CN106763195B - A kind of elasticity tilting bush sliding bearing - Google Patents
A kind of elasticity tilting bush sliding bearing Download PDFInfo
- Publication number
- CN106763195B CN106763195B CN201510812327.3A CN201510812327A CN106763195B CN 106763195 B CN106763195 B CN 106763195B CN 201510812327 A CN201510812327 A CN 201510812327A CN 106763195 B CN106763195 B CN 106763195B
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- China
- Prior art keywords
- tilting bush
- elastomer
- bearing
- bush
- tilting
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- 229920001971 elastomer Polymers 0.000 claims abstract description 37
- 239000000806 elastomer Substances 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 6
- 238000013016 damping Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims 1
- 240000002853 Nelumbo nucifera Species 0.000 claims 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000003754 machining Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 3
- 229910000897 Babbitt (metal) Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
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- Support Of The Bearing (AREA)
Abstract
A kind of elasticity tilting bush sliding bearing, it includes bearing body, elastic tilting bush and bearing cap；Elastic tilting bush is insides that are several and being symmetrically disposed on bearing body, and bearing cap is set to the two sides of elastic tilting bush and is equipped with the two sides seam allowance of bearing body；The elastomer that each elasticity tilting bush includes tilting bush and is set on the inside of tilting bush, is equipped between the elastomer and tilting bush and installs gap, and the both ends of tilting bush and elastomer are connected with fixed plate and fasten through screw；It solves the problems, such as that elastic tilting bush machining process is complicated, involves great expense；And overall structure is scientific and reasonable, easy to install and use, simple production process, reduces maintenance cost, and manufacturing cost is lower, is easy to popularize；It is widely portable to matching for various tilting bush sliding bearings.
Description
Technical field
The present invention relates to a kind of elastic tilting bush sliding bearings.
Background technique
Tilting Pad Journal Bearing is widely used in high-revolving steam turbine, compressor, in the rotating machineries such as gear-box,
Oil whip when for solving the problems, such as that the rotor of sliding supported condition runs at high speed；To enable all kinds of high-speed rotating machines in height
Stable operation under the operating condition of revolving speed selects the stronger sliding bearing of damping capacity to be particularly important, tilting-pad radial sliding axle
Hold because having good damping, and bearing capacity is strong, low-power consumption, and structure is simple, maintenance is convenient, be modern high power,
High-revolving rotating machinery preferably uses.
Existing elasticity tilting bush sliding bearing is usually to manufacture elastic tilting bush using overall processing, is produced in this way
Not only machining process is complex for the tilting bush sliding bearing come, but also cost is costly；Especially in use,
If one of tilting bush damages, entire tilting bush must be just replaced, causes maintenance cost height.
Summary of the invention
For above situation, the purpose of the present invention is to provide a kind of elastic tilting bush sliding bearings, and solving elasticity can
Incline a watt machining process complexity, the problem of involving great expense；And overall structure is scientific and reasonable, easy to install and use, production
Simple process reduces maintenance cost, and manufacturing cost is lower, is easy to popularize.
To achieve the goals above, a kind of elastic tilting bush sliding bearing, it includes bearing body, elastic tilting bush and bearing
Lid；The elasticity tilting bush is insides that are several and being symmetrically disposed on bearing body, and the bearing cap is set to elastic tilting bush
Two sides are simultaneously equipped with the two sides seam allowance of bearing body；Each elastic tilting bush includes the elastomer being set on the inside of tilting bush,
Installation gap is equipped between the elastomer and tilting bush.
In order to realize structure, effect optimization, further step is: the axis of the elasticity tilting bush through pin shaft and two sides
Hold lid connection.
The both ends of the tilting bush are equipped with threaded hole and are used for attachment screw.
The both ends of the tilting bush and elastomer are connected with fixed plate and fasten through screw.
It is equipped with bearing cap in the two sides seam allowance of the bearing body and is fixedly connected through bolt.
The outer diameter Ra of the tilting bush is less than the internal diameter Rh of bearing body, and tilting bush can be centered on pin shaft in bearing body
Roll pendulum.
