CN217206283U

CN217206283U - Novel upper transmission mechanism of drilling machine

Info

Publication number: CN217206283U
Application number: CN202220221970.4U
Authority: CN
Inventors: 宋树余
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-08-16
Anticipated expiration: 2032-01-27

Abstract

The utility model relates to an upper transmission mechanism of a novel drilling machine, which comprises a reversing device and a first box body, wherein the first box body is rotatably provided with a first output shaft, and the first output shaft is provided with a first gear; a second output shaft is rotatably arranged on the commutator, and a second driven bevel gear is arranged on the second output shaft; the first box body is also rotatably provided with a first gear shaft, a second gear shaft and a third gear shaft, and the second gear shaft is provided with a first driven bevel gear and a second gear; a first driving bevel gear is arranged on the first gear shaft; and a third gear and a second driving bevel gear are mounted on the third gear shaft. The utility model realizes the parallel of the axis of the hoisting drum and the drill tower rotating shaft through the transmission of two bevel gears, thereby the axis of the hoisting drum is parallel to the axis of the fixed pulley at the top of the drill tower, and the rope arrangement is convenient when the steel wire rope is reeled; through the relative rotation of the alternating current commutator and the first box body, the direction of the output power of the transmission device is changeable, and the requirement of drilling straight inclined holes is met.

Description

Novel upper transmission mechanism of drilling machine

Technical Field

The utility model relates to a change quick-witted technical field, especially involve a novel last drive mechanism of rig.

Background

When the existing rotary machine is used, the hoisting roller drives the power head to lift, the drilling requirement is met, the fixed pulley is arranged at the top of the drilling tower and is used for the hoisting steel wire rope to pass around, the axial direction of the fixed pulley is consistent with the axial direction of a rotating shaft of the drilling tower, and the power device drives the force transmission rod to rotate, so that the power head is driven to rotate, and the drilling is realized.

However, in the current structure of the rotary machine, due to the power transmission device, the hoisting drum and the fixed pulley are in a mutually perpendicular state, so that the steel wire rope cannot be arranged along the length direction of the drum when the steel wire rope winds the drum, the steel wire rope is accumulated at one end of the drum, the rope is easy to fall off, and the normal work of the drilling machine is influenced.

Disclosure of Invention

The utility model discloses to prior art's not enough, provide a novel last drive mechanism of rig, realized the parallel of hoist cylinder with the fixed pulley, the convenience is arranged the rope to wire rope when receiving the rope.

The utility model is realized by the following technical scheme, the upper transmission mechanism of the novel drilling machine is provided, which comprises a commutator and a first box body fixedly arranged, wherein a first output shaft coaxially driven with a hoisting roller is rotatably arranged on the first box body, the first output shaft is parallel to a rotating shaft of a drilling tower, and a first gear positioned in the first box body is arranged on the first output shaft; a second output shaft which is coaxially driven with the dowel bar is rotatably arranged on the commutator, and a second driven bevel gear which is positioned in the commutator is arranged on the second output shaft;

the first box body is also rotatably provided with a first gear shaft, a second gear shaft and a third gear shaft, and the second gear shaft is provided with a first driven bevel gear and a second gear meshed with the first gear; a first driving bevel gear meshed with the first driven bevel gear is mounted on the first gear shaft; and a third gear meshed with the first gear and a second driving bevel gear meshed with the second driven bevel gear are mounted on the third gear shaft.

When the power rod lifting device is used, one end of the first gear shaft, which extends out of the first box body, is connected with the power device, and power is transmitted to the winch roller and the force transmission rod through gear transmission, so that the power requirements of power rod lifting and power rod rotating are met; the first output shaft is parallel to a rotating shaft of the rotary machine drilling tower, and the first output shaft is coaxial with the hoisting roller, so that the axial consistency of the hoisting roller and the fixed pulley is realized.

As optimization, the direction-exchanging device and the drilling tower are relatively fixedly arranged, the rotating shaft of the drilling tower is coaxial with the third gear shaft, and the direction-exchanging device is rotatably connected with the first box body. The arrangement of the optimized scheme ensures that the steering exchanger can synchronously rotate along with the rotation of the drilling tower, thereby realizing the rotation of the steering exchanger relative to the first box body and meeting the requirements of inclined drilling.

As optimization, a rotary table is fixedly arranged on the side face, facing the commutator, of the first box body, a rotary sleeve extending to an inner hole of the rotary table is fixedly arranged on the side face, facing the first box body, of the commutator, an outer circle of the rotary sleeve is rotatably connected with the rotary table through a bearing, and an inner wall of the rotary sleeve is rotatably connected with a third gear shaft through a bearing. The relative rotation structure of the first box body and the direction-exchanging device adopted by the optimization scheme is simple, and the requirement of the drilling tower on power transmission of the transmission rod in the lifting process is met.

Preferably, the drilling tower is fixedly provided with a fixed plate, and the fixed plate is fixedly connected with the direction changer. The optimized scheme integrates the commutator with the drilling tower through the fixing plate, so that the commutator and the drilling tower are relatively fixed, the structure is simple, and the manufacturing cost is low.

As optimization, a supporting seat is arranged in the first box body, a transmission gear coaxial with the first output shaft is arranged in the supporting seat, the transmission gear is in transmission connection with a main shaft of the winch drum, and inner gear teeth are arranged in an inner hole of the transmission gear; the first output shaft is further provided with a first shifting sleeve and a sliding gear, the sliding gear is matched with the inner gear teeth of the inner hole of the transmission gear, the first shifting sleeve and the sliding gear are connected with the first output shaft through splines, the sliding gear is fixedly connected with the first shifting sleeve, and the sliding gear is located on one side, facing the transmission gear, of the first shifting sleeve.

The utility model has the advantages that: the parallel of the axis of the hoisting drum and the axis of the drill tower rotating shaft is realized through the transmission of the two bevel gears, so that the axis of the hoisting drum is parallel to the axis of the fixed pulley at the top of the drill tower, and the rope arrangement is convenient when the steel wire rope is taken up; through the relative rotation of the alternating current device and the first box body, the direction of the output power of the transmission device is changeable, so that the power transmission requirement when the drilling tower rotates is met, and the drilling of straight inclined holes is realized.

Drawings

FIG. 1 is a schematic view of the structure principle of the present invention;

shown in the figure:

1. the drilling rig comprises a power device, 2, a first gear shaft, 3, a first driving bevel gear, 4, a hoisting roller, 5, a first driven bevel gear, 6, a first output shaft, 7, a third gear shaft, 8, a third gear, 9, a rotary table, 10, a rotary sleeve, 11, a second driving bevel gear, 12, a transmission rod, 13, a fixing plate, 14, a drilling tower, 15, a rotating shaft of the drilling tower, 16, a steering gear, 17, a second output shaft, 18, a second driven bevel gear, 19, a first gear, 20, a second gear shaft, 21, a second gear, 22, a first box body, 23, a first shifting sleeve, 24, a connecting gear, 25, a second speed regulating gear, 26, a second shifting sleeve, 27, a first speed regulating gear, 28 and a supporting seat.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1, the upper transmission mechanism of the novel drilling machine comprises a reversing device 16 and a first box 22 fixedly arranged, a first output shaft 6 coaxially driven with a hoisting drum 4 is rotatably mounted on the first box, the first output shaft is parallel to a rotating shaft 15 of a drilling tower, and a first gear 19 located in the first box is mounted on the first output shaft 6. In the embodiment, the first output shaft 6 provides the rotation power for the winding drum.

And a second output shaft 17 which is coaxially driven with the dowel bar 12 is rotatably arranged on the commutator, the second output shaft 17 is connected with the commutator through a bearing, and a second driven bevel gear 18 which is positioned in the commutator is arranged on the second output shaft. The second output shaft of the embodiment is coaxially and fixedly connected with the dowel bar, and the second output shaft transmits power to the dowel bar so as to rotate the dowel bar and drive the power head to act.

The first box 22 is further rotatably provided with a first gear shaft 2, a second gear shaft 20 and a third gear shaft 7, and the first output shaft 6, the first gear shaft 2, the second gear shaft 20 and the third gear shaft 7 are all connected with the first box through bearings. The second gear shaft 20 is provided with a first driven bevel gear 5 and a second gear 21 meshed with the first gear; a first driving bevel gear 3 meshed with a first driven bevel gear 5 is mounted on the first gear shaft 2, and one end of the first gear shaft, which extends out of the first box body, is connected with the power device 1; the third gear shaft 7 is provided with a third gear 8 meshed with the first gear 19 and a second driving bevel gear 11 meshed with the second driven bevel gear, and the third gear shaft extends into the commutator and is connected with the commutator through a bearing.

The commutator 16 and the drilling tower 14 are relatively fixedly arranged, the rotating shaft 15 of the drilling tower is coaxial with the third gear shaft 7, and the commutator is rotatably connected with the first box body. Specifically, the first box has set firmly carousel 9 on the side towards the commutator, has set firmly the commentaries on classics cover 10 that extends to the carousel hole on the side towards the first box of commutator, changes the cover and establishes on the third gear shaft, and changes the cover and extend to the hole of carousel, changes the excircle of cover and passes through the bearing and be connected with the carousel rotation, changes the inner wall of cover 10 and passes through the bearing and be connected with the third gear shaft rotation, and third gear shaft, commentaries on classics cover and the coaxial setting of carousel. In order to simplify the structure, a fixing plate 13 is fixedly arranged on the drilling tower and fixedly connected with the steering exchanger, and the steering exchanger 16 and the drilling tower 14 are relatively fixed through the fixing plate, so that the steering exchanger is ensured to rotate along with the drilling tower.

