Rock-entering long auger bit

Abstract

The utility model relates to the technical field of drill bits of drilling machines, and discloses a rock-entering long spiral drill bit which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a first fixing plate, the upper surface of the bottom plate is fixedly connected with a second fixing plate, and a mounting plate is arranged between the first fixing plate and the second fixing plate. A drill bit body is arranged below the mounting plate, a flow guide groove is formed in the drill bit body, a plurality of water outlet holes are formed in the surface of the drill bit body, a water storage tank is fixedly connected to the upper surface of the bottom plate, a water suction pump is fixedly mounted on the upper surface of the water storage tank, and a water suction pipe is fixedly connected to the input end of the water suction pump. And the output end of the water suction pump is fixedly connected with a water outlet hose, the water outlet hose is fixedly connected with the interior of the mounting plate, and the lower surface of the mounting plate is fixedly connected with a fixing block. Cooling treatment on the drill bit body is achieved, the drill bit body is protected, and deformation damage caused by overheating of the drill bit body is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of drilling rig drill bits, in particular to a long spiral drill bit for penetrating rocks. Background Art

[0002] At present, the drill bits of long spiral drilling machines have many problems, such as poor cutting edge strength, unscientific structure, etc., which result in the inability to drill into the rock, poor slag cleaning ability at the bottom of the hole, fast wear of the drill bit, large pile settlement, and especially the inconvenience of drill bit maintenance. Therefore, the existing long spiral drill bits have seriously restricted the development of the pile foundation industry.

[0003] The utility model document with application patent number CN201220457402.0, the utility model relates to a special rock drilling bit for long spiral, comprising a double-spiral double-head drill bit, the top of the double-spiral double-head drill bit is provided with a drill tip, the spiral pieces of the double-spiral double-head drill bit are symmetrically provided with cutting teeth and slag cleaning knives, the cutting teeth are composed of a bullet head drill bit and a base, the multiple bases are welded side by side on the spiral pieces, the bullet head drill bit is clamped in the base and can rotate freely; the slag cleaning knife is composed of a scraper and a bracket, the bracket is welded on the spiral piece, and the scraper is fixed to the bracket by a pin. The drill bit has a reasonable structure, strong cutting ability, and long service life, can effectively solve the problems of drill bit entering the rock and preventing pile foundation settlement, and has broad market prospects.

[0004] The above application document proposes a special rock drill bit for a long spiral. When the drill bit is used, a large amount of heat will be generated due to friction when the drill bit is drilling rocks or soil layers quickly, which will damage the drill bit and shorten the service life of the drill bit. The above device cannot solve this problem. Based on this, further improvements are needed for the above problems. Utility Model Content

[0005] The utility model aims to provide a long spiral drill bit for penetrating rock, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a long spiral drill bit for rock penetration, comprising a base plate, a first fixing plate fixedly connected to the upper surface of the base plate, a second fixing plate fixedly connected to the upper surface of the base plate, a mounting plate arranged between the first fixing plate and the second fixing plate, a drill body arranged below the mounting plate, a guide groove arranged inside the drill body, a plurality of water outlet holes arranged on the surface of the drill body, a water storage tank fixedly connected to the upper surface of the base plate, a water pump fixedly installed on the upper surface of the water storage tank, a water suction pipe fixedly connected to the input end of the water pump, the input end of the water suction pipe extending to the interior of the water storage tank, a water outlet hose fixedly connected to the output end of the water pump, the water outlet hose being fixedly connected to the interior of the mounting plate, a fixing block fixedly connected to the lower surface of the mounting plate, the output end of the water outlet hose extending to the interior of the fixing block.

[0007] In a preferred embodiment of the utility model, the lower surface of the fixed block is rotatably connected to a rotating block, the top of the drill body is fixedly connected to the lower surface of the rotating block, a through hole is opened on the surface of the rotating block, the through hole is connected to the guide groove, the output end of the water outlet hose corresponds to the through hole, water can be transported to the inside of the guide groove through the water outlet hose, and the water is transported out using the water outlet hole.

[0008] In a preferred embodiment of the utility model, a sliding groove is provided on the side surface of the first fixed plate, a driving motor is fixedly installed on the upper surface of the first fixed plate, an output end of the driving motor is fixedly connected to a threaded rod, an end of the threaded rod away from the driving motor is rotatably connected to the inner wall of the sliding groove, and the driving motor can be used to drive the threaded rod to rotate, so that the sliding block moves up and down.

[0009] In a preferred embodiment of the utility model, a sliding block is threadedly connected to the surface of the threaded rod, the sliding block is slidably connected to the inner wall of the sliding groove, the side surface of the sliding block is fixedly connected to the side surface of the mounting plate, and the mounting plate is slidably connected to the side surface of the first fixed plate.

[0010] In a preferred embodiment of the utility model, a movable groove is provided on the side surface of the second fixed plate, a sliding rod is arranged inside the movable groove, both ends of the sliding rod are fixedly connected to the inner wall of the movable groove, a movable block is slidably connected to the surface of the sliding rod, the movable block is slidably connected to the inner wall of the movable groove, the side surface of the movable block is fixedly connected to the side surface of the mounting plate, and the mounting plate is slidably connected to the side surface of the second fixed plate.

[0011] In a preferred embodiment of the present invention, a rotating motor is fixedly installed on the upper surface of the mounting plate, and the output end of the rotating motor is fixedly connected to a rotating rod, and the rotating rod is rotatably connected to the inside of the mounting plate, and the bottom end of the rotating rod is fixedly connected to a gear, and a gear ring is provided on the surface of the rotating block, and the gear and the gear ring are meshed and connected with each other, and the rotating block can be driven to rotate by the gear, and a water inlet pipe is embedded in the upper surface of the water tank, and the output end of the water inlet pipe is connected to the inside of the water tank, and the input end of the water inlet pipe is rotatably connected to a sealing cover, and water can be transported to the inside of the water tank through the water inlet pipe.

[0012] Beneficial Effects

[0013] The utility model provides a long spiral drill bit for rock penetration, which has the following beneficial effects:

[0014] 1. The long spiral drill bit for rock penetration is provided with a water outlet hose and a drill bit body, and a water pump is used to transport the water in the water storage tank to the inside of the water outlet hose through a water suction pipe, so that the water outlet hose transports the water to the inside of the guide groove through the through hole, and the water is transported to the surface of the drill bit body through the water outlet hole for cooling the water, thereby realizing cooling treatment of the drill bit body, protecting the drill bit body, preventing the drill bit body from deformation and damage caused by overheating, and facilitating use by staff.

[0015] 2. The long spiral drill bit for rock penetration is provided with a driving motor and a threaded rod. The driving motor is started, and the driving motor drives the threaded rod to rotate, so that the sliding block moves up and down on the surface of the threaded rod, thereby driving the mounting plate to move up and down, and at the same time, the movable block moves up and down on the surface of the sliding rod to adjust the height of the drill body, thereby realizing the adjustment of the height of the drill body and facilitating the use of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic structural diagram of the utility model from a first stereoscopic viewing angle;

[0017] Figure 2 It is a schematic diagram of the structure of the utility model in a front section;

[0018] Figure 3 It is a schematic diagram of the structure of the utility model from the side;

[0019] Figure 4 It is a structural schematic diagram of the second stereoscopic viewing angle of the utility model.

