A rotary drilling rig bucket

Abstract

The utility model relates to the technical field of rotary drilling, and discloses a rotary drilling bucket, comprising a drill bucket shell and an electric push rod, wherein the electric push rod is two and fixedly connected to the upper surface of the drill bucket shell, a connecting column is fixedly connected to the center position of the upper surface of the drill bucket shell, two electric push rods are arranged on both sides of the connecting column, the telescopic ends of the electric push rods pass through the drill bucket shell and extend to the inside of the drill bucket shell, a moving circular plate is fixedly connected below the telescopic ends of the electric push rods, a driving structure is arranged at the center position of the lower surface of the moving circular plate, a feeding plate is arranged below the driving structure, the driving structure drives the feeding plate to rotate, a plurality of feeding ports are opened on the lower surface of the drill bucket shell, a feeding blade is fixedly connected below the feeding port, and the driving structure and the scraper can be arranged so that when the feeding plate feeds the soil inside the drill bucket shell, the inner wall of the drill bucket shell can be cleaned, so that the accumulation of soil inside the drill bucket shell can be effectively prevented, and the drill bucket can be kept clean.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary drilling, in particular to a drilling bucket of a rotary drilling. Background Art

[0002] A rotary drill, also known as a rotary drilling rig, is a mechanical device used to drill holes in soil, rock, concrete and other strata. A rotary drilling rig drills holes by rotating the drill bit and is usually used in construction projects such as building foundation engineering, pile foundation engineering, and underground tunnels. A rotary drilling rig has the characteristics of fast drilling speed, wide operating range, and strong applicability, and is widely used in various foundation engineering fields.

[0003] In the prior art, the patent application number CN213419028U discloses a rotary drilling tool, which belongs to the technical field of rotary drilling rigs. In the rotary drilling tool, a partition is arranged in the drill bucket, and a power chamber is arranged above the partition; a power assembly is arranged in the power chamber; a first rotating rod is rotatably arranged on the partition, and is driven to rotate by the power assembly, and a guide hole is vertically opened at the bottom end, and a guide groove and an anti-dropping block are arranged in the guide hole, and a retaining ring is arranged on the rod body of the first rotating rod located below the partition; the second rotating rod includes a guide rod and a threaded rod, and a guide block is arranged on the guide rod, and a crushing part is arranged at the bottom end of the threaded rod; a sliding sleeve is slidably arranged on the first rotating rod, located between the partition and the retaining ring, and a first shifting plate is symmetrically hinged on both sides; a lifting cylinder cooperates with the threaded rod, and a second shifting plate is symmetrically hinged on both sides; the first shifting plate and the second shifting plate are hinged. The above rotary drilling tool effectively improves the problem that sand or soil with high humidity, high viscosity, and relatively solid extrusion blocks are not easy to unload.

[0004] With respect to the above scheme, there are the following technical problems: in the drilling work, a rotary drill bucket is required to drill holes in soil or rock. Since the rotary drill bucket shovels soil into the interior of the drill bucket during use and digs it out, the soil may remain inside the drill bucket. The rotary drill bucket in the prior art is not convenient for cleaning the interior of the drill bucket. The long-term retention of residues will affect subsequent use and reduce the service life of the drill bucket. Therefore, the rotary drill bucket in the prior art has the defect of being inconvenient for cleaning the interior of the drill bucket. Utility Model Content

[0005] The utility model aims to provide a rotary drilling bucket to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotary drilling bucket, comprising a drill bucket shell and an electric push rod, wherein the electric push rod is two and fixedly connected to the upper surface of the drill bucket shell, a connecting column is fixedly connected to the center position of the upper surface of the drill bucket shell, two electric push rods are arranged on both sides of the connecting column, the telescopic end of the electric push rod passes through the drill bucket shell and extends to the inside of the drill bucket shell, a movable circular plate is fixedly connected below the telescopic end of the electric push rod, a driving structure is arranged at the center position of the lower surface of the movable circular plate, a feeding plate is arranged below the driving structure, the driving structure drives the feeding plate to rotate, a plurality of feed ports are opened on the lower surface of the drill bucket shell, a feeding blade is fixedly connected below the feed port, and the electric push rod and the driving motor are started at the same time, the electric push rod pushes the movable circular plate downward, the movable circular plate drives the feeding plate to move downward through the connection of the driving structure, and the feeding plate pushes the soil inside the drill bucket shell downward.

