Telescopic bucket tooth of bucket

Abstract

The utility model belongs to the technical field of engineering machinery, and particularly relates to a telescopic bucket tooth of a bucket, which comprises a bucket main body and a telescopic bucket tooth, the bucket tooth mechanism comprises a plurality of bucket teeth, and the bucket tooth mechanism is provided with an unfolding position and a retracting position; the hydraulic mechanism is used for driving the bucket tooth mechanism to expand and contract; wherein the bucket tooth mechanism is arranged in the bucket body, the hydraulic mechanism is arranged in the bucket body and located on the rear side of the bucket tooth mechanism, compared with the prior art, bucket teeth of the bucket can be effectively adjusted, the automation degree of the adjusting mode is high, and different working condition requirements can be effectively met; and a user does not need to manually replace the type of the bucket for adaptation, so that the working efficiency is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of engineering machinery, and in particular relates to a telescopic bucket tooth of a bucket. Background Art

[0002] The teeth of an excavator bucket are important components for digging and processing various types of surface materials. They are usually located at the front of the excavator bucket, responsible for directly contacting and cutting the surface, and feeding the material into the bucket. The teeth are usually made of high-strength wear-resistant alloy steel to ensure that they have sufficient hardness and durability. The teeth are one of the key components to ensure the normal operation and efficient excavation of the excavator. Its performance and state directly affect the working efficiency and cost-effectiveness of the excavator. For example, a tooth for an excavator bucket disclosed in the patent with application number CN202321079931.6, the teeth for the excavator bucket include a bucket, a plurality of groups of teeth are arranged on the bucket, a storage slot is provided on the bucket, the storage slot is arranged above the teeth, an auxiliary plate is placed in the storage slot, a card slot is provided on the auxiliary plate, and a baffle is provided on the outer side of the auxiliary plate, the baffle is slidably connected in the mounting slot, and the mounting slot is provided on the bucket;

[0003] During use, the length of the existing bucket teeth cannot be effectively adjusted to adapt to different working conditions. Users are required to change to different bucket types to adapt, which reduces work efficiency. Therefore, it is necessary to make improvements. Utility Model Content

[0004] The purpose of the utility model is to provide a bucket telescopic tooth to effectively improve work efficiency in view of the above-mentioned existing technical problems.

[0005] In view of this, the utility model provides a bucket telescopic bucket tooth, comprising:

[0006] a bucket body, the bucket body being a bucket-shaped structure for receiving and transporting soil removed from the ground;

[0007] Also includes:

[0008] A bucket tooth mechanism, wherein the bucket tooth structure has a plurality of bucket teeth, and the bucket tooth mechanism has an extended position and a retracted position;

[0009] A hydraulic mechanism, the hydraulic mechanism is used to drive the bucket tooth mechanism to expand and retract;

[0010] The bucket tooth mechanism is arranged in the bucket body, and the hydraulic mechanism is arranged in the bucket body and is located at the rear side of the bucket tooth mechanism.

[0011] In the present technical solution, when the excavator bucket is in use, the bucket tooth mechanism in the bucket body is controlled by a hydraulic mechanism to move, thereby expanding or contracting a number of bucket teeth, and controlling the length of the bucket teeth extending out of the bucket to meet different usage requirements. The bucket teeth can also be extended first to break the ground, and then the bucket teeth are fully contracted and the bucket is used for excavation. Compared with the prior art, the present invention can effectively adjust the bucket teeth, and the adjustment method has a high degree of automation, which can effectively adapt to different working conditions. There is no need for the user to manually change the bucket type to adapt, which effectively improves work efficiency.

[0012] In the above technical solution, further, it also includes:

[0013] An inner cavity, the inner cavity is disposed in the bucket body and extends from the front portion to the rear portion of the bucket body;

[0014] A through-opening, the through-opening being arranged at the front end of the bucket body and communicating with the inner cavity, the through-opening being provided in a plurality and corresponding to a plurality of bucket teeth;

[0015] Wherein, the bucket tooth mechanism and the hydraulic mechanism are both arranged in the inner cavity.

[0016] In the above technical solution, further, the bucket tooth mechanism also includes:

[0017] A crossbeam, the crossbeam being movably disposed in the inner cavity;

[0018] A guide channel, wherein the guide channels have two and are symmetrically arranged on both sides of the inner cavity, and the guide channels are used to guide the movement of the crossbeam;

[0019] Among them, a plurality of bucket teeth are fixedly arranged on the front side of the crossbeam.

