CN220452487U - High-pressure jacking structure of supporting bearing - Google Patents
High-pressure jacking structure of supporting bearing Download PDFInfo
- Publication number
- CN220452487U CN220452487U CN202322074807.7U CN202322074807U CN220452487U CN 220452487 U CN220452487 U CN 220452487U CN 202322074807 U CN202322074807 U CN 202322074807U CN 220452487 U CN220452487 U CN 220452487U
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- hole
- mounting hole
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- oil pipe
- jacking
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- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 52
- 239000010687 lubricating oil Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model relates to a high-pressure jacking structure of a thrust bearing, which comprises a bearing body, an inclinable pad arranged on the bearing body and a jacking oil pipe, wherein the bearing body is provided with a plurality of support grooves; the bearing body is provided with a first mounting hole, and the tilting pad is provided with a second mounting hole and an oil delivery hole; the first mounting hole, the second mounting hole and the oil delivery hole are coaxially arranged, and an included angle is formed between the first mounting hole, the second mounting hole and the oil delivery hole and the axial direction of the bearing body; one end of the second mounting hole, which is close to the bearing body, is communicated with the first mounting hole, and the other end of the second mounting hole is communicated with the oil delivery hole; the aperture of the second mounting hole is smaller than that of the first mounting hole and is matched with the outer diameter of one end of the jacking oil pipe; one end of the jacking oil pipe penetrates through the first mounting hole to be connected with the second mounting hole, an inner hole of the jacking oil pipe is communicated with the oil conveying hole, and the other end of the jacking oil pipe is arranged outside the first mounting hole and is used for being connected with an external oil conveying pipeline. Because the inclined jacking oil pipe is adopted, the jacking oil pipe cannot interfere with the thrust disc during installation, and reliable installation of the jacking oil pipe is realized.
Description
Technical Field
The utility model relates to a high-pressure jacking structure of a bearing, in particular to a high-pressure jacking structure of a supporting bearing.
Background
Because of the lubrication requirement, the supporting bearing is usually required to be connected with an external oil pipeline through an jacking oil pipe to add lubricating oil to the tilting pad in the supporting bearing, so that the lubrication coefficient of the supporting bearing in the working process is ensured to meet the use requirement, and the service life of the supporting bearing is prolonged.
The prior high-pressure jacking structure of the thrust bearing is shown in fig. 1, and comprises a bearing body 01, a tilting pad 02 and a jacking oil pipe 03 which is horizontally arranged on the tilting pad 02; the oil pipeline is connected with the outside through the jacking oil pipe 03, so that lubricating oil can be conveyed into the tilting pad 02 through the jacking oil pipe 03, and a lubricating effect is achieved.
However, for some thrust bearings respectively provided with thrust plates at both sides of the tilting pad 02, the thrust plates cannot continue to install the jacking oil pipe in the horizontal direction due to the restriction of the thrust plates, so that the tilting pad 02 cannot be lubricated effectively.
Disclosure of Invention
The utility model aims to solve the technical problem that the existing supporting bearing with thrust plates arranged on two sides of a tilting pad cannot continuously install an oil jacking pipe in the horizontal direction due to the limitation of the thrust plates, so that the tilting pad cannot be effectively lubricated, and provides a high-pressure jacking structure of the supporting bearing.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a high-pressure jacking structure of a thrust bearing comprises a bearing body, an inclinable pad arranged on the bearing body and a jacking oil pipe;
the special feature is that:
the bearing body is provided with a first mounting hole, and the tilting pad is provided with a second mounting hole and an oil delivery hole; the first mounting hole, the second mounting hole and the oil delivery hole are coaxially arranged, the axes of the first mounting hole, the second mounting hole and the oil delivery hole are intersected with the axis of the bearing body, and an included angle is formed between the axes of the first mounting hole, the second mounting hole and the oil delivery hole and the axial direction of the bearing body; one end, close to the bearing body, of the second mounting hole is communicated with the first mounting hole, and the other end of the second mounting hole is communicated with the oil conveying hole;
one end of the jacking oil pipe penetrates through the first mounting hole to be connected with the second mounting hole, an inner hole of the jacking oil pipe is communicated with the oil conveying hole, and the other end of the jacking oil pipe is arranged outside the first mounting hole and is used for being connected with an external oil conveying pipeline.
Further, the outer peripheral surface of the jacking oil pipe comprises a small-diameter section, a conical section and a large-diameter section; the large-diameter end of the conical section is connected with the large-diameter section, and the small-diameter end is connected with the small-diameter section;
the first mounting hole is a stepped hole and comprises a first sub-hole and a second sub-hole which are sequentially arranged along the direction from the tilting pad to the tilting pad, wherein the aperture of the first sub-hole is larger than that of the second sub-hole and larger than that of the large-diameter section of the jacking oil pipe; the aperture of the second sub-hole is larger than the diameter of the small-diameter section;
the large-diameter section of the jacking oil pipe is arranged outside the first sub-hole and is used for connecting an external oil pipeline; the conical section of the jacking oil pipe is arranged in the first sub hole; one end of the small-diameter section of the jacking oil pipe, which is far away from the conical section, sequentially penetrates through the first sub-hole and the second sub-hole to be connected in the second mounting hole.
Further, the second mounting hole is a stepped hole and comprises a third sub-hole and a fourth sub-hole; the third sub-hole is connected with the second sub-hole, and the apertures of the third sub-hole and the second sub-hole are equal; the aperture of the fourth sub-hole is smaller than that of the third sub-hole, the fourth sub-hole is a threaded hole, and an external thread is arranged on the outer peripheral surface of one end, far away from the conical section, of the small-diameter section of the jacking oil pipe;
and the small-diameter section of the jacking oil pipe is in threaded connection with a fourth sub-hole in the second mounting hole.
Further, the included angle between the axial directions of the first mounting hole, the second mounting hole and the oil transmission hole and the axial direction of the bearing body is 40-50 degrees.
Further, the included angle between the axial directions of the first mounting hole, the second mounting hole and the oil transmission hole and the axial direction of the bearing body is 45 degrees.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the first mounting hole is obliquely formed in the bearing body, and the second mounting hole is obliquely formed in the tilting pad, so that the jacking oil pipe can be mounted from the tilting direction, the characteristic of larger volume of the combined bearing is fully utilized, and the reliable mounting of the jacking oil pipe is realized.
2. According to the utility model, the first sub-hole and the second sub-hole are designed to be larger than the outer diameters of the large-diameter section and the small-diameter section of the jacking oil pipe, so that the swinging requirement of the tilting pad is met.
3. According to the utility model, through designing the threaded connection between the jacking oil pipe and the second mounting hole, on one hand, the connection between the jacking oil pipe and the tilting pad can be facilitated, and on the other hand, the leakage of lubricating oil can be prevented.
Drawings
FIG. 1 is a schematic structural view of a high-pressure jacking structure of a conventional thrust bearing;
fig. 2 is a schematic structural view of an embodiment of the present utility model.
In the figure: 01-bearing body, 02-tilting pad, 03-lifting oil pipe;
1-second mounting hole, 2-oil delivery hole, 3-first sub-hole, 4-second sub-hole.
Detailed Description
In order to make the objects, advantages and features of the present utility model more apparent, the following describes in further detail the high pressure jacking structure of a thrust bearing according to the present utility model with reference to the accompanying drawings and specific embodiments. The advantages and features of the present utility model will become more apparent from the following detailed description.
The present embodiment provides a high-pressure jacking structure of a thrust bearing, referring to fig. 2, including a bearing body 01, a tilting pad 02 mounted on the bearing body 01, and a jacking oil pipe 03.
In order to install the jacking oil pipe 03, in the embodiment, a first installation hole is formed in a bearing body 01, and a second installation hole 1 and an oil delivery hole 2 are formed in a tilting pad 02; the first mounting hole, the second mounting hole 1 and the oil delivery hole 2 are coaxially arranged, the axes of the first mounting hole, the second mounting hole 1 and the oil delivery hole 2 are intersected with the axis of the bearing body (01), and included angles are formed in the axes of the bearing body 01, the included angles are generally 30-60 degrees, the preferable range is 40-50 degrees, and the bearing can be specifically arranged according to specific bearing body 01 structures; in this embodiment, the value of the included angle is specifically 45 °.
One end of the second mounting hole 1, which is close to the bearing body 01, is communicated with the first mounting hole, and the other end is communicated with the oil delivery hole 2; the aperture of the oil delivery hole 2 is matched with the aperture of the inner hole of the jacking oil pipe 03; specifically, in this embodiment, since the tilting pad 02 swings with a small amplitude during operation, the jacking oil pipe 03 is driven to swing, and in order to adapt to the swing, the first mounting hole and the second mounting hole 1 are adaptively designed according to the peripheral structure of the jacking oil pipe 03; the outer peripheral surface of the jacking oil pipe 03 used in the embodiment comprises a large-diameter section, a conical section and a small-diameter section; the large-diameter end of the conical section is connected with the large-diameter section, and the small-diameter end of the conical section is connected with the small-diameter section; in order to meet the swinging requirement, in the embodiment, the first mounting hole is designed to be a stepped hole, specifically, the first mounting hole comprises a first sub-hole 3 and a second sub-hole 4 which are sequentially arranged along the direction from the tilting pad 02 to the tilting pad 02, and the aperture of the first sub-hole 3 is larger than that of the second sub-hole 4 and is larger than the diameter of the large-diameter section of the jacking oil pipe 03; the aperture of the second sub-hole 4 is larger than the diameter of the small-diameter section; one end of the large-diameter section of the jacking oil pipe 03, which is far away from the conical section, is arranged outside the first sub-hole 3 and is connected with an external oil pipeline, the conical section is arranged in the first sub-hole 3, and one end of the small-diameter section, which is far away from the conical section, sequentially passes through the first sub-hole 3 and the second sub-hole 4 and is connected in the second mounting hole 1; in order to realize the fastening connection of the small-diameter section and the tilting pad 02 and prevent the leakage of lubricating oil, in the embodiment, an external thread is arranged on the outer peripheral surface of the output end of the small-diameter section of the jacking oil pipe 03, and the second mounting hole 1 is a stepped hole and comprises a third sub-hole and a fourth sub-hole; the third sub-hole is connected with the second sub-hole, and the apertures of the third sub-hole and the second sub-hole are equal; the aperture of the fourth sub-hole is smaller than that of the third sub-hole, and the fourth sub-hole is provided with a threaded hole, so that the small-diameter section of the jacking oil pipe 03 is in threaded connection with the fourth sub-hole in the second mounting hole 1, and the sealing connection effect is achieved; of course, in other embodiments of the present utility model, other snap-type sealing connection structures may be used.
Claims (5)
1. The high-pressure jacking structure of the thrust bearing comprises a bearing body (01), an inclinable pad (02) arranged on the bearing body (01) and a jacking oil pipe (03);
the method is characterized in that:
the bearing body (01) is provided with a first mounting hole, and the tilting pad (02) is provided with a second mounting hole (1) and an oil delivery hole (2); the first mounting hole, the second mounting hole (1) and the oil delivery hole (2) are coaxially arranged, the axes of the first mounting hole and the second mounting hole are intersected with the axis of the bearing body (01), and an included angle is arranged between the first mounting hole and the axis of the bearing body (01), and the included angle is 30-60 degrees; one end, close to the bearing body (01), of the second mounting hole (1) is communicated with the first mounting hole, and the other end is communicated with the oil conveying hole (2);
one end of the jacking oil pipe (03) penetrates through the first mounting hole to be connected with the second mounting hole (1), an inner hole of the jacking oil pipe is communicated with the oil conveying hole (2), and the other end of the jacking oil pipe is arranged outside the first mounting hole and is used for being connected with an external oil conveying pipeline.
2. The high-pressure jacking structure of a thrust bearing of claim 1, wherein:
the outer peripheral surface of the jacking oil pipe (03) comprises a small-diameter section, a conical section and a large-diameter section; the large-diameter end of the conical section is connected with the large-diameter section, and the small-diameter end is connected with the small-diameter section;
the first mounting hole is a stepped hole and comprises a first sub-hole (3) and a second sub-hole (4) which are sequentially arranged along the direction from the tilting pad (02) to the tilting pad (02), wherein the aperture of the first sub-hole (3) is larger than that of the second sub-hole (4) and larger than that of the large-diameter section of the jacking oil pipe (03); the aperture of the second sub-hole (4) is larger than the diameter of the small-diameter section;
one end of the large-diameter section of the jacking oil pipe (03) far away from the conical section is arranged outside the first sub-hole (3) and is used for connecting an external oil pipeline; the conical section of the jacking oil pipe (03) is arranged in the first sub-hole (3); one end of the small-diameter section of the jacking oil pipe (03), which is far away from the conical section, sequentially passes through the first sub-hole (3) and the second sub-hole (4) to be connected in the second mounting hole (1).
3. The high-pressure jacking structure of a thrust bearing according to claim 2, wherein:
the second mounting hole (1) is a stepped hole and comprises a third sub-hole and a fourth sub-hole; the third sub-hole is connected with the second sub-hole (4), and the apertures of the third sub-hole and the second sub-hole are equal; the aperture of the fourth sub-hole is smaller than that of the third sub-hole, the fourth sub-hole is a threaded hole, and an external thread is arranged on the outer peripheral surface of one end, far away from the conical section, of the small-diameter section of the jacking oil pipe (03);
the small-diameter section of the jacking oil pipe (03) is in threaded connection with a fourth sub-hole in the second mounting hole (1).
4. A high pressure jacking construction of a thrust bearing according to any one of claims 1-3, wherein:
the included angle between the axial directions of the first mounting hole, the second mounting hole (1) and the oil conveying hole (2) and the axial direction of the bearing body (01) is 40-50 degrees.
5. The high-pressure jacking structure of a thrust bearing of claim 4, wherein:
the included angle between the axial directions of the first mounting hole, the second mounting hole (1) and the oil conveying hole (2) and the axial direction of the bearing body (01) is 45 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322074807.7U CN220452487U (en) | 2023-08-03 | 2023-08-03 | High-pressure jacking structure of supporting bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322074807.7U CN220452487U (en) | 2023-08-03 | 2023-08-03 | High-pressure jacking structure of supporting bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452487U true CN220452487U (en) | 2024-02-06 |
Family
ID=89740092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322074807.7U Active CN220452487U (en) | 2023-08-03 | 2023-08-03 | High-pressure jacking structure of supporting bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452487U (en) |
-
2023
- 2023-08-03 CN CN202322074807.7U patent/CN220452487U/en active Active
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