High-strength excavator bucket

Abstract

The utility model discloses a high-strength excavator bucket which comprises a bucket body, two driving shafts are fixedly installed at the top end of the bucket body, the bucket body is composed of a back plate and a bottom plate, the back plate and the bottom plate are of an integrated casting structure, a plurality of tooth holders are fixedly installed at the front end of the bottom plate, and the tooth holders are fixedly installed on the bottom plate. The tooth holder is fixedly connected with bucket teeth through bolts, reinforcing strips are fixedly installed on the edges of the two sides of the back plate and the edges of the two sides of the bottom plate, clamping grooves are formed in the reinforcing strips, two side plates are correspondingly placed in the clamping grooves in an embedded mode, and buffering assemblies are arranged at the connecting positions of the side plates and the reinforcing strips. The bucket is simple in structure and more convenient to use, the inserting grooves are formed in the two sides of the bucket body, the side plates are placed in the inserting grooves in an embedded mode, and meanwhile the protective blocks made of special metal are fixedly connected to the outer walls of the side plates, so that the working strength of the bucket is better improved, and the maintenance cost is lower.

Description

Technical Field

[0001] The utility model relates to the technical field of excavator buckets, in particular to a high-strength excavator bucket. Background Art

[0002] The bucket of an excavator is one of its core components, responsible for digging and loading materials. The shape and structure of the bucket have an important impact on its working performance. According to the material, the bucket can be divided into standard bucket, reinforced bucket, rock bucket, gravel bucket, etc. to adapt to different working environments and material characteristics; in addition, according to the function, the bucket can also be divided into ditch bucket, grid bucket, cleaning bucket, tilting bucket, etc. These specially designed buckets can meet specific engineering needs. Because the working environment of the excavator bucket is complex, it often needs to cope with harsh working conditions. After long-term use, the excavator bucket is prone to certain deformation. Therefore, the strength of the excavator bucket determines the service life of the bucket.

[0003] On existing excavator buckets, reinforcing steel bars are generally provided on the back plate and the bottom plate, or rib plates are provided in the bucket cavity formed by the back plate and the bottom plate to reinforce and improve the strength. However, the side plates on both sides of the bucket lack reinforced protection and are not strong enough. Therefore, they may be deformed due to collision after long-term use, and the cost of maintenance and replacement is high. Utility Model Content

[0004] The utility model aims to provide a high-strength excavator bucket to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength excavator bucket, comprising a bucket body, two drive shafts are fixedly installed on the top of the bucket body, the bucket body is composed of a back plate and a bottom plate, and the back plate and the bottom plate are in an integral casting structure, a plurality of tooth seats are fixedly installed on the front end of the bottom plate, the tooth seats are fixedly connected to bucket teeth by bolts, reinforcement strips are fixedly installed on the edge positions of both sides of the back plate and the bottom plate, a card slot is provided inside the reinforcement strip, wherein two side plates are correspondingly embedded and placed in the card slot, and a buffer assembly is provided at the connection position between the side plate and the reinforcement strip.

[0006] Preferably, the reinforcing strip is fixedly connected to the inner walls on both sides of the back plate and the bottom plate by welding, and has an arc-shaped structure, wherein the slot is an open structure and is opened inside the reinforcing strip.

[0007] Preferably, the buffer assembly is composed of a screw rod, a nut, a first spring, a second spring and a placement groove, wherein the placement grooves are evenly arranged on the inner walls on both sides of the slot and are arranged correspondingly.

[0008] Preferably, one end of the screw rod passes through the placement slot and the clamping slot and is screwed and connected with a nut, and the first spring and the second spring are both sleeved on the screw rod, wherein the other ends of the first spring and the second spring are respectively fitted and connected in the placement slot.

[0009] Preferably, one end of the side panel is configured as an arc-shaped structure and embedded in the slot, wherein a plurality of mounting holes are correspondingly provided at the outer edge position of the side panel.

[0010] Preferably, the side plate is a reinforced metal plate structure, wherein three groups of protective plates are correspondingly arranged on the outer wall of the side plate, and a number of metal protective blocks are evenly arranged on the three groups of protective plates.

[0011] Preferably, a plurality of reinforcing plates are fixedly connected to the back of the back plate and the bottom plate, and reinforcing ribs are correspondingly welded on the inner wall of the bottom plate.

[0012] Preferably, the tooth seat is fixedly connected to the base plate by welding, and a convex block is provided at the other end of the tooth seat, while a limiting groove is correspondingly provided at one end of the bucket tooth and is sleeved on the tooth seat for fixed connection.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model has reinforcement strips fixedly connected by welding on the inner walls on both sides of the back panel and the floor, so as to increase the stability of the connection between the back panel and the bottom panel, and at the same time, a card slot with an open structure is provided at the top end of the reinforcement strip, wherein a side panel is embedded in the card slot, and a plurality of mounting holes are correspondingly provided at the connection positions of the side panels, and screws are screwed and connected in the mounting holes and the reinforcement strips, and at the same time, springs are provided between the two sides of the side panels and the inner walls of the card slot, so that not only the side panels can be stably installed in the card slots, but also the elasticity of the springs themselves can be used to give the side panels a certain cushioning property, so as to increase the service life of the side panels, and three groups of protective plates are fixedly installed on the outer walls of the side panels, and a plurality of metal protective blocks are correspondingly provided on the protective plates, so as to further protect the use of the side panels from the outside, and the maintenance and replacement costs are lower and the practicality is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the internal structure of the utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 It is a top view of the bottom plate of the utility model;

[0018] Figure 4 This is a schematic diagram of the connection between the screw and the side plate of the utility model;

[0019] Figure 5 It is a top view of the side panel of the utility model.

[0020] In the figure: 1. bucket body; 2. drive shaft; 3. back plate; 4. bottom plate; 41. tooth seat; 401. block; 42. bucket tooth; 5. reinforcement strip; 51. slot; 6. side plate; 61. mounting hole; 62. protective plate; 63. protective block; 7. buffer assembly; 71. screw; 72. nut; 73. first spring; 74. second spring; 75. placement slot; 8. reinforcement plate; 81. reinforcement rib. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-5 The utility model provides a technical solution: a high-strength excavator bucket, including a bucket body 1, two drive shafts 2 are fixedly installed on the top of the bucket body 1, the bucket body 1 is composed of a back plate 3 and a bottom plate 4, and the back plate 3 and the bottom plate 4 are an integrated casting structure, which is convenient for increasing the overall connection stability, and at the same time, a plurality of tooth seats 41 are fixedly installed at the front end of the bottom plate 4, the tooth seat 41 is fixedly connected with bucket teeth 42 by bolts, and the tooth seat 41 is fixedly connected to the bottom plate 4 by welding, and a convex block 401 is arranged at the other end of the tooth seat 41, and a limiting groove is correspondingly arranged at one end of the bucket tooth 42, and is sleeved on the tooth seat 41 for fixed connection, so as to maintain the connection stability of the bucket tooth 42.

[0023] Reinforcing strips 5 are fixedly installed on both side edges of the back panel 3 and the bottom panel 4, and a card slot 51 is arranged inside the reinforcing strip 5, wherein two side panels 6 are correspondingly embedded in the card slot 51. At the same time, the reinforcing strip 5 is fixedly connected to the inner walls of both sides of the back panel 3 and the bottom panel 4 by welding, and has an arc-shaped structure, wherein the card slot 51 is an open structure and is opened inside the reinforcing strip 5, so as to maintain the connection strength between the back panel 3 and the bottom panel 4.

[0024] One end of the side panel 6 is set to an arc structure and embedded in the slot 51, wherein a plurality of mounting holes 61 are correspondingly arranged at the outer edge position of the side panel 6, and the side panel 6 is a reinforced metal plate structure, wherein three groups of protective plates 62 are correspondingly arranged on the outer wall of the side panel 6, and a plurality of metal protective blocks 63 are evenly arranged on the three groups of protective plates 62, so that not only the side panel 6 can be stably installed in the reinforcing strip 5, but also the external protective blocks 63 can be used to protect the outside of the side panel 6, thereby further increasing the service life of the side panel 6.

[0025] A buffer assembly 7 is provided at the connection position between the side panel 6 and the reinforcing strip 5, wherein the buffer assembly 7 is composed of a screw rod 71, a nut 72, a first spring 73, a second spring 74 and a placement groove 75, wherein the placement grooves 75 are evenly arranged on the inner walls of both sides of the slot 51 and are arranged correspondingly, and at the same time, one end of the screw rod 71 passes through the placement groove 75 and the slot 51 and is screwed and connected with the nut 72, and the first spring 73 and the second spring 74 are both sleeved on the screw rod 71, wherein the other ends of the first spring 73 and the second spring 74 are respectively fitted and connected in the placement groove 75, so that not only can the first spring 73 and the second spring 74 be stably placed in the placement groove 75 and the slot 51, but also the screw rod 71 can be used to stably install the side panel 6 on the reinforcing strip 5.

[0026] The backs of the back plate 3 and the bottom plate 4 are fixedly connected with a number of reinforcing plates 8, and reinforcing ribs 81 are welded correspondingly on the inner wall of the bottom plate 4. In this way, not only can the reinforcing plates 8 be used to increase the back strength of the back plate 3 and the bottom plate 4, but the reinforcing ribs 81 can also be used to increase the bearing strength of the back plate 3 and the bottom plate 4.

[0027] When the cam 72 is in the closed position, the first spring 73 and the second spring 74 are in the closed position, and the cam 72 is in the closed position, so that the cam 72 is ...

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-strength excavator bucket, comprising a bucket body (1), wherein two drive shafts (2) are fixedly mounted on the top of the bucket body (1), and characterized in that: The bucket body (1) is composed of a back plate (3) and a bottom plate (4), and the back plate (3) and the bottom plate (4) are of an integral casting structure. A plurality of tooth seats (41) are fixedly mounted at the front end of the bottom plate (4), and the tooth seats (41) are fixedly connected to bucket teeth (42) by bolts. Reinforcement strips (5) are fixedly mounted at both side edges of the back plate (3) and the bottom plate (4), and a slot (51) is provided inside the reinforcement strip (5), wherein two side plates (6) are correspondingly embedded in the slot (51), and a buffer assembly (7) is provided at the connection position between the side plates (6) and the reinforcement strip (5).

2. The high-strength excavator bucket according to claim 1, characterized in that: The reinforcing strip (5) is fixedly connected to the inner walls of both sides of the back plate (3) and the bottom plate (4) by welding and has an arc-shaped structure, wherein the clamping groove (51) is an open structure and is provided inside the reinforcing strip (5).

3. The high-strength excavator bucket according to claim 2, characterized in that: The buffer assembly (7) is composed of a screw rod (71), a nut (72), a first spring (73), a second spring (74) and a placement groove (75), wherein the placement groove (75) is evenly arranged on the inner walls of both sides of the clamping groove (51) and is arranged correspondingly.

4. The high-strength excavator bucket according to claim 3, characterized in that: One end of the screw rod (71) passes through the placement groove (75) and the clamping groove (51) and is screwed to be connected with a nut (72); the first spring (73) and the second spring (74) are both sleeved on the screw rod (71); the other ends of the first spring (73) and the second spring (74) are respectively fitted and connected in the placement groove (75).

5. The high-strength excavator bucket according to claim 4, characterized in that: One end of the side plate (6) is arranged as an arc-shaped structure and embedded in the card slot (51), wherein a plurality of mounting holes (61) are arranged correspondingly at the outer edge position of the side plate (6).

6. The high-strength excavator bucket according to claim 5, characterized in that: The side plate (6) is a reinforced metal plate structure, wherein three groups of protective plates (62) are correspondingly arranged on the outer wall of the side plate (6), and a plurality of metal protective blocks (63) are evenly arranged on the three groups of protective plates (62).

7. The high-strength excavator bucket according to claim 6, characterized in that: A plurality of reinforcing plates (8) are fixedly connected to the backs of the back plate (3) and the bottom plate (4), and reinforcing ribs (81) are correspondingly welded on the inner wall of the bottom plate (4).

8. The high-strength excavator bucket according to claim 7, characterized in that: The tooth seat (41) is fixedly connected to the base plate (4) by welding, and a convex clamping block (401) is provided at the other end of the tooth seat (41), and a limiting groove is correspondingly provided at one end of the bucket tooth (42), and is sleeved on the tooth seat (41) for fixed connection.

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