CN213017346U

CN213017346U - Spherical universal shaft for petroleum drilling machinery

Info

Publication number: CN213017346U
Application number: CN202020401550.5U
Authority: CN
Inventors: 王国锋
Original assignee: Gansu Hongteng Oil And Gas Equipment Manufacturing Co Ltd
Current assignee: Gansu Hongteng Oil And Gas Equipment Manufacturing Co Ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2021-04-20
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a spherical cardan shaft is used to oil drilling machinery, which comprises a ball body, the spheroid top is connected with the output central siphon, and installs the input central siphon bottom the spheroid, input central siphon top fixedly connected with fixed block, and be connected with rotational positioning mechanism between fixed block and the spheroid, fixed block internally mounted has oiling mechanism, the input central siphon outside is connected with anti rust coating, the rotational positioning mechanism is inside including the movable rod, and the movable rod outside is connected with the bar groove. The utility model discloses in, under the effect of rotational positioning mechanism, be connected fixedly between the derailleur and the transaxle of the output central siphon of this cardan shaft and input central siphon and oil drilling car to make and form the constant angular velocity between the output shaft of derailleur and the input shaft of transaxle and remove, through can effectual rotation between output central siphon, input central siphon and the spheroid, make oil drilling car can have good dynamic balance when moving like this.

Description

Spherical universal shaft for petroleum drilling machinery

Technical Field

The utility model discloses oil drilling machinery technical field especially relates to a oil drilling machinery is with spherical cardan shaft.

Background

During the process of oil drilling, an oil drilling vehicle needs to be used for drilling a stone collecting point, the drilling vehicle needs to keep balance during the running process, and the spherical universal shaft needs to be used for adjusting.

The existing spherical universal shaft for the petroleum drilling machinery does not have a mechanism capable of quickly changing positions, does not have a mechanism for injecting oil into the whole universal shaft to prevent the shaft body from being blocked, and does not have a mechanism capable of effectively preventing the whole surface of the universal shaft from rusting and corroding.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a ball cardan shaft for oil drilling machinery to reach quick adjustment, prevent that the card is dead, avoid the purpose of rust ization.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an oil drilling machinery is with spherical cardan shaft, includes the spheroid, the spheroid top is connected with the output central siphon, and installs the input central siphon bottom the spheroid, input central siphon top fixedly connected with fixed block, and be connected with rotational positioning mechanism between fixed block and the spheroid, fixed block internally mounted has oiling mechanism, the input central siphon outside is connected with anti rust coating, rotational positioning mechanism is inside including the movable rod, and the movable rod outside is connected with the bar groove, the outside fixed mounting of movable rod has the loose axle.

As a further description of the above technical solution:

the input shaft tube forms a rotating structure through the movable rod, the movable shaft and the ball body, and the transverse axis of the movable rod coincides with the transverse axis of the movable shaft.

As a further description of the above technical solution:

the oiling mechanism is internally provided with an oil filling hole, a piston is arranged in the oil filling hole, a thread block is fixedly connected to the outer side of the piston, a thread groove is connected to the outer portion of the thread block in a threaded mode, and a twisting head is fixedly arranged on the outer side of the thread block.

As a further description of the above technical solution:

the piston and the fixed block form a fixing mechanism through the thread block, and the transverse axis of the piston coincides with the transverse axis of the thread block.

As a further description of the above technical solution:

the thread block and the fixed block form a movable structure through a thread groove, and the central axis of the thread block is parallel to the central axis of the fixed block.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, under the effect of rotational positioning mechanism, be connected fixedly between the derailleur and the transaxle of the output central siphon of this cardan shaft and input central siphon and oil drilling car to make and form the constant angular velocity between the output shaft of derailleur and the input shaft of transaxle and remove, through can effectual rotation between output central siphon, input central siphon and the spheroid, make oil drilling car can have good dynamic balance when moving like this.

2. The utility model discloses in, under the effect of oiling mechanism, there is the loose axle at the inside inner wall welding of fixed block, and the loose axle can produce some wearing and tearing when using, will often maintain inside loose axle to this, will twist the head and twist and move to make the screw thread piece begin to rotate, thereby drive the piston that meets and break away from the oil filler point, make the staff can effectually refuel it like this, guaranteed the normal work of this spherical cardan shaft.

3. The utility model discloses in, under the effect of anti rust coating, when oil drilling truck placed when outdoor, often because under the condition of external factors such as weather, can lead to this cardan shaft to cause to corrode, we have painted anti rust coating on its surface to this, anti rust coating adopts anti rust paint, can this cardan shaft of effectual assurance corrode like this to increase of service life.

Drawings

FIG. 1 is a schematic view of the overall structure of a ball cardan shaft for oil drilling machinery of the present invention;

FIG. 2 is a schematic side view of the spherical universal shaft portion of the oil drilling machine of the present invention;

FIG. 3 is a schematic structural view of a middle anti-rust coating according to the present invention;

fig. 4 is an enlarged schematic view of the position a of the present invention.

