CN104505285A - Isolation switch assembling tool - Google Patents
Isolation switch assembling tool Download PDFInfo
- Publication number
- CN104505285A CN104505285A CN201410731454.6A CN201410731454A CN104505285A CN 104505285 A CN104505285 A CN 104505285A CN 201410731454 A CN201410731454 A CN 201410731454A CN 104505285 A CN104505285 A CN 104505285A
- Authority
- CN
- China
- Prior art keywords
- rope
- drive unit
- isolating switch
- conducting rod
- switch assembly
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
Abstract
The invention discloses an isolation switch assembling tool. A fixing member is detachably connected on a lower segment conductive rod. The fixing member is connected with a driving device via a rope. When the isolation switch assembling tool is used, the driving device applies traction pull force to the fixing member via the rope so that the lower segment conductive rod is pulled in a traction way by the rope to topple and fall down along with the fixing member. Compared with a work mode in the prior art that completion of toppling and falling of the lower segment conductive rod completely depends on manpower pulling, the driving device substitutes workers to complete traction work of toppling and falling of the lower segment conductive rod so that degree of dependence on manpower in the work process of toppling and falling of the lower segment conductive rod in isolation switch assembling can be reduced, manpower effect is reduced and efficiency of assembling work is correspondingly enhanced. Therefore, time-consuming and labor-consuming problems of work of toppling and falling of the lower segment conductive rod caused by the fact that the process that the lower segment conductive rod of the isolation switch is pulled down to the lying position from the stand position is completed by depending on the manual work mode in the prior art are solved.
Description
Technical field
The present invention relates to a kind of general assembly debugging technique field of isolated switchgear, particularly relate to a kind of isolating switch assembly tooling.
Background technology
At present, along with China's DC transmission engineering constantly newly-built and upgrading, the direct-current isolating switch demand of domestic market to transformation station is also increasing.A kind of 1100KV extra-high voltage series compensation bypass isolating switch disclosed in Chinese patent literature 201210079852.5, comprise dynamic side assembly and quiet side assembly, quiet side assembly is formed primarily of the fixed contact be assemblied on quiet lateral brace insulator, dynamic side assembly is formed primarily of dynamic lateral brace insulator, conducting rod and moving contact, conducting rod has upper and lower two joints and forms Foldable telescopic arm, upper joint conducting rod connects moving contact, lower joint conducting rod is connected to the dynamic wing base that dynamic lateral brace insulator is installed, and is equipped with grading ring between gear box and elbow between upper and lower joint conducting rod.In use, when lower joint conducting rod erects, the moving contact on upper joint conducting rod is unsettled above dynamic lateral brace insulator, is in gate-dividing state to make whole isolating switch; When lower joint conducting rod is toppled over, the moving contact on upper joint conducting rod will be docked on fixed contact, be in "on" position to make whole isolating switch.The leading electric general assembly of this isolating switch needs to carry out under "on" position, namely needs lower joint conducting rod to be poured over horizontal level to carry out the installation of the parts such as upper joint conducting rod and moving contact.But in actual general assembly operation, lower joint conducting rod relies on the mode that manually pulls from raised state usually by the flat position that fell, namely with joint efforts lower joint conducting rod is forgotten about it to closing position by needs 6 ~ 8 people simultaneously, then the assembling of each parts in dynamic side is carried out, the labour intensity of workman in the leading electric assembling work of isolating switch and task difficulty is so not only made to increase, in the control of degree and the motive force of especially putting in place when pulling; And general assembly mode will reduce the efficiency of assembling of whole isolating switch greatly like this, increase operation degree of danger, cause the product quality of isolating switch product to reduce, cost improves.
Summary of the invention
The object of this invention is to provide a kind of isolating switch assembly tooling, the lower joint conducting rod being intended to solve isolating switch in prior art forgets about it from set-up positions the mode relying on manual work to flat position to be completed, and the lower joint conducting rod caused topples over the problem that operation is wasted time and energy.
