CN210739161U - Circular tile thrust bearing convenient to installation - Google Patents
Circular tile thrust bearing convenient to installation Download PDFInfo
- Publication number
- CN210739161U CN210739161U CN201921324482.0U CN201921324482U CN210739161U CN 210739161 U CN210739161 U CN 210739161U CN 201921324482 U CN201921324482 U CN 201921324482U CN 210739161 U CN210739161 U CN 210739161U
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- oil tank
- thrust
- main shaft
- tank assembly
- subassembly
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Abstract
The utility model relates to a thrust bearing technical field specifically is a circular thrust bearing of tile convenient to installation, including main shaft, thrust collar and support oil tank, the main shaft passes through splined connection with the thrust collar, and the lower surface of thrust collar passes through bolt fixedly connected with runner plate, and first oil tank subassembly and second oil tank subassembly cohesion set up in the outside of thrust collar, support the heavy board that the inside bottom surface of oil tank was equipped with, and the heavy board upper surface has circular thrust tile through bolted connection, and beneficial effect is: the utility model discloses when installing, pass through splined connection with distance head and main shaft, and make the upper surface of distance head hug closely the lower surface card of snap ring and establish, carry out the cohesion with first oil tank subassembly and second oil tank subassembly in the distance head outside, the rethread bolt carries out first oil tank subassembly and second oil tank subassembly closed fixed, comparatively simple and convenient, quick detachable to the installation of distance head and support oil tank.
Description
Technical Field
The utility model relates to a thrust bearing technical field specifically is a circular tile thrust bearing convenient to installation.
Background
In some large grinding apparatuses, it is often necessary to mount a thrust bearing on the grinding spindle to ensure that the grinding spindle has good axial load carrying capacity. The thrust bearing has a plurality of structural forms, including a circular tile thrust bearing, a fan-shaped tile thrust bearing and the like, wherein a thrust head is fixedly arranged on a main shaft through a connecting key, a wedge-shaped gap is formed between a mirror plate arranged on the thrust head and the circular thrust tile, the thrust head is driven to rotate along with the rotation of the main shaft, and an oil film is formed in the wedge-shaped gap between the mirror plate and the circular thrust tile to load an axial load. However, the structure of the circular pad thrust bearing is complex, and the installation of the circular pad thrust bearing is complicated; in the circular tile thrust bearing, the circular thrust tile and the mirror plate are easily worn, and the circular thrust tile and the mirror plate are relatively troublesome to replace.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circular tile thrust bearing convenient to installation to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a circular tile thrust bearing convenient to install comprises a main shaft, a thrust head and a supporting oil tank, wherein a clamping ring is welded on the outer wall of the middle of the main shaft, the thrust head is arranged on the lower surface tightly attached to the clamping ring, the main shaft vertically penetrates through the middle of the thrust head and is connected with the thrust head through a spline, a mirror plate is fixedly connected to the lower surface of the thrust head through a bolt, a damping layer is clamped between the lower surface of the thrust head and the upper surface of the mirror plate, the supporting oil tank comprises a first oil tank assembly and a second oil tank assembly, the first oil tank assembly and the second oil tank assembly are semi-cylindrical bodies, the first oil tank assembly and the second oil tank assembly are arranged outside the thrust head in an encircling manner, two side edges of the first oil tank assembly and the second oil tank assembly are fixedly connected through bolts, a fan-shaped anti-weight plate is arranged on the bottom surface of the inside tightly attached to the supporting oil tank, and an, and the inner of the anti-weight plate fixing bolt is fixedly connected with the anti-weight plate, the upper surface of the anti-weight plate is connected with a circular thrust tile through a bolt, the upper ends of the first oil tank assembly and the second oil tank assembly are both connected with a semicircular plate-shaped top cover through bolts, and flanges are welded at the lower ends of the outer walls of the first oil tank assembly and the second oil tank assembly.
Preferably, the main shaft penetrates downwards along the middle part of the supporting oil tank, and a ball bearing is arranged between the middle part of the lower end of the supporting oil tank and the outer wall of the main shaft.
Preferably, a plurality of limiting holes are formed in the side face, attached to the second oil tank assembly, of the first oil tank assembly, a plurality of limiting pins are formed in the side face, attached to the first oil tank assembly, of the second oil tank assembly, and the plurality of limiting pins are correspondingly inserted into the plurality of limiting holes.
Preferably, some seal grooves are formed in the side faces, attached to each other, of the first oil tank assembly and the second oil tank assembly, the seal grooves formed in the first oil tank assembly and the second oil tank assembly are arranged correspondingly, and seal grooves are matched with sealing strips in a clamping mode.
Preferably, the head end of the anti-weight plate fixing bolt connected with the anti-weight plate is embedded into the outer wall of the supporting oil tank, and a sealing gasket is arranged at the joint of the anti-weight plate fixing bolt and the outer wall of the supporting oil tank.
Preferably, the weight-resisting plate has an installation groove on the upper surface thereof, the circular thrust pad has a clamping column welded on the lower surface thereof, the clamping column is inserted in the installation groove on the upper surface of the weight-resisting plate in a matching manner, the thrust pad fixing bolt is screwed along the bottom surface of the weight-resisting plate, and the upper end of the thrust pad fixing bolt is fixedly connected with the lower end of the clamping column of the thrust pad.
Preferably, the upper end of the main shaft vertically penetrates upwards along the middle parts of the two top covers, and a ball bearing is arranged between the outer wall of the main shaft and the middle parts of the top covers.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the utility model is installed, the thrust collar is connected with the main shaft through the spline, the upper surface of the thrust collar is clamped and arranged on the lower surface of the snap ring, the first oil tank assembly and the second oil tank assembly are clasped below the thrust collar and are pushed upwards until the mirror plate on the lower surface of the thrust collar contacts with the upper surface of the circular thrust tile arranged in the supporting oil tank, and then the first oil tank assembly and the second oil tank assembly are closed and fixed through the bolts, so that the thrust collar and the supporting oil tank are easy and convenient to install and disassemble;
2. when needing to change runner plate or circular thrust tile, unload through the pine and connect fixed bolt between first oil tank subassembly and the second oil tank subassembly, can dismantle the separation with first oil tank subassembly and second oil tank subassembly, unload through the anti heavy board fixing bolt who is used for fixed anti heavy board pine, can make anti heavy board taken out, unload the thrust tile fixing bolt who is used for fixed circular thrust tile through the pine, can dismantle the change with circular thrust tile, unload through the bolt that is used for fixed connection runner plate on the thrust head pine, can change the runner plate.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front sectional view of the structure of the present invention;
FIG. 3 is a schematic structural view of a support fuel tank of the present invention;
fig. 4 is a schematic structural diagram of the middle support oil tank of the present invention.
In the figure: the thrust bearing comprises a main shaft 1, a thrust collar 2, a supporting oil tank 3, a first oil tank assembly 31, a second oil tank assembly 32, a mirror plate 4, a weight-resisting plate 5, a circular thrust tile 6, a top cover 7, a clamping ring 8, a limiting hole 9, a limiting pin 10, a sealing groove 11 and a flange 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a circular tile thrust bearing convenient to installation, including main shaft 1, thrust collar 2 and support oil tank 3, combine figure 1 and figure 2 to show, the middle part outer wall welding of main shaft 1 has snap ring 8, the lower surface of hugging closely snap ring 8 is provided with thrust collar 2, snap ring 8 plays the supporting role to thrust collar 2, thrust collar 2 is the rotator of "protruding" font for the tangent plane, main shaft 1 runs through perpendicularly along the middle part of thrust collar 2, and main shaft 1 is connected through spline interference fit with thrust collar 2, make main shaft 1 transmit the moment of torsion to thrust collar 2, the lower surface of thrust collar 2 passes through bolt fixedly connected with runner plate 4, it is comparatively simple and convenient to the installation and the dismantlement of runner plate 4, it is equipped with the buffer layer to press from both sides between the lower surface of thrust collar 2 and the upper surface of runner plate 4, the contact surface to thrust collar 2 and runner plate.
Referring to fig. 1 and 3, the supporting oil tank 3 is composed of a first oil tank assembly 31 and a second oil tank assembly 32, the first oil tank assembly 31 and the second oil tank assembly 32 are semicylindrical bodies, the first oil tank assembly 31 and the second oil tank assembly 32 are arranged outside the thrust collar 2 in an embracing mode, two side edges of the first oil tank assembly 31 and the second oil tank assembly 32 are fixedly connected through bolts to form a closed cylindrical supporting oil tank 3, the supporting oil tank 3 is simple and convenient to install and disassemble, the main shaft 1 penetrates downwards along the middle of the supporting oil tank 3, a ball bearing is arranged between the middle of the lower end of the supporting oil tank 3 and the outer wall of the main shaft 1, the lower end of the main shaft 1 is limited, and deviation between the main shaft 1 and the supporting oil tank 3 is prevented.
Referring to fig. 1 and 3, a plurality of limiting holes 9 are formed on the side surface of the first oil tank assembly 31, which is attached to the second oil tank assembly 32, a plurality of limiting pins 10 are formed on the side surface of the second oil tank assembly 32, which is attached to the first oil tank assembly 31, and a plurality of limit pins 10 are correspondingly inserted in the plurality of limit holes 9, so that the first oil tank assembly 31 and the second oil tank assembly 32 can be conveniently positioned when being installed in a closed manner, the side surfaces of the first oil tank assembly 31 and the second oil tank assembly 32, which are jointed, are respectively provided with a sealing groove 11, the sealing grooves 11 are arranged along the profiles of the side surfaces of the first oil tank assembly 31 and the second oil tank assembly 32, the sealing grooves 11 arranged on the first oil tank assembly 31 and the second oil tank assembly 32 are correspondingly arranged, and sealing strips are clamped in the sealing grooves 11 in a matching manner, so that the sealing performance of the supporting oil tank 3 is ensured, since the supporting oil tank 3 is filled with lubricating oil, the sealing oil can be prevented from leaking out along the joint.
Combine shown in fig. 2 and 4, hug closely the inside bottom surface that supports oil tank 3 and be the heavy board 5 of fan-shaped form, the outer wall spiro union who supports oil tank 3 has heavy board fixing bolt along supporting, and heavy board fixing bolt's the inner and heavy board 5 fixed connection of resisting, conveniently resist heavy board 5 and carry out fixed mounting, the outer wall of embedding support oil tank 3 in heavy board fixing bolt's the head end, and heavy board fixing bolt is provided with seal ring with 3 outer wall junction of support oil tank, guarantee the leakproofness of heavy board fixing bolt and the junction of support oil tank 3, there is circular thrust tile 6 on the heavy board 5 upper surface through bolted connection, concrete connection structure is: the mounting groove has been seted up to anti heavy plate 5 upper surface, and the lower surface welding of circular thrust tile 6 has the card post, and the cooperation of card post is inserted and is established in the mounting groove of seting up of anti heavy plate 5 upper surface, and has thrust tile fixing bolt along 5 bottom surface spiro unions of anti heavy plate, and thrust tile fixing bolt upper end and the card post lower extreme fixed connection of thrust tile conveniently install and dismantle circular thrust tile 6.
Form wedge clearance between the lower surface of runner plate 4 and the upper surface of circular thrust tile 6, when main shaft 1 drives thrust collar 2 and rotates, form the oil film between runner plate 4 and the circular thrust tile 6, there is semicircular plate-shaped top cap 7 first oil tank subassembly 31 and second oil tank subassembly 32's upper end all through bolted connection, top cap 7 prevents to support that the inside lubricating oil of oil tank 3 from receiving dust pollution, the perpendicular upwards run-through in middle part of two top caps 7 is followed to main shaft 1 upper end, and be provided with ball bearing between 1 outer wall of main shaft and the top cap 7 middle part, carry on spacingly to the upper end of top cap 7, further prevent to take place the skew between main shaft 1 and the support oil tank 3, the outer wall lower extreme welding of first oil tank subassembly 31 and second oil tank subassembly 32 has flange 12, can will support oil tank 3 fixed mounting on equipment through.
The working principle is as follows: the utility model discloses when installing, pass through splined connection with thrust collar 2 and main shaft 1, and make the upper surface of thrust collar 2 hug closely the lower surface card of snap ring 8 and establish, embrace first oil tank subassembly 31 and second oil tank subassembly 32 below thrust collar 2, and promote upwards, until the mirror plate 4 of the lower surface of thrust collar 2 contacts with the upper surface of the circular thrust tile 6 that supports the inside setting of oil tank 3, rethread bolt closes first oil tank subassembly 31 and second oil tank subassembly 32 fixedly, it is comparatively simple and convenient, quick detachable to install thrust collar 2 and support oil tank 3; when the first oil tank assembly 31 and the second oil tank assembly 32 are fixed in an encircling manner, the limiting pins 10 arranged on the side surface of the second oil tank assembly 32 are symmetrically inserted into the limiting holes 9 formed in the side surface of the first oil tank assembly 31, so that the first oil tank assembly 31 and the second oil tank assembly 32 are conveniently positioned, sealing strips clamped in a matching manner are arranged in sealing grooves 11 formed in the side surfaces of the first oil tank assembly 31 and the second oil tank assembly 32, the sealing performance of the supporting oil tank 3 is ensured, lubricating oil is prevented from leaking, and finally a top cover 7 is fixed above the first oil tank assembly 31 and the second oil tank assembly 32 through bolts, so that the lubricating oil is protected from pollution; the utility model aims at the working condition that the main shaft 1 is loaded with a vertically downward load, when the main shaft 1 rotates under the connection of external power, the thrust collar 2 is driven to rotate, an oil film is formed between the mirror plate 4 connected with the lower surface of the thrust collar 2 and the circular thrust tile 6, and the axial load of the main shaft 1 can be loaded; when needing to change runner plate 4 or circular thrust tile 6, through the loose bolt of connecting between unloading first oil tank subassembly 31 and the second oil tank subassembly 32 fixedly, can dismantle the separation with first oil tank subassembly 31 and second oil tank subassembly 32, it is shown with fig. 1 and fig. 2 to combine, through unloading the anti heavy plate fixing bolt who is used for fixed anti heavy plate 5 loosely, can make anti heavy plate 5 taken out, through unloading the thrust tile fixing bolt who is used for fixed circular thrust tile 6 loosely, can dismantle circular thrust tile 6 and change, through unloading the bolt that is used for fixed connection runner plate 4 on the thrust collar 2 loosely, can change runner plate 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a circular tile thrust bearing convenient to installation, includes main shaft (1), thrust collar (2) and support oil tank (3), its characterized in that: the outer wall of the middle of the main shaft (1) is welded with a clamping ring (8), a thrust collar (2) is arranged on the lower surface tightly attached to the clamping ring (8), the main shaft (1) vertically penetrates through the middle of the thrust collar (2), the main shaft (1) is connected with the thrust collar (2) through a spline, a mirror plate (4) is fixedly connected to the lower surface of the thrust collar (2) through a bolt, a damping layer is clamped between the lower surface of the thrust collar (2) and the upper surface of the mirror plate (4), the supporting oil tank (3) comprises a first oil tank assembly (31) and a second oil tank assembly (32), the first oil tank assembly (31) and the second oil tank assembly (32) are semi-cylindrical bodies, the first oil tank assembly (31) and the second oil tank assembly (32) are arranged outside the thrust collar (2) in an encircling mode, and the two side edges of the first oil tank assembly (31) and the second oil tank assembly (32) are fixedly connected, hug closely the inside bottom surface of supporting oil tank (3) is equipped with anti heavy plate (5) that are the sector form, has anti heavy plate fixing bolt along the outer wall spiro union that supports oil tank (3), and anti heavy plate fixing bolt's the inner and anti heavy plate (5) fixed connection, and there are circular thrust tile (6) anti heavy plate (5) upper surface through bolted connection, all there are semi-disc shaped top cap (7) upper end through bolted connection of first oil tank subassembly (31) and second oil tank subassembly (32), and the welding of the outer wall lower extreme of first oil tank subassembly (31) and second oil tank subassembly (32) has flange (12).
2. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: the main shaft (1) penetrates downwards along the middle part of the supporting oil tank (3), and a ball bearing is arranged between the middle part of the lower end of the supporting oil tank (3) and the outer wall of the main shaft (1).
3. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: a plurality of limiting holes (9) are formed in the side face, attached to the second oil tank assembly (32), of the first oil tank assembly (31), a plurality of limiting pins (10) are formed in the side face, attached to the first oil tank assembly (31), of the second oil tank assembly (32), and the limiting pins (10) are correspondingly inserted into the limiting holes (9).
4. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: sealing groove (11) that some have all been seted up to the side of first oil tank subassembly (31) and the laminating of second oil tank subassembly (32) mutually, sealing groove (11) that first oil tank subassembly (31) and second oil tank subassembly (32) were seted up are corresponding to be set up, and sealing groove (11) inside cooperation card is equipped with the sealing strip.
5. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: the outer wall of the supporting oil tank (3) is embedded into the head end of the weight-resistant plate fixing bolt connected with the weight-resistant plate (5), and a sealing gasket is arranged at the joint of the weight-resistant plate fixing bolt and the outer wall of the supporting oil tank (3).
6. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: the mounting groove has been seted up to anti heavy plate (5) upper surface, and the lower surface welding of circular thrust tile (6) has the card post, and the cooperation of card post is inserted and is established in the mounting groove that anti heavy plate (5) upper surface was seted up, and has thrust tile fixing bolt along anti heavy plate (5) bottom surface spiro union, thrust tile fixing bolt upper end and the card post lower extreme fixed connection of thrust tile.
7. A circular pad thrust bearing for ease of installation as claimed in claim 1, wherein: the upper end of the main shaft (1) vertically penetrates upwards along the middle parts of the two top covers (7), and a ball bearing is arranged between the outer wall of the main shaft (1) and the middle parts of the top covers (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921324482.0U CN210739161U (en) | 2019-08-15 | 2019-08-15 | Circular tile thrust bearing convenient to installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921324482.0U CN210739161U (en) | 2019-08-15 | 2019-08-15 | Circular tile thrust bearing convenient to installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210739161U true CN210739161U (en) | 2020-06-12 |
Family
ID=71006485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921324482.0U Expired - Fee Related CN210739161U (en) | 2019-08-15 | 2019-08-15 | Circular tile thrust bearing convenient to installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210739161U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855409A (en) * | 2021-01-15 | 2021-05-28 | 石筠 | Device for preventing oil-gas mixture at shaft seam of horizontal unit of hydropower station from climbing outside |
| CN113339313A (en) * | 2021-07-08 | 2021-09-03 | 哈尔滨电气动力装备有限公司 | Centrifugal adjusting method for odd asymmetric radial tile gaps of shaft seal type nuclear main pump |
-
2019
- 2019-08-15 CN CN201921324482.0U patent/CN210739161U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855409A (en) * | 2021-01-15 | 2021-05-28 | 石筠 | Device for preventing oil-gas mixture at shaft seam of horizontal unit of hydropower station from climbing outside |
| CN113339313A (en) * | 2021-07-08 | 2021-09-03 | 哈尔滨电气动力装备有限公司 | Centrifugal adjusting method for odd asymmetric radial tile gaps of shaft seal type nuclear main pump |
| CN113339313B (en) * | 2021-07-08 | 2022-07-22 | 哈尔滨电气动力装备有限公司 | Centrifugal adjusting method for odd asymmetric radial tile gaps of shaft seal type nuclear main pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200612 Termination date: 20210815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |