Deep groove ball bearing with anti-blocking function

Abstract

The utility model discloses a deep groove ball bearing with an anti-blocking function, which belongs to the technical field of deep groove ball bearings, and comprises a bearing inner ring, an oil storage tank is arranged in the bearing inner ring, and an outer chute is arranged on the surface of the bearing inner ring. A plurality of groups of oil outlets are formed in the surface of the bearing inner ring in the outer sliding groove and close to the bottom of the oil storage groove at equal angles. According to the deep groove ball bearing with the anti-blocking function, after the sealing knob is unscrewed and a proper amount of lubricating oil is injected into the oil storage tank, the sealing knob is screwed down, the bearing balls and the bearing outer ring are combined and clamped on the surface of the bearing inner ring, and the bearing inner ring and the bearing outer ring are controlled to rotate relatively; lubricating oil in the oil storage groove flows out of the oil storage groove from the oil outlet hole and is smeared on the surface of the bearing ball, so that the bearing ball is lubricated when rolling between the bearing inner ring and the bearing outer ring, the bearing ball is prevented from being blocked between the bearing inner ring and the bearing outer ring, and the working time of the bearing is prolonged.

Description

Technical Field

[0001] The utility model belongs to the technical field of deep groove ball bearings, in particular to a deep groove ball bearing with an anti-blocking function. Background Art

[0002] As one of the most commonly used types of rolling bearings, deep groove ball bearings have a simple structure and are easy to use. They are mainly used to bear radial loads and are suitable for high-speed rotation occasions. In addition, deep groove ball bearings also have a certain self-aligning ability and can adapt to axis deviation within a certain range.

[0003] After long-term use, the existing deep groove ball bearings gradually reduce the lubricating oil on the surface of the bearing balls, thereby increasing the friction between the bearing balls and the bearing inner ring and the bearing outer ring, which can easily cause the bearing balls to get stuck between the bearing inner ring and the bearing outer ring. Therefore, improvements are needed. Utility Model Content

[0004] In order to overcome the above-mentioned defects, the utility model provides a deep groove ball bearing with anti-clogging function, which solves the problem that after a long period of use, the lubricating oil on the surface of the bearing balls of the existing deep groove ball bearings gradually decreases, thereby increasing the friction between the bearing balls and the inner ring and outer ring of the bearing, causing the bearing balls to get stuck and blocked between the inner ring and outer ring of the bearing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a deep groove ball bearing with anti-clogging function, comprising a bearing inner ring, an oil storage tank is arranged inside the bearing inner ring, an outer groove is arranged on the surface of the bearing inner ring, a plurality of groups of oil outlet holes are arranged at equal angles on the surface of the bearing inner ring located inside the outer groove near the bottom of the oil storage tank, and the oil outlet holes are connected to the oil storage tank, a sealing knob is arranged on the top of one side of the bearing inner ring, a plurality of groups of bearing balls are rollingly installed on the surface of the bearing inner ring located inside the outer groove, and a retaining frame is arranged between the plurality of groups of bearing balls, a bearing outer ring is arranged on the surface of the plurality of groups of bearing balls, and sealing end covers are symmetrically arranged on both sides of the bearing outer ring.

[0006] As a further solution of the utility model: retaining rings are symmetrically provided on both sides of the bearing inner ring, and the retaining rings correspond to the inner wall of the sealing end cover.

[0007] As a further solution of the utility model: the inner wall of the outer ring of the bearing is provided with an inner groove, and the inner groove corresponds to the outer groove, and the outer groove and the inner groove are clamped on the surface of multiple groups of bearing balls.

[0008] As a further solution of the utility model: six groups of fixing screw holes are respectively arranged at equal angles on both sides of the outer ring of the bearing, and three groups of positioning grooves are respectively arranged at equal angles and staggered on both sides of the surface of the outer ring of the bearing.

[0009] As a further solution of the utility model: three groups of positioning blocks are fixedly installed at equal angles on one side of the sealing end cover close to the outer ring of the bearing, and the positioning blocks correspond to the positioning slots.

[0010] As a further solution of the utility model: six groups of fixing bolts are provided at equal angles on the side of the sealing end cover away from the outer ring of the bearing, and the fixing bolts pass through the sealing end cover and correspond to the fixing screw holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The deep groove ball bearing with anti-clogging function is provided with a bearing inner ring, an oil storage tank, an oil outlet hole and a sealing knob. After unscrewing the sealing knob to inject a proper amount of lubricating oil into the oil storage tank, tighten the sealing knob to clamp the bearing ball and the bearing outer ring combination on the surface of the bearing inner ring, control the bearing inner ring and the bearing outer ring to rotate relative to each other, so that the lubricating oil in the oil storage tank flows out of the oil storage tank from the oil outlet hole and is smeared on the surface of the bearing ball, thereby lubricating the bearing ball when rolling between the bearing inner ring and the bearing outer ring, avoiding the bearing ball from being blocked between the bearing inner ring and the bearing outer ring, and extending the working time of the bearing.

[0013] 2. The deep groove ball bearing with anti-clogging function is provided with a bearing outer ring, a sealing end cover, a positioning block and a fixing bolt. After the bearing inner ring, the bearing outer ring and the bearing ball are assembled and connected, two sets of sealing end covers are correspondingly covered on both sides of the bearing outer ring, the positioning blocks are inserted into the corresponding positioning slots, and the fixing bolts are tightened to clamp and fix the sealing end covers on both sides of the bearing outer ring, thereby shielding and protecting the bearing balls rolling between the bearing inner ring and the bearing outer ring, preventing dust and impurities in the environment from falling on the surface of the bearing balls, thereby affecting the rolling of the balls between the bearing inner ring and the bearing outer ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional exploded cross-sectional structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional cross-sectional structural diagram of the inner ring of the bearing of the utility model;

[0016] Figure 3 It is a three-dimensional structural diagram of the outer ring of the bearing of the utility model;

[0017] Figure 4 It is a three-dimensional structural schematic diagram of the sealing end cover of the utility model;

[0018] In the figure: 1. bearing inner ring; 2. oil storage tank; 3. oil outlet hole; 4. sealing knob; 5. outer slide groove; 6. retaining ring; 7. bearing ball; 8. retaining frame; 9. bearing outer ring; 10. inner slide groove; 11. positioning slot; 12. fixing screw hole; 13. sealing end cover; 14. positioning block; 15. fixing bolt. DETAILED DESCRIPTION

[0019] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, the utility model provides a technical solution: a deep groove ball bearing with anti-clogging function, comprising a bearing inner ring 1, an oil storage tank 2 is arranged inside the bearing inner ring 1, an outer slide groove 5 is arranged on the surface of the bearing inner ring 1, a plurality of groups of oil outlet holes 3 are arranged on the surface of the bearing inner ring 1 at equal angles near the bottom of the oil storage tank 2 inside the outer slide groove 5, and the oil outlet holes 3 are connected to the oil storage tank 2, and a sealing knob 4 is arranged on the top of one side of the bearing inner ring 1. By providing the oil outlet holes 3, the lubricating oil inside the oil storage tank 2 can be discharged from the oil outlet holes 3 and smeared on the surface of the bearing ball 7, so as to lubricate the bearing ball 7 when rolling between the outer slide groove 5 and the inner slide groove 10;

[0021] Retaining rings 6 are symmetrically provided on both sides of the bearing inner ring 1, and the retaining rings 6 correspond to the inner walls of the sealing end covers 13. Because the retaining rings 6 are provided, when the sealing end covers 13 are clamped on the surface of the retaining rings 6, it is ensured that the lubricating oil between the bearing inner ring 1 and the bearing outer ring 9 will not flow out and leak from both sides of the bearing inner ring 1.

[0022] The surface of the bearing inner ring 1 is located inside the outer slide groove 5 and multiple groups of bearing balls 7 are rollingly installed, and a retainer 8 is provided between the multiple groups of bearing balls 7. The retainer 8 is provided to ensure that when the bearing balls 7 roll between the bearing inner ring 1 and the bearing outer ring 9, the positions between the bearing balls 7 are restricted and fixed, so as to avoid collision between two adjacent groups of bearing balls 7;

[0023] A bearing outer ring 9 is provided on the surface of multiple groups of bearing balls 7, and an inner groove 10 is provided on the inner wall of the bearing outer ring 9, and the inner groove 10 corresponds to the outer groove 5. The outer groove 5 and the inner groove 10 are stuck on the surface of multiple groups of bearing balls 7. Because of the outer groove 5 and the inner groove 10, when the bearing balls 7 roll between the outer groove 5 and the inner groove 10, it is ensured that the bearing balls 7 will not arbitrarily separate from the bearing inner ring 1 and the bearing outer ring 9.

[0024] Six groups of fixing screw holes 12 are provided at equal angles on both sides of the bearing outer ring 9, and three groups of positioning slots 11 are provided at equal angles and staggered on both sides of the surface of the bearing outer ring 9. Sealing end covers 13 are symmetrically provided on both sides of the bearing outer ring 9. Three groups of positioning blocks 14 are fixedly installed at equal angles on one side of the sealing end cover 13 close to the bearing outer ring 9, and the positioning blocks 14 correspond to the positioning slots 11. By providing the positioning slots 11 and the positioning blocks 14, the positioning blocks 14 are inserted into the corresponding positioning slots 11 to ensure that the sealing end covers 13 will not be misaligned or deflected when they are installed and fixed on both sides of the bearing outer ring 9.