[0007] In a preferred embodiment of the utility model, the driving structure includes a driving motor and a connecting block, a first protective shell is fixedly connected to the center position of the lower surface of the movable circular plate, the driving motor is fixedly connected to the inside of the first protective shell, the output end of the driving motor passes through the first protective shell and is fixedly connected to the upper end of the connecting block, the lower end of the connecting block is fixedly connected to the upper surface of the unloading plate, both sides of the surface of the connecting block are fixedly connected with connecting rods, one end of the connecting rod away from the connecting block is fixedly connected with a scraper, the scraper is tightly attached to the inner wall of the drill bucket shell, the rotation of the driving motor drives the connecting block to rotate, the connecting block drives the unloading plate at its lower end and the connecting rods on both sides of the surface to rotate, the connecting rod then drives the scraper to rotate, and the scraper scrapes the soil remaining on the inner wall of the drill bucket shell.

[0008] In a preferred embodiment of the utility model, two second protective shells are fixedly connected to the lower surface of the movable circular plate, a water pump is fixedly connected inside the second protective shell, the second protective shells are arranged on both sides of the first protective shell, a water inlet pipe is fixedly connected inside the connecting column, the lower end of the water inlet pipe passes through the drill bucket shell and is fixedly connected to a diversion pipe, both ends of the diversion pipe pass through the movable circular plate and the second protective shell and are fixedly connected to the water inlet end of the water pump, the water outlet end of the water pump is fixedly connected to a water outlet pipe, the end of the water outlet pipe passes through the second protective shell, extends to the outer end of the second protective shell and is fixedly connected to a nozzle.

[0009] In a preferred embodiment of the utility model, a spiral auger is fixedly connected to the center position of the lower surface of the feeding plate, and the spiral auger rotates during feeding to loosen the soil inside the drill bucket shell, making feeding easier.

[0010] Beneficial Effects

[0011] The utility model provides a rotary drilling bucket, which has the following beneficial effects:

[0012] 1. The rotary drilling rig bucket, by providing a driving structure and a scraper, can clean the inner wall of the drill bucket shell when the unloading plate unloads the soil inside the drill bucket shell, which can effectively prevent the accumulation of soil inside the drill bucket shell, keep the drill bucket clean, reduce the weight of the drill bucket, and improve the drilling quality and efficiency. At the same time, cleaning the inner wall of the drill bucket shell can extend the service life of the drill bucket and reduce maintenance costs.

[0013] 2. The drill bucket of the rotary drilling rig can spray water on the outer shell of the drill bucket when the scraper is cleaning it by arranging a water pump and a nozzle. The soil inside the drill bucket can be washed clean by the cooperation of water and the scraper to avoid soil residue and accumulation, thereby keeping the drill bucket clean. At the same time, when encountering harder soil, the soil can be softened by spraying water, which can reduce the resistance of drilling, reduce the wear of the equipment, and thus extend the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the front section structure of the utility model;

[0016] Figure 3 It is a three-dimensional structural diagram of the driving structure of the utility model.

[0017] In the figure: 1. Drill bucket shell; 2. Electric push rod; 3. Connecting column; 4. Moving circular plate; 5. Driving structure; 6. Feeding plate; 7. Feeding port; 8. Feeding blade; 9. Driving motor; 10. Connecting block; 11. First protective shell; 12. Connecting rod; 13. Scraper; 14. Second protective shell; 15. Water pump; 16. Water inlet pipe; 17. Diversion pipe; 18. Water outlet pipe; 19. Nozzle; 20. Spiral auger. DETAILED DESCRIPTION

[0018] 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.