The outer diameter Rt of the elastomer is less than the internal diameter Rb of tilting bush, i.e., clipping room is equipped between elastomer and tilting bush
Gap.
The outer diameter Rt of the elastomer and internal diameter Rp of elastomer is concentric circles.
A kind of elastic tilting bush sliding bearing of the present invention, it includes bearing body, elastic tilting bush and bearing cap；The elasticity
Tilting bush is insides that are several and being symmetrically disposed on bearing body, and the bearing cap is set to the two sides of elastic tilting bush and and bearing
The two sides seam allowance of body is equipped；Each elastic tilting bush includes the elastomer being set on the inside of tilting bush, the elastomer with can
The technical solution in installation gap is equipped between inclining watt；It solves that elastic tilting bush machining process is complicated, involves great expense
Problem；And overall structure is scientific and reasonable, easy to install and use, simple production process, reduces maintenance cost, manufacturing cost
It is lower, it is easy to popularize.
The present invention compared with prior art caused by the utility model has the advantages that
(I) present invention is full of lubricating oil in the gap, elasticity can using installation gap is set between elastomer and tilting bush
Inclining watt can produce flexible deformation under load effect, i.e. gap between elastomer and tilting bush can change, in gap
The oil mass of lubricating oil, which also follows, changes and is formed damping structure, and at this moment elastic Tilted-pad Journal Bearing, which can reduce, turns
The vibration of subsystem, and rotor system stability is improved, service life of equipment extends；
(II) present invention is set to the two sides of elastic tilting bush using bearing cap and is equipped with the two sides seam allowance of bearing body, should
Structure firm and reliable connection, the flexible operating of energy effective guarantee sliding bearing；
(III) for the present invention using elastomer and tilting bush separately manufacturing, elastomer can be by Babbitt Metal in basis material
On be made, it is easy to realize elastic tilting bush machining process, reduces manufacturing cost；
(V) present invention solves the problems, such as that elastic tilting bush machining process is complicated, involves great expense, while also improving
The stability of rotor-support-foundation system；And overall structure is scientific and reasonable, easy to install and use, simple production process, and equipment uses
Service life is long, reduces maintenance cost, and manufacturing cost significantly reduces, and wide market is easy to popularize.
The present invention is widely used in matching for various tilting bush sliding bearings.
Invention is further described in detail with reference to the accompanying drawings and examples.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is structure sectional view of the invention.
Fig. 3 is the structural schematic diagram of elastic tilting bush of the invention.
In figure: 1- bearing body, 2- elasticity tilting bush, 21- elastomer, 22- tilting bush, 3- bearing cap, 4- bolt, 5- spiral shell
Nail, 6- fixed plate, 7- pin shaft, the outer diameter of Rt- elastomer, the internal diameter of Rp- elastomer, the internal diameter of Rb- tilting bush, Ra- tilting bush
Outer diameter, the internal diameter of Rh- bearing body.
Specific embodiment
Referring to attached drawing, the present invention is implemented as follows: a kind of elasticity tilting bush sliding bearing, it includes bearing body 1, elasticity
Tilting bush 2 and bearing cap 3；The elasticity tilting bush 2 is insides that are several and being symmetrically disposed on bearing body 1, and the bearing cap 3 is set
It is placed in the two sides of elastic tilting bush 2 and is equipped with the two sides seam allowance of bearing body 1；Each elastic tilting bush 2 includes being set to
The elastomer 21 of 22 inside of tilting bush, is equipped with installation gap between the elastomer 21 and tilting bush 22.
As shown in Figure 1, the outer diameter Ra of tilting bush 22 of the invention is less than the internal diameter Rh of bearing body 1, tilting bush 22 can be with pin
It is put centered on axis 7 in the interior inclination of bearing body 1；The outer diameter Rt of the elastomer 21 and internal diameter Rp of elastomer 21 is concentric circles,
The outer diameter Rt of the elastomer 21 is less than the internal diameter Rb of tilting bush 22, i.e., clipping room is equipped between elastomer 21 and tilting bush 22
Gap, is full of lubricating oil in the gap, and elastic tilting bush 2 can produce flexible deformation under load effect, i.e., elastomer 21 with can incline
Gap between watts 22 can change, and the oil mass of lubricating oil, which also follows, in gap changes and formed damping structure, this
When elasticity Tilted-pad Journal Bearing can reduce the vibration of rotor-support-foundation system, and improve rotor system stability, equipment makes
Extension is followed with the service life；If sliding bearing load increases, 21 deflection of elastomer increases, and internal diameter Rp becomes smaller, bearing capacity
It increase accordingly；When sliding bearing load reduces, 21 deflection of elastomer reduces, and internal diameter Rp increases, the stability of sliding bearing
Enhancing.
As shown in Fig. 2, elastic tilting bush 2 of the invention is connect through pin shaft 7 with the bearing cap 3 of two sides, the bearing body 1
It is equipped with bearing cap 3 in the seam allowance of two sides and is fixedly connected through bolt 4, which can guarantee sliding bearing firm and reliable connection.
As shown in figure 3, the both ends of tilting bush 22 of the invention be equipped with threaded hole be used for attachment screw 5, the tilting bush 22 with
The both ends of elastomer 21 are connected with fixed plate 6 and fasten through screw 5, and the elastomer 21 uses split production with tilting bush, add
Work technical process is easy, and elastomer 21 can be made on basis material by Babbitt Metal, reduce manufacture at
This.
Claims (5)
1. a kind of elasticity tilting bush sliding bearing, it is characterised in that including bearing body (1), elastic tilting bush (2) and bearing cap
(3)；The bearing cap (3) is set to the two sides of elastic tilting bush (2) and is equipped with the two sides seam allowance of bearing body (1)；The bullet
Property tilting bush (2) be insides that are several and being symmetrically disposed on bearing body (1), elastic axis of the tilting bush (2) through pin shaft (7) and two sides
Hold lid (3) connection；The elastomer that each elasticity tilting bush (2) includes tilting bush (22) and is set on the inside of tilting bush (22)
(21), installation gap is equipped between the elastomer (21) and tilting bush (22)；The installation gap is with the outer diameter Ra of tilting bush (22)
It is less than the internal diameter Rb of tilting bush (22) less than the internal diameter Rh of bearing body (1), the outer diameter Rt of elastomer (21), realizes tilting bush (22)
Pendulum is rolled in bearing body (1) centered on pin shaft (7)；Lubricating oil is full of in the installation gap, elastic tilting bush (2) is carrying
Lotus effect is lower to generate flexible deformation, and the oil mass of lubricating oil, which also follows, in gap changes and form damping structure.
2. sliding bearing according to claim 1, it is characterised in that used equipped with threaded hole at the both ends of the tilting bush (22)
In attachment screw (5).
3. sliding bearing according to claim 2, it is characterised in that the both ends of the tilting bush (22) and elastomer (21)
It is connected with fixed plate (6) and is fastened through screw (5).
4. sliding bearing according to claim 1, it is characterised in that be equipped with bearing in the two sides seam allowance of the bearing body (1)
Lid (3) is simultaneously fixedly connected through bolt (4).
5. sliding bearing according to claim 1, it is characterised in that the outer diameter Rt and elastomer of the elastomer (21)
(21) internal diameter Rp is concentric circles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510812327.3A CN106763195B (en) | 2015-11-22 | 2015-11-22 | A kind of elasticity tilting bush sliding bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510812327.3A CN106763195B (en) | 2015-11-22 | 2015-11-22 | A kind of elasticity tilting bush sliding bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106763195A CN106763195A (en) | 2017-05-31 |
| CN106763195B true CN106763195B (en) | 2019-02-22 |
Family
ID=58886058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510812327.3A Active CN106763195B (en) | 2015-11-22 | 2015-11-22 | A kind of elasticity tilting bush sliding bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763195B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110513390A (en) * | 2019-08-20 | 2019-11-29 | 东方电气集团东方汽轮机有限公司 | A kind of convertible tiling carrying and watt between loading bearing |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB560588A (en) * | 1942-02-12 | 1944-04-11 | Bbc Brown Boveri & Cie | Tilting pad for thrust and journal bearings |
| US2363260A (en) * | 1941-10-10 | 1944-11-21 | American Steel & Wire Co | Bearing for rope stranding machines |
| JPH09112536A (en) * | 1995-10-18 | 1997-05-02 | Ebara Corp | Bearing device |
| JPH10288220A (en) * | 1997-04-14 | 1998-10-27 | Ebara Corp | Tilting pad bearing |
| US6203202B1 (en) * | 1998-07-18 | 2001-03-20 | Khd Humboldt Wedeg Ag | Method for monitoring and controlling the operation of rotary drums borne on sliding blocks and a sliding block bearing therefor |
| CN101655123A (en) * | 2009-09-17 | 2010-02-24 | 大连三环复合材料技术开发有限公司 | Composite material static pressure sliding bearing with sealing structure |
| JP4597152B2 (en) * | 2007-02-19 | 2010-12-15 | 株式会社日立エンジニアリング・アンド・サービス | Pad type bearing device and horizontal axis turbine |
| CN202946548U (en) * | 2012-11-26 | 2013-05-22 | 大连三环复合材料技术开发有限公司 | Elastic metal plastic bush |
| CN103541995A (en) * | 2013-10-31 | 2014-01-29 | 湖南崇德工业科技有限公司 | Tilting pad supporting structure |
| CN203926371U (en) * | 2014-06-29 | 2014-11-05 | 王碧霞 | Tilted-pad Journal Bearing |
| CN205207428U (en) * | 2015-11-22 | 2016-05-04 | 湖南崇德工业科技有限公司 | Elasticity tilting pad slide bearing |
-
2015
- 2015-11-22 CN CN201510812327.3A patent/CN106763195B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2363260A (en) * | 1941-10-10 | 1944-11-21 | American Steel & Wire Co | Bearing for rope stranding machines |
| GB560588A (en) * | 1942-02-12 | 1944-04-11 | Bbc Brown Boveri & Cie | Tilting pad for thrust and journal bearings |
| JPH09112536A (en) * | 1995-10-18 | 1997-05-02 | Ebara Corp | Bearing device |
| JPH10288220A (en) * | 1997-04-14 | 1998-10-27 | Ebara Corp | Tilting pad bearing |
| US6203202B1 (en) * | 1998-07-18 | 2001-03-20 | Khd Humboldt Wedeg Ag | Method for monitoring and controlling the operation of rotary drums borne on sliding blocks and a sliding block bearing therefor |
| JP4597152B2 (en) * | 2007-02-19 | 2010-12-15 | 株式会社日立エンジニアリング・アンド・サービス | Pad type bearing device and horizontal axis turbine |
| CN101655123A (en) * | 2009-09-17 | 2010-02-24 | 大连三环复合材料技术开发有限公司 | Composite material static pressure sliding bearing with sealing structure |
| CN202946548U (en) * | 2012-11-26 | 2013-05-22 | 大连三环复合材料技术开发有限公司 | Elastic metal plastic bush |
| CN103541995A (en) * | 2013-10-31 | 2014-01-29 | 湖南崇德工业科技有限公司 | Tilting pad supporting structure |
| CN203926371U (en) * | 2014-06-29 | 2014-11-05 | 王碧霞 | Tilted-pad Journal Bearing |
| CN205207428U (en) * | 2015-11-22 | 2016-05-04 | 湖南崇德工业科技有限公司 | Elasticity tilting pad slide bearing |
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| Publication number | Publication date |
|---|---|
| CN106763195A (en) | 2017-05-31 |
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| CP03 | "change of name, title or address" |
Address after: 411101 No.9, Chayuan Road, high tech Zone, Xiangtan City, Hunan Province Patentee after: Hunan Chongde Technology Co., Ltd Address before: 411101 Hunan Chongde Industrial Technology Co., Ltd Patentee before: HUNAN SUND INDUSTRIAL AND TECHNOLOGICAL Co.,Ltd. |