CN203077201U - Wind driven generator impeller stop pin shaft pulling device - Google Patents
Wind driven generator impeller stop pin shaft pulling device Download PDFInfo
- Publication number
- CN203077201U CN203077201U CN 201320020997 CN201320020997U CN203077201U CN 203077201 U CN203077201 U CN 203077201U CN 201320020997 CN201320020997 CN 201320020997 CN 201320020997 U CN201320020997 U CN 201320020997U CN 203077201 U CN203077201 U CN 203077201U
- Authority
- CN
- China
- Prior art keywords
- stop pin
- baffle ring
- driven generator
- thread
- sleeve
- 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 - Lifetime
Links
Images
Landscapes
- Wind Motors (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to a wind driven generator impeller stop pin shaft pulling device which is provided with a sleeve. The front end of the sleeve is open, the rear end of the sleeve is provided with a cover plate, a connecting shaft, a one-way bearing, a baffle ring and a threaded pull rod are installed in an inner cavity of the sleeve, a front plate of the threaded pull rod is fixedly connected with a cylinder body of the baffle ring, the rear end of a threaded rod of the threaded pull rod penetrates through the cover plate to be connected with a first nut on the cover plate, the one-way bearing is placed in a cavity which is formed by the baffle ring and the front plate of the threaded pull rod, the connecting shaft presses the one-way bearing on the bottom of the cylinder body of the baffle ring, one end of the connecting shaft extends out of the baffle ring from a through hole, and the end, extending out of the baffle ring, of the connecting shaft is provided with a threaded connecting section. When used for pulling out a wind driven generator impeller stop pin, the threaded connection section of the connecting shaft is connected with the stop pin which needs to be pulled out in a threaded mode. The wind driven generator impeller stop pin shaft pulling device enables the wind driven generator stop pin to be easily pulled out and is simple and convenient to operate.
Description
Technical field
The utility model relates to a kind of wind-driven generator impeller stop pin Shaft drawer.
Background technology
Wind power generating set be a kind of be the large-scale TRT of electric energy with wind energy transformation by wheel rotation, in installation, debugging, maintenance process, in order to ensure the safety of operating personnel and unit equipment, impeller must be locked, bring danger or cause device damage because of impeller rotates to operating personnel under the wind-force effect preventing, the form of stop pin is adopted in the impeller locking usually.Stop pin is inserted in the positioning disk that links together with wheel hub by the lock pin holes on the underframe of cabin, and impeller and cabin underframe are linked together.In the actual use, because wind-force surpasss the expectation suddenly, the stop pin distortion often takes place, cause withdrawing from stop pin, blower fan is answered a pager's call.
Because structural reason, it is shorter to expose the pin-and-hole position after the existing stop pin that is used for the impeller locking locks, and stop pin is longer, traditional band drag hook tripod draws horse can't hook stop pin, thereby cause dismounting not only tired but also time-consuming, also damage the structure at engine rooms of wind power generators underframe and stop pin place easily.
The utility model content
The technical problems to be solved in the utility model is: overcome the deficiencies in the prior art, a kind of wind-driven generator impeller stop pin Shaft drawer that is easy to extract the wind-driven generator stop pin is provided.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of wind-driven generator impeller stop pin Shaft drawer, has sleeve, described barrel forward end opening, described sleeve rear end is equipped with cover plate, in the described barrel bore connecting axle is installed, unilateral bearing, baffle ring, thread, described thread is connected to form by header board and threaded rod, described baffle ring has the cylindrical shell and the tube end, the header board of described thread is fixedlyed connected with the cylindrical shell of baffle ring, the threaded rod rear end of described thread passes cover plate and is connected with first nut on the cover plate, described unilateral bearing is positioned at the cavity that the header board by baffle ring and thread forms, described connecting axle is pressed in the tube of baffle ring to unilateral bearing at the end, the described tube end, offer the through hole of internal diameter less than cylinder internal diameter, described connecting axle one end stretches out baffle ring from through hole, the end that described connecting axle stretches out baffle ring has the section of being threaded, and the described section of being threaded has the screw thread of the threads engaged of the stop pin of extracting with outside need.
Further, the header board of described thread is the circular slab that has screw hole, and described header board and threaded rod are welded to connect, and described header board is fixedlyed connected by screw with the cylindrical shell of baffle ring.
Further, described unilateral bearing is a single direction thrust ball bearing, and the dead eye that described connecting axle passes unilateral bearing is pressed in the tube of baffle ring with unilateral bearing at the end.
Further, described barrel forward end is equipped with half, and described half is half tubular.Half is used to increase the Shaft drawer stroke.
Further, offer lightening hole on the described sleeve, can alleviate the weight of sleeve.
Further, offer lightening hole on described half, can alleviate half weight.
Further, the threaded rod of described thread is equipped with second nut, and described second nut is positioned at the rear end of first nut, and described second nut is connected with spanner, and described spanner is connected with the spanner extension rod.
The beneficial effects of the utility model are: the utility model is used for extracting of wind-driven generator impeller stop pin, during use, the stop pin that the Duan Yuxu that is threaded of connecting axle extracts is threaded, cover plate covers on sleeve, sleeve withstands on the cabin underframe at stop pin place, thread rotates, and is converted into rectilinear motion and power is passed to connecting axle rotatablely moving by unilateral bearing.Thereby make stop pin be pulled out with respect to the cabin underframe.The utility model is easy to extract the wind-driven generator stop pin, and is simple to operation.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of thread in the utility model;
Fig. 3 is the structural representation of the header board of thread in the utility model;
Fig. 4 is the connection diagram of the utility model and stop pin;
Fig. 5 is that the utility model installs after half the connection diagram with stop pin additional;
Fig. 6 is half a structural representation;
Wherein: 1. baffle ring, 2. unilateral bearing, 3. connecting axle, 7. thread, 7-1. header board, 7-2. threaded rod, 8. sleeve, 9. cover plate, 9-1. first nut, 10. second nut, 12. half, 14. cabin underframe, 15. stop pins, 16. positioning disks.
The specific embodiment
In conjunction with the accompanying drawings the utility model is further described now.The schematic diagram that these accompanying drawings are simplification only illustrates basic structure of the present utility model in a schematic way, so it only shows the formation relevant with the utility model.
As Fig. 1, a kind of wind-driven generator impeller stop pin Shaft drawer, be used for extracting of stop pin 15, has sleeve 8, sleeve 8 front openings, sleeve 8 rear ends are equipped with cover plate 9, in sleeve 8 inner chambers connecting axle 3 is installed, unilateral bearing 2, baffle ring 1, thread 7, thread 7 is connected to form by header board 7-1 and threaded rod 7-2, baffle ring 1 has the cylindrical shell and the tube end, the header board 7-1 of thread 7 is fixedlyed connected with the cylindrical shell of baffle ring 1, the threaded rod 7-2 rear end of thread 7 passes cover plate 9 and is connected with the first nut 9-1 on the cover plate 9, unilateral bearing 2 is positioned at the cavity that the header board 7-1 by baffle ring 1 and thread 7 forms, connecting axle 3 is pressed in unilateral bearing 2 at the end of baffle ring 1, and a tube end offers the through hole of internal diameter less than cylinder internal diameter, and connecting axle 3 one ends stretch out baffle ring 1 from through hole, the end that connecting axle 3 stretches out baffle ring 1 has the section of being threaded, and the section of being threaded has the screw thread of the threads engaged of the stop pin of extracting with outside need 15.Offer lightening hole on the sleeve 8.The threaded rod 7-2 of thread 7 is equipped with the rear end that second nut, 10, the second nuts 10 are positioned at the first nut 9-1, and second nut 10 is connected with spanner, and spanner is connected with the spanner extension rod.After the spanner extension rod is contained on the spanner, can reach the labour-saving function.
Shown in Figure 3 as Fig. 2, the header board 7-1 of thread 7 is the circular slab that has screw hole, and header board 7-1 and threaded rod 7-2 are welded to connect, and header board 7-1 is fixedlyed connected by screw with the cylindrical shell of baffle ring 1.Unilateral bearing 2 is a single direction thrust ball bearing, and the dead eye that connecting axle 3 passes unilateral bearing 2 is pressed in the tube of baffle ring 1 with unilateral bearing 2 at the end.
Stop pin 15 is by the lock pin holes on the cabin underframe 14 during the wind-driven generator maintenance, be inserted in the positioning disk 16 that links together with impeller hub, impeller and cabin underframe 14 are linked together, after maintenance is finished, use wind-driven generator impeller stop pin Shaft drawer of the present utility model that stop pin 15 is extracted.As shown in Figure 4, the section of being threaded of connecting axle 3 is threaded with stop pin 15, cover plate covers on sleeve, sleeve withstands on the cabin underframe 14 at stop pin 15 places, contact with first nut on the cover plate 9 until second nut 10 by spanner 11 twistings second nut 10, at this moment, twisting second nut 10 again, because second nut 10 is motionless, then make thread 7 rotate.Do not adopt the mode of second nut 10 can directly rotate the threaded rod 7-2 of thread 7 yet.
Thread 7 rotates, and is converted into rectilinear motion and power is passed to connecting axle 3 rotatablely moving by unilateral bearing 2, thereby make stop pin 15 be pulled out with respect to cabin underframe 14.The utility model is easy to extract wind-driven generator impeller stop pin, and is simple to operation.
Shown in Figure 6 as Fig. 5, it is half tubular that sleeve 8 front ends are equipped with half 12, half 12.Be used to increase the Shaft drawer stroke for half 12.Offer lightening hole on half 12.
If when stop pin 15 length greater than sleeve 8 length of Shaft drawer, only depend on the stroke of sleeve 8 not enough, can solve by increasing by half 12.When the stroke of thread 7 in sleeve 8 covered, can pass through rotation cover 9, make cover plate 9 return thread 7 afterbodys, between sleeve 8 and cabin underframe 14, increase by half 12, sleeve 8 withstands on half 12, and half 12 withstands on the cabin underframe 14, forms new frame.Thread 7 rotates, and is converted into rectilinear motion and power is passed to connecting axle 3 rotatablely moving by unilateral bearing 2, thereby make stop pin 15 be pulled out with respect to cabin underframe 14.
With above-mentioned foundation desirable embodiment of the present utility model is enlightenment, and by above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must determine its technical scope according to the claim scope.
Claims (7)
1. wind-driven generator impeller stop pin Shaft drawer, it is characterized in that: have sleeve (8), described sleeve (8) front opening, described sleeve (8) rear end is equipped with cover plate (9), in described sleeve (8) inner chamber connecting axle (3) is installed, unilateral bearing (2), baffle ring (1), thread (7), described thread (7) is connected to form by header board (7-1) and threaded rod (7-2), described baffle ring (1) has the cylindrical shell and the tube end, the header board (7-1) of described thread (7) is fixedlyed connected with the cylindrical shell of baffle ring (1), threaded rod (7-2) rear end of described thread (7) passes cover plate (9) and is connected with first nut (9-1) on the cover plate (9), described unilateral bearing (2) is positioned at the cavity that the header board (7-1) by baffle ring (1) and thread (7) forms, described connecting axle (3) is pressed in the tube of baffle ring (1) to unilateral bearing (2) at the end, the described tube end, offer the through hole of internal diameter less than cylinder internal diameter, described connecting axle (3) one ends stretch out baffle ring (1) from through hole, the end that described connecting axle (3) stretches out baffle ring (1) has the section of being threaded, and the described section of being threaded has the screw thread of the threads engaged of the stop pin (15) that need extract with the outside.
2. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 1, it is characterized in that: the header board (7-1) of described thread (7) is for having the circular slab of screw hole, described header board (7-1) is welded to connect with threaded rod (7-2), and described header board (7-1) is fixedlyed connected by screw with the cylindrical shell of baffle ring (1).
3. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 1, it is characterized in that: described unilateral bearing (2) is a single direction thrust ball bearing, and the dead eye that described connecting axle (3) passes unilateral bearing (2) is pressed in the tube of baffle ring (1) with unilateral bearing (2) at the end.
4. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 1, it is characterized in that: described sleeve (8) front end is equipped with half (12), and described half (12) are half tubular.
5. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 1, it is characterized in that: described sleeve offers lightening hole on (8).
6. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 4 is characterized in that: offer lightening hole on described half (12).
7. a kind of wind-driven generator impeller stop pin Shaft drawer according to claim 1, it is characterized in that: the threaded rod (7-2) of described thread (7) is equipped with second nut (10), described second nut (10) is positioned at the rear end of first nut (9-1), described second nut (10) is connected with spanner, and described spanner is connected with the spanner extension rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020997 CN203077201U (en) | 2013-01-16 | 2013-01-16 | Wind driven generator impeller stop pin shaft pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320020997 CN203077201U (en) | 2013-01-16 | 2013-01-16 | Wind driven generator impeller stop pin shaft pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203077201U true CN203077201U (en) | 2013-07-24 |
Family
ID=48823075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320020997 Expired - Lifetime CN203077201U (en) | 2013-01-16 | 2013-01-16 | Wind driven generator impeller stop pin shaft pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203077201U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433889A (en) * | 2013-08-29 | 2013-12-11 | 上海清河机械有限公司 | Screw type disassembling tool |
| CN103433890A (en) * | 2013-08-30 | 2013-12-11 | 上海三一重机有限公司 | Pin pulling device for excavator |
| CN104308799A (en) * | 2014-10-20 | 2015-01-28 | 广西玉柴机器股份有限公司 | Crankshaft timing gear pulling device |
-
2013
- 2013-01-16 CN CN 201320020997 patent/CN203077201U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103433889A (en) * | 2013-08-29 | 2013-12-11 | 上海清河机械有限公司 | Screw type disassembling tool |
| CN103433890A (en) * | 2013-08-30 | 2013-12-11 | 上海三一重机有限公司 | Pin pulling device for excavator |
| CN103433890B (en) * | 2013-08-30 | 2016-08-10 | 上海三一重机有限公司 | A kind of excavator pin pulling out device |
| CN104308799A (en) * | 2014-10-20 | 2015-01-28 | 广西玉柴机器股份有限公司 | Crankshaft timing gear pulling device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203077201U (en) | Wind driven generator impeller stop pin shaft pulling device | |
| CN203092475U (en) | Fast-disassembling and fast-assembling tool for internal combustion engine cylinder sleeve | |
| CN103029099A (en) | Quick dismounting tool for cylinder sleeve of internal combustion engine and realization method thereof | |
| CN204424672U (en) | European cable plug head stripping attachment | |
| CN207548655U (en) | Transmission shaft tapered roller bearing internal ring extracting tool | |
| CN102330644A (en) | Wind wheel locking device for wind generating set | |
| CN202300866U (en) | Wind wheel locking device for wind driven generator set | |
| CN201632813U (en) | Built-in bearing puller | |
| CN207373078U (en) | A kind of Wind turbines wind wheel lock provision for disengagement | |
| CN204441791U (en) | Portable cable trench cover opening device | |
| CN207926383U (en) | Provision for disengagement for dismantling rotor and bearing block | |
| CN208693516U (en) | A kind of jenny ass obstetric apparatus | |
| CN201685222U (en) | Gear puller | |
| CN210938998U (en) | Wind generating set shaft coupling lock sleeve bolt fastening tool | |
| CN208961905U (en) | A kind of wind turbine pin pulling out device | |
| CN203417970U (en) | Pipe hole pulling tool | |
| CN207451278U (en) | Wire rod collects mechanism | |
| CN205178786U (en) | Collecting ring is drawn and is withdrawed from frock | |
| CN208867105U (en) | A kind of embedded bearing disassembling device | |
| CN206578766U (en) | A kind of bearing disassembling device | |
| CN212850171U (en) | External rotating shaft dismounting labor-saving hollow shaft motor | |
| CN205148204U (en) | Fluid coupling dismounting device | |
| CN102493971A (en) | Pin roll, hydraulic cylinder capable of inserting and/or drawing pin roll, and device capable of inserting and/or drawing pin roll | |
| CN202964554U (en) | Base lining detaching auxiliary tool for low pressure mold large lever | |
| CN209304031U (en) | A kind of quick-release arrangement of bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130724 |
|
| CX01 | Expiry of patent term |