Anti-deviation deep groove ball bearing structure
By setting threaded grooves and a linkage structure on the outer ring of the deep groove ball bearing, the cover is fixed and the cage position is restricted, thus solving the problem of cage misalignment and achieving bearing stability and extended life.
Patent Information
- Application Number
- CN202520324834.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-27
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2035-02-27
AI Technical Summary
During use, the cage of a deep groove ball bearing is prone to misalignment, which leads to accelerated roller wear and affects the bearing's service life.
By setting threaded grooves and threaded rings on the outer ring, and utilizing the linkage structure of T-plate, connecting plate, linkage block and pressure block, the cover is fixed and the position of the retainer is limited by the limit strip to prevent it from shifting.
It effectively prevents the cage from shifting during use, reduces roller wear, extends bearing life, and improves the rotational stability of the inner ring.
Smart Images
Figure CN223725161U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to deep groove ball bearing structure technical field, concretely is a kind of deep groove ball bearing structure of anti-deviation. BACKGROUND
[0002] Deep groove ball bearing original name single list centripetal ball bearing, it is the most widely used rolling bearing, its characteristics are small friction resistance, high speed, can be used to bear radial load or radial and axial combined load simultaneously acting machine parts, also can be used to bear axial load machine parts, for example, small power motor, automobile and tractor gearbox, machine tool gear box and general machine, tool etc.
[0003] Deep groove ball bearing relies on retainer to limit multiple ball in the middle of inner ring and outer ring, when using, retainer will vibrate in the middle of outer ring and inner ring, cause the deviation of roller when rotating along the track of inner ring and outer ring, to affect the accuracy of entire bearing when rotating, simultaneously, aggravate the wear of roller, shorten the service life of bearing. SUMMARY
[0004] The utility model discloses a kind of deep groove ball bearing structures of anti-deviation, with the function of preventing retainer from deviating, to prolong the service life of the utility model.
[0005] To achieve the above object, the technical scheme adopted by the utility model is: provide a kind of deep groove ball bearing structure of anti-deviation, including outer ring, the outer wall of the both ends of outer ring is equipped with threaded groove, the outer wall of threaded groove is connected with threaded ring in screw thread, the outer wall of threaded ring is equipped with annular groove, the inside of annular groove is provided with T type board, and the number of T type board is multiple, one end of multiple T type board is fixedly connected with connecting plate, the other end of connecting plate is fixedly connected with linkage block, the both ends of outer ring are equipped with through groove, and the number of through groove is multiple, the inside of multiple through groove is all installed with pressure block, one end of pressure block located outer ring outside is equipped with linkage groove, the inside of the both ends of outer ring is provided with cover, the outer wall of cover is equipped with inclined surface groove, and the number of inclined surface groove is multiple, the inner wall of cover is provided with retainer limiting strip, the inside of outer ring is installed with retainer, the both ends of retainer are equipped with retainer recess, retainer limiting strip is located in the inside of retainer recess.
[0006] Optionally, the linkage block and linkage groove are both T-shaped, the linkage block is located in the inside of linkage groove, one end of the pressure block located in the inside of outer ring is inclined, and is matched with inclined surface groove.
[0007] Optionally, the outer part of the cover is provided with a plurality of limiting blocks, and the outer wall of the two ends of the outer ring is provided with a plurality of limiting grooves.
[0008] Optionally, the inner part of the retainer is provided with an inner ring, the outer wall of the two ends of the inner ring is provided with an inner ring sealing groove, the inner wall of the cover is provided with a cover sealing groove, and the inner parts of the inner ring sealing groove and the cover sealing groove are provided with a sealing ring.
[0009] Optionally, the outer wall of the two ends of the inner ring is provided with an inner ring groove, and the inner wall of the cover is provided with an inner ring limiting strip located in the inner ring groove.
[0010] Optionally, the inner part of the retainer is provided with a plurality of rolling balls, and the inner wall of the inner ring is provided with a key groove.
[0011] Compared with the prior art, the utility model has the beneficial effects that:
[0012] 1、Before use, the plurality of limiting blocks arranged on the outer part of the cover correspond to the plurality of limiting grooves arranged on the outer wall of the outer ring, at this time, the plurality of inclined grooves arranged on the inner wall of the cover correspond to one end of the plurality of pressing blocks located in the inner part of the outer ring, then the threaded ring is rotated, the threaded ring moves away from one end of the outer ring along the threaded groove, when the threaded ring moves, the plurality of T-shaped plates located in the inner part of the threaded ring move synchronously, the connecting plate connected with the T-shaped plate and the linkage block move synchronously, the linkage block moves along the linkage groove arranged on one end of the pressing block located in the outer part of the outer ring, the pressing block moves along the through groove to the center position of the cover, until the pressing block is attached to the inclined groove in the cover at one end of the outer ring, at this time, the plurality of pressing blocks limit the cover in the inner part of the outer ring together, and the retainer limiting strip arranged on the inner wall of the cover is located in the retainer groove arranged on the outer wall of the retainer, so that the retainer is limited, the plurality of rollers in the inner part of the retainer are prevented from deviating due to vibration during use, the abrasion of the rollers is reduced, and the service life of the utility model is prolonged.