[0025] Six sets of fixing bolts 15 are provided at equal angles on the side of the sealing end cover 13 away from the bearing outer ring 9, and the fixing bolts 15 pass through the sealing end cover 13 and correspond to the fixing screw holes 12. Because the fixing bolts 15 are provided, the fixing bolts 15 are tightened to fix the sealing end cover 13 on both sides of the bearing inner ring 1 and the bearing outer ring 9, thereby shielding and protecting the bearing balls 7 between the bearing inner ring 1 and the bearing outer ring 9, and preventing dust and impurities in the environment from falling on the surface of the bearing balls 7 between the bearing inner ring 1 and the bearing outer ring 9.

[0026] The working principle of the utility model is:

[0027] After injecting a proper amount of lubricating oil into the oil storage tank 2, tighten the sealing knob 4 to store the lubricating oil in the oil storage tank 2, and after the bearing ball 7, retainer 8 and bearing outer ring 9 are assembled and clamped on the surface of the bearing inner ring 1, the sealing end cover 13 is correspondingly clamped on both sides of the bearing outer ring 9, and the positioning block 14 is inserted into the corresponding positioning slot 11, and the fixing bolts 15 are tightened to fix the two sets of sealing end covers 13 on both sides of the bearing outer ring 9, and the bearing inner ring 1 and the bearing outer ring 9 are controlled to rotate relative to each other, so that when the lubricating oil slides inside the oil storage tank 2, it can flow out from the oil outlet 3 and be smeared on the surface of the bearing ball 7, and lubricate the bearing ball 7 when rolling between the outer groove 5 and the inner groove 10, thereby reducing the friction of the bearing ball 7 when rolling and avoiding the bearing ball 7 from being blocked and stuck between the outer groove 5 and the inner groove 10.

[0028] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0029] The above describes in detail the preferred implementation of this patent, but this patent is not limited to the above implementation. Various changes can be made within the knowledge scope of ordinary technicians in this field without departing from the purpose of this patent.

Claims

1. A deep groove ball bearing with anti-clogging function, comprising a bearing inner ring (1), characterized in that: An oil storage tank (2) is provided inside the bearing inner ring (1), an outer groove (5) is provided on the surface of the bearing inner ring (1), a plurality of groups of oil outlet holes (3) are provided at equal angles on the surface of the bearing inner ring (1) located inside the outer groove (5) near the bottom of the oil storage tank (2), and the oil outlet holes (3) are connected to the oil storage tank (2), a sealing knob (4) is provided on the top of one side of the bearing inner ring (1), a plurality of groups of bearing balls (7) are rollingly installed on the surface of the bearing inner ring (1) located inside the outer groove (5), and a retaining frame (8) is provided between the plurality of groups of bearing balls (7), a bearing outer ring (9) is provided on the surface of the plurality of groups of bearing balls (7), and sealing end covers (13) are symmetrically provided on both sides of the bearing outer ring (9).

2. A deep groove ball bearing with anti-clogging function according to claim 1, characterized in that: The bearing inner ring (1) is symmetrically provided with retaining rings (6) on both sides, and the retaining rings (6) correspond to the inner wall of the sealing end cover (13).

3. The deep groove ball bearing with anti-clogging function according to claim 1, characterized in that: The inner wall of the bearing outer ring (9) is provided with an inner slide groove (10), and the inner slide groove (10) corresponds to the outer slide groove (5), and the outer slide groove (5) and the inner slide groove (10) are clamped on the surface of multiple groups of bearing balls (7).

4. The deep groove ball bearing with anti-clogging function according to claim 1, characterized in that: Six groups of fixing screw holes (12) are respectively arranged at equal angles on both sides of the bearing outer ring (9), and three groups of positioning slots (11) are respectively arranged at equal angles and staggered on both sides of the surface of the bearing outer ring (9).

5. The deep groove ball bearing with anti-clogging function according to claim 4, characterized in that: Three groups of positioning blocks (14) are fixedly installed at equal angles on one side of the sealing end cover (13) close to the bearing outer ring (9), and the positioning blocks (14) correspond to the positioning slots (11).

6. A deep groove ball bearing with anti-clogging function according to claim 5, characterized in that: Six groups of fixing bolts (15) are provided at equal angles on the side of the sealing end cover (13) away from the bearing outer ring (9), and the fixing bolts (15) pass through the sealing end cover (13) and correspond to the fixing screw holes (12).

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