CN203956692U - The cleaning device of the charged use of disconnecting link - Google Patents
The cleaning device of the charged use of disconnecting link Download PDFInfo
- Publication number
- CN203956692U CN203956692U CN201420418429.8U CN201420418429U CN203956692U CN 203956692 U CN203956692 U CN 203956692U CN 201420418429 U CN201420418429 U CN 201420418429U CN 203956692 U CN203956692 U CN 203956692U
- Authority
- CN
- China
- Prior art keywords
- disconnecting link
- cleaning device
- support rod
- insulating support
- motor
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- 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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Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims description 12
- 125000006850 spacer group Chemical group 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 229910001651 emery Inorganic materials 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000005498 polishing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229940099259 vaseline Drugs 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a kind of cleaning device that is applicable to the charged use of disconnecting link contact of 66 kilovolts.It comprises motor, insulating support rod and chargeable lithium cell, and it is that hollow tube connector two ends connect with the output shaft of motor and the connecting rod of sander cover respectively; Fixed cover is coated on the outer surface of the motor other end; And the side of fixed cover is at least fixed by two groups of screws and nut check, insulating support rod inserts in the described fixed cover other end, and insulating support rod and fixed cover are fixed by locking mechanism, insulating support rod is provided with power supply near the inside adapting position of motor one end.The utility model can solve the difficult problem that high voltage isolation switch contact generates heat and equipment need have a power failure and polish effectively, prevent that high voltage isolator heating, burning damage accident from occurring, eliminated potential safety hazard, saved time and cost again, and polishing effect is high, particularly reduce equipment because of the economic loss that the polishing that has a power failure brings, effectively guaranteed security of system reliable power supply.
Description
Technical field
The utility model relates to a kind of electrification in high voltage cleaning device, particularly relates to a kind of cleaning device that is applicable to the charged use of disconnecting link contact of 66 kilovolts, belongs to field of power.
Background technology
Can transformer station's mesohigh isolated switchgear normally operate in the contact resistance that depends on to a great extent isolation switch contact.And the oxidation of dynamic and static contact face, corrosion phenomenon to be impact isolation open the light one of the main reasons that dynamic and static contact resistance exceeds standard.Along with the growth of operation hours is subject to the impact of surrounding environment (as industrial gas emission pollutes, chemical emission exhaust emission particularly, salt-alkali contaminated corrosion, long oxidation corrosion etc.) etc., make the corrosion gradually of isolation switch contact conductive contact surfaces, surface forms layer of oxide layer, to contact resistance is increased, under accidental conditions, contact caloric value increases, temperature raises, along with raising, temperature make again corrosion oxide layer increase the weight of, cause contact resistance and then increase, produce contact resistance larger → heating, temperature rise is higher → and corrosion is oxidized vicious circle faster.In service happen occasionally because corrosion causes isolation switch contact, burn out, scorification accident so that need to change the global facility of isolating switch, cause great economic loss.In addition be in operation as guaranteeing that isolation switch contact contact well often adopts and smear conductive paste (or vaseline) on contact conductive contact surfaces.Because conductive paste contains lubricant component, after operation a period of time, at the rapid laying dust in conductive paste surface, along with conductive paste is withered gradually, on isolation switch contact conductive contact surfaces, form one deck dirt, the dynamic and static contact of isolating switch can not effectively be contacted, cause heating.The isolating switch happening occasionally in disjunction state in service has just put into operation contact heating problem has occurred, and must will after the schmutzband grinding process of contact surface, just can put into operation.For preventing that isolating switch from burning out accident because dirt, corrosion cause contact, adopt at present infrared imaging inspection device heating situation, according to the contact heating temp situation application isolated switchgear that exceeds standard, stop transport, maintainer carries out work high above the ground processing.The power failure of the dynamic and static contact of isolating switch both sides often needs the stoppage in transit of whole section of bus.Therefore,, for arranging an isolation switch contact maintenance, the safety measure of grid switching operation that need to be loaded down with trivial details, artificial high-altitude grinding process etc. needs the very long power off time of cost, not only expends huge man power and material, also has a strong impact on multiple power supply.
Along with the development of power system, also higher to the requirement of the reliability of the quality of power supply, power supply.Chance that equipment has a power failure is fewer and feweri, power off time is also shorter and shorter.Thoroughly solve loaded down with trivial details grid switching operation, dangerous, heavy manpower work high above the ground, guarantees that system safety operation, assurance equipment and personal security are the task of top priority, problem anxious to be resolved.
Summary of the invention
The utility model is for the technical problem of above-mentioned existence, provide a kind of and can charged solution high voltage isolation switch contact cause the difficult problem of heating because of oxidation, corrosion, reached the generation that prevents high voltage isolator heating, burning damage accident, when saving time with cost, and improved the cleaning device of the charged use of disconnecting link of efficiency.
The technical scheme of the utility model technical solution problem is to achieve these goals:
The cleaning device of the charged use of disconnecting link, comprising: motor, and insulating support rod and chargeable lithium cell, it is that hollow tube connector two ends connect with the output shaft of motor and the connecting rod of sander cover respectively; Fixed cover is coated on the outer surface of the motor other end; And the side of fixed cover is at least fixed by two groups of screws and nut check, insulating support rod inserts in the described fixed cover other end, and insulating support rod and fixed cover are fixed by locking mechanism, insulating support rod is provided with power supply near the inside adapting position of motor one end.
Described sander is fixed on connecting rod and is formed by grinding head.
Described grinding head is any one in material of cylindrical nylon wheel or the bonding grinding of emery wheel or reel outside.
Described power supply is several chargeable lithium cells.
Chargeable lithium cell is 18650 models, and normal voltage is 3.7V, the chargeable lithium cell that rated capacity is 4200mAh.
The spacer pin bayonet socket that the spacer pin with insulating supporting boom end that described locking mechanism is provided with by fixed cover matches forms.
The adapting position at described tube connector two ends is respectively equipped with pin for suppressing metal.
The end adapting position of the output shaft of described motor and the connecting rod of sander is made as semicylinder.
Described insulating support rod is 66 kilovolts of insulating bars.
Described motor micromotor.
The utility model compared with prior art has following advantages and effect: the utility model is a kind of simple in structure, flexible operation, easy to carry, safe and reliable electrification in high voltage milling tools.And Assembling convenience, reliable in structure, polishing power are large, during operation instrument stable, reliable, polish effective, security good.Can effectively solve the difficult problem that high voltage isolation switch contact heating and equipment need have a power failure and polish, prevent that high voltage isolator heating, burning damage accident from occurring, eliminate potential safety hazard, saved time with cost again, improved efficiency, thoroughly alleviated the heavy physical labor of artificial power failure polishing, save human and material resources and time, particularly reduce equipment because of the economic loss that the polishing that has a power failure brings, guaranteed security of system reliable power supply, there is good economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cleaning device of the charged use of the utility model disconnecting link.
Major part in figure: sander 1, connecting rod 2, tube connector 3, motor 4, fixed cover 5, spacer pin 6, insulating support rod 7, pin for suppressing metal 8.
The specific embodiment
Below in conjunction with specific embodiment, the utility model is further elaborated, but protection domain of the present utility model is not limited by specific embodiment, with claims, is as the criterion.In addition, under the prerequisite without prejudice to technical solutions of the utility model, within any change that those of ordinary skills that the utility model is done easily realize or change all will fall into claim scope of the present utility model.
Embodiment 1:
The cleaning device of the charged use of disconnecting link as shown in Figure 1, comprises sander 1, connecting rod 2, tube connector 3, motor 4, fixed cover 5, spacer pin 6, insulating support rod 7, pin for suppressing metal 8.Its hollow tube connector 3 two ends connect with the output shaft of motor 4 and the connecting rod of sander 12 covers respectively; Fixed cover 5 is coated on the outer surface of motor 4 other ends; And the side of fixed cover 5 is fixed by two groups of screws and nut check, insulating support rod 7 inserts in described fixed cover 5 other ends, and insulating support rod 7 is fixed by locking mechanism with fixed cover 5, and insulating support rod 7 is provided with power supply near the inside adapting position of motor 4 one end.
Above-mentioned sander 1 is fixed on connecting rod 2 and is formed by grinding head.
Above-mentioned grinding head is cylindrical nylon wheel.
Above-mentioned power supply is three 18650 models, and normal voltage is 3.7V, the chargeable lithium cell that rated capacity is 4200mAh.
The spacer pin bayonet socket that above-mentioned locking mechanism spacer pin 6 that be provided with by fixed cover 5 and insulating support rod 7 ends matches forms, and the spacer pin 6 of insulating support rod 7 ends rotates to the spacer pin bayonet socket of fixed cover 5 and fixes
The adapting position at above-mentioned tube connector 2 two ends is respectively equipped with pin for suppressing metal 8.
The end adapting position of the output shaft of above-mentioned motor 4 and the connecting rod 2 of sander 1 is made as semicylinder.Reliably fastening with the pin for suppressing metal 8 on tube connector 2 in order to assurance.
Above-mentioned insulating support rod 7 is 66 kilovolts of insulating bars.
Above-mentioned motor 4 micromotors.
Embodiment 2:
Above-mentioned grinding head is the outside bonding 600# sand paper of reel; Power supply is four chargeable lithium cells.The other the same as in Example 1, repeats no more.
Embodiment 3:
The side of above-mentioned fixed cover 5 is fixed by three groups of screws and nut check, and above-mentioned grinding head is buffing wheel.The other the same as in Example 1, repeats no more.
The testing result of the utility model field operation below:
1, the cleaning device that uses the charged use of the utility model disconnecting link, the technological transformation of Dui Yichu transformer station retreats the GW5-72.5/1250A isolation switch of transporting and tests.After polishing, visual inspection shows that processed contact surface dust and attachment remove completely, and contact surface silver coating is without any damage; Adopt direct current contact resistance test result polishing effect to reach requirement completely.(in Table 1).
