CN115853912A - Independent cooling support bearing with self-adaptive axis deflection function - Google Patents
Independent cooling support bearing with self-adaptive axis deflection function Download PDFInfo
- Publication number
- CN115853912A CN115853912A CN202211531117.3A CN202211531117A CN115853912A CN 115853912 A CN115853912 A CN 115853912A CN 202211531117 A CN202211531117 A CN 202211531117A CN 115853912 A CN115853912 A CN 115853912A
- Authority
- CN
- China
- Prior art keywords
- bearing
- cooling
- base body
- side end
- bearing base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 138
- 239000010687 lubricating oil Substances 0.000 claims abstract description 38
- 239000001996 bearing alloy Substances 0.000 claims abstract description 25
- 230000001050 lubricating effect Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 239000003921 oil Substances 0.000 claims description 91
- 230000003044 adaptive effect Effects 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 6
- 238000010248 power generation Methods 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910000897 Babbitt (metal) Inorganic materials 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Landscapes
- Mounting Of Bearings Or Others (AREA)
Abstract
An independent cooling support bearing with a self-adaptive axis deflection function relates to the technical field of bearings. The invention aims to solve the problems of abnormal bearing alloy abrasion and bearing burnout easily caused when the input shaft supporting bearing and the output shaft supporting bearing of the conventional high-power generation type industrial gear transmission device operate under the working condition of inclined axis. The bearing comprises a bearing seat, a bearing base body and a bearing alloy layer, wherein the bearing alloy layer is poured on the inner surface of the bearing base body and is sleeved at the journal of a gear shaft, the bearing seat is sleeved on the outer side of the bearing base body, a lubricating oil cavity is arranged between the bearing seat and the bearing base body, the inner side end of a lubricating oil inlet is communicated with the outer side end of the lubricating oil cavity, a lubricating channel and a cooling channel are respectively arranged in the bearing base body, the outer side ends of the lubricating channel and the cooling channel are respectively communicated with the inner side end of the lubricating oil cavity, and the inner side end of the lubricating channel is communicated with a gap between the bearing alloy layer and the gear shaft. The invention is used for supporting the transmission shaft under the working condition of shaft line deflection.
Description
Technical Field
The invention relates to the technical field of bearings, in particular to an independent cooling support bearing with a self-adaptive axis deflection function.
Background
The large-power industrial gear transmission device mostly adopts a sliding support bearing which mainly plays a role of supporting a gear shaft and bearing radial load and other additional force generated by gear meshing. When the high-power generation type industrial gear transmission device works, the input shaft and the output shaft of the high-power generation type industrial gear transmission device are connected with the main shaft of the high-power main machine through the coupler, and a large hanging weight is generated at the shaft ends of the input shaft and the output shaft, namely, the coupler and the main shaft of the main machine generate a large vertical downward additional force due to the gravity, and the additional force can enable the axis of a gear shaft to deflect when the support bearing works. When a general support bearing works, the axis of the bearing and the axis of a gear shaft are in a basically parallel state, so that the inner surface of the bearing is in 'line contact' with a gear journal, the load distribution of the bearing is uniform, under the condition that the axis of the gear shaft is inclined, the inner surface of the bearing is in 'point contact' with the gear journal, the load is concentrated at the contact point, a dynamic pressure sliding oil film is not easy to form, the contact point and the gear journal are in dry friction, the bearing alloy is rapidly abraded, and the support bearing can be burnt down in severe cases.
Disclosure of Invention
The invention aims to solve the problems of abnormal bearing alloy abrasion and bearing burnout easily caused when the input shaft supporting bearing and the output shaft supporting bearing of the conventional high-power generation type industrial gear transmission device operate under the working condition of axial deviation, and further provides an independent cooling supporting bearing with a self-adaptive axial deviation function.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an independent cooling support bearing with an adaptive axis deflection function comprises a bearing seat, a bearing base body and a bearing alloy layer, wherein the bearing alloy layer is poured on the inner surface of the bearing base body and is sleeved at a shaft neck of a gear shaft, the bearing seat is sleeved on the outer side of the bearing base body, the outer side wall of the bearing seat is fixedly connected in a gear transmission device, a lubricating oil inlet hole is formed in the bearing seat, a lubricating oil cavity is formed between the bearing seat and the bearing base body, the inner side end of the lubricating oil inlet hole is communicated with the outer side end of the lubricating oil cavity, a lubricating channel and a cooling channel are respectively arranged in the bearing base body, the outer side ends of the lubricating channel and the cooling channel are respectively communicated with the inner side end of the lubricating oil cavity, the inner side end of the lubricating channel is communicated with a gap between the bearing alloy layer and the gear shaft, and the inner side end of the cooling channel is provided with a cooling oil outlet.
