CN205207428U - Elasticity tilting pad slide bearing - Google Patents
Elasticity tilting pad slide bearing Download PDFInfo
- Publication number
- CN205207428U CN205207428U CN201520935530.5U CN201520935530U CN205207428U CN 205207428 U CN205207428 U CN 205207428U CN 201520935530 U CN201520935530 U CN 201520935530U CN 205207428 U CN205207428 U CN 205207428U
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- tilting bush
- elasticity
- bearing
- elastomer
- tilting pad
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Abstract
The utility model provides an elasticity tilting pad slide bearing, it includes bearing body, elasticity tilting pad and bearing cap, elasticity tilting pad is several and symmetrical the setting in the inboard of bearing body, and the bearing cap sets up joins in marriage the dress in elasticity tilting pad's both sides and with the both sides tang of bearing body, every elasticity tilting pad includes tilting pad and sets up the inboard elastomer in tilting pad that be equipped with the installation clearance between this elastomer and the tilting pad, tilting pad is connected with the fixed plate and fastens through the screw with the both ends of elastomer, it has been solved, and elasticity tilting pad processing technology process is complicated, the dear problem of cost, and overall structure scientific and reasonable, installation and convenient to use, production simple process has reduced the maintenance cost, and manufacturing cost is lower, easily penetration and promotion use, can extensively be applicable to the supporting of various tilting pad slide bearing uses.
Description
Technical field
The utility model relates to a kind of elasticity tilting bush sliding bearing.
Background technique
Tilting Pad Journal Bearing is widely used in high-revolving steam turbine, compressor, in the rotating machineries such as gear-box, and the problem of oil whip when the rotor high-speed for solving sliding supported condition operates; For making all kinds of high-speed rotating machine can stable operation under high-revolving operating mode, the sliding bearing selecting damping capacity stronger seems particularly important, Tilted-pad Journal Bearing is because have good damping, and bearing capacity is strong, low power consumption, structure is simple, maintenance is convenient, for modern high power, high-revolving rotating machinery preferably adopt.
Existing elasticity tilting bush sliding bearing is generally that elasticity tilting bush is adopted overall processing manufacture, and the tilting bush sliding bearing produced so not only machining process is comparatively complicated, and cost is very expensive; Particularly in use, if damaging appears in one of them tilting bush, just must change whole tilting bush, cause maintenance expenses high.
Summary of the invention
For above-mentioned situation, the purpose of this utility model is to provide a kind of elasticity tilting bush sliding bearing, and it adopts elasticity tilting bush split production and establishes the problem that assemblage gap solves elasticity tilting bush machining process complexity, involves great expense; And overall structure is scientific and reasonable, easy to install and use, production technology is simple, and reduce maintenance expenses, manufacture cost is lower, is easy to promote the popularization use.
To achieve these goals, a kind of elasticity tilting bush sliding bearing, it comprises bearing support, elasticity tilting bush and bearing cap; Described elasticity tilting bush is several and is symmetricly set in the inner side of bearing support, and described bearing cap is arranged at the both sides of elasticity tilting bush and is equipped with the both sides seam of bearing support; Described each elasticity tilting bush comprises tilting bush and is arranged at the elastomer inside tilting bush, is provided with assemblage gap between this elastomer and tilting bush.
In order to implementation structure, effect optimization, its further step is: described elasticity tilting bush is connected with the bearing cap of both sides through bearing pin.
The two ends of described tilting bush are provided with tapped hole for attachment screw.
Described tilting bush and elastomeric two ends are connected with fixed plate and through screw fastening.
Equipped bearing cap in the both sides seam of described bearing support is also fixedly connected with through bolt.
The external diameter Ra of described tilting bush is less than the internal diameter Rh of bearing support, and tilting bush can roll pendulum centered by bearing pin in bearing support.
Described elastomeric external diameter Rt is greater than the internal diameter Rb of tilting bush, is namely provided with assemblage gap between elastomer and tilting bush.
Described elastomeric external diameter Rt and elastomeric internal diameter Rp is concentric circle.
