CN220726883U - Bearing structure that dustproof effect is good - Google Patents

Abstract

The utility model relates to the technical field of bearings, in particular to a bearing structure with good dustproof effect, which comprises an inner ring, wherein an outer ring is arranged on the outer side of the inner ring, dustproof plates are arranged at the upper end and the lower end of the middle part of the inner ring and the outer ring, oil inlet holes are arranged at the two opposite positions of the dustproof plates, a ring column is arranged above the oil inlet holes, a plurality of rotary holes are arranged on the upper surface of the ring column, and a cover plate is arranged above the ring column.

Description

Bearing structure that dustproof effect is good

Technical Field

The utility model relates to the technical field of bearings, in particular to a bearing structure with a good dustproof effect.

Background

Bearings are an important component in contemporary mechanical devices. The main functions of the device are to support the mechanical rotator, reduce the friction coefficient in the motion process and ensure the rotation precision;

chinese patent discloses a seal structure (grant bulletin number CN 215805802U) for sealed bearing that dustproof effect is good, and this patent technique includes inner circle, dust guard, standing groove, gomphosis groove, draw-in groove and connecting block, inner circle one side outer wall is provided with the outer lane, the standing groove has all been seted up to inner circle and outer lane one side outer wall, the dust guard deviates from connecting block one side outer wall symmetry and installs the gomphosis piece, the inside dust guard that is provided with of standing groove, the connecting block of circular array distribution is installed to dust guard one side outer wall, connecting block inside movable mounting has the push pedal, the fixture block is installed to push pedal one side outer wall, the screw has been seted up to inside one side of connecting block. According to the utility model, the effect of facilitating the installation and the disassembly of the dust-proof plate is achieved by arranging the placing groove, the dust-proof plate and the connecting block, the disassembly efficiency of the dust-proof plate is improved, the addition of lubricating oil to the balls by a worker is facilitated, and the working efficiency of the worker is improved;

however, when the device is used for adding lubricating oil, the dust-proof plate still needs to be detached, and when the lubricating oil is added, the dust-proof plate needs to be reinstalled, so that the workload of workers is increased. Therefore, a person skilled in the art provides a bearing structure with good dustproof effect, so as to solve the problems in the prior art.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a bearing structure with good dustproof effect, which comprises an inner ring, wherein an outer ring is arranged on the outer side of the inner ring, dustproof plates are arranged at the upper end and the lower end of the middle part of the inner ring and the outer ring, oil inlet holes are formed in two opposite positions of the dustproof plates, a ring column is arranged above the oil inlet holes, a plurality of rotating holes are formed in the upper surface of the ring column, and a cover plate is arranged above the ring column.

Preferably: the middle of outer loop and inner ring is equipped with the ball, and both ends all are equipped with spacing groove one about both sides around the outer loop inner wall, are equipped with the hand hole in the spacing groove one, and this structure can make the fixed firm more of dust guard.

Preferably: the first limiting groove is internally provided with a limiting plate, one surface of the limiting plate, which is close to the first limiting groove, is provided with a pull rod, the pull rod is fixedly connected with the limiting plate, and the limiting plate can fix the dust-proof plate with the outer ring.

Preferably: the connecting place of the pull rod and the limiting plate is provided with a spring, and the spring can enable one part of the limiting plate to be positioned in the second limiting groove, and the position for placing the dust-proof plate is deviated.

Preferably: and a second limiting groove is formed in the contact position of the dustproof plate and the limiting plate.

Preferably: the lower part of the cover plate is provided with a rotating column, the rotating column is rotationally connected with the rotating hole, and the cover plate can rotate on the annular column through the rotating column.

Preferably: the upper surface of apron is equipped with the screw hole with the relative position of swivel post, and the top of screw hole is equipped with the spiral shell dish, and the below of spiral shell dish is equipped with the screw, utilizes the screw to fix the change on the loop column, when needs are opened the apron, take off the screw can, convenient.

The utility model has the technical effects and advantages that:

according to the utility model, in structural design, the oil inlet hole and the annular column are formed in the dust-proof plate, the annular column and the oil inlet hole are shielded by the cover plate, external foreign matters are prevented from entering the bearing, the cover plate is fixed by the bolts, when lubricating oil is required to be injected into the bearing, the cover plate is only required to be opened, the dust-proof plate is not required to be detached, and when the inside of the bearing is required to be overhauled, the dust-proof plate can be removed only by pulling the pull rod, so that the dust-proof plate is more convenient and quicker.

Drawings

Fig. 1 is a schematic structural view of a bearing structure with good dust-proof effect according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a bearing in a bearing structure with good dustproof effect according to an embodiment of the present application;

fig. 3 is a schematic view of a part a of a bearing structure with a good dust-proof effect in a partially enlarged structure according to an embodiment of the present application;

fig. 4 is a schematic structural view of a dust-proof plate in a bearing structure with good dust-proof effect according to an embodiment of the present application;

fig. 5 is a schematic diagram of a partial enlarged structure of a B-branch in a bearing structure with good dust-proof effect according to an embodiment of the present application;

fig. 6 is a schematic structural diagram II of a dust-proof plate in a bearing structure with good dust-proof effect according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a cover plate in a bearing structure with good dust-proof effect according to an embodiment of the present application;

FIG. 8 is a schematic view of a bearing structure with a partially enlarged C portion with a good dust-proof effect

Fig. 9 is a schematic structural view of a limiting plate in a bearing structure with good dustproof effect.

In the figure:

1. an outer ring; 2. an inner ring; 3. a dust-proof plate; 4. a pull rod; 5. a loop column; 6. a cover plate; 7. a ball; 8. pulling holes; 9. a first limit groove; 10. a limiting plate; 11. a spring; 13. a turning hole; 14. an oil inlet hole; 15. a limiting groove II; 16. a rotating column; 17. a threaded hole; 18. a screw plate; 19. and (5) a screw.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples

Referring to fig. 1 to 9, in this embodiment, a bearing structure with good dust-proof effect is provided, which includes an inner ring 2, an outer ring 1 is arranged outside the inner ring 2, balls 7 are arranged between the outer ring 1 and the inner ring 2, a first limit groove 9 is arranged at the upper and lower ends of the front and rear sides of the inner wall of the outer ring 1, a pull hole 8 is arranged in the first limit groove 9, and the pull hole 8 penetrates through the outer wall of the outer ring 1 outwards;

a limiting plate 10 is arranged in the limiting groove I9, a pull rod 4 is arranged on one surface of the limiting plate 10, which is close to the limiting groove I9, the pull rod 4 is fixedly connected with the limiting plate 10, the pull rod 4 enters the outside of the outer ring 1 through a pull hole 8, a spring 11 is arranged at the connecting position of the pull rod 4 and the limiting plate 10, the spring 11 can push the limiting plate 10 out of the limiting groove I9, and meanwhile, a buffering effect can be achieved;

the upper end and the lower end of the middle part of the inner ring 2 and the outer ring 1 are respectively provided with a dust guard 3, the upper surface of the dust guard 3 is flush with the upper surfaces of the outer ring 1 and the inner ring 2, two opposite positions of the dust guard 3 are provided with oil inlet holes 14, the oil inlet holes 14 penetrate through the dust guard 3, a ring column 5 is arranged above the oil inlet holes 14, the ring column 5 is fixedly connected with the dust guard 3, a plurality of rotating holes 13 are arranged on the upper surface of the ring column 5, the rotating holes 13 are distributed relatively, and a limiting groove II 15 is arranged at the contact position of the dust guard 3 and the limiting plate 10;

the upper side of the ring column 5 is provided with a cover plate 6, the cover plate 6 is rotationally connected with the ring column 5, a rotating column 16 is arranged below the cover plate 6, the rotating column 16 is rotationally connected with a rotating hole 13, the rotating hole 13 can be rotated, a threaded hole 17 is formed in the upper surface of the cover plate 6 and opposite to the rotating column 16, a screw disc 18 is arranged above the threaded hole 17, a screw 19 is arranged below the screw disc 18, and the screw 19 is fixed in the threaded hole 17 through threaded connection.

The working principle of the utility model is as follows:

when the utility model is used, if the dust-proof plate 3 is required to be disassembled, the pull rod 4 is only required to be pulled outwards, the dust-proof plate 3 can be removed after the limiting plate 10 completely enters the first limiting groove 9, when lubricating oil is required to be added, the cover plate 6 is rotated after only the screw 19 is required to be removed, and the lubricating oil is required to be added into the oil inlet hole 14, so that the dust-proof plate 3 is not required to be disassembled additionally.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims (7)

1. The utility model provides a dustproof effectual bearing structure, includes inner ring (2), and its characterized in that, inner ring (2) outside is equipped with outer loop (1), and the upper and lower both ends of inner ring (2) and outer loop (1) mid portion all are equipped with dust guard (3), are equipped with inlet port (14) in two places that are opposite of dust guard (3), are equipped with ring post (5) in the top of inlet port (14), are equipped with a plurality of pivot holes (13) at the upper surface of ring post (5), are equipped with apron (6) in the top of ring post (5).

2. The bearing structure with good dustproof effect according to claim 1, wherein balls (7) are arranged between the outer ring (1) and the inner ring (2), limiting grooves I (9) are formed in the upper end and the lower end of the front side and the rear side of the inner wall of the outer ring (1), and pull holes (8) are formed in the limiting grooves I (9).

3. The bearing structure with good dustproof effect according to claim 2, wherein a limiting plate (10) is arranged in the limiting groove I (9), a pull rod (4) is arranged on one surface, close to the limiting groove I (9), of the limiting plate (10), and the pull rod (4) is fixedly connected with the limiting plate (10).

4. A bearing structure with a good dust-proof effect according to claim 3, characterized in that a spring (11) is arranged at the connection of the pull rod (4) and the limiting plate (10).

5. A bearing structure with a good dust-proof effect according to claim 1 or 3, characterized in that a limit groove two (15) is provided at the contact place of the dust-proof plate (3) and the limit plate (10).

6. A bearing structure with good dust-proof effect according to claim 1, characterized in that a swivel post (16) is arranged below the cover plate (6), the swivel post (16) being in rotational connection with the swivel hole (13).

7. The bearing structure with good dustproof effect according to claim 6, wherein a threaded hole (17) is formed in a position opposite to the rotary column (16) on the upper surface of the cover plate (6), a screw plate (18) is arranged above the threaded hole (17), and a screw (19) is arranged below the screw plate (18).