Low-loss alloy duplex stainless steel bearing

Abstract

The utility model relates to the technical field of bearings, in particular to a low-loss alloy duplex stainless steel bearing which comprises a lower bearing seat, the upper end face of the lower bearing seat is in lap joint with the lower bearing seat, a bearing body is jointly connected between the lower bearing seat and an upper bearing seat in an abutting mode, and an inner ring of the bearing body is in expanded connection with a rotating shaft. A limiting groove is formed in an inner ring of the bearing body, a limiting block is fixedly connected to the surface of the rotating shaft, the surface of the limiting block is clamped to the inner wall of the limiting groove, the side face of the lower bearing seat and the side face of the upper bearing seat are jointly in lap joint with a limiting ring, and third threaded holes are formed in the limiting ring, the lower bearing seat and the side face of the upper bearing seat correspondingly. A third threaded rod is in threaded connection with the interior of the third threaded hole. According to the utility model, the bearing lower seat and the bearing upper seat are combined together to mount the bearing body, so that a worker can conveniently dismount the bearing body, and internal parts can be conveniently maintained.

Description

Technical Field

[0001] The utility model relates to the technical field of bearings, in particular to an alloy duplex stainless steel bearing with low loss. Background Art

[0002] Patent No. CN203189537U discloses a bearing seat made of stainless steel. The utility model has a reasonable structural design, is corrosion-resistant, high-strength, easy to clean, and low-cost.

[0003] The above-mentioned existing bearing seat made of stainless steel material uses stainless steel as the material, which has the characteristics of high strength, corrosion resistance, and ability to withstand large gravitational forces. It is easy to clean and greatly extends the service life of the bearing seat. However, the bearing seat in the device is set as an integrated unit, making it difficult to disassemble and repair the internal structure of the bearing seat.

[0004] In order to solve the above problems, the utility model provides an alloy duplex stainless steel bearing with low loss. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an alloy duplex stainless steel bearing with low loss to solve the technical problem in the prior art that "the stainless steel used is the material, which has the characteristics of high strength, corrosion resistance, and ability to withstand large gravitational forces, is easy to clean, and greatly extends the service life of the bearing seat, but the bearing seat in the device is arranged as an integrated whole, making it difficult to disassemble and repair the internal structure of the bearing seat."

[0006] To achieve the above purpose, the utility model is implemented through the following technical scheme: it includes a bearing lower seat, the upper end surface of the bearing lower seat is overlapped with the bearing lower seat, the bearing lower seat and the bearing upper seat are commonly abutted with a bearing body, the inner ring of the bearing body is expanded and connected to the rotating shaft, the inner ring of the bearing body is provided with a limiting groove, the surface of the rotating shaft is fixedly connected to the limiting block, the surface of the limiting block is clamped on the inner wall of the limiting groove, the side surfaces of the bearing lower seat and the bearing upper seat are commonly overlapped with a limiting ring, the limiting ring and the side surfaces of the bearing lower seat and the bearing upper seat are all provided with a third threaded hole, and the third threaded hole is threadedly connected with a third threaded rod.

[0007] As a preferred technical solution of the utility model, a first threaded hole is formed on the upper end surface of the bearing lower seat, and a first threaded rod is threadedly connected to the first threaded hole.

[0008] As a preferred technical solution of the utility model, the upper end surfaces of the lower bearing seat and the upper bearing seat are both provided with a second threaded hole, and a second threaded rod is threadedly connected to the inner surface of the second threaded hole.

[0009] As a preferred technical solution of the utility model, the upper end surface of the bearing lower seat is fixedly connected to a limiting rod, the upper end surface of the bearing upper seat is provided with a limiting hole, and the surface of the limiting rod is slidably connected in the limiting hole.

[0010] As a preferred technical solution of the present utility model, the shape of the limiting block matches the shape of the limiting groove, and the shape of the limiting rod matches the shape of the limiting hole.

[0011] As a preferred technical solution of the present utility model, the number of the second threaded rods matches the number of the second threaded holes, and the number of the first threaded rods matches the number of the first threaded holes.

[0012] The utility model provides a low-loss duplex stainless steel alloy bearing having the following features:

[0013] Beneficial effects:

[0014] By combining the bearing lower seat and the bearing upper seat together to install the bearing body, it is convenient for workers to disassemble the bearing body and repair the internal parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure proposed by the utility model;

[0016] Figure 2 The utility model provides a structural schematic diagram of the bearing upper seat;

[0017] Figure 3 The utility model provides a schematic diagram of the structure of the limit hole;

[0018] Figure 4 A schematic diagram of the structure of a limit ring is provided for the utility model;

[0019] Figure 5 The utility model provides a structural schematic diagram of a rotating shaft.

[0020] In the figure: 1 bearing lower seat, 2 first threaded rod, 3 bearing upper seat, 4 second threaded rod, 5 limiting ring, 6 third threaded rod, 7 limiting rod, 8 limiting hole, 9 third threaded hole, 10 rotating shaft, 11 bearing body, 12 limiting block, 13 limiting groove, 14 second threaded hole, 15 first threaded hole. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0022] Thus, a feature indicated in this specification will be used to illustrate one of the features of an embodiment of the utility model, rather than implying that each embodiment of the utility model must have the described feature. In addition, it should be noted that this specification describes many features. Although some features can be combined together to illustrate possible system designs, these features can also be used in other combinations that are not explicitly described. Thus, unless otherwise stated, the described combinations are not intended to be limiting.

[0023] The principle and structure of the present invention are described in detail below with reference to the accompanying drawings and embodiments:

[0024] refer to Figure 1-5 A low-loss alloy duplex stainless steel bearing comprises a bearing lower seat 1, the upper end surface of the bearing lower seat 1 is overlapped with the bearing lower seat 1, a bearing body 11 is commonly abutted between the bearing lower seat 1 and the bearing upper seat 3, the inner ring of the bearing body 11 is expanded and connected to the rotating shaft 10, the inner ring of the bearing body 11 is provided with a limiting groove 13, the surface of the rotating shaft 10 is fixedly connected to the limiting block 12, the surface of the limiting block 12 is clamped on the inner wall of the limiting groove 13, the side surfaces of the bearing lower seat 1 and the bearing upper seat 3 are overlapped with a limiting ring 5, the limiting ring 5 and the side surfaces of the bearing lower seat 1 and the bearing upper seat 3 are all provided with a third threaded hole 9, and the third threaded hole 9 is internally threadedly connected with a third threaded rod 6.

[0025] By providing the third threaded rod 6 , the third threaded rod 6 can install the limiting ring 5 between the bearing upper seat 3 and the bearing lower seat 1 .

[0026] Furthermore, a first threaded hole 15 is formed on the upper end surface of the bearing lower seat 1 , and a first threaded rod 2 is threadedly connected to the first threaded hole 15 .

[0027] By providing the first threaded rod 2, the first threaded rod 2 can install the bearing lower seat 1 in the working position.

[0028] Furthermore, the upper end surfaces of the bearing lower seat 1 and the bearing upper seat 3 are both provided with a second threaded hole 14 , and the second threaded rod 4 is threadedly connected to the second threaded hole 14 .

[0029] By providing the second threaded rod 4 , the second threaded rod 4 can mount the bearing upper seat 3 and the bearing lower seat 1 together.

[0030] Furthermore, the upper end surface of the bearing lower seat 1 is fixedly connected with a limit rod 7 , the upper end surface of the bearing upper seat 3 is provided with a limit hole 8 , and the surface of the limit rod 7 is slidably connected in the limit hole 8 .

[0031] By providing the limiting rod 7 , the limiting rod 7 can improve the accuracy of the docking between the upper bearing seat 3 and the lower bearing seat 1 .

[0032] Furthermore, the shape of the limiting block 12 matches the shape of the limiting groove 13 , and the shape of the limiting rod 7 matches the shape of the limiting hole 8 .

[0033] Furthermore, the number of the second threaded rods 4 matches the number of the second threaded holes 14 , and the number of the first threaded rods 2 matches the number of the first threaded holes 15 .

[0034] The working principle of the utility model is as follows: first, the staff installs the bearing lower seat 1 at the working position through the first threaded rod 2, then the staff places the rotating shaft 10 with the bearing body 11 in the bearing lower seat 1, then the staff installs the bearing upper seat 3 on the limiting rod 7 on the bearing lower seat 1 through the limiting hole 8, and tightens the second threaded rod 4 in the second threaded hole 14, which can improve the stability of the connection between the bearing upper seat 3 and the bearing lower seat 1, then the staff puts the limiting ring 5 on the rotating shaft 10, and presses the bearing ring between the bearing upper seat 3 and the bearing lower seat 1, and tightens the third threaded rod 6 in the third threaded hole 9, so as to complete the assembly of the entire device, which can improve the stability of the rotating shaft 10 when rotating;

[0035] Compared with the prior art, it is more convenient for workers to disassemble the bearing body 11 and repair the internal parts.

[0036] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various equivalent modifications or replacements within the technical scope disclosed by the utility model, and these modifications or replacements should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A low-loss duplex stainless steel alloy bearing, comprising a bearing lower seat (1), characterized in that: The upper end surface of the bearing lower seat (1) is overlapped with the bearing lower seat (1), and a bearing body (11) is commonly abutted between the bearing lower seat (1) and the bearing upper seat (3). The inner ring of the bearing body (11) is expanded to connect the rotating shaft (10), and the inner ring of the bearing body (11) is provided with a limiting groove (13). The surface of the rotating shaft (10) is fixedly connected to a limiting block (12), and the surface of the limiting block (12) is clamped on the inner wall of the limiting groove (13). The side surfaces of the bearing lower seat (1) and the bearing upper seat (3) are commonly overlapped with a limiting ring (5), and the side surfaces of the limiting ring (5) and the bearing lower seat (1) and the bearing upper seat (3) are all provided with a third threaded hole (9), and the inner thread of the third threaded hole (9) is connected with a third threaded rod (6).

2. The low-loss duplex stainless steel alloy bearing according to claim 1, characterized in that: The upper end surface of the bearing lower seat (1) is provided with a first threaded hole (15), and the first threaded hole (15) is internally threadedly connected with a first threaded rod (2).

3. The low-loss duplex stainless steel alloy bearing according to claim 1, characterized in that: The upper end surfaces of the bearing lower seat (1) and the bearing upper seat (3) are both provided with a second threaded hole (14), and the second threaded hole (14) is internally threadedly connected with a second threaded rod (4).

4. The low-loss duplex stainless steel alloy bearing according to claim 1, characterized in that: The upper end surface of the bearing lower seat (1) is fixedly connected to a limiting rod (7), the upper end surface of the bearing upper seat (3) is provided with a limiting hole (8), and the surface of the limiting rod (7) is slidably connected in the limiting hole (8).

5. The low-loss duplex stainless steel alloy bearing according to claim 1, characterized in that: The shape of the limiting block (12) matches the shape of the limiting groove (13), and the shape of the limiting rod (7) matches the shape of the limiting hole (8).

6. The low-loss duplex stainless steel alloy bearing according to claim 1, characterized in that: The number of the second threaded rods (4) matches the number of the second threaded holes (14), and the number of the first threaded rods (2) matches the number of the first threaded holes (15).

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