CN218027936U - Excavating bucket tooth with quick assembly disassembly structure - Google Patents

Abstract

The utility model discloses an excavating bucket tooth with a quick assembly disassembly structure, which comprises an excavating bucket tooth with a quick assembly disassembly structure, and comprises a bucket, wherein a protective plate is arranged at the front end of the bottom of the bucket, the bucket tooth is arranged at the front end of the protective plate, a tooth socket is arranged inside the bucket tooth, excavating holes are arranged at two ends of the side surface of the bucket tooth, tooth holders are fixedly arranged at the front end of the protective plate at equal intervals, through holes are arranged at the left end and the right end inside the tooth holders, the tooth holders and the bucket tooth are connected through the tooth socket in a sliding manner, a bottom plate is connected inside the through holes in a sliding manner, and a positioning column is fixedly arranged on the bottom plate towards one end of the excavating holes; further comprising: the sealing plug is arranged inside the dug hole; the embedded plate is fixedly arranged at the front end of the bottom of the bucket; and the embedded groove is arranged inside the guard plate. This excavation bucket tooth with quick assembly disassembly structure can be quick install the bucket tooth and dismantle, and easy operation, can protect the scraper bowl front end simultaneously, makes the scraper bowl difficult wearing and tearing.

Description

Excavating bucket tooth with quick assembly and disassembly structure

Technical Field

The utility model relates to an excavator bucket tooth technical field specifically is an excavator bucket tooth with quick assembly disassembly structure.

Background

The excavator is an earth moving machine which excavates materials higher or lower than a bearing surface by a bucket and loads the materials into a transport vehicle or unloads the materials to a stockyard, along with the development of the society, the excavator becomes one of the main engineering machines in engineering construction, while a bucket tooth is an important part on the excavator, is similar to a tooth of a person and is also a wearing part and needs to be replaced frequently, but the existing bucket tooth still has some defects.

The loader bucket with the changeable bucket teeth comprises a bucket body, a thickened protection frame is welded on the side of the bucket body, a bucket tooth installation side protection plate is installed at one end corner of the thickened protection frame, a connection side lug is arranged on one side of the bucket tooth installation side protection plate, a disc-shaped bucket tooth installation side protection plate is further arranged, the connection side lug of an integrated structure is arranged at one end of the bucket tooth installation side protection plate, two holes are formed in the bucket tooth installation side protection plate of the disc structure, one hole is a first installation hole and used for carrying out bolt fixing with a fourth installation hole in the thickened protection frame, the other hole is a threaded hole and used for installing and fixing a shaft rod with two ends being screw heads, assembling with the bucket is facilitated, the connection side lug of the integrated structure is arranged on one side of the bucket tooth installation side protection plate, the fixed area can be prolonged, the installation and fixing of the bucket tooth installation side protection plate are reinforced, and the bucket tooth installation and fixing need to be carried out by using bolts in the using process of the bucket, the bucket tooth is not convenient to replace, and the front protection end of the bucket is inconvenient to use.

We have therefore proposed an excavating tooth having a quick-release construction to address the problems set out above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavation bucket tooth with quick assembly disassembly structure to solve the inconvenient change of bucket tooth on the existing market that the above-mentioned background art provided, and inconvenient protection scraper bowl, make the easy problem of wearing and tearing of scraper bowl.

In order to achieve the above purpose, the utility model provides a following technical scheme: a digging bucket tooth with a quick disassembly and assembly structure comprises a bucket, wherein a protective plate is installed at the front end of the bottom of the bucket, bucket teeth are installed at the front end of the protective plate, tooth grooves are formed in the bucket teeth, digging holes are formed in two ends of the side face of the bucket teeth, tooth holders are fixedly installed at the front end of the protective plate at equal intervals, through holes are formed in the left end and the right end of the inner part of each tooth holder, the tooth holders are connected with the bucket teeth in a sliding mode through the tooth grooves, a bottom plate is connected to the inner sides of the through holes in a sliding mode, and a positioning column is fixedly installed at one end, facing the digging holes, of the bottom plate;

further comprising:

the sealing plug is arranged inside the dug hole;

the triangular columns are axially and equiangularly fixedly arranged at the inner ends of the bottom plates;

the cylinder is fixedly arranged at the bottom end inside the through hole, and the outer end of the cylinder is provided with a sliding plate;

the sliding groove is axially arranged in a through hole in the tooth holder at an equal angle;

the embedded plate is fixedly arranged at the front end of the bottom of the bucket;

and the embedded groove is arranged inside the guard plate.

Preferably, the size of embedded plate and embedded groove is the same and the position corresponds, and embedded plate and embedded groove clearance fit simultaneously, the scraper bowl uses bolt fixed connection through embedded plate, embedded groove with the backplate.

Through adopting above-mentioned technical scheme for the scraper bowl is in the same place with backplate accessible embedded plate, embedded groove concatenation, thereby lets the backplate live scraper bowl bottom front end parcel, better protection scraper bowl.

Preferably, the spring is sleeved on the outer side of the cylinder, a hole is formed in the middle of the sliding plate and is connected to the outer side of the cylinder in a sliding mode, the outer side of the sliding plate is connected to the through hole in a sliding mode, and the spring is located at the lower end of the sliding plate.

Through adopting above-mentioned technical scheme for the slide can slide with the cylindrical surface in the through-hole inside, and the slide can reset under the elastic action of spring.

Preferably, the sliding blocks are axially and fixedly installed on the outer sides of the triangular columns at equal angles, the sliding blocks are connected to the sliding grooves in a sliding mode, and meanwhile the positioning columns are connected with the digging holes in the bucket teeth in a sliding mode.

Through adopting above-mentioned technical scheme for the fixed bucket tooth of reference column accessible hole digging, and the reference column can pass through bottom plate, triangular prism and slider fixed position, can not rotate, promotes the stability of reference column.

Preferably, the sliding plate is axially and fixedly provided with sliding columns at equal angles towards one end surface of the positioning column, the sliding columns are connected to the sliding grooves in a sliding mode, half surfaces of the sliding columns towards one ends of the triangular columns are in contact with the inclined surfaces of the upper ends of the triangular columns, and the angles of the half surfaces are the same.

Through adopting above-mentioned technical scheme for when promoting the reference column, can drive the triangular prism and move forward and promote the traveller and slide in the spout is inside, and the spout can carry on spacingly to the traveller, makes traveller and slide keep the horizontal motion.

Preferably, a triangular groove and a slideway are axially arranged in the through hole in the tooth holder at equal angles, and the angles of the triangular groove, the lower surface of the slideway and the inclined plane of one end, facing the triangular column, of the sliding column are the same.

Through adopting above-mentioned technical scheme for the traveller can slide at triangular groove and slide lower surface.

Compared with the prior art, the beneficial effects of the utility model are that: this excavation bucket tooth with quick assembly disassembly structure can be quick install the bucket tooth and dismantle, and easy operation can protect the scraper bowl front end simultaneously, makes the scraper bowl difficult wearing and tearing, and concrete content is as follows:

1. the bucket tooth positioning device is provided with a tooth holder, a positioning column, bucket teeth and a spring, when the bucket tooth needs to be replaced, a sealing plug is taken out, a corresponding tool is used for pushing the positioning column, the positioning column can push a sliding column to move in a sliding groove through a triangular column, when the sliding column moves out of the sliding groove, the sliding column can slide on the surface of the triangular column under the action of the spring and is limited by the triangular groove, at the moment, the positioning column does not fix the bucket tooth in a through hole any more, the bucket tooth can be easily taken down, a new bucket tooth is installed on the tooth holder, the corresponding tool is continuously used for pushing the positioning column, the triangular column can push the sliding column to move out of the triangular groove and slide into the sliding groove through a slide way under the action of the spring, the positioning column is ejected out of the through hole, the bucket tooth is fixed, and finally the sealing plug is installed, so that the operation is simple and fast;

2. be provided with scraper bowl and backplate, be in the same place scraper bowl and backplate through embedded plate, embedded groove installation to through bolt fixed connection, make the backplate can protect the scraper bowl front end, the wearing and tearing of scraper bowl when reducing the excavation, the life of extension scraper bowl.

