CN201769038U - Disassembling and assembling tool of a double-feed wind motor collector ring - Google Patents
Disassembling and assembling tool of a double-feed wind motor collector ring Download PDFInfo
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- CN201769038U CN201769038U CN2010205214894U CN201020521489U CN201769038U CN 201769038 U CN201769038 U CN 201769038U CN 2010205214894 U CN2010205214894 U CN 2010205214894U CN 201020521489 U CN201020521489 U CN 201020521489U CN 201769038 U CN201769038 U CN 201769038U
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Abstract
The utility model discloses a disassembling and assembling tool of a double-feed wind motor collector ring, comprising a front flange disc, a back flange disc same to the front flange disk, a rectangular single-hole oil hydraulic cylinder clamped between the front, back flange discs, a manual oil pump connected with the rectangular single-hole oil hydraulic cylinder, a set of long double-head studs and nuts and a set of short double-head studs and nuts, wherein the front, back flange discs are provided with two sets of inner, outer through holes, the number of the hole of each set of through holes is at least more than three and the holes are uniformly distributed on a concentric circle using the circle core of the front flange disc or the back flange disc as the center; the long double-head studs and nuts respectively pass through the same set of the through holes on the front flange disc and the back flange disc; the short double-head studs and nuts respectively pass through another set of the through holes on the front flange disc and the back flange disc. The wind motor collector rotor ring is safely and reliably disassembled and assembled at the high engine room site by the maintenance personnel and the re-maintenance time and cost of the motor from the tower to the ground is saved.
Description
Technical field
The utility model relates to a kind of dismantling device, relates in particular to a kind of dismounting of wind power generator rotor collector ring, the instrument of installation.
Background technology
The rotor of double-fed wind power generator has the collector ring structure, and motor needs collector ring is carried out maintenance work in running.Because the general interference fits that adopts between wind-driven generator collector ring and the rotating shaft is so the difficulty of the installation and removal of collector ring is bigger.At present, traditional collector ring mounting means is: earlier collector ring is warmed, made its internal diameter back spreading that is heated, take advantage of heat that it is overlapped to rotating shaft then, treat promptly to be fixed in the rotating shaft after its cooling; The dismounting mode is: utilize the dismounting screw on the collector ring, with instrument it is pulled away from the installation site.Because the working environment of wind-driven generator is positioned at the cabin, high-altitude more than 50 meters, free space is narrow and small, there is not condition heating collector ring, therefore as needing to change the collector ring of double-fed wind power generator, carry out maintenance work again after motor must being winched to ground from the pylon cabin, and motor carries out the expense of a slinging work between 100,000 yuan to 200,000 yuan, consumes plenty of time and expense.
See also Fig. 1, there is shown the mounting structure schematic diagram of collector ring in the double-fed wind power generator, collector ring 1 ' is positioned at double-fed wind power generator rotating shaft 2 ' end, with rotating shaft 2 ' be interference fit, installation and removal work difficulty bigger.
Summary of the invention
The purpose of this utility model is to overcome the defective of prior art and dismantling device that a kind of double-fed wind power generator collector ring is provided, it makes the attendant carry out safe and reliable dismounting and installation to the wind power generator rotor collector ring at scene, cabin, high-altitude, has saved generator is winched to time and the expense of safeguarding again on ground from pylon.
The technical scheme that realizes above-mentioned purpose is: a kind of dismantling device of double-fed wind power generator collector ring, wherein, the hand oil pump that comprises identical forward flange dish and rear stub, is located in the rectangle single hole oil hydraulic cylinder between forward flange dish and the rear stub and links to each other with this rectangle single hole oil hydraulic cylinder, also comprise group leader's studs and nut and one group short studs and nut, wherein:
All have inside and outside two groups of through holes on described forward flange dish and the rear stub, the quantity in the hole of every group of through hole is at least more than or equal to three, the center of circle of ring flange or rear stub was on the concentric circles in the center of circle before they were distributed in uniformly, and the radius of a circle that is positioned at one group outside through hole place is greater than the radius of a circle that is positioned at one group inner through hole place;
Described long studs and nut pass respectively in same group the through hole of described forward flange dish and rear stub;
Described short studs and nut pass respectively in the through hole of another group of described forward flange dish and rear stub.
The dismantling device of above-mentioned double-fed wind power generator collector ring, wherein, described long studs and nut pass the one group of outside through hole that is positioned at of described forward flange dish and rear stub respectively, and described short studs and nut pass the one group of inner through hole that is positioned at of described forward flange dish and rear stub respectively.
The dismantling device of above-mentioned double-fed wind power generator collector ring, wherein, described long studs and nut pass the one group of inner through hole that is positioned at of described forward flange dish and rear stub respectively, and described short studs and nut pass the one group of outside through hole that is positioned at of described forward flange dish and rear stub respectively.
The dismantling device of above-mentioned double-fed wind power generator collector ring, wherein, the quantity that inside and outside two groups of through holes of described forward flange dish and rear stub are every group is three.
The dismantling device of above-mentioned double-fed wind power generator collector ring, wherein, described one to be positioned at the angle that inner one group through hole and adjacent thereto is positioned at outside one group through hole be 60 degree.
The beneficial effects of the utility model are: the utility model is a kind of instrument of dismounting and installation of wind power generator rotor collector ring, use through on-the-spot, this collector ring dismantling device makes the attendant can be in wind-power electricity generation pylon cabin safe and reliable as to carry out the dismounting and the installment work of collector ring.The utility model has satisfied the demand of double-fed wind power generator on-site maintenance collector ring, saved the step that double-feedback aerogenerator is winched to ground, saved considerable time and fund, had good economic benefit, this collector ring dismantling device is applicable to the on-site maintenance of wind power plant.
Description of drawings
Fig. 1 is the mounting structure schematic diagram of collector ring in the double-fed wind power generator;
Fig. 2 is the dismounting schematic diagram of collector ring in the double-fed wind power generator of the present utility model;
Fig. 3 is the scheme of installation of collector ring in the double-fed wind power generator of the present utility model;
Fig. 4 is the structural representation of forward and backward ring flange of the present utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
See also Fig. 2 to Fig. 4, there is shown the dismantling device of a kind of double-fed wind power generator collector ring of the present utility model, this dismantling device is used for the collector ring 7 that is positioned at double-fed wind power generator rotating shaft 8 ends is dismantled and installed.
The hand oil pump 3 that dismantling device of the present utility model comprises identical forward flange dish 1 and rear stub 2, is located in the rectangle single hole oil hydraulic cylinder 4 between forward flange dish 1 and the rear stub 2 and links to each other with this rectangle single hole oil hydraulic cylinder 4, also comprise group leader's studs and nut 5 and one group short studs and nut 6, wherein:
All have inside and outside two groups of through holes 11 on forward flange dish 1 and the rear stub 2, the quantity in the hole of every group of through hole 11 is at least more than or equal to three, the center of circle of ring flange 1 or rear stub 2 was on the concentric circles in the center of circle before they were distributed in uniformly, and the radius of a circle that is positioned at one group outside through hole 11 places is greater than the radius of a circle that is positioned at one group inner through hole 11 places;
Long studs and nut 5 pass respectively in same group the through hole 11 of forward flange dish 1 and rear stub 2;
Short studs and nut 6 pass respectively in the through hole 11 of another group of forward flange dish 1 and rear stub 2.
See also Fig. 2, dismounting schematic diagram for collector ring in the double-fed wind power generator of the present utility model, long studs and nut 5 pass the one group of outside through hole 11 that is positioned at of forward flange dish 1 and rear stub 2 respectively, and short studs and nut 6 pass the one group of inner through hole 11 that is positioned at of forward flange dish 1 and rear stub 2 respectively.
When collector ring 7 was dismantled, the connected mode of dismantling device of the present utility model and rotating shaft 8 and collector ring 7 was: forward flange dish 1 is positioned at nearly collector ring 7 end positions, with nut 6 it is connected with rotating shaft 8 and fixing by one group short studs; Rear stub 2 is positioned at forward flange dish 1 outside, and the through hole 11 that is passed forward flange dish 1 by group leader's studs and nut 5 is connected it and is fixing with collector ring 7; 2 of forward flange dish 1 and rear stub accompany rectangle single hole oil hydraulic cylinder 4, can adjust spacing between forward flange dish 1 and the rear stub 2 by regulating long studs and nut 5, with clamp rectangular single hole oil hydraulic cylinder 4, hand oil pump 3 is connected with rectangle single hole oil hydraulic cylinder 4.
During work, by operating personnel's operator dynamic formula oil pump 3, the stroke H of rectangle single hole oil hydraulic cylinder 4 is steadily increased, rectangle single hole oil hydraulic cylinder 4 promotes rear stub 2 and collector ring 7 moves right, and collector ring 7 is extracted from rotating shaft 8 the most at last.Because the hydraulic thrust that hand oil pump 3 produces is a static(al), does not produce impulsive force in the whole unloading process, therefore do not damage collector ring 7 and rotating shaft 8 matching surfaces, guarantee the reliability of dismantlement work.
See also Fig. 3, there is shown the scheme of installation of collector ring in the double-fed wind power generator of the present utility model, long studs and nut 5 pass the one group of inner through hole 11 that is positioned at of forward flange dish 1 and rear stub 2 respectively, and short studs and nut 6 pass the one group of outside through hole 11 that is positioned at of forward flange dish 1 and rear stub 2 respectively.
When collector ring was installed, the connected mode of dismantling device of the present utility model and rotating shaft 8 and collector ring 7 was: forward flange dish 1 is positioned at nearly collector ring 7 end positions, with nut 6 it is connected with collector ring 7 and fixing by one group short studs; Rear stub 2 is positioned at forward flange dish 1 outside, with nut 5 it is connected with rotating shaft 8 and fixing by group leader's studs; 2 of forward flange dish 1 and rear stub accompany rectangle single hole oil hydraulic cylinder 4, can adjust spacing between forward flange dish 1 and the rear stub 2 by regulating long studs and nut 5, with clamp rectangular single hole oil hydraulic cylinder 4, hand oil pump 3 is connected with rectangle single hole oil hydraulic cylinder 4.
During work, by operating personnel's operator dynamic formula oil pump 3, the stroke H of rectangle single hole oil hydraulic cylinder 4 is steadily increased, rectangle single hole oil hydraulic cylinder 4 promotes forward flange dish 1 and collector ring 7 is moved to the left, and collector ring 7 is pressed into rotating shaft 8 the most at last.Because the hydraulic thrust that hand oil pump 3 produces is a static(al), does not produce impulsive force in the whole erection process, therefore do not damage collector ring 7 and rotating shaft 8 matching surfaces, guarantee the reliability of installment work.
See also Fig. 4, structural representation for forward and backward ring flange of the present utility model, the quantity that inside and outside two groups of through holes of forward flange dish 1 and rear stub 2 are 11 every groups is three, two groups of through hole 11 positions are corresponding with the screw (not shown) position in collector ring 7 and the rotating shaft 8 respectively, and one to be positioned at the angle a that inner one group through hole 11 and adjacent thereto is positioned at outside one group through hole 11 be 60 degree.
Above embodiment is only for the usefulness that the utility model is described, but not to restriction of the present utility model, person skilled in the relevant technique, under the situation that does not break away from spirit and scope of the present utility model, can also make various conversion or modification, therefore all technical schemes that are equal to also should belong to category of the present utility model, should be limited by each claim.
Claims (5)
1. the dismantling device of a double-fed wind power generator collector ring, it is characterized in that, the hand oil pump that comprises identical forward flange dish and rear stub, is located in the rectangle single hole oil hydraulic cylinder between forward flange dish and the rear stub and links to each other with this rectangle single hole oil hydraulic cylinder, also comprise group leader's studs and nut and one group short studs and nut, wherein:
All have inside and outside two groups of through holes on described forward flange dish and the rear stub, the quantity in the hole of every group of through hole is at least more than or equal to three, the center of circle of ring flange or rear stub was on the concentric circles in the center of circle before they were distributed in uniformly, and the radius of a circle that is positioned at one group outside through hole place is greater than the radius of a circle that is positioned at one group inner through hole place;
Described long studs and nut pass respectively in same group the through hole of described forward flange dish and rear stub;
Described short studs and nut pass respectively in the through hole of another group of described forward flange dish and rear stub.
2. the dismantling device of double-fed wind power generator collector ring according to claim 1, it is characterized in that, described long studs and nut pass the one group of outside through hole that is positioned at of described forward flange dish and rear stub respectively, and described short studs and nut pass the one group of inner through hole that is positioned at of described forward flange dish and rear stub respectively.
3. the dismantling device of double-fed wind power generator collector ring according to claim 1, it is characterized in that, described long studs and nut pass the one group of inner through hole that is positioned at of described forward flange dish and rear stub respectively, and described short studs and nut pass the one group of outside through hole that is positioned at of described forward flange dish and rear stub respectively.
4. the dismantling device of double-fed wind power generator collector ring according to claim 1 is characterized in that, the quantity that inside and outside two groups of through holes of described forward flange dish and rear stub are every group is three.
5. according to the dismantling device of claim 1 or 4 described double-fed wind power generator collector rings, it is characterized in that described one to be positioned at the angle that inner one group through hole and adjacent thereto is positioned at outside one group through hole be 60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205214894U CN201769038U (en) | 2010-09-08 | 2010-09-08 | Disassembling and assembling tool of a double-feed wind motor collector ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205214894U CN201769038U (en) | 2010-09-08 | 2010-09-08 | Disassembling and assembling tool of a double-feed wind motor collector ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201769038U true CN201769038U (en) | 2011-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205214894U Expired - Fee Related CN201769038U (en) | 2010-09-08 | 2010-09-08 | Disassembling and assembling tool of a double-feed wind motor collector ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201769038U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111293834A (en) * | 2020-03-16 | 2020-06-16 | 大唐陕西发电有限公司 | Installation device and installation method for collecting ring of generator of wind turbine generator |
-
2010
- 2010-09-08 CN CN2010205214894U patent/CN201769038U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111293834A (en) * | 2020-03-16 | 2020-06-16 | 大唐陕西发电有限公司 | Installation device and installation method for collecting ring of generator of wind turbine generator |
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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: 20110323 Termination date: 20160908 |