[0013] 2、The inner part of the cover is also provided with an inner ring limiting strip, when the position of the cover is fixed, the inner ring limiting strip is located in the inner ring groove arranged at the end of the inner ring, so that the inner ring is limited while rotating, and the stability of the inner ring during rotation is improved. BRIEF DESCRIPTION OF DRAWINGS
[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative labor on the basis of these drawings.
[0015] Figure 1 It is a schematic diagram of the overall structure of the present application.
[0016] Figure 2 It is a schematic diagram of the internal structure of the present application.
[0017] Figure 3 It is a schematic diagram of the internal structure of the present application. Figure 2 It is a schematic diagram of the internal structure of the present application.
[0018] Figure 4 It is a schematic diagram of the connection state of the threaded ring and the T-shaped plate of the present application.
[0019] Figure 5 It is a schematic diagram of the structure of the present application.
[0020] Figure 6 It is a schematic diagram of the structure of the present application.
[0021] Figure 7 It is a schematic diagram of the internal structure of the present application.
[0022] Figure 8 It is a schematic diagram of the external structure of the present application.
[0023] Figure 9 It is a schematic diagram of the structure of the present application.
[0024] Figure 10 It is a schematic diagram of the structure of the present application.
[0025] In the figure: 1, outer ring; 2, threaded groove; 3, threaded ring; 4, annular groove; 5, T-shaped plate; 6, connecting plate; 7, linkage block; 8, through groove; 9, pressing block; 10, linkage groove; 11, cover; 12, inclined groove; 13, retainer limiting strip; 14, retainer; 15, retainer recess; 16, limiting block; 17, limiting groove; 18, inner ring; 19, inner ring sealing groove; 20, cover sealing groove; 21, sealing ring; 22, inner ring recess; 23, inner ring limiting strip; 24, ball; 25, key groove. DETAILED DESCRIPTION
[0026] In order to make the technical problems, technical solutions and beneficial effects of the present application clearer, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.
[0027] It should be noted that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or indirectly connected to the other element.
[0028] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.
[0029] In addition, the terms "first", "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.
[0030] Referring to Figures 1-10The utility model discloses a kind of anti-deviation deep groove ball bearing structures provided by the embodiment of the utility model, which will be described below.A kind of anti-deviation deep groove ball bearing structure, including outer ring 1, the outer wall of both ends of outer ring 1 is equipped with thread groove 2, the outer wall of thread groove 2 is threadedly connected with threaded ring 3, the outer wall of threaded ring 3 is equipped with annular groove 4, T-shaped plate 5 is arranged in annular groove 4, and the number of T-shaped plate 5 is multiple, one end of multiple T-shaped plate 5 is fixedly connected with connecting plate 6, the other end of connecting plate 6 is fixedly connected with linkage block 7, the both ends of outer ring 1 are equipped with through groove 8, and the number of through groove 8 is multiple, the inside of multiple through groove 8 is equipped with pressure block 9, one end of pressure block 9 located outside outer ring 1 is equipped with linkage groove 10, the inside of both ends of outer ring 1 is equipped with cover 11, the outer wall of cover 11 is equipped with inclined groove 12, and the number of inclined groove 12 is multiple, the inner wall of cover 11 is equipped with retainer limiting strip 13, the inside of outer ring 1 is equipped with retainer 14, threaded ring 3 is rotated, so that threaded ring 3 moves to the end away from outer ring 1 along thread groove 2, when threaded ring 3 moves, multiple T-shaped plate 5 located in its inside moves synchronously, connecting plate 6 and linkage block 7 connected with T-shaped plate 5 move synchronously, and linkage block 7 moves along linkage groove 10 equipped with one end of pressure block 9 located outside outer ring 1, so that pressure block 9 moves along through groove 8 to the central position of cover 11, until pressure block 9 is attached in inclined groove 12 in cover 11 at one end located in the inside of outer ring 1, at this time, multiple pressure block 9 limits cover 11 in the inside of outer ring 1 by acting together, and retainer limiting strip 13 arranged in the inner wall of cover 11 is located in the inside of retainer groove 15 equipped with the outer wall of retainer 14, so that retainer 14 is limited, the both ends of retainer 14 are equipped with retainer groove 15, and retainer limiting strip 13 is located in the inside of retainer groove 15.
[0031] In another embodiment of the utility model, please refer to Figures 2 to 8 , linkage block 7 and linkage groove 10 are all T-shaped, linkage block 7 is located in the inside of linkage groove 10, one end of pressure block 9 located in the inside of outer ring 1 is inclined, and is attached with inclined groove 12, so that pressure block 9 moves to cover 11 center and press cover 11 tightly, to prevent cover 11 from falling in the process of the utility model running.
[0032] In another embodiment of the utility model, please refer to Figure 8 And Figure 9 , the outside of cover 11 is provided with limiting block 16, and the number of limiting block 16 is multiple, the outer wall of both ends of outer ring 1 is equipped with limiting groove 17, and the number of limiting groove 17 is multiple, multiple limiting block 16 is located in the inside of multiple limiting groove 17 respectively, to ensure that inclined groove 12 equipped with the outer wall of cover 11 can correspond with the end of the inclined surface of pressure block 9.
[0033] In another embodiment of the utility model, please refer to Figure 2The inner wall of the inner ring 18 is provided with an inner ring sealing groove 19 at both ends, the inner wall of the cover 11 is provided with a cover sealing groove 20, the inner ring sealing groove 19 and the cover sealing groove 20 are internally provided with a sealing ring 21, dust can be prevented from entering the bearing, the inner wall of the cover 11 is provided with an inner ring limiting strip 23, the inner ring limiting strip 23 is located in the inner ring groove 22, so that the inner ring 18 is limited while rotating, and the stability of the inner ring 18 during rotation is improved.
[0034] In another embodiment of the present application, please refer to Figure 2 and Figure 3 The inner wall of the inner ring 18 is provided with a key groove 25.
[0035] The above only describes the preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A misalignment-proof deep groove ball bearing arrangement comprising an outer ring (1), characterized in that: The outer wall of both ends of the outer ring (1) is provided with a threaded groove (2), the outer wall of the threaded groove (2) is threadedly connected with a threaded ring (3), the outer wall of the threaded ring (3) is provided with an annular groove (4), the inside of the annular groove (4) is provided with a plurality of T-shaped plates (5), one end of the plurality of T-shaped plates (5) is fixedly connected with a connecting plate (6), the other end of the connecting plate (6) is fixedly connected with a linkage block (7), both ends of the outer ring (1) are provided with a plurality of penetrating grooves (8), the inside of the plurality of penetrating grooves (8) is mounted with a plurality of pressing blocks (9), one end of the pressing block (9) located outside the outer ring (1) is provided with a linkage groove (10), both ends of the inside of the outer ring (1) are provided with a cover (11), the outer wall of the cover (11) is provided with a plurality of bevel grooves (12), the inner wall of the cover (11) is provided with a retainer limiting strip (13), the inside of the outer ring (1) is mounted with a retainer (14), both ends of the retainer (14) are provided with a retainer groove (15), the retainer limiting strip (13) is located in the inside of the retainer groove (15).
2. The anti-walk deep groove ball bearing structure according to claim 1, wherein: The linkage block (7) and the linkage groove (10) are both T-shaped, the linkage block (7) is located in the inside of the linkage groove (10), one end of the pressing block (9) located in the inside of the outer ring (1) is beveled and fits with the bevel groove (12).
3. The anti-walk deep groove ball bearing structure of claim 1, wherein: The outside of the cover (11) is provided with a plurality of limiting blocks (16), both ends of the outer wall of the outer ring (1) are provided with a plurality of limiting grooves (17), the plurality of limiting blocks (16) are respectively located in the plurality of limiting grooves (17).
4. The anti- misalignment deep groove ball bearing structure of claim 1, wherein: The inside of the retainer (14) is mounted with an inner ring (18), both ends of the outer wall of the inner ring (18) are provided with an inner ring sealing groove (19), the inner wall of the cover (11) is provided with a cover sealing groove (20), the inside of the inner ring sealing groove (19) and the cover sealing groove (20) is mounted with a sealing ring (21).
5. The anti- misalignment deep groove ball bearing structure of claim 4, wherein: Both ends of the outer wall of the inner ring (18) are provided with an inner ring groove (22), the inner wall of the cover (11) is provided with an inner ring limiting strip (23), the inner ring limiting strip (23) is located in the inside of the inner ring groove (22).
6. The anti- misalignment deep groove ball bearing structure of claim 4, wherein: The inside of the retainer (14) is mounted with a plurality of rolling balls (24), the inner wall of the inner ring (18) is provided with a key groove (25).