CN214606907U - Combined wheel for wheel excavator - Google Patents

Abstract

The utility model discloses a combined wheel used in a wheel type excavator, which comprises an inner offset distance wheel, an outer offset distance wheel and a drive axle; the drive axle is connected with one side of the inner offset wheel, and the other side of the inner offset wheel is detachably connected with the outer offset wheel; the utility model discloses a transaxle with interior offset wheel one side is connected, the opposite side of interior offset wheel with the swing arm structure restrictive condition of transaxle has been solved to the mode that outer offset wheel can dismantle the connection, and the technical problem of unable configuration double tyre is convenient for match the double tyre, increases tire lifting surface area, the utility model discloses a this structure can reduce design cost.

Description

Combined wheel for wheel excavator

Technical Field

The utility model relates to a use combination formula wheel among wheeled excavator belongs to engineering vehicle technical field.

Background

The existing double-rim configuration generally has a spoke for an inner offset wheel and an outer offset wheel, and the two wheels are installed on a drive axle through bolts; if there is a limit to the track width, interference with the transaxle may occur.

Two spokes are arranged in the inner-offset-distance wheel, one of the spokes is used for being connected with a drive axle, and the spokes can play a role in adjusting the wheel distance; the other spoke of the inner offset wheel is connected with the outer offset wheel, so that the wheel distance can be adjusted while the minimum distance between the inner offset wheel and the tire mounted on the outer offset wheel is ensured, and the width requirement of the whole machine is met; the condition that the swing arm structure of the drive axle is limited cannot be provided with double tires.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the limited condition of swing arm structure of transaxle among the prior art, can't dispose the not enough of double tyre, provide an use combination formula wheel among the wheeled excavator.

A combined wheel used in a wheel type excavator comprises an inner offset distance wheel, an outer offset distance wheel and a drive axle;

the drive axle is connected with one side of the inner offset distance wheel, and the other side of the inner offset distance wheel is detachably connected with the outer offset distance wheel.

Further, the outer offset distance wheel comprises an inner rim, an inner spoke I and an inner spoke II;

the inner wheel rim, the inner spoke I and the inner spoke II are welded in sequence.

Furthermore, a knurled bolt for connecting an outer offset distance wheel is arranged on the inner spoke II; and the inner spoke II is provided with a first elastic check ring along the circumferential direction.

Furthermore, the first inner spoke is provided with a center hole and a mounting hole, and the center hole is used for limiting in the wheel edge of the drive axle; the mounting hole is used for fixing the inner offset distance wheel on the drive axle.

Further, the outer offset wheel is composed of an outer rim and an outer spoke, and the outer rim and the outer spoke are welded.

Furthermore, an elastic retainer ring II is arranged on the outer spoke.

Further, the outer spoke is provided with a mounting hole, and the mounting hole is used for fixing the inner offset distance wheel.

Compared with the prior art, the utility model discloses the beneficial effect who reaches:

the utility model discloses a transaxle with interior offset wheel one side is connected, the opposite side of interior offset wheel with the swing arm structure restrictive condition of transaxle has been solved to the mode that outer offset wheel can dismantle the connection, and the technical problem of unable configuration double tyre is convenient for match the double tyre, increases tire lifting surface area, the utility model discloses a this structure can reduce design cost.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the inner-offset wheel of the present invention;

FIG. 3 is a perspective view of the inner-offset wheel of the present invention;

FIG. 4 is a front view of the outer-offset wheel of the present invention;

fig. 5 is a perspective view of the wheel with an outer offset distance according to the present invention.