[0019] See also Figure 1-3The utility model provides a technical solution: a rotary drilling bucket, comprising a bucket shell 1 and an electric push rod 2, wherein the electric push rod 2 is two and fixedly connected to the upper surface of the bucket shell 1, a connecting column 3 is fixedly connected to the center position of the upper surface of the bucket shell 1, two electric push rods 2 are arranged on both sides of the connecting column 3, the telescopic ends of the electric push rods 2 pass through the bucket shell 1 and extend to the inside of the bucket shell 1, a moving circular plate 4 is fixedly connected below the telescopic ends of the electric push rods 2, a driving structure 5 is arranged at the center position of the lower surface of the moving circular plate 4, a blanking plate 6 is arranged below the driving structure 5, the driving structure 5 drives the blanking plate 6 to rotate, and at the same time, the electric push rod 2 and the driving motor 9 are started, the electric push rod 2 pushes the moving circular plate 4 downward, the moving circular plate 4 drives the blanking plate 6 to move downward through the connection with the driving structure 5, and the blanking plate 6 pushes the soil inside the bucket shell 1 downward.

[0020] A plurality of feed ports 7 are provided on the lower surface of the drill bucket housing 1, and a feed blade 8 is fixedly connected below the feed port 7. The connecting column 3 drives the drill bucket housing 1 to rotate, and the rotation of the drill bucket housing 1 drives the feed blade 8 to rotate. The feed blade 8 shovels soil into the interior of the drill bucket housing 1 through the feed port 7.

[0021] The driving structure 5 includes a driving motor 9 and a connecting block 10. A first protective shell 11 is fixedly connected to the center position of the lower surface of the movable circular plate 4. The driving motor 9 is fixedly connected to the inside of the first protective shell 11. The output end of the driving motor 9 passes through the first protective shell 11 and is fixedly connected to the upper end of the connecting block 10. The lower end of the connecting block 10 is fixedly connected to the upper surface of the blanking plate 6. Connecting rods 12 are fixedly connected on both sides of the surface of the connecting block 10. A scraper 13 is fixedly connected to the end of the connecting rod 12 away from the connecting block 10. The scraper 13 is tightly attached to the inner wall of the drill bucket housing 1.

[0022] The rotation of the driving motor 9 drives the connecting block 10 to rotate, and the connecting block 10 drives the unloading plate 6 at its lower end and the connecting rods 12 on both sides of the surface to rotate, and the connecting rods 12 then drive the scraper 13 to rotate, and the scraper 13 scrapes the soil remaining on the inner wall of the drill bucket shell 1. By setting the driving structure 5 and the scraper 13, when the unloading plate 6 unloads the soil inside the drill bucket shell 1, the inner wall of the drill bucket shell 1 can be cleaned, which can effectively prevent the accumulation of soil inside the drill bucket shell 1, keep the drill bucket clean, reduce the weight of the drill bucket, and improve the drilling quality and efficiency. At the same time, cleaning the inner wall of the drill bucket shell 1 can extend the service life of the drill bucket and reduce maintenance costs.

[0023] Two second protective shells 14 are fixedly connected to the lower surface of the movable circular plate 4, and a water pump 15 is fixedly connected inside the second protective shell 14. The second protective shell 14 is arranged on both sides of the first protective shell 11. A water inlet pipe 16 is fixedly connected inside the connecting column 3. The lower end of the water inlet pipe 16 passes through the drill bucket shell 1 and is fixedly connected to a diversion pipe 17. Both ends of the diversion pipe 17 pass through the movable circular plate 4 and the second protective shell 14 and are fixedly connected to the water inlet end of the water pump 15. The water outlet end of the water pump 15 is fixedly connected to a water outlet pipe 18. The end of the water outlet pipe 18 passes through the second protective shell 14, extends to the outer end of the second protective shell 14 and is fixedly connected to a nozzle 19.

[0024] While the scraper 13 is rotating, the water pump 15 is started. The water pump 15 draws water into the water pump 15 through the water inlet pipe 16 and the diversion pipe 17, and then sprays the water through the water outlet pipe 18 and the nozzle 19 to clean the inner wall of the drill bucket shell 1. By arranging the water pump 15 and the nozzle 19, water can be sprayed on the drill bucket shell 1 when the scraper 13 cleans the drill bucket shell 1. The soil inside the drill bucket can be flushed clean by the cooperation of water and the scraper 13 to avoid soil residue and accumulation, thereby keeping the drill bucket clean. At the same time, when encountering harder soil, the soil can be softened by spraying water, which can reduce the resistance of drilling and reduce the wear of the equipment, thereby extending the service life of the equipment.

[0025] A spiral auger 20 is fixedly connected to the center position of the lower surface of the feeding plate 6. The spiral auger 20 rotates during feeding to loosen the soil inside the drill bucket housing 1, making feeding easier.

