CN218400765U

CN218400765U - Guide wheel structure

Info

Publication number: CN218400765U
Application number: CN202222319017.6U
Authority: CN
Inventors: 冯伟; 王宾; 宗震宇; 王霞霞; 刘虹
Original assignee: LOVOL Engineering Machinery Group Co Ltd
Current assignee: Lovol Heavy Industry Group Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-31
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to an engineering machine tool technical field, it is specific, relate to a leading wheel structure, this leading wheel structure includes wheel body and track, still including the wheel carrier that is located the wheel body both sides, the wheel body rotates with the wheel carrier to be connected, the track includes a plurality of grip-pad, the grip-pad inboard is connected with the articulated slab of two vertical settings, two articulated slabs are arranged along the left and right direction of grip-pad, articulated slab on the grip-pad is articulated mutually with the articulated slab on the adjacent grip-pad, the wheel body outside has along the cyclic annular arch of its circumference setting, the arch is located on the same grip-pad between two articulated slabs. When the crawler belt wheel is used, the protrusions are located between the two hinged plates on the crawler belt plate, when the wheel body rotates, the protrusions apply restraint to the crawler belt in the left-right direction, and the risk that the crawler belt sideslips is reduced.

Description

Guide wheel structure

Technical Field

The utility model relates to an engineering machine tool technical field, it is specific, relate to a leading wheel structure.

Background

Current crawler-type excavator chassis includes the leading wheel structure, and the leading wheel structure includes wheel body and track, and the wheel body is located the track inboard for support track and guide track turn to, current wheel body be disc structure, and the track is walked around the wheel body and is realized turning to.

The above technical solution has the following disadvantages: wheel body single structure does not have horizontal restraint to the track, and when the track operation, the track easily takes place the phenomenon of sideslipping, and serious meeting leads to the track to break away from the wheel body completely, influences the safe handling of excavator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a leading wheel structure to above problem, reduce the risk that the track sideslips.

In order to achieve the purpose, the utility model discloses a guide wheel structure, this guide wheel structure includes wheel body and track, still including the wheel carrier that is located the wheel body both sides, the wheel body rotates with the wheel carrier to be connected, the track includes a plurality of grip-pad, the grip-pad inboard is connected with the articulated slab of two vertical settings, two articulated slabs are arranged along the left and right direction of grip-pad, articulated slab on the grip-pad is articulated mutually with the articulated slab on the adjacent grip-pad, the wheel body outside has along the annular arch of its circumference setting, the arch is located between two articulated slabs on the same grip-pad. When the crawler belt wheel is used, the protrusions are located between the two hinged plates on the crawler belt plate, when the wheel body rotates, the protrusions apply restraint to the crawler belt in the left-right direction, and the risk that the crawler belt sideslips is reduced.

Preferably, the left side surface and the right side surface of the inner end of each protrusion are perpendicular to the side surface of the wheel body, the left side surface and the right side surface of the outer end of each protrusion are obliquely arranged, and the included angle between the left side surface and the right side surface of the outer end of each protrusion is 70-80 degrees. When the crawler belt is used, the left side surface and the right side surface of the outer end of the protrusion are obliquely arranged, the protrusion can enter between the two hinged plates on the crawler belt plate, the left side surface and the right side surface of the inner end of the protrusion are perpendicular to the side surfaces of the wheel body, the left and right constraints are applied to the crawler belt in the left and right directions, and the risk that the crawler belt sideslips is reduced.

Preferably, the wheel carrier is provided with a wheel shaft, the wheel body is connected with a shaft sleeve, and the shaft sleeve is sleeved on the wheel shaft and is rotatably connected with the wheel shaft. When in manufacturing, the wheel body is convenient to install.

Preferably, the left end surface and the right end surface of the wheel body are both provided with annular grooves. The weight of the wheel body is reduced.

