Double-motor double-propulsion mechanism of heavy-duty drilling machine

Abstract

The double-motor double-propelling mechanism of the heavy drilling machine comprises a propelling beam assembly, one end of the propelling beam assembly is sequentially provided with a dust catching component, a fiber unloading table assembly and a lower bin claw, and the other end of the propelling beam assembly is sequentially provided with a top hoisting mechanism, a pipe following device assembly, a first rotary head assembly and an upper bin claw. The propelling beam assembly is further provided with a coarse filter barrel component, a propelling beam supporting frame, a winch and a drill rod. A double-aluminum-alloy beam body structure is adopted, the two beam bodies are connected with each other through the structural parts and the bolts, and it is guaranteed that the two beam bodies are relatively stable; the propelling device adopts a double-motor rotary propelling structure, synchronous lifting and propelling are achieved, the problem of insufficient propelling force of a single motor can be solved, and the propelling speed can be more efficient and controllable.

Description

Technical Field

[0001] The utility model belongs to the technical field of propulsion mechanisms, and in particular relates to a double-motor double-propulsion mechanism of a heavy-duty drilling rig. Background Art

[0002] The propulsion mechanism is the core component of the automatic drilling rig to achieve drilling operations. Its stability determines the working efficiency and quality of the entire machine. In recent years, with the continuous development of down-the-hole drilling technology at home and abroad, the market has higher requirements for the drilling depth and hole diameter of a single drill rod of the drilling rig. Therefore, the propulsion mechanism of the heavy-duty drilling rig with dual motors and dual propulsion beams is imperative as the core component of the drilling system of a large-scale integrated down-the-hole drilling rig.

[0003] A Chinese patent with publication number CN106223872A discloses a drilling rig propulsion mechanism, including a propulsion beam, a motor, a sprocket, a chain, and a drilling rig installation platform. The interior of the propulsion beam is a hollow cavity, and a vertical guide rail is provided on the front side wall. Chain rotating shafts are respectively provided at both ends of the propulsion beam, and chain openings are respectively provided at the positions corresponding to the chain rotating shafts; sprockets are fixedly installed on the chain rotating shafts at the upper and lower ends, and the chain is assembled on the sprockets; the motor is installed on the top of the propulsion beam, and the motor shaft is linked to the chain rotating shaft at the top of the propulsion beam; the drilling rig installation platform is installed on the guide rail; the chain is arranged in the vertical direction through the sprocket, and the chain passes through the chain opening from the hollow cavity of the propulsion beam, and the two ends of the chain are respectively fixedly connected to the upper and lower ends of the drilling rig installation platform.

[0004] Although the above technical solution solves the corresponding technical problem, the propulsion beam structure of the propulsion mechanism in the above technology has poor stability and is easily damaged during the propulsion process. At the same time, insufficient power is easily caused during the propulsion process, thereby affecting the propulsion efficiency. Utility Model Content

[0005] The purpose of the utility model is to provide a dual-motor dual-propulsion mechanism for a heavy-duty drilling rig, so as to solve the technical defects that the propulsion beam structure of the existing propulsion mechanism has poor stability, is easily damaged during the propulsion process, and is prone to insufficient power during the propulsion process, thereby affecting the propulsion efficiency.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig includes a propulsion beam assembly. One end of the propulsion beam assembly is provided with a dust collection component, a fiber unloading platform assembly and a lower bin claw in sequence, and the other end of the propulsion beam assembly is provided with a top lifting mechanism, a pipe follower assembly, a first rotary head assembly and an upper bin claw in sequence. The propulsion beam assembly is also provided with a coarse filter barrel component, a propulsion beam support frame and a winch, and the propulsion beam assembly is also provided with a drill rod.

[0008] As a further solution of the utility model, an impactor is provided on the dust collecting component.

[0009] As a further solution of the utility model, a propulsion motor assembly is arranged on the side of the fiber unloading platform assembly.

[0010] As a further solution of the utility model, a rod guard frame is provided on the propulsion beam assembly and at a position corresponding to the drill rod.

[0011] As a preferred solution of the utility model, a hose rack and a ladder component are respectively provided on both sides of the bottom of the propulsion beam assembly.

[0012] As a further solution of the present utility model, the propulsion beam assembly includes a propulsion beam lower end component and an aluminum alloy propulsion beam body, a propulsion beam connecting frame is provided on the aluminum alloy propulsion beam body, a swivel seat is provided on the aluminum alloy propulsion beam body, and a second swivel head assembly is provided on the swivel seat.

[0013] As a further solution of the utility model, a propulsion beam top end component is provided at the end of the aluminum alloy propulsion beam body.

[0014] As a further solution of the present utility model, the propulsion motor assembly includes a motor seat, plunger motors are arranged on both sides of the top of the motor seat, the two plunger motors are connected by a propulsion motor shaft, a double-row sprocket is arranged on the propulsion motor shaft, a UN seal is arranged on the plunger motor and at a position corresponding to the propulsion motor shaft, and a retaining ring, a cylindrical roller bearing and a retaining ring are also arranged in sequence on the plunger motor and at a position corresponding to the propulsion motor shaft.

[0015] As a further solution of the utility model, bolts for fixing the motor base are provided on the motor base.

[0016] As a further solution of the utility model, a hydraulic lock is also provided on the plunger motor.

[0017] Compared with the prior art, the dual-motor dual-propulsion mechanism of the heavy-duty drilling rig provided by the utility model has the following advantages:

[0018] Beneficial effects:

[0019] The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig adopts a dual aluminum alloy beam structure. The two beams are connected to each other with bolts through structural parts to ensure the relative stability of the two beams. The propulsion device adopts a dual-motor rotary propulsion structure, which can lift and propel synchronously, which can improve the problem of insufficient propulsion force of a single motor and make the propulsion speed more efficient and controllable. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings required for use in the embodiment will be briefly introduced below. Obviously, the drawings described below are only examples of the embodiment of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the propulsion beam in the embodiment of the utility model;

[0023] Figure 3 This is a structural schematic diagram of a propulsion motor assembly in an embodiment of the utility model;

[0024] Figure 4 It is a schematic cross-sectional structure diagram of a propulsion motor assembly according to an embodiment of the utility model.

[0025] Reference numerals:

[0026] 1. Dust collecting parts; 2. Fiber unloading platform assembly; 3. Lower bin claw; 4. Drill rod; 5. Rod guard frame; 6. Upper bin claw; 7. First rotary head assembly; 8. Pipe follower assembly; 9. Top hoisting mechanism; 10. Winch; 11. Propulsion beam support frame; 12. Ladder parts; 13. Propulsion beam assembly; 14. Hose rack; 15. Coarse filter barrel parts; 16. Propulsion motor assembly; 17. Impactor;

[0027] 1301, lower end part of the propulsion beam; 1302, aluminum alloy propulsion beam body; 1303, propulsion beam connecting frame; 1304, swivel seat; 1305, second swivel head assembly; 1306, top end part of the propulsion beam;

[0028] 1601. retaining ring; 1602. cylindrical roller bearing; 1603. retaining ring; 1604. propulsion motor shaft; 1605. double-row sprocket; 1606. UN seal; 1607. hydraulic lock; 1608. motor seat; 1609. bolt; 1610. plunger motor. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solution and advantages of the embodiment of the utility model more clear, the embodiment of the utility model is further described in detail below in conjunction with the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0030] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the embodiments of the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the embodiments of the present invention.

[0031] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0032] See attached Figure 1-4 As shown, the dual-motor dual-propulsion mechanism of the heavy-duty drilling rig of the utility model embodiment includes a propulsion beam assembly 13, one end of the propulsion beam assembly 13 is sequentially provided with a dust collecting component 1, a fiber unloading platform assembly 2 and a lower bin claw 3, the other end of the propulsion beam assembly 13 is sequentially provided with a top hoisting mechanism 9, a pipe follower assembly 8, a first rotary head assembly 7 and an upper bin claw 6, the propulsion beam assembly 13 is also provided with a coarse filter barrel component 15, a propulsion beam support frame 11 and a winch 10, and the propulsion beam assembly 13 is also provided with a drill rod 4.

[0033] The dust collecting component 1 is provided with an impactor 17 .

[0034] A propulsion motor assembly 16 is disposed on the side of the fiber unloading platform assembly 2 .

[0035] The propulsion motor assembly 16 includes a motor seat 1608, and plunger motors 1610 are arranged on both sides of the top of the motor seat 1608. The two plunger motors 1610 are connected by a propulsion motor shaft 1604. A double-row sprocket 1605 is arranged on the propulsion motor shaft 1604. A UN seal 1606 is arranged on the plunger motor 1610 and at a position corresponding to the propulsion motor shaft 1604. A retaining ring 1601, a cylindrical roller bearing 1602 and a retaining ring 1603 are also arranged in sequence on the plunger motor 1610 and at a position corresponding to the propulsion motor shaft 1604.

[0036] The motor seat 1608 is provided with bolts 1609 for fixing the motor seat 1608. The plunger motor 1610 is also provided with a hydraulic lock 1607.

[0037] A rod guard frame 5 is provided on the propulsion beam assembly 13 and at a position corresponding to the drill rod 4 .

[0038] A hose rack 14 and a ladder component 12 are respectively arranged on both sides of the bottom of the propulsion beam assembly 13 .

[0039] The propulsion beam assembly 13 includes a propulsion beam lower end component 1301 and an aluminum alloy propulsion beam body 1302 , a propulsion beam connecting frame 1303 is provided on the aluminum alloy propulsion beam body 1302 , a swivel seat 1304 is provided on the aluminum alloy propulsion beam body 1302 , and a second swivel head assembly 1305 is provided on the swivel seat 1304 .

[0040] A propulsion beam top end component 1306 is provided at the end of the aluminum alloy propulsion beam body 1302 .

[0041] After the aluminum alloy propulsion beam 1302 of the propulsion mechanism in the embodiment of the utility model is connected through the propulsion beam connecting frame 1303, the swivel seat 1304 is connected to the two beams, and the two rotary motors drive the rotary head to drill and lift through the motor seat 1608, the transmission sprocket and the heavy chain. At the same time, a double aluminum alloy beam structure is adopted, and the two beams are connected to each other through structural parts using bolts 1609 to ensure the relative stability of the two beams; the propulsion device adopts a dual-motor rotary propulsion structure for synchronous lifting and propulsion, which can improve the problem of insufficient propulsion force of a single motor and make the propulsion speed more efficient and controllable.

[0042] The above shows and describes the basic principles of the present invention. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. The above embodiments and descriptions in the specification are only intended to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig is characterized by: The invention comprises a propulsion beam assembly (13), wherein one end of the propulsion beam assembly (13) is provided with a dust collecting component (1), a fiber unloading platform assembly (2) and a lower bin claw (3) in sequence, and the other end of the propulsion beam assembly (13) is provided with a top hoisting mechanism (9), a pipe follower assembly (8), a first rotary head assembly (7) and an upper bin claw (6) in sequence, and the propulsion beam assembly (13) is also provided with a coarse filter barrel component (15), a propulsion beam support frame (11) and a winch (10), and the propulsion beam assembly (13) is also provided with a drill rod (4); The propulsion beam assembly (13) comprises a propulsion beam lower end component (1301) and an aluminum alloy propulsion beam body (1302); a propulsion beam connecting frame (1303) is arranged on the aluminum alloy propulsion beam body (1302); a swivel seat (1304) is arranged on the aluminum alloy propulsion beam body (1302); and a second swivel head assembly (1305) is arranged on the swivel seat (1304).

2. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 1, characterized in that: An impactor (17) is provided on the dust collecting component (1).

3. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 2 is characterized in that: A propulsion motor assembly (16) is arranged on the side of the fiber unloading platform assembly (2).

4. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 3 is characterized in that: A rod guard frame (5) is provided on the propulsion beam assembly (13) and at a position corresponding to the drill rod (4).

5. The dual-motor dual-propulsion mechanism of a heavy-duty drilling rig according to any one of claims 2 to 4, characterized in that: A hose rack (14) and a ladder component (12) are respectively arranged on both sides of the bottom of the propulsion beam assembly (13).

6. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 5, characterized in that: A propulsion beam top end component (1306) is provided at the end of the aluminum alloy propulsion beam body (1302).

7. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 3, characterized in that: The propulsion motor assembly (16) includes a motor seat (1608), and plunger motors (1610) are arranged on both sides of the top of the motor seat (1608). The two plunger motors (1610) are connected via a propulsion motor shaft (1604), and a double-row sprocket (1605) is arranged on the propulsion motor shaft (1604). A UN seal (1606) is arranged on the plunger motor (1610) and at a position corresponding to the propulsion motor shaft (1604). A retaining ring (1601), a cylindrical roller bearing (1602) and a retaining ring (1603) are also arranged in sequence on the plunger motor (1610) and at a position corresponding to the propulsion motor shaft (1604).

8. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 7, characterized in that: The motor seat (1608) is provided with bolts (1609) for fixing the motor seat (1608).

9. The dual-motor dual-propulsion mechanism of the heavy-duty drilling rig according to claim 8, characterized in that: The plunger motor (1610) is also provided with a hydraulic lock (1607).

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