CN210235136U

CN210235136U - Excavator track

Info

Publication number: CN210235136U
Application number: CN201921071962.0U
Authority: CN
Inventors: Wei Li; 李伟; Peng Han; 韩鹏; Tao Zhu; 朱涛
Original assignee: Taiyuan Heavy Industry Co Ltd
Current assignee: Taiyuan Heavy Industry Co Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-04-03
Anticipated expiration: 2029-07-10

Abstract

The utility model belongs to the technical field of the track, specifically disclose an excavator track, including walking area, two bull wheel spare and a plurality of steamboat spare, two bull wheel spare are in the front side of excavator and the rear side of excavator respectively, a plurality of steamboat spare are in between two bull wheel spare; the walking belt is uniformly provided with through holes, and the large wheel piece and the small wheel piece are respectively provided with rotating teeth which can be inserted into the through holes from the inner side of the walking belt and drive the walking belt to rotate; the ground grabbing teeth are connected in the through holes in a sliding mode, tension springs for pulling the upper portions of the ground grabbing teeth back into the through holes are arranged in the through holes, and the bottoms of the ground grabbing teeth extend out of the outer sides of the walking belts; when the rotating teeth enter the through holes, the rotating teeth drive the ground grabbing teeth to move towards the outer side of the walking belt. The utility model discloses a grab ground ability of excavator track is good.

Description

Excavator track

Technical Field

The utility model belongs to the technical field of the track, a excavator track is specifically disclosed.

Background

An excavator is an earth moving machine that excavates material above or below a bearing surface with a bucket and loads it into a transport vehicle or unloads it to a stockyard. The materials excavated by the excavator mainly comprise soil, coal, silt, soil subjected to pre-loosening and rocks. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The most important parts of the excavator are: tracks, engine power, bucket capacity, etc.

The existing track is not enough in ground grabbing capacity when in use, the excavator cannot move quickly when working in a muddy environment, and the existing track is easy to slip and not beneficial to work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavator track to solve the track and grab the not enough problem of ground ability.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the excavator crawler belt comprises a walking belt, two large wheel pieces and a plurality of small wheel pieces, wherein the two large wheel pieces are respectively positioned on the front side of the excavator and the rear side of the excavator, and the plurality of small wheel pieces are positioned between the two large wheel pieces; the walking belt is uniformly provided with through holes, and the large wheel piece and the small wheel piece are respectively provided with rotating teeth which can be inserted into the through holes from the inner side of the walking belt and drive the walking belt to rotate; the ground grabbing teeth are connected in the through holes in a sliding mode, tension springs for pulling the upper portions of the ground grabbing teeth back into the through holes are arranged in the through holes, and the bottoms of the ground grabbing teeth extend out of the outer sides of the walking belts; when the rotating teeth enter the through holes, the rotating teeth drive the ground grabbing teeth to move towards the outer side of the walking belt.

Further, it has the sliding tray to open on the middle part inside wall of through-hole, and the top of grabbing ground tooth is equipped with the arch, and protruding sliding connection is on the sliding tray, and sliding tray and bellied being provided with help improving the stability of grabbing ground tooth and removing.

Furthermore, a cross beam is arranged between the two large wheel pieces, a supporting piece capable of supporting the walking belt is arranged on the upper surface of the cross beam, and the installation and the disassembly of the walking belt are facilitated due to the arrangement of the supporting piece.

Furthermore, the supporting piece comprises a vertical supporting rod and a first fixing disc, the top of the vertical supporting rod is fixedly connected with the first fixing disc, and the bottom of the vertical supporting rod is fixedly connected with the upper surface of the cross beam, so that the walking belt is convenient to mount and dismount.

Furthermore, excavator track still includes power cylinder and second fixed disk, and the bottom fixed connection of power cylinder is at the upper surface of crossbeam, and the piston rod and the second fixed disk fixed connection of power cylinder start the power cylinder, and the piston rod of power cylinder drives the vertical shake of second fixed disk to the adhesion is with higher speed in the walking area outside, grab the earth on the ground tooth and drop, further improves the ability of grabbing of track.

The utility model discloses a theory of operation and beneficial effect of excavator track lie in: the outer side of the walking belt in the technical scheme is the side of the walking belt, which is contacted with the ground; the inner side of the running belt is a side of the running belt contacting with the large wheel (small wheel). When the excavator is used, the large wheel piece and the small wheel piece are controlled to rotate, and the large wheel piece and the small wheel piece drive the walking belt to rotate, so that the whole excavator moves. On one hand, a plurality of small wheel pieces are arranged between the two large wheel pieces, and the large wheel pieces and the small wheel pieces are provided with ground gripping teeth, so that the ground gripping capability of the travelling belt between the two large wheel pieces is improved; on the other hand, after the rotating teeth on the large wheel piece and the small wheel piece enter the through holes, the rotating teeth can drive the ground grabbing teeth to move towards the outer side of the walking belt, and therefore the ground grabbing capacity of the walking belt is further improved.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts, wherein:

FIG. 1 is a schematic structural view of an embodiment of an excavator track of the present invention;

FIG. 2 is a partial longitudinal cross-sectional view of an embodiment of an excavator track of the present invention;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Description of reference numerals: the walking belt comprises a walking belt 1, a large wheel piece 2, a small wheel piece 3, a rotating tooth 4, a through hole 5, a ground grabbing tooth 51, a protrusion 511, a tension spring 52, a cross beam 6, a support piece 7, a vertical supporting rod 71, a first fixing disc 72, a power cylinder 81 and a second fixing disc 82.

Detailed Description

To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 3, the excavator crawler of the present invention includes a traveling belt 1, two large wheel members 2 and five small wheel members 3, the two large wheel members 2 are respectively located at the front side of the excavator and the rear side of the excavator, and the five small wheel members 3 are located between the two large wheel members 2. Each large wheel piece 2 comprises a large rotating shaft and a large rotating wheel, and one end of the large rotating shaft is fixedly connected with the large rotating wheel through a bolt. And a cross beam 6 is arranged between the two large wheel pieces 2, rotating holes are respectively formed in two ends of the cross beam 6, the cross beam 6 is sleeved on the large rotating shaft through the rotating holes, and the rotating holes are rotatably connected with the large rotating shaft. Each small wheel piece 3 comprises a small rotating shaft and a small rotating wheel, and one end of the small rotating shaft is fixedly connected with the small rotating wheel through a bolt. When in use, the large rotating shaft and the small rotating shaft are controlled to rotate, so that the large wheel piece 2 and the small wheel piece 3 can be controlled to rotate.

The upper surface of the cross member 6 is provided with a support member 7 capable of supporting the running belt 1. The support member 7 comprises a vertical support rod 71 and a first fixing plate 72, the top of the vertical support rod 71 is fixedly connected with the first fixing plate 72 through a bolt, and the bottom of the vertical support rod 71 is fixedly connected with the upper surface of the cross beam 6 through a bolt. The traveling belt 1 rotated to the upper portion is inclined toward the left side of the first fixed platter 72 and toward the right side of the first fixed platter 72, respectively, by the first fixed platter 72.

Through holes 5 (figure 3) are uniformly distributed on the walking belt 1, and the large wheel piece 2 and the small wheel piece 3 are respectively provided with a rotating tooth 4 which can be inserted into the through holes 5 from the inner side of the walking belt 1 and drive the walking belt 1 to rotate.

A sliding groove is formed in the inner side wall of the middle of the through hole 5, a ground grabbing tooth 51 is arranged in the through hole 5, a protrusion 511 is arranged at the top of the ground grabbing tooth 51, and the protrusion 511 is connected to the sliding groove in a sliding mode. A tension spring 52 for pulling the upper part of the ground grabbing tooth 51 back into the through hole 5 is arranged in the through hole 5, one end of the tension spring 52 is fixedly connected with the sliding groove through a bolt, and the other end of the tension spring 52 is fixedly connected with the top of the ground grabbing tooth 51 through a bolt. The bottom of the ground gripping teeth 51 extends out of the outer side of the walking belt 1, and after the rotating teeth 4 enter the through holes 5, the rotating teeth 4 drive the ground gripping teeth 51 to move towards the outer side of the walking belt 1, so that the ground gripping capability of the walking belt 1 is further improved.

The crawler belt of the excavator further comprises a power cylinder 81 and a second fixed disc 82, the bottom of the power cylinder 81 is fixedly connected to the upper surface of the cross beam 6 through a bolt, and a piston rod of the power cylinder 81 is fixedly connected with the second fixed disc 82 through a bolt.

When the excavator is used, the large wheel piece 2 and the small wheel piece 3 are controlled to rotate, the large wheel piece 2 and the small wheel piece 3 drive the walking belt 1 to rotate, and therefore the whole excavator moves. On one hand, a plurality of small wheel pieces 3 are arranged between the two large wheel pieces 2, and the large wheel pieces 2 and the small wheel pieces 3 are provided with ground gripping teeth 51, so that the ground gripping capability of the walking belt 1 between the two large wheel pieces 2 is improved; on the other hand, after the rotating teeth 4 on the large wheel member 2 and the small wheel member 3 enter the through holes 5, the rotating teeth 4 drive the ground grabbing teeth 51 to move towards the outer side of the walking belt 1, so that the ground grabbing capacity of the walking belt 1 is further improved.

When the crawler belt is used or after the crawler belt is used, the power cylinder 81 is started, and the piston rod of the power cylinder 81 drives the second fixed disc 82 to vertically shake, so that soil adhered to the outer side of the walking belt 1 and on the ground grabbing teeth 51 is accelerated to fall off, and the ground grabbing capacity of the crawler belt is further improved.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. In addition, "front", "rear", "left", "right", "upper", "lower", "inner", "outer", and the like are referred to herein as being placed in the state shown in the drawings.

It should be further noted that the above embodiments are only used for illustrating the technical solution of the present invention, and are not limited thereto; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the scope of the present invention.

Claims

1. The excavator crawler belt is characterized by comprising a walking belt, two large wheel pieces and a plurality of small wheel pieces, wherein the two large wheel pieces are respectively positioned on the front side of an excavator and the rear side of the excavator, and the plurality of small wheel pieces are positioned between the two large wheel pieces; the walking belt is uniformly provided with through holes, and the large wheel piece and the small wheel piece are respectively provided with rotating teeth which can be inserted into the through holes from the inner side of the walking belt and drive the walking belt to rotate; the ground grabbing teeth are connected in the through holes in a sliding mode, tension springs for pulling the upper portions of the ground grabbing teeth back into the through holes are arranged in the through holes, and the bottoms of the ground grabbing teeth extend out of the outer sides of the walking belts; when the rotating teeth enter the through holes, the rotating teeth drive the ground grabbing teeth to move towards the outer side of the walking belt.

2. The excavator track of claim 1 wherein the through hole has a sliding groove formed on an inner side wall of a middle portion thereof, and the ground-grasping teeth have protrusions formed on top thereof, the protrusions being slidably coupled to the sliding groove.

3. The excavator track of claim 2 wherein a cross member is provided between the two large wheel members, the cross member having an upper surface provided with a support member capable of supporting the walking belt.

4. The excavator track of claim 3 wherein the support member comprises a vertical support bar and a first mounting plate, the top of the vertical support bar being fixedly attached to the first mounting plate and the bottom of the vertical support bar being fixedly attached to the upper surface of the cross member.

5. The excavator track of claim 4 further comprising a power cylinder and a second mounting plate, wherein the bottom of the power cylinder is fixedly attached to the upper surface of the cross member and the piston rod of the power cylinder is fixedly attached to the second mounting plate.