Deviation-preventing auxiliary device for coal geological drilling

Abstract

The utility model discloses an anti-deviation auxiliary device for coal geological drilling, which relates to the technical field of geological drilling equipment, and comprises a bottom plate, any side of the bottom plate is fixedly connected with a side plate, the top surface of the bottom plate is rotatably connected with a limiting assembly, the limiting assembly comprises two discs, a transmission assembly is fixedly connected between the two discs, and the lower disc is rotatably connected with the bottom plate. A clamping assembly is arranged on one side of the disc located on the upper portion and detachably connected with the side plate, a plurality of through holes with different diameters are formed in the disc in the circumferential direction, the through holes are matched with drill rods in diameter, a plurality of limiting holes are formed in the side wall of the disc located on the upper portion in the circumferential direction, the limiting holes correspond to the through holes in a one-to-one mode, and the limiting holes are detachably connected with the clamping assembly. According to the utility model, flexible adjustment can be carried out according to requirements, fittings do not need to be replaced, the use is very convenient, time and labor are saved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of geological drilling equipment, in particular to a deviation prevention auxiliary device for coal geological drilling. Background Art

[0002] Drilling is an important technical means in geological exploration. Drilling rigs are used to drill from the surface downward to form cylindrical holes in the strata to identify and divide the strata. Cores, ore samples, and soil samples can be obtained from different depths in the borehole for analysis and research to determine the physical and mechanical properties and indicators of rocks and soil layers to provide design needs.

[0003] During geological drilling, it is easy to deviate, which not only affects the normal operation of the drill bit, but also causes certain damage to the drill rod. Different geology requires different drill rods, and the existing auxiliary device slots need to be replaced with accessories to adapt to different situations, which is time-consuming, labor-intensive and inefficient.

[0004] Therefore, the utility model provides a coal geological drilling anti-deviation auxiliary device to solve the problems existing in the above-mentioned prior art. Utility Model Content

[0005] To achieve the above-mentioned purpose, the utility model provides the following solution: The utility model provides a coal geological drilling anti-deviation auxiliary device, including a base plate, a side plate fixedly connected to either side of the base plate, the top surface of the base plate rotatably connected to a limiting component, the limiting component including two discs, a transmission component fixedly connected between the two discs, the disc located at the bottom is rotatably connected to the base plate, a clamping component is provided on one side of the disc located at the top, the clamping component is detachably connected to the side plate, a plurality of through holes of different diameters are circumferentially opened on the disc, the through holes are adapted to the diameter of the drill rod, a plurality of limiting holes are circumferentially opened on the side wall of the disc located at the top, the limiting holes are arranged one-to-one with the through holes, and the limiting holes are detachably connected to the clamping component.

[0006] Preferably, the clamping assembly includes a cylinder detachably connected to the side plate, a plurality of mounting holes are formed on the side plate, the cylinder is adapted to the mounting holes, a limiting rod is slidably connected inside the cylinder, a mounting plate is fixedly connected to the side of the cylinder away from the disc, the mounting plate is detachably connected to the side plate by bolts, one end of the limiting rod is detachably connected to the limiting hole, the other end of the limiting rod passes through the mounting plate and is fixedly connected to a pull plate, and the pull plate is in contact with the outer side of the mounting plate.

[0007] Preferably, a spring is sleeved on the outer side of the limit rod, a baffle is fixedly connected to the outer side of the limit rod, the baffle is slidably connected to the inner wall of the cylinder, one end of the spring is fixedly connected to the mounting plate, and the other end of the spring is fixedly connected to the baffle.

[0008] Preferably, the transmission assembly includes a sleeve, the center of the disc located at the bottom is fixedly connected to the sleeve, a support rod is slidably connected in the sleeve, and the disc located at the top is fixedly connected to the support rod.

[0009] Preferably, the sleeve is provided with a plurality of through holes in the vertical direction, a screw rod is threadedly connected to the through holes, and a groove is provided at the bottom of the support rod, and the groove is adapted to the screw rod.

[0010] Preferably, support blocks are fixedly connected to the four corners of the bottom surface of the base plate respectively, and an insertion rod is connected to the inner thread of the support block, and the bottom of the insertion rod extends out of the support block and is inserted into the ground.

[0011] Preferably, a connecting rod is fixedly connected to the center of the top surface of the disk located at the top, and a knob is fixedly connected to the top of the connecting rod.

[0012] The utility model discloses the following technical effects: when in use, the whole is placed at the point where drilling is required, and a drill rod is selected according to actual conditions, the disc is rotated, a through hole that matches the drill rod is selected, the disc is limited by a clamping assembly to maintain stability, and the drill rod is extended into the through hole, a large circular hole is opened on the bottom plate, and the diameter of the large circular hole is larger than the diameter of any through hole, so that the drill rod can be smoothly inserted into the ground; the transmission assembly plays a connecting role to ensure that the two discs rotate synchronously, and the drill rod can be limited in the vertical direction through the auxiliary role of the disc, thereby avoiding deviation during the drilling process. The utility model can be flexibly adjusted as needed, without the need to replace accessories, is extremely convenient to use, saves time and effort, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

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

[0015] Figure 2 It is a structural schematic diagram of the other side of the utility model;

[0016] Figure 3 This is a schematic diagram of the internal structure of the cylinder of the utility model;

[0017] Figure 4 This is a schematic diagram of the internal structure of the sleeve of the utility model;

[0018] Figure 5 This is a schematic diagram of the internal structure of the sleeve of the utility model from another perspective;

[0019] In the figure: 1. side plate; 2. bottom plate; 3. support block; 4. plug rod; 5. disk; 6. limit hole; 7. through hole; 8. sleeve; 9. support rod; 10. connecting rod; 11. knob; 12. limit rod; 13. mounting hole; 14. pull plate; 15. mounting plate; 16. cylinder; 17. spring; 18. baffle; 19. groove; 20. screw. DETAILED DESCRIPTION

[0020] 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.

[0021] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0022] Reference Figure 1-Figure 5 As shown, the present embodiment provides a coal geological drilling anti-deviation auxiliary device, including a base plate 2, a side plate 1 is fixedly connected to either side of the base plate 2, the top surface of the base plate 2 is rotatably connected to a limiting assembly, the limiting assembly includes two discs 5, a transmission assembly is fixedly connected between the two discs 5, the lower disc 5 is rotatably connected to the base plate 2, a clamping assembly is provided on one side of the upper disc 5, the clamping assembly is detachably connected to the side plate 1, a plurality of through holes 7 of different diameters are circumferentially opened on the disc 5, the through holes 7 are adapted to the diameter of the drill rod, a plurality of limiting holes 6 are circumferentially opened on the side wall of the upper disc 5, the limiting holes 6 are arranged one-to-one with the through holes 7, and the limiting holes 6 are detachably connected to the clamping assembly.

[0023] When in use, the whole is placed at the point where drilling is required, and a drill rod is selected according to the actual situation, the disc 5 is rotated, a through hole 7 that matches the drill rod is selected, the disc 5 is limited by the clamping assembly to maintain stability, and the drill rod is extended into the through hole 7. A large circular hole is provided on the bottom plate 2, and the diameter of the large circular hole is larger than the diameter of any through hole 7, so that the drill rod can be smoothly inserted into the ground; the transmission assembly plays a connecting role, ensuring that the two discs 5 rotate synchronously, and the drill rod can be limited in the vertical direction through the auxiliary role of the disc 5, thereby avoiding deviation during the drilling process. The utility model can be flexibly adjusted as needed, without the need to replace accessories, is extremely convenient to use, saves time and effort, and improves work efficiency.

[0024] Further optimization scheme, the clamping assembly includes a cylinder 16 detachably connected to the side plate 1, a plurality of mounting holes 13 are provided on the side plate 1, the cylinder 16 is adapted to the mounting holes 13, a limiting rod 12 is slidably connected inside the cylinder 16, a mounting plate 15 is fixedly connected to the side of the cylinder 16 away from the disc 5, the mounting plate 15 is detachably connected to the side plate 1 through bolts, one end of the limiting rod 12 is detachably connected to the limiting hole 6, the other end of the limiting rod 12 passes through the mounting plate 15 and is fixedly connected to a pull plate 14, and the pull plate 14 is in contact with the outer side of the mounting plate 15. The cylinder 16 is placed in the mounting hole 13, the mounting plate 15 is fixed to the side plate 1 by bolts, and it is easy to disassemble, and the limiting rod 12 in the cylinder 16 extends out of the cylinder 16 and extends into the limiting hole 6 to fix the disc 5 and ensure the stability of the operation process.

[0025] In a further optimized solution, a spring 17 is sleeved on the outer side of the limit rod 12, a baffle 18 is fixedly connected to the outer side of the limit rod 12, the baffle 18 is slidably connected to the inner wall of the cylinder 16, one end of the spring 17 is fixedly connected to the mounting plate 15, and the other end of the spring 17 is fixedly connected to the baffle 18. When the disc 5 needs to be rotated, the pull plate 14 is pulled outward, and the pull plate 14 drives the limit rod 12 to move outward. After the disc 5 rotates to a suitable position, the pull plate 14 is released, and reset under the action of the spring 17, so that the limit rod 12 is inserted into the limit hole 6 again to complete the limit.

[0026] Further optimization scheme, the transmission assembly includes a sleeve 8, the center of the lower disc 5 is fixedly connected to the sleeve 8, a support rod 9 is slidably connected in the sleeve 8, and the upper disc 5 is fixedly connected to the support rod 9. The drill rod keeps moving downward, and when the drill is about to contact the upper disc 5, the support rod 9 can slide downward in the sleeve 8, so that the distance between the two discs 5 can be adjusted, which is convenient for continuing the drilling work, with strong adjustability and wide application range; the cylinder 16 can also be removed and installed in the lower mounting hole 13, which does not affect the limiting effect on the disc 5.