Preferably, the wheel frame is provided with a wheel shaft through hole for allowing the wheel shaft to pass through, and one end of the wheel shaft, which passes through the wheel shaft through hole, is in threaded connection with the wheel shaft nut. During installation, the wheel shafts are fixed by the wheel shaft nuts at the two ends of the wheel shafts, so that the wheel shafts can be conveniently installed.

Preferably, the axle through hole is shaped as a racetrack. When the wheel axle is used, the wheel axle is positioned in the runway shape, so that the position of the wheel axle is convenient to adjust.

Preferably, the length of the sleeve is greater than the width of the wheel body. The wheel body is convenient to mount and use.

Preferably, the lower side of the wheel frame is connected with a transversely arranged lower transverse plate, and the upper side of the wheel frame is connected with a transversely arranged upper transverse plate. When in use, the mechanical strength of the wheel frame is high.

Preferably, a vertical plate is connected between the lower transverse plate and the upper transverse plate. When in use, the mechanical strength of the wheel frame is further improved.

To sum up, the beneficial effects of the utility model reside in that: when the crawler belt wheel is used, the protrusions are located between the two hinged plates on the crawler belt plate, when the wheel body rotates, the protrusions apply restraint to the crawler belt in the left-right direction, and the risk that the crawler belt sideslips is reduced.

Drawings

Fig. 1 is a schematic structural view of a guide wheel structure of the present invention;

fig. 2 is a schematic top view of a guide wheel structure according to the present invention;

FIG. 3 is an enlarged schematic view of a portion B of FIG. 2;

FIG. 4 is a schematic structural view of a track in a guide wheel structure according to the present invention;

FIG. 5 isbase:Sub>A schematic view of section A-A of FIG. 1;

fig. 6 is an enlarged schematic view of a portion C of fig. 5.

In the figure: 1. a wheel body; 2. a protrusion; 3. a wheel carrier; 4. a lower transverse plate; 5. an upper transverse plate; 6. a vertical plate; 7. a wheel axle; 8. a wheel axle nut; 9. a wheel axle through hole; 10. a crawler belt; 11. a track shoe; 12. a hinge plate; 13. a groove; 14. and a shaft sleeve.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

The terms "first", "second" and "first" 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" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1 to 6, a guide wheel structure includes a wheel body 1 and a track 10, where the track 10 may be a steel track, a rubber track or a track made of other materials, and further includes wheel carriers 3 located at both sides of the wheel body 1, the wheel body 1 is rotatably connected with the wheel carriers 3, the track 10 includes a plurality of track shoes 11, two vertically arranged hinge plates 12 are connected to inner sides of the track shoes 11, the two hinge plates 12 are arranged along left and right directions of the track shoes 11, the hinge plate 12 on one track shoe 11 is hinged to the hinge plate 12 on an adjacent track shoe 11, an annular protrusion 2 is located at an outer side of the wheel body 1 along a circumferential direction of the wheel body, and the protrusion 2 is located between the two hinge plates 12 on the same track shoe 11. When the crawler belt wheel body 1 rotates, the bulges 2 apply left-right direction constraint to the crawler belt 10, and the risk of the crawler belt 10 slipping sideslip is reduced.

The left side surface and the right side surface of the inner end of the bulge 2 are vertical to the side surface of the wheel body 1, the left side surface and the right side surface of the outer end of the bulge 2 are inclined, and the included angle a between the left side surface and the right side surface of the outer end of the bulge 2 is 70-80 degrees. Preferably, the included angle a between the left and right side surfaces of the outer end of the protrusion 2 is 75 degrees. When the crawler belt is used, the left side surface and the right side surface of the outer end of the protrusion 2 are obliquely arranged, so that the protrusion 2 can conveniently enter between the two hinged plates 12 on the crawler belt plate 11, the left side surface and the right side surface of the inner end of the protrusion 2 are vertically arranged with the side surface of the wheel body 1, the left and right direction constraint is applied to the crawler belt 10, and the risk that the crawler belt 10 sideslips is reduced.

The wheel carrier 3 is provided with a wheel shaft 7, the wheel body 1 is connected with a shaft sleeve 14, and the shaft sleeve 14 is sleeved on the wheel shaft 7 and is rotationally connected with the wheel shaft 7. When in manufacturing, the wheel body 1 is convenient to mount.

Preferably, the left and right end faces of the wheel body 1 are both provided with annular grooves 13. The weight of the wheel body 1 is reduced.

The wheel carrier 3 is provided with a wheel shaft through hole 9 for allowing the wheel shaft 7 to pass through, and one end of the wheel shaft 7, which passes through the wheel shaft through hole 9, is in threaded connection with a wheel shaft nut 8. During installation, the wheel shaft 7 is fixed by the wheel shaft nuts 8 at the two ends of the wheel shaft 7, so that the wheel shaft 7 is convenient to install.

The wheel axle through hole 9 is in a race track shape. When in use, the wheel shaft 7 is positioned in the runway shape, so that the position of the wheel shaft 7 is convenient to adjust.

The length of the sleeve 14 is larger than the width of the wheel body 1. The wheel body 1 is convenient to mount and use.

The lower side of the wheel carrier 3 is connected with a lower transverse plate 4 which is transversely arranged, and the upper side of the wheel carrier 3 is connected with an upper transverse plate 5 which is transversely arranged. When in use, the wheel frame 3 has high mechanical strength.

Preferably, a vertical plate 6 is connected between the lower transverse plate 4 and the upper transverse plate 5. When in use, the mechanical strength of the wheel frame 3 is further improved.

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 replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The guide wheel structure comprises a wheel body (1) and a track (10), and is characterized by further comprising wheel frames (3) positioned on two sides of the wheel body (1), wherein the wheel body (1) is rotatably connected with the wheel frames (3), the track (10) comprises a plurality of track plates (11), two vertically-arranged hinged plates (12) are connected to the inner sides of the track plates (11), the two hinged plates (12) are arranged along the left and right directions of the track plates (11), the hinged plates (12) on one track plate (11) are hinged with the hinged plates (12) on the adjacent track plate (11), annular protrusions (2) arranged along the circumferential direction of the annular protrusions are arranged on the outer side of the wheel body (1), and the protrusions (2) are positioned between the two hinged plates (12) on the same track plate (11).

2. The guide wheel structure according to claim 1, wherein the left and right side surfaces of the inner end of the protrusion (2) are arranged perpendicular to the side surfaces of the wheel body (1), the left and right side surfaces of the outer end of the protrusion (2) are arranged obliquely, and the angle (a) between the left and right side surfaces of the outer end of the protrusion (2) is 70-80 degrees.

3. The guide wheel structure according to claim 1, characterized in that the wheel carrier (3) is provided with a wheel axle (7), the wheel body (1) is connected with a shaft sleeve (14), and the shaft sleeve (14) is sleeved on the wheel axle (7) and is rotatably connected with the wheel axle (7).

4. A guide wheel structure as claimed in claim 3, wherein the left and right end faces of the wheel body (1) are provided with annular grooves (13).

5. The guide wheel structure according to claim 3, wherein the wheel carrier (3) is provided with a wheel axle through hole (9) for allowing the wheel axle (7) to pass through, and one end of the wheel axle (7) passing through the wheel axle through hole (9) is connected with a wheel axle nut (8) in a threaded manner.

6. A guide wheel construction according to claim 5, characterised in that the wheel axle passage hole (9) is race track shaped.

7. A guide wheel construction according to claim 3, characterised in that the length of the sleeve (14) is greater than the width of the wheel body (1).

8. A guide wheel structure as claimed in any one of claims 1 to 7, characterized in that a transversely arranged lower transverse plate (4) is connected to the lower side of the wheel carrier (3), and a transversely arranged upper transverse plate (5) is connected to the upper side of the wheel carrier (3).

9. Guide wheel structure according to claim 8, characterized in that a vertical plate (6) is connected between the lower transverse plate (4) and the upper transverse plate (5).