In order to realize above object, in the present invention, the technical scheme of isolating switch assembly tooling is as follows:
Isolating switch assembly tooling, comprise for the fixture of releasable connection on lower joint conducting rod, for being pulled lower joint conducting rod from erecting position to keeping flat the rope of toppling over position and for pulling the drive unit of rope, rope is connected between fixture and drive unit by fixture.
Drive unit upper driving connect or control to be electrically connected with for topple at lower joint conducting rod put in place time, stop drive unit to pull on the control device of running rope rope.
The power source of drive unit is motor, control device comprise pressure measuring piece for detecting the pulling force on rope and for lower joint conducting rod topple over put in place and the pulling force that pressure measuring piece detects on rope exceedes predetermined value time control the executive item of motor stalling, pressure measuring piece sampling is connected on rope, and the input sampling of executive item is connected electrically on pressure measuring piece, output controls to be connected electrically on motor.
Motor upper driving is connected with the reel for winding cords, and one end of rope is the winding end be wound on reel, the other end is the stiff end be fixedly installed relative to drive unit, and described sampling member sampling is connected electrically on the stiff end of rope.
On fixture, hook is connected with hauling block, and from the rear pile warp hauling block of reel extraction, relative drive unit is fixedly installed the stiff end of rope.
Whether the executive item force value comprised for judging detected by pressure measuring piece exceeds the controller of predetermined value and the relay for the control loop closed and disconnected that controls motor, the input sampling of controller is connected electrically in sampling member, output controls to be connected electrically on the input of relay, and the output of relay controls to be connected electrically on motor.
Control device comprises and moves to preseting length or monitoring lower joint conducting rod is poured into horizontal level and controls the limit switch of motor stalling for monitoring cable traction.
The side of rope connecting drive device is provided with the inverting seat be fixedly installed relative to drive unit, inverting seat is rotatably equipped with break-in angle pulley upwards after drawing from drive unit for rope.
Correcting pulley is provided with, part horizontal-extending between correcting pulley and angle pulley that rope is drawn from drive unit between angle pulley and drive unit.
The side of drive unit is arranged at intervals with the assembly foundation for fixing dynamic wing base, and assembly foundation and/or drive unit are provided with the spacing regulator for adjusting spacing between the two.
Save on conducting rod under fixture releasable connection in the present invention, fixture is connected with drive unit by rope, in use, drive unit will apply pulling force by rope to fixture, toppled over downwards by cable traction along with fixture to make lower joint conducting rod, compared to existing technology, lower joint conducting rod topples over the operating type relying on manpower to pull completely, what in the present invention, alternative workman was completed lower joint conducting rod by drive unit topples over towage, thus lower joint conducting rod topples over the degree of dependence to manpower in flow chart in the assembling of minimizing isolating switch, reduce the effect of manpower, and the corresponding efficiency improving assembly work, therefore the lower joint conducting rod solving isolating switch in prior art forgets about it from set-up positions the mode relying on manual work to flat position to be completed, the lower joint conducting rod caused topples over the problem that operation is wasted time and energy.
Further, the power source of drive unit is the motor controlling to be connected electrically on control device, the pressure measuring piece sampling of control device is connected on rope, the output sampling of pressure measuring piece is connected electrically on the input of the executive item of control device, the output of executive item controls again to be connected electrically on motor, thus in use, along with lower joint conducting rod is constantly toppled under the traction of drive unit by rope, pulling force on rope also can be increasing, until lower joint conducting rod is toppled over when putting in place, pulling force on rope will reach maximum, this maximum equals the predetermined value on executive item, now as drive unit pulls on the words of running rope rope, pulling force on rope will be greater than predetermined value, and when reaching this condition, accessory drive is stopped drawing-in motion by the executive item of control device, to no longer be drawn downwards to make lower joint conducting rod, therefore whether the pulling force on rope is toppled over as the lower joint conducting rod of judgement the criterion put in place by the present invention, the situation that workman's eyesight and experience judge is relied on completely compared to existing technology, to be more accurate in the mode that the pulling force of rope is criterion, also make the precision that on isolating switch, leading Denso is joined higher, make the combined floodgate reliability of isolating switch product and accuracy also higher.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram of a kind of embodiment of the present invention;
Fig. 2 is the operation principle flow chart of control device in Fig. 1;
Fig. 3 is the structural representation of the binding post of controller in Fig. 2;
Fig. 4 is the input wires schematic diagram of controller in Fig. 3.