[0026] Instructions for use: When the inside of the drill bucket housing 1 needs to be unloaded and cleaned, start the electric push rod 2 and the drive motor 9 at the same time, the electric push rod 2 pushes the movable circular plate 4 downward, and the movable circular plate 4 drives the unloading plate 6 to move downward through the connection with the drive structure 5, and the unloading plate 6 pushes the soil inside the drill bucket housing 1 downward.

[0027] The rotation of the driving motor 9 drives the connecting block 10 to rotate, and the connecting block 10 drives the unloading plate 6 at its lower end and the connecting rods 12 on both sides of the surface to rotate, and the connecting rods 12 then drive the scraper 13 to rotate, and the scraper 13 scrapes the soil remaining on the inner wall of the drill bucket shell 1, and the unloading plate 6 drives the spiral auger 20 to rotate.

[0028] While the scraper 13 is rotating, the water pump 15 is started, and the water flow is drawn into the water pump 15 through the water inlet pipe 16 and the diversion pipe 17, and then the water flow is sprayed out through the water outlet pipe 18 and the nozzle 19 to clean the inner wall of the drill bucket housing 1.

[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 rotary drilling bucket, comprising a bucket housing (1) and an electric push rod (2), characterized in that: The electric push rods (2) are two and fixedly connected to the upper surface of the drill bucket housing (1); a connecting column (3) is fixedly connected to the center position of the upper surface of the drill bucket housing (1); the two electric push rods (2) are arranged on both sides of the connecting column (3); the telescopic ends of the electric push rods (2) pass through the drill bucket housing (1) and extend into the interior of the drill bucket housing (1); a movable circular plate (4) is fixedly connected below the telescopic ends of the electric push rods (2); a driving structure (5) is arranged at the center position of the lower surface of the movable circular plate (4); a feeding plate (6) is arranged below the driving structure (5); the driving structure (5) drives the feeding plate (6) to rotate; a plurality of feed ports (7) are opened on the lower surface of the drill bucket housing (1); a feeding blade (8) is fixedly connected below the feed port (7).

2. The rotary drilling bucket according to claim 1, characterized in that: The driving structure (5) comprises a driving motor (9) and a connecting block (10); a first protective shell (11) is fixedly connected to the center position of the lower surface of the movable circular plate (4); and the driving motor (9) is fixedly connected to the inside of the first protective shell (11).

3. The rotary drilling bucket according to claim 2, characterized in that: The output end of the driving motor (9) passes through the first protective shell (11) and is fixedly connected to the upper end of the connecting block (10), and the lower end of the connecting block (10) is fixedly connected to the upper surface of the blanking plate (6).

4. The rotary drilling bucket according to claim 3, characterized in that: Connecting rods (12) are fixedly connected to both sides of the surface of the connecting block (10), and a scraper (13) is fixedly connected to one end of the connecting rod (12) away from the connecting block (10), and the scraper (13) is tightly attached to the inner wall of the drill bucket shell (1).

5. The rotary drilling bucket according to claim 4, characterized in that: Two second protective shells (14) are fixedly connected to the lower surface of the movable circular plate (4), a water pump (15) is fixedly connected inside the second protective shell (14), and the second protective shell (14) is arranged on both sides of the first protective shell (11).

6. The rotary drilling bucket according to claim 5, characterized in that: The interior of the connecting column (3) is fixedly connected to a water inlet pipe (16); the lower end of the water inlet pipe (16) passes through the drill bucket housing (1) and is fixedly connected to a diversion pipe (17); both ends of the diversion pipe (17) pass through the movable circular plate (4) and the second protective shell (14) and are fixedly connected to the water inlet end of the water pump (15).

7. The rotary drilling bucket according to claim 6, characterized in that: The water outlet end of the water pump (15) is fixedly connected to a water outlet pipe (18), and the end of the water outlet pipe (18) passes through the second protective shell (14), extends to the outer end of the second protective shell (14), and is fixedly connected to a spray head (19).

8. The rotary drilling bucket according to claim 1, characterized in that: A spiral auger (20) is fixedly connected to the center position of the lower surface of the feeding plate (6). The spiral auger (20) rotates during feeding, thereby loosening the soil inside the drill bucket housing (1) and facilitating feeding.

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