CN203911307U - Static contact maintenance device of isolating switch - Google Patents
Static contact maintenance device of isolating switch Download PDFInfo
- Publication number
- CN203911307U CN203911307U CN201420327141.XU CN201420327141U CN203911307U CN 203911307 U CN203911307 U CN 203911307U CN 201420327141 U CN201420327141 U CN 201420327141U CN 203911307 U CN203911307 U CN 203911307U
- Authority
- CN
- China
- Prior art keywords
- static contact
- frame plate
- isolation switch
- purge block
- contact isolation
- 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
Links
- 230000003068 static effect Effects 0.000 title claims abstract description 33
- 238000012423 maintenance Methods 0.000 title abstract description 11
- 238000002955 isolation Methods 0.000 claims description 29
- 238000010926 purge Methods 0.000 claims description 28
- 238000009413 insulation Methods 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 8
- 238000009991 scouring Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 15
- 230000009194 climbing Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229940099259 vaseline Drugs 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009351 contact transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The utility model aims to solve the existing problems, and find a convenient-to-use static contact maintenance device of an isolating switch. The static contact maintenance device comprises a frame plate, wherein the upper end of the frame plate is provided with a hanging ring and a fixing part to be fixed with a rainhat of the isolating switch, a cuboid-shaped cleaning block is arranged below the front end of the frame plate, the rear end of the cleaning block is connected with a reset spring used for resetting the cleaning block to a normal position and a guide rod used for driving the cleaning block to move, the lower end of the frame plate is provided with guide plates, the lower end of each guide plate is provided with a guide hole, the guide rod is fixed in the horizontal direction through the guide holes, the rear end of the guide rod is connected with an insulated pull rope, and the lower end of the frame plate is connected with a supporting part used for supporting the insulated pull rope and converting the horizontal movement of the insulated pull rope to vertical movement. The static contact maintenance device can be fixed to a static contact of the isolating switch by using an insulated rod to support the hanging ring, the insulated pull rope can be pulled by the operator from the ground to realize the cleaning maintenance of corresponding static contact of the isolating switch, the equipment shutdown is not required, the climbing operation is not needed, and the safety and working efficiency are improved.
Description
Technical field
The utility model relates to power domain, is specifically related to a kind of static contact isolation switch attending device
Background technology
GW4, GW7 type isolating switch are widely used in 110kV and 220kV electric pressure transformer station, are most popular a kind of isolating switches.GW4, GW7 type isolating switch is in running, thermal effect due to electric current, it is overheated when contact resistance is excessive, will to occur, static contact isolation switch rotating part bite, the defects such as divide-shut brake is not in place also happen occasionally, find after testing, plug-in strip dynamic/static contact and inner transmission auxiliary dust stratification are very serious, and there is corrosion in various degree in fingertip spring, fingertip spring corrosion meeting dies down its elastic deformation ability, add the frictional resistance that upper static contact transmission auxiliary dust stratification causes, when entering in fixed contact process, switch on of moving contact need larger rotating torque to overcome rotary resistance, existing processing fixed contact step is that equipment is had a power failure, adopt the mode of manual maintenance to process contact-making surface, its surface appearance is improved, reduce contact resistance, this processing method must be stopped equipment labour, power supply reliability reduces, and manual maintenance relates to ascend operation, loop wheel machine operation, the charged Other Risk Factors that waits of adjacent spaces.
Utility model content
The purpose of this utility model is to solve existing existing problem, finds a kind of static contact isolation switch attending device easy to use.
In order to realize described object, a kind of static contact isolation switch attending device of the utility model, comprise frame plate, described frame plate upper end be provided with suspension ring and for the fixing fixed part of isolating switch rainhat, described frame plate front end below is provided with cuboid purge block, described purge block rear end is connected with for purge block being returned to back-moving spring and the guide rod for driving purge block to move of original position, described frame plate lower end is provided with guide plate, described guide plate lower end is provided with pilot hole, described guide rod is fixed in the horizontal direction by pilot hole, described guide rod rear end is connected with insulation stay cord, described frame plate lower end be connected with for supports insulative stay cord and by insulation stay cord by moving horizontally the support portion that is transformed into vertical movement.