Drawings

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

FIG. 2 is a schematic view of the mounting structure of the bucket, guard plate, tooth holder and bucket tooth of the present invention;

FIG. 3 is a schematic view of the bucket tooth of the present invention;

FIG. 4 is a schematic view of a three-dimensional cross-sectional structure of the bucket tooth of the present invention;

FIG. 5 is a schematic perspective sectional view of the tooth holder of the present invention;

FIG. 6 is a schematic view of the internal structure of the through hole of the present invention;

fig. 7 is an enlarged schematic view of a portion a of fig. 5 according to the present invention.

In the figure: 1. a bucket; 2. a guard plate; 3. bucket teeth; 4. a sealing plug; 5. a base plate; 6. a tooth holder; 7. a tooth socket; 8. digging a hole; 9. a through hole; 10. a positioning column; 11. a triangular column; 12. a slider; 13. a traveler; 14. a cylinder; 15. a slide plate; 16. a spring; 17. a chute; 18. a triangular groove; 19. a slideway; 20. a built-in plate; 21. and embedding the groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a digging bucket tooth with a quick dismounting structure comprises a bucket 1, wherein a protective plate 2 is installed at the front end of the bottom of the bucket 1, bucket teeth 3 are installed at the front end of the protective plate 2, tooth grooves 7 are formed in the bucket teeth 3, digging holes 8 are formed in two ends of the side surface of the bucket teeth 3, tooth holders 6 are fixedly installed at the front end of the protective plate 2 at equal intervals, through holes 9 are formed in the left end and the right end of the inner portion of each tooth holder 6, the tooth holders 6 are connected with the bucket teeth 3 through the tooth grooves 7 in a sliding mode, a bottom plate 5 is connected to the inner sides of the through holes 9 in a sliding mode, and a positioning column 10 is fixedly installed at one end, facing the digging holes 8, of the bottom plate 5;

