Novel well drilling device

Abstract

The utility model discloses a novel well drilling device, which relates to the technical field of well drilling and comprises a drill bit. A plurality of lengthening rods are arranged above the drill bit, the top of the drill bit and the tops of the lengthening rods are each provided with a quick disassembly and assembly assembly, and then the top of the uppermost lengthening rod is provided with a driving rod; the lengthening rod or the driving rod adjacent to each quick disassembly and assembly assembly is provided with a rectangular opening allowing the quick disassembly and assembly assembly insertion strip to be connected in an inserted mode. The driving rod is installed on the mounted bearing of the bearing frame in a matched mode. According to the utility model, when the drill bit drills downwards and the length needs to be increased, the top of the drill bit and the top of the extension rod are both provided with the quick disassembly and assembly components, and the quick disassembly and assembly components can be quickly connected with the rectangular openings of the corresponding driving rod and the extension rod, so that the connection speed is accelerated, and the disassembly is more convenient.

Description

Technical Field

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

[0002] Drilling rigs are mainly used to develop groundwater resources, including drilling for domestic water, agricultural water and industrial water. They are also suitable for hydrogeological exploration, construction projects, bridge foundation drilling, etc.

[0003] When drilling, the traditional drilling rig drill bit needs to install extension rods one by one to extend the drilling depth. When connecting the extension rods, threaded connections are usually used, which are screwed on and off one by one, and cannot be quickly disassembled and assembled, which makes it troublesome to use and reduces work efficiency. For this reason, we provide a new drilling device, which provides a quick disassembly and assembly component at the top of the drill bit and the extension rod, and opens a rectangular opening at the bottom of the extension rod and the drive rod to facilitate the connection of the quick disassembly and assembly component, so that disassembly and assembly are more convenient, work efficiency is improved and the work intensity of the staff is reduced, which effectively compensates for the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a new drilling device to solve the problems raised in the background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A new drilling device comprises a drill bit; a plurality of extension rods are arranged above the drill bit, and quick disassembly and assembly components are arranged on the top of the drill bit and the top of the extension rods, and a driving rod is arranged on the top of the uppermost extension rod; a rectangular opening for inserting a quick disassembly and assembly component strip is opened on the extension rods or driving rods adjacent to each of the quick disassembly and assembly components; the driving rod is mounted on a seat bearing of a carrier frame.

[0007] As a further technical solution of the utility model, the quick disassembly and assembly assembly includes an insertion strip, a plurality of extension rods are welded on one side of the insertion strip, and the extension rods are slidably connected in the corresponding sleeve. Secondly, a groove is provided on the sleeve to facilitate the sliding connection of the limit column; the limit column is welded on the corresponding extension rod, and a spring is sleeved on the outside of the extension rod and the sleeve.

[0008] As a further technical solution of the utility model, a plurality of the sleeves are welded to the outside of the inner support head and are arranged in a circular array along the central axis of the inner support head; the inner support head is welded to the top of the drill bit or the extension rod.

[0009] As a further technical solution of the utility model, a large pulley is cooperatively connected to the top of the driving rod, and the large pulley is cooperatively connected to the interlocking pulley through the second belt, and the interlocking pulley is cooperatively connected to the small pulley through the first belt; the small pulley and the interlocking pulley are cooperatively connected to the belt seat bearing installed on the supporting frame, and the small pulley is cooperatively connected to the driving shaft of the rotating motor, and the rotating motor is fixed to the supporting frame by bolts.

[0010] As a further technical solution of the utility model, pulleys are arranged on both sides of the carrier frame, and the carrier frame is slidably connected to the frame through the pulleys; the frame is fixed to the crawler vehicle through bolts.

[0011] As a further technical solution of the utility model, the carrier frame is connected to the lifting screw through a nut seat, and the lifting screw is connected to the bearing with a seat installed on the frame; the bottom of the lifting screw is connected to a gear ring, which meshes with the gear, and the gear is connected to the driving shaft of the lifting motor. Secondly, the lifting motor is fixed to the crawler vehicle by bolts.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model, when the drill bit is drilling downwards and the length needs to be increased, the top of the drill bit and the top of the extension rod are both provided with quick disassembly and assembly components, and the quick disassembly and assembly components can be quickly connected with the corresponding driving rod and the rectangular opening of the extension rod, thereby speeding up the connection speed and making disassembly more convenient;

[0014] 2. The utility model, by pressing the insert strip, the insert strip will squeeze the spring, so that the extension rod will move along the sleeve, which is convenient for inserting into the rectangular opening of the extension rod or the driving rod, and realizes quick plugging. When disassembling, the insert strip is still pressed to make it detach from the plug-in rectangular opening; the limit column slides to connect the slot of the sleeve, which can play a limiting role and prevent the extension rod from sliding out of the sleeve;

[0015] 3. In the utility model, the rotating motor drives the connected small pulley to rotate. When the small pulley is connected to the interlocking pulley through the first belt, and the interlocking pulley is connected to the large pulley through the second belt, the driving rod will be driven to rotate to provide power for the drill bit to drill. The setting of the small pulley, the interlocking pulley and the large pulley plays a deceleration role. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0017] Figure 2 This utility model Figure 1 Schematic diagram from another perspective.

