Drill rod positioning device of drilling machine

Abstract

The utility model belongs to the technical field of drilling machine drill rod positioning, and particularly relates to a drilling machine drill rod positioning device which comprises a base, a lifting plate is placed on the base, a ground nail penetrates through a first rod hole of the lifting plate, a fixing block is welded to the top side of the ground nail, and the fixing block is fixedly connected with the top side of the lifting plate. The ground nail is assembled in a second rod hole of the base, two sets of grooves are symmetrically formed in the base, two sets of cushion blocks are symmetrically installed on the base, two sets of connecting rods are rotatably installed on the cushion blocks, a pinch bar is rotatably installed at the other ends of the connecting rods, a spring is installed on the pinch bar, and a limiting groove is formed in the supporting frame. A lifting plate is assembled in a limiting groove, a ripping bar is held, the ripping bar rotates around a cushion block, the bottom end of the ripping bar upwarps the lifting plate, the lifting plate drives a ground nail to vertically move upwards, the ground nail is rapidly pulled out, the device is conveniently disassembled, and the convenience of disassembling the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling rig drill rod positioning, in particular to a drilling rig drill rod positioning device. Background Art

[0002] The drill rod of the drilling rig is a spiral blade drill rod. When the drill rod drills into the ground, the soil can be returned to the ground along the blades. In order to ensure that the drilling rig operator can accurately align the drill rod with the drill hole, a positioning device needs to be installed at the designated point of the drill hole for auxiliary positioning.

[0003] A Chinese patent with the authorization publication number CN 216381261 U discloses a drill rod positioning device for geological exploration drilling rigs. The device, which relates to the field of geological exploration, comprises two symmetrically arranged positioning hoops that move toward each other to limit the position of the drill rod. The two positioning hoops are connected to a guide rod at one end away from the other and a rotating screw that is rotatably connected to the positioning hoops. The guide rod at the end away from the positioning hoops moves through a positioning crossbar, and the rotating screw at the end away from the positioning hoops rotates through the positioning crossbar. The positioning crossbar is connected to a movable bracket. This device can position the drill rod, saving time and manpower for alignment. It is also easy to use, made of readily available materials, inexpensive, and reusable.

[0004] After the existing positioning device has positioned the drill rod of the drilling rig, the device needs to be shifted, but it is difficult to disassemble the device quickly, resulting in poor convenience in disassembly of the device; therefore, a drilling rig drill rod positioning device is proposed to address the above problem. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art and solve the problems existing in the prior art, the utility model provides a drilling rig drill rod positioning device.

[0006] The technical solution adopted by the utility model to solve its technical problems is a drilling rig drill rod positioning device, comprising a base, a lifting plate is placed on the base, a first rod hole and a second rod hole are respectively opened on the lifting plate and the base, the first rod hole and the second rod hole are corresponding in position and multiple groups are provided, the angle between two adjacent groups of first rod holes is 90 degrees, a ground nail is passed through the first rod hole of the lifting plate, a fixing block is welded on the top side of the ground nail, the fixing block is fixedly connected to the top side of the lifting plate, the ground nail is assembled in the second rod hole of the base, two groups of grooves are symmetrically opened on the base, two groups of pads are symmetrically installed on the base, and a Two groups of connecting rods, the other end of the connecting rod is rotatably installed with a pry bar, the bottom end of the pry bar is assembled in the groove, and a spring is installed on the pry bar. Multiple groups of protrusions are installed on the bottom side of the base, and the angle between two adjacent groups of protrusions is 45°. Multiple groups of support frames are installed on the base, and the angle between two adjacent groups of support frames is 90°. A limiting groove is provided in the support frame, and a lifting plate is assembled in the limiting groove. By holding the pry bar and rotating the pry bar around the pad, the bottom end of the pry bar lifts the lifting plate, and the lifting plate drives the ground nails to move vertically upward, thereby realizing the rapid extraction of the ground nails and the convenient disassembly of the device, which is beneficial to improving the convenience of disassembling the device.

[0007] The cam is secured to the first and second ends of the guide rails and are secured to a central position within the frame, the cam being secured to the first and second ends of the guide rails when the cam is engaged.

[0008] The utility model is beneficial in that:

[0009] 1. The utility model holds the pry bar and rotates it around the pad. The bottom end of the pry bar lifts the lifting plate, and the lifting plate drives the ground nails to move vertically upward, thereby realizing the rapid extraction of the ground nails and the convenient disassembly of the device, which is beneficial to improving the convenience of disassembling the device.

[0010] 2. After the base is fixed and installed, the utility model drives the second screw to rotate by rotating the second knob, and the second screw drives the first slider thereon to move horizontally, and the first slider drives the positioning ring to move horizontally, thereby realizing fine-tuning of the position of the positioning ring and avoiding fine-tuning of the drilling position by disassembly and reinstallation after installation, which is beneficial to improving the convenience of drilling position adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0012] Figure 1 It is a schematic diagram of a first-person perspective three-dimensional structure;

[0013] Figure 2 It is a schematic diagram of the three-dimensional structure of the base in a side view;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of the pry bar;

[0015] Figure 4 Schematic diagram of the three-dimensional structure of the convex block;

[0016] Figure 5 It is a schematic diagram of the three-dimensional structure of the positioning ring.

[0017] In the figure: 1. Base; 2. Groove; 3. Lifting plate; 4. First rod hole; 5. Ground nail; 6. Fixing block; 7. Bump; 8. Pad; 9. Support frame; 10. Limiting groove; 11. Fixing plate; 12. Guide rod; 13. Second screw rod; 14. Second knob; 15. First slider; 16. Second slider; 17. Positioning ring; 18. Connecting rod; 19. Second rod hole; 20. Pry bar; 21. Spring. DETAILED DESCRIPTION

[0018] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] See also Figure 1-4As shown, a drilling rig drill rod positioning device includes a base 1, a lifting plate 3 is placed on the base 1, and a first rod hole 4 and a second rod hole 19 are respectively opened on the lifting plate 3 and the base 1, the first rod hole 4 and the second rod hole 19 are positioned correspondingly and multiple groups are provided, and the angle between two adjacent groups of first rod holes 4 is 90°, a ground nail 5 is passed through the first rod hole 4 of the lifting plate 3, and a fixing block 6 is welded on the top side of the ground nail 5. The fixing block 6 is fixedly connected to the top side of the lifting plate 3, and the ground nail 5 is assembled in the second rod hole 19 of the base 1, two groups of grooves 2 are symmetrically opened on the base 1, two groups of pads 8 are symmetrically installed on the base 1, two groups of connecting rods 18 are rotatably installed on the pads 8, and a pry bar 20 is rotatably installed on the other end of the connecting rod 18, and the bottom end of the pry bar 20 is assembled in the groove 2, and a spring 21 is installed on the pry bar 20. Multiple groups of protrusions 7 are installed, and the angle between two adjacent groups of protrusions 7 is 45 degrees. Multiple groups of support frames 9 are installed on the base 1, and the angle between two adjacent groups of support frames 9 is 90 degrees. A limiting groove 10 is provided in the support frame 9, and a lifting plate 3 is assembled in the limiting groove 10; when working, after the existing positioning device has completed the positioning of the drill rod of the drilling rig, the device needs to be shifted, but it is difficult to disassemble the device quickly, resulting in poor convenience in disassembly of the device. By placing the base 1 at the designated point of the drill hole, the base 1 is in contact with the ground, and multiple protrusions 7 can increase the stability of the base 1, and then the fixing block 6 on the ground nail 5 is knocked, and the ground nail 5 and the lifting plate 3 move vertically downward together, so that the ground nail 5 is quickly pressed into the ground, thereby realizing the insertion of the ground nail 5 into the ground and achieving fixed installation of the base 1;

[0020] When disassembling the device, by holding the pry bar 20, the pry bar 20 is rotated around the pad 8, and the bottom end of the pry bar 20 lifts the lifting plate 3, and the lifting plate 3 drives the ground nail 5 to move vertically upward, thereby realizing the rapid extraction of the ground nail 5. The spring 21 can limit the pry bar 20. This structure realizes the convenient disassembly of the device, which is conducive to improving the convenience of disassembling the device.

[0021] See also Figure 5As shown, two groups of fixed plates 11 are symmetrically installed on the support frame 9, and the fixed plates 11 are connected to the springs 21. A guide rod 12 is fixedly installed between the two groups of fixed plates 11. A second screw rod 13 is rotatably installed between the two groups of fixed plates 11. One end of the second screw rod 13 passes through one of the fixed plates 11. A second knob 14 is fixedly installed on the side wall of the second screw rod 13. A first slider 15 is sleeved on the second screw rod 13. A threaded hole is opened inside the first slider 15. The first slider 15 is fitted on the second screw rod 13. A second slider 16 is slidably sleeved on the guide rod 12. A positioning ring 17 is installed on the second slider 16. The side wall of the other end of the positioning ring 17 is aligned with the first slider 15. Fixed connection; when working, in the process of positioning the drill rod of the drilling rig, the existing positioning device cannot be fine-tuned because the positioning structure is a fixed structure. After the installation is completed, the drilling position needs to be fine-tuned, and it can only be disassembled and reassembled, resulting in poor convenience in adjusting the drilling position. After the base 1 is fixed and installed, the second knob 14 is rotated to drive the second screw rod 13 to rotate, and the second screw rod 13 drives the first slider 15 thereon to move horizontally, and the first slider 15 drives the positioning ring 17 to move horizontally, thereby realizing fine-tuning of the position of the positioning ring 17, avoiding fine-tuning of the drilling position by disassembly and reassembly after installation, which is conducive to improving the convenience of adjusting the drilling position.

[0022] Working principle: after the drilling rig drill rod is positioned, the existing positioning device needs to be shifted, but it is difficult to disassemble the device quickly, resulting in poor convenience in disassembly of the device. By placing the base 1 at the designated point of the drill hole, the base 1 is in contact with the ground, and multiple protrusions 7 can increase the stability of the base 1. Then, the fixing block 6 on the ground nail 5 is knocked, and the ground nail 5 and the lifting plate 3 move vertically downward together, so that the ground nail 5 is quickly pressed into the ground, and the ground nail 5 is inserted into the ground, thereby achieving fixed installation of the base 1; when disassembling the device, by holding the pry bar 20, the pry bar 20 is rotated around the pad 8, and the bottom end of the pry bar 20 tilts the lifting plate 3, and the lifting plate 3 drives the ground nail 5 to move vertically upward, thereby achieving rapid extraction of the ground nail 5, and the spring The spring 21 can limit the pry bar 20, and this structure realizes the convenient disassembly of the device, which is conducive to improving the convenience of disassembling the device; in the process of positioning the drill rod of the drilling rig, the existing positioning device cannot be fine-tuned because the positioning structure is a fixed structure. After the installation is completed, the drilling position needs to be fine-tuned, so it can only be disassembled and reassembled, resulting in poor convenience in adjusting the drilling position. After the base 1 is fixed and installed, the second knob 14 is rotated to drive the second screw rod 13 to rotate, and the second screw rod 13 drives the first slider 15 thereon to move horizontally, and the first slider 15 drives the positioning ring 17 to move horizontally, thereby realizing fine-tuning of the position of the positioning ring 17, avoiding fine-tuning of the drilling position by disassembly and reassembly after installation, which is conducive to improving the convenience of adjusting the drilling position.

[0023] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A drilling rig drill rod positioning device, characterized in that: The invention comprises a base (1), a lifting plate (3) is placed on the base (1), a first rod hole (4) and a second rod hole (19) are respectively opened on the lifting plate (3) and the base (1), the first rod hole (4) and the second rod hole (19) are positioned correspondingly and multiple groups are provided, and the angle between two adjacent groups of first rod holes (4) is 90 degrees, a ground nail (5) is passed through the first rod hole (4) of the lifting plate (3), a fixing block (6) is welded to the top side of the ground nail (5), the fixing block (6) is fixedly connected to the top side of the lifting plate (3), and the ground nail ( 5) is assembled in the second rod hole (19) of the base (1), two groups of grooves (2) are symmetrically opened on the base (1), two groups of pads (8) are symmetrically installed on the base (1), two groups of connecting rods (18) are rotatably installed on the pads (8), and a pry bar (20) is rotatably installed on the other end of the connecting rod (18), the bottom end of the pry bar (20) is assembled in the groove (2), and a spring (21) is installed on the pry bar (20), and multiple groups of protrusions (7) are installed on the bottom side of the base (1), and the angle between two adjacent groups of protrusions (7) is 45°.

2. A drilling rig drill rod positioning device according to claim 1, characterized in that: Multiple groups of support frames (9) are installed on the base (1), and the angle between two adjacent groups of support frames (9) is 90 degrees. A limiting groove (10) is provided in the support frame (9), and a lifting plate (3) is installed in the limiting groove (10).

3. A drilling rig drill rod positioning device according to claim 2, characterized in that: Two groups of fixing plates (11) are symmetrically mounted on the support frame (9), the fixing plates (11) are connected to the springs (21), and a guide rod (12) is fixedly mounted between the two groups of fixing plates (11).

4. A drilling rig drill rod positioning device according to claim 3, characterized in that: A second screw rod (13) is rotatably mounted between the two sets of fixed plates (11), and one end of the second screw rod (13) passes through one of the fixed plates (11).

5. The drilling rod positioning device according to claim 4, characterized in that: A second knob (14) is fixedly mounted on the side wall of the second screw rod (13); a first slider (15) is sleeved on the second screw rod (13); a threaded hole is provided inside the first slider (15); and the first slider (15) is mounted on the second screw rod (13).

6. The drilling rod positioning device according to claim 3, characterized in that: The guide rod (12) is slidably sleeved with a second slider (16), the second slider (16) is mounted with a positioning ring (17), and the other end side wall of the positioning ring (17) is fixedly connected to the first slider (15).

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