CN105065175A - Oil stopping mechanism of turbine guide bearing - Google Patents
Oil stopping mechanism of turbine guide bearing Download PDFInfo
- Publication number
- CN105065175A CN105065175A CN201510574602.2A CN201510574602A CN105065175A CN 105065175 A CN105065175 A CN 105065175A CN 201510574602 A CN201510574602 A CN 201510574602A CN 105065175 A CN105065175 A CN 105065175A
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- China
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- main shaft
- gear oil
- machine structure
- oil machine
- water pilot
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- 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
- Y02E10/20—Hydro energy
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Abstract
The invention belongs to the technical field of bearing parts, and particularly relates to an oil stopping mechanism of a turbine guide bearing. The oil stopping mechanism of the turbine guide bearing comprises a cylindrical body which is arranged at a main shaft provided with a shaft collar and located in an annular space formed between the main shaft and the shaft collar, the main shaft is fixed on a main shaft seat, the bearing arranged on the shaft collar in a sleeving mode is arranged between the main shaft and the main shaft seat, and the bearing is rotatably connected with the main shaft. The oil stopping mechanism of the turbine guide bearing is characterized in that the body is provided with a pressure forming structure which can form positive pressure to prevent lubricating oil from running off when the main shaft is rotated. The oil stopping mechanism of the turbine guide bearing has the advantages that the pressure forming structure can form the positive pressure on the main shaft, therefore, the lubricating oil is prevented from leaking, the oil stopping effect is good, the overall design is reasonable, and the structure is simple; the lubricating oil can be contained in a spiral groove in the rotating process of the main shaft, therefore, the lubricating oil leakage is reduced, and the oil stopping effect is good; the oil stopping mechanism is beneficial for the lubricating oil to be evenly distributed on the surface of the main shaft, and lubricating is facilitated.
Description
Technical field
The invention belongs to bearing part technical field, especially relate to a kind of water pilot bearing gear oil machine structure.
Background technique
Water guide shoe can bear the radial force of hydraulic turbine main shaft, is the bearing that main shaft can be made to keep central position.Be widely used in turbine-generator units, large pump, cement grinding mill, ball grinder bush, the fields such as ship machinery.Water guide shoe bearing oil blocking barrel of the prior art can give birth to the oil stopping fluctuation when fluctuating by fry dried food ingredients in oil groove, does not allow oil cross oil blocking barrel and spills.But it is good not enough to keep off oily effect, and oil still easily spills, in addition, lubricant oil is even not in bearing surface distribution, is unfavorable for lubrication.
In order to improve prior art, people have carried out long-term exploration, propose various solution.Such as, Chinese patent literature discloses a kind of water turbine detachable liner bearing oil blocking barrel structure [application number: CN201320082157.4], this structure comprise be arranged at main shaft and main shaft axle lead between oil blocking barrel, outside oil blocking barrel, upper end position is provided with regulation loop.
Although such scheme to some extent solves the deficiencies in the prior art, it is good not enough to keep off oily effect, and oil still easily spills, and in addition, lubricant oil is even not in bearing surface distribution, and be unfavorable for lubrication, global design is reasonable not enough.
Summary of the invention
The object of the invention is for the problems referred to above, provide a kind of reasonable in design, the water pilot bearing gear oil machine structure that structure is simple, gear oil is effective.
For achieving the above object, present invention employs following technical proposal: this water pilot bearing gear oil machine structure, comprise be arranged on have axle neck main shaft place and main shaft and axle neck between formed annular space in cylindrical body, described main shaft to be fixed on main shaft seat and to be provided with the bearing be placed on outside axle neck between main shaft and main shaft seat, described bearing is connected with main axis, described is characterized in that, described body is provided with and can forms malleation when the shaft rotates thus the pressure initiation structure preventing lubricant oil to run off.Described pressure initiation structure forms malleation to main shaft, namely as the spindle turns, because body is provided with spiral groove, main shaft and spiral groove relatively rotate, thus make the gap mineralization pressure between main shaft and body prevent lubricant oil from spilling, gear oil is effective, and global design is reasonable, and structure is simple.
In above-mentioned water pilot bearing gear oil machine structure, described pressure initiation vibrational power flow is outside body, and pressure initiation structure and axle are led between inwall and had gap.
In above-mentioned water pilot bearing gear oil machine structure, described pressure initiation structure comprises the some spiral grooves be parallel to each other be arranged on outside body.Lubricant oil can be contained in spiral groove in main axis process, thus minimizing lubricant oil spills, and gear oil is effective; In addition, be also beneficial to lubricant oil and be uniformly distributed on main shaft surface, be beneficial to lubrication.
