffle below the first vertical baffle with the second push rod corresponding position, swingle is positioned at the centre of the first limit switch and the second limit switch and is positioned at above the second level board, and swingle and the first limit switch are discontiguous, and swingle and the second limit switch are discontiguous.
Checkout gear for 110kV substation grounding disconnecting link described above, is characterized in that can not having lance below described first vertical baffle.
Checkout gear for 110kV substation grounding disconnecting link described above, is characterized in that described first limit switch and the second limit switch are all ZLX-703 type or ZLX-713 type.
Checkout gear for 110kV substation grounding disconnecting link described above, it is characterized in that the revolvable angular range of described swingle is 0 to 85 degree, 0 degree and 85 degree is all extreme position.
In the present invention, the rear end of joystick controls combined floodgate and the separating brake of grounding switch; In Fig. 1 and Fig. 3, grounding switch is in closing position, and lance pushes down the second push rod, makes the second limit switch action, reaches the judgement of combined floodgate, and now, the second vertical baffle and the first push rod are discontiguous, and namely the first limit switch is not operating; In Fig. 2, the second vertical baffle contacts with the first push rod, and namely the first limit switch action, reaches the judgement of separating brake, and lance does not push down the second push rod, and the second limit switch is not operating; So far, the divide-shut brake judgement of grounding switch two kinds of principles, two kinds of methods is completed.
The present invention, through using, can make earthed switch ground connection safely, is convenient to maintenance and safeguards.
The present invention has following main beneficial effect: control more accurately, stable, reliably, structure simply, easily makes, the hardware modifications for existing transformer station is little, and cost is low.
The present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (5)
1. for the checkout gear of 110kV substation grounding disconnecting link, it is characterized in that it include make the joystick of grounding switch deciliter, be fixedly mounted on the nearly centre position of joystick and the swingle that joystick can be driven to rotate, the composite baffle being fixedly mounted on joystick front end, be socketed be arranged on magnetic bottle lower end Connection Element, be arranged on the first limit switch on Connection Element and the first limit switch, magnetic bottle is arranged on frame bar, Connection Element has the first level board and second level board of joystick directions extension, second level board is positioned at below the first level board and the second level board length of stretching out than the first level board is long, first level board end has the first vertical panel upwards extended, the axis being parallel of the first vertical panel and joystick and perpendicular with the first level board, first limit switch is arranged on the right lateral surface of the first vertical panel and the first push rod of the first limit switch stretches out the upper surface of the first vertical panel, second limit switch is arranged on the upper surface on the right side of the second level board and the second push rod of the second limit switch stretches out the right surface of the second level board, composite baffle by horizontal baffle, be positioned at horizontal baffle right-hand member and to downward-extension the first vertical baffle, be positioned at the nearly left end of horizontal baffle and the second vertical baffle upwards extended is formed, second vertical baffle both sides have screw, joystick and horizontal baffle are fixed together by anchor ear, have the lance protruding from the first vertical baffle below the first vertical baffle with the second push rod corresponding position, swingle is positioned at the centre of the first limit switch and the second limit switch and is positioned at above the second level board, and swingle and the first limit switch are discontiguous, and swingle and the second limit switch are discontiguous.
2. for the checkout gear of 110kV substation grounding disconnecting link, it is characterized in that it include make the joystick of grounding switch deciliter, be fixedly mounted on the nearly centre position of joystick and the swingle that joystick can be driven to rotate, the composite baffle being fixedly mounted on joystick front end, be socketed be arranged on magnetic bottle lower end Connection Element, be arranged on the first limit switch on Connection Element and the first limit switch, magnetic bottle is arranged on frame bar, Connection Element has the first level board and second level board of joystick directions extension, second level board is positioned at below the first level board and the second level board length of stretching out than the first level board is long, first level board end has the first vertical panel upwards extended, the axis being parallel of the first vertical panel and joystick and perpendicular with the first level board, first limit switch is arranged on the right lateral surface of the first vertical panel and the first push rod of the first limit switch stretches out the upper surface of the first vertical panel, second limit switch is arranged on the upper surface on the right side of the second level board and the second push rod of the second limit switch stretches out the right surface of the second level board, composite baffle by horizontal baffle, be positioned at horizontal baffle right-hand member and to downward-extension the first vertical baffle, be positioned at the nearly left end of horizontal baffle and the second vertical baffle upwards extended is formed, second vertical baffle both sides have screw, and joystick and horizontal baffle are fixed together by anchor ear, swingle is positioned at the centre of the first limit switch and the second limit switch and is positioned at above the second level board, and swingle and the first limit switch are discontiguous, and swingle and the second limit switch are discontiguous.