A kind of elasticity tilting bush of the utility model sliding bearing, it comprises bearing support, elasticity tilting bush and bearing cap; Described elasticity tilting bush is several and is symmetricly set in the inner side of bearing support, and described bearing cap is arranged at the both sides of elasticity tilting bush and is equipped with the both sides seam of bearing support; Described each elasticity tilting bush comprises tilting bush and is arranged at the elastomer inside tilting bush, is provided with the technological scheme of assemblage gap between this elastomer and tilting bush; It adopts elasticity tilting bush split production and establishes the problem that assemblage gap solves elasticity tilting bush machining process complexity, involves great expense; And overall structure is scientific and reasonable, easy to install and use, production technology is simple, and reduce maintenance expenses, manufacture cost is lower, is easy to promote the popularization use.
The beneficial effect that the utility model is produced compared to existing technology:
(I) the utility model adopts and establish assemblage gap between elastomer and tilting bush, lubricant oil is full of in this gap, elasticity tilting bush can produce resiliently deformable under load effect, namely the gap between elastomer and tilting bush can change, in its gap, the oil mass of lubricant oil is also followed and is changed and form damping structure, at this moment elasticity Tilted-pad Journal Bearing can reduce the vibration of rotor-support-foundation system, and improves rotor system stability, and service life of equipment extends;
(II) the utility model adopts bearing cap be arranged at the both sides of elasticity tilting bush and be equipped with the both sides seam of bearing support, and this anatomical connectivity is solid and reliable, the flexible running of energy effective guarantee sliding bearing;
(III) the utility model adopts elastomer and tilting bush split to manufacture, and elastomer can be made on body material by Babbitt Metal, achieves elasticity tilting bush machining process easy, reduces manufacture cost;
(V) the utility model adopts elasticity tilting bush split production and the problem of establishing assemblage gap to solve elasticity tilting bush machining process complexity, involve great expense, and also improves the stability of rotor-support-foundation system simultaneously; And overall structure is scientific and reasonable, easy to install and use, production technology is simple, and service life of equipment is long, reduces maintenance expenses, and manufacture cost significantly reduces, and wide market is easy to penetration and promotion.
The utility model is widely used in supporting the use of various tilting bush sliding bearing.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is structure sectional view of the present utility model.
Fig. 3 is the structural representation of elasticity tilting bush of the present utility model.
In figure: 1-bearing support, 2-elasticity tilting bush, 21-elastomer, 22-tilting bush, 3-bearing cap, 4-bolt, 5-screw, 6-fixed plate, 7-bearing pin, the elastomeric external diameter of Rt-, the elastomeric internal diameter of Rp-, the internal diameter of Rb-tilting bush, the external diameter of Ra-tilting bush, the internal diameter of Rh-bearing support.
Embodiment
With reference to accompanying drawing, the utility model is achieved in that a kind of elasticity tilting bush sliding bearing, and it comprises bearing support 1, elasticity tilting bush 2 and bearing cap 3; Described elasticity tilting bush 2 is several and is symmetricly set in the inner side of bearing support 1, and described bearing cap 3 is arranged at the both sides of elasticity tilting bush 2 and is equipped with the both sides seam of bearing support 1; Described each elasticity tilting bush 2 comprises tilting bush 22 and is arranged at the elastomer 21 inside tilting bush 22, is provided with assemblage gap between this elastomer 21 and tilting bush 22.
As shown in Figure 1, the external diameter Ra of tilting bush 22 of the present utility model is less than the internal diameter Rh of bearing support 1, and tilting bush 22 can roll pendulum centered by bearing pin 7 in bearing support 1, the external diameter Rt of described the elastomer 21 and internal diameter Rp of elastomer 21 is concentric circle, the external diameter Rt of described elastomer 21 is greater than the internal diameter Rb of tilting bush 22, namely assemblage gap is provided with between elastomer 21 and tilting bush 22, lubricant oil is full of in this gap, elasticity tilting bush 2 can produce resiliently deformable under load effect, namely the gap between elastomer 21 and tilting bush 22 can change, in its gap, the oil mass of lubricant oil is also followed and is changed and form damping structure, at this moment elasticity Tilted-pad Journal Bearing can reduce the vibration of rotor-support-foundation system, and improve rotor system stability, the working life of equipment follows prolongation, if when sliding bearing load increases, elastomer 21 amount of deformation increases, and its internal diameter Rp diminishes, the corresponding increase of bearing capacity, when sliding bearing load reduces, elastomer 21 amount of deformation reduces, and its internal diameter Rp increases, and the stability of sliding bearing strengthens.
As shown in Figure 2, elasticity tilting bush 2 of the present utility model is connected with the bearing cap 3 of both sides through bearing pin 7, and equipped bearing cap 3 in the both sides seam of described bearing support 1 is also fixedly connected with through bolt 4, and this structure can ensure sliding bearing firm and reliable connection.
As shown in Figure 3, the two ends of tilting bush 22 of the present utility model are provided with tapped hole for attachment screw 5, this tilting bush 22 and the two ends of elastomer 21 are connected with fixed plate 6 and fastening through screw 5, described elastomer 21 adopts split production with tilting bush, machining process is easy, and elastomer 21 can be made on body material by Babbitt Metal, reduces manufacture cost.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations; All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. an elasticity tilting bush sliding bearing, is characterized in that comprising bearing support (1), elasticity tilting bush (2) and bearing cap (3); Described elasticity tilting bush (2) is for several and be symmetricly set in the inner side of bearing support (1), and described bearing cap (3) is arranged at the both sides of elasticity tilting bush (2) and is equipped with the both sides seam of bearing support (1); Described each elasticity tilting bush (2) comprises tilting bush (22) and is arranged at the elastomer (21) of tilting bush (22) inner side, is provided with assemblage gap between this elastomer (21) and tilting bush (22).
2. sliding bearing according to claim 1, is characterized in that described elasticity tilting bush (2) is connected with the bearing cap (3) of both sides through bearing pin (7).
3. sliding bearing according to claim 1, is characterized in that the two ends of described tilting bush (22) are provided with tapped hole for attachment screw (5).
4. sliding bearing according to claim 3, is characterized in that the two ends of described tilting bush (22) and elastomer (21) are connected with fixed plate (6) and fastening through screw (5).
5. sliding bearing according to claim 1, is characterized in that the interior equipped bearing cap (3) of the both sides seam of described bearing support (1) and is fixedly connected with through bolt (4).
6. sliding bearing according to claim 1, it is characterized in that the external diameter Ra of described tilting bush (22) is less than the internal diameter Rh of bearing support (1), tilting bush (22) can at the interior inclination pendulum of bearing support (1) centered by bearing pin (7).
7. sliding bearing according to claim 1, it is characterized in that the external diameter Rt of described elastomer (21) is greater than the internal diameter Rb of tilting bush (22), be namely provided with assemblage gap between elastomer (21) and tilting bush (22).
8. sliding bearing according to claim 1, is characterized in that the external diameter Rt of described elastomer (21) and the internal diameter Rp of elastomer (21) is concentric circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935530.5U CN205207428U (en) | 2015-11-22 | 2015-11-22 | Elasticity tilting pad slide bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935530.5U CN205207428U (en) | 2015-11-22 | 2015-11-22 | Elasticity tilting pad slide bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207428U true CN205207428U (en) | 2016-05-04 |
Family
ID=55845148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520935530.5U Active CN205207428U (en) | 2015-11-22 | 2015-11-22 | Elasticity tilting pad slide bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207428U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763195A (en) * | 2015-11-22 | 2017-05-31 | 湖南崇德工业科技有限公司 | A kind of elastic tilting bush sliding bearing |
| CN109642605A (en) * | 2016-08-31 | 2019-04-16 | 罗伯特·博世有限公司 | Tilting-pad bearing |
-
2015
- 2015-11-22 CN CN201520935530.5U patent/CN205207428U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763195A (en) * | 2015-11-22 | 2017-05-31 | 湖南崇德工业科技有限公司 | A kind of elastic tilting bush sliding bearing |
| CN106763195B (en) * | 2015-11-22 | 2019-02-22 | 湖南崇德工业科技有限公司 | A kind of elasticity tilting bush sliding bearing |
| CN109642605A (en) * | 2016-08-31 | 2019-04-16 | 罗伯特·博世有限公司 | Tilting-pad bearing |
| US10968946B2 (en) | 2016-08-31 | 2021-04-06 | Robert Bosch Gmbh | Tilting-pad bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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. |
|
| CP03 | "change of name, title or address" |