In the figure: 1. an inside-offset wheel; 1-1, inner rim; 1-2, inner spoke one; 1-3, inner spoke two; 1-4, knurled screw bolts; 1-5, a first elastic retainer ring; 2. an outboard offset wheel; 2-1, an outer rim; 2-2, a second elastic retainer ring; 2-3, outer spokes; 3. a drive axle.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

As shown in fig. 1 to 5, a combined wheel for use in a wheel excavator is disclosed; the combined wheel consists of an inner offset wheel 1 and an outer offset wheel 2;

the inner offset distance wheel 1 consists of an inner rim 1-1, an inner spoke I-2, an inner spoke II-3, an elastic collar I-5 and a knurled bolt 1-4; the inner wheel rim 1-1, the inner spoke I1-2 and the inner spoke II 1-3 are formed by welding, and then the elastic check ring I1-5 and the knurled bolt 1-4 are installed; the elastic retainer rings I1-5 are arranged along the circumferential direction of the inner spokes II 1-3; the elastic retainer rings 1-5 are used for limiting the axial displacement of the tire; the knurled bolts 1-4 are pressed into the inner offset wheel in advance, so that the mounting with the outer offset wheel 2 is facilitated;

the inner rim 1-2 is provided with a central hole and a mounting hole, the central hole is used as a spigot and plays a role in limiting in the wheel edge of the drive axle 3, and the mounting hole is used for fixing the inner offset wheel 1 on the drive axle 3;

the inner spokes 1-3 are provided with center holes and mounting holes, the mounting holes are used for being fixed with the outer offset distance wheel 2, semicircular holes are added near the mounting holes to facilitate the mounting of rim nuts, and the center holes are used for avoiding the wheel edge of the drive axle 3;

the outer offset distance wheel 2 consists of an outer rim 2-1, a second elastic retainer ring 2-2 and an outer spoke 2-3, wherein the outer rim 2-1 needs to be welded with the outer spoke 2-3, and then the second elastic retainer ring 2-2 is installed;

a central hole and a mounting hole are formed in the outer spoke 2-3, the mounting hole is used for fixing the inner offset distance wheel 1, a semicircular hole is added near the mounting hole to facilitate the mounting of a rim nut, and the central hole is used for avoiding the wheel edge of the drive axle 3;

firstly, the inner offset distance wheel 1 is arranged on a drive axle 3 through holes of the inner spokes I1-2, and then the inner offset distance wheel 1 is arranged with the inner spokes II 1-3 of the inner offset distance wheel 1 through the mounting holes of the outer spokes 2-3 in the outer offset distance wheel 2.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims (7)

1. A combined wheel used in a wheel excavator is characterized by comprising an inner offset distance wheel (1), an outer offset distance wheel (2) and a drive axle (3);

the drive axle (3) is connected with one side of the inner offset distance wheel (1), and the other side of the inner offset distance wheel (1) is detachably connected with the outer offset distance wheel (2).

2. A combined wheel for a wheeled excavator according to claim 1 wherein said outboard offset wheel (2) comprises an inner rim (1-1), an inner spoke one (1-2) and an inner spoke two (1-3);

the inner wheel rim (1-1), the inner spoke I (1-2) and the inner spoke II (1-3) are welded in sequence.

3. The combined wheel for wheel type excavator according to claim 2, wherein the second inner spoke (1-3) is provided with a knurled bolt (1-4) for connecting the wheel (2) with the outer offset distance; and the second inner spoke (1-3) is provided with a first elastic check ring (1-5) along the circumferential direction.

4. The combined wheel for a wheeled excavator according to claim 2 wherein said inner spokes one (1-2) are provided with a central hole for limiting in the rim of the drive axle (3) and a mounting hole; the mounting hole is used for fixing the inner offset distance wheel (1) on the drive axle (3).

5. A combined wheel for a wheel excavator according to claim 1 wherein the outer offset wheel (2) is comprised of an outer rim (2-1) and an outer spoke (2-3), the outer rim (2-1) and outer spoke (2-3) being welded.

6. Combined wheel for a wheeled excavator according to claim 5 wherein said outer spokes (2-3) are provided with a second circlip (2-2).

7. Combined wheel for a wheeled excavator according to claim 5 characterized in that the outer spokes (2-3) are provided with mounting holes for fixing with the inner offset wheel (1).

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