3., according to the checkout gear for 110kV substation grounding disconnecting link according to claim 1 or claim 2, it is characterized in that the revolvable angular range of described swingle is 0 to 85 degree.
4. the checkout gear for 110kV substation grounding disconnecting link according to claim 3, is characterized in that described first limit switch and the second limit switch are all ZLX-703 type or ZLX-713 type.
5., according to the checkout gear for 110kV substation grounding disconnecting link according to claim 1 or claim 2, it is characterized in that described first limit switch and the second limit switch are all ZLX-703 type or ZLX-713 type.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610612332.4A CN106169707B (en) | 2015-03-19 | 2015-03-19 | A kind of detection means for 110kV substation grounding disconnecting links |
| CN201510121951.9A CN104682239B (en) | 2015-03-19 | 2015-03-19 | Detection device for 110kV substation grounding disconnecting link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510121951.9A CN104682239B (en) | 2015-03-19 | 2015-03-19 | Detection device for 110kV substation grounding disconnecting link |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610612332.4A Division CN106169707B (en) | 2015-03-19 | 2015-03-19 | A kind of detection means for 110kV substation grounding disconnecting links |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104682239A true CN104682239A (en) | 2015-06-03 |
| CN104682239B CN104682239B (en) | 2016-10-12 |
Family
ID=53316980
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610612332.4A Active CN106169707B (en) | 2015-03-19 | 2015-03-19 | A kind of detection means for 110kV substation grounding disconnecting links |
| CN201510121951.9A Active CN104682239B (en) | 2015-03-19 | 2015-03-19 | Detection device for 110kV substation grounding disconnecting link |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610612332.4A Active CN106169707B (en) | 2015-03-19 | 2015-03-19 | A kind of detection means for 110kV substation grounding disconnecting links |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106169707B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100199097B1 (en) * | 1996-06-27 | 1999-06-15 | 이종수 | Earth device of load switch |
| DE20201071U1 (en) * | 2001-09-25 | 2002-05-02 | Driescher Spezialfab Fritz | switching cell |
| CN202678137U (en) * | 2012-06-17 | 2013-01-16 | 现代重工(中国)电气有限公司 | Grounding switch electrically operated mechanism |
| CN203966923U (en) * | 2014-05-30 | 2014-11-26 | 广州市地下铁道总公司 | Grounding switch |
| CN204558973U (en) * | 2015-03-19 | 2015-08-12 | 国家电网公司 | For the checkout gear of 110kV substation grounding disconnecting link |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2259020Y (en) * | 1995-06-06 | 1997-08-06 | 石家庄铁路分局石家庄供电段 | Automatic controller for earthing knife of isolating switch |
| FR2744686B1 (en) * | 1996-02-13 | 1998-03-27 | Rockwell Lvs | PARKING BRAKE FOR VEHICLE EQUIPPED WITH A SELF-CLEANING EARTH SWITCH |
| CN2775820Y (en) * | 2004-12-08 | 2006-04-26 | 长春市飞跃电器开关有限公司 | Outdoor Ac high voltage isolation switch |
| CN2935442Y (en) * | 2006-08-14 | 2007-08-15 | 河南森源电气股份有限公司 | Main shaft and earthing rotation shaft interlinking mechanism of high-voltage segregate switch |
| KR100827957B1 (en) * | 2006-11-22 | 2008-05-08 | 임중우 | Automatic recovery apparatus of leakage breaker |
| CN202183319U (en) * | 2011-08-13 | 2012-04-04 | 宁波宝鑫铁路信号设备制造有限公司 | Mechanical interlocking device of disconnecting switch and earthing switch |
-
2015
- 2015-03-19 CN CN201610612332.4A patent/CN106169707B/en active Active
- 2015-03-19 CN CN201510121951.9A patent/CN104682239B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100199097B1 (en) * | 1996-06-27 | 1999-06-15 | 이종수 | Earth device of load switch |
| DE20201071U1 (en) * | 2001-09-25 | 2002-05-02 | Driescher Spezialfab Fritz | switching cell |
| CN202678137U (en) * | 2012-06-17 | 2013-01-16 | 现代重工(中国)电气有限公司 | Grounding switch electrically operated mechanism |
| CN203966923U (en) * | 2014-05-30 | 2014-11-26 | 广州市地下铁道总公司 | Grounding switch |
| CN204558973U (en) * | 2015-03-19 | 2015-08-12 | 国家电网公司 | For the checkout gear of 110kV substation grounding disconnecting link |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106169707A (en) | 2016-11-30 |
| CN104682239B (en) | 2016-10-12 |
| CN106169707B (en) | 2017-11-24 |
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