Embodiment
The embodiment of isolating switch assembly tooling in the present invention: as shown in Figures 1 to 4, this isolating switch assembly tooling is a kind of leading electric assembly unit being applicable to the high-voltage direct current isolation switch equipment of the leading electric general assembly debugging of extra-high voltage direct-current isolated switchgear, comprise power-equipment, the assembly foundation 130 of assembling track 140 and upper left right septum thereof, assembly foundation 130 is the pile body for fixing dynamic wing base 20 position, and power-equipment is made up of control device, drive unit 60, rope 150, fixture 120.Fixture 120 is the rapid fixing that the clamping hoop type on the projecting end periphery being fixed on lower joint conducting rod 30 torn open by card, and on fixture 120, hook is connected with the hooking device 110 of crane hook formula, hooking device 110 is rotatably equipped with hauling block 100.Drive unit 60 is made up of motor, decelerator and reel.Rope 150 is from pile warp correcting pulley 70, upper angle pulley 80, hauling block 100 and the lower angle pulley steel wire rope be fixedly installed relative to motor after 90s successively after reel is drawn, and namely one end of rope 150 is the winding end be wound on reel, the other end is the stiff end be fixedly installed relative to drive unit 60; Correcting pulley 70, upper angle pulley 80 and lower angle pulley 90 are all in the side of rope 150 connecting drive device 60, upper angle pulley 80 and lower angle pulley about 90 are oppositely arranged, and the spacing between upper angle pulley 80 to assembly foundation 130 is not less than the spacing between fixture 120 to lower joint conducting rod 30 hinged end; Upper angle pulley 80 and correcting pulley 70 contour so that part horizontal-extending between correcting pulley 70 and angle pulley that rope 150 is drawn from reel.Control device is made up of limit switch, control cubicle 40 and pressure measuring piece 50, pressure measuring piece 50 sampling is connected on the stiff end of rope 150, and input is installed in control cubicle 40 samples the relay that the controller that is connected electrically on pressure measuring piece 50 and input control to be connected electrically on the output of controller, the output of relay controls to be connected electrically on the control loop of motor.
Power-equipment and assembly foundation 130 lead all in the lateral direction and are assemblied on assembling track 140, with formed by assembling track 140 can realize power-equipment and assembly foundation 130 in opposite directions with the guiding mechanism of opposing movement, and be equipped with on power-equipment and assembly foundation 130 and be fixed on assembling track 140 for locking, with the lockable mechanism of the relative spacing between fixing assembly foundation 130 and power-equipment, formed the spacing regulator being used for spacing between adjustment assembly basis 130 and power-equipment by lockable mechanism and guide rail mechanism simultaneously.What in power-equipment, each parts were relatively independent is assemblied on assembling track 140, and the spacing distance so not only between power-equipment and assembly foundation 130 is adjustable, and the spacing in power-equipment between each parts is also adjustable.
In Fig. 3 and Fig. 4, binding post 1,7 is TC signal end, connects thermocouple input, binding post 2,7 is mA signal end, connects electric current input, binding post 3,7 is V signal end, connects voltage input, the A mode of connection of binding post 5,6,7 is RTD signal end, connection thermal resistor input, and the B mode of connection of binding post 5,6,7 is inputs: teletransmission piezoresistive.Binding post 8,9 connects the first alarm ALM1, binding post 10,11 connects the second alarm ALM2, binding post 12 ground connection, namely binding post 13,14 can connect direct current DC24V, also can connect alternating current AC220V, binding post 15,16 connects feed and exports DC24V, binding post 17,18 connects change and send output mA/V, binding post 22,23 connects the 3rd alarm ALM3, binding post 24,25 connects the 4th alarm ALM4, and binding post 26,27,28 connects RXD, TXD, GND of RS-232 successively.
In the present embodiment, pressure measuring piece 50 is pressure sensor, and its range is 0 ~ 2 ton, and pressure inverting exports the standard signal of 4 ~ 20mA, and is gathered by controller.Controller selects C803-12HL-N type intelligent digital controller, the range of setting is also 0 ~ 2 ton, and to arrange that warning reaches the standard grade be 1.5 tons, when the pressure signal collected in controller is more than 1.5 ton hours, controller can be reported to the police and be driven relay by output, make its closed or disconnection, thus the control loop controlling motor disconnects, reach the object automatically stopping when lower joint conducting rod 30 is toppled over and put in place drawing.
In the present embodiment, control device realizes dual fail-safe by limit switch and pressure measuring piece 50, and its operation principle is as follows:
In use; control cubicle 40 can send startup control signal to motor; to make electric motor starting; motor is moved by roll of tape running rope rope 150; topple over to flat position from set-up positions to make lower joint conducting rod 30; until when lower joint conducting rod 30 is poured into closing position; lower joint conducting rod 30 will touch limit switch; limit switch action and control loop to motor sends stopping signal; to make the control loop of motor disconnect, thus play the effect of closing a floodgate and putting in place and protecting when lower joint conducting rod 30 is toppled over and put in place.
While lower joint conducting rod 30 is poured into closing position; the traction pressure of rope 150 stiff end detected on pressure measuring piece 50 also will reach maximum; namely pressure measuring piece 50 force value passed on controller reaches or exceedes maximum; now; alarm on controller can output signal to current-collector while warning; disconnect with the control loop making current-collector control motor, play the effect of second protection, to close a floodgate position to avoid lower joint conducting rod 30.
In the above-described embodiments, rope and reel, motor form winding type draw-gear, and in other embodiments, rope also can be connected directly between on the periphery of output of motor, with the direct winding cords of output by motor.In addition, the power source of drive unit also can be hydraulic cylinder, cylinder etc., and such rope is toppled over directly drawing lower joint conducting rod by the mode be pulled.
In the above-described embodiments, motor realizes stall by limit switch and controller duplicate protection, and in other embodiments, limit switch and the control assembly corresponding to controller also can only retain one.In addition, whole control device also can be removed completely, puts in place to judge whether lower joint conducting rod topples over by the eyesight of workman and experience.
In the above-described embodiments, limit switch is the travel switch, proximity switch etc. that contact with lower joint conducting rod when lower joint conducting rod is toppled over and put in place, in other embodiments, limit switch also can be the sample meter counter, proximity switch, formation switch etc. that are connected on rope, and whether such limit switch reaches preseting length to judge whether by the pulling motion length detecting rope sends stall signal to motor.
Claims (10)
1. isolating switch assembly tooling, it is characterized in that, comprise for the fixture of releasable connection on lower joint conducting rod, for being pulled lower joint conducting rod from erecting position to keeping flat the rope of toppling over position and for pulling the drive unit of rope, rope is connected between fixture and drive unit by fixture.
2. isolating switch assembly tooling according to claim 1, is characterized in that, drive unit upper driving connect or control to be electrically connected with for topple at lower joint conducting rod put in place time, stop drive unit to pull on the control device of running rope rope.
3. isolating switch assembly tooling according to claim 2, it is characterized in that, the power source of drive unit is motor, control device comprise pressure measuring piece for detecting the pulling force on rope and for lower joint conducting rod topple over put in place and the pulling force that pressure measuring piece detects on rope exceedes predetermined value time control the executive item of motor stalling, pressure measuring piece sampling is connected on rope, and the input sampling of executive item is connected electrically on pressure measuring piece, output controls to be connected electrically on motor.
4. isolating switch assembly tooling according to claim 3, it is characterized in that, motor upper driving is connected with the reel for winding cords, one end of rope is the winding end be wound on reel, the other end is the stiff end be fixedly installed relative to drive unit, and described sampling member sampling is connected electrically on the stiff end of rope.
5. isolating switch assembly tooling according to claim 4, it is characterized in that, on fixture, hook is connected with hauling block, and from the rear pile warp hauling block of reel extraction, relative drive unit is fixedly installed the stiff end of rope.
6. isolating switch assembly tooling according to claim 3, it is characterized in that, whether the executive item force value comprised for judging detected by pressure measuring piece exceeds the controller of predetermined value and the relay for the control loop closed and disconnected that controls motor, the input sampling of controller is connected electrically in sampling member, output controls to be connected electrically on the input of relay, and the output of relay controls to be connected electrically on motor.
7. isolating switch assembly tooling according to claim 2, is characterized in that, control device comprises and moves to preseting length or monitoring lower joint conducting rod is poured into horizontal level and controls the limit switch of motor stalling for monitoring cable traction.
8. isolating switch assembly tooling as claimed in any of claims 1 to 6, it is characterized in that, the side of rope connecting drive device is provided with the inverting seat be fixedly installed relative to drive unit, inverting seat is rotatably equipped with break-in angle pulley upwards after drawing from drive unit for rope.
9. isolating switch assembly tooling according to claim 8, is characterized in that, is provided with correcting pulley between angle pulley and drive unit, part horizontal-extending between correcting pulley and angle pulley that rope is drawn from drive unit.
10. isolating switch assembly tooling as claimed in any of claims 1 to 6, it is characterized in that, the side of drive unit is arranged at intervals with the assembly foundation for fixing dynamic wing base, and assembly foundation and/or drive unit are provided with the spacing regulator for adjusting spacing between the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731454.6A CN104505285B (en) | 2014-12-05 | 2014-12-05 | A kind of disconnecting switch assembly tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410731454.6A CN104505285B (en) | 2014-12-05 | 2014-12-05 | A kind of disconnecting switch assembly tooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104505285A true CN104505285A (en) | 2015-04-08 |
| CN104505285B CN104505285B (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410731454.6A Active CN104505285B (en) | 2014-12-05 | 2014-12-05 | A kind of disconnecting switch assembly tooling |
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| Country | Link |
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| CN (1) | CN104505285B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080285194A1 (en) * | 2007-05-17 | 2008-11-20 | Patrick Lalonge | High voltage disconnecting switch control |
| CN101700856A (en) * | 2009-10-30 | 2010-05-05 | 上海三一科技有限公司 | Hydraulic system for automatically controlling mast retraction of crawler crane |
| CN201781203U (en) * | 2010-08-30 | 2011-03-30 | 荥阳市电业局 | Disconnecting link overhaul hoisting device |
| CN201918287U (en) * | 2010-11-30 | 2011-08-03 | 河南平高电气股份有限公司 | Assembly tooling for isolating switch |
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
-
2014
- 2014-12-05 CN CN201410731454.6A patent/CN104505285B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080285194A1 (en) * | 2007-05-17 | 2008-11-20 | Patrick Lalonge | High voltage disconnecting switch control |
| CN101700856A (en) * | 2009-10-30 | 2010-05-05 | 上海三一科技有限公司 | Hydraulic system for automatically controlling mast retraction of crawler crane |
| CN201781203U (en) * | 2010-08-30 | 2011-03-30 | 荥阳市电业局 | Disconnecting link overhaul hoisting device |
| CN201918287U (en) * | 2010-11-30 | 2011-08-03 | 河南平高电气股份有限公司 | Assembly tooling for isolating switch |
| CN102646539A (en) * | 2012-03-23 | 2012-08-22 | 平高集团有限公司 | Bypass isolating switch for 1100-kV super-high-voltage serial compensation |
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| Publication number | Publication date |
|---|---|
| CN104505285B (en) | 2017-11-03 |
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