[0020] In the figure: 1. bottom plate; 2. first fixed plate; 3. second fixed plate; 4. mounting plate; 5. drill body; 6. water storage tank; 7. water pump; 8. water suction pipe; 9. water outlet hose; 10. fixed block; 11. rotating block; 12. driving motor; 13. threaded rod; 14. sliding block; 15. sliding rod; 16. movable block; 17. rotating motor; 18. rotating rod; 19. gear; 20. gear ring; 21. water inlet pipe; 22. sealing cover. 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 1-4 The utility model provides a technical solution: a long spiral drill bit for rock penetration, comprising a bottom plate 1, a first fixing plate 2 is fixedly connected to the upper surface of the bottom plate 1, a second fixing plate 3 is fixedly connected to the upper surface of the bottom plate 1, a mounting plate 4 is arranged between the first fixing plate 2 and the second fixing plate 3, a drill body 5 is arranged below the mounting plate 4, a guide groove is provided inside the drill body 5, a plurality of water outlet holes are provided on the surface of the drill body 5, a water storage tank 6 is fixedly connected to the upper surface of the bottom plate 1, a water pump 7 is fixedly installed on the upper surface of the water storage tank 6, a water suction pipe 8 is fixedly connected to the input end of the water pump 7, and the input end of the water suction pipe 8 extends to the inside of the water storage tank 6, and the water pump 7 is fixedly connected to the input end of the water pump 7. The output end of the pump 7 is fixedly connected with a water outlet hose 9, and the water outlet hose 9 is fixedly connected to the inside of the mounting plate 4. The lower surface of the mounting plate 4 is fixedly connected with a fixing block 10. The output end of the water outlet hose 9 extends to the inside of the fixing block 10. The water in the water storage tank 6 is transported to the inside of the water outlet hose 9 through the suction pipe 8 by the water pump 7, so that the water outlet hose 9 transports the water to the inside of the guide groove through the through hole, and the water is transported to the surface of the drill bit body 5 by the water outlet hole for cooling it, thereby realizing the cooling treatment of the drill bit body 5, protecting the drill bit body 5, preventing the drill bit body 5 from overheating and causing deformation and damage, and facilitating the use of the staff.

[0023] The lower surface of the fixed block 10 is rotatably connected with a rotating block 11, the top of the drill body 5 is fixedly connected to the lower surface of the rotating block 11, a through hole is opened on the surface of the rotating block 11, the through hole is connected to the guide groove, the output end of the water outlet hose 9 corresponds to the through hole, a sliding groove is opened on the side surface of the first fixed plate 2, a driving motor 12 is fixedly installed on the upper surface of the first fixed plate 2, a threaded rod 13 is fixedly connected to the output end of the driving motor 12, the end of the threaded rod 13 away from the driving motor 12 is rotatably connected to the inner wall of the sliding groove, the surface of the threaded rod 13 is threadedly connected with a sliding block 14, the sliding block 14 is slidably connected to the inner wall of the sliding groove, the side surface of the sliding block 14 is fixedly connected to the side surface of the mounting plate 4, and the mounting plate 4 is slidably connected to the side surface of the first fixed plate 2.

[0024] A movable groove is provided on the side surface of the second fixed plate 3, and a sliding rod 15 is arranged inside the movable groove. Both ends of the sliding rod 15 are fixedly connected to the inner wall of the movable groove. A movable block 16 is slidably connected to the surface of the sliding rod 15. The movable block 16 is slidably connected to the inner wall of the movable groove. The side surface of the movable block 16 is fixedly connected to the side surface of the mounting plate 4. The mounting plate 4 is slidably connected to the side surface of the second fixed plate 3. The driving motor 12 is started, and the driving motor 12 drives the threaded rod 13 to rotate, so that the sliding block 14 moves up and down on the surface of the threaded rod 13, thereby driving the mounting plate 4 to move up and down. At the same time, the movable block 16 moves up and down on the surface of the sliding rod 15, and the height of the drill body 5 is adjusted, thereby realizing the adjustment of the height of the drill body 5 and facilitating the use of the staff.

[0025] A rotating motor 17 is fixedly installed on the upper surface of the mounting plate 4, and a rotating rod 18 is fixedly connected to the output end of the rotating motor 17, and the rotating rod 18 is rotatably connected to the inside of the mounting plate 4, and a gear 19 is fixedly connected to the bottom end of the rotating rod 18. A gear ring 20 is provided on the surface of the rotating block 11, and the gear 19 and the gear ring 20 are meshed and connected with each other. A water inlet pipe 21 is embedded in the upper surface of the water tank 6, and the output end of the water inlet pipe 21 is connected to the inside of the water tank 6, and the input end of the water inlet pipe 21 is rotatably connected to a sealing cover 22.

[0026] Working principle: First, the staff turns on the driving motor 12, and the driving motor 12 drives the threaded rod 13 to rotate, so that the sliding block 14 moves up and down, and then drives the mounting plate 4 to move up and down, so that the movable block 16 slides up and down on the surface of the sliding rod 15, and the height of the drill body 5 is adjusted, and the rotating motor 17 is started. The rotating motor 17 drives the rotating rod 18 to rotate, so that the gear 19 rotates with the rotating rod 18, and the gear 19 and the gear ring 20 are meshed and connected with each other, and then the gear 19 drives the rotating block 11 to rotate, so that the drill body 5 rotates, and the water pump 7 is started, and the water inside the water tank 6 is transported to the water outlet hose 9 through the suction pipe 8. The water outlet hose 9 transports the water to the inside of the guide groove, and transports the water out through the water outlet hole, and the drill body 5 is cooled and cooled, which is convenient for the staff to use.

[0027] 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 long spiral drill bit for rock penetration, comprising a bottom plate (1), characterized in that: The upper surface of the bottom plate (1) is fixedly connected to a first fixing plate (2), the upper surface of the bottom plate (1) is fixedly connected to a second fixing plate (3), a mounting plate (4) is arranged between the first fixing plate (2) and the second fixing plate (3), a drill body (5) is arranged below the mounting plate (4), a guide groove is provided inside the drill body (5), a plurality of water outlet holes are provided on the surface of the drill body (5), a water storage tank (6) is fixedly connected to the upper surface of the bottom plate (1), and the water storage tank (6) is provided on the upper surface of the bottom plate (1). A water pump (7) is fixedly mounted on the upper surface of the water tank (6); an input end of the water pump (7) is fixedly connected to a water suction pipe (8); the input end of the water suction pipe (8) extends to the interior of the water tank (6); an output end of the water pump (7) is fixedly connected to a water outlet hose (9); the water outlet hose (9) is fixedly connected to the interior of the mounting plate (4); a fixing block (10) is fixedly connected to the lower surface of the mounting plate (4); the output end of the water outlet hose (9) extends to the interior of the fixing block (10).

2. A long spiral drill bit for rock penetration according to claim 1, characterized in that: The lower surface of the fixed block (10) is rotatably connected to a rotating block (11), the top end of the drill body (5) is fixedly connected to the lower surface of the rotating block (11), a through hole is opened on the surface of the rotating block (11), the through hole is connected to the guide groove, and the output end of the water outlet hose (9) corresponds to the through hole.

3. The long spiral drill bit for rock penetration according to claim 2, characterized in that: A sliding groove is provided on the side surface of the first fixing plate (2); a driving motor (12) is fixedly mounted on the upper surface of the first fixing plate (2); a threaded rod (13) is fixedly connected to the output end of the driving motor (12); and one end of the threaded rod (13) away from the driving motor (12) is rotatably connected to the inner wall of the sliding groove.

4. The long spiral drill bit for rock penetration according to claim 3, characterized in that: The surface of the threaded rod (13) is threadedly connected with a sliding block (14), the sliding block (14) is slidably connected to the inner wall of the sliding groove, the side surface of the sliding block (14) is fixedly connected to the side surface of the mounting plate (4), and the mounting plate (4) is slidably connected to the side surface of the first fixed plate (2).

5. The long spiral drill bit for rock penetration according to claim 4, characterized in that: A movable groove is provided on the side surface of the second fixing plate (3), a sliding rod (15) is arranged inside the movable groove, and both ends of the sliding rod (15) are fixedly connected to the inner wall of the movable groove.

6. The long spiral drill bit for rock penetration according to claim 5, characterized in that: The surface of the sliding rod (15) is slidably connected to a movable block (16), the movable block (16) is slidably connected to the inner wall of the movable groove, the side surface of the movable block (16) is fixedly connected to the side surface of the mounting plate (4), and the mounting plate (4) is slidably connected to the side surface of the second fixed plate (3).

7. The long spiral drill bit for rock penetration according to claim 6, characterized in that: A rotating motor (17) is fixedly mounted on the upper surface of the mounting plate (4); an output end of the rotating motor (17) is fixedly connected to a rotating rod (18); the rotating rod (18) is rotatably connected to the inside of the mounting plate (4); and a gear (19) is fixedly connected to the bottom end of the rotating rod (18).

8. The long spiral drill bit for rock penetration according to claim 7, characterized in that: A toothed ring (20) is provided on the surface of the rotating block (11), the gear (19) and the toothed ring (20) are meshedly connected with each other, a water inlet pipe (21) is embedded on the upper surface of the water storage tank (6), the output end of the water inlet pipe (21) is connected to the interior of the water storage tank (6), and the input end of the water inlet pipe (21) is rotatably connected to a sealing cover (22).

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