In order to facilitate the independent rotation of the hoisting drum and the dowel bar, a support seat 28 is arranged in the first box body, a transmission gear coaxial with the first output shaft is arranged in the support seat, the transmission gear is in transmission connection with a main shaft of the hoisting drum, and inner gear teeth are arranged in an inner hole of the transmission gear. The first output shaft 6 is provided with a first dial sleeve 23, a sliding gear 24 and a first speed regulating gear 27, the sliding gear is matched with the inner gear of the inner hole of the transmission gear, the first speed regulating gear 27 is fixedly connected with the first output shaft, the first dial sleeve 23 and the sliding gear 24 are both connected with the first output shaft 6 through splines, the sliding gear 24 is fixedly connected with the first dial sleeve, the sliding gear is positioned on one side of the first dial sleeve facing the transmission gear, the first speed regulating gear is positioned on one side of the first dial sleeve far away from the sliding gear, and the first speed regulating gear is positioned between the first dial sleeve and the first gear. The power transmission is switched on and off by controlling the relative position of the sliding gear and the transmission gear along the axial direction, when the winding drum is required to rotate, the sliding gear slides into the transmission gear and is meshed with the transmission gear by shifting the first shifting sleeve, the power of the first output shaft is transmitted to the main shaft of the winding drum, the rotation of the winding drum is realized, when the sliding gear is shifted out from the transmission gear, the sliding gear is not meshed with the transmission gear any more, the input power of the winding drum is cut off, and the winding drum does not rotate along with the first output shaft. A second speed regulating gear 25 and a second shifting sleeve 26 are coaxially and fixedly connected to a third gear shaft, the third gear 8, the second speed regulating gear 25 and the second shifting sleeve 26 are fixedly connected into a whole and are connected with the third gear shaft 7 through splines, the position adjustment of the third gear 8 and the second speed regulating gear 25 is realized by shifting the position of the second shifting sleeve, so that the meshing relation between the third gear 8 and the first speed regulating gear 27 and the meshing relation between the third gear 19 and the first speed regulating gear 19 are adjusted, high-speed and low-speed transmission is realized, and when the second speed regulating gear 25 moves to be opposite to the first gear 19, the transmission between the first output shaft and the third gear shaft is cut off.

Of course, the above description is not limited to the above examples, and the technical features of the present invention that are not described in the present application can be implemented by or using the prior art, which is not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides a novel last drive mechanism of rig which characterized in that: the device comprises a reversing device (16) and a first box body (22) which is fixedly arranged, wherein a first output shaft (6) which is coaxially driven with a hoisting roller (4) is rotatably arranged on the first box body, the first output shaft is parallel to a rotating shaft (15) of the drilling tower, and a first gear (19) which is positioned in the first box body is arranged on the first output shaft; a second output shaft (17) which is coaxially driven with the dowel bar (12) is rotatably arranged on the commutator, and a second driven bevel gear (18) which is positioned in the commutator is arranged on the second output shaft;

the first box body is also rotatably provided with a first gear shaft (2), a second gear shaft (20) and a third gear shaft (7), and the second gear shaft is provided with a first driven bevel gear (5) and a second gear (21) meshed with the first gear; a first driving bevel gear (3) meshed with the first driven bevel gear is mounted on the first gear shaft (2); the third gear shaft (7) is provided with a third gear (8) meshed with the first gear and a second driving bevel gear (11) meshed with the second driven bevel gear.

2. The up-drive mechanism of the novel drilling machine as claimed in claim 1, characterized in that: the direction changing device (16) and the drilling tower (14) are relatively and fixedly arranged, a rotating shaft (15) of the drilling tower is coaxial with the third gear shaft (7), and the direction changing device is rotatably connected with the first box body.

3. The upper transmission mechanism of the novel drilling machine as claimed in claim 2, characterized in that: the side of the first box body facing the commutator is fixedly provided with a rotary table (9), the side of the commutator facing the first box body is fixedly provided with a rotary sleeve (10) extending to an inner hole of the rotary table, the excircle of the rotary sleeve is rotatably connected with the rotary table through a bearing, and the inner wall of the rotary sleeve is rotatably connected with a third gear shaft through a bearing.

4. The up-drive mechanism of the novel drilling machine according to claim 2, characterized in that: the drilling tower is fixedly provided with a fixed plate (13), and the fixed plate is fixedly connected with the steering gear.

5. The upper transmission mechanism of the novel drilling machine as claimed in claim 1, characterized in that: a supporting seat (28) is arranged in the first box body, a transmission gear coaxial with the first output shaft is arranged in the supporting seat, the transmission gear is in transmission connection with a main shaft of the winch drum, and inner gear teeth are arranged in an inner hole of the transmission gear; the first output shaft (6) is further provided with a first shifting sleeve (23) and a sliding gear (24), the sliding gear is matched with the inner gear of the inner hole of the transmission gear, the first shifting sleeve (23) and the sliding gear are connected with the first output shaft (6) through splines, the sliding gear is fixedly connected with the first shifting sleeve, and the sliding gear is located on one side, facing the transmission gear, of the first shifting sleeve.