In above-mentioned water pilot bearing gear oil machine structure, be fixed with some arranged in parallel and spiral raised lines outside described body, before two raised lines be disposed adjacent, form the spiral groove described in.
In above-mentioned water pilot bearing gear oil machine structure, described raised line is fixed on body by position structure.
In above-mentioned water pilot bearing gear oil machine structure, described position structure comprises some positioning screwns along raised line genesis analysis, and described positioning screwn is sunk screw.
In above-mentioned water pilot bearing gear oil machine structure, described raised line and body are connected as a single entity structure.
In above-mentioned water pilot bearing gear oil machine structure, described body is made up of steel, and described raised line is made up of aluminium.
In above-mentioned water pilot bearing gear oil machine structure, between described body upper end and annular space upper end, leave spacing.
In above-mentioned water pilot bearing gear oil machine structure, it is outer and form annular disk in body underpart that described body lower end extends to annular space.
In above-mentioned water pilot bearing gear oil machine structure, the inner side surface of described bearing is provided with wearing layer, and described wearing layer is made up of Babbitt.
Compared with prior art, the advantage of this water pilot bearing gear oil machine structure is: first, described pressure initiation structure forms malleation to main shaft, namely as the spindle turns, because body is provided with spiral groove, main shaft and spiral groove relatively rotate, thus make the gap mineralization pressure between main shaft and body prevent lubricant oil from spilling, gear oil is effective, and global design is reasonable, and structure is simple.The second, lubricant oil can be contained in spiral groove in main axis process, thus minimizing lubricant oil spills, and gear oil is effective.3rd, be beneficial to lubricant oil and be uniformly distributed on main shaft surface, be beneficial to lubrication.
Accompanying drawing explanation
Fig. 1 is structural representation provided by the invention.
Fig. 2 is sectional view provided by the invention.
In figure, axle neck 1, main shaft 2, annular space 3, body 4, pressure initiation structure 5, bearing 6, spiral groove 7, raised line 8, main shaft seat 9, positioning screwn 10, spacing 11, annular disk 12.
Embodiment
Embodiment
As shown in Figure 1-2, this water pilot bearing gear oil machine structure comprises main shaft 2 place being arranged on and having axle neck 1 and cylindrical body 4 in the annular space 3 formed between main shaft 2 and axle neck 1, described main shaft 2 to be fixed on main shaft seat 9 and to be provided with the bearing 6 be placed on outside axle neck 1 between main shaft 2 and main shaft seat 9, described bearing 6 is rotationally connected with main shaft 2, described is characterized in that, described body 4 is provided with and can forms malleation thus the pressure initiation structure 5 preventing lubricant oil to run off when main shaft 2 rotates.Pressure initiation structure 5 pairs of main shafts 2 form malleation, namely when main shaft 2 rotates, because body 4 is provided with spiral groove 7, main shaft 2 and spiral groove 7 relatively rotate, thus make the gap mineralization pressure between main shaft 2 and body 4 prevent lubricant oil from spilling, gear oil is effective, and global design is reasonable, and structure is simple.
Wherein, pressure initiation structure 5 is arranged on outside body 4, and pressure initiation structure 5 and axle are led between 1 inwall and had gap.More particularly, pressure initiation structure 5 comprises the some spiral grooves 7 be parallel to each other be arranged on outside body 4.Lubricant oil can be contained in spiral groove 7 in main shaft 2 rotation process, thus minimizing lubricant oil spills, and gear oil is effective; In addition, be also beneficial to lubricant oil in the distribution of main shaft 2 surface uniform, be beneficial to lubrication.More particularly, outside body 4, be fixed with some arranged in parallel and spiral raised lines 8, before two raised lines 8 be disposed adjacent, form a spiral groove 7.Raised line 8 is fixed on body 4 by position structure.Position structure comprises some positioning screwns 10 along raised line 8 genesis analysis, and positioning screwn 10 is sunk screw.Raised line 8 and body 4 are connected as a single entity structure.Body 4 is made up of steel, and raised line 8 is made up of aluminium.Spacing 11 is left between body 4 upper end and annular space 3 upper end.It is outer and form annular disk 12 in body 4 underpart that body 4 lower end extends to annular space 3.Improve as one, the inner side surface of bearing is provided with wearing layer, and described wearing layer is made up of Babbitt.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Although more employ the terms such as axle neck 1, main shaft 2, annular space 3, body 4, pressure initiation structure 5, bearing 6, spiral groove 7, raised line 8, main shaft seat 9, positioning screwn 10, spacing 11, annular disk 12 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present invention more easily; The restriction that they are construed to any one additional is all contrary with spirit of the present invention.
Claims (10)
1. a water pilot bearing gear oil machine structure, comprise main shaft (2) place that is arranged on and there is axle neck (1) and be arranged in the cylindrical body (4) of annular space (3) of formation between main shaft (2) and axle neck (1), it is upper and be provided with between main shaft (2) and main shaft seat (9) and be placed on axle and lead (1) bearing outward (6) that described main shaft (2) is fixed on main shaft seat (9), described bearing (6) and main shaft (2) are rotationally connected, described is characterized in that, described body (4) is provided with and can forms malleation thus the pressure initiation structure (5) preventing lubricant oil to run off when main shaft (2) rotates.
2. water pilot bearing gear oil machine structure according to claim 1, it is characterized in that, described pressure initiation structure (5) is arranged on body (4) outside, and pressure initiation structure (5) and axle are led between (1) inwall and had gap.
3. water pilot bearing gear oil machine structure according to claim 1 and 2, it is characterized in that, described pressure initiation structure (5) comprises the some spiral grooves (7) be parallel to each other being arranged on body (4) outside.
4. water pilot bearing gear oil machine structure according to claim 3, it is characterized in that, described body (4) outside is fixed with some arranged in parallel and spiral raised lines (8), forms the spiral groove (7) described in before two raised lines (8) be disposed adjacent.
5. water pilot bearing gear oil machine structure according to claim 4, it is characterized in that, described raised line (8) is fixed on body (4) by position structure.
6. water pilot bearing gear oil machine structure according to claim 5, it is characterized in that, described position structure comprises some positioning screwns (10) along raised line (8) genesis analysis, and described positioning screwn (10) is sunk screw.
7. water pilot bearing gear oil machine structure according to claim 4, it is characterized in that, described raised line (8) and body (4) are connected as a single entity structure.
8. water pilot bearing gear oil machine structure according to claim 4, it is characterized in that, described body (4) is made up of steel, and described raised line (8) is made up of aluminium.
9. water pilot bearing gear oil machine structure according to claim 4, it is characterized in that, leave spacing (11) between described body (4) upper end and annular space (3) upper end, described body (4) lower end extend to annular space (3) outward and body (4) underpart formed annular disk (12).
10. water pilot bearing gear oil machine structure according to claim 1 and 2, it is characterized in that, the inner side surface of described bearing (6) is provided with wearing layer, and described wearing layer is made up of Babbitt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574602.2A CN105065175B (en) | 2015-09-10 | 2015-09-10 | Water pilot bearing keeps off oil machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510574602.2A CN105065175B (en) | 2015-09-10 | 2015-09-10 | Water pilot bearing keeps off oil machine structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105065175A true CN105065175A (en) | 2015-11-18 |
| CN105065175B CN105065175B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510574602.2A Expired - Fee Related CN105065175B (en) | 2015-09-10 | 2015-09-10 | Water pilot bearing keeps off oil machine structure |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0065646A1 (en) * | 1981-05-21 | 1982-12-01 | Dieter Kupka | Mechanical seal |
| JP2002206522A (en) * | 2001-01-05 | 2002-07-26 | Mitsubishi Heavy Ind Ltd | Thrust bearing |
| CN200975415Y (en) * | 2006-10-10 | 2007-11-14 | 周竝贤 | Improved type oil storage bearings |
| CN101677205A (en) * | 2008-09-16 | 2010-03-24 | 三洋精密株式会社 | Step motor |
| CN203130335U (en) * | 2013-02-22 | 2013-08-14 | 重庆水轮机厂有限责任公司 | Water turbine block partitioning tile bearing oil baffle tube structure |
| CN205064168U (en) * | 2015-09-10 | 2016-03-02 | 浙江正盛轴瓦有限责任公司 | Turbine guide bearing keeps off oily mechanism |
-
2015
- 2015-09-10 CN CN201510574602.2A patent/CN105065175B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0065646A1 (en) * | 1981-05-21 | 1982-12-01 | Dieter Kupka | Mechanical seal |
| JP2002206522A (en) * | 2001-01-05 | 2002-07-26 | Mitsubishi Heavy Ind Ltd | Thrust bearing |
| CN200975415Y (en) * | 2006-10-10 | 2007-11-14 | 周竝贤 | Improved type oil storage bearings |
| CN101677205A (en) * | 2008-09-16 | 2010-03-24 | 三洋精密株式会社 | Step motor |
| CN203130335U (en) * | 2013-02-22 | 2013-08-14 | 重庆水轮机厂有限责任公司 | Water turbine block partitioning tile bearing oil baffle tube structure |
| CN205064168U (en) * | 2015-09-10 | 2016-03-02 | 浙江正盛轴瓦有限责任公司 | Turbine guide bearing keeps off oily mechanism |
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| Publication number | Publication date |
|---|---|
| CN105065175B (en) | 2017-09-01 |
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Granted publication date: 20170901 Termination date: 20200910 |
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