CN217207381U - Temperature-controlled lubricating intermediate bearing - Google Patents
Temperature-controlled lubricating intermediate bearing Download PDFInfo
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- CN217207381U CN217207381U CN202220701528.1U CN202220701528U CN217207381U CN 217207381 U CN217207381 U CN 217207381U CN 202220701528 U CN202220701528 U CN 202220701528U CN 217207381 U CN217207381 U CN 217207381U
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- oil inlet
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
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Abstract
The utility model discloses a temperature-controlled lubricating intermediate bearing, which comprises a bearing base, a bearing seat cover and a bearing bush arranged between the bearing base and the bearing seat cover, wherein oil tanks are arranged at the left end and the right end of the bearing bush, an oil inlet joint is arranged on the upper side hole wall of the bearing bush, the oil inlet joint is communicated with the inner wall of the bearing bush through an oil inlet channel on the hole wall of the bearing bush, and an oil outlet joint is arranged at the bottom of the oil tank; the oil inlet connector is communicated with a liquid outlet of the oil pump, a liquid inlet of the oil pump is communicated with an external oil tank, the oil outlet connector is communicated with the external oil tank, and the external oil tank is provided with a heat exchange device. Adopt the utility model discloses a lubricated intermediate bearing of accuse temperature not only has good lubricated effect, and the operating temperature that moreover can effective control intermediate bearing is in the ideal scope.
Description
Technical Field
The utility model relates to a marine accessory especially relates to an intermediate bearing in boats and ships propulsion shafting.
Background
The intermediate bearing is a main supporting unit of a ship shafting, bears larger load in the working process, and the quality of the working performance of the intermediate bearing directly influences the quality of the dynamic performance of the ship propulsion system. The intermediate bearing passes through lubricating oil and produces the lubricating oil film between axle bush and jackshaft, lubricating oil still plays the cooling radiating action to the axle bush temperature in the intermediate bearing course of operation, its heat dissipation is gone on through the oil tank that is located the intermediate bearing both ends usually, when the intermediate bearing is rotatory, install the epaxial upper portion that is taken lubricating oil to the oil tank with the disc that throws oil that is located the oil tank in with, pour into the inside of axle bush with lubricating oil through collection oil device, the inside outside of oil tank is equipped with twice oil scraper ring, prevent effectively that the lubricating oil from flowing to the jackshaft. The both ends of oil tank are equipped with the fin, have increased the heat radiating area of oil tank, have improved the radiating effect of oil tank, and like this, the oil tank of both sides is from both ends for the axle bush fuel feeding, makes the axle bush fully lubricated to take away the axle bush heat, reduce axle bush operating temperature, prolong the life of bearing. However, when the ambient temperature of the cabin in which the intermediate bearing is located is high, it is difficult to achieve an ideal heat dissipation effect by such a structural form of natural heat dissipation using the oil tank. In addition, when the ship is started in a low-temperature state, the environment temperature of the intermediate shaft is low, the fluidity of lubricating oil is poor in the low-temperature state, a lubricating oil film cannot be formed in time, and the bearing bush is easy to wear, so that the working performance of the intermediate bearing is also influenced.
SUMMERY OF THE UTILITY MODEL
The above-mentioned not enough to prior art exists, the utility model aims to solve the technical problem that a lubricated intermediate shaft of accuse temperature is provided, it not only has good lubricated effect, and the operating temperature that can effective control intermediate shaft holds is in the range of ideal moreover.
In order to solve the technical problem, the temperature-controlled lubricating intermediate bearing comprises a bearing base, a bearing seat cover and a bearing bush arranged between the bearing base and the bearing seat cover, wherein oil tanks are arranged at the left end and the right end of the bearing bush respectively, an oil inlet joint is arranged on the upper side hole wall of the bearing bush, the oil inlet joint is communicated with the inner wall of the bearing bush through an oil inlet channel on the hole wall of the bearing bush, and an oil outlet joint is arranged at the bottom of the oil tank; the oil inlet connector is communicated with a liquid outlet of the oil pump, a liquid inlet of the oil pump is communicated with an external oil tank, the oil outlet connector is communicated with the external oil tank, and the external oil tank is provided with a heat exchange device.
In the structure, because the oil inlet joint is arranged on the upper side hole wall of the bearing bush, the oil inlet joint is communicated with the inner wall of the bearing bush through an oil inlet channel on the hole wall of the bearing bush, the oil inlet joint is communicated with the liquid outlet of the oil pump, the liquid inlet of the oil pump is communicated with the external oil tank, the lubrication of the bearing bush directly provides lubricating oil through the oil inlet joint, the provided lubricating oil is pumped from the external oil tank by the oil pump with proper pressure, compared with the passive oil supply mode that the lubricating oil is injected into the bearing bush through the oil thrower and the oil collecting device in the prior art, on one hand, the oil supply is more ensured, the obstacles such as insufficient oil supply and the like can not exist, the lubricating oil has good lubricating effect, on the other hand, the lubricating oil can enter the bearing bush after being cooled by the external oil tank, the heat dissipation effect through the oil tank wall is better compared with the prior art, the temperature of the provided lubricating oil can not be influenced by the ambient temperature, the heat dissipation effect of the intermediate bearing is reliably ensured.
And because the bottom of the oil tank is provided with the oil outlet joint which is communicated with the external oil tank, the lubricating oil injected from the oil inlet joint provides lubrication for the bearing bush, flows into the oil tank and flows back into the external oil tank through the oil outlet joint, and simultaneously takes away heat generated in the working process of the bearing bush and the intermediate shaft, so that the lubricating oil with higher temperature cannot be continuously gathered in the oil tank, and the working temperature of the intermediate bearing is effectively controlled.
Furthermore, because the heat exchange device is arranged on the external oil tank, the lubricating oil with higher temperature flowing back into the external oil tank from the oil outlet joint can be cooled by the heat exchange device, after the lubricating oil after being cooled is injected into the bearing bush through the oil inlet joint by the oil pump, the cooling and heat dissipation effects on the bearing bush are better, and the lubricating oil can be kept at relatively stable ideal working temperature by the heat exchange device, so that the working temperature of the intermediate bearing can be effectively controlled within an ideal range, namely, the heat exchange device can cool and dissipate heat for the intermediate bearing, when the ship is started in a low-temperature state and the environment temperature of the intermediate shaft is lower, the heating device in the external oil tank can supply the lubricating oil with lower temperature, the fluidity of the lubricating oil is improved, the lubricating oil film is more favorably formed, and the abrasion of the bearing bush in the low-temperature starting state is reduced, the working performance and the service life of the intermediate bearing are improved.
The utility model discloses a preferred embodiment, the axle bush is upper and lower subdivision structure, the oil feed joint is installed on the upside pore wall of the first half of axle bush. By adopting the embodiment, the bearing bush with the upper and lower split structures can facilitate the use, maintenance and repair of the intermediate bearing.
The utility model discloses a another kind of preferred embodiment both ends are equipped with the inlet port respectively about axle bush upside pore wall, and this inlet port radially sets up along the axle bush, two the oil feed connects the outer port of installing at this inlet port respectively, and the inner port of inlet port is located the axle bush inner wall. By adopting the embodiment, the supply of lubricating oil on the whole axial length of the bearing bush can be ensured, and the lubricating effect is ensured.
The utility model discloses a preferred embodiment still be equipped with the oil feed intercommunicating pore on the lateral wall on the axle bush, this oil feed intercommunicating pore leads to with two inlet ports. By adopting the embodiment, the lubricating oil provided by the two oil inlet joints can enter the inner wall of the bearing bush at the same pressure through the oil inlet communicating hole, so that the left end and the right end of the bearing bush achieve the consistent lubricating effect.
The utility model discloses further preferred embodiment, the oil tank is upper and lower subdivision structure, the bottom in the oil tank lower half is installed in the oil outlet joint. By adopting the embodiment, the oil tank with the vertically split structure can facilitate the use, maintenance and repair of the intermediate bearing.
In another preferred embodiment of the present invention, the heat exchanger is a cooling coil installed in an external oil tank. By adopting the embodiment, the cooling medium is introduced into the cooling coil, so that the lubricating oil can be well cooled and radiated.
The utility model discloses still further preferred embodiment, cooling heat transfer device is the semiconductor heat exchanger of installing on external oil tank wall. When direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, the two ends of the galvanic couple can absorb heat and emit heat respectively, so that one end of each end of the galvanic couple is a hot end, the other end of each end of the galvanic couple is a cold end, and when one end of each end of the galvanic couple is connected with the wall of an external oil tank, lubricating oil in the external oil tank can be cooled and dissipated, and when the other end of the galvanic couple is connected with the wall of the external oil tank, the lubricating oil in the external oil tank can absorb heat and heat, the semiconductor heat exchangers in the two different installation forms are controlled respectively, and the lubricating oil in the external oil tank can be subjected to temperature control according to needs, so that the working temperature of the middle bearing can be effectively controlled within an ideal range.
Drawings
The temperature-controlled lubrication intermediate bearing of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a specific embodiment of the temperature-controlled lubricating intermediate bearing of the present invention.
In the figure: 1-external oil tank, 2-oil pump, 3-heat exchange device, 4-oil outlet joint, 5-oil tank, 6-oil inlet hole, 7-oil inlet joint, 8-bearing bush, 9-bearing base, 10-bearing base cover and 11-oil inlet communicating hole.
Detailed Description
In the temperature-controlled lubricating intermediate bearing shown in fig. 1, a bearing pedestal 9 and a bearing pedestal cover 10 are combined into a bearing pedestal of the intermediate bearing, a bearing bush 8 is installed between the bearing pedestal 9 and the bearing pedestal cover 10, and oil tanks 5 are hermetically installed at the left end and the right end of the bearing bush 8. An oil inlet joint 7 is installed on the hole wall of the upper side of the bearing bush 8, the oil inlet joint 7 is communicated with the inner wall of the bearing bush 8 through an oil inlet channel on the hole wall of the bearing bush 8, the oil inlet joint 7 is communicated with a liquid outlet of the oil pump 2, a liquid inlet of the oil pump 2 is communicated with the external oil tank 1, an oil outlet joint 4 is installed at the bottom of the oil tank 5, and the oil outlet joint 4 is communicated with the external oil tank 1; be equipped with heat transfer device 3 on external oil tank 1, make the lubrication of axle bush 8 realize through oil feed joint 7 by the direct lubricating oil that provides to adjust and control to appropriate temperature through heat transfer device 3 in external oil tank 1 of oil pump 2, lubricate and absorb heat the cooling to axle bush 8 in normal working process, or improve the lubricity through the lubricating oil of appropriate temperature of heat transfer device 3 regulation and control at low temperature starting state, reduce the wearing and tearing of axle bush 8, guarantee the working property of middle bearing, the lubricating oil that pours into the middle bearing flows back to external oil tank 1 in through the play oil joint 4 of oil tank 5 bottom, circulate after controlling the temperature by heat transfer device 3 heat transfer.
As a preferred embodiment, the bearing bush 8 is of an up-and-down split structure, the oil inlet joint 7 is installed on the upper side hole wall of the upper half part of the bearing bush 8, the left end and the right end of the upper side hole wall of the bearing bush 8 are respectively provided with the oil inlet holes 6, the oil inlet holes 6 are radially arranged along the bearing bush 8, two oil inlet joints 7 are respectively installed at the outer ports of the oil inlet holes 6, the inner ports of the oil inlet holes 6 are positioned on the inner wall of the bearing bush 8, the oil inlet holes 6 are oil inlet channels on the bearing bush 8, the upper side wall of the bearing bush 8 can also be provided with the oil inlet communicating holes 11, the oil inlet communicating holes 11 are communicated with the two oil inlet holes 6, and the oil inlet communicating holes 11 and the oil inlet holes 6 jointly form the oil inlet channels on the bearing bush 8; the oil tank 5 is of an up-down split structure, and the oil outlet joint 4 is arranged at the bottom of the lower half part of the oil tank 5; the heat exchange device 3 is a semiconductor heat exchanger arranged on the wall of the external oil tank 1, a plurality of semiconductor heat exchangers can adopt two different installation forms, one is that the cold end of the heat exchange device is connected with the wall of the external oil tank 1 to cool and radiate lubricating oil in the external oil tank 1, the other is that the hot end of the heat exchange device is connected with the wall of the external oil tank 1 to absorb heat of the lubricating oil in the external oil tank 1 to heat, so that the temperature of the lubricating oil in the external oil tank 1 can be controlled according to the requirement, and the working temperature of the middle bearing can be further effectively controlled within an ideal range.
The above description has been presented only for the purpose of illustrating certain preferred embodiments of the invention, and it is not to be taken as a limitation on the invention, as many modifications and variations are possible. For example, the heat exchanging device 3 may not be a semiconductor heat exchanger installed on the wall of the external oil tank 1, but may be simply a cooling coil installed in the external oil tank 1, and the cooling coil is used to cool the lubricating oil with a higher temperature that is returned to the external oil tank 1 through the oil outlet joint 4 after lubricating the bearing 8 and absorbing heat and cooling in the normal working process, and regulate the temperature to a proper lower temperature range for recycling. Therefore, any improvement and changes made on the basis of the basic principle of the present invention should be considered as falling within the protection scope of the present invention.
Claims (7)
1. The utility model provides a lubricated intermediate bearing of accuse temperature, includes bearing pedestal (9), bearing housing lid (10), installs axle bush (8) between bearing pedestal (9) and bearing housing lid (10), all installs oil tank (5), its characterized in that at both ends about axle bush (8): an oil inlet joint (7) is mounted on the wall of the upper side hole of the bearing bush (8), the oil inlet joint (7) is communicated with the inner wall of the bearing bush (8) through an oil inlet channel on the wall of the bearing bush (8), the oil inlet joint (7) is communicated with a liquid outlet of the oil pump (2), and a liquid inlet of the oil pump (2) is communicated with the external oil tank (1); an oil outlet joint (4) is arranged at the bottom of the oil tank (5), and the oil outlet joint (4) is communicated with an external oil tank (1); the external oil tank (1) is provided with a heat exchange device (3).
2. The temperature-controlled lubricated intermediate bearing according to claim 1, wherein: the bearing bush (8) is of an up-and-down split structure, and the oil inlet joint (7) is installed on the upper side hole wall of the upper half part of the bearing bush (8).
3. The temperature-controlled lubricated intermediate bearing according to claim 1 or 2, wherein: the oil inlet structure is characterized in that oil inlet holes (6) are respectively formed in the left end and the right end of the wall of the upper side of the bearing bush (8), the oil inlet holes (6) are radially arranged along the bearing bush (8), two oil inlet connectors (7) are respectively installed at the outer end openings of the oil inlet holes (6), and the inner end openings of the oil inlet holes (6) are located on the inner wall of the bearing bush (8).
4. The temperature-controlled lubricated intermediate bearing according to claim 3, wherein: and an oil inlet communicating hole (11) is formed in the upper side wall of the bearing bush (8), and the oil inlet communicating hole (11) is communicated with the two oil inlet holes (6).
5. The temperature-controlled lubricated intermediate bearing according to claim 1, wherein: the oil tank (5) is of an up-down split structure, and the oil outlet joint (4) is installed at the bottom of the lower half part of the oil tank (5).
6. The temperature-controlled lubricated intermediate bearing according to claim 1, wherein: the heat exchange device (3) is a cooling coil arranged in the external oil tank (1).
7. The temperature-controlled lubricated intermediate bearing according to claim 1, wherein: the heat exchange device (3) is a semiconductor heat exchanger arranged on the wall of the external oil tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220701528.1U CN217207381U (en) | 2022-03-29 | 2022-03-29 | Temperature-controlled lubricating intermediate bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220701528.1U CN217207381U (en) | 2022-03-29 | 2022-03-29 | Temperature-controlled lubricating intermediate bearing |
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| Publication Number | Publication Date |
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| CN217207381U true CN217207381U (en) | 2022-08-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220701528.1U Active CN217207381U (en) | 2022-03-29 | 2022-03-29 | Temperature-controlled lubricating intermediate bearing |
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| CN (1) | CN217207381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853912A (en) * | 2022-11-30 | 2023-03-28 | 中国船舶集团有限公司第七0三研究所 | Independent cooling support bearing with self-adaptive axis deflection function |
-
2022
- 2022-03-29 CN CN202220701528.1U patent/CN217207381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853912A (en) * | 2022-11-30 | 2023-03-28 | 中国船舶集团有限公司第七0三研究所 | Independent cooling support bearing with self-adaptive axis deflection function |
| CN115853912B (en) * | 2022-11-30 | 2024-04-16 | 中国船舶集团有限公司第七0三研究所 | Independent cooling support bearing with self-adaptive axis deflection function |
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