When 2, Yi Chu transformer station carries out infrared measurement of temperature according to the equipment thermometric cycle to substation equipment, find that the female disconnecting link B of four line I is mutually overheated, from infrared measurement of temperature collection of illustrative plates, can observe is that disconnecting link contact, fingertip position are overheated.Find overheated after, when disconnecting link is checked, also find between disconnecting link contact and fingertip, there is the thick oxide-film of one deck, be by analysis this disconnecting link when mounted current-carrying part smear conductive paste, conductive paste, due to failure in a long time, forms the thick oxide-film of one deck on current-carrying part surface.
The cleaning device polishing contact-making surface with the charged use of the utility model disconnecting link is taked at scene, make to smear vaseline after contact-making surface light, by multi-angle photographic analysis, determine that moving contact processes successfully, disconnecting link recovers normal, load carrying, the female disconnecting link three-phase operation of four line I temperature is normal, there is no heat generating spot.Through being greater than after operation in 24 hours, again the female disconnecting link of four line I is adopted to infrared radiation detection apparatus thermometric, heat generating spot does not note abnormalities yet.
The utility model disconnecting link hot-line cleaning tool, volume is little, can conveniently store and transport, good insulation preformance, assembling is simple, flexible operation, can operation in the situation that not having a power failure, while cleaning disconnecting link current-carrying part, can not affect the operation of power system, operating personnel's operation on the ground of only need to standing, has improved service technique level and operating efficiency, has reduced operating risk.The utility model work progress is simple, effective, practical, is beneficial to and applies.
Claims (10)
1. the cleaning device of the charged use of disconnecting link, comprising: motor, and insulating support rod and chargeable lithium cell, is characterized in that: hollow tube connector (3) two ends connect with the output shaft of motor (4) and the connecting rod (2) of sander (1) cover respectively; Fixed cover (5) is coated on the outer surface of motor (4) other end; And the side of fixed cover (5) is at least fixed by two groups of screws and nut check, insulating support rod (7) inserts in described fixed cover (5) other end, and insulating support rod (7) is fixed by locking mechanism with fixed cover (5), insulating support rod (7) is provided with power supply near the inside adapting position of motor (4) one end.
2. the cleaning device of the charged use of disconnecting link according to claim 1, is characterized in that: described sander (1) is fixed on the upper formation of connecting rod (2) by grinding head.
3. the cleaning device of the charged use of disconnecting link according to claim 2, is characterized in that: described grinding head is any one in material of cylindrical nylon wheel or the bonding grinding of emery wheel or reel outside.
4. the cleaning device of the charged use of disconnecting link according to claim 1, is characterized in that: described power supply is several chargeable lithium cells.
5. the cleaning device of the charged use of disconnecting link according to claim 4, is characterized in that: chargeable lithium cell is 18650 models, and normal voltage is 3.7V, the chargeable lithium cell that rated capacity is 4200mAh.
6. the cleaning device of the charged use of disconnecting link according to claim 1, is characterized in that: the spacer pin bayonet socket that the spacer pin (6) with insulating support rod (7) end that described locking mechanism is provided with by fixed cover (5) matches forms.
7. the cleaning device of the charged use of disconnecting link according to claim 1, is characterized in that: the adapting position at described tube connector (2) two ends is respectively equipped with pin for suppressing metal (8).
8. the cleaning device of the charged use of disconnecting link according to claim 1, is characterized in that: the end adapting position of the connecting rod (2) of the output shaft of described motor (4) and sander (1) is made as semicylinder.
9. according to the cleaning device of the charged use of disconnecting link described in claim 1 or 6, it is characterized in that: described insulating support rod (7) is 66 kilovolts of insulating bars.
10. according to the cleaning device of the charged use of disconnecting link described in claim 1 or 8, it is characterized in that: described motor (4) micromotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418429.8U CN203956692U (en) | 2014-07-28 | 2014-07-28 | The cleaning device of the charged use of disconnecting link |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420418429.8U CN203956692U (en) | 2014-07-28 | 2014-07-28 | The cleaning device of the charged use of disconnecting link |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203956692U true CN203956692U (en) | 2014-11-26 |
Family
ID=51917328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420418429.8U Active CN203956692U (en) | 2014-07-28 | 2014-07-28 | The cleaning device of the charged use of disconnecting link |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203956692U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440489A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Knife switch polisher |
| CN105414114A (en) * | 2015-12-29 | 2016-03-23 | 内蒙古电力(集团)有限责任公司乌海电业局 | Cleaning device for disconnecting switch |
-
2014
- 2014-07-28 CN CN201420418429.8U patent/CN203956692U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104440489A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Knife switch polisher |
| CN105414114A (en) * | 2015-12-29 | 2016-03-23 | 内蒙古电力(集团)有限责任公司乌海电业局 | Cleaning device for disconnecting switch |
| CN105414114B (en) * | 2015-12-29 | 2017-11-14 | 内蒙古电力(集团)有限责任公司乌海电业局 | A kind of disconnecting switch clearing apparatus |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |