CN213929149U - Novel thrust bearing of turbocharger - Google Patents
Novel thrust bearing of turbocharger Download PDFInfo
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- CN213929149U CN213929149U CN202022873411.5U CN202022873411U CN213929149U CN 213929149 U CN213929149 U CN 213929149U CN 202022873411 U CN202022873411 U CN 202022873411U CN 213929149 U CN213929149 U CN 213929149U
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- bearing
- oil
- thrust
- bearing inner
- inner race
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Abstract
The utility model discloses a novel thrust bearing of turbocharger relates to the footstep bearing field, including bearing inner race and bearing inner race, the bearing inner race is located the inside of bearing inner race, is fixed with the holder between bearing inner race and the bearing inner race, and the surface of holder is provided with the ball, and one side of holder is connected with first support, and the opposite side of holder is connected with the second support. The utility model discloses a set up oil circuit, oil groove and oiling mouth, the axle core has used the lubricating oil on a period surface to grind the back, and the oiling mouth is opened to the user, pours lubricating oil into from the oiling mouth, then during lubricating oil gets into the oil circuit, lubricating oil is discharged between axle core and the thrust gasket from a plurality of oil grooves to make the even surface of paining at the axle core of lubricating oil, avoid the too big emergence wearing and tearing of axle core and thrust gasket frictional force, the effectual life who prolongs the axle core.
Description
Technical Field
The utility model relates to a footstep bearing field specifically is a novel turbo charger footstep bearing.
Background
Thrust bearings are generally composed of two or more thrust washers and a plurality of rolling bodies, the thrust washers are generally divided into a shaft plate and a seat plate, and the rolling bodies are generally combined into a whole by iron or copper retainers in the most common mode. This type of bearing is most commonly a steel ball type thrust bearing. Thrust bearings are designed and used to carry axial loads. They are also referred to as axial bearings. These bearings include a thrust ball bearing, a thrust cylindrical roller bearing, a thrust needle bearing, a thrust tapered roller bearing, and a thrust self-aligning roller bearing.
The existing thrust bearing has the advantages that after the shaft core operates for a period of time, lubricating oil on the surface of the shaft core can be ground, the shaft core does not have lubricating oil and can generate large friction force with a thrust gasket, after long-term friction, the shaft core can be abraded, the service life of the shaft core is greatly shortened, in addition, the strength of a retainer is insufficient, the supporting force of a ball is insufficient, and when the bearing operates at high speed, the ball is easy to loosen, so that the normal operation of the bearing is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems that the friction force between a shaft core and a thrust washer is large and balls are easy to loosen, a novel thrust bearing of a turbocharger is provided.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel thrust bearing of turbocharger, includes bearing inner race and bearing inner race, the bearing inner race is located the inside of bearing inner race, be fixed with the holder between bearing inner race and the bearing inner race, the surface of holder is provided with the ball, one side of holder is connected with first support, the opposite side of holder is connected with the second support, first support all is provided with the reinforcing plate with the inside of second support, the inner wall of bearing inner race is provided with thrust gasket, be provided with the oil circuit in the middle of thrust gasket's the inside, the oiling mouth has been seted up to the surface of oil circuit, the oil groove has all been seted up to the both sides of oil circuit, thrust gasket's inner wall is provided with the axle core.
Preferably, the first support and the second support are both triangular, and the first support and the second support are equidistantly arranged on two sides of the retainer.
Preferably, the thrust washer is tightly connected with the shaft core, and the retainer is made of stainless steel.
Preferably, the number of the balls is multiple, and the multiple balls are arranged in an annular array.
Preferably, the oil groove is provided in plurality, and one side of the plurality of oil grooves penetrates through the inside of the oil passage.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a set up oil circuit, oil groove and oiling mouth, after the axle core used the lubricating oil on a period of surface to grind, the user opened the oiling mouth, poured lubricating oil into from the oiling mouth, then lubricating oil gets into the oil circuit, and lubricating oil discharges to between axle core and the thrust gasket from a plurality of oil grooves to make the surface of axle core of even painting of lubricating oil, avoid axle core and thrust gasket frictional force too big emergence wearing and tearing, the effectual life who prolongs the axle core;
2. the utility model discloses a set up first support, second support and reinforcing plate, intensity between second support enhancement bearing inner race and the holder, intensity between holder and the bearing inner race is strengthened to first support for the position of holder is firm, and the holder is firm back also more stable to the centre gripping of ball, makes the ball firmly fixed, and when the bearing was when high-speed operation, the ball can not take place not hard up, makes footstep bearing normally work.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the thrust washer of the present invention;
FIG. 3 is a schematic view of the present invention at A in FIG. 2;
fig. 4 is a schematic view of the present invention at B in fig. 2.
In the figure: 1. a bearing outer race; 2. a bearing inner race; 3. a thrust washer; 4. a shaft core; 5. a holder; 6. a ball bearing; 7. an oil path; 8. an oil sump; 9. an oil filling port; 10. a first bracket; 11. a second bracket; 12. a reinforcing plate.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.
Referring to fig. 1-4, a novel thrust bearing of a turbocharger includes a bearing outer ring 1, a bearing inner ring 2, a thrust washer 3, a shaft core 4, a retainer 5, balls 6, an oil passage 7, an oil groove 8, an oil injection port 9, a first bracket 10, a second bracket 11 and a reinforcing plate 12; bearing inner race 2 is located bearing inner race 1's inside, be fixed with holder 5 between bearing inner race 1 and the bearing inner race 2, the surface of holder 5 is provided with ball 6, one side of holder 5 is connected with first support 10, the opposite side of holder 5 is connected with second support 11, first support 10 all is provided with reinforcing plate 12 with the inside of second support 11, bearing inner race 2's inner wall is provided with thrust washer 3, be provided with oil circuit 7 in the middle of thrust washer 3's the inside, oiling mouth 9 has been seted up to oil circuit 7's surface, oil groove 8 has all been seted up to oil circuit 7's both sides, thrust washer 3's inner wall is provided with axle core 4, lubricating oil is discharged between axle core 4 and thrust washer 3 from a plurality of oil grooves 8, thereby make the even surface of paining at axle core 4 of lubricating oil.
Please refer to fig. 1-4, the first bracket 10 and the second bracket 11 are both triangular, and the first bracket 10 and the second bracket 11 are arranged at two sides of the retainer 5 at equal intervals, the triangle has strong stability and firm structure, the thrust washer 3 is tightly connected with the shaft core 4, the retainer 5 is made of stainless steel, and the stainless steel has good rigidity and corrosion resistance.
Please refer to fig. 2-4, the plurality of balls 6 are disposed, the plurality of balls 6 are arranged in an "annular array", the plurality of balls 6 facilitate the movement of the thrust bearing, the plurality of oil grooves 8 are disposed, one side of the plurality of oil grooves 8 penetrates through the oil passage 7, and the lubricating oil flows from the plurality of oil grooves 8 to the surface of the shaft core 4.
The working principle is as follows: firstly, after the shaft core 4 is ground by using lubricating oil on the surface for a period of time, a user opens the oil filling port 9, the lubricating oil is poured from the oil filling port 9, then the lubricating oil enters the oil path 7, the lubricating oil is discharged between the shaft core 4 and the thrust washer 3 from the oil grooves 8, so that the lubricating oil is uniformly coated on the outer surface of the shaft core 4, the phenomenon that the shaft core 4 and the thrust washer 3 are abraded due to overlarge friction force is avoided, the strength between the bearing outer ring 1 and the retainer 5 is enhanced by the second support 11, the strength between the retainer 5 and the bearing inner ring 2 is enhanced by the first support 10, the position of the retainer 5 is stable, the retainer 5 is more stable to clamp the balls 6 after being stable, the balls 6 are firmly fixed, when the bearing runs at high speed, the balls 6 cannot loosen, and the thrust bearing can normally work.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a novel thrust bearing of turbocharger, includes bearing inner race (2) and bearing outer race (1), its characterized in that: the bearing inner ring (2) is positioned inside the bearing outer ring (1), a retainer (5) is fixed between the bearing outer ring (1) and the bearing inner ring (2), the outer surface of the retainer (5) is provided with a ball (6), one side of the retainer (5) is connected with a first bracket (10), the other side of the retainer (5) is connected with a second bracket (11), reinforcing plates (12) are arranged inside the first bracket (10) and the second bracket (11), the inner wall of the bearing inner ring (2) is provided with a thrust washer (3), the middle inside the thrust washer (3) is provided with an oil way (7), an oil filling port (9) is formed in the outer surface of the oil way (7), oil grooves (8) are formed in the two sides of the oil way (7), and a shaft core (4) is arranged on the inner wall of the thrust washer (3).
2. A novel turbocharger thrust bearing according to claim 1, wherein: the first support (10) and the second support (11) are both triangular, and the first support (10) and the second support (11) are equidistantly arranged on two sides of the retainer (5).
3. A novel turbocharger thrust bearing according to claim 1, wherein: the thrust washer (3) is tightly connected with the shaft core (4), and the retainer (5) is made of stainless steel.
4. A novel turbocharger thrust bearing according to claim 1, wherein: the ball (6) is provided with a plurality of balls, and the balls (6) are arranged in an annular array shape.
5. A novel turbocharger thrust bearing according to claim 1, wherein: the oil grooves (8) are arranged in a plurality, and one side of each oil groove (8) penetrates through the oil path (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022873411.5U CN213929149U (en) | 2020-12-02 | 2020-12-02 | Novel thrust bearing of turbocharger |
Applications Claiming Priority (1)
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CN202022873411.5U CN213929149U (en) | 2020-12-02 | 2020-12-02 | Novel thrust bearing of turbocharger |
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CN213929149U true CN213929149U (en) | 2021-08-10 |
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CN202022873411.5U Active CN213929149U (en) | 2020-12-02 | 2020-12-02 | Novel thrust bearing of turbocharger |
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2020
- 2020-12-02 CN CN202022873411.5U patent/CN213929149U/en active Active
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