Illustration of the drawings:

1. a sphere; 2. an output shaft tube; 3. an input shaft tube; 4. a fixed block; 5. a rotation positioning mechanism; 501. a movable rod; 502. a strip-shaped groove; 503. a movable shaft; 6. an oiling mechanism; 601. an oil filler hole; 602. A piston; 603. a thread block; 604. a thread groove; 605. screwing the head; 7. and (4) antirust coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a ball universal shaft for oil drilling machinery comprises a ball 1, an output shaft tube 2, an input shaft tube 3, a fixed block 4, a rotary positioning mechanism 5, a movable rod 501, a strip-shaped groove 502, a movable shaft 503, an oil injection mechanism 6, an oil injection hole 601, a piston 602, a thread block 603, a thread groove 604, a screw head 605 and an anti-rust coating 7, wherein the top end of the ball 1 is connected with the output shaft tube 2, an input shaft tube 3 is arranged at the bottom of the ball body 1, a fixed block 4 is fixedly connected at the top end of the input shaft tube 3, a rotary positioning mechanism 5 is connected between the fixed block 4 and the ball body 1, an oiling mechanism 6 is arranged in the fixed block 4, an antirust coating 7 is connected with the outer side of the input shaft tube 3, a movable rod 501 is arranged in the rotary positioning mechanism 5, and the outside of the movable rod 501 is connected with a strip-shaped groove 502, the movable rod 501 is fixedly provided with a movable shaft 503 outside, wherein the connecting structure of the input shaft tube 3 is consistent with that of the output shaft tube 2.

Further, the input shaft tube 3 forms a rotating structure with the sphere 1 through the movable rod 501, the movable shaft 503, and the horizontal axis of the movable rod 501 coincides with the horizontal axis of the movable shaft 503, wherein a strip-shaped groove 502 is formed inside the sphere 1, the movable shaft 503 is welded with the inner wall of the fixed block 4, and a notch is formed inside the fixed block 4, so that the movable shaft 503 can be placed into the notch.

Further, oiling mechanism 6 is inside including oil filler point 601, and oil filler point 601 internally mounted has piston 602, piston 602 outside fixedly connected with thread block 603, and the outside threaded connection of thread block 603 has thread groove 604, and thread block 603 outside fixedly mounted has screw head 605, and wherein oil filler point 601 is seted up to fixed block 4 inside, and the thread groove 604 has been seted up to the outer wall.

Further, the piston 602 and the fixed block 4 form a fixing mechanism through the screw block 603, and a transverse axis of the piston 602 coincides with a transverse axis of the screw block 603, wherein the piston 602 and the fixed block 4 are fixed by screws, and the screw block 603 and the screw head 605 are fixedly welded.

Further, the thread block 603 forms a movable structure with the fixed block 4 through the thread groove 604, and the central axis of the thread block 603 is parallel to the central axis of the fixed block 4, wherein two sets of the fixed blocks 4 are installed and fixedly welded with the input shaft tube 3.

Further, the fixed blocks 4 are parallel with respect to the central axis of the sphere 1, and the cross-sectional area of the sphere 1 is larger than that of the fixed blocks 4, wherein the position of the sphere 1 is fixed by the connection of the two groups of fixed blocks 4 and the movable rod 501.

The working principle is as follows: the output shaft tube 2 and the input shaft tube 3 of the universal shaft are fixedly connected with the transmission and the drive axle of the petroleum drilling vehicle, the output shaft of the transmission and the input shaft of the drive axle form equal angular velocity movement, the petroleum drilling vehicle can have good dynamic balance when moving through the effective rotation between the output shaft tube 2 and the input shaft tube 3 and the ball body 1, the movable shaft 503 is welded on the inner wall of the fixed block 4, the movable shaft 503 can generate some abrasion when in use, the inner movable shaft 503 is frequently maintained, the screwing head 605 is screwed, so that the thread block 603 starts to rotate, the connected piston 602 is driven to be separated from the oil filling hole 601, so that the working personnel can effectively oil the universal shaft, the normal work of the spherical universal shaft is ensured, when the petroleum drilling vehicle is placed outdoors, under the condition of external factors such as climate and the like, the universal shaft can be corroded, and the antirust coating 7 is coated on the surface of the universal shaft, and the antirust coating 7 is made of antirust paint, so that the corrosion of the universal shaft can be effectively guaranteed, the service life is prolonged, and the working principle of the device is completed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oil drilling machinery is with spherical cardan shaft, includes spheroid (1), its characterized in that, spheroid (1) top is connected with output central siphon (2), and installs input central siphon (3) bottom spheroid (1), input central siphon (3) top fixedly connected with fixed block (4), and be connected with between fixed block (4) and spheroid (1) and rotate positioning mechanism (5), fixed block (4) internally mounted has oiling mechanism (6), the input central siphon (3) outside is connected with anti-rust coating (7), rotate positioning mechanism (5) inside including movable rod (501), and the movable rod (501) outside is connected with bar groove (502), movable rod (501) outside fixed mounting has movable shaft (503).

2. The ball joint as set forth in claim 1, wherein the input shaft tube (3) is rotatably connected to the ball (1) via a movable rod (501), a movable shaft (503), and a horizontal axis of the movable rod (501) coincides with a horizontal axis of the movable shaft (503).

3. The ball type universal shaft for the oil drilling machinery is characterized in that an oil filling hole (601) is formed in the oil filling mechanism (6), a piston (602) is installed in the oil filling hole (601), a thread block (603) is fixedly connected to the outer side of the piston (602), a thread groove (604) is connected to the outer side of the thread block (603) in a threaded mode, and a screwing head (605) is fixedly installed on the outer side of the thread block (603).

4. A ball joint as defined in claim 3, wherein the piston (602) is fixed to the fixed block (4) by means of a screw block (603), and the transverse axis of the piston (602) coincides with the transverse axis of the screw block (603).

5. The ball joint as set forth in claim 3, wherein the screw block (603) forms a movable structure with the fixed block (4) through the screw groove (604), and a central axis of the screw block (603) is parallel to a central axis of the fixed block (4).

6. A ball joint as defined in claim 1, wherein said fixed block (4) is parallel with respect to the central axis of the ball (1), and the cross-sectional area of the ball (1) is greater than the cross-sectional area of the fixed block (4).