CN221319073U

CN221319073U - Drilling machine winch control device

Info

Publication number: CN221319073U
Application number: CN202323358741.0U
Authority: CN
Inventors: 赵海波
Original assignee: Individual
Current assignee: Individual
Filing date: 2023-12-11
Publication date: 2024-07-12
Anticipated expiration: 2033-12-11

Abstract

The utility model belongs to the technical field of petroleum drilling equipment, in particular to a winch control device of a drilling machine, wherein the surface of a touch display can display operation instructions such as clicking torque, rotating speed, current of a stepping motor and the like, a stepping motor at the top of a winch frame is started, a motor shaft of the stepping motor drives a connecting shaft to rotate, and in the process, a pneumatic tire clutch transmits large torque through compressed air, so that the stability of transmission is improved; the overload prevention speed reducer is in worm drive under the closed shell, so that full braking and speed reduction of the connecting shaft are completed, speed reduction control is completed, and stability of lifting is ensured; under gear drive, the gear wheel can drive the roller shaft assembly and rotate along the opposite side of locating rack, and then accomplish the operation of drilling tool and promotion down, and roller shaft and the barrel of roller shaft assembly are connected through drive bearing, and then lighten the friction between roller shaft and the barrel, make rotatory more smooth and easy, and then promote the life of roller shaft assembly.

Description

Drilling machine winch control device

Technical Field

The utility model belongs to the technical field of petroleum drilling equipment, and particularly relates to a winch control device of a drilling machine.

Background

With the continuous development of world petroleum exploitation technology, petroleum exploitation is more and more systematic, standardized and humanized, the performance requirement on a petroleum drilling machine is also higher and higher, a winch is a core component of the drilling machine, and in the petroleum drilling process, the winch is responsible for various operations such as drilling tool setting, casing running, weight on bit control, accident handling, core barrel extraction and the like, and the quality and the technical level of the petroleum drilling machine are determined by the design and the working performance of the winch.

Through search, publication number: CN211733698U discloses a novel ac variable frequency winch, in the present utility model, a drum is provided with a double-fold line rope groove LEBUS rope groove suitable for a phi 35mm steel wire rope, so that the steel wire ropes can be orderly arranged, extrusion abrasion between the steel wire ropes is reduced, the service life of the steel wire ropes is prolonged, when the winch brakes, the drum drives a rotor of a main motor to rotate reversely, cutting induced electromotive force generates induced current, the induced current dissipates into a braking resistor arranged in a dc loop, and then an overvoltage fault is placed, but the device is not provided with a speed reducing device, and further, on-vehicle lifting speed control cannot be realized, and the protection effect is poor.

To this end, a rig drawworks control device is designed to solve the above-mentioned problems.

Disclosure of utility model

To solve the problems set forth in the background art. The utility model provides a winch control device of a drilling machine, which can be connected with a signal end of a PLC (programmable logic controller) through a touch display in the use process, wherein the surface of the touch display can display operation instructions such as clicking torque, rotating speed, stepping motor current and the like, a stepping motor at the top of a winch frame is started, a motor shaft drives a connecting shaft to rotate, and in the process, a pneumatic tire clutch transmits large torque through compressed air, so that the transmission stability is improved; the overload prevention speed reducer is in worm drive under the closed shell, so that the full braking and speed reduction of the connecting shaft are finished, the speed reduction control is finished, and the stability of lifting is ensured.

The outside conveyer belt of connecting axle can drive the fixed axle in step and rotate, and the fixed axle rotates along the support frame inboard, and then ensures that the locking gear in outside rotates in step with the rotational speed after the speed reduction, because the external tooth of gear wheel meshes with the locking gear, under gear drive, the gear wheel can drive the rotation of drum shaft assembly along the opposite side of locating rack, and then accomplishes the operation of drilling tool and promotion down, the roller bearing of drum shaft assembly is connected through drive bearing with the barrel, and then alleviates the friction between roller bearing and the barrel, makes rotatory more smooth and easy, and then promotes the life of drum shaft assembly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model discloses a winch control device of a drilling machine, which comprises a winch control mechanism, wherein the winch control mechanism comprises a winch frame, a stepping motor, a pneumatic tire clutch, an overload prevention speed reducer, a connecting shaft, a drum shaft assembly and a limiting frame, wherein the top of the winch frame is in threaded connection with the bottom of the stepping motor, an output shaft of the pneumatic tire clutch is fixedly connected with a motor shaft of the stepping motor through a shaft coupling, the output end of the overload prevention speed reducer is fixedly connected with an input shaft of the pneumatic tire clutch, the connecting shaft is rotatably connected to one end of the overload prevention speed reducer, the limiting frame is fixedly connected to one side of the top of the winch frame, and the drum shaft assembly is rotatably connected to the top of the limiting frame.

As the winch control device for the drilling machine, one side of the drum shaft assembly is also provided with a locking gear, a fixed shaft and a supporting frame, two sides of the fixed shaft are rotatably connected to opposite sides of the supporting frame, and the middle part of the locking gear is fixedly connected with the outer wall surface of the fixed shaft.

As the control device of the winch of the drilling machine, preferably, one side of the drum shaft assembly, which is close to the locking gear, is fixedly connected with a large gear, and the external teeth of the large gear are meshed with the locking gear.

As a preferable mode of the winch control device of the drilling machine, the two sides of the drum shaft assembly are also inserted with transmission bearings.

In the winch control device for a drilling machine, preferably, the outer wall surfaces of the connecting shaft and the fixed shaft are tightly attached with a conveying belt.

As the preferable control device of the winch of the drilling machine, one side of the overload prevention speed reducer is also provided with a touch display.

Compared with the prior art, the utility model has the beneficial effects that:

1. In the utility model, the touch display can be connected with the signal end of the PLC controller, the surface of the touch display can display operation instructions such as clicking torque, rotating speed, current of the stepping motor and the like, the stepping motor at the top of the winch frame is started, the motor shaft of the stepping motor drives the connecting shaft to rotate, and in the process, the pneumatic tire clutch transmits large torque through compressed air, so that the transmission stability is improved; the overload prevention speed reducer is in worm drive under the closed shell, so that the full braking and speed reduction of the connecting shaft are finished, the speed reduction control is finished, and the stability of lifting is ensured.

2. In the utility model, because the external teeth of the large gear are meshed with the locking gear, the large gear can drive the roller shaft assembly to rotate along the opposite sides of the limiting frame under the transmission of the gear, so that the operations of drilling tool setting and lifting are completed, the roller shaft of the roller shaft assembly is connected with the cylinder body through the transmission bearing, the friction between the roller shaft and the cylinder body is further reduced, the rotation is smoother, and the service life of the roller shaft assembly is further prolonged.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a side view of the winch control mechanism of the present utility model;

FIG. 3 is a schematic view of the structure of the joint between the locking gear and the large gear in the present utility model;

FIG. 4 is a disassembled view of the roller shaft assembly and the stop block of the present utility model;

In the figure:

1. A winch control mechanism; 11. a frame; 12. a stepping motor; 13. a pneumatic tire clutch; 14. overload prevention speed reducer; 15. a connecting shaft; 16. a drum shaft assembly; 17. a limiting frame; 2. locking the gear; 3. a fixed shaft; 4. a support frame; 5. a large gear; 6. a transmission bearing; 7. a conveyor belt; 8. and a touch display.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1:

The utility model provides a rig winch controlling means, it is known by CN211733698U that open on the cylinder of this device has the double-broken line rope groove LEBUS rope groove that is fit for phi 35mm wire rope, can make wire rope neatly arrange, reduce the extrusion wearing and tearing between the wire rope, prolong wire rope's life, when winch braking, the rotor of cylinder drive main motor is reversed, the induced electromotive force of cutting produces induced current, induced current dissipates in the braking resistance that the direct current return circuit set up, and then place the overvoltage trouble, but this device is not equipped with decelerator, and then can't realize carrying out control to the speed on having the car, the protection effect is relatively poor, on this basis, winch controlling mechanism 1 has been added.

As shown in fig. 1, 2 and 3:

In an alternative embodiment: the winch control mechanism 1 comprises a winch frame 11, a stepping motor 12, a pneumatic tire clutch 13, an overload prevention speed reducer 14, a connecting shaft 15, a drum shaft assembly 16 and a limiting frame 17, wherein the top of the winch frame 11 is in threaded connection with the bottom of the stepping motor 12, an output shaft of the pneumatic tire clutch 13 is fixedly connected with a motor shaft of the stepping motor 12 through a coupler, an output end of the overload prevention speed reducer 14 is fixedly connected with an input shaft of the pneumatic tire clutch 13, the connecting shaft 15 is rotatably connected to one end of the overload prevention speed reducer 14, the limiting frame 17 is fixedly connected to one side of the top of the winch frame 11, the drum shaft assembly 16 is rotatably connected to the top of the limiting frame 17, and one side of the overload prevention speed reducer 14 is further provided with a touch display 8.