Furthermore, the lubricating channel comprises an oil supply hole and a bearing oil supply groove, the oil supply hole is formed in the outer circumferential side wall of the bearing base body in the radial direction, the outer side end of the oil supply hole is communicated with the inner side end of the lubricating oil cavity, the bearing oil supply groove is formed in the inner side of the oil supply hole, the inner side end of the oil supply hole is communicated with the outer side end of the bearing oil supply groove, and the inner side end of the bearing oil supply groove is communicated with a gap between the bearing alloy layer and the gear shaft.
Further, the number of the lubricating channels is two, and the two lubricating channels are oppositely arranged on the two horizontal sides of the bearing base body.
Furthermore, the cooling channel comprises a cooling oil inlet hole, a plurality of cooling long holes and a plurality of cooling oil pipes, the cooling oil inlet hole is formed in the outer circumferential side wall of the bearing base body along the radial direction, the outer side end of the cooling oil inlet hole is communicated with the inner side end of the lubricating oil cavity, the plurality of cooling long holes are uniformly distributed in the end face of the bearing base body along the circumferential direction, each cooling long hole is formed in the axial direction, every two adjacent cooling long holes are connected through the cooling oil pipes, the inner side end of the cooling oil inlet hole is communicated with the middle of one cooling long hole, and the cooling oil outlet is formed in the tail end of the cooling long hole at the outermost side.
Furthermore, the plurality of cooling long holes are sequentially connected into a serpentine passage through a plurality of cooling oil pipes.
Furthermore, the cooling long hole is connected with the cooling oil pipe through a connecting assembly.
Furthermore, the connecting assembly comprises a pipeline joint, a sealing washer, a ferrule type joint and a combined washer, the inner side end of the pipeline joint is inserted into the end part of the cooling long hole, the sealing washer is arranged between the pipeline joint and the bearing base body, the outer side end of the pipeline joint is opposite to the connecting end of the cooling oil pipe, the combined washer is arranged between the pipeline joint and the cooling oil pipe, the ferrule type joint is sleeved on the outer side of the connecting end of the cooling oil pipe, and the inner circumferential side wall of the outer side end of the ferrule type joint is in threaded connection with the outer circumferential side wall of the outer side end of the pipeline joint.
Furthermore, the cooling channel is arranged at the lower part of the bearing base body, the cooling oil inlet hole is arranged right below the bearing base body, and the plurality of cooling long holes are symmetrically arranged at two sides of the lower part of the bearing base body.
Furthermore, an outer circular ring groove is formed in the inner side wall of the bearing seat in the circumferential direction, an inner circular ring groove is formed in the outer side wall of the bearing base body in the circumferential direction, the inner circular ring groove and the outer circular ring groove are arranged correspondingly, and the inner circular ring groove and the outer circular ring groove are spliced to form a lubricating oil cavity.
Furthermore, the bearing base body sequentially comprises a supporting section, a transition section and a connecting section from inside to outside along the radial direction, the width of the supporting section is larger than that of the connecting section, the cross sections of the supporting section and the connecting section are both rectangular, and the cross section of the transition section is isosceles trapezoid.
Compared with the prior art, the invention has the following beneficial effects:
the invention provides an independent cooling support bearing with a self-adaptive axis deflection function, which can realize the self-adaptive axis deflection and quick cooling function. The independent cooling support bearing with the self-adaptive axis deflection function, which is disclosed by the invention, adopts a two-half split type stepped cylindrical bimetal structure, is provided with an independent cooling system, and has the advantages of self adjustment and quick cooling. The support bearing with self-adjusting and quick cooling capacity is provided for the input shaft and the output shaft of the high-power generation type industrial gear transmission device.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 isbase:Sub>A sectional view taken along line A-A in FIG. 1;
FIG. 3 is a schematic view of the connecting assembly of the present invention;
FIG. 4 is a sectional view taken along line B-B of FIG. 2;
the direction of the arrows in the figure indicates the flow of the lubricating oil.