Preferably, described fixed part is opening U-shaped stay hook forward, and described U-shaped stay hook top is provided with the dog screw of downward protrusion.Adopt U-shaped stay hook to come to fix with isolation switch contact rainhat, adopt self gravitation and the combination realization of U-shaped stay hook and being connected of rainhat, and coordinate with the lug boss that isolation switch contact rainhat makes progress by dog screw, prevent that clean and maintenance timer and rainhat from departing from, such structure is not only convenient to device to be stably fixed on rainhat, and be convenient to device to take off, greatly improved the operating efficiency of device.
Preferably, described support portion comprises two stators that are parallel to each other that are connected with frame plate and is located at the fixed pulley that two two ends between stator are connected with stator respectively.Such structure, the stay cord of being convenient to insulate moves, and has reduced the resistance to insulation stay cord, more laborsaving during work.
Preferably, described support portion comprises two stators that are parallel to each other that are connected with frame plate and is connected to two metal connecting rods on stator.Such structure, without labyrinth, saves cost.
Preferably, described support portion is the support chip being fixed on frame plate, and described support chip lower end is provided with supported hole.
Preferably, the torque spring that described back-moving spring is oblique setting, described torque spring one end is connected with rear end, purge block middle part, and the other end is connected with frame plate.The torque spring of oblique setting, not only can provide clear portion to be returned to the active force of original position, and can there is active force upwards to cleaning part, cleaning part upper end and isolation switch contact rainhat are adjacent to, not only improved cleaning performance, and made device be connected more stable with isolation switch contact rainhat.
Preferably, described back-moving spring is horizontally disposed Compress Spring, and described Compress Spring one end is connected with purge block rear end, the other end with from its nearest guide plate, be connected.Such structure, install more convenient, due to spring horizontal setting, consistent with purge block moving direction, thus make reset effect better.
Preferably, described purge block comprises cuboid metal derby and the cuboid scouring pad that is located at metal derby front end.Cuboid metal derby coordinates with Bai Jiebu's, can guarantee that purge block can move again and can reach good cleaning performance stably.
By implementing the utility model, can obtain following useful technique effect: use insulating bar to support suspension ring this device is fixed to after static contact isolation switch, operating personnel can pull from ground insulation stay cord, realize the clean and maintenance of corresponding static contact isolation switch, without equipment, stop labour, without the operation of ascending a height, fail safe and operating efficiency have been improved again.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Embodiment
Understanding for the ease of those skilled in the art, is further described the utility model below in conjunction with specific embodiment:
As shown in Figure 1, a kind of static contact isolation switch attending device, comprise frame plate 1, frame plate 1 upper end be provided with suspension ring 2 and for the fixing fixed part 3 of isolating switch rainhat, frame plate 1 front end below is provided with cuboid purge block 4, purge block 4 rear ends are connected with for purge block 4 being returned to back-moving spring 5 and the guide rod 6 for driving purge block 4 to move of original position, frame plate 1 lower end is provided with guide plate 7, guide plate 7 lower ends are provided with pilot hole 8, guide rod 6 is fixing in the horizontal direction by pilot hole 8, guide rod 6 rear ends are connected with insulation stay cord 9, frame plate 1 lower end be connected with for supports insulative stay cord 9 and by insulation stay cord 9 by moving horizontally the support portion 10 that is transformed into vertical movement, support portion 10 comprises two stators that are parallel to each other that are connected with frame plate 1 and is located at the fixed pulley that two two ends between stator are connected with stator respectively, the torque spring that back-moving spring 5 is oblique setting, torque spring one end is connected with purge block 4 rear ends, middle part, the other end is connected with frame plate 1, purge block 4 comprises cuboid metal derby 401 and is located at the cuboid scouring pad 402 of metal derby 401 front ends, fixed part 3 is opening U-shaped stay hook 301 forward, U-shaped stay hook 301 front end tops are provided with the dog screw 302 of downward protrusion.
