CN219632053U - Main bearing grease cleaning device - Google Patents
Main bearing grease cleaning device Download PDFInfo
- Publication number
- CN219632053U CN219632053U CN202320620941.XU CN202320620941U CN219632053U CN 219632053 U CN219632053 U CN 219632053U CN 202320620941 U CN202320620941 U CN 202320620941U CN 219632053 U CN219632053 U CN 219632053U
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- CN
- China
- Prior art keywords
- oil
- grease
- bearing
- pipe
- cleaning device
- 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.)
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- 239000004519 grease Substances 0.000 title claims abstract description 65
- 238000004140 cleaning Methods 0.000 title claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 19
- 238000005086 pumping Methods 0.000 claims abstract description 18
- 239000003129 oil well Substances 0.000 claims abstract description 4
- 239000000945 filler Substances 0.000 claims abstract 5
- 238000011084 recovery Methods 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000002904 solvent Substances 0.000 abstract description 11
- 230000007246 mechanism Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 4
- 208000008918 voyeurism Diseases 0.000 description 6
- 108010066057 cabin-1 Proteins 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001839 endoscopy Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 244000144985 peep Species 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a main bearing grease cleaning device which comprises a bearing seat arranged at the upper part of a cabin, wherein a grease adding hole and a grease discharging hole are respectively formed in two sides of the bearing seat, the grease adding hole and the grease discharging hole are respectively connected with an oil pumping pipe and an oil filling pipe through connectors, an oil pump is arranged on the oil pumping pipe, and an oil filling pump is arranged on the oil filling pipe. Adopt above-mentioned technical scheme to make a main bearing grease belt cleaning device, through set up oil pipe, the oil-well pump that take out that the cooperation was used, the recycling bin structure, can take out the inside grease of bearing frame automatically, under the cooperation of oil filler pipe, oil filler pump and new oil drum, can last to add new cleaning solvent in the bearing frame, and this process can automatic operation, saved staff's physical power, reduced the operation degree of difficulty, form circulation wiper mechanism under the cooperation of above-mentioned structure, can carry out thorough cleaning treatment to the inside bearing of bearing frame, thereby can effectively guarantee bearing structure's result of use.
Description
Technical Field
The utility model relates to the technical field of bearing grease cleaning, in particular to a main bearing grease cleaning device.
Background
The replacement operation process of the grease of the main bearings of the xMW series wind turbine generators relates to high-altitude operation, electric operation and hoisting operation, and more difficult factors exist in the cleaning process of the grease of the main bearings. When the manual cleaning mode is adopted, the requirement of thorough cleaning operation of the main bearing is difficult to be met, and oil leakage phenomenon easily occurs in the operation process to pollute the engine room. Therefore, we propose a main bearing grease cleaning device.
Disclosure of Invention
In order to solve the above problems, the present utility model provides a main bearing grease cleaning device to solve the problems set forth in the background art.
The utility model relates to a main bearing grease cleaning device which comprises a bearing seat arranged at the upper part of a cabin, wherein a grease adding hole and a grease discharging hole are respectively formed in two sides of the bearing seat, the grease adding hole and the grease discharging hole are respectively connected with an oil pumping pipe and an oil filling pipe through connectors, an oil pump is arranged on the oil pumping pipe, and an oil filling pump is arranged on the oil filling pipe.
In the scheme, a bearing in the bearing seat is connected with a rotating shaft, the end part of the rotating shaft is connected with a gear box, and an elastic support is arranged on the lower side of the gear box.
In the scheme, threaded holes in threaded connection with the plugs are formed in the fat adding holes and the fat discharging holes.
In the above scheme, the connector includes external nut and screw thread section and the linkage segment of setting at its both ends.
In the scheme, the bottom ends of the oil pumping pipe and the oil filling pipe are respectively connected with a recovery barrel and a new oil barrel.
In the scheme, an oil receiving disc is arranged in the engine room, and plastic cloth is paved on the oil receiving disc.
The utility model has the advantages and beneficial effects that: the main bearing grease cleaning device provided by the utility model has the advantages that the structural design is simple and reasonable, the main bearing grease cleaning device has strong practicability, grease in the bearing seat can be automatically pumped out through the oil pumping pipe, the oil pump and the recycling bin structure which are matched for use, new cleaning solvent can be continuously added into the bearing seat under the matching of the oil pumping pipe, the oil pumping pump and the new oil bin, the process can be automatically operated, the physical strength of staff is saved, the operation difficulty is reduced, a cabin can be prevented from being polluted, a circulating cleaning mechanism is formed under the matching of the structure, the bearing in the bearing seat can be thoroughly cleaned, the use effect of the bearing structure can be effectively ensured, and the service life of the bearing mechanism is effectively prolonged.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of a bearing seat structure according to the present utility model.
Fig. 3 is a schematic view of a connector structure according to the present utility model.
In the figure: 1 cabin, 11 bearing frame, 12 pivot, 13 gear box, 14 elastic support, 15 fatting hole, 16 fat discharging hole, 17 end cap, 18 connector, 181 external nut, 182 screw thread section, 183 linkage section, 19 oil pumping pipe, 2 oil-well pump, 21 recovery bucket, 22 oil filling pipe, 23 oil filling pump, 24 new oil bucket, 25 oil receiving disc, 26 plastic cloth.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
As shown in fig. 1-3, the utility model relates to a main bearing grease cleaning device, which comprises a bearing seat 11 arranged at the upper part of a cabin 1, wherein a grease adding hole 15 and a grease discharging hole 16 are respectively formed at two sides of the bearing seat 11, the grease adding hole 15 and the grease discharging hole 16 are respectively connected with a grease pumping pipe 19 and a grease adding pipe 22 through a connector 18, the grease pumping pipe 19 is provided with a grease pump 2, and the grease adding pipe 22 is provided with a grease adding pump 23.
One end of the oil pipe is connected with the oil pump joint in a butt joint mode and is fastened by a clamp, the oil pipe is connected to an oil outlet of the oil pump after the butt joint is finished, the oil outlet end of the pipe is connected with a joint (G1 external threaded joint) of an upper oil filling pipe 22, and the joint is screwed into a peephole (respectively positioned in the directions of 2 o 'clock and 10 o' clock of a front end cover and 2 o 'clock and 10 o' clock of a rear end cover) of the bearing seat end cover. If no peephole model is available, the solvent can be injected using the fatliquoring hole 15.
One end of the other oil pipe is connected with the pump oil inlet, the other end is directly inserted into the oil drum, and the oil inlet pipe 22 of the oil filling pump 23 is connected with the oil pump interface and is in butt joint with the oil inlet/outlet of the new oil pump in the same way.
One end of an oil inlet of the oil pump 2 is connected with a connector 18 of a grease discharging hole 16, the connector of the grease discharging hole 16 is inserted into the position of the grease discharging hole 16 in the six-point direction of the bearing seat, and the other end of the oil pumping pipe 19 is connected into a recycling bin 21;
before the bottom plate of the bearing seat 11 is opened, an operator must make a complete set of anti-falling protection, and a large-area plastic film and rag must be paved below the bearing seat 11 to prevent flushing oil from polluting the cabin 1 and pay attention to the ventilation effect inside the cabin.
And (3) taking down the two plugs 17, connecting the outlet of the oil pump 23 to the peeping hole or the greasing hole 15 at the 2 o 'clock position of the front end cover at the wind wheel side, placing the oil inlet in the grease solvent in the new oil barrel 24, connecting the oil inlet of the oil pump 2 to the grease discharging hole 16 at the 6 o' clock position of the rear end cover, placing the oil outlet of the oil pumping pipe 19 in the recovery barrel 21, and plugging in a power supply.
Through setting up oil pumping pipe 19, oil-well pump 2, the recycling bin 21 structure that the cooperation was used, can be automatically take out the inside grease of bearing frame 11, under the cooperation of oil pipe 22, oil pump 23 and new oil drum 24, can last to add new cleaning solvent in the bearing frame 11, and this process can automatic operation, staff's physical power has been saved, the operation degree of difficulty has been reduced, can prevent to pollute cabin 1, form circulation wiper mechanism under the cooperation of above-mentioned structure, can carry out thorough cleaning treatment to the inside bearing of bearing frame 11, thereby can effectively guarantee bearing structure's result of use, effectively prolong bearing mechanism's life.
In the scheme, a bearing inside a bearing seat 11 is connected with a rotating shaft 12, front end covers and rear end covers are correspondingly arranged on two sides of the bearing seat 11, a gear box 13 is connected to the end of the rotating shaft 12, the rotating shaft 12 penetrates through the rear end covers to be in transmission connection with the bearing inside the bearing seat 11, an elastic support 14 is arranged on the lower side of the gear box 13, and the elastic support 14 can effectively guarantee the stability of a gear box 13 mechanism.
In the above scheme, threaded holes in which the greasing hole 15 and the grease discharging hole 16 are screwed with the plug 17 are formed, and external threads with the same size as the thread section 182 are formed on the plug 17.
In the above-mentioned scheme, the connector 18 includes an external nut 181 and threaded sections 182 and connecting sections 183 disposed at both ends thereof, and the connecting sections 183 are wound with raw rubber tape and plugged into the corresponding ends of the oil suction pipe 19 or the oil filling pipe 22 and fastened by iron wires or clips.
In the above scheme, the bottom ends of the oil pumping pipe 19 and the oil filling pipe 22 are respectively connected with a recovery barrel 21 and a new oil barrel 24.
In the above proposal, the oil receiving disc 25 is arranged in the engine room 1, and the plastic cloth 26 is laid on the oil receiving disc 25.
Working principle:
the main bearing grease cleaning device is concretely used by adopting the following steps:
1) And disassembling the passenger bridge ladder, and disassembling the sensor on the end cover.
2) The outlet of the oiling pump 23 is connected into the peeping hole or the greasing hole 15 at the 2 o' clock position of the front end cover at the wind wheel side, and the oil inlet is placed in the grease solvent in the new oil barrel 24. The oil inlet of the oil pump 2 is connected to the oil discharging hole 16 at the 6 o' clock position of the rear end cover, the oil outlet is arranged in the recovery barrel, and a power supply is inserted.
3) And (3) circularly flushing:
A. the gear box 13 is externally connected with a driving mechanism to drive the rotating shaft 12 to rotate, and the rotating speed of the main shaft of the fan is kept at 2-3 rpm;
B. firstly, a power supply of an oiling pump 23 is turned on, a barrel of grease solvent is added into the bearing seat 11, and the fan is kept running for 5min to fully mix the solvent with grease;
C. then the oil pump 2 is started to pump the waste oil out of the grease discharging port 16;
D. the extracted waste oil, if diluted, can be pumped into the bearing by the oil pump 23, and the above steps are repeated, and at least 5 cycles (about 30 min) are needed for each barrel of oil.
E. The method comprises the steps of respectively peeping a front end cover in the 2 o 'clock direction, peeping a rear end cover in the 10 o' clock direction, peeping a rear end cover in the 2 o 'clock direction, and injecting at least 2 barrels of solvent into the 10 o' clock direction peeping holes;
F. the cyclic flushing is repeated until 10 barrels of solvent are completely used up or the discharged solvent has higher transparency, which indicates that the internal grease is completely dissolved.
4) Endoscopy:
after the grease is completely dissolved, the rear end cover of the bearing seat 11 is opened, and the raceway and the roller are visually inspected and inspected by using a peep hole. Note that the end cap is hung on the spindle after being removed, and a rag pad is needed between the end cap and the spindle.
5) After the inspection is finished, the rear end cover is covered, the sealing lip is not damaged during installation, the spring in the seal is not ejected out of the sealing ring groove, and clean grease can be smeared between the gap of the roller and the roller path before the rear end cover is installed.
6) After the cap 17 of the cap and the grease discharging hole 16 are covered, new main bearing grease is added from the grease charging hole 15 of the bearing housing 11, and the total required grease charging amount inside the bearing is about 30Kg.
7) Installing a passenger bridge ladder and a sensor, running a fan, and checking whether the main bearing of the fan is abnormal;
8) There may be some amount of grease leaking from the seal during initial operation, which is normal, and the blower may clean the seal of grease once after 1-2 months of operation.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a main bearing grease belt cleaning device, includes bearing frame (11) of installing on cabin (1) upper portion, its characterized in that, fat liquoring hole (15) and grease discharging hole (16) have been seted up respectively to bearing frame (11) both sides, fat liquoring hole (15) and grease discharging hole (16) are connected with oil pumping pipe (19) and oil filler pipe (22) through connector (18) respectively, be provided with oil-well pump (2) on oil pumping pipe (19), be provided with oil filler pump (23) on oil filler pipe (22).
2. The main bearing grease cleaning device according to claim 1 is characterized in that a rotating shaft (12) is connected to a bearing inside the bearing seat (11), a gear box (13) is connected to the end portion of the rotating shaft (12), and an elastic support (14) is arranged on the lower side of the gear box (13).
3. The main bearing grease cleaning device according to claim 1, wherein threaded holes in threaded connection with the plug (17) are formed in the grease adding hole (15) and the grease discharging hole (16).
4. A main bearing grease cleaning apparatus according to claim 1, characterized in that the connecting head (18) comprises an outer nut (181) and threaded sections (182) and connecting sections (183) provided at both ends thereof.
5. The main bearing grease cleaning device according to claim 1 is characterized in that the bottom ends of the oil pumping pipe (19) and the oil filling pipe (22) are respectively connected with a recovery barrel (21) and a new oil barrel (24).
6. A main bearing grease cleaning device according to claim 1, characterized in that an oil receiving pan (25) is arranged in the nacelle (1), and that a plastic cloth (26) is laid on the oil receiving pan (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320620941.XU CN219632053U (en) | 2023-03-27 | 2023-03-27 | Main bearing grease cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320620941.XU CN219632053U (en) | 2023-03-27 | 2023-03-27 | Main bearing grease cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219632053U true CN219632053U (en) | 2023-09-05 |
Family
ID=87817039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320620941.XU Active CN219632053U (en) | 2023-03-27 | 2023-03-27 | Main bearing grease cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219632053U (en) |
-
2023
- 2023-03-27 CN CN202320620941.XU patent/CN219632053U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |