CN109185216B - Locking clamping type marine bearing - Google Patents
Locking clamping type marine bearing Download PDFInfo
- Publication number
- CN109185216B CN109185216B CN201810934958.6A CN201810934958A CN109185216B CN 109185216 B CN109185216 B CN 109185216B CN 201810934958 A CN201810934958 A CN 201810934958A CN 109185216 B CN109185216 B CN 109185216B
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- Prior art keywords
- locking
- groove
- bearing sleeve
- elastic body
- pressing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
- F04D29/026—Selection of particular materials especially adapted for liquid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
- F04D29/0462—Bearing cartridges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mounting Of Bearings Or Others (AREA)
- Support Of The Bearing (AREA)
Abstract
The invention discloses a locking clamping type marine bearing which comprises a bearing sleeve, a pressing mechanism, a guide mechanism and a positioning mechanism, wherein the bearing sleeve is arranged on the bearing sleeve; the positioning mechanism is additionally arranged, after the rotating shaft is inserted into the bearing sleeve by the aid of the guide mechanism, the T-shaped screw of the positioning mechanism is rotated, the locking plate fixed at the end part of the inner side of the T-shaped screw is pressed and locked at the outer side of the guide clamping plate, the guide clamping plate is locked and limited by the locking plate, and a stabilizing effect is achieved.
Description
Technical Field
The invention relates to a locking clamping type marine bearing.
Background
At present, in the field of marine fittings, bearings which are also called as bearings and are used for supporting between a shaft and a shaft sleeve are generally manufactured by adopting a die pressing method, and are mainly used for ship axial flow pumps, deep well pumps and the like as blade and pump blade supporting bodies. The existing support bearing generally comprises an external metal outer sleeve and an internal rubber lining, but the connection between the rubber lining and the metal outer sleeve is not tight, the conditions of falling, moving and the like can occur, the friction of the rubber lining of the rotating shaft and the bearing is overlarge, the noise is large, and the connection between the rotating shaft and the rubber lining is unstable due to long-time friction.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the locking clamping type marine bearing is convenient to install a rotating shaft, stable in supporting connection, small in friction loss and capable of eliminating the arrangement of a rubber lining.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a locking clamping type marine bearing comprises a bearing sleeve, a pressing mechanism, a guide mechanism and a positioning mechanism; the bearing sleeve is of an annular sleeve body structure, and a shaft cavity is arranged in the bearing sleeve; a plurality of pressing mechanisms are arranged; a plurality of mounting grooves are uniformly formed in the peripheries of two ends of the bearing sleeve; the inner side of the mounting groove is provided with a thread groove; the thread groove is communicated with the shaft cavity; the pressing mechanism is arranged in the mounting groove; the pressing mechanism comprises a pressing screw, a pressing block, a driving plate and an annular elastic body; the pressing screw is arranged on the thread groove in a threaded manner; the inner side end of the pressing screw extends into the shaft cavity, and the outer side end is positioned in the mounting groove; the inner side end part of the pressing screw rod is fixed with a pressing block; the outer side end of the abutting screw is fixed with the driving plate; the limiting ring vertically extends inwards around the driving plate; the limiting ring and the abutting screw form an annular groove; the annular elastic body is sleeved on the abutting screw and positioned on the annular groove; the outer end part of the annular elastic body is elastically pressed on the inner side of the driving plate, and the inner end part of the annular elastic body is elastically pressed on the wall of the mounting groove; the opposite inner sides of one end of the bearing sleeve are respectively provided with a telescopic groove; the telescopic groove is communicated with the shaft cavity; the guide mechanism comprises two guide clamping plates and a plurality of telescopic elastic bodies; a guide clamping plate is arranged in the telescopic groove; the guide clamping plate is telescopically arranged in the telescopic groove through a telescopic elastic body; the two guide clamping plates form a hoop structure; the opposite outer sides of the bearing sleeves are respectively provided with a locking groove; a locking thread channel is arranged between the locking groove and the telescopic groove; two positioning mechanisms are arranged; a positioning mechanism is respectively arranged in the locking grooves; the positioning mechanism comprises a T-shaped screw rod, a locking plate and a locking elastic body; the T-shaped screw is arranged on the locking thread channel through threads; the outer side end of the T-shaped screw is positioned in the locking groove, and the inner side end of the T-shaped screw is fixed with the locking plate; the locking plate is pressed and locked at the outer side of the guide clamping plate; the locking elastic body is sleeved on the T-shaped screw rod; the locking elastic body is positioned in the telescopic groove; one end of the locking elastic body is elastically pressed on the inner wall of the telescopic groove, and the other end of the locking elastic body is elastically pressed on one side face of the locking plate.
Further, the device also comprises a protective sleeve and a positioning internal thread ring; connecting external threads are arranged on the peripheries of two ends of the bearing sleeve; the protective sleeve is sleeved on the outer side of the bearing sleeve; the positioning internal thread ring is in threaded connection with the connecting external threads at the two ends of the bearing sleeve.
Further, the protective sleeve is made of polytetrafluoroethylene materials.
Further, the bearing sleeve is made of an aluminum alloy material.
Further, the pressing block is made of rubber materials; the outer side end surface of the pressing block is of a convex arc structure.
Further, the annular elastic body is a spring with an annular structure.
The invention has the advantages of
1. The guide mechanism is additionally arranged, and the rotating shaft is guided and clamped by the two guide clamping plates in the hoop structure, so that the rotating shaft is more convenient and stable when being arranged in the bearing sleeve; the invention changes the connecting structure of the traditional metal jacket and the rubber lining, the periphery of the rotating shaft is supported in an abutting mode through the plurality of abutting mechanisms, the abutting screw rod moves on the thread groove in the radial direction through rotating the driving plate, so that the abutting block is driven to support and abut the rotating shaft, the friction is reduced through a multi-point supporting and abutting mode, the connection is stable, the noise is reduced, and the problem that the traditional metal jacket and the rubber lining are separated is avoided.
2. The positioning mechanism is additionally arranged, after the rotating shaft is inserted into the bearing sleeve by the aid of the guide mechanism, the T-shaped screw of the positioning mechanism is rotated, the locking plate fixed at the end part of the inner side of the T-shaped screw is pressed and locked at the outer side of the guide clamping plate, the guide clamping plate is locked and limited by the locking plate, and a stabilizing effect is achieved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic structural view of the pressing mechanism of the present invention.
Fig. 3 is a sectional view of the pressing mechanism mounted on the bearing housing.
Fig. 4 is a sectional view of the guide mechanism and the positioning mechanism mounted on the bearing housing.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, a locking clamping type marine bearing comprises a bearing sleeve 1, a pressing mechanism 2, a guide mechanism and a positioning mechanism; the bearing sleeve 1 is of an annular sleeve body structure, and a shaft cavity is arranged in the bearing sleeve 1; a plurality of pressing mechanisms 2 are arranged; a plurality of mounting grooves 11 are uniformly formed in the peripheries of two ends of the bearing sleeve 1; a thread groove 12 is arranged on the inner side of the mounting groove 11; the thread groove 12 is communicated with the shaft cavity; the pressing mechanism 2 is arranged in the mounting groove 11; the pressing mechanism 2 comprises a pressing screw 21, a pressing block 22, a driving plate 23 and an annular elastic body 25; the pressing screw 21 is arranged on the thread groove 12 in a threaded manner; the end part of the inner side of the pressing screw rod 21 extends into the shaft cavity, and the end part of the outer side is positioned in the mounting groove 11; the inner side end part of the pressing screw 21 is fixed with a pressing block 22; the outer end of the pressing screw 21 is fixed with a driving plate 23; the limiting ring 24 vertically extends inwards from the periphery of the driving plate 23; the limiting ring 24 and the pressing screw 21 form an annular groove 26; the annular elastic body 25 is sleeved on the abutting screw 21 and is positioned on the annular groove 26; the outer end part of the annular elastic body 25 is elastically pressed on the inner side of the driving plate 23, and the inner end part of the annular elastic body 25 is elastically pressed on the groove wall of the mounting groove 11. The periphery of the two ends of the bearing sleeve 1 can be respectively and uniformly distributed with 4 abutting mechanisms 2, and the rotating shaft can be clamped and supported by four fixed abutting blocks 22. The opposite inner sides of one end of the bearing sleeve 1 are respectively provided with a telescopic groove 14; the telescopic groove 14 is communicated with the shaft cavity 13; the guide mechanism comprises two guide clamping plates 51 and a plurality of telescopic elastic bodies 52; a guide clamping plate 51 is arranged in the telescopic groove 14; the guide clamping plate 51 is telescopically arranged in the telescopic groove 14 through a telescopic elastic body 52; the two guide clamping plates 51 form a hoop structure. The opposite outer sides of the bearing sleeve 1 are respectively provided with a locking groove 15; a locking thread channel 16 is arranged between the locking groove 15 and the telescopic groove 14; two positioning mechanisms are arranged; a positioning mechanism is respectively arranged in the locking grooves 15; the positioning mechanism comprises a T-shaped screw 61, a locking plate 62 and a locking elastic body 63; the T-shaped screw rod 61 is installed on the locking thread channel 16 through threads; the outer end of the T-shaped screw 61 is positioned in the locking groove 15, and the locking plate 62 is fixed at the inner end of the T-shaped screw 61; the locking plate 62 is pressed and locked at the outer side of the guide clamping plate 51; the locking elastic body 63 is sleeved on the T-shaped screw rod 61; the locking elastic body 63 is positioned in the telescopic groove 14; one end of the locking elastic body 63 is elastically pressed against the inner wall of the telescopic slot 14, and the other end is elastically pressed against one side surface of the locking plate 62. Further preferably, the device also comprises a protective sleeve 3 and a positioning internal thread ring 4; connecting external threads are arranged on the periphery of two ends of the bearing sleeve 1; the protective sleeve 3 is sleeved on the outer side of the bearing sleeve 1; the positioning internal thread ring 4 is in threaded connection with the connecting external threads at the two ends of the bearing sleeve 1. Further preferably, the protective sheath 3 is made of polytetrafluoroethylene material. Further preferably, the bearing sleeve 1 is made of an aluminum alloy material. Further preferably, the pressing block 22 is made of a rubber material; the outer end surface of the pressing block 22 is a convex arc structure. More preferably, the annular elastic body 25 is a spring with an annular structure.
The invention is additionally provided with the guide mechanism, and the rotating shaft is guided and clamped by the two guide clamping plates 51 in the hoop structure, so that the rotating shaft is more convenient and stable when being arranged in the bearing sleeve 1; the invention changes the connecting structure of the traditional metal jacket and the rubber lining, the periphery of the rotating shaft is supported in an abutting mode through the abutting mechanisms 2, the abutting screw 21 moves on the thread groove 12 in the radial direction through rotating the driving plate 23, and the abutting block 22 is driven to support and abut the rotating shaft, so that the friction is reduced through a multi-point supporting and abutting mode, the connection is stable, the noise is reduced, and the problem that the traditional metal jacket and the rubber lining are separated is avoided. According to the invention, the positioning mechanism is additionally arranged, after the rotating shaft is inserted into the bearing sleeve 1 by using the guide mechanism, the T-shaped screw 61 of the positioning mechanism is rotated, the locking plate 62 fixed at the end part of the inner side of the T-shaped screw 61 is pressed and locked at the outer side of the guide clamping plate 51, and the locking plate 62 is used for locking and limiting the guide clamping plate 51, so that a stabilizing effect is achieved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A locking clamping type marine bearing is characterized by comprising a bearing sleeve, a pressing mechanism, a guide mechanism and a positioning mechanism; the bearing sleeve is of an annular sleeve body structure, and a shaft cavity is arranged in the bearing sleeve; a plurality of pressing mechanisms are arranged; a plurality of mounting grooves are formed in the peripheries of two ends of the bearing sleeve; the inner side of the mounting groove is provided with a thread groove; the thread groove is communicated with the shaft cavity; the pressing mechanism is arranged in the mounting groove; the pressing mechanism comprises a pressing screw, a pressing block, a driving plate and an annular elastic body; the pressing screw is arranged on the thread groove in a threaded manner; the inner side end of the pressing screw extends into the shaft cavity, and the outer side end is positioned in the mounting groove; the inner side end part of the pressing screw rod is fixed with a pressing block; the outer side end of the abutting screw is fixed with the driving plate; the limiting ring vertically extends inwards around the driving plate; the limiting ring and the abutting screw form an annular groove; the annular elastic body is sleeved on the abutting screw and positioned on the annular groove; the outer end part of the annular elastic body is elastically pressed on the inner side of the driving plate, and the inner end part of the annular elastic body is elastically pressed on the wall of the mounting groove; the plurality of pressing mechanisms support and press the rotating shaft at multiple points; two telescopic grooves are oppositely and respectively arranged on the inner side of one end of the bearing sleeve; the telescopic groove is communicated with the shaft cavity; the guide mechanism comprises two guide clamping plates and a plurality of telescopic elastic bodies; the telescopic grooves are respectively provided with a guide clamping plate; the guide clamping plate is telescopically arranged in the telescopic groove through a telescopic elastic body; the two guide clamping plates form a hoop structure; the outer side of the bearing sleeve is provided with a locking groove corresponding to the telescopic groove respectively; a locking thread channel is arranged between the locking groove and the telescopic groove; two positioning mechanisms are arranged; a positioning mechanism is respectively arranged in the locking grooves; the positioning mechanism comprises a T-shaped screw rod, a locking plate and a locking elastic body; the T-shaped screw is arranged on the locking thread channel through threads; the outer side end of the T-shaped screw is positioned in the locking groove, and the inner side end of the T-shaped screw is fixed with the locking plate; the locking plate is pressed and locked at the outer side of the guide clamping plate; the locking elastic body is sleeved on the T-shaped screw rod; the locking elastic body is positioned in the telescopic groove; one end of the locking elastic body is elastically pressed on the inner wall of the telescopic groove, and the other end of the locking elastic body is elastically pressed on one side surface of the locking plate; after the rotating shaft is inserted into the bearing sleeve by using the guide mechanism, the T-shaped screw of the positioning mechanism is rotated, so that the locking plate fixed at the end part of the inner side of the T-shaped screw is pressed and locked at the outer side of the guide clamping plate, and the guide clamping plate is locked and limited by using the locking plate.
2. The lock-grip marine bearing of claim 1 further comprising a protective sleeve and a locating internally threaded ring; connecting external threads are arranged on the peripheries of two ends of the bearing sleeve; the protective sleeve is sleeved on the outer side of the bearing sleeve; the positioning internal thread ring is in threaded connection with the connecting external threads at the two ends of the bearing sleeve.
3. A locking clip type marine bearing as claimed in claim 2, wherein said boot is made of teflon.
4. The lock-clamp marine bearing of claim 1, wherein said bearing sleeve is made of an aluminum alloy material.
5. The lock-clamp marine bearing of claim 1, wherein said pressing block is made of a rubber material; the outer side end surface of the pressing block is of a convex arc structure.
6. The lock-clamp marine bearing of claim 1 wherein said annular elastomer is a spring of annular configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810934958.6A CN109185216B (en) | 2018-08-16 | 2018-08-16 | Locking clamping type marine bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810934958.6A CN109185216B (en) | 2018-08-16 | 2018-08-16 | Locking clamping type marine bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109185216A CN109185216A (en) | 2019-01-11 |
| CN109185216B true CN109185216B (en) | 2020-11-24 |
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ID=64918377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810934958.6A Active CN109185216B (en) | 2018-08-16 | 2018-08-16 | Locking clamping type marine bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109185216B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331463B (en) * | 2020-10-29 | 2021-07-30 | 东台市高科技术创业园有限公司 | Locking type electronic transformer |
| CN114802336B (en) * | 2022-05-31 | 2024-01-30 | 中车制动系统有限公司 | Locking device of telescopic coupler |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009011045A1 (en) * | 2009-02-28 | 2010-09-02 | Volkswagen Ag | Bearing bush has rotationally symmetrical, particularly cylindrical base and operating bags formed in interior counter and exterior contour |
| CN107061489A (en) * | 2017-05-26 | 2017-08-18 | 蚌埠智达科技咨询有限公司 | A kind of reinforcement type ball bearing |
| CN107314113A (en) * | 2017-08-08 | 2017-11-03 | 东台市岳东橡胶密封件厂 | A kind of mechanical sealing static ring mounting structure of radial and axial double containment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204403168U (en) * | 2015-01-08 | 2015-06-17 | 瑞安市天越泵业有限公司 | Bearing housing |
| CN107289133A (en) * | 2017-08-08 | 2017-10-24 | 东台市岳东橡胶密封件厂 | A kind of screw rod adjustable rotating ring stationary ring attachment structure |
-
2018
- 2018-08-16 CN CN201810934958.6A patent/CN109185216B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009011045A1 (en) * | 2009-02-28 | 2010-09-02 | Volkswagen Ag | Bearing bush has rotationally symmetrical, particularly cylindrical base and operating bags formed in interior counter and exterior contour |
| CN107061489A (en) * | 2017-05-26 | 2017-08-18 | 蚌埠智达科技咨询有限公司 | A kind of reinforcement type ball bearing |
| CN107314113A (en) * | 2017-08-08 | 2017-11-03 | 东台市岳东橡胶密封件厂 | A kind of mechanical sealing static ring mounting structure of radial and axial double containment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109185216A (en) | 2019-01-11 |
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