Detailed Description
The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the independent cooling support bearing with the self-adaptive axis deviation function in the embodiment includes a bearing seat 1, a bearing base 3, and a bearing alloy layer 4, the bearing alloy layer 4 is poured on the inner surface of the bearing base 3 and is sleeved at the journal of the gear shaft 6, the bearing seat 1 is sleeved on the outer side of the bearing base 3, the outer side wall of the bearing seat 1 is fixedly connected in the gear transmission device, a lubricating oil inlet hole 19 is formed in the bearing seat 1, a lubricating oil cavity 2 is formed between the bearing seat 1 and the bearing base 3, the inner side end of the lubricating oil inlet hole 19 is communicated with the outer side end of the lubricating oil cavity 2, a lubricating channel and a cooling channel are respectively arranged in the bearing base 3, the outer side ends of the lubricating channel and the cooling channel are respectively communicated with the inner side end of the lubricating oil cavity 2, the inner side end of the lubricating channel is communicated with a gap between the bearing alloy layer 4 and the gear shaft 6, and the inner side end of the cooling channel is provided with a cooling oil outlet 20.
The bearing is mounted on the bearing housing 1, and plays a role of supporting the input and output gear shafts 6 in the high power generation type industrial gear transmission. The flange of the gear shaft 6 is connected with a hanging weight 8 such as a coupler, a main machine main shaft and the like through a connecting bolt 7, and because the hanging weight is large, a large vertical downward additional force is generated at the connecting flange, so that the shaft line is deflected when the bearing works. The self-adaptive axis deflection independent cooling support bearing is of a two-half split type and bimetal structure, a bearing matrix 3 is made of ZSnPb10Sn10 lead bronze material, and a bearing alloy layer 4 is made of ZSnSb11Cu6 or ZSnSb12Cu6Cd1 tin-based Babbitt alloy material. The bearing alloy layer 4 is uniformly cast on the inner surface of the bearing base body 3. The bearing base body 3 is divided into a support area 9 and an elastic area 10, and the support area 9 is used for transmitting radial load generated by gear meshing and other additional force to the bearing seat 1. The spring zone 10 functions when the axis is deflected, causing a "point contact" of the bearing inner surface with the gear journal. The elastic zone 10 can generate slight elastic deformation according to the received concentrated load, so that the inner surface of the bearing and the gear journal become in line contact, and the bearing load distribution is more uniform.
The bearing can be slightly elastically deformed, and a cooling channel is arranged in the bearing to form a cooling system, so that when the bearing works under the condition of axial deviation, the bearing is rapidly cooled, and the bearing bush burning caused by contact dry friction of a shaft neck and a bearing alloy point is prevented.
The second embodiment is as follows: referring to fig. 1 to 4, the lubricating channel of the present embodiment includes an oil supply hole 12 and a bearing oil supply groove 13, the oil supply hole 12 is formed in the outer circumferential side wall of the bearing base 3 in the radial direction, the outer end of the oil supply hole 12 communicates with the inner end of the lubricating oil chamber 2, the bearing oil supply groove 13 is formed inside the oil supply hole 12, the inner end of the oil supply hole 12 communicates with the outer end of the bearing oil supply groove 13, and the inner end of the bearing oil supply groove 13 communicates with the gap between the bearing alloy layer 4 and the gear shaft 6. Other components and connection modes are the same as those of the first embodiment.
When the self-adaptive axis deviation independent cooling support bearing works, lubricating oil enters a lubricating oil cavity 2 formed by the bearing pedestal 1 and the bearing base body 3 together from a lubricating oil inlet hole 19 and enters a bearing oil supply groove 13 through an oil supply hole 12 on the bearing base body 3. The dynamic pressure oil film is formed between the gear shaft 6 and the bearing alloy layer 4 along with the driving of the gear shaft 6, and the support bearing can work normally.
The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 4, and the number of the lubrication passages in the present embodiment is two, and the two lubrication passages are oppositely disposed on both horizontal sides of the bearing base body 3. Other components and connection modes are the same as those of the second embodiment.
The fourth concrete implementation mode: the present embodiment is described with reference to fig. 1 to 4, the cooling channel in the present embodiment includes a cooling oil inlet hole 11, a plurality of cooling long holes 5, and a plurality of cooling oil pipes 18, the cooling oil inlet hole 11 is disposed on the outer circumferential side wall of the bearing base 3 along the radial direction, the outer end of the cooling oil inlet hole 11 is communicated with the inner end of the lubricating oil cavity 2, a plurality of cooling long holes 5 are uniformly disposed on the end surface of the bearing base 3 along the circumferential direction, each cooling long hole 5 is disposed along the axial direction, each two adjacent cooling long holes 5 are connected by the cooling oil pipe 18, the inner end of the cooling oil inlet hole 11 is communicated with the middle of one cooling long hole 5, and a cooling oil outlet 20 is disposed at the end of the cooling long hole 5 at the outermost side. Other components and connection modes are the same as those of the first embodiment.
The cooling channels are arranged in a bearing region 21 at the lower part of the bearing base body 3.
The bearing base body 3 of the bearing area is independently cooled and supported by self-adaptive axis deflection and is provided with the cooling oil inlet hole 11 and the plurality of cooling long holes 5, the cooling long holes 5 are connected into an independent cooling system through hydraulic elements, heat generated during the working of the bearing can be quickly taken away, the temperature of a bearing oil film is lower during the working, and the service life of the bearing is greatly prolonged.
The cooling oil pipes 18 are connected end to form an independent closed cooling system in the bearing. The cooling oil enters from the cooling oil inlet hole 11, enters the cooling long holes 5 on two sides through the cooling long holes 5 communicated with the cooling oil inlet hole, sequentially passes through the cooling long holes and the cooling oil pipe 18, and then respectively flows out from the cooling oil outlet 20 to cool the bearing area 21 of the support bearing, so that the temperature of the bearing during operation is effectively reduced.
The fifth concrete implementation mode: referring to fig. 1 to 4, the present embodiment will be described, in which a plurality of cooling long holes 5 are connected in sequence to form a serpentine passage through a plurality of cooling oil pipes 18. The other components and the connection mode are the same as those of the fourth embodiment.
The sixth specific implementation mode: the present embodiment is described with reference to fig. 1 to 4, and the cooling slot 5 and the cooling oil pipe 18 in the present embodiment are connected by a connection assembly. The other components and the connection mode are the same as the fifth embodiment mode.
The seventh embodiment: the present embodiment is described with reference to fig. 1 to 4, and the connection assembly of the present embodiment includes a pipeline joint 14, a sealing washer 15, a ferrule type joint 16, and a combined washer 17, an inner side end of the pipeline joint 14 is inserted into an end of the cooling long hole 5, the sealing washer 15 is disposed between the pipeline joint 14 and the bearing base 3, an outer side end of the pipeline joint 14 is disposed opposite to a connection end of the cooling oil pipe 18, the combined washer 17 is disposed between the pipeline joint 14 and the cooling oil pipe 18, the ferrule type joint 16 is disposed at an outer side of the connection end of the cooling oil pipe 18, and an inner circumferential sidewall of an outer side end of the ferrule type joint 16 is in threaded connection with an outer circumferential sidewall of the outer side end of the pipeline joint 14. Other components and connection modes are the same as those of the sixth embodiment.
The specific implementation mode is eight: the present embodiment will be described with reference to fig. 1 to 4, in which the cooling passage is provided at the lower portion of the bearing base 3, the cooling oil inlet hole 11 is provided directly below the bearing base 3, and the plurality of cooling long holes 5 are symmetrically provided at both sides of the lower portion of the bearing base 3. The other components and the connection mode are the same as those of the fourth embodiment.
The specific implementation method nine: the present embodiment is described with reference to fig. 1 to 4, in the present embodiment, an outer circular ring groove 1-1 is formed on an inner side wall of a bearing seat 1 along a circumferential direction, an inner circular ring groove 3-1 is formed on an outer side wall of a bearing base body 3 along the circumferential direction, the inner circular ring groove 3-1 is arranged corresponding to the outer circular ring groove 1-1, and the inner circular ring groove 3-1 and the outer circular ring groove 1-1 are spliced to form a lubricating oil cavity 2. Other components and connection modes are the same as those of the first embodiment.
The detailed implementation mode is ten: the bearing base body 3 of the present embodiment includes a supporting section, a transition section and a connecting section in sequence from inside to outside along a radial direction, a width of the supporting section is greater than a width of the connecting section, cross-sectional shapes of the supporting section and the connecting section are both rectangular, and a cross-sectional shape of the transition section is an isosceles trapezoid. Other components and connection modes are the same as those of the first embodiment.
The bearing base body 3 is in a stepped cylindrical shape, and a supporting area 9 and an elastic area 10 are arranged at two ends of the bearing base body.
Principle of operation
The self-adaptive axis deflection independent cooling support bearing comprises a bearing base body 3, a bearing alloy layer 4, a pipeline joint 14, a sealing gasket 15, a ferrule type joint 16, a combined gasket 17 and a cooling oil pipe 18. The bearing matrix 3 is made of ZSnPb10Sn10 lead bronze material, and compared with the traditional bearing matrix material 20# steel, the material has the elastic modulus far lower than that of the 20# steel and has better elastic deformation capacity. The bearing base body 3 is divided into a support area 9 and an elastic area 10, and the support area 9 is used for transmitting radial load generated by gear meshing and other additional force to the bearing seat 1. The elastic region 10 has the function that when the axial line deflects and the inner surface of the bearing is in point contact with the gear journal, the elastic region 10 can generate slight elastic deformation according to the concentrated load due to the adoption of a material with a smaller elastic modulus and the thinner wall thickness of the position, so that the inner surface of the bearing is in line contact with the gear journal, and the load distribution of the bearing is more uniform. The bearing base material has better heat exchange efficiency, and can quickly dissipate heat generated when the support bearing works. The bearing alloy layer 4 adopts a traditional ZSnSb11Cu6 or ZSnSb12Cu6Cd1 tin-based babbitt alloy material. The bearing base body 3 of the self-adaptive axis deflection independent cooling support bearing area is provided with a cooling oil inlet hole 11 and a plurality of cooling long holes 5, the long holes are connected end to end through a pipeline joint 14, a sealing washer 15, a combined washer 17, a clamping sleeve type joint 16 and a cooling oil pipe 18, an independent closed cooling system is formed in the bearing, the support bearing area 21 can be independently cooled, the temperature of the bearing during operation is effectively reduced, and the service life of the bearing is greatly prolonged.
When the bearing works, lubricating oil enters a lubricating oil cavity 2 formed by the bearing pedestal 1 and the bearing base body 3 together from a lubricating oil inlet hole 19 and enters a bearing oil supply groove 13 through an oil supply hole 12 on the bearing base body 3. The oil enters between the gear shaft 6 and the bearing alloy layer 4 along with the driving of the gear shaft 6 to form a dynamic pressure oil film, so that the support bearing can work normally. Meanwhile, the lubricating oil is also cooling oil, enters the cooling oil inlet hole 11 through the lubricating oil cavity 2, enters an independent cooling system formed by the cooling long hole 5, the pipeline joint 14, the sealing washer 15, the combined washer 17, the ferrule type joint 16 and the cooling oil pipe 18 through the cooling long hole 5 communicated with the lubricating oil cavity, and independently cools and cools a bearing area of the support bearing.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (10)
1. An independently cooled backup bearing with adaptive axis deflection, comprising: the bearing comprises a bearing seat (1), a bearing base body (3) and a bearing alloy layer (4), wherein the bearing alloy layer (4) is poured on the inner surface of the bearing base body (3), the bearing seat is sleeved at the shaft neck of a gear shaft (6), the bearing seat (1) is sleeved on the outer side of the bearing base body (3), the outer side wall of the bearing seat (1) is fixedly connected in a gear transmission device, a lubricating oil inlet hole (19) is formed in the bearing seat (1), a lubricating oil cavity (2) is formed between the bearing seat (1) and the bearing base body (3), the inner side end of the lubricating oil inlet hole (19) is communicated with the outer side end of the lubricating oil cavity (2), a lubricating channel and a cooling channel are respectively arranged in the bearing base body (3), the outer side ends of the lubricating channel and the cooling channel are respectively communicated with the inner side end of the lubricating oil cavity (2), the inner side end of the lubricating channel is communicated with a gap between the bearing alloy layer (4) and the gear shaft (6), and the inner side end of the cooling channel is provided with a cooling oil outlet (20).
2. An independently cooled back-up bearing with adaptive axis deflection function as claimed in claim 1, wherein: the lubricating channel comprises an oil supply hole (12) and a bearing oil supply groove (13), the oil supply hole (12) is formed in the outer circumferential side wall of the bearing base body (3) along the radial direction, the outer side end of the oil supply hole (12) is communicated with the inner side end of the lubricating oil cavity (2), the bearing oil supply groove (13) is formed in the inner side of the oil supply hole (12), the inner side end of the oil supply hole (12) is communicated with the outer side end of the bearing oil supply groove (13), and the inner side end of the bearing oil supply groove (13) is communicated with a gap between the bearing alloy layer (4) and the gear shaft (6).
3. A self-contained cooling support bearing with adaptive axis deflection as claimed in claim 2, wherein: the number of the lubricating channels is two, and the two lubricating channels are oppositely arranged on the two horizontal sides of the bearing base body (3).
4. A self-contained cooling support bearing with adaptive axis deflection as claimed in claim 1, wherein: the cooling channel comprises a cooling oil inlet hole (11), a plurality of cooling long holes (5) and a plurality of cooling oil pipes (18), the cooling oil inlet hole (11) is formed in the outer circumferential side wall of the bearing base body (3) along the radial direction, the outer side end of the cooling oil inlet hole (11) is communicated with the inner side end of the lubricating oil cavity (2), the plurality of cooling long holes (5) are uniformly distributed in the end face of the bearing base body (3) along the circumferential direction, each cooling long hole (5) is arranged along the axial direction, every two adjacent cooling long holes (5) are connected through the cooling oil pipes (18), the inner side end of the cooling oil inlet hole (11) is communicated with the middle of one cooling long hole (5), and a cooling oil outlet (20) is formed in the tail end of the outermost cooling long hole (5).
5. An independently cooled back-up bearing with adaptive axis deflection function as claimed in claim 4, wherein: the plurality of cooling long holes (5) are sequentially connected into a serpentine passage through a plurality of cooling oil pipes (18).
6. An independently cooled support bearing with adaptive axis deflection as claimed in claim 5, wherein: the cooling long hole (5) is connected with the cooling oil pipe (18) through a connecting assembly.
7. An independently cooled support bearing with adaptive axis deflection as claimed in claim 6, wherein: the connecting assembly comprises a pipeline joint (14), a sealing washer (15), a ferrule type joint (16) and a combined washer (17), wherein the inner side end of the pipeline joint (14) is inserted into the end part of the cooling long hole (5), the sealing washer (15) is arranged between the pipeline joint (14) and the bearing base body (3), the outer side end of the pipeline joint (14) is opposite to the connecting end of the cooling oil pipe (18), the combined washer (17) is arranged between the pipeline joint (14) and the cooling oil pipe (18), the ferrule type joint (16) is sleeved on the outer side of the connecting end of the cooling oil pipe (18), and the inner circumferential side wall of the outer side end of the ferrule type joint (16) is in threaded connection with the outer circumferential side wall of the outer side end of the pipeline joint (14).
8. An independently cooled support bearing with adaptive axis deflection as claimed in claim 4, wherein: the cooling channel is arranged at the lower part of the bearing base body (3), the cooling oil inlet hole (11) is arranged right below the bearing base body (3), and the plurality of cooling long holes (5) are symmetrically arranged at two sides of the lower part of the bearing base body (3).
9. A self-contained cooling support bearing with adaptive axis deflection as claimed in claim 1, wherein: the bearing comprises a bearing base body (3) and is characterized in that an outer circular groove (1-1) is formed in the inner side wall of the bearing base body (1) along the circumferential direction, an inner circular groove (3-1) is formed in the outer side wall of the bearing base body (3) along the circumferential direction, the inner circular groove (3-1) and the outer circular groove (1-1) are arranged correspondingly, and the inner circular groove (3-1) and the outer circular groove (1-1) are spliced into a lubricating oil cavity (2).