further comprising: the sealing plug 4 is arranged inside the digging hole 8; the triangular columns 11 are axially and equiangularly fixedly arranged at the inner end of the bottom plate 5; the cylinder 14 is fixedly arranged at the bottom end inside the through hole 9, and the outer end of the cylinder 14 is provided with a sliding plate 15; the sliding groove 17 is axially arranged in the through hole 9 in the tooth holder 6 at an equal angle; an embedded plate 20 fixedly mounted at the front end of the bottom of the bucket 1; and an insertion groove 21 opened inside the protector plate 2. The size of the embedded plate 20 is the same as that of the embedded groove 21, the embedded plate 20 corresponds to that of the embedded groove 21 in position, meanwhile, the embedded plate 20 is in clearance fit with the embedded groove 21, and the bucket 1 is fixedly connected with the protective plate 2 through the embedded plate 20 and the embedded groove 21 through bolts. The outer side of the cylinder 14 is sleeved with a spring 16, a hole is formed in the middle of the sliding plate 15 and is connected to the outer side of the cylinder 14 in a sliding mode, the outer side of the sliding plate 15 is connected to the through hole 9 in a sliding mode, and meanwhile the spring 16 is located at the lower end of the sliding plate 15. The outer side of the triangular column 11 is axially and fixedly provided with a sliding block 12 at equal angles, the sliding block 12 is connected with the sliding groove 17 in a sliding mode, the position of the digging hole 8 corresponds to that of the through hole 9, and meanwhile the positioning column 10 is connected with the digging hole 8 in the bucket tooth 3 in a sliding mode. The sliding column 13 is axially and fixedly arranged on one end surface of the sliding plate 15 facing the positioning column 10 at equal angles, the sliding column 13 is connected with the sliding groove 17 in a sliding mode, and the half face of the sliding column 13 facing one end of the triangular column 11 is in contact with the inclined face of the upper end of the triangular column 11 at the same angle. Triangular grooves 18 and slideways 19 are axially arranged in the through holes 9 in the tooth holder 6 at equal angles, and the angles of the lower surfaces of the triangular grooves 18 and the slideways 19 are the same as the angles of the inclined surfaces of one ends of the sliding columns 13 facing the triangular columns 11. As shown in fig. 2-7, when the bucket tooth 3 is replaced, the sealing plug 4 is taken out first, the positioning pillar 10 is pushed by a corresponding tool, the triangular pillar 11 on the bottom plate 5 is indirectly driven to push the sliding pillar 13 inwards, only half of the lower end surface of the sliding pillar 13 contacts with the inclined surface of the triangular pillar 11 at this time, the sliding pillar 13 slides in the sliding groove 17 and drives the sliding plate 15 to move inwards on the surface of the cylinder 14, meanwhile, the spring 16 is extruded by the bottom plate 5 and generates elastic deformation, when the sliding pillar 13 slides out of the sliding groove 17 and is no longer limited by the sliding groove 17, the sliding pillar 13 is extruded outwards by the bottom plate 5 through the elastic action of the spring 16, the sliding pillar 13 slides to the bottom end of the triangular pillar 11 on the surface of the triangular pillar 11, and half of the end surface of the sliding pillar 13 is located above the triangular groove 18, at this time, the positioning pillar 10 is no longer pushed, the sliding pillar 13 contacts with the triangular groove 18 and slides into the triangular groove 18 under the elastic action of the spring 16, and half of the end surface of the sliding column 13 is located above the triangular column 11 at this time, the old bucket tooth 3 can be taken down, a new bucket tooth 3 is installed, the corresponding tool is continuously used for pushing the positioning column 10 through the digging hole 8 and the through hole 9, the triangular column 11 can push the sliding column 13 out of the triangular groove 18 so that the sliding column is not limited by the triangular groove 18, the sliding column 13 can slide to the bottom end of the triangular column 11 on the surface of the triangular column 11 under the elastic action of the spring 16, the half of the end surface of the sliding column 13 is located above the slide way 19, then the positioning column 10 stops being pushed, the sliding column 13 can contact with the slide way 19 under the elastic action of the spring 16 and slide on the surface of the slide way 19 until the sliding column slides into the sliding groove 17, at this time, the positioning column 10 can be pushed out of the digging hole 8 by the sliding column 13 to fix the bucket tooth 3, the sealing plug 4 is installed in the digging hole 8, the disassembly and the installation are quick, and the operation is simple and easy to get up.

The embedded plate 20 is fixedly arranged at the front end of the bottom of the bucket 1; and an insertion groove 21 opened inside the protector plate 2. The size of embedded plate 20 and embedded groove 21 is the same and the position corresponds, and embedded plate 20 and embedded groove 21 clearance fit simultaneously, and the scraper bowl 1 uses bolt fixed connection through embedded plate 20, embedded groove 21 with backplate 2. As shown in fig. 1-2, the bucket 1 and the protection plate 2 are spliced together through the embedded plate 20 and the embedded groove 21, and then the bucket 1 and the protection plate 2 are fixed through the embedded plate 20 and the embedded groove 21 by using bolts, so that the front end of the bottom of the bucket 1 can be effectively protected, the abrasion of the bucket 1 is reduced, and the service life of the bucket 1 is prolonged.

The working principle is as follows: when the excavating bucket tooth with the quick dismounting structure is used, firstly, as shown in fig. 1-7, the bucket 1 and the protective plate 2 are fixedly connected through the embedded plate 20 and the embedded groove 21 by using bolts, the front end of the bottom of the bucket 1 can be effectively protected, when the bucket tooth 3 is replaced, the positioning column 10 is pushed by using a corresponding tool, the sliding column 13 is driven to move in the sliding groove 17 through the triangular column 11, the sliding column 13 slides to the bottom of the triangular column 11 under the elastic action when moving out of the sliding groove 17, meanwhile, the sliding column 13 slides into the triangular groove 18, at the moment, the old bucket tooth 3 is taken down and then is new, the positioning column 10 is pushed by using the corresponding tool, the triangular column 11 can push the sliding column 13 to move out of the triangular groove 18 and slide to the bottom of the triangular column 11 under the elastic action, and can slide into the sliding groove 19 and push the positioning column 10 into the excavating hole 8 through the sliding groove 17, so that the bucket tooth 3 is fixed, then the sealing plug 4 is arranged in the excavating hole 8, dirty and the loading and unloading are stopped, and the operation is simple and quick.

Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The excavating bucket tooth with the quick dismounting structure comprises a bucket (1), wherein a protective plate (2) is installed at the front end of the bottom of the bucket (1), bucket teeth (3) are installed at the front end of the protective plate (2), tooth sockets (7) are formed in the bucket teeth (3), excavating holes (8) are formed in two ends of the side face of the bucket teeth (3), tooth bases (6) are fixedly installed at the front end of the protective plate (2) at equal intervals, through holes (9) are formed in the left end and the right end of the interior of each tooth base (6), the tooth bases (6) are in sliding connection with the bucket teeth (3) through the tooth sockets (7), a bottom plate (5) is in sliding connection with the inner sides of the through holes (9), and a positioning column (10) is fixedly installed at one end, facing the excavating holes (8), of the bottom plate (5);

it is characterized by also comprising:

the sealing plug (4) is arranged inside the digging hole (8);

the triangular columns (11) are axially and equiangularly fixedly arranged at the inner end of the bottom plate (5);

the cylinder (14) is fixedly arranged at the bottom end inside the through hole (9), and a sliding plate (15) is arranged at the outer end of the cylinder (14);

the sliding groove (17) is axially arranged in a through hole (9) in the tooth holder (6) at an equal angle;

the embedded plate (20) is fixedly arranged at the front end of the bottom of the bucket (1);

and the embedded groove (21) is arranged in the protective plate (2).

2. The tooth for an excavating bucket having a quick-release construction according to claim 1 wherein: the size of embedded plate (20) and embedded groove (21) is the same and the position corresponds, and embedded plate (20) and embedded groove (21) clearance fit simultaneously, scraper bowl (1) and backplate (2) use bolt fixed connection through embedded plate (20), embedded groove (21).

3. The tooth for an excavating bucket having a quick-release construction according to claim 1 wherein: the spring (16) is sleeved on the outer side of the cylinder (14), a hole is formed in the middle of the sliding plate (15), the sliding plate is connected to the outer side of the cylinder (14) in a sliding mode, the outer side of the sliding plate (15) is connected to the through hole (9) in a sliding mode, and the spring (16) is located at the lower end of the sliding plate (15).

4. The tooth for an excavating bucket having a quick-release construction according to claim 1 wherein: the outer side of the triangular column (11) is axially and fixedly provided with a sliding block (12) at equal angles, the sliding block (12) is connected to the sliding groove (17) in a sliding mode, the position of the digging hole (8) corresponds to that of the through hole (9), and meanwhile the positioning column (10) is connected with the digging hole (8) in the bucket tooth (3) in a sliding mode.

5. The tooth of an excavating bucket according to claim 1 having a quick-disconnect construction, wherein: slide (15) are towards the axial constant angle fixed mounting of one end surface of reference column (10) have traveller (13), and traveller (13) sliding connection in spout (17) to traveller (13) are towards half face of triangular prism (11) one end and the inclined plane of the upper end of triangular prism (11) contact each other, and the angle is the same simultaneously.

6. The tooth of an excavating bucket according to claim 1 having a quick-disconnect construction, wherein: a triangular groove (18) and a slide way (19) are axially arranged in a through hole (9) in the tooth holder (6) at equal angles, and the angles of the triangular groove (18), the slide way (19) and the inclined plane of one end, facing the triangular column (11), of the slide column (13) are the same.

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