CN214534095U

CN214534095U - Heat-resistant deep groove ball bearing retainer

Info

Publication number: CN214534095U
Application number: CN202120802478.1U
Authority: CN
Inventors: 刘庆东; 崔学旺; 崔应明
Original assignee: Shandong Yonghui Precision Bearing Co ltd
Current assignee: Shandong Yonghui Precision Bearing Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-10-29
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a heat-resistant type deep groove ball bearing keeps ware, including outer lane, inner circle, holder, ball and protection ring, the central point of outer lane inner chamber puts and is provided with the inner circle, and the spacing collar is installed through the fixed plate to the internal surface of inner circle, and the oil sump has been seted up to the inner chamber of inner circle, the oil filler point has been seted up to the one end of oil sump. The utility model discloses, can reduce the contact surface between ball and the holder through oval through-hole, can reduce the wearing and tearing of holder, the blade can drive the lubricating oil flow and increase the lubrication of lubricating oil to the ball, thereby reduce the friction between outer lane and inner circle and the ball, the wearing and tearing of outer lane and inner circle have been reduced, can make the fixed plate rotate during the bearing rotation, the fixed plate is the design of thirty degrees slopes, can incite the bearing air flow around, in time take away and effectively give off the heat that the bearing rotation produced, can reduce the dead phenomenon of bearing card that generates heat, can prevent through the protection ring that lubricating oil from leaking.

Description

Heat-resistant deep groove ball bearing retainer

Technical Field

The utility model relates to a deep groove ball bearing technical field specifically is a heat-resistant type deep groove ball bearing keeps ware.

Background

The original single-row radial ball bearing of deep groove ball bearing is characterized by that it has small friction resistance and high rotation speed, and can be used on the machine parts bearing radial load or combined load acted simultaneously in radial direction and axial direction, also can be used on the machine parts bearing axial load, for example small-power motor, automobile and tractor gear box, machine tool gear box, general machine and tool, etc.

In the use process of the existing deep groove ball bearing, the heat-resisting effect of the retainer is not high, heat generated by friction between the ball and the retainer is difficult to dissipate, and the retainer is easy to deform due to overhigh temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat-resistant type deep groove ball bearing keeps ware 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: the utility model provides a heat-resistant type deep groove ball bearing keeps ware, includes outer lane, inner circle, holder, ball and protection ring, the central point of outer lane inner chamber puts and is provided with the inner circle, the spacing collar is installed through the fixed plate to the internal surface of inner circle, the oil sump has been seted up to the inner chamber of inner circle, the oil filler point has been seted up to the one end of oil sump, be provided with the holder in the cavity that forms between outer lane and the inner circle, oval through-hole has been seted up to the inside of holder, the inside of oval through-hole is provided with the ball, the surface mounting of holder has the blade, the both ends of outer lane are provided with the protection ring, the protection ring is close to the border position of outer lane and installs first bulge loop, the protection ring is close to the border position of inner circle and installs the second bulge loop.

Preferably, circular arc-shaped sliding grooves which correspond to the positions of the balls and are matched with the balls in size are formed in the center positions of the inner surface of the outer ring and the inner surface of the inner ring, and the mounting positions of the balls are located in a cavity formed by the circular arc-shaped sliding grooves in the outer ring and the inner ring.

Preferably, the inside that the holder is close to the ball both ends has all seted up the bleeder vent, the inclination of blade is thirty degrees and quantity is a plurality of, and is a plurality of the surface at the holder is installed to the mounting means that the blade is annular array.

Preferably, the inclination angle of fixed plate is thirty degrees and the quantity is a plurality of, and a plurality of fixed plate is installed at the surface of spacing collar in the installation mode of annular array.

Preferably, the outer surface of the outer ring is provided with a clamping groove corresponding to the first convex ring in position and matched with the first convex ring in size, and the two ends of the inner ring are provided with clamping grooves corresponding to the second convex ring in position and matched with the second convex ring in size.

Preferably, the oil outlet is formed in the oil bin, the oil outlet is attached to the outer surface of the ball, and the diameter between the first convex ring and the second convex ring is larger than the diameter between the outer ring and the oil filling hole.

Compared with the prior art, the utility model provides a heat-resistant type deep groove ball bearing keeps ware possesses following beneficial effect: through the lubricating oil of the inside storage of oil storehouse, can be to ball surface lubrication, reduce the friction between ball and the holder, oval through-hole can reduce the contact surface between ball and the holder simultaneously, can reduce the wearing and tearing of holder, the blade can drive the lubricating oil and flow the lubrication of increasing lubricating oil to the ball, thereby reduce the friction between outer lane and inner circle and the ball, the wearing and tearing of outer lane and inner circle have been reduced, can make the fixed plate rotate when the bearing rotates, the fixed plate is the design of thirty degrees slopes, can incite the air flow around the bearing, in time take away and effectively distribute the heat that the bearing rotation produced, can reduce the dead phenomenon of bearing generate heat card, block outer lane and inner circle through first bulge loop and the second bulge loop on the protection ring, can make the cavity that forms between outer lane and the inner circle sealed, can prevent lubricating oil leakage.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the internal structure of the present invention;

fig. 3 is a side view of the internal structure of the retainer of the present invention.

In the figure: 1. an outer ring; 2. an inner ring; 3. a limiting ring; 4. a fixing plate; 5. an oil bin; 6. an oil filler hole; 7. a holder; 8. an elliptical through hole; 9. a ball bearing; 10. a blade; 11. a protective ring; 12. a first convex ring; 13. a second convex ring.

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. 1-3, the present invention provides an embodiment: the utility model provides a heat-resistant type deep groove ball bearing keeps ware, including outer lane 1, inner circle 2, holder 7, ball 9 and protection ring 11, the central point of 1 inner chamber in outer lane puts and is provided with inner circle 2, spacing collar 3 is installed through fixed plate 4 to the internal surface of inner circle 2, oil bin 5 has been seted up to the inner chamber of inner circle 2, oil filler point 6 has been seted up to the one end of oil bin 5, be provided with holder 7 in the cavity that forms between outer lane 1 and the inner circle 2, oval through-hole 8 has been seted up to holder 7's inside, the inside of oval through-hole 8 is provided with ball 9, holder 7's externally mounted surface has blade 10, the both ends of outer lane 1 are provided with protection ring 11, protection ring 11 is close to the border position of outer lane 1 and installs first bulge loop 12, protection ring 11 is close to the border position of inner circle 2 and installs second bulge loop 13.

In this embodiment, circular arc chutes with corresponding positions and sizes to the balls 9 are formed in the center positions of the inner surface of the outer ring 1 and the inner surface of the inner ring 2, the balls 9 are mounted in the cavities formed by the circular arc chutes on the outer ring 1 and the inner ring 2, and the balls 9 are limited by the circular arc chutes formed in the center positions of the inner surface of the outer ring 1 and the inner surface of the inner ring 2.

In this embodiment, the insides of the holder 7 near both ends of the balls 9 are all provided with vent holes, the inclination angles of the blades 10 are thirty degrees and the number of the blades is plural, the plurality of blades 10 are mounted on the outer surface of the holder 7 in an annular array, the holder 7 rotates to drive the blades 10 to rotate, the blades 10 drive the lubricating liquid to flow, and the lubricating liquid reduces the friction between the outer ring 1 and the inner ring 2 and the balls 9.

In this implementation, the inclination of fixed plate 4 is thirty degrees and quantity is a plurality ofly, and a plurality of fixed plates 4 are the mounting means of annular array and install the surface at spacing collar 3, and fixed plate 4 rotates and to drive the air flow around the bearing and make the heat that the bearing produced in time give off.

In this implementation, the outer surface of the outer ring 1 is provided with a clamping groove corresponding to the position of the first convex ring 12 and matched in size, the two ends of the inner ring 2 are provided with clamping grooves corresponding to the position of the second convex ring 13 and matched in size, the first convex ring 12 is clamped into the clamping groove on the outer surface of the outer ring 1 and fixed, the second convex ring 13 is clamped into the clamping grooves on the two ends of the inner ring 2 and fixed, so that the protection rings 11 can be fixed at the two ends of the outer ring 1 and sealed with a cavity formed between the outer ring 1 and the inner ring 2.

In this embodiment, the oil outlet is formed in the oil sump 5 and is attached to the outer surface of the balls 9, the diameter between the first convex ring 12 and the second convex ring 13 is larger than the diameter between the outer ring 1 and the oil injection hole 6, and the oil outlet formed in the oil sump 5 can allow the lubricating oil to flow out to lubricate the balls 9, so that the friction between the balls 9 and the retainer 7 is reduced.

The working principle is as follows: when the device is required to be used, the inner ring 2 is placed in the inner cavity of the outer ring 1, the balls 9 are placed in the oval through holes 8, the retainer 7 provided with the balls 9 is placed in a cavity formed between the outer ring 1 and the inner ring 2, the balls 9 are clamped into circular arc-shaped sliding grooves in the outer ring 1 and the inner ring 2, lubricating oil is injected into the oil bin 5 through the oil injection hole 6, the protection rings 11 are placed at two ends of the outer ring 1, the first convex ring 12 is clamped into clamping grooves in the outer surface of the outer ring 1, the second convex ring 13 is clamped into clamping grooves in two ends of the inner ring 2, the protection rings 11 are fixedly sealed in the cavity formed between the outer ring 1 and the inner ring 2, when the bearing operates, the lubricating oil in the oil bin 5 flows out from the oil outlet to lubricate the outer surface of the balls 9, friction between the balls 9 and the retainer 7 is reduced, meanwhile, the lubricating oil flows out from through holes in two ends of the retainer 7 and enters the cavity between the outer ring 1 and the inner ring 2, the retainer 7 rotates to drive the blades 10 to rotate, the blades 10 drive the lubricating liquid to flow, so that friction between the outer ring 1 and the inner ring 2 and the balls 9 is reduced, meanwhile, the inner ring 2 rotates to drive the fixing plate 4 to rotate, the fixing plate 4 rotates to drive the air outside the bearing to flow, and heat generated by the rotation of the bearing is timely taken away and dissipated.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like 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 "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a heat-resistant type deep groove ball bearing keeps ware, includes outer lane (1), inner circle (2), holder (7), ball (9) and protection ring (11), its characterized in that: an inner ring (2) is arranged at the central position of the inner cavity of the outer ring (1), a limiting ring (3) is arranged on the inner surface of the inner ring (2) through a fixing plate (4), an oil bin (5) is arranged in the inner cavity of the inner ring (2), an oil filling hole (6) is arranged at one end of the oil bin (5), a retainer (7) is arranged in a cavity formed between the outer ring (1) and the inner ring (2), an oval through hole (8) is formed in the retainer (7), a ball (9) is arranged in the oval through hole (8), blades (10) are arranged on the outer surface of the retainer (7), protective rings (11) are arranged at two ends of the outer ring (1), a first convex ring (12) is arranged at the edge position of the protective circular ring (11) close to the outer ring (1), and a second convex ring (13) is arranged at the edge position of the protective circular ring (11) close to the inner ring (2).

2. A heat resistant deep groove ball bearing retainer as claimed in claim 1, characterized in that: the inner surface center position of the outer ring (1) and the inner surface center position of the inner ring (2) are both provided with arc-shaped sliding grooves which correspond to the positions of the balls (9) and are matched with the balls in size, and the mounting positions of the balls (9) are positioned in cavities formed by the arc-shaped sliding grooves on the outer ring (1) and the inner ring (2).

3. A heat resistant deep groove ball bearing retainer as claimed in claim 1, characterized in that: the inside that holder (7) are close to ball (9) both ends has all seted up the bleeder vent, the inclination of blade (10) is thirty degrees and quantity is a plurality of, and is a plurality of blade (10) are the surface at holder (7) in the mounting means of annular array.

4. A heat resistant deep groove ball bearing retainer as claimed in claim 1, characterized in that: the inclination angle of fixed plate (4) is thirty degrees and quantity is a plurality of, and is a plurality of fixed plate (4) are installed at the surface of spacing collar (3) in the mounting means that annular array is.

5. A heat resistant deep groove ball bearing retainer as claimed in claim 1, characterized in that: the outer surface of the outer ring (1) is provided with clamping grooves corresponding to the first convex ring (12) in position and matched with the first convex ring in size, and the two ends of the inner ring (2) are provided with clamping grooves corresponding to the second convex ring (13) in position and matched with the second convex ring in size.

6. A heat resistant deep groove ball bearing retainer as claimed in claim 1, characterized in that: oil outlet and this oil outlet and the surface of ball (9) are laminated mutually in the inside of oil storehouse (5), the diameter ratio between first bulge loop (12) and second bulge loop (13) is big between diameter ratio outer lane (1) and oil filler point (6).