Tapered roller bearing with dustproof function

Abstract

The utility model discloses a tapered roller bearing with a dustproof function, which belongs to the technical field of bearings and comprises a tapered roller bearing body, dustproof plates are arranged at the top and the bottom of the tapered roller bearing body, connecting blocks are fixedly connected to two sides of each dustproof plate, fixing rods are fixedly connected to the interiors of the connecting blocks, and the fixing rods are fixedly connected to the interiors of the connecting blocks. The fixing rod is sleeved with a spring. According to the tapered roller bearing with the dustproof function, by arranging the limiting holes, the limiting blocks, the connecting plates and the springs, when the dustproof plates need to be disassembled, the two connecting plates are extruded to be close to each other, the connecting plates drive the limiting blocks to move and enable the limiting blocks to be separated from the interiors of the limiting holes, and therefore the fixed state of the dustproof plates is relieved; according to the bearing, the traditional mode that the dustproof plate is fixed through welding is abandoned, so that the dustproof plate can be conveniently disassembled and assembled, and lubricating oil can be conveniently smeared on the rollers while the dustproof function is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bearing technical field, concretely is a kind of conical roller bearing with dustproof function. BACKGROUND

[0002] Conical roller bearing is a kind of rolling bearing that can bear radial and axial load simultaneously, with high load capacity and excellent rigidity, the existing conical roller bearing in order to dustproof inside roller, usually welding fixed dustproof plate in bearing outer ring, but the way of welding is used to fixed dustproof plate will cause subsequent inconvenience to disassemble dustproof plate, so as to cause inconvenience to roller smearing lubricating oil. SUMMARY

[0003] In order to overcome the above-mentioned defects, the utility model provides a kind of conical roller bearing with dustproof function, solve the existing conical roller bearing usually adopts the way of welding to fixed dustproof plate, will cause subsequent inconvenience to disassemble dustproof plate, so as to cause inconvenience to roller smearing lubricating oil problem.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of conical roller bearing with dustproof function, including conical roller bearing body, the dustproof plate is arranged at the top and bottom of the conical roller bearing body, the both sides of the dustproof plate are fixedly connected with connecting block, the connecting block is fixedly connected with fixed rod in the inside, the fixed rod is sleeved with spring, the fixed rod is slidably connected with connecting plate, the connecting plate is fixedly connected with limit block, the outer ring of the conical roller bearing body is provided with four avoiding grooves, the outer ring of the conical roller bearing body is provided with four limit holes, and the limit block is located in the limit hole.

[0005] As a further scheme of the utility model: the limit block is designed as inclined plane, and the connecting plate is located in the avoiding groove.

[0006] As a further scheme of the utility model: one end of the spring is fixedly connected to the connecting block, and the other end of the spring is fixedly connected to the connecting plate.

[0007] As a further scheme of the utility model: the connecting block is provided with a sliding groove, and the connecting plate is slidably connected in the sliding groove.

[0008] As a further scheme of the utility model: the dustproof plate is in the shape of a circular ring, and the two connecting blocks are symmetrically arranged about the middle part of the dustproof plate.

[0009] Compared with the prior art, the utility model has the beneficial effects that:

[0010] 1. The conical roller bearing with dustproof function, through setting the limiting hole, limiting block, connecting plate and spring, when the dustproof plate needs to be disassembled, the two connecting plates are extruded to be close to each other, the connecting plate drives the limiting block to move and makes the limiting block separate from the inside of the limiting hole, so that the fixing state of the dustproof plate is released, at this time the dustproof plate can be disassembled, when the dustproof plate needs to be installed, first the limiting block is placed in the avoiding groove, and the dustproof plate is pressed downward, under the action of the inclined surface of the limiting block, the two limiting blocks and the connecting plate are close to each other, at the same time the connecting plate will compress the spring, when the limiting block moves to the limiting hole, the limiting block loses the supporting effect of the conical roller bearing body, the spring resets and drives the connecting plate and the limiting block to move, so that the limiting block enters the inside of the limiting hole, thereby fixing the dustproof plate, the bearing discards the traditional welding way to fix the dustproof plate, so that the dustproof plate is convenient to disassemble and install, and the roller is convenient to smear lubricating oil while dustproof.

[0011] 2. The conical roller bearing with dustproof function, through setting the fixed rod, connecting plate and sliding groove, when the dustproof plate needs to be installed, first the limiting block is placed in the avoiding groove, and the dustproof plate is pressed downward, under the action of the inclined surface of the limiting block, the two limiting blocks and the connecting plate are close to each other, at this time the connecting plate will slide on the fixed rod, the fixed rod plays a role in limiting the connecting plate, improves the stability of the movement of the connecting plate, and the sliding groove can prevent the connecting plate from rotating to cause the limiting block to deviate from the position, thereby guaranteeing the normal work of the limiting block. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0013] Figure 2 It is a structure schematic view of the separation of the conical roller bearing body and the dustproof plate of the utility model;

[0014] Figure 3 It is a structure schematic view of the utility model Figure 2 It is an enlarged structure schematic view of A in the middle;

[0015] Figure 4 It is a perspective structure schematic view of the conical roller bearing body of the utility model;

[0016] In the drawing: 1, conical roller bearing body; 2, dustproof plate; 3, connecting block; 4, connecting plate; 5, avoiding groove; 6, limiting hole; 7, sliding groove; 8, fixed rod; 9, spring; 10, limiting block. DETAILED DESCRIPTION

[0017] The technical scheme of the patent will be further described in detail in combination with specific implementation manners.

[0018] For example, Figures 1-4The utility model provides a technical scheme: a conical roller bearing with dustproof function, including conical roller bearing body 1, conical roller bearing body 1 top and bottom are all provided with dustproof plate 2, both sides of dustproof plate 2 are all fixedly connected with connecting block 3, is equipped with the sliding slot 7 on connecting block 3, and the connecting plate 4 is slidably connected in the sliding slot 7.

[0019] Connecting block 3 internally fixedly connected with fixed link 8, because of being equipped with fixed link 8, when spring 9 is compressed, fixed link 8 can limit spring 9, avoid spring 9 to produce deformation because of excessive bending, guarantee the normal use of spring 9, and spring 9 is sleeved on fixed link 8, one end of spring 9 is fixedly connected on connecting block 3, the other end of spring 9 is fixedly connected on connecting plate 4, and connecting plate 4 is slidably connected on fixed link 8, because of being equipped with connecting plate 4, by extruding two connecting plates 4, limit block 10 is moved conveniently, limit block 10 is separated from the inside of limit hole 6, to improve the operation convenience.

[0020] Limit block 10 is fixedly connected on connecting plate 4, and limit block 10 is designed as an inclined plane, because limit block 10 is designed as an inclined plane, when pressing dustproof plate 2, the inclined plane of limit block 10 is convenient for conical roller bearing body 1 to push away limit block 10 to move limit block 10, guarantee the smooth progress of subsequent work, and connecting plate 4 is located in the avoidance groove 5, and the outer ring of conical roller bearing body 1 is provided with four avoidance grooves 5, because of being equipped with avoidance groove 5, when pressing dustproof plate 2, under the action of the inclined plane of limit block 10, two limit blocks 10 and connecting plate 4 are close to each other, at this time, connecting plate 4 can slide in avoidance groove 5, and the existence of avoidance groove 5 can avoid the interference phenomenon between connecting plate 4 and conical roller bearing body 1 when sliding.

[0021] The outer ring of conical roller bearing body 1 is provided with four limit holes 6, and limit block 10 is located in the limit hole 6, the shape of dustproof plate 2 is a circular ring, and two connecting blocks 3 are symmetrically arranged about the middle part of dustproof plate 2.

[0022] The working principle of the utility model is as follows:

[0023] When the dustproof plate 2 needs to be disassembled, the two connecting plates 4 are pressed to make the two connecting plates 4 close to each other, the connecting plate 4 drives the limiting block 10 to move and makes the limiting block 10 out of the limiting hole 6, so that the fixing state of the dustproof plate 2 is released, at this time, the dustproof plate 2 can be disassembled, when the dustproof plate 2 needs to be installed, the limiting block 10 is placed in the avoiding groove 5 first, and the dustproof plate 2 is pressed downward, under the action of the inclined surface of the limiting block 10, the two limiting blocks 10 and the connecting plate 4 are close to each other, and the connecting plate 4 will compress the spring 9, when the limiting block 10 moves to the limiting hole 6, the limiting block 10 loses the supporting effect of the tapered roller bearing body 1, the spring 9 resets and pushes the connecting plate 4 and the limiting block 10 to move, so that the limiting block 10 enters the limiting hole 6, thereby fixing the dustproof plate 2.

[0024] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation", "connection", "connection" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication of two elements inside. For ordinary skilled person in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to specific circumstances.

[0025] The preferred embodiments of the patent are described above in detail, but the patent is not limited to the above-mentioned embodiments, within the knowledge range of ordinary skilled person in the art, various changes can be made without departing from the purpose of the patent.

Claims

1. A tapered roller bearing having a dust-proof function, comprising a tapered roller bearing body (1), characterized by: The conical roller bearing body (1) top and bottom are provided with dustproof plate (2), both sides of dustproof plate (2) are fixedly connected with connecting block (3), connecting block (3) is fixedly connected with fixed rod (8) inside, spring (9) is sleeved on fixed rod (8), connecting plate (4) is slidably connected on fixed rod (8), limiting block (10) is fixedly connected on connecting plate (4), four avoiding grooves (5) are arranged on the outer ring of conical roller bearing body (1), four limiting holes (6) are arranged on the outer ring of conical roller bearing body (1), limiting block (10) is located in limiting hole (6) inside.

2. The conical roller bearing with a dustproof function according to claim 1, characterized in that: The limiting block (10) is designed as an inclined surface, and the connecting plate (4) is located in the avoiding groove (5).

3. The conical roller bearing with dustproof function according to claim 1, characterized in that: One end of the spring (9) is fixedly connected to the connecting block (3), and the other end of the spring (9) is fixedly connected to the connecting plate (4).

4. The conical roller bearing with a dustproof function according to claim 1, characterized in that: The connecting block (3) is provided with a sliding groove (7), and the connecting plate (4) is slidably connected in the sliding groove (7).

5. The conical roller bearing with a dustproof function according to claim 1, characterized in that: The dustproof plate (2) is in the shape of a circular ring, and the two connecting blocks (3) are symmetrically arranged about the middle part of the dustproof plate (2).

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