In this embodiment: in the using process of the device, the touch display 8 can be connected with the signal end of the PLC controller, the clicking torque, the rotating speed, the current of the stepping motor 12 and other running instructions can be displayed on the surface of the touch display 8, the stepping motor 12 at the top of the winch frame 11 is started, the motor shaft of the stepping motor 12 drives the connecting shaft 15 to rotate, and in the process, the pneumatic tire clutch 13 transmits large torque through compressed air, so that the transmission stability is improved; the overload prevention speed reducer 14 is in worm drive under the closed shell, so that full braking and speed reduction of the connecting shaft 15 are completed, speed reduction control is completed, and stability of lifting is ensured.

It should be noted that: the overload prevention speed reducer 14 adopts a hole output mode, the driving shaft is provided with an air passage, a joint and a pipeline are arranged at the outer drum of the pneumatic tire clutch 13 and on the air passage of the shaft, and the joint and the pipeline are connected with a quick air release valve and the pneumatic tire clutch 13.

Further, the method comprises the following steps:

As shown in fig. 1, 3 and 4:

In an alternative embodiment: one side of the roller shaft assembly 16 is further provided with a locking gear 2, a fixed shaft 3 and a supporting frame 4, two sides of the fixed shaft 3 are rotationally connected to opposite sides of the supporting frame 4, the middle of the locking gear 2 is fixedly connected with the outer wall surface of the fixed shaft 3, one side of the roller shaft assembly 16, which is close to the locking gear 2, is further fixedly connected with a large gear 5, outer teeth of the large gear 5 are meshed with the locking gear 2, two sides of the roller shaft assembly 16 are further connected with transmission bearings 6 in an inserted mode, and the outer wall surfaces of the connecting shaft 15 and the fixed shaft 3 are further tightly attached to a conveying belt 7.

In this embodiment: the outside conveyer 7 of connecting axle 15 can drive fixed axle 3 in step and rotate, fixed axle 3 rotates along the inboard of support frame 4, and then ensure that the locking gear 2 in the outside rotates in step with the rotational speed after the speed reduction, because gear drive is down with the meshing of locking gear 2 to the external tooth of gear wheel 5, gear wheel 5 can drive drum shaft assembly 16 and rotate along the opposite side of spacing 17, and then accomplish the operation of drilling tool down and promotion, the roller bearing and the barrel of drum shaft assembly 16 are connected through drive bearing 6, and then alleviate the friction between roller bearing and the barrel, make the rotation more smooth and easy, and then promote the life of drum shaft assembly 16.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a rig winch controlling means, includes winch control mechanism (1), its characterized in that: winch control mechanism (1) includes frame (11), step motor (12), pneumatic tyre clutch (13), overload prevention speed reducer (14), connecting axle (15), drum axle assembly (16) and spacing (17), the top of frame (11) with the bottom threaded connection of step motor (12), the output shaft of pneumatic tyre clutch (13) pass through the shaft coupling with the motor shaft fixed connection of step motor (12), the output of overload prevention speed reducer (14) with the input shaft fixed connection of pneumatic tyre clutch (13), connecting axle (15) rotate and connect the one end of overload prevention speed reducer (14), spacing (17) fixed connection is in the top one side of frame (11), drum axle assembly (16) rotate and connect the top of spacing (17).

2. The drilling rig drawworks control device of claim 1, wherein: one side of the roller shaft assembly (16) is further provided with a locking gear (2), a fixed shaft (3) and a supporting frame (4), two sides of the fixed shaft (3) are rotationally connected to opposite sides of the supporting frame (4), and the middle part of the locking gear (2) is fixedly connected with the outer wall surface of the fixed shaft (3).

3. The drilling rig drawworks control device of claim 2, wherein: and one side of the roller shaft assembly (16) close to the locking gear (2) is fixedly connected with a large gear (5), and external teeth of the large gear (5) are meshed with the locking gear (2).

4. The drilling rig drawworks control device of claim 3, wherein: the two sides of the roller shaft assembly (16) are also inserted with transmission bearings (6).

5. The drilling rig drawworks control device of claim 2, wherein: the connecting shaft (15) and the outer wall surface of the fixed shaft (3) are tightly attached with a conveying belt (7).

6. The drilling rig drawworks control device of claim 1, wherein: one side of the overload prevention speed reducer (14) is also provided with a touch display (8).