CN204003290U - Threading pipes of wind generating set supporting structure - Google Patents
Threading pipes of wind generating set supporting structure Download PDFInfo
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- CN204003290U CN204003290U CN201420416087.6U CN201420416087U CN204003290U CN 204003290 U CN204003290 U CN 204003290U CN 201420416087 U CN201420416087 U CN 201420416087U CN 204003290 U CN204003290 U CN 204003290U
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Abstract
The utility model discloses a kind of threading pipes of wind generating set supporting structure, described penetration pipe passes from the hollow main shaft endoporus of wind power generating set, and this penetration pipe supporting structure comprises sleeve pipe, at least three screw rods and is sleeved on the supporting foot on each screw rod; Described casing pipe sleeve is contained on penetration pipe, and described each screw rod is arranged on sleeve pipe and along the radially setting of sleeve pipe, is equipped with one and described supporting foot can be pushed against to the pressure exerting arrangement on described hollow main shaft endoporus wall on described each screw rod.Described pressure exerting arrangement comprises spring and the nut of exerting pressure, described in the nut of exerting pressure be screwed on screw rod, described spring housing is contained on described screw rod and at described supporting foot and exerts pressure between nut.Described pressure exerting arrangement also comprises locking nut, and described locking nut is screwed on the below of the nut of exerting pressure on screw rod and described in being positioned at.The utility model has support, damping and radial displacement compensate function to penetration pipe, has effectively prevented that penetration pipe from rupturing at weakness, simple in structure, easy for installation.
Description
Technical field
The utility model relates to a kind of support device of cable penetration pipe, particularly relates to a kind of support device of wind power generating set cable penetration pipe, belongs to technical field of wind power generation.
Background technique
Wind power generating set is that the impeller by rotating becomes mechanical energy by wind energy transformation, and mechanical energy passes to generator by Transmitted chains system again, is finally converted into a kind of device of electric energy.The variable blade control system that is arranged in axial fan hub comprises that three overlap independently servo driver, pitch motor, reserve battery cabinet and miscellaneous part are as limit switch, encoder and electric closet etc., according to the pitch angle instruction of blower fan master controller, complete to carry out and become oar operation, and non-security in the situation that, as lost communication with blower fan master control, excessive and the electric network fault of wind-force etc. completes the action of putting away the oars fast, the communication of variable blade control system, it is through penetration pipe, to be connected with cabin cabinet with cable by slip ring that electric power is carried, penetration pipe is for protecting variable blade control system communication line, the protective gear of power circuit.
Megawatt fan penetration pipe is crossed over main shaft and speedup box conventionally, and by speedup box rear portion slip ring, the cable of rotation is converted into static cable and is connected with cabin cabinet.Because penetration pipe length is long, caliber is less; thereby total is flexible larger; unit is in running, and penetration pipe rotates with main transmission, and penetration pipe two ends fixed position easily causes stress to concentrate; under the effect of long-time fatigue load; easily rupture in fixed position, penetration pipe two ends, after fracture, penetration pipe is directly taken on cable, and the weight of pipe relies on cable to bear completely; until compound cable exocuticle is worn damage, and then causes short circuit or ground fault and shut down.In addition, the neutral position of penetration pipe is without any fixing, and penetration pipe span is large, and rocking of producing in unit running process is also large, by the long-term impulsive load frequently of rocking generation, in the weakest link, easily produces fatigue damage until fracture.
Chinese utility model patent ZL201120440936.8 discloses a kind of penetration pipe fixed structure, it comprises main shaft, gear-box lower velocity shaft, heat-shrink tube, foaming tube and penetration pipe, main shaft is hollow-core construction, penetration pipe passes in the hollow-core construction of main shaft, main shaft one end is gear-box lower velocity shaft, and the two ends of penetration pipe are respectively equipped with heat-shrink tube, and the hollow-core construction two ends of main shaft are provided with foaming tube, penetration pipe is through foaming tube, and foaming tube is fixed together penetration pipe and main shaft.This penetration pipe fixed structure can be fixed cable and rotary component, reduce the infringement that is wound around wearing and tearing, but also there is at work the defect of following two aspects: on the one hand, the damping force that foaming tube provides is fixed, and it is unadjustable, and, foaming tube in use for some time, is affected by the factors such as moisture, greasy dirt, and permanent deformation easily occurs, can not be close on penetration pipe, thereby greatly reduce damping and support effect; On the other hand, the foam material difficulty of finding suitable telescopicing performance is larger, and experimentation cost is higher.