[0020] In the above technical solution, further, the hydraulic mechanism also includes:

[0021] A plurality of hydraulic cylinders, wherein the driving ends of the hydraulic cylinders are connected to the rear side of the cross beam, and the plurality of hydraulic cylinders are evenly spaced and distributed in the inner cavity;

[0022] A hydraulic pipeline, wherein the hydraulic pipeline is arranged in the inner cavity, and the hydraulic pipeline comprises a branch pipeline and a main pipeline;

[0023] The main pipeline is connected to the branch pipelines, the branch pipelines are connected to a plurality of hydraulic cylinders, and the main pipeline extends outward to the rear side of the bucket body.

[0024] In the above technical solution, further, the bucket tooth also includes:

[0025] A gear seat, wherein a connecting portion is provided at the front end of the gear seat, and a fixing hole is provided on the connecting portion;

[0026] A tooth body, wherein a connecting groove cooperating with the connecting portion is provided at the rear end of the tooth body, and a through hole penetrating to the connecting groove is provided on the tooth body;

[0027] A tooth tip, the tooth tip being arranged at the front end of the tooth body;

[0028] A buffer pad, the buffer pad being arranged on a surface of the connecting portion;

[0029] Wherein, the tooth body is detachably connected with the connecting part through the connecting groove.

[0030] In the above technical solution, further, it also includes:

[0031] A screw hole, wherein the screw hole is arranged at the front end of the tooth body;

[0032] a bolt through hole, the bolt through hole being arranged in the tooth tip;

[0033] A bolt, wherein the bolt can pass through the bolt through hole and cooperate with the screw hole;

[0034] Wherein, the tooth tip is detachably connected to the front end of the tooth body through the cooperation of bolts and screw holes.

[0035] The beneficial effects of the utility model are:

[0036] 1. Through the setting of bucket tooth mechanism and hydraulic mechanism, bucket teeth can be effectively adjusted, and the adjustment method has a high degree of automation, which can effectively adapt to different working conditions. There is no need for users to manually change the bucket type to adapt, which effectively improves work efficiency;

[0037] 2. The setting of the buffer pad can effectively reduce the vibration and noise caused by the gap between the tooth seat and the tooth body, reduce the wear between the tooth body and the tooth seat, and increase the service life of the bucket tooth;

[0038] 3. The detachable connection of the tooth tip to the front end of the tooth body can effectively facilitate the replacement of the tooth tip, improve work efficiency, and reduce the cost of using the bucket tooth. BRIEF DESCRIPTION OF THE DRAWINGS

[0039] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0040] Figure 1 It is a schematic structural diagram of a specific implementation method of the utility model.

[0041] Figure 2 It is a structural schematic diagram of the bucket tooth mechanism of the utility model in the retracted state.

[0042] Figure 3 It is a schematic diagram of the cross-sectional structure of the bucket of the utility model in the vertical direction.

[0043] Figure 4 It is a schematic diagram of the cross-sectional structure of the utility model in the horizontal direction.

[0044] Figure 5 This is a schematic diagram of the bucket tooth structure of the utility model.

[0045] Figure 6 This is a schematic diagram of the tooth tip structure of the utility model.

[0046] The symbols in the figure are:

[0047] 1. Bucket body; 2. Bucket tooth mechanism; 20. Bucket teeth; 21. Crossbeam; 22. Guide channel; 3. Hydraulic mechanism; 30. Hydraulic cylinder; 31. Branch pipeline; 32. Main pipeline; 4. Inner cavity; 5. Through-port; 6. Tooth seat; 7. Connecting part; 8. Fixing hole; 9. Tooth body; 10. Connecting groove; 11. Through hole; 12. Tooth tip; 13. Buffer pad; 14. Screw hole; 15. Bolt through hole; 16. Bolt. DETAILED DESCRIPTION

[0048] 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 of 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.

[0049] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0050] Embodiment 1:

[0051] The embodiment of the present application provides a bucket telescopic tooth, comprising: a bucket body 1, the bucket body 1 being a bucket-shaped structure for receiving and transporting soil removed from the ground;

[0052] It also includes: a bucket tooth 20 mechanism 2, the bucket tooth 20 structure has a plurality of bucket teeth 20, and the bucket tooth 20 mechanism 2 has an extended position and a retracted position; a hydraulic mechanism 3, the hydraulic mechanism 3 is used to drive the bucket tooth 20 mechanism 2 to extend and retract;

[0053] The bucket tooth 20 mechanism 2 is arranged in the bucket body 1 , and the hydraulic mechanism 3 is arranged in the bucket body 1 and is located at the rear side of the bucket tooth 20 mechanism 2 .

