Oil bearing with lubricating oil storage tank
By setting up dust covers and oil groove mechanisms on both sides of the outer ring of the bearing, and using the pad ring and sponge layer to isolate and soak the lubricant on the ball, the problems of loss and frequent addition of bearing lubricant oil are solved, and the long-term lubrication and service life of the bearing are achieved.
Patent Information
- Application Number
- CN202421928821.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-09
- Publication Date
- 2025-05-20
- Estimated Expiration
- 2034-08-09
AI Technical Summary
During use, existing bearings are prone to insufficient lubrication due to loss of lubricating oil, which in turn causes bearing damage, and frequent lubricating oil is required.
An oil-containing bearing with a lubricated oil storage tank is designed. By setting dust covers and oil groove mechanisms on both sides of the outer ring of the bearing, the lubricant oil is isolated and immersed on the balls with a pad ring and a sponge layer, reducing the loss of lubricant and the need for frequent addition.
Effectively slows down the loss of lubricant oil, ensures that the bearing is always in a lubricated state, reduces the risk of bearing damage, and reduces the need for frequent addition of lubricant oil, and extends the service life of the bearing.
Smart Images
Figure CN222887149U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of bearings, in particular to an oil-impregnated bearing with a lubricating oil storage groove. Background Art
[0002] Lubrication has an important impact on the fatigue life, friction, wear, temperature, vibration, etc. of rolling bearings. Without normal lubrication, the bearings cannot work. In order to improve the lubricity of the bearings, oil grooves are generally opened in the outer ring of the bearings, and lubricating oil is added to the oil grooves to lubricate the bearings. However, the lubricating oil in the outer ring of the bearings is easy to lose during use, and the bearings are prone to damage due to the lack of timely addition of lubricating oil to the bearings. Therefore, it is necessary to frequently add lubricating oil to the bearings;
[0003] Therefore, it is very necessary to invent an oil-impregnated bearing with a lubricating oil storage groove. Content of the Utility Model
[0004] The purpose of the utility model is to provide an oil-impregnated bearing with a lubricating oil storage groove to solve the problems raised in the above background art.
[0005] To achieve the above purpose, the utility model provides the following technical solutions:
[0006] An oil-impregnated bearing with a lubricating oil storage groove, including an outer bearing ring and a groove. The groove is opened inside the outer bearing ring, and oil groove mechanisms are arranged on both sides of the outer bearing ring. The oil groove mechanisms can enable the bearing to have an oil storage groove;
[0007] The oil groove mechanism includes a dust-proof cover and a limiting edge strip. Dust-proof covers are arranged on both sides of the outer bearing ring, and a limiting edge strip is arranged at the edge of the dust-proof cover. The limiting edge strip is rotationally clamped in the groove.
[0008] In a preferred embodiment of the utility model, an oil groove is arranged inside the dust-proof cover, and a gasket ring is arranged on the inner side of the oil groove.
[0009] In a preferred embodiment of the utility model, an oil inlet hole is opened on the inner wall of the dust-proof cover, and an oil inlet block is further installed at the edge of the dust-proof cover. The oil inlet block is communicated with the oil inlet hole.
[0010] In a preferred embodiment of the utility model, a sponge layer is arranged on the inner side of the gasket ring, and through holes are opened on the inner wall of the gasket ring.
[0011] In a preferred embodiment of the utility model, an inner bearing ring is arranged inside the outer bearing ring, and rolling balls are arranged between the inner bearing ring and the outer bearing ring.
[0012] In a preferred embodiment of the utility model, retainers are arranged on both sides of the rolling balls.
[0013] In a preferred embodiment of the present utility model, an oil inlet groove is formed on the side wall of the outer ring of the bearing, and the shape and size of the oil inlet groove are the same as those of the oil inlet block.
[0014] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model.
[0015] Beneficial effects:
[0016] By providing dust covers on both sides of the bearing, not only can dust inside the bearing be prevented, but also the loss of lubricating oil can be slowed down. An oil groove is provided inside the dust cover to store the lubricating oil. The oil groove is isolated by a gasket ring. The lubricating oil in the oil groove flows into the sponge layer through a through hole, and the sponge layer wets and lubricates the rolling balls. The excess oil enters the outer ring of the bearing, so that it is not only convenient to apply lubricating oil to the bearing, but also convenient to store lubricating oil for long-term lubrication use, reducing the frequency of oiling the bearing. Description of the drawings
[0017] Figure 1 It is a schematic diagram of an oil-impregnated bearing with a lubricating oil storage groove;
[0018] Figure 2 It is an exploded view of an oil-impregnated bearing with a lubricating oil storage groove;
[0019] Figure 3 It is a structural diagram of a dust cover in an oil-impregnated bearing with a lubricating oil storage groove;
[0020] Figure 4 It is a side view of a dust cover in an oil-impregnated bearing with a lubricating oil storage groove;
[0021] Figure 5 It is a structural diagram of a gasket ring in an oil-impregnated bearing with a lubricating oil storage groove.
[0022] In the figure: outer ring of the bearing 1, inner ring of the bearing 2, rolling balls 3, retainer 4, sponge layer 5, gasket ring 6, dust cover 7, oil groove mechanism 8, oil inlet groove 9, groove 11, through hole 61, oil groove 71, oil inlet block 72, oil inlet hole 73, limit edge strip 74. Detailed implementation manners
[0023] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and should not be construed as limiting the present utility model.
[0024] Such as Figures 1 - 5 ;
[0025] It includes an outer bearing ring 1 and a groove 11. The groove 11 is opened inside the outer bearing ring 1. Oil groove mechanisms 8 are provided on both sides of the outer bearing ring 1. The oil groove mechanisms 8 can enable the bearing to have an oil storage groove. The inside of the dust cover is provided with an oil groove to store lubricating oil. The oil groove is isolated by a gasket ring. The lubricating oil in the oil groove flows into the sponge layer through a through hole, and the sponge layer wets and lubricates the balls. The excess oil enters the outer bearing ring, so that it is not only convenient to apply lubricating oil to the bearing, but also convenient to store lubricating oil for long-term lubrication use, reducing the frequency of oiling the bearing;
[0026] The oil groove mechanism 8 includes a dust cover 7 and a limiting edge strip 74. Dust covers 7 are provided on both sides of the outer bearing ring 1. The dust cover 7 is not only used to prevent dust from entering the bearing. The outer wall of the dust cover 7 is inclined. The inside of the dust cover 7 is used to store lubricating oil and limit and install the gasket ring 6 and the sponge layer 5. A limiting edge strip 74 is provided at the edge of the dust cover 7. The limiting edge strip 74 is used to make the dust cover 7 snap onto both sides of the outer bearing ring 1 and enable the dust cover 7 to rotate. The limiting edge strip 74 is rotationally snapped into the groove 11. An oil groove 71 is provided inside the dust cover 7. The oil groove 71 is used to store lubricating oil. A gasket ring 6 is provided inside the oil groove 71. The gasket ring 6 is used to isolate the lubricating oil in the oil groove 71. An oil inlet hole 73 is opened on the inner wall of the dust cover 7. The oil inlet hole 73 is used to feed lubricating oil into the oil groove 71. An oil inlet block 72 is also installed at the edge of the dust cover 7. After the dust cover 7 rotates, the oil inlet block 72 is aligned with the oil inlet groove 9. After the oil inlet block 72 is filled with oil, the lubricating oil flows into the oil inlet hole 73. The oil inlet block 72 and the oil inlet hole 73 are connected. A sponge layer 5 is provided inside the gasket ring 6. Through holes 61 are opened on the inner wall of the gasket ring 6. The lubricating oil in the oil groove 71 flows into the sponge layer 5 through the through holes 61, and the sponge layer 5 wets and lubricates the balls 3;
[0027] An inner bearing ring 2 is provided inside the outer bearing ring 1. The inner bearing ring 2 and the outer bearing ring 1 support the rolling of the balls 3. Balls 3 are provided between the inner bearing ring 2 and the outer bearing ring 1. Retainers 4 are provided on both sides of the balls 3. The retainers 4 are used to keep the balls 3 in position for rolling. An oil inlet groove 9 is opened on the side wall of the outer bearing ring 1. The oil inlet groove 9 is used to feed lubricating oil into the oil inlet block 72. The shape and size of the oil inlet groove 9 are the same as those of the oil inlet block 72.
[0028] The working principle of the present utility model is as follows: Dust covers 7 are provided on both sides of the outer ring 1 of the bearing. A limiting edge strip 74 is provided at the edge of the dust cover 7, and the limiting edge strip 74 is rotationally clamped in the groove 11. An oil groove 71 is provided inside the dust cover 7. A gasket ring 6 is provided inside the oil groove 71. An oil inlet hole 73 is opened on the inner wall of the dust cover 7. An oil inlet block 72 is also installed at the edge of the dust cover 7, and the oil inlet block 72 communicates with the oil inlet hole 73. A sponge layer 5 is provided inside the gasket ring 6. A through hole 61 is opened on the inner wall of the gasket ring 6. A bearing inner ring 2 is provided inside the outer ring 1 of the bearing. A ball 3 is provided between the bearing inner ring 2 and the outer ring 1 of the bearing. Retainers 4 are provided on both sides of the ball 3. An oil inlet groove 9 is opened on the side wall of the outer ring 1 of the bearing. The shape and size of the oil inlet groove 9 are the same as those of the oil inlet block 72. Rotate the dust cover 7 to align the oil inlet block 72 of the dust cover 7 with the oil inlet groove 9. The oil inlet groove 9 is used to feed lubricating oil into the oil inlet block 72. After the oil inlet block 72 is filled with oil, the lubricating oil flows into the oil inlet hole 73. Through the oil inlet hole 73, the lubricating oil flows into the oil groove 71. The lubricating oil is stored in the oil groove 71. The gasket ring 6 isolates the lubricating oil in the oil groove 71. Finally, the lubricating oil in the oil groove 71 flows into the sponge layer 5 through the through hole 61. The sponge layer 5 wets and lubricates the ball 3. Thus, it is not only convenient to apply lubricating oil to the bearing, but also convenient to store lubricating oil for long-term lubrication use, reducing the frequency of oiling the bearing.
[0029] Although the present utility model has been described above with reference to the embodiments, various improvements can be made to it and components therein can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the various features in the disclosed embodiments of the present utility model can be combined with each other in any way. The exhaustive description of these combinations is not given in this specification only for the sake of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.
Claims
1. An oil-containing bearing with a lubricating oil storage tank, comprising a bearing outer ring (1) and a groove (11), wherein the groove (11) is provided inside the bearing outer ring (1), characterized in that: Oil groove mechanisms (8) are provided on both sides of the bearing outer ring (1), and the oil groove mechanisms (8) can provide the bearing with an oil storage groove; The oil groove mechanism (8) comprises a dust cover (7) and a limiting edge strip (74). The dust cover (7) is provided on both sides of the bearing outer ring (1). The limiting edge strip (74) is provided at the edge of the dust cover (7). The limiting edge strip (74) is rotatably engaged in the groove (11).
2. The oil-containing bearing with a lubricating oil storage tank according to claim 1, characterized in that: An oil groove (71) is arranged inside the dust cover (7), and a gasket (6) is arranged inside the oil groove (71).
3. The oil-containing bearing with a lubricating oil storage tank according to claim 2, characterized in that: An oil inlet hole (73) is provided on the inner wall of the dust cover (7), and an oil inlet block (72) is also installed on the edge of the dust cover (7), and the oil inlet block (72) is communicated with the oil inlet hole (73).
4. The oil-containing bearing with a lubricating oil storage tank according to claim 2, characterized in that: A sponge layer (5) is arranged on the inner side of the gasket ring (6), and a through hole (61) is formed at the beginning of the inner wall of the gasket ring (6).
5. The oil-containing bearing with a lubricating oil storage tank according to claim 1, characterized in that: A bearing inner ring (2) is arranged inside the bearing outer ring (1), and a ball (3) is arranged between the bearing inner ring (2) and the bearing outer ring (1).
6. The oil-containing bearing with a lubricating oil storage tank according to claim 5, characterized in that: Retainers (4) are provided on both sides of the ball (3).
7. The oil-containing bearing with a lubricating oil storage tank according to claim 3, characterized in that: An oil inlet groove (9) is provided on the side wall of the bearing outer ring (1), and the shape and size of the oil inlet groove (9) are the same as those of the oil inlet block (72).