CN216268487U

CN216268487U - Overload wheel assembly

Info

Publication number: CN216268487U
Application number: CN202123088196.9U
Authority: CN
Inventors: 戴楚玉; 戴光华; 戴光荣
Original assignee: Loudi Jiahua Machinery Co ltd
Current assignee: Loudi Jiahua Machinery Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-04-12
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses an overload wheel assembly, which relates to the technical field of wheel assemblies and comprises a wheel seat and a wheel connected with the wheel seat through a composite bearing mechanism; the composite bearing mechanism comprises a first wheel end cover and a second wheel end cover which are fixedly connected to the outer surface of a wheel, a third wheel end cover which is fixedly connected to the outer side wall of a wheel seat, a wheel shaft arranged in the same wheel seat, a thrust ball bearing and a spherical roller bearing, wherein the thrust ball bearing and the spherical roller bearing are arranged on the outer surface of the wheel shaft, and the wheel shaft is connected with the wheel through the spherical roller bearing. The utility model relates to an overload wheel assembly, which bears axial load through a thrust ball bearing and bears radial load through a spherical roller bearing, thereby reducing the abrasion to a wheel and prolonging the service life of the wheel.

Description

Overload wheel assembly

Technical Field

The utility model relates to the technical field of wheel assemblies, in particular to an overload wheel assembly.

Background

In a steel plant, the conveying of steel parts or steel billets is often related, and the steel parts or the steel billets are heavy objects, so the conveying is a relatively troublesome matter, a travelling crane cannot be adopted at any time to convey in the production process, and the travelling crane conveying has limitations and cannot well meet the conveying of the steel parts or the steel billets. Therefore, the roller conveying is carried out in the form of a wheel set, and the wheel set refers to mechanical equipment consisting of wheels, shafts, bearings, bearing boxes and the like.

The wheel group on the existing market is directly contacted with a steel billet because of the wheel group during conveying, so that the wheel group simultaneously bears radial force and axial force, thereby leading to large load on the wheel group, further leading to serious abrasion and reducing the service life of the wheel group.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an overload wheel assembly which can effectively solve the problem that the wheel set is subjected to large load due to the fact that radial force and axial force are simultaneously borne in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that: an overload wheel assembly comprises a wheel seat and a wheel connected with the wheel seat through a composite bearing mechanism;

the composite bearing mechanism comprises a first wheel end cover and a second wheel end cover which are fixedly connected to the outer surface of a wheel, a third wheel end cover which is fixedly connected to the outer side wall of a wheel seat, a wheel shaft arranged in the same wheel seat, a thrust ball bearing and a spherical roller bearing, wherein the thrust ball bearing and the spherical roller bearing are arranged on the outer surface of the wheel shaft, and the wheel shaft is connected with the wheel through the spherical roller bearing.

Preferably, the outer surface of one side of the wheel seat is provided with a plurality of groups of first threaded holes in a penetrating mode, the outer surface of the third wheel end cover is provided with a plurality of groups of second threaded holes, the outer surface of the third wheel end cover is provided with a first fixing screw, and the cross section of the first fixing screw is matched with the cross sections of the first threaded holes and the second threaded holes.

Preferably, the outer surface of one side of the wheel is provided with a plurality of groups of third threaded holes distributed in an annular array, and the central points distributed in the annular array are positioned on the central axis of the wheel.

Preferably, a plurality of groups have been seted up to the surface of first wheel end cover, are the fourth screw hole that the annular array distributes, and the third screw hole all is corresponding the setting with the position distribution and the size of dimension of fourth screw hole, and the lateral wall of first wheel end cover is provided with second set screw, and the cross section of second set screw matches with the cross section of third screw hole and fourth screw hole.

Preferably, the first fixing screw and the second fixing screw are both socket head cap screws, and the outer diameter of the first fixing screw is larger than that of the second fixing screw.

Preferably, there are two sets of thrust ball bearings, one set of thrust ball bearings located between the second wheel end cap and the third wheel end cap, and the other set of thrust ball bearings located between the first wheel end cap and the wheel base.

Preferably, the outer surface of the wheel seat is provided with a fixing bolt and a wheel seat baffle, and the wheel seat is connected with the wheel seat baffle through the fixing bolt.

Compared with the prior art, the utility model has the following beneficial effects:

in the utility model, the wheel, the thrust ball bearing and the spherical roller bearing are designed into a combined structure and are connected with each other through the bolt, so that the combination mode is simple; and wheel, thrust ball bearing and spherical roller bearing are the preparation alone, the effectual production preparation degree of difficulty and the cost of manufacture that has reduced, modular structure is convenient for install and maintain moreover, roll stably, still have the convertibility simultaneously, can damage the change of part during the change, maintenance cost is reduced, connected mode is simple, the installation is dismantled conveniently, and bear axial load through thrust ball bearing, spherical roller bearing bears radial load, reduce the wearing and tearing to the wheel with this, improve its life.

Drawings

FIG. 1 is a schematic front view of an overload wheel assembly according to the present invention;

FIG. 2 is a schematic side view of an inner portion of an overload wheel assembly according to the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 2 of an extra heavy duty wheel assembly of the present invention;

FIG. 4 is an enlarged view of the structure B of FIG. 2 of an overload wheel assembly in accordance with the present invention;

fig. 5 is an enlarged view of the structure C of fig. 2 of an overload wheel assembly according to the present invention.

In the figure: 1. a wheel seat; 2. a wheel; 3. a first wheel end cap; 4. a second wheel end cap; 5. a third wheel end cover; 6. a wheel shaft; 7. a thrust ball bearing; 8. a spherical roller bearing; 9. a first set screw; 10. a second set screw; 11. fixing the bolt; 12. a wheel seat baffle.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention is an overload wheel assembly, which includes a wheel base 1, a wheel 2 connected to the wheel base 1 through a composite bearing mechanism;

the composite bearing mechanism comprises a first wheel end cover 3 and a second wheel end cover 4 which are fixedly connected to the outer surface of a wheel 2, a third wheel end cover 5 which is fixedly connected to the outer side wall of a wheel seat 1, a wheel shaft 6 which is arranged in the same wheel seat 1, a thrust ball bearing 7 and a spherical roller bearing 8 which are arranged on the outer surface of the wheel shaft 6, wherein the wheel shaft 6 is connected with the wheel 2 through the spherical roller bearing 8.

The outer surface of one side of wheel seat 1 runs through and is provided with the first screw hole of multiunit, and a plurality of sets of second screw hole have been seted up to the surface of third wheel end cover 5, and the surface of third wheel end cover 5 is provided with first set screw 9, and the cross section of first set screw 9 and the cross section phase-match of first screw hole and second screw hole run through second screw hole and first screw hole in proper order through first set screw 9 to fix third wheel end cover 5 at wheel seat 1.

The outer surface of one side of wheel 2 has seted up a plurality of groups, is the third screw hole that the annular array distributes, and the central point that the annular array distributes is located the axis of wheel 2, and the third screw hole is the array distribution that uses the axis of wheel 2 as the centre of a circle, guarantees the stability of its installation.

A plurality of groups have been seted up to the surface of first wheel end cover 3, be the fourth screw hole that the annular array distributes, the third screw hole all is corresponding the setting with the position distribution and the size of dimensions of fourth screw hole, and the lateral wall of first wheel end cover 3 is provided with second set screw 10, the cross section of second set screw 10 and the cross section phase-match of third screw hole and fourth screw hole, through second set screw 10, run through fourth screw hole and third screw hole in proper order, thereby fix first wheel end cover 3 at 2 surfaces of wheel.

The first fixing screw 9 and the second fixing screw 10 are both socket head cap screws, and the outer diameter of the first fixing screw 9 is larger than that of the second fixing screw 10.

The number of the thrust ball bearings 7 is two, one group of the thrust ball bearings 7 is positioned between the second wheel end cover 4 and the third wheel end cover 5, the other group of the thrust ball bearings 7 is positioned between the first wheel end cover 3 and the wheel seat 1, and the axial load is born by the arranged thrust ball bearings 7, so that the abrasion to the wheel 2 is reduced.

The outer surface of the wheel seat 1 is provided with a fixing bolt 11 and a wheel seat baffle 12, and the wheel seat 1 is connected with the wheel seat baffle 12 through the fixing bolt 11.

The working principle of the utility model is as follows: the wheel 2, the thrust ball bearing 7 and the spherical roller bearing 8 are designed into a combined structure and are connected with each other through bolts, so that the combination mode is simple; and wheel 2, thrust ball bearing 7 and spherical roller bearing 8 are the preparation alone, the effectual production preparation degree of difficulty and the cost of manufacture that has reduced, and the integrated configuration is convenient for install and maintain moreover, it is stable to roll, still have the convertibility simultaneously, can damage the change of part during the change, maintenance cost is reduced, the connected mode is simple, the installation is dismantled conveniently, and bear axial load through thrust ball bearing 7, spherical roller bearing 8 bears radial load, reduce the wearing and tearing to wheel 2 with this, improve its life.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An overload wheel assembly, characterized in that: comprises a wheel seat (1) and a wheel (2) connected with the wheel seat (1) through a composite bearing mechanism;

the composite bearing mechanism comprises a first wheel end cover (3) and a second wheel end cover (4) which are fixedly connected to the outer surface of a wheel (2), a third wheel end cover (5) which is fixedly connected to the outer side wall of a wheel seat (1), a wheel shaft (6) which is arranged in the same wheel seat (1), a thrust ball bearing (7) and a spherical roller bearing (8) which are arranged on the outer surface of the wheel shaft (6), wherein the wheel shaft (6) is connected with the wheel (2) through the spherical roller bearing (8).

2. An extra heavy duty wheel assembly according to claim 1, wherein: the outer surface of one side of the wheel seat (1) is provided with a plurality of groups of first threaded holes in a penetrating mode, the outer surface of the third wheel end cover (5) is provided with a plurality of groups of second threaded holes, the outer surface of the third wheel end cover (5) is provided with a first fixing screw (9), and the cross section of the first fixing screw (9) is matched with the cross sections of the first threaded holes and the second threaded holes.

3. An extra heavy duty wheel assembly according to claim 2, wherein: the outer surface of one side of the wheel (2) is provided with a plurality of groups of third threaded holes distributed in an annular array, and the central points distributed in the annular array are positioned on the central axis of the wheel (2).

4. An extra heavy duty wheel assembly according to claim 3, wherein: a plurality of groups have been seted up to the surface of first wheel end cover (3), are the fourth screw hole that the annular array distributes, the third screw hole all is corresponding the setting with the position distribution and the size of a dimension of fourth screw hole, and the lateral wall of first wheel end cover (3) is provided with second set screw (10), the cross section and the third screw hole of second set screw (10) and the cross section phase-match of fourth screw hole.

5. An extra heavy duty wheel assembly according to claim 4, wherein: the first fixing screw (9) and the second fixing screw (10) are both hexagon socket head cap screws, and the outer diameter of the first fixing screw (9) is larger than that of the second fixing screw (10).

6. An extra heavy duty wheel assembly according to claim 5, wherein: the number of the thrust ball bearings (7) is two, one group of the thrust ball bearings (7) is positioned between the second wheel end cover (4) and the third wheel end cover (5), and the other group of the thrust ball bearings (7) is positioned between the first wheel end cover (3) and the wheel seat (1).

7. An extra heavy duty wheel assembly according to claim 6, wherein: the outer surface of the wheel seat (1) is provided with a fixing bolt (11) and a wheel seat baffle (12), and the wheel seat (1) is connected with the wheel seat baffle (12) through the fixing bolt (11).