During use, by they sup-port, live suspension ring 2, static contact isolation switch attending device is articulated on the rainhat of static contact isolation switch by U-shaped stay hook 301, then support bar is shifted out to suspension ring 2.Stay cord 9 pulled down that will insulate, are become and are moved horizontally from vertical movement by the fixed pulley stay cord 9 that makes to insulate, thereby drive purge block 4 to move backward, move to after certain position, by back-moving spring 5, purge block 4 are moved to original position; Repeat above step, if add cleaning fluid in purge block 4, can play cleaning performance, if add vaseline, can play rust cleaning, lubricant effect, in concrete use, the general insulation cleaning liquid that first adds in purge block 4, then static contact isolation switch is cleaned, after cleaning up, in purge block 4, add vaseline again, then static contact isolation switch is smeared to vaseline, and then complete the maintenance work of static contact isolation switch, in actual use, in order to make operation easier, adopt insulation cleaning liquid.
Device is articulated on the rainhat of static contact isolation switch by U-shaped stay hook 301, and above U-shaped stay hook 301 front ends, be provided with the dog screw 302 of downward protrusion, by dog screw 302, coordinate with the lug boss that defence cap front end makes progress, make can static contact isolation switch rainhat and this device in conjunction with more firm, and this device is when need to pull down, only suspension ring 2 up need be carried, make device run-off the straight, and then the bossing that makes dog screw 302 and defence cap front end from, thereby can very easily device be taken off, device can also pass through rotational positioning screw 302, regulate the length of protruding end, and then can adapt to different rainhats.This device not only disconnects conveniently with rainhat, and with defence cap fixing-stable, operating efficiency is high, use procedure safety.
Two stators that are parallel to each other that the structure of support portion 10 can be connected for frame plate 1 and be connected to two metal connecting rods on stator, also can be provided with for being fixed on lower end on frame plate 1 support chip of supported hole; Back-moving spring 5 can be also horizontally disposed Compress Spring, and Compress Spring one end is connected with purge block 4 rear ends, the other end with from its nearest guide plate 7, be connected.
By implementing the utility model, can obtain following useful technique effect: use insulating bar to support suspension ring 2 this device is fixed to after static contact isolation switch, operating personnel can pull from ground insulation stay cord 9, realize the clean and maintenance of corresponding static contact isolation switch, without equipment, stop labour, without the operation of ascending a height, fail safe and operating efficiency have been improved again.
The foregoing is only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification are all encompassed among the scope of the claims of the present utility model.
Claims (8)
1. a static contact isolation switch attending device, it is characterized in that: comprise frame plate (1), described frame plate (1) upper end be provided with suspension ring (2) and for the fixing fixed part (3) of isolating switch rainhat, described frame plate (1) front end below is provided with cuboid purge block (4), described purge block (4) rear end is connected with for purge block (4) being returned to back-moving spring (5) and the guide rod (6) for driving purge block (4) to move of original position, described frame plate (1) lower end is provided with guide plate (7), described guide plate (7) lower end is provided with pilot hole (8), described guide rod (6) is fixing in the horizontal direction by pilot hole (8), described guide rod (6) rear end is connected with insulation stay cord (9), described frame plate (1) lower end is connected with for supports insulative stay cord (9) and will insulate stay cord (9) by moving horizontally the support portion (10) that is transformed into vertical movement.
2. a kind of static contact isolation switch attending device as claimed in claim 1, it is characterized in that: described fixed part (3) is opening U-shaped stay hook (301) forward, described U-shaped stay hook (301) top is provided with the dog screw (302) of downward protrusion.
3. a kind of static contact isolation switch attending device as claimed in claim 1, is characterized in that: described support portion (10) comprise two stators that are parallel to each other that are connected with frame plate (1) and are located at the fixed pulley that two two ends between stator are connected with stator respectively.
4. a kind of static contact isolation switch attending device as claimed in claim 1, is characterized in that: described support portion (10) comprise two stators that are parallel to each other that are connected with frame plate (1) and are connected to two metal connecting rods on stator.
5. a kind of static contact isolation switch attending device as claimed in claim 1, is characterized in that: described support portion (10), for to be fixed on the support chip on frame plate (1), described support chip lower end is provided with supported hole.
6. as a kind of static contact isolation switch attending device of claim 1～5 as described in any one, it is characterized in that: described back-moving spring (5) is the torque spring of oblique setting, described torque spring one end is connected with rear end, purge block (4) middle part, and the other end is connected with frame plate (1).
7. as a kind of static contact isolation switch attending device of claim 1～5 as described in any one, it is characterized in that: described back-moving spring (5) is horizontally disposed Compress Spring, described Compress Spring one end is connected with purge block (4) rear end, the other end with from its nearest guide plate (7), be connected.
8. a kind of static contact isolation switch attending device as claimed in claim 1, is characterized in that: described purge block (4) comprises cuboid metal derby (401) and is located at the cuboid scouring pad (402) of metal derby front end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327141.XU CN203911307U (en) | 2014-06-18 | 2014-06-18 | Static contact maintenance device of isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327141.XU CN203911307U (en) | 2014-06-18 | 2014-06-18 | Static contact maintenance device of isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203911307U true CN203911307U (en) | 2014-10-29 |
Family
ID=51785553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420327141.XU Expired - Fee Related CN203911307U (en) | 2014-06-18 | 2014-06-18 | Static contact maintenance device of isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203911307U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064973A (en) * | 2014-06-18 | 2014-09-24 | 国家电网公司 | Maintaining device for fixed contact of isolating switch |
| CN106206091A (en) * | 2016-08-31 | 2016-12-07 | 仰伟锋 | A kind of can automatic water jetting static contact clean device |
| CN113305054A (en) * | 2021-04-26 | 2021-08-27 | 国网江苏省电力有限公司常州供电分公司 | Method for cleaning static contact of vertical telescopic isolating switch |
| CN113839329A (en) * | 2021-10-25 | 2021-12-24 | 国网河南省电力公司宜阳县供电公司 | Moving contact dismounting fixture of high-voltage isolating switch |
-
2014
- 2014-06-18 CN CN201420327141.XU patent/CN203911307U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064973A (en) * | 2014-06-18 | 2014-09-24 | 国家电网公司 | Maintaining device for fixed contact of isolating switch |
| CN106206091A (en) * | 2016-08-31 | 2016-12-07 | 仰伟锋 | A kind of can automatic water jetting static contact clean device |
| CN113305054A (en) * | 2021-04-26 | 2021-08-27 | 国网江苏省电力有限公司常州供电分公司 | Method for cleaning static contact of vertical telescopic isolating switch |
| CN114850086A (en) * | 2021-04-26 | 2022-08-05 | 国网江苏省电力有限公司常州供电分公司 | Method for cleaning static contact of vertical telescopic isolating switch |
| CN114850086B (en) * | 2021-04-26 | 2023-04-11 | 国网江苏省电力有限公司常州供电分公司 | Method for cleaning static contact of vertical telescopic isolating switch |
| CN113839329A (en) * | 2021-10-25 | 2021-12-24 | 国网河南省电力公司宜阳县供电公司 | Moving contact dismounting fixture of high-voltage isolating switch |
| CN113839329B (en) * | 2021-10-25 | 2023-04-28 | 国网河南省电力公司宜阳县供电公司 | High-voltage isolating switch moving contact dismounting clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20200618 |