[0054] The bucket body 1 further comprises: an inner cavity 4, which is arranged in the bucket body 1 and extends from the front part of the bucket body 1 to the rear part; a through-port 5, which is arranged at the front end of the bucket body 1 and communicates with the inner cavity 4, and has a plurality of through-ports 5 corresponding to a plurality of bucket teeth 20;

[0055] The bucket tooth 20 mechanism 2 and the hydraulic mechanism 3 are both arranged in the inner cavity 4 .

[0056] The bucket tooth 20 mechanism 2 also includes: a crossbeam 21, which is movably arranged in the inner cavity 4; a guide channel 22, which has two and is symmetrically arranged on both sides of the inner cavity 4, and the guide channel 22 is used to guide the movement of the crossbeam 21;

[0057] Among them, a plurality of bucket teeth 20 are fixedly arranged on the front side of the cross beam 21 .

[0058] The hydraulic mechanism 3 further includes: a plurality of hydraulic cylinders 30, the driving ends of the hydraulic cylinders 30 are connected to the rear side of the cross beam 21, and the plurality of hydraulic cylinders 30 are evenly spaced and distributed in the inner cavity 4; a hydraulic pipeline, the hydraulic pipeline is arranged in the inner cavity 4, and the hydraulic pipeline includes a branch pipeline 31 and a main pipeline 32;

[0059] The main pipeline 32 is connected to the branch pipeline 31 , the branch pipeline 31 is connected to a plurality of hydraulic cylinders 30 , and the main pipeline 32 extends outward to the rear side of the bucket body 1 .

[0060] Moreover, the inner cavity 4 is a hollow structure formed within the bucket body 1, and has all the holes and form factors required to allow the cross beam 21 to adapt to the use and operation of the hydraulic mechanism 3. The method of forming a shell suitable for the purpose of this embodiment is well known and documented in the mechanical field. The positions of the multiple hydraulic cylinders 30 correspond one-to-one to the multiple bucket teeth 20.

[0061] In this embodiment, when the excavator bucket is in use, the bucket teeth 20 mechanism 2 in the bucket body 1 is controlled to move by the hydraulic mechanism 3, so that a number of bucket teeth 20 are expanded or retracted, and the hydraulic cylinder 30 in the hydraulic mechanism 3 moves under the action of the hydraulic pipeline, and the driving end of the hydraulic cylinder 30 extends or retracts, thereby driving the cross beam 21 to move. As the movement of the cross beam 21 drives a number of bucket teeth 20 to move, the bucket teeth 20 can extend from the inner cavity 4 through the through-port 5 to be expanded, and the length of the bucket teeth 20 extending out of the bucket is controlled to meet different usage requirements, or the bucket teeth 20 can be extended first to crush the ground, and then the bucket teeth 20 are completely retracted and the bucket is used for excavation. Compared with the prior art, the utility model can effectively adjust the bucket teeth 20, and the adjustment method has a high degree of automation, which can effectively adapt to different working conditions. There is no need for the user to manually change the bucket type to adapt, which effectively improves work efficiency.

[0062] Embodiment 2:

[0063] This embodiment provides a telescopic bucket tooth for a bucket, which, in addition to the technical solutions of the above embodiments, also has the following technical features: the bucket tooth 20 also includes: a tooth seat 6, a connecting portion 7 is provided at the front end of the tooth seat 6, and a fixing hole 8 is provided on the connecting portion 7; a tooth body 9, a connecting groove 10 matching the connecting portion 7 is provided at the rear end of the tooth body 9, and a through hole 11 penetrating to the connecting groove 10 is provided on the tooth body; a tooth tip 12, the tooth tip 12 is provided at the front end of the tooth body 9; a buffer pad 13, and the buffer pad 13 is provided on the surface of the connecting portion 7;

[0064] The tooth body 9 is detachably connected to the connecting portion 7 through the connecting groove 10 .

[0065] Furthermore, the tooth body 9 and the tooth seat 6 are detachably connected in a conventional manner, and the structures of the fixing hole 8 and the through hole 11 are well known and have been documented in the mechanical field.

[0066] In this embodiment, when the tooth body 9 is worn and damaged after long-term use, the tooth body 9 can be removed from the tooth seat 6 for replacement. The buffer pad 13 on the connecting part 7 of the tooth seat 6 can effectively reduce the vibration and noise caused by the gap between the tooth seat 6 and the tooth body 9, reduce the wear between the tooth body 9 and the tooth seat 6, and increase the service life of the bucket tooth 20.

[0067] Embodiment 3:

[0068] This embodiment provides a telescopic bucket tooth for a bucket, which, in addition to the technical solutions of the above embodiments, also has the following technical features, including: a screw hole 14, which is arranged at the front end of the tooth body 9; a bolt 16 through hole 15, which is arranged in the tooth tip 12; a bolt 16, which can pass through the bolt 16 through hole 15 and cooperate with the screw hole 14;

[0069] The tooth tip 12 is detachably connected to the front end of the tooth body 9 by means of a bolt 16 and a screw hole 14 .

[0070] Furthermore, a plurality of screw holes 14 and bolt 16 through holes 15 are distributed in a conventional manner.

[0071] In this embodiment, during the operation of the bucket tooth 20, the tooth tip 12 is the part that is most susceptible to wear. When the tooth tip 12 is worn and damaged, the bolt 16 is rotated to separate it from the screw hole 14, thereby removing the tooth tip 12 from the tooth body 9, and then a new tooth tip 12 is replaced and fixed to the tooth body 9 again by the bolt 16. Compared with the prior art, the utility model can effectively improve work efficiency and reduce the use cost of the bucket tooth 20.

[0072] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A bucket telescopic tooth, comprising: A bucket body (1), the bucket body (1) being a bucket-shaped structure for receiving and transporting soil removed from the ground; It is characterized by further comprising: A bucket tooth (20) mechanism (2), wherein the bucket tooth (20) structure comprises a plurality of bucket teeth (20), and the bucket tooth (20) mechanism (2) has an extended position and a retracted position; A hydraulic mechanism (3), the hydraulic mechanism (3) being used to drive the bucket tooth (20) mechanism (2) to expand and retract; The bucket tooth (20) mechanism (2) is arranged in the bucket body (1), and the hydraulic mechanism (3) is arranged in the bucket body (1) and is located at the rear side of the bucket tooth (20) mechanism (2).

2. The telescopic bucket tooth according to claim 1, characterized in that: Also includes: An inner cavity (4), the inner cavity (4) being arranged in the bucket body (1) and extending from the front to the rear of the bucket body (1); A through-opening (5), the through-opening (5) being arranged at the front end of the bucket body (1) and communicating with the inner cavity (4), the through-opening (5) being provided in a plurality and corresponding to a plurality of bucket teeth (20); Wherein, the bucket tooth (20) mechanism (2) and the hydraulic mechanism (3) are both arranged in the inner cavity (4).

3. The telescopic bucket tooth according to claim 2, characterized in that: The bucket tooth (20) mechanism (2) further comprises: A crossbeam (21), wherein the crossbeam (21) is movably arranged in the inner cavity (4); A guide channel (22), wherein the guide channels (22) have two and are symmetrically arranged on both sides of the inner cavity (4), and the guide channels (22) are used to guide the movement of the crossbeam (21); Wherein, a plurality of bucket teeth (20) are fixedly arranged on the front side of the cross beam (21).

4. The telescopic bucket tooth according to claim 2, characterized in that: The hydraulic mechanism (3) further comprises: A plurality of hydraulic cylinders (30), wherein a driving end of the hydraulic cylinder (30) is connected to the rear side of the crossbeam (21), and the plurality of hydraulic cylinders (30) are evenly spaced and distributed in the inner cavity (4); A hydraulic pipeline, the hydraulic pipeline being arranged in the inner cavity (4), the hydraulic pipeline comprising a branch pipeline (31) and a main pipeline (32); The main pipeline (32) is connected to the branch pipeline (31), the branch pipeline (31) is connected to a plurality of hydraulic cylinders (30), and the main pipeline (32) extends outward to the rear side of the bucket body (1).

5. The telescopic bucket tooth according to claim 1, characterized in that: The bucket tooth (20) further comprises: A tooth seat (6), wherein a connecting portion (7) is provided at the front end of the tooth seat (6), and a fixing hole (8) is provided on the connecting portion (7); A tooth body (9), wherein a connecting groove (10) matching with the connecting portion (7) is provided at the rear end of the tooth body (9), and a through hole (11) penetrating to the connecting groove (10) is provided on the tooth body; A tooth tip (12), wherein the tooth tip (12) is arranged at the front end of the tooth body (9); A buffer pad (13), wherein the buffer pad (13) is arranged on the surface of the connecting portion (7); The tooth body (9) is detachably connected to the connecting portion (7) through the connecting groove (10).

6. The telescopic bucket tooth according to claim 5, characterized in that: Also includes: A screw hole (14), wherein the screw hole (14) is arranged at the front end of the tooth body (9); a bolt (16) through hole (15), wherein the bolt (16) through hole (15) is arranged in the tooth tip (12); A bolt (16), wherein the bolt (16) can pass through the bolt (16) through-hole (15) and cooperate with the screw hole (14); The tooth tip (12) is detachably connected to the front end of the tooth body (9) by means of a bolt (16) and a screw hole (14).

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