[0018] Figure 3This utility model Figure 1 main view.

[0019] Figure 4 It is a schematic diagram of the connection state of the quick disassembly and assembly components in the utility model.

[0020] Figure 5 This utility model Figure 4 main view.

[0021] Figure 6 This utility model Figure 5 Sectional view at AA.

[0022] Figure 7 This utility model Figure 6 A partial enlarged view of point B.

[0023] In the figure: 1-crawler, 2-lifting motor, 3-gear, 4-gear ring, 5-lifting screw, 6-carrying frame, 7-pulley, 8-frame, 9-rotating motor, 10-small pulley, 11-first belt, 12-linked pulley, 13-second belt, 14-large pulley, 15-driving rod, 16-extension rod, 17-drill bit, 18-quick disassembly and assembly component, 181-inner support head, 182-sleeve, 183-limiting column, 184-extension rod, 185-spring, 186-insertion strip. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-7 In an embodiment of the utility model, a new drilling device includes a drill bit 17; a plurality of extension rods 16 are arranged above the drill bit 17, and quick-disassembly assemblies 18 are arranged on the top of the drill bit 17 and the top of the extension rods 16; secondly, a driving rod 15 is arranged on the top of the uppermost extension rod 16; each of the quick-disassembly assemblies 18 adjacent to the extension rods 16 or the driving rods 15 is provided with a rectangular opening for the quick-disassembly assemblies 18 to be plugged in with the insertion strips 186; the driving rod 15 is cooperatively mounted on the seat bearing of the carrier frame 6.

[0026] By adopting the above technical solution, the drill bit 17 drills downward. When the length needs to be increased, a quick disassembly assembly 18 is provided on the top of the drill bit 17 and the top of the extension rod 16, and the quick disassembly assembly 18 can be quickly connected with the corresponding rectangular openings of the driving rod 15 and the extension rod 16, thereby speeding up the connection speed and making disassembly more convenient.

[0027] In this embodiment, the quick disassembly assembly 18 includes an insertion strip 186, one side of which is welded with a plurality of extension rods 184, and the extension rods 184 are slidably connected in the corresponding sleeve 182. Secondly, the sleeve 182 is provided with a groove for facilitating the sliding connection of the limiting column 183; the limiting column 183 is welded on the corresponding extension rod 184, and the extension rod 184 and the sleeve 182 are connected to the outside of the spring 185.

[0028] Furthermore, the plurality of sleeves 182 are welded to the outside of the inner support head 181 and are arranged in a circular array along the central axis of the inner support head 181 ; the inner support head 181 is welded to the top of the drill bit 17 or the extension rod 16 .

[0029] By adopting the above technical solution, by pressing the insertion strip 186, the insertion strip 186 will squeeze the spring 185, so that the extension rod 184 will move along the sleeve 182, which is convenient for inserting into the rectangular opening of the extension rod 16 or the driving rod 15, and realizes quick plug-in. When disassembling, the insertion strip 186 is still pressed to make the insertion strip 186 detach from the plug-in rectangular opening; the limiting column 183 is slidably connected to the groove of the sleeve 182, which can play a limiting role and prevent the extension rod 184 from slipping out of the sleeve 182.

[0030] In this embodiment, a large pulley 14 is connected to the top of the driving rod 15, and the large pulley 14 is connected to the interlocking pulley 12 through the second belt 13, and the interlocking pulley 12 is connected to the small pulley 10 through the first belt 11; the small pulley 10 and the interlocking pulley 12 are connected to the belt seat bearing installed on the supporting frame 6, and the small pulley 10 is connected to the driving shaft of the rotating motor 9, and the rotating motor 9 is fixed to the supporting frame 6 by bolts.

[0031] By adopting the above technical solution, the rotating motor 9 drives the connected small pulley 10 to rotate. When the small pulley 10 is connected to the interlocking pulley 12 through the first belt 11, and the interlocking pulley 12 is connected to the large pulley 14 through the second belt 13, the driving rod 15 will be driven to rotate, providing power for the drill bit 17 to drill. The setting of the small pulley 10, the interlocking pulley 12 and the large pulley 14 plays a deceleration role.

[0032] In this embodiment, pulleys 7 are provided on both sides of the carrier frame 6, and the carrier frame 6 is slidably connected to a frame 8 through the pulleys 7; the frame 8 is fixed to the crawler vehicle 1 by bolts.

[0033] Furthermore, the supporting frame 6 is connected to the lifting screw rod 5 through a nut seat, and the lifting screw rod 5 is connected to the bearing seat installed on the frame 8; the bottom of the lifting screw rod 5 is connected to a gear ring 4, which is meshed with the gear 3, and the gear 3 is connected to the driving shaft of the lifting motor 2. Secondly, the lifting motor 2 is fixed to the crawler vehicle 1 by bolts.

[0034] By adopting the above technical solution, the supporting frame 6 is slidably connected to the frame 8 through the pulley 7, and the supporting frame 6 is connected with the lifting screw 5 through the nut seat. The driving shaft of the lifting motor 2 drives the connected gear 3 to rotate, thereby driving the meshing gear ring 4 to rotate, and successively driving the lifting screw 5 to rotate, so that the supporting frame 6 can move along the frame 8, indirectly pushing the drill bit 17 downward to drill, and the crawler vehicle 1 is easy to move.

[0035] The working principle of the utility model is as follows: when in use, the carrier frame 6 is slidably connected to the frame 8 through the pulley 7, and the carrier frame 6 is connected with the lifting screw rod 5 through the nut seat. The lifting motor 2 drives the connected gear 3 to rotate, thereby driving the meshing connected gear ring 4 to rotate, and successively drives the lifting screw rod 5 to rotate, so that the carrier frame 6 can move along the frame 8, indirectly pushing the drill bit 17 to drill downward, and the crawler vehicle 1 is convenient to move; the rotating motor 9 drives the connected small pulley 10 to rotate, and the small pulley 10 is connected to the linkage pulley 12 through the first belt 11, and the linkage pulley 12 is connected to the large pulley 14 through the second belt 13. The driving rod 15 will be driven to rotate, providing power for the drill bit 17 to drill, and the small pulley 10, the linkage pulley 12 and the large pulley 14 The setting plays a deceleration role; when the drill bit 17 drills downward, when the length needs to be increased, a quick disassembly assembly 18 is provided on the top of the drill bit 17 and the top of the extension rod 16, and the quick disassembly assembly 18 can be quickly connected with the corresponding rectangular openings of the driving rod 15 and the extension rod 16, which speeds up the connection speed and is also convenient for disassembly; by pressing the insertion strip 186, the insertion strip 186 will squeeze the spring 185, so that the extension rod 184 will move along the sleeve 182, which is convenient for insertion into the rectangular opening of the extension rod 16 or the driving rod 15, and quick plug-in is achieved. When disassembling, the insertion strip 186 is still pressed to make the insertion strip 186 detach from the plug-in rectangular opening; the limiting column 183 is slidably connected to the slot of the sleeve 182, which can play a limiting role to prevent the extension rod 184 from slipping out of the sleeve 182.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0037] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A new drilling device, characterized in that: The invention comprises a drill bit (17); a plurality of extension rods (16) are arranged above the drill bit (17); and a quick disassembly assembly (18) is arranged at the top of the drill bit (17) and the top of the extension rod (16); a driving rod (15) is arranged at the top of the uppermost extension rod (16); a rectangular opening for inserting a quick disassembly assembly (18) strip (186) is provided on the adjacent extension rods (16) or driving rods (15) of each quick disassembly assembly (18); and the driving rod (15) is mounted on a seat bearing of a carrier frame (6).

2. A new drilling device according to claim 1, characterized in that: The quick disassembly assembly (18) comprises an insert strip (186), one side of which is welded with a plurality of extension rods (184), and the extension rods (184) are slidably connected in the corresponding sleeve (182); secondly, the sleeve (182) is provided with a slot for facilitating the sliding connection of the limit column (183); the limit column (183) is welded on the corresponding extension rod (184), and the extension rod (184) and the sleeve (182) are sleeved with a spring (185) on the outside.

3. A new drilling device according to claim 2, characterized in that: The plurality of sleeves (182) are welded to the outside of the inner support head (181) and are arranged in a circular array along the central axis of the inner support head (181); the inner support head (181) is welded to the top of the drill bit (17) or the extension rod (16).

4. A new drilling device according to claim 1, characterized in that: The top of the driving rod (15) is cooperatively connected with a large pulley (14), and the large pulley (14) is cooperatively connected with a linkage pulley (12) through a second belt (13), and the linkage pulley (12) is cooperatively connected with a small pulley (10) through a first belt (11); the small pulley (10) and the linkage pulley (12) are cooperatively connected with a seat bearing installed on the supporting frame (6), and the small pulley (10) is cooperatively connected to the driving shaft of the rotating motor (9), and the rotating motor (9) is fixed to the supporting frame (6) by bolts.

5. A new drilling device according to claim 4, characterized in that: The support frame (6) is provided with pulleys (7) on both sides and is slidably connected to a frame (8) via the pulleys (7); the frame (8) is fixed to the crawler vehicle (1) via bolts.

6. A new drilling device according to claim 5, characterized in that: The support frame (6) is connected to the lifting screw (5) through a nut seat, and the lifting screw (5) is connected to the bearing seat installed on the frame (8); the bottom of the lifting screw (5) is connected to a gear ring (4), the gear ring (4) is meshed with a gear (3), and the gear (3) is connected to the driving shaft of the lifting motor (2), and the lifting motor (2) is fixed to the crawler vehicle (1) by bolts.

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