Bearing seat for train transmission system

Abstract

The utility model provides a bearing seat for a train transmission system, which comprises a bearing seat body, operation grooves are symmetrically arranged on the outer wall of the bearing seat body, two limit fixing mechanisms are symmetrically arranged on the outer wall of the bearing seat body, support mechanisms are symmetrically arranged on the inner walls of the operation grooves, and the support mechanisms are arranged on the inner walls of the operation grooves. Mounting through holes are symmetrically formed in the outer wall of the bearing seat body; the bolt rotates in the threaded through hole, penetrates through the circular through hole to extrude a bearing in the bearing seat body, and then drives the two arc-shaped limiting sealing plates to move through the movable plate, so that external pollutants are prevented from entering the bearing when the bearing is limited and fixed, the service life of the bearing is prolonged, and the service life of the bearing is prolonged. The use cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bearing seat, especially a bearing seat for train transmission system. BACKGROUND

[0002] The train transmission system refers to the whole system for transmitting the power generated by the power source to the wheel to drive the train to run, the bearing seat in the train transmission system is used for installing and fixing the bearing, so that the bearing can be stably located at the predetermined position, thereby supporting the rotation of the rotating part (such as the wheel shaft, gear, etc.), and transmitting the torque borne by the bearing to the frame of the vehicle, ensuring that the power can be effectively transmitted to the wheel or other parts of the transmission device, and the bearing seat ensures that the bearing maintains the correct position during operation, which is crucial for maintaining the accuracy of the transmission system and reducing wear.

[0003] The existing bearing seat does not have a protection mechanism when in use, so that external pollutants enter the bearing interior, thereby reducing the service life of the bearing, and the bearing in the bearing seat also does not have further limiting and fixing, so that the position of the bearing installation is not firm, thereby increasing the use cost, therefore, the bearing seat for the train transmission system is proposed. SUMMARY

[0004] Therefore, the utility model embodiment hopes to provide a bearing seat for train transmission system to solve or alleviate the technical problems existing in the prior art, at least to provide a beneficial choice.

[0005] The technical scheme of the utility model embodiment is realized as follows: a bearing seat for train transmission system, including bearing seat body, the outer wall of bearing seat body is opened in the operation recess groove in pairs, the outer wall of bearing seat body is provided with two limiting and fixing mechanisms in pairs, the inner wall of operation recess groove is provided with supporting mechanism in pairs, the outer wall of bearing seat body is opened in the installation through -hole in pairs.

[0006] In some embodiments, the limiting and fixing mechanism includes two arc-shaped limiting and sealing plates, bolts and movable plates, wherein the outer wall of the bearing seat body is symmetrically provided with threaded through holes, and the inner wall of the operation recess groove is symmetrically provided with movable through holes, the movable through holes are communicated with the corresponding threaded through holes, and the inner wall of the movable through holes is provided with a circular through hole; the outer wall of the bolt is threadedly connected to the inner wall of the corresponding threaded through hole, and the bolt passes through the corresponding circular through hole; the bolt penetrates the movable plate and is rotationally connected, and the outer wall of the movable plate is slidingly connected to the inner wall of the corresponding movable through hole; two adjacent sides of the two arc-shaped limiting and sealing plates are symmetrically arranged on the outer wall of the movable plate, and the two adjacent sides of the two arc-shaped limiting and sealing plates are attached to the inner wall of the corresponding operation recess groove.

[0007] In some embodiments, the support mechanism comprises a support strip and two inclined support blocks, wherein the support strip is arranged on the inner wall of the operation groove, and the support strip is integrally formed with the bearing seat body; one side of the two inclined support blocks is symmetrically arranged on the outer wall of the support strip, and the other side of the two inclined support blocks is arranged on the inner wall of the operation groove, and the two inclined support blocks are integrally formed with the support strip and the bearing seat body.

[0008] In some embodiments, the inner wall of the movable through hole is uniformly provided with a sliding groove, and the outer wall of the movable plate is uniformly provided with a sliding block, and the outer wall of the sliding block is slidingly connected to the inner wall of the sliding groove.

[0009] In some embodiments, one end of the bolt is provided with a rubber pad.

[0010] The embodiments of the utility model have the following advantages due to the adoption of the above technical scheme:

[0011] Firstly, the bolt is rotated in the threaded through hole, the bolt passes through the circular through hole to extrude the bearing in the bearing seat body, then the bolt moves the two arc-shaped limiting sealing plates through the movable plate, when the bearing is limited and fixed, the external pollutants are prevented from entering the bearing, the service life of the bearing is improved, and the use cost is reduced.

[0012] Secondly, the support strip and the two inclined support blocks are used for further enhancing the use strength of the bearing seat body, and further improving the service life of the bearing seat body.

[0013] The above summary is only for the purpose of the description and is not intended to limit in any way. In addition to the above-described exemplary aspects, embodiments and features, further aspects, embodiments and features of the utility model will be readily apparent to those skilled in the art by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description can also be used to obtain other drawings without creative labor for those skilled in the art.

[0015] Figure 1 It is a structural diagram of the utility model;

[0016] Figure 2 It is a structural diagram of the utility model from the front view;

[0017] Figure 3 It is a structural diagram of the utility modelFigure 2 AA side cross-sectional structure diagram;

[0018] Figure 4 For this utility model Figure 3 A magnified structural diagram of area B;

[0019] Figure 5 This is a side view of the structure of the utility model;

[0020] Figure 6 For this utility model Figure 5 CC side cross-sectional structure diagram;

[0021] Figure 7 For this utility model Figure 6 Enlarged structure diagram of the D area.

[0022] Figure numerals: 1. Bearing seat body; 2. Limit fixing mechanism; 3. Support mechanism; 4. Operating groove; 5. Mounting through hole; 6. Circular through hole; 7. Movable through hole; 8. Threaded through hole; 9. Slide groove; 10. Slider; 11. Rubber pad; 20. Arc-shaped limit sealing plate; 21. Bolt; 22. Movable plate; 30. Support bar; 31. Tilted support block. DETAILED DESCRIPTION

[0023] Hereinafter, only certain exemplary embodiments are briefly described. As will be appreciated by those skilled in the art, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and description are to be regarded as illustrative in nature and not restrictive.

[0024] It should be noted that the terms "first," "second," "symmetrical," "array," etc. are used only to distinguish descriptions from positional descriptions and should not be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, limitations on features such as "first" and "symmetrical" may explicitly or implicitly include one or more of these features; similarly, when the number of certain features is not limited in the form of words such as "two" or "three," it should be noted that these features also explicitly or implicitly include one or more of the number of features.

[0025] In the present invention, unless otherwise expressly specified or limited, terms such as "installation," "connection," and "fixation" should be understood broadly; for example, they may refer to fixed connection, detachable connection, or integral molding; they may refer to mechanical connection, direct connection, welding, or indirect connection through an intermediate medium; they may refer to internal communication between two components or interaction between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on the specification and drawings in conjunction with specific circumstances.

[0026] The embodiments of the utility model will be explained in detail below with reference to the drawings.

[0027] As Figures 1-7 The utility model discloses an axle box for train transmission system, including axle box body 1, the outer wall of axle box body 1 is opened in the operation recess 4 symmetry, the outer wall of axle box body 1 is provided with two limit fixed establishment 2 symmetry, the inner wall of operation recess 4 is provided with support mechanism 3 symmetry, the outer wall of axle box body 1 is opened in the installation through -hole 5 symmetry.

[0028] In the embodiment, specifically, the limit fixed establishment 2 includes two arc limit sealing plate 20, bolt 21 and movable plate 22, wherein the outer wall of axle box body 1 is opened in the screw hole 8 symmetry, and the inner wall of operation recess 4 is opened in the movable through -hole 7 symmetry, the movable through -hole 7 is communicated with corresponding screw hole 8, the inner wall of movable through -hole 7 is opened in the round through -hole 6, the outer wall of bolt 21 is connected in the inner wall of corresponding screw hole 8 with thread, and bolt 21 passes through corresponding round through -hole 6, bolt 21 penetrates movable plate 22 and is rotationally connected, and the outer wall of movable plate 22 is slidably connected to the inner wall of corresponding movable through -hole 7, the outer wall of two arc limit sealing plate 20 adjacent side is provided on the outer wall of movable plate 22 symmetry, and the outer wall of two arc limit sealing plate 20 adjacent side is attached to the inner wall of corresponding operation recess 4, by above setting relevant personnel uses the tool and rotates bolt 21 in screw hole 8, bolt 21 passes through round through -hole 6 and extrudes the bearing in axle box body 1, after this, bolt 21 moves two arc limit sealing plate 20 through movable plate 22 and drives, for the bearing is limited and fixed, prevent the pollutant of outside from entering the bearing.

[0029] In the embodiment, specifically, the support mechanism 3 includes support strip 30 and two inclined support blocks 31, wherein the support strip 30 is provided on the inner wall of the operation recess 4, and the support strip 30 is integrally formed with the axle box body 1, one side of the two inclined support blocks 31 is symmetrically provided on the outer wall of the support strip 30, and the other side of the two inclined support blocks 31 is provided on the inner wall of the operation recess 4, and the two inclined support blocks 31 are integrally formed with the support strip 30 and the axle box body 1, the support strip 30 and the two inclined support blocks 31 are arranged to further enhance the use strength of the axle box body 1 and further improve the service life of the axle box body 1.

[0030] In the embodiment, specifically, the inner wall of the movable through -hole 7 is uniformly provided with a sliding groove 9, and the outer wall of the movable plate 22 is uniformly provided with a sliding block 10, the outer wall of the sliding block 10 is slidably connected to the inner wall of the sliding groove 9, the sliding block 10 is slid in the sliding groove 9, which can assist the movable plate 22 to move and stabilize the position of the movable plate 22.

[0031] In the embodiment, specifically, one end of the bolt 21 is provided with the rubber pad 11, the rubber pad 11 is arranged above to enhance the friction between the bolt 21 and the bearing, and to enhance the position of the fixed bearing.

[0032] In the working process of the utility model, the related personnel place the bearing in the bearing seat body 1, then use tools to rotate the bolt 21 in the threaded through hole 8, the bolt 21 passes through the circular through hole 6 and extrudes the bearing in the bearing seat body 1, then the bolt 21 drives the two arc limiting sealing plates 20 to move through the movable plate 22, when the bearing is limited and fixed, the external pollutants are prevented from entering the bearing.

[0033] The fastening screw is used to fix the bearing seat body 1 in the use position of the train transmission system through the mounting through hole 5.

[0034] When the bearing needs to be overhauled, the related personnel only need to use tools to reversely rotate the bolt 21 in the threaded through hole 8, the bolt 21 is separated from the bearing, and the bolt 21 drives the arc limiting sealing plate 20 to move away from the bearing through the movable plate 22, so that the bearing is conveniently overhauled.

[0035] The above is only a specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of various changes or replacements within the technical range disclosed by the utility model, and these should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of the claims.

Claims

1. A bearing housing for a train drive system comprising a bearing housing body (1), characterized in that: The outer wall of the bearing seat body (1) is symmetrically provided with an operation groove (4), the outer wall of the bearing seat body (1) is symmetrically provided with two limiting fixing mechanisms (2), the inner wall of the operation groove (4) is symmetrically provided with a supporting mechanism (3), and the outer wall of the bearing seat body (1) is symmetrically provided with a mounting through hole (5).

2. The bearing seat for a train transmission system according to claim 1, characterized in that: The limiting fixing mechanism (2) comprises two arc-shaped limiting sealing plates (20), a bolt (21) and a movable plate (22), wherein, The outer wall of the bearing seat body (1) is symmetrically provided with a threaded through hole (8), and the inner wall of the operation groove (4) is symmetrically provided with a movable through hole (7), the movable through hole (7) is communicated with the corresponding threaded through hole (8), and the inner wall of the movable through hole (7) is provided with a circular through hole (6); The outer wall of the bolt (21) is threadedly connected to the inner wall of the corresponding threaded through hole (8), and the bolt (21) passes through the corresponding circular through hole (6); The bolt (21) penetrates through the movable plate (22) and is rotationally connected, and the outer wall of the movable plate (22) is slidingly connected to the inner wall of the corresponding movable through hole (7); The adjacent side of the two arc-shaped limiting sealing plates (20) is symmetrically arranged on the outer wall of the movable plate (22), and the adjacent side of the two arc-shaped limiting sealing plates (20) is attached to the inner wall of the corresponding operation groove (4).

3. The bearing stand for a train drive system of claim 1, wherein: The supporting mechanism (3) comprises a supporting strip (30) and two inclined supporting blocks (31), wherein, The supporting strip (30) is arranged on the inner wall of the operation groove (4), and the supporting strip (30) is integrally formed with the bearing seat body (1); The side of the two inclined supporting blocks (31) is symmetrically arranged on the outer wall of the supporting strip (30), and the other side of the two inclined supporting blocks (31) is arranged on the inner wall of the operation groove (4), and the two inclined supporting blocks (31) are integrally formed with the supporting strip (30) and the bearing seat body (1).

4. The bearing seat for a train drive system of claim 2, wherein: The inner wall of the movable through hole (7) is uniformly provided with a sliding groove (9), and the outer wall of the movable plate (22) is uniformly provided with a sliding block (10), and the outer wall of the sliding block (10) is slidingly connected to the inner wall of the sliding groove (9).

5. The bearing stand for a train drive system of claim 2, wherein: One end of the bolt (21) is provided with a rubber pad (11).

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