[0027] In a further optimized solution, a plurality of through holes are provided in the vertical direction of the sleeve 8, and screw rods 20 are connected by threads in the through holes. A groove 19 is provided at the bottom of the support rod 9, and the groove 19 is adapted to the screw rod 20. When the support rod 9 moves downward, the screw rod 20 is rotated to move the screw rod 20 out of the sleeve 8, the support rod 9 moves downward to the next through hole position, and the screw rod 20 is screwed in again, and the groove 19 at the bottom of the support rod 9 is stuck on the screw rod 20, so that the two discs 5 remain relatively stable.

[0028] Further optimization scheme, the four corners of the bottom surface of the bottom plate 2 are fixedly connected with support blocks 3, and the support blocks 3 are internally threaded with plug rods 4, and the bottom of the plug rods 4 extend out of the support blocks 3 and insert into the ground. The bottom of the plug rod 4 is completely inserted into the ground, and the support block 3 is in contact with the ground, which is convenient for improving the overall stability; in order to ensure that the bottom plate 2 is horizontal, the plug rod 4 and the support block 3 are threadedly connected, and the length of the plug rod 4 can be adjusted, so that it can be used in different terrains, expanding the scope of application.

[0029] In a further optimized solution, a connecting rod 10 is fixedly connected to the center of the top surface of the upper disk 5, and a knob 11 is fixedly connected to the top of the connecting rod 10. Turning the knob 11 drives the connecting rod 10 to rotate, and the connecting rod 10 drives the disk 5 to rotate, thereby achieving the purpose of adjustment, and the operation is simple and convenient.

[0030] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0031] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A coal geological drilling anti-deviation auxiliary device, characterized in that: The invention comprises a bottom plate (2), a side plate (1) is fixedly connected to any side of the bottom plate (2), a top surface of the bottom plate (2) is rotatably connected to a limiting assembly, the limiting assembly comprises two discs (5), a transmission assembly is fixedly connected between the two discs (5), the disc (5) located at the bottom is rotatably connected to the bottom plate (2), a clamping assembly is provided on one side of the disc (5) located at the top, the clamping assembly is detachably connected to the side plate (1), a plurality of through holes (7) of different diameters are circumferentially opened on the disc (5), the through holes (7) are adapted to the diameter of the drill rod, a plurality of limiting holes (6) are circumferentially opened on the side wall of the disc (5) located at the top, the limiting holes (6) are arranged one-to-one with the through holes (7), and the limiting holes (6) are detachably connected to the clamping assembly.

2. The anti-deviation auxiliary device for coal geological drilling according to claim 1 is characterized in that: The clamping assembly comprises a cylinder (16) detachably connected to the side plate (1), a plurality of mounting holes (13) are provided on the side plate (1), the cylinder (16) is adapted to the mounting holes (13), a limiting rod (12) is slidably connected inside the cylinder (16), a mounting plate (15) is fixedly connected to the side of the cylinder (16) away from the disc (5), the mounting plate (15) is detachably connected to the side plate (1) by bolts, one end of the limiting rod (12) is detachably connected to the limiting hole (6), the other end of the limiting rod (12) passes through the mounting plate (15) and is fixedly connected to a pull plate (14), and the pull plate (14) is in contact with the outer side of the mounting plate (15).

3. The anti-deviation auxiliary device for coal geological drilling according to claim 2 is characterized in that: A spring (17) is sleeved on the outer side of the limiting rod (12), a baffle (18) is fixedly connected to the outer side of the limiting rod (12), the baffle (18) is slidably connected to the inner wall of the cylinder (16), one end of the spring (17) is fixedly connected to the mounting plate (15), and the other end of the spring (17) is fixedly connected to the baffle (18).

4. The anti-deviation auxiliary device for coal geological drilling according to claim 1, characterized in that: The transmission assembly comprises a sleeve (8), the center of the disc (5) located at the bottom is fixedly connected to the sleeve (8), a support rod (9) is slidably connected inside the sleeve (8), and the disc (5) located at the top is fixedly connected to the support rod (9).

5. The anti-deviation auxiliary device for coal geological drilling according to claim 4 is characterized in that: The sleeve (8) is provided with a plurality of through holes in the vertical direction, and a screw rod (20) is threadedly connected to the through holes. A groove (19) is provided at the bottom of the support rod (9), and the groove (19) is adapted to fit the screw rod (20).

6. The anti-deviation auxiliary device for coal geological drilling according to claim 1, characterized in that: The four corners of the bottom surface of the base plate (2) are respectively fixedly connected with support blocks (3), the support blocks (3) are internally threadedly connected with insertion rods (4), and the bottom of the insertion rods (4) extends out of the support blocks (3) and is inserted into the ground.

7. The anti-deviation auxiliary device for coal geological drilling according to claim 1, characterized in that: A connecting rod (10) is fixedly connected to the center of the top surface of the circular disk (5) located at the top, and a knob (11) is fixedly connected to the top of the connecting rod (10).

Images