CN104773645A - Tool for lifting bearing end cover of permanent magnet directly-driven wind generator - Google Patents
Tool for lifting bearing end cover of permanent magnet directly-driven wind generator Download PDFInfo
- Publication number
- CN104773645A CN104773645A CN201510120979.0A CN201510120979A CN104773645A CN 104773645 A CN104773645 A CN 104773645A CN 201510120979 A CN201510120979 A CN 201510120979A CN 104773645 A CN104773645 A CN 104773645A
- Authority
- CN
- China
- Prior art keywords
- lifting
- bearing end
- end cover
- permanent magnet
- tool
- 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.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 230000005389 magnetism Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000725 suspension Substances 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 2
- 231100000817 safety factor Toxicity 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
- B66C1/122—Sling or load protectors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention provides a tool for lifting the bearing end cover of a permanent magnet directly-driven wind generator. The tool comprises a suspension ring, a plurality of steel wire ropes, and a lifting device; the upper end of the suspension ring is connected to a crane hook, the lower end of the suspension ring is connected to the lifting device through the steel wire ropes, and a bearing end cover is fixed on the lifting device. The provided tool can be used to install a bearing end cover in a small space, the application range of the tool is wide, and moreover, the tool can reduce the work strength, improve the production efficiency, and increase the safety coefficient.
Description
Technical Field
The invention belongs to the field of permanent magnet direct-drive wind driven generators, and particularly relates to a bearing end cover lifting tool for a permanent magnet direct-drive wind driven generator.
Background
The large permanent magnet direct-drive wind driven generator is a product with very high quality requirement, and a bearing as a core component is particularly heavy. In the installation process of the bearing, the inner ring and the outer ring of the bearing must be tightly pressed by the bearing end cover according to the technological requirements, so that the working clearance of the bearing when the generator runs is ensured. Therefore, the quality of the bearing end cover directly influences the effect of the generator after the bearing is installed, and further influences the operation effect on the tower of the generator. However, the existing lifting and mounting mode of the bearing end cover has the following difficulties: 1. the bearing assembly area space is narrow, and the lifting and the installation of the bearing end cover are difficult; 2. the bearing end cover is heavy, and an operator cannot lift the bearing end cover by hands; 3. if the hydraulic jack cannot jack the bearing end cover synchronously, the danger of the sliding of the bearing end cover exists.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a bearing end cover lifting tool for a permanent magnet direct-drive wind driven generator, which overcomes the defects and solves the problems of difficulty in lifting and mounting of the bearing end cover, high labor intensity, high risk and low production efficiency.
In order to solve the technical problem, the invention provides a permanent magnet direct-drive wind driven generator bearing end cover lifting tool which comprises a lifting ring, a plurality of steel wire ropes and a lifting device, wherein the upper end of the lifting ring is connected with a crane lifting hook, the lower end of the lifting ring is connected with the lifting device through the steel wire ropes, and a bearing end cover is fixed on the lifting device.
As a preferable scheme of the permanent magnet direct-drive wind turbine bearing end cover lifting tool, the lifting ring is of an annular structure.
As a preferable scheme of the permanent magnet direct-drive wind power generator bearing end cover lifting tool, the diameter of the steel wire rope is smaller than or equal to 8 mm.
As a preferable scheme of the permanent magnet direct-drive wind turbine bearing end cover lifting tool, the lifting device comprises a plurality of lifting sub-devices, one ends of the lifting sub-devices are provided with fixing holes, the other ends of the lifting sub-devices are provided with positioning pins, the positioning pins are matched with the mounting holes in the bearing end cover, when the bearing end cover is placed on the lifting sub-devices, the positioning pins are inserted into the mounting holes in the bearing end cover, and the steel wire ropes are fixed with the fixing holes.
As a preferable scheme of the permanent magnet direct-drive wind power generator bearing end cover lifting tool, the number of the lifting sub-devices is three, and the number of the steel wire ropes is matched with the number of the lifting sub-devices.
As a preferred scheme of the permanent magnet direct-drive wind power generator bearing end cover lifting tool, the three lifting sub-devices are arranged in an equilateral triangle shape.
As a preferable scheme of the permanent magnet direct-drive wind power generator bearing end cover lifting tool, the lifting tool further comprises a bolt, the length of the bolt is larger than the diameter of the fixing hole, and the steel wire rope penetrates through the fixing hole and is fixed with the bolt.
Compared with the prior art, the permanent magnet direct-drive wind driven generator bearing end cover lifting tool is suitable for mounting of bearing end covers in narrow space, has the advantages of being simple and convenient to operate, high in production efficiency, capable of saving manpower and the like, improves production efficiency, reduces labor intensity and improves safety factors.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein,
FIG. 1 is a schematic structural diagram of a bearing end cover of a permanent magnet direct-drive wind power generator according to the invention;
FIG. 2 is a schematic structural diagram of a bearing end cover lifting tool of a permanent magnet direct-drive wind turbine generator according to the invention;
FIG. 3 is a schematic structural diagram of a lifting sub-device of the lifting tool for the bearing end cover of the permanent magnet direct-drive wind turbine generator according to the invention in a front view; and,
fig. 4 is a schematic top view of a lifting sub-device of the lifting tool for the bearing end cover of the permanent magnet direct-drive wind turbine generator.
Wherein: 1 is a hanging ring, 2 is a steel wire rope, 3 is a lifting device, 31 is a lifting sub-device, 311 is a fixing hole, 312 is a positioning pin, 4 is a bearing end cover, 41 is a mounting hole, and 5 is a bolt.
Detailed Description
The invention relates to a bearing end cover lifting tool for a permanent magnet direct-drive wind driven generator, which comprises: comprises a lifting ring 1, a plurality of steel wire ropes 2 and a lifting device 3.
The present invention will be described in further detail with reference to specific embodiments in order to make the above objects, features and advantages more apparent and understandable.
First, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Next, the present invention is described in detail by using a schematic structural diagram, and for convenience of description, when the embodiment of the present invention is described in detail, the schematic diagram illustrating the structure of the bearing end cap lifting tool for the permanent-magnet direct-drive wind turbine is not partially enlarged according to a general scale, and the schematic diagram is only an example, and should not limit the protection scope of the present invention. In addition, the actual fabrication process should include three-dimensional space of length, width and depth.
Example one
Referring to fig. 1, fig. 1 is a schematic structural diagram of a bearing end cover of a permanent magnet direct-drive wind turbine generator according to the present invention. As shown in fig. 1, the permanent magnet direct-drive wind turbine bearing end cover lifting tool comprises a lifting ring 1, a plurality of steel wire ropes 2 and a lifting device 3, wherein the upper end of the lifting ring 1 is connected with a crane lifting hook (not shown), the lower end of the lifting ring 1 is connected with the lifting device 3 through the steel wire ropes 2, the lifting ring 1 is connected with the steel wire ropes 2 in a non-detachable installation mode, and a bearing end cover 4 is fixed on the lifting device 3.
In order to facilitate the connection of the crane hook and the hanging ring 1, the hanging ring 1 is of an annular structure.
The diameter of the steel wire rope is less than or equal to 8 mm.
With reference to fig. 1 and fig. 2 to 4, fig. 2 is a schematic structural diagram of a bearing end cover lifting tool for a permanent magnet direct-drive wind turbine generator, fig. 3 is a schematic structural diagram of a lifting sub-device of the bearing end cover lifting tool for the permanent magnet direct-drive wind turbine generator, and fig. 4 is a schematic structural diagram of a lifting sub-device of the bearing end cover lifting tool for the permanent magnet direct-drive wind turbine generator. As shown in fig. 3 and 4, the lifting device 3 includes a plurality of lifting sub-devices 31, one end of each lifting sub-device 31 is provided with a fixing hole 311, and the other end of each lifting sub-device 31 is provided with a positioning pin 312, as shown in fig. 1 and 2, the positioning pin 312 is matched with the mounting hole 41 on the bearing end cover 4, such as: the positioning pin 312 and the mounting hole 41 are in clearance fit, when the bearing end cover 4 is placed on the lifting sub-device 31, the positioning pin 312 is inserted into the mounting hole 41 of the bearing end cover 4, and the steel wire rope 2 is fixed with the fixing hole 311.
In one embodiment, as shown in fig. 2, the number of the lifting sub-devices 31 is three, and the number of the steel cables 2 matches the number of the lifting sub-devices 31. Preferably, in order to make the lifting device 3 more structurally sound, the three lifting sub-devices 31 are arranged in an equilateral triangle.
As shown in fig. 2, in an embodiment, the lifting tool further includes a bolt 5, a length of the bolt 5 is greater than a diameter of the fixing hole 311, and the steel wire rope 2 passes through the fixing hole 311 and is fixed to the bolt 5.
The principle of the invention is as follows: the hoisting ring 1 is connected with a crane hook, and then the connecting ring at the other end of the steel wire rope 2 is connected with the fixing hole 311 of the hoisting sub-device 31 through the bolt 312. The positioning pin 312 of the lifting sub-assembly 31 is matched with the mounting hole 41 of the bearing end cover 4. Finally, the crown block is lifted, and the bearing cap 4 is lifted and mounted on a bearing seat (not shown).
It should be understood by those skilled in the art that one of the features or objects of the present invention is to: the permanent magnet direct-drive wind power generator bearing end cover lifting tool can be suitable for mounting bearing end covers in narrow space, is widely applied, can reduce labor intensity, and improves production efficiency and safety factor.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a permanent magnetism directly drives aerogenerator bearing end cover and promotes frock which characterized by: the lifting device comprises a lifting ring, a plurality of steel wire ropes and a lifting device, wherein the upper end of the lifting ring is connected with a crane lifting hook, the lower end of the lifting ring is connected with the lifting device through the steel wire ropes, and a bearing end cover is fixed on the lifting device.
2. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 1, which is characterized in that: the rings are of an annular structure.
3. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 1, which is characterized in that: the diameter of the steel wire rope is less than or equal to 8 mm.
4. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 1, which is characterized in that: the lifting device comprises a plurality of lifting sub-devices, one end of each lifting sub-device is provided with a fixing hole, the other end of each lifting sub-device is provided with a positioning pin, the positioning pins are matched with the mounting holes in the bearing end covers, when the bearing end covers are placed on the lifting sub-devices, the positioning pins are inserted into the mounting holes in the bearing end covers, and the steel wire ropes are fixed with the fixing holes.
5. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 4, which is characterized in that: the number of the lifting sub-devices is three, and the number of the steel wire ropes is matched with the number of the lifting sub-devices.
6. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 5, which is characterized in that: the three lifting sub-devices are arranged in an equilateral triangle.
7. The bearing end cover lifting tool for the permanent magnet direct-drive wind driven generator as claimed in claim 4, which is characterized in that: the lifting tool further comprises a bolt, the length of the bolt is larger than the diameter of the fixing hole, and the steel wire rope penetrates through the fixing hole and is fixed with the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510120979.0A CN104773645A (en) | 2015-03-19 | 2015-03-19 | Tool for lifting bearing end cover of permanent magnet directly-driven wind generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510120979.0A CN104773645A (en) | 2015-03-19 | 2015-03-19 | Tool for lifting bearing end cover of permanent magnet directly-driven wind generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104773645A true CN104773645A (en) | 2015-07-15 |
Family
ID=53615465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510120979.0A Pending CN104773645A (en) | 2015-03-19 | 2015-03-19 | Tool for lifting bearing end cover of permanent magnet directly-driven wind generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104773645A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514343A (en) * | 2017-09-27 | 2017-12-26 | 江苏中车电机有限公司 | A kind of device for the upset of direct-drive permanent magnet wind power generator rolling bearing end cap |
| CN110526099A (en) * | 2019-09-27 | 2019-12-03 | 中船动力有限公司 | The head end box of marine diesel installs hoisting tool |
| CN113371590A (en) * | 2021-08-13 | 2021-09-10 | 南通普吉实业有限公司 | Windproof type hoisting lockset with high safety and stability |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201485177U (en) * | 2009-06-09 | 2010-05-26 | 巨力索具股份有限公司 | Bolt fixed hanger |
| CN102730541A (en) * | 2012-07-09 | 2012-10-17 | 大连机床(数控)股份有限公司 | A disc part lifting device |
| CN202744191U (en) * | 2012-06-05 | 2013-02-20 | 华锐风电科技(集团)股份有限公司 | Hanger for variable pitch bearing |
| CN202754687U (en) * | 2012-07-26 | 2013-02-27 | 国电联合动力技术(保定)有限公司 | Off-course brake disc lifting appliance |
| CN103010944A (en) * | 2013-01-17 | 2013-04-03 | 合肥熔安动力机械有限公司 | Lateral balancing lifting tool for large-scale rotary cylinder |
| CN202897791U (en) * | 2012-10-22 | 2013-04-24 | 唐山港集团股份有限公司 | Combined steel pipe dedicated lifting device |
| CN103241640A (en) * | 2012-02-02 | 2013-08-14 | 江苏群业电工有限公司 | Wire coil overturning hanger |
| CN203284044U (en) * | 2013-05-21 | 2013-11-13 | 马鞍山十七冶工程科技有限责任公司 | Lifting appliance for hollow light-weight wall plates |
| CN203319502U (en) * | 2013-06-04 | 2013-12-04 | 长沙方圆回转支承有限公司 | Novel lifting appliance for finish machining of slewing bearing raceways |
| CN203461677U (en) * | 2013-08-19 | 2014-03-05 | 山重建机(济宁)有限公司 | Centre connector hoisting hanger of small-sized excavator |
-
2015
- 2015-03-19 CN CN201510120979.0A patent/CN104773645A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201485177U (en) * | 2009-06-09 | 2010-05-26 | 巨力索具股份有限公司 | Bolt fixed hanger |
| CN103241640A (en) * | 2012-02-02 | 2013-08-14 | 江苏群业电工有限公司 | Wire coil overturning hanger |
| CN202744191U (en) * | 2012-06-05 | 2013-02-20 | 华锐风电科技(集团)股份有限公司 | Hanger for variable pitch bearing |
| CN102730541A (en) * | 2012-07-09 | 2012-10-17 | 大连机床(数控)股份有限公司 | A disc part lifting device |
| CN202754687U (en) * | 2012-07-26 | 2013-02-27 | 国电联合动力技术(保定)有限公司 | Off-course brake disc lifting appliance |
| CN202897791U (en) * | 2012-10-22 | 2013-04-24 | 唐山港集团股份有限公司 | Combined steel pipe dedicated lifting device |
| CN103010944A (en) * | 2013-01-17 | 2013-04-03 | 合肥熔安动力机械有限公司 | Lateral balancing lifting tool for large-scale rotary cylinder |
| CN203284044U (en) * | 2013-05-21 | 2013-11-13 | 马鞍山十七冶工程科技有限责任公司 | Lifting appliance for hollow light-weight wall plates |
| CN203319502U (en) * | 2013-06-04 | 2013-12-04 | 长沙方圆回转支承有限公司 | Novel lifting appliance for finish machining of slewing bearing raceways |
| CN203461677U (en) * | 2013-08-19 | 2014-03-05 | 山重建机(济宁)有限公司 | Centre connector hoisting hanger of small-sized excavator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107514343A (en) * | 2017-09-27 | 2017-12-26 | 江苏中车电机有限公司 | A kind of device for the upset of direct-drive permanent magnet wind power generator rolling bearing end cap |
| CN110526099A (en) * | 2019-09-27 | 2019-12-03 | 中船动力有限公司 | The head end box of marine diesel installs hoisting tool |
| CN110526099B (en) * | 2019-09-27 | 2024-04-05 | 中船动力有限公司 | Front end box installation lifting tool of marine diesel engine |
| CN113371590A (en) * | 2021-08-13 | 2021-09-10 | 南通普吉实业有限公司 | Windproof type hoisting lockset with high safety and stability |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103545751B (en) | Overhead transmission line ground wire optical fiber cable fitting changes support | |
| WO2020201237A3 (en) | Method of mounting a self-hoisting crane on a wind turbine and self-hoisting crane | |
| CN203128000U (en) | Hoisting device for direct-driven wind power generator set | |
| CN203372984U (en) | Beam body pulley turnover device | |
| CN104773645A (en) | Tool for lifting bearing end cover of permanent magnet directly-driven wind generator | |
| CN202785383U (en) | Cantilever hoisting device | |
| CN205222518U (en) | Outdoor equipment hoisting accessory | |
| CN202864675U (en) | Shaft-type part hoisting tool | |
| CN204980828U (en) | Hook rigging | |
| CN204125069U (en) | Safety of tower crane protects jacking system automatically | |
| CN215905681U (en) | Fan tower section of thick bamboo stands up and uses hoist and mount system | |
| CN205442452U (en) | Convenient hoisting accessory of substation equipment safety | |
| CN202474680U (en) | Ground wire lifting pulley yoke used on intermediate support of power transmission line | |
| CN203767879U (en) | Special tool for parts in cabin of hoisting machine | |
| CN202602173U (en) | Overhead line supporting tower line-releasing/tightening operation platform | |
| CN202657876U (en) | 110-kV circuit arrester hoisting structure | |
| CN203295025U (en) | Clamping tool for hoisting single H beam | |
| CN201298682Y (en) | transformer substrate isolating switch lifting appliance | |
| CN201619944U (en) | Sling instrument | |
| CN201952151U (en) | Blade fixing lifting tool for overhauling fan blades | |
| CN209455930U (en) | A kind of high stability tower section suspender | |
| CN106608596A (en) | Outdoor equipment lifting device | |
| CN203660838U (en) | Hoisting apparatus for motor end cap | |
| CN201554605U (en) | Wind turbine with folding arm crane | |
| CN202564854U (en) | Lifting appliance for power line maintenance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 224100 Yancheng City Dafeng Economic Development Zone, Jiangsu, No. 111 Jin Hai Road Applicant after: CSR JIANGSU MOTOR CO., LTD. Address before: 224100 No. 111, Jinhai Road, Dafeng Economic Development Zone, Jiangsu, Yancheng City Applicant before: Jiangsu CSR Electric Co., Ltd. |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150715 |
|
| RJ01 | Rejection of invention patent application after publication |