CN210507573U - Excavator bucket for excavator and excavator - Google Patents

Abstract

The utility model relates to a bucket for excavator and excavator, including the major structure, the major structure includes two parallel arrangement curb plates, is equipped with cutting plate, bottom plate and back wallboard between two curb plates in proper order, cutting plate, bottom plate, back wallboard and curb plate enclose to close and form scraper bowl shape structure, one side that the cutting plate kept away from the major structure is equipped with the bucket tooth seat, bucket tooth seat and bucket tooth hinge joint, and the bucket tooth stretches out the major structure along the extending direction of cutting plate; side teeth are fixedly arranged on one side of the side plate close to the bucket teeth, the side teeth are coated on the outer side surface of the side plate, and the side teeth extend out of the main body structure along the extending direction of the cutting plate; the outer side of the bottom plate is fixedly provided with a plurality of protection strips, and the extension direction of the protection strips is the same as that of the bottom plate. The utility model can increase the wear resistance of the bottom plate and the side plate, and avoid the great increase of the weight of the bucket and the shoveling resistance; the service life of the bucket is prolonged.

Description

Excavator bucket for excavator and excavator

Technical Field

The utility model belongs to the technical field of the excavator, concretely relates to excavator is with bucket and excavator.

Background

Excavators, also known as excavators, are earth moving machines that excavate material above or below a load bearing surface with a bucket and load it into a transport vehicle or unload it to a stockyard.

The inventor has realized that when current excavator was used, the opening of bucket set up down, utilizes cutting plate and bucket tooth shovel earthwork, and the lateral surface of the in-process bucket bottom plate of shoveling the in-process at the earthwork, curb plate are close to one side of bucket tooth and can take place violent friction with soil, lead to curb plate and bottom plate wearing and tearing easily, have reduced the life of bucket.

In the prior art, in order to increase the structural strength of the bottom plate, a multilayer structure is generally adopted at the bottom plate, and the bottom plate is thickened, but the weight of the excavator bucket and the shoveling resistance are greatly increased in such a way.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a bucket for an excavator and the excavator, which can increase the wear resistance of a bottom plate and a side plate and avoid the great increase of the weight of the bucket and the shoveling resistance; the service life of the bucket is prolonged.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a bucket for excavator, includes major structure, major structure includes two curb plates of parallel arrangement, is equipped with cutting plate, bottom plate and back wallboard between two curb plates in proper order, cutting plate, bottom plate, back wallboard and curb plate enclose to close and form scraper bowl shape structure.

A bucket tooth seat is arranged on one side, away from the main body structure, of the cutting plate, the bucket tooth seat is hinged with a bucket tooth, and the bucket tooth extends out of the main body structure along the extension direction of the cutting plate; side teeth are fixedly arranged on one side of the side plate close to the bucket teeth, the side teeth are coated on the outer side surface of the side plate, and the side teeth extend out of the main body structure along the extending direction of the cutting plate; the outer side of the bottom plate is fixedly provided with a plurality of protection strips, and the extension direction of the protection strips is the same as that of the bottom plate.

The outer side surface of the bottom plate is provided with the protection strips, the strength and the wear resistance of the bottom plate can be improved by the protection strips, the abrasion of the bottom plate is reduced before the protection strips are completely abraded, and the thickness and the weight of the bottom plate cannot be greatly increased.

The side tooth is installed at one side of the side plate close to the bucket tooth, the side plate can be protected, the side tooth can be replaced after being worn, and economic loss caused by replacement of the whole bucket is avoided.

Further, every curb plate all includes fixed connection's last curb plate and lower curb plate, the lower curb plate is close to the bottom plate setting, the thickness of last curb plate is greater than the lower curb plate.

The mode that the thickness of the upper side plate is larger than that of the lower side plate is adopted, because the abrasion of the upper side plate part is larger in the process of shoveling by the excavator bucket. This arrangement can increase the structural strength and the life of the side plates.

The utility model also provides an excavator, utilized excavator for the excavator bucket.

The utility model has the advantages that:

1) the outer side surface of the bottom plate is provided with the protection strips, the strength and the wear resistance of the bottom plate can be improved by the protection strips, the abrasion of the bottom plate is reduced before the protection strips are completely abraded, and the thickness and the weight of the bottom plate cannot be greatly increased.

2) The side tooth is installed at one side of the side plate close to the bucket tooth, the side plate can be protected, the side tooth can be replaced after being worn, and economic loss caused by replacement of the whole bucket is avoided.

3) Adopt the mode that upside board thickness is greater than downside board thickness because at the in-process that the bucket shovel digs, the wearing and tearing that upside board position received are great, and structural strength and the life of curb plate can be increased in this kind of setting.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is an exploded view of the overall structure of a bucket for an excavator according to an embodiment of the present invention;

fig. 2 is a schematic view of the main structure in the embodiment of the present invention;

fig. 3 is a bottom view of the overall structure in an embodiment of the present invention;

fig. 4 is an axonometric view of the overall structure in an embodiment of the invention.

In the figure: 1. a bayonet lock; 2. a bucket tooth; 3. side teeth; 4. a spring washer; 5. a nut; 6. a bolt; 7. a body structure; 8. a first mounting hole; 9. a second mounting hole; 701. an upper side plate; 702. a lower side plate; 703. cutting a plate; 704. a bucket tooth holder; 705. a support plate; 706. a rear wall panel; 707. a base plate; 708. a hook; 709. a protective strip; 710. an ear plate; 711. and (4) water leakage holes.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

For convenience of description, the words "up, down, left, right" in the present invention, if appearing, are intended to correspond only to the upper, lower, left, right directions of the drawings themselves, not to limit the structure, but merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.

The utility model discloses an among the typical implementation mode, as shown in fig. 1-4, provide a excavator bucket for excavator, including major structure 7, major structure 7 includes two curb plates of parallel arrangement, is equipped with cutting plate 703, bottom plate 707 and back wallboard 706 between two curb plates in proper order, cutting plate 703, bottom plate 707, back wallboard 706 and curb plate enclose to close and form the bucket shape structure.

Specifically, the main structure 7 is a welded structure, and the side plates, the cutting plate 703, the bottom plate 707, the rear wall plate 706 and other components in the main structure 7 are welded together to form a whole.

One side of the cutting plate 703, which is far away from the main structure 7, is provided with a bucket tooth seat 704, the bucket tooth seat 704 is hinged to the bucket tooth 2, and the bucket tooth 2 extends out of the main structure 7 along the extending direction of the cutting plate 703.

Specifically, a pin hole is formed in the bucket tooth seat 704, a bayonet 1 is arranged in the pin hole, and the bucket tooth 2 is hinged to the bucket tooth seat 704 through the bayonet 1.

A side tooth 3 is fixedly arranged on one side of the side plate close to the bucket tooth 2, the side tooth 3 covers the outer side surface of the side plate, and the side tooth 3 extends out of the main body structure 7 along the extending direction of the cutting plate 703; a plurality of protection bars 709 are fixedly arranged on the outer side surface of the bottom plate 707, and the extension direction of the protection bars 709 is the same as that of the bottom plate 707.

In some embodiments, the number of the protection bars 709 is three, three protection bars 709 are parallel to each other, and the protection bars 709 have an arc structure in order to fit the shape of the outer side surface of the bottom plate 707.

Specifically, when the number of the protection strips is three, the water leakage hole 711 in the bucket bottom plate penetrates through the protection strip in the middle position.

Further, one end of the side tooth 3, which is far away from the side plate, is of a sharp-angled structure.

Further, the side teeth 3 are fixedly connected with the side plates through bolts 6 and nuts 5.

Specifically, the side plates should be provided with screw holes so that the side teeth 3 and the side plates are connected through bolts 6 and nuts 5. When the bolt 6 and the nut 5 are used, the elastic washer 4 is matched to realize the anti-loose effect.

Further, each side plate comprises an upper side plate 701 and a lower side plate 702 which are fixedly connected, the lower side plate 702 is arranged close to the bottom plate 707, and the thickness of the upper side plate 701 is larger than that of the lower side plate 702.

Specifically, the side teeth are disposed on the outer side surface of the upper side plate 701.

Further, two ear plates 710 are arranged between the two side plates, the ear plates 710 and the adjacent side plates and the two ear plates 710 are fixed by a support plate 705, and the support plate 705 is arranged on the outer side of the rear wall plate 706.

Further, the ear plate 710 is provided with a mounting hole.

Specifically, the mounting hole in the ear plate 710 is divided into a first mounting hole 8 and a second mounting hole 9, and the bucket is connected with the bucket rod through a pin shaft arranged in the first mounting hole 8 and the second mounting hole 9.

Furthermore, a hook 708 is arranged on the bottom plate 707.

Specifically, the hook 708 may pull a pull cord, and the hook 708 may be used to lift a weight when the bucket is not shoveling the earth.

The working principle is as follows: when the device is used, the opening of the bucket faces downwards, and the earth is shoveled. The side teeth 3 of the upper side plate 701 close to one side of the bucket teeth 2 can be replaced in time after being worn, and the whole bucket is prevented from being replaced.

When the outer side surface of the bottom plate 707 shovels the earth, the received friction force is the largest, and the protective strip 709 can strengthen the structural strength of the outer side surface of the bottom plate 707 and increase the wear resistance of the bottom plate 707.

Example 2

The embodiment provides an excavator, which utilizes the excavator bucket for the excavator.

Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.

Claims (8)

1. A bucket for an excavator comprises a main body structure, the main body structure comprises two side plates which are arranged in parallel, a cutting plate, a bottom plate and a rear wall plate are sequentially arranged between the two side plates, the cutting plate, the bottom plate, the rear wall plate and the side plates are enclosed to form a bucket-shaped structure, and the bucket is characterized in that,

a bucket tooth seat is arranged on one side, away from the main body structure, of the cutting plate, the bucket tooth seat is hinged with a bucket tooth, and the bucket tooth extends out of the main body structure along the extension direction of the cutting plate;

side teeth are fixedly arranged on one side of the side plate close to the bucket teeth, the side teeth are coated on the outer side surface of the side plate, and the side teeth extend out of the main body structure along the extending direction of the cutting plate;

the outer side of the bottom plate is fixedly provided with a plurality of protection strips, and the extension direction of the protection strips is the same as that of the bottom plate.

2. The excavator bucket of claim 1 wherein the end of the side tooth remote from the side plate is of pointed configuration.

3. The excavator bucket of claim 2 wherein said side teeth are fixedly attached to said side plates by bolts and nuts.

4. The bucket of claim 1 wherein each side plate includes a fixedly attached upper side plate and a lower side plate, the lower side plate being disposed adjacent the bottom plate, the upper side plate having a thickness greater than the lower side plate.

5. The excavator bucket of claim 1 wherein two lugs are disposed between the two side plates, and the lugs are fixed to the adjacent side plates and the lugs by support plates disposed on the outer side of the rear wall plate.

6. The excavator bucket of claim 5 wherein said lug plate is provided with a mounting hole.

7. The excavator bucket of claim 1 wherein said floor is provided with a hook.

8. An excavator, characterized in that an excavator bucket for an excavator according to any one of claims 1 to 7 is used.

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