Summary of the invention
The technical problems to be solved in the utility model is to overcome the deficiencies in the prior art, a kind of like this threading pipes of wind generating set supporting structure is provided, it not only has support, damping and radial displacement compensate function, can effectively prevent that penetration pipe from rupturing at weakness, and simple in structure, easy for installation.
For solving the problems of the technologies described above, the utility model adopts a kind of like this threading pipes of wind generating set supporting structure, described penetration pipe passes from the hollow main shaft endoporus of wind power generating set, and this penetration pipe supporting structure comprises sleeve pipe, at least three screw rods and is sleeved on the supporting foot on each screw rod; Described casing pipe sleeve is contained on described penetration pipe, and described each screw rod is arranged on described sleeve pipe and along the radially setting of sleeve pipe, is equipped with one and described supporting foot can be pushed against to the pressure exerting arrangement on described hollow main shaft endoporus wall on described each screw rod.
As a kind of preferred implementation of the present utility model, described pressure exerting arrangement comprises spring and the nut of exerting pressure, described in the nut of exerting pressure be screwed on screw rod, described spring housing is contained on described screw rod and at described supporting foot and exerts pressure between nut.
In the utility model, described pressure exerting arrangement also comprises locking nut, and described locking nut is screwed on the below of the nut of exerting pressure on screw rod and described in being positioned at.
In the utility model, on described sleeve pipe, be provided with at least three screws that are disposed radially, described each screw rod is screwed in described screw, and by set screw nut, each screw rod is fixedly mounted on sleeve pipe.
In the utility model, the described supporting foot profiling pin that preferably outer side surface is arc surface.
Adopt after said structure, the utlity model has following beneficial effect:
The utility model provides support power by the laminating of supporting foot and inner hole of spindle wall, and the utility model is realized damping and radial displacement compensate function by supporting foot being applied to certain elasticity pretightening force.The utility model has effectively prevented that penetration pipe from rupturing at weakness.
The utility model is simple in structure, and component are standard piece, low cost of manufacture.
The utility model is easy for installation, easy to implement.
The utility model volume is little, lightweight, does not take cabin installing space.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is a kind of structural representation of the utility model threading pipes of wind generating set supporting structure.
Fig. 2 is along the cross-sectional schematic of A-A line in Fig. 1.
Fig. 3 is that the utility model is arranged on a kind of structural representation in hollow main shaft endoporus.
Fig. 4 is along the cross-sectional schematic of B-B line in Fig. 3.
Embodiment
Referring to a kind of threading pipes of wind generating set supporting structure shown in Fig. 1 to Fig. 4, described penetration pipe 9 passes from hollow main shaft 4 endoporus of wind power generating set, and this penetration pipe supporting structure comprises sleeve pipe 1, at least three screw rods 2 and is sleeved on the supporting foot 3 on each screw rod 2; Described sleeve pipe 1 is sleeved on described penetration pipe 9, this sleeve pipe 1 is preferably locked on penetration pipe 9 by least one Cock screw 10, described each screw rod 2 is arranged on described sleeve pipe 1 and along the radially setting of sleeve pipe 1, is equipped with a pressure exerting arrangement that described supporting foot 3 can be pushed against on described hollow main shaft 4 endoporus wall 4-1 on described each screw rod 2.
In the utility model, as shown in Figure 1,3, described screw rod 2 is preferably three, certainly, also can be four or the six roots of sensation etc.
As a kind of preferred implementation of the present utility model, as shown in Figures 1 to 4, described pressure exerting arrangement comprises spring 5 and the nut 6 of exerting pressure, described in the nut 6 of exerting pressure be screwed on screw rod 2, described spring 5 is sleeved on described screw rod 2 and at described supporting foot 3 and exerts pressure between nut 6.
Pressure exerting arrangement of the present utility model also can adopt other structure, for example, changes spring 5 into elastic caoutchouc part, and other structure is identical with the first mode of execution.Or, supporting foot 3 is adopted to elastic caoutchouc parts, pressure exerting arrangement only adopts the nut 6 of exerting pressure, thereby directly goes up with the elastic support pin 3 endoporus wall 4-1 that supporting foot 3 is pushed against to hollow main shaft 4 that offsets by the nut 6 of exerting pressure, not shown in the figures.
In the utility model, as shown in Figures 1 to 4, described pressure exerting arrangement preferably also comprises locking nut 7, and described locking nut 7 is screwed on the below of the nut 6 of exerting pressure on screw rod 2 and described in being positioned at.
In the utility model, as shown in Figure 2,4, on described sleeve pipe 1, be provided with at least three screw 1-1 that are disposed radially, described each screw rod 2 is screwed in described screw 1-1, and by set screw nut 8, each screw rod 2 is fixedly mounted on sleeve pipe 1.Screw 1-1 of the present utility model is preferably uniform along the outer peripheral surface of sleeve pipe 1.
Thereby each screw rod 2 of the present utility model also can be fixedly mounted on sleeve pipe 1 by welding.
In the utility model, as shown in Figures 1 to 4, the described supporting foot 3 profiling pin that preferably outer side surface is arc surface, when mounted, the endoporus wall 4-1 of described arc surface and hollow main shaft 4 fits.
Installation process of the present utility model is as follows: sleeve pipe 1 is fixed on penetration pipe 9 by Cock screw 10, while adjusting each screw rod 2 to the endoporus wall 4-1 of contiguous hollow main shaft 4, then nut 8 is tightened, the locking function of realization to screw rod 2, rotate afterwards nut 6 Compress Springs 5 of exerting pressure, endoporus wall 4-1 from supporting foot 3 tops to hollow main shaft 4, wait the lower end surface distance of exert pressure nut 6 upper-end surfaces and supporting foot 3, stop during for 30mm, the axial force that now Compress Spring 5 produces is 150Nm, by the exert pressure reduction length of 6 pairs of springs 5 of nut of adjustment, can apply to supporting foot 3 axial force of 0-250Nm, then locking nut 7 upper-end surfaces are threaded to nut 6 lower end surfaces of exerting pressure, use two solid wrenchs, oppositely firmly, force tight two nuts, realize locking functions.Auxiliary force by means of main shaft inwall passes to sleeve pipe 1 by supporting foot 3 and screw rod 2 like this, then passes to penetration pipe 9 by sleeve pipe 1, realizes the support function to penetration pipe 9.
Through on probation, when wind power generating set is moved, due to the existence of this supporting structure, penetration pipe is flexible has obtained very large improvement, has reduced the stressed of penetration pipe structural weak ring, the working life of greatly having improved penetration pipe.
Claims (5)
1. a threading pipes of wind generating set supporting structure, described penetration pipe (9) passes from hollow main shaft (4) endoporus of wind power generating set, it is characterized in that: this penetration pipe supporting structure comprises sleeve pipe (1), at least three screw rods (2) and is sleeved on the supporting foot (3) on each screw rod (2); Described sleeve pipe (1) is sleeved on described penetration pipe (9), it is upper and along the radially setting of sleeve pipe (1) that described each screw rod (2) is arranged on described sleeve pipe (1), is equipped with one and described supporting foot (3) can be pushed against to the pressure exerting arrangement on described hollow main shaft (4) endoporus wall (4-1) on described each screw rod (2).
2. threading pipes of wind generating set supporting structure according to claim 1, it is characterized in that: described pressure exerting arrangement comprises spring (5) and the nut of exerting pressure (6), it is upper that the described nut of exerting pressure (6) is screwed on screw rod (2), and described spring (5) is sleeved on described screw rod (2) above and is positioned between described supporting foot (3) and the nut of exerting pressure (6).
3. threading pipes of wind generating set supporting structure according to claim 2, is characterized in that: described pressure exerting arrangement also comprises locking nut (7), and described locking nut (7) is screwed on screw rod (2) above and described in being positioned at, exerts pressure the below of nut (6).
4. threading pipes of wind generating set supporting structure according to claim 1, it is characterized in that: on described sleeve pipe (1), be provided with at least three screws that are disposed radially (1-1), described each screw rod (2) is screwed in described screw (1-1), and by set screw nut (8), each screw rod (2) is fixedly mounted on sleeve pipe (1).
5. according to the threading pipes of wind generating set supporting structure described in any one in claim 1 to 4, it is characterized in that: described supporting foot (3) is that outer side surface is the profiling pin of arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416087.6U CN204003290U (en) | 2014-07-28 | 2014-07-28 | Threading pipes of wind generating set supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416087.6U CN204003290U (en) | 2014-07-28 | 2014-07-28 | Threading pipes of wind generating set supporting structure |
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| CN204003290U true CN204003290U (en) | 2014-12-10 |
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| CN201420416087.6U Active CN204003290U (en) | 2014-07-28 | 2014-07-28 | Threading pipes of wind generating set supporting structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927794A (en) * | 2016-06-29 | 2016-09-07 | 何鸣 | Bearing assembly for pipeline installation |
| CN107917049A (en) * | 2017-11-15 | 2018-04-17 | 江苏华纳环保科技有限公司 | A kind of wind power generating set kuppe internal stent mounting structure |
| CN107978397A (en) * | 2017-12-29 | 2018-05-01 | 重庆腾盛电线电缆有限公司 | A kind of buncher bunch plate for preventing harness friction |
| CN108008074A (en) * | 2017-11-29 | 2018-05-08 | 重庆昌兴塑胶有限责任公司 | Plastic film capicitor cavity detection device |
| CN109127963A (en) * | 2018-08-06 | 2019-01-04 | 中交第公路工程局有限公司 | Sextuple steel reinforcement cage supports adjustment mechanism |
| CN109605077A (en) * | 2018-12-18 | 2019-04-12 | 安徽省旌德旌峰机械制造有限公司 | A kind of xenogenesis tubing automatic processing device and processing method |
| CN109623434A (en) * | 2018-12-18 | 2019-04-16 | 安徽省旌德旌峰机械制造有限公司 | A kind of xenogenesis tubular object extruding equipment and processing method |
| CN113852238A (en) * | 2021-09-28 | 2021-12-28 | 西安中车永电捷力风能有限公司 | Integrated threading pipe support for wind driven generator |
-
2014
- 2014-07-28 CN CN201420416087.6U patent/CN204003290U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927794A (en) * | 2016-06-29 | 2016-09-07 | 何鸣 | Bearing assembly for pipeline installation |
| CN107917049A (en) * | 2017-11-15 | 2018-04-17 | 江苏华纳环保科技有限公司 | A kind of wind power generating set kuppe internal stent mounting structure |
| CN108008074A (en) * | 2017-11-29 | 2018-05-08 | 重庆昌兴塑胶有限责任公司 | Plastic film capicitor cavity detection device |
| CN108008074B (en) * | 2017-11-29 | 2020-06-02 | 重庆昌兴塑胶有限责任公司 | Plastic corrugated pipe hole detection device |
| CN107978397A (en) * | 2017-12-29 | 2018-05-01 | 重庆腾盛电线电缆有限公司 | A kind of buncher bunch plate for preventing harness friction |
| CN109127963A (en) * | 2018-08-06 | 2019-01-04 | 中交第公路工程局有限公司 | Sextuple steel reinforcement cage supports adjustment mechanism |
| CN109605077A (en) * | 2018-12-18 | 2019-04-12 | 安徽省旌德旌峰机械制造有限公司 | A kind of xenogenesis tubing automatic processing device and processing method |
| CN109623434A (en) * | 2018-12-18 | 2019-04-16 | 安徽省旌德旌峰机械制造有限公司 | A kind of xenogenesis tubular object extruding equipment and processing method |
| CN113852238A (en) * | 2021-09-28 | 2021-12-28 | 西安中车永电捷力风能有限公司 | Integrated threading pipe support for wind driven generator |
| CN113852238B (en) * | 2021-09-28 | 2022-09-09 | 西安中车永电捷力风能有限公司 | Integrated threading pipe support for wind driven generator |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 213164 Jiangsu province Changzhou Fenglin Wujin high tech Industrial Development Zone, Road No. 199-1 Patentee after: Jiangsu New United Heavy Industry Science & Technology Co., Ltd. Address before: 213164 Jiangsu city of Changzhou province were Wujin high tech Industrial Development Zone, Road No. 68 Patentee before: Jiangsu New United Heavy Industry Science & Technology Co., Ltd. |