10. A self-contained cooling support bearing with adaptive axis deflection as claimed in claim 1, wherein: the bearing base body (3) sequentially comprises a supporting section, a transition section and a connecting section from inside to outside along the radial direction, the width of the supporting section is larger than that of the connecting section, the cross sections of the supporting section and the connecting section are rectangular, and the cross section of the transition section is isosceles trapezoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211531117.3A CN115853912B (en) | 2022-11-30 | 2022-11-30 | Independent cooling support bearing with self-adaptive axis deflection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211531117.3A CN115853912B (en) | 2022-11-30 | 2022-11-30 | Independent cooling support bearing with self-adaptive axis deflection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115853912A true CN115853912A (en) | 2023-03-28 |
| CN115853912B CN115853912B (en) | 2024-04-16 |
Family
ID=85668987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211531117.3A Active CN115853912B (en) | 2022-11-30 | 2022-11-30 | Independent cooling support bearing with self-adaptive axis deflection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115853912B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09203412A (en) * | 1996-01-25 | 1997-08-05 | Mitsubishi Heavy Ind Ltd | Sliding bearing for engine |
| CN102678767A (en) * | 2011-12-24 | 2012-09-19 | 河南科技大学 | Radiating method for rolling bearing |
| CN109340268A (en) * | 2018-10-31 | 2019-02-15 | 中船动力研究院有限公司 | A kind of bearing support assembly |
| CN212297302U (en) * | 2020-07-31 | 2021-01-05 | 江苏华帝海洋工程设备制造有限公司 | Waist installation intermediate bearing of ship main propulsion shafting |
| CN213017326U (en) * | 2020-07-23 | 2021-04-20 | 东台市远洋船舶配件有限公司 | Double-cooling middle bearing structure for ship |
| CN215334007U (en) * | 2021-06-24 | 2021-12-28 | 广州市研理复合材料科技有限公司 | Self-aligning ball axis deviation correction type medium liquid lubrication guide bearing |
| CN217207381U (en) * | 2022-03-29 | 2022-08-16 | 东台船用配件有限公司 | Temperature-controlled lubricating intermediate bearing |
-
2022
- 2022-11-30 CN CN202211531117.3A patent/CN115853912B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09203412A (en) * | 1996-01-25 | 1997-08-05 | Mitsubishi Heavy Ind Ltd | Sliding bearing for engine |
| CN102678767A (en) * | 2011-12-24 | 2012-09-19 | 河南科技大学 | Radiating method for rolling bearing |
| CN109340268A (en) * | 2018-10-31 | 2019-02-15 | 中船动力研究院有限公司 | A kind of bearing support assembly |
| CN213017326U (en) * | 2020-07-23 | 2021-04-20 | 东台市远洋船舶配件有限公司 | Double-cooling middle bearing structure for ship |
| CN212297302U (en) * | 2020-07-31 | 2021-01-05 | 江苏华帝海洋工程设备制造有限公司 | Waist installation intermediate bearing of ship main propulsion shafting |
| CN215334007U (en) * | 2021-06-24 | 2021-12-28 | 广州市研理复合材料科技有限公司 | Self-aligning ball axis deviation correction type medium liquid lubrication guide bearing |
| CN217207381U (en) * | 2022-03-29 | 2022-08-16 | 东台船用配件有限公司 | Temperature-controlled lubricating intermediate bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115853912B (en) | 2024-04-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10859113B2 (en) | Bearing arrangement for fluid machinery application | |
| US3004804A (en) | Pivoted shoe bearing with force-feed lubrication | |
| US10329952B2 (en) | Bearing assembly, in particular for a turbomachine, and turbomachine having such a bearing assembly | |
| US4300808A (en) | Tilting-pad bearings | |
| CN111577765B (en) | Static pressure type radial gas bearing structure | |
| JP2001124062A (en) | Tilting pad bearing device | |
| US20240002963A1 (en) | Improved blast furnace distributing device with nitrogen sealing structure | |
| CN115853912A (en) | Independent cooling support bearing with self-adaptive axis deflection function | |
| JP5599786B2 (en) | Roll line in continuous forming machine | |
| WO2021129425A1 (en) | Air bearing, rotor system, and microturbine | |
| CN114575930B (en) | Supporting structure for intermediate fulcrum outer ring of engine | |
| CN218760982U (en) | Novel heavy-load bearing system | |
| CN221003512U (en) | High-temperature-resistant clutch release bearing | |
| CN215890833U (en) | High-precision machine tool cooling device | |
| CN217964416U (en) | Water-cooling roller device of withdrawal and straightening machine | |
| CN220268210U (en) | Large-scale generator tilting pad sliding bearing capable of aligning | |
| CN215927778U (en) | Octagonal bushing structure for rotor pump | |
| CN211875261U (en) | Valve assembly | |
| CN217029232U (en) | Bearing cooling structure, bearing, compressor and refrigeration equipment | |
| CN215391861U (en) | Flywheel structure of high-speed punch press | |
| CN115789108A (en) | High-speed copper-based support bearing with rapid cooling function | |
| US20230366393A1 (en) | Bent axis plunger-type variable hydraulic motor pump | |
| RU2200916C2 (en) | Turbine expansion engine (versions) | |
| JP5244762B2 (en) | Thrust bearing | |
| CN216199920U (en) | Anti-vibration type efficient bearing cooler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |