CN203431037U - Wind-driven generator bearing pulling device - Google Patents
Wind-driven generator bearing pulling device Download PDFInfo
- Publication number
- CN203431037U CN203431037U CN201320369865.6U CN201320369865U CN203431037U CN 203431037 U CN203431037 U CN 203431037U CN 201320369865 U CN201320369865 U CN 201320369865U CN 203431037 U CN203431037 U CN 203431037U
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- CN
- China
- Prior art keywords
- bearing
- positioning plate
- screw rod
- ring
- rod mounting
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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.)
- Expired - Lifetime
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/062—Dismounting of ball or roller bearings
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Wind Motors (AREA)
Abstract
The utility model relates to a wind-driven generator bearing pulling device. The wind-driven generator bearing pulling device comprises a positioning plate, three driving screw rods, a jacking plate and a jacking screw rod, wherein the positioning plate is circular, three first screw rod mounting holes are uniformly formed in the positioning plate, the inner diameter of the positioning plate is larger than the diameter of a rotating shaft of a generator at a plug-in mounting place and smaller than the outer diameter of an inner ring of a motor bearing, the positioning plate comprises a main plate body and a secondary plate body, the main plate body and the secondary plate body are respectively circular, the end parts of the main plate body and the secondary plate body are overlapped and connected in a detachable manner to form a circle, and a jacking and touching piece which can jack and touch the inner ring of the bearing in an axial direction is arranged on the main plate body; three second screw rod mounting holes corresponding to the first screw rod mounting holes are formed in the jacking plate; a smooth pre-jacking head is arranged at one end of the jacking screw rod. The wind-driven generator bearing pulling device is simple in structure and convenient to use, overall strength of the positioning plate is enhanced, bending deformation of the positioning plate owning to nonuniform stress is avoided, and the jacking and touching piece in a special design only applies a force to the inner ring of the bearing in operation, so that the condition that the bearing is damaged as the outer ring of the bearing is touched can be avoided.
Description
Technical field
The utility model belongs to wind-driven generator field, relates in particular to a kind of bearing of wind power generator and transports persons or goods by cart.
Background technique
The general mode of unloading of transporting persons or goods by cart that adopts of medium wind-driven generator is dismantled rolling bearing.Traditional extracting tool is for adopting positioning plate to add transporting persons or goods by cart of top lifting instrument, or three pieces type drawing sheet.
The instrument of transporting persons or goods by cart that positioning plate adds top lifting instrument structurally has certain defect, and its breach has reduced the bulk strength of plate, and the distribution mode of both sides screw causes discontinuity, and flexible distortion, has a negative impact to bearing drawing and disassembling.
The minimum thickness of the three pieces type positioning plate in three pieces type drawing sheet is 30mm, cannot fill in bearing inner side, can only move outer race to, in unloading process, can the outer race application of force be easy to bearing damage, cannot reuse.
Model utility content
Based on this, for above-mentioned technical problem, provide a kind of bearing of wind power generator to transport persons or goods by cart.
For solving the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of bearing of wind power generator is transported persons or goods by cart, and comprising:
Positioning plate, be used for being inserted into outside alternator shaft, and can contact in the axial inner side of motor bearings the interior ring of described bearing, described positioning plate is circular, three the first screw rod mounting holes on it, have been evenly arranged, and the internal diameter of described positioning plate is greater than described alternator shaft at the diameter at plug-in mounting place, be less than the external diameter of ring in described motor bearings, described positioning plate comprises mainboard body and subplate body, described mainboard body and subplate body are arc ring, both dismountable superimposed connections in end, form ring, described mainboard body is provided with and can axially contacting the part that contacts of bearing inner ring,
Three drive screws, for axially connecting described positioning plate and playing top board;
Play top board, for be arranged at the axial outside of described motor bearings by described three drive screws, which is provided with three second screw rod mounting holes corresponding with described the first screw rod mounting hole;
Top lifting screw rod, for rotating and driving the described top board side shifting outside axially that rises, its one end is provided with round and smooth pre-top.
The arc ring that described mainboard body is U-shaped, described subplate body is semicircular arc ring, both ends are superimposed, and be bolted, a first screw rod mounting hole in described three the first screw rod mounting holes is located on described mainboard body, and all the other two the first screw rod mounting holes are located at the superimposed place of described mainboard body and subplate body.
Describedly contact the boss that contacts that part is curved annular, it is with the axial outer side surface that is located in described mainboard body, the described internal diameter that contacts part is greater than described alternator shaft at the diameter at plug-in mounting place, and be less than the external diameter of described bearing inner ring, described in contact part external diameter be less than the internal diameter of the outer shroud of described bearing.
The internal diameter of described positioning plate and the diameter of described alternator shaft at plug-in mounting place differ 1mm.
The described axial thickness that contacts boss is 2mm.
The side of described mainboard body is provided with the thickening boss of a circle curved annular, and this thickening boss and described subplate body are suitable, and both amalgamations form ring.
The utility model is simple in structure, easy to use, by subplate body, carry out the breach on completion mainboard body, increased the bulk strength of positioning plate, and guaranteed the intensity of positioning plate at three stressed places of drive screw, avoided positioning plate because of unbalance stress bending deflection, simultaneously, the contacting part and time can only force on bearing inner ring in work of particular design, has avoided touching outer shroud and the situation of damaging bearing occurs.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments the utility model, be elaborated:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of positioning plate of the present utility model;
Fig. 3 is the partial enlarged drawing at A place in Fig. 1.
Embodiment
As Figure 1-3, a kind of bearing of wind power generator is transported persons or goods by cart, and comprises positioning plate 1100, three drive screws 1200, plays top board 1300 and top lifting screw rod 1400.
As shown in Figure 2, positioning plate 1100 is circular, three the first screw rod mounting holes on it, have been evenly arranged, and the internal diameter of positioning plate 1100 is greater than alternator shaft 2 at the diameter at plug-in mounting place, the external diameter that is less than ring 31 in motor bearings, particularly, the internal diameter of positioning plate 1100 and the diameter of alternator shaft 2 at plug-in mounting place differ 1mm, be the endoporus of positioning plate 1100 and the gap that alternator shaft 2 corresponding positions have a 0.5mm, can avoid positioning plate 1100 grazing rotating shaft surface when work.
Wherein, mainboard body 1120 be provided with can axially contact bearing 3 interior ring 31 contact part 1121, contact on interior ring 31 inner side surfaces that part 1121 only acts on motor bearings 3.
Particularly, the arc ring that mainboard body 1120 is U-shaped, subplate body 1130 is semicircular arc ring, both ends are superimposed, and be bolted, each superimposed place can connect by two bolts, and each superimposed portion of mainboard body 1120 and subplate body 1130 is provided with two suitable bolts hole 1140 respectively.
A first screw rod mounting hole 1110a in three the first screw rod mounting holes is located on mainboard body 1120, all the other two the first screw rod mounting hole 1110b are located at the superimposed place of mainboard body 1120 and subplate body 1130, need mainboard body 1120 and each superimposed portion of subplate body 1130 to have corresponding mounting hole.
Simultaneously, the outer ring, side of mainboard body 1120 arranges the thickening boss 1122 of a circle curved annular, this thickening boss 1122 is suitable with subplate body 1130, both capable assemblings form ring, the first screw rod mounting hole 1110a is arranged on this thickening boss 1122, two the first screw rod mounting hole 1110b that coordinate the superimposed place that is located at mainboard body 1120 and subplate body 1130, can guarantee the three stressed place of drive screw 1200 intensity, avoid bending deflection.
As shown in Figure 1 and Figure 3, to contact part 1121 be curved annular contacts boss, and it is with the axial outer side surface that is located in mainboard body 1120, and this axial thickness that contacts boss can be 2mm.Simultaneously, the internal diameter that contacts part 1121 is greater than alternator shaft 2 at the radius at plug-in mounting place, and be less than the external diameter of bearing inner ring 31, the external diameter that contacts part 1121 is less than the internal diameter of the outer shroud 32 of bearing 3, such size design, make to contact part 1121 and can only force on bearing inner ring 31 when work, avoided touching outer shroud 32 and the situation generation of damage bearing 3.
Three drive screws 1200 are at axial connected positioning plate 1100 and play top board 1300.
Play top board 1300 for be arranged at the axial outside of motor bearings 3 by three drive screws, which is provided with three second screw rod mounting holes corresponding with the first screw rod mounting hole.
Like this, the force bearing point of three drive screws 1200 is evenly distributed on to three places, drive screw 1200 can be used M24 instead simultaneously, and consider that subplate body 1130 is fixed on mainboard body 1120, by two stressed designs on mainboard body 1120 of drive screw 1200, guaranteed to draw the power of unloading evenly reliable herein.
Top lifting screw rod 1400 is for rotating and having driven top board 1300 side shifting outside axially, and its one end is provided with round and smooth pre-top 1310.
During use, first bearing 3 inner caps are pushed inward on earth, the mainboard body of positioning plate 1,100 1120 is inserted to bearing 3 inner sides, then subplate body 1130 is fixed on positioning plate, bolt must be tightened.Then, three drive screws 1200 are installed, then load onto top board 1300, the pre-top 1310 of top lifting screw rod 1400 has been withstood in advance to the end face of machine shaft 2, regulated the length of drive screw 1200, make it equal in length, estimated top board 1300 positions, made top board 1300 vertical with drive screw 1200, guaranteed that top board 1300 is parallel with bearing face simultaneously, last uniform rotation top lifting screw rod 1400, leaves behind bearing 3.
But, those of ordinary skill in the art will be appreciated that, above embodiment is only for the utility model is described, and be not used as restriction of the present utility model, as long as within the scope of connotation of the present utility model, to the above embodiment's variation, modification, all will drop within the scope of claims of the present utility model.
Claims (6)
1. a bearing of wind power generator is transported persons or goods by cart, and it is characterized in that, comprising:
Positioning plate, be used for being inserted into outside alternator shaft, and can contact in the axial inner side of motor bearings the interior ring of described bearing, described positioning plate is circular, three the first screw rod mounting holes on it, have been evenly arranged, and the internal diameter of described positioning plate is greater than described alternator shaft at the diameter at plug-in mounting place, be less than the external diameter of ring in described motor bearings, described positioning plate comprises mainboard body and subplate body, described mainboard body and subplate body are arc ring, both dismountable superimposed connections in end, form ring, described mainboard body is provided with and can axially contacting the part that contacts of bearing inner ring,
Three drive screws, at axial connected positioning plate and play top board;
Play top board, for be arranged at the axial outside of described motor bearings by described three drive screws, which is provided with three second screw rod mounting holes corresponding with described the first screw rod mounting hole;
Top lifting screw rod, for rotating and driving the described top board side shifting outside axially that rises, its one end is provided with round and smooth pre-top.
2. a kind of bearing of wind power generator according to claim 1 is transported persons or goods by cart, it is characterized in that, the arc ring that described mainboard body is U-shaped, described subplate body is semicircular arc ring, both ends are superimposed, and be bolted, a first screw rod mounting hole in described three the first screw rod mounting holes is located on described mainboard body, and all the other two the first screw rod mounting holes are located at the superimposed place of described mainboard body and subplate body.
3. a kind of bearing of wind power generator according to claim 1 and 2 is transported persons or goods by cart, it is characterized in that, describedly contact the boss that contacts that part is curved annular, it is with the axial outer side surface that is located in described mainboard body, the described internal diameter that contacts part is greater than described alternator shaft at the diameter at plug-in mounting place, and be less than the external diameter of described bearing inner ring, described in contact part external diameter be less than the internal diameter of the outer shroud of described bearing.
4. a kind of bearing of wind power generator according to claim 3 is transported persons or goods by cart, and it is characterized in that, the internal diameter of described positioning plate and the diameter of described alternator shaft at plug-in mounting place differ 1mm.
5. a kind of bearing of wind power generator according to claim 4 is transported persons or goods by cart, it is characterized in that, described in contact boss axial thickness be 2mm.
6. a kind of bearing of wind power generator according to claim 5 is transported persons or goods by cart, and it is characterized in that, the side of described mainboard body is provided with the thickening boss of a circle curved annular, and this thickening boss and described subplate body are suitable, and both amalgamations form ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369865.6U CN203431037U (en) | 2013-06-26 | 2013-06-26 | Wind-driven generator bearing pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320369865.6U CN203431037U (en) | 2013-06-26 | 2013-06-26 | Wind-driven generator bearing pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203431037U true CN203431037U (en) | 2014-02-12 |
Family
ID=50060075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320369865.6U Expired - Lifetime CN203431037U (en) | 2013-06-26 | 2013-06-26 | Wind-driven generator bearing pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203431037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763231A (en) * | 2016-11-29 | 2017-05-31 | 江苏万达特种轴承有限公司 | Disposed thread adjustable type composite bearing |
| CN107355480A (en) * | 2017-09-06 | 2017-11-17 | 广西玉柴机器股份有限公司 | Pull out flywheel bearing device |
-
2013
- 2013-06-26 CN CN201320369865.6U patent/CN203431037U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763231A (en) * | 2016-11-29 | 2017-05-31 | 江苏万达特种轴承有限公司 | Disposed thread adjustable type composite bearing |
| CN107355480A (en) * | 2017-09-06 | 2017-11-17 | 广西玉柴机器股份有限公司 | Pull out flywheel bearing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |