CN217234766U

CN217234766U - Multi-seal special threaded oil pipe

Info

Publication number: CN217234766U
Application number: CN202220955279.9U
Authority: CN
Inventors: 张宏文; 周洪; 吴春迪
Original assignee: Wuxi Seamless Oil Pipe Co Ltd
Current assignee: Wuxi Seamless Oil Pipe Co Ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-19
Anticipated expiration: 2032-04-24

Abstract

The utility model discloses a multi-seal special thread oil pipe, relating to the technical field of oil pipes, in particular to a multi-seal special thread oil pipe, which comprises an oil pipe, a support frame is arranged at the lower side of the oil pipe, a support leg is fixedly connected at the lower side of the support frame, an outer groove is arranged on the surface of the support frame, a fixing device is arranged on the inner wall of the outer groove, this multiple sealed special screw thread oil pipe, the slide bar forms the joint through butt joint groove and draw-in groove, such mode has ensured that oil pipe forms the fixed simplicity and convenience in location after splicing, the loaded down with trivial details nature of operation when having reduced traditional support frame needs two to splice fixedly, the complexity that the support frame of two traditional separations needs the operator to dock alone has also been reduced, possess when having improved the support frame and having used and support and fixed high efficiency, the flexibility that support frame and fixed planking formed fixed to oil pipe has also been ensured, the fixed inefficiency in multiple spot position when reducing two traditional support frame splices.

Description

Multi-seal special threaded oil pipe

Technical Field

The utility model relates to an oil pipe technical field, in particular to multiple sealed special thread oil pipe.

Background

The petroleum pipe is a seamless steel pipe suitable for furnace tubes, heat exchangers and pipelines of petroleum refineries, the steel pipe for geological drilling is a steel pipe used for core drilling by geological departments and can be divided into a drill rod, a drill collar, a core tube, a casing, a settling tube and the like according to the application, the petroleum pipe is a long steel product with a hollow section and a seamless periphery, and the petroleum cracking pipe is a steel product with an economic section.

The multiple-sealing special threaded oil pipe is obtained through reference documents, when most of the existing multiple-sealing special threaded oil pipes are installed, in order to guarantee the corrosion resistance of the oil pipes, the oil pipes are usually supported by a support, and then the contact with soil is reduced, so that the service life is guaranteed, when some oil pipes are installed, a lower support is usually adopted to be fixed with the ground, then the oil pipes are spliced with the lower support through an upper lantern ring, then the oil pipes are fixed through bolts and nuts by means of external auxiliary tools, the mode is not only relatively complex in operation when fixed, but also can cause the problems that an operator forgets to install the upper lantern ring, the lantern ring cannot be fixed, then the upper lantern ring is searched and then fixed, and the low efficiency of installing and fixing the oil pipes is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a multiple seal special thread oil pipe, when can solving the lower carriage and go up lantern ring separation installation, the operator forgets the lantern ring and just can not form fixedly, and then look for the lantern ring and then fix again last lantern ring, and then reduce oil pipe and install the problem of fixed inefficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-seal special threaded oil pipe comprises an oil pipe body, wherein a support frame is arranged on the lower side of the oil pipe body, support legs are fixedly connected to the lower side of the support frame, an outer groove is formed in the surface of the support frame, and a fixing device is arranged on the inner wall of the outer groove;

fixing device includes the planking, and the sliding surface connection of planking is at the inner wall of outer groove, and the fixed planking of inboard fixedly connected with of planking, the sliding surface connection of fixed planking have seted up the auxiliary tank in the surface of support frame, and the inner wall sliding connection of auxiliary tank has fixed inner panel, and one side fixed connection that fixed planking was kept away from to fixed inner panel has the slide bar on the surface of support frame, the inside sliding connection of support frame.

Preferably, the number of the oil pipes is two, the two opposite sides of the two oil pipes are provided with two transverse rubber pads and two vertical rubber pads, and the surfaces of the two transverse rubber pads are fixedly connected to the left side and the right side of the vertical rubber pads respectively.

Preferably, the inner side of the support frame is provided with an inner groove, the inner wall of the inner groove is connected with an inner plate in a sliding manner, and the upper side of the inner plate is rotatably connected with a rolling ball.

Preferably, the inner plate is rotatably connected with a screw, and the surface of the screw is in threaded connection with the inner part of the support frame.

Preferably, the surface of the sliding rod is sleeved with a spring in a sliding mode, and the left end and the right end of the spring are fixedly connected to the surface of the sliding rod and the inside of the supporting frame respectively.

Preferably, the butt joint groove is formed in the outer plate, the surface of the sliding rod is connected to the inner wall of the butt joint groove in a sliding mode, the clamping groove is formed in the supporting frame, and the left end of the sliding rod is connected to the inner wall of the clamping groove in a sliding mode in a clamping mode.

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

(1) the multi-seal special thread oil pipe has the advantages that the outer plate is buckled by an operator to ascend on the inner wall of the outer groove, so that the fixed outer plate and the fixed inner plate are separated in a sliding mode, the sliding rod passes through the fixed outer plate and the supporting frame under the same radius, the fixed outer plate forms limiting coverage on the oil pipe through the supporting frame until the butt-joint groove in the outer plate is matched with the clamping groove, the operator releases the sliding rod, the sliding rod is pushed to enter the inner wall of the butt-joint groove under the elastic performance of the spring and then forms clamping connection with the clamping groove through the butt-joint groove, the convenience of positioning and fixing after the oil pipe is spliced is guaranteed, the complexity of operation when the traditional supporting frame needs two supporting frames to be spliced and fixed is reduced, the complexity that the traditional two supporting frames need to be independently butted by the operator is reduced, and the high efficiency of supporting and fixing when the supporting frame is used is improved, the support frame and the fixed outer plate are guaranteed to form fixed flexibility for the oil pipe, and the low efficiency of multi-point position fixation when the two traditional support frames are spliced is reduced.

(2) This multiple sealed special thread oil pipe, screw rotation between through screw rod and support frame, and the rotational action of screw rod and inner panel, can adjust the inner panel and rise after certain distance at the inner wall of inside groove, the effect of rotating on inner panel surface through the spin this moment, can assist oil pipe to carry out the butt joint that slides, the waste time and energy that causes in having reduced the oil pipe transport, great saving paying out of operator's labour, when oil pipe reachs the established position and docks, only need operator control screw rod to drive the inner wall that the inner panel got into the inside groove, and then make the support frame form the effect that supports to oil pipe.

(3) This multiple sealed special thread oil pipe, through when two oil pipe dock, utilize horizontal rubber pad to get into oil pipe's inner wall to and form through vertical rubber pad under sealed to two oil pipe's butt joint department, improved the tradition and only carried out sealed effect through single vertical rubber pad, multiple sealed effect when having improved two oil pipe docks has ensured two oil pipe docks the good effect of preventing leaking.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural view of a multi-seal special thread oil pipe of the present invention;

fig. 2 is a schematic view of a multi-seal special thread oil pipe of the present invention;

FIG. 3 is a schematic view of the plane structure of the supporting frame of the present invention;

fig. 4 is a schematic view of the plane structure of the support frame of the present invention.

Reference numerals: 1 oil pipe, 2 horizontal rubber pads, 3 vertical rubber pads, 4 support frames, 5 support legs, 6 inner grooves, 7 inner plates, 8 rolling balls, 9 screw rods, 10 outer grooves, 11 outer plates, 12 fixed outer plates, 13 auxiliary grooves, 14 fixed inner plates, 15 sliding rods, 16 springs, 17 butt joint grooves and 18 clamping grooves.

Detailed Description

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a multiple sealed special thread oil pipe, including oil pipe 1, oil pipe 1's quantity is two, two oil pipe 1's opposite side is provided with horizontal rubber pad 2 and vertical rubber pad 3, the quantity of horizontal rubber pad 2 is two, the surface difference fixed connection of two horizontal rubber pads 2 is in the left and right sides of vertical rubber pad 3, through when two oil pipe 1 dock, utilize horizontal rubber pad 2 to get into oil pipe 1's inner wall, and form sealed down to two oil pipe 1's butt joint department through vertical rubber pad 3, the effect that the tradition only sealed through single vertical rubber pad 3 has been improved, multiple sealed effect when having improved two oil pipe 1 docks, good leak protection effect after having ensured two oil pipe 1 docks.

Furthermore, a support frame 4 is arranged on the lower side of the oil pipe 1, a support leg 5 is fixedly connected to the lower side of the support frame 4, an inner groove 6 is formed in the inner side of the support frame 4, an inner plate 7 is connected to the inner wall of the inner groove 6 in a sliding manner, a rolling ball 8 is rotatably connected to the upper side of the inner plate 7, a screw rod 9 is rotatably connected to the inner part of the inner plate 7, the surface of the screw rod 9 is in threaded connection with the inner part of the support frame 4, when the oil pipe 1 is placed on the surface of the support frame 4 for butt joint, the inner plate 7 can be adjusted to rise for a certain distance on the inner wall of the inner groove 6 through the threaded rotation between the screw rod 9 and the support frame 4 and the rotating action of the screw rod 9 and the inner plate 7, at the moment, the oil pipe 1 can be assisted for sliding butt joint through the rotating effect of the rolling ball 8 on the surface of the inner plate 7, time and labor consumption caused in the transportation of the oil pipe 1 are reduced, and labor intensity of operators is greatly saved, when the oil pipe 1 reaches the set position for butt joint, an operator only needs to control the screw rod 9 to drive the inner plate 7 to enter the inner wall of the inner groove 6, and then the support frame 4 can support the oil pipe 1.

Further, an outer groove 10 is formed in the surface of the support frame 4, a fixing device is arranged on the inner wall of the outer groove 10, the fixing device comprises an outer plate 11, the surface of the outer plate 11 is slidably connected to the inner wall of the outer groove 10, a fixed outer plate 12 is fixedly connected to the inner side of the outer plate 11, the surface of the fixed outer plate 12 is slidably connected to the surface of the support frame 4, an auxiliary groove 13 is formed in the fixed outer plate 12, a fixed inner plate 14 is slidably connected to the inner wall of the auxiliary groove 13, one side, away from the fixed outer plate 12, of the fixed inner plate 14 is fixedly connected to the surface of the support frame 4, a sliding rod 15 is slidably connected to the inner side of the support frame 4, a spring 16 is sleeved on the surface of the sliding rod 15 in a sliding mode, the left end and the right end of the spring 16 are respectively fixedly connected to the surface of the sliding rod 15 and the inner side of the support frame 4, a butt groove 17 is formed in the outer plate 11, a clamping groove 18 is formed in the support frame 4, the left end of the sliding rod 15 is slidably clamped on the inner wall of the clamping groove 18, after an operator splices two oil pipes 1, the oil pipes 1 are supported by the support frame 4, the outer plate 11 is buckled by the operator to rise on the inner wall of the outer groove 10, the fixed outer plate 12 is separated from the fixed inner plate 14 in a sliding manner, the fixed outer plate 12 forms a limit cover on the oil pipes 1 through the support frame 4 under the condition that the fixed outer plate 12 and the support frame 4 have the same radius, until the butt-joint groove 17 on the outer plate 11 is matched with the clamping groove 18, the operator releases the sliding rod 15, the sliding rod 15 is pushed into the inner wall of the butt-joint groove 17 under the elastic force of the spring 16, and the sliding rod 15 is clamped with the clamping groove 18 through the butt-joint groove 17, so that the simplicity of positioning and fixing formed after splicing the oil pipes 1 is ensured, and the complexity of operation when the traditional support frame 4 needs two pieces to be spliced and fixed is reduced, the complexity that two traditional support frames 4 that separate need the independent butt joint of operator has also been reduced, has improved support frame 4 and has possessed the support and fixed high efficiency when using, has also ensured support frame 4 and fixed planking 12 and has formed fixed flexibility to oil pipe 1, fixed inefficiency in multiple spot position when reducing two traditional support frames 4 concatenation.

The working principle is as follows: a multiple sealed special thread oil pipe, when the oil pipe 1 is placed on the surface of the supporting frame 4 for installation and butt joint, the inner plate 7 can be adjusted to rise for a certain distance on the inner wall of the inner groove 6 through the thread rotation between the screw rod 9 and the supporting frame 4 and the rotating action of the screw rod 9 and the inner plate 7, then the sliding butt joint of the oil pipe 1 can be assisted through the rotating effect of the rolling ball 8 on the surface of the inner plate 7, after two oil pipes 1 are spliced by an operator, under the supporting effect of the supporting frame 4 on the oil pipe 1, the outer plate 11 is buckled by the operator to rise on the inner wall of the outer groove 10, so that the fixed outer plate 12 and the fixed inner plate 14 are separated in a sliding way, and under the same radius of the fixed outer plate 12 and the supporting frame 4, the fixed outer plate 12 forms a limiting cover on the oil pipe 1 through the supporting frame 4 until the butt joint groove 17 on the outer plate 11 is mutually matched with the clamping groove 18, the operator releases the sliding rod 15, and the sliding rod 15 is pushed into the inner wall of the butt joint groove 17 under the elastic performance of the spring 16, so that the butt joint groove 17 is clamped with the clamping groove 18.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a special screw thread oil pipe of multiple seal, includes oil pipe (1), its characterized in that: a support frame (4) is arranged on the lower side of the oil pipe (1), support legs (5) are fixedly connected to the lower side of the support frame (4), an outer groove (10) is formed in the surface of the support frame (4), and a fixing device is arranged on the inner wall of the outer groove (10);

the fixing device comprises an outer plate (11), the surface of the outer plate (11) is connected to the inner wall of an outer groove (10) in a sliding mode, the inner side of the outer plate (11) is fixedly connected with a fixed outer plate (12), the surface of the fixed outer plate (12) is connected to the surface of a support frame (4) in a sliding mode, an auxiliary groove (13) is formed in the fixed outer plate (12), the inner wall of the auxiliary groove (13) is connected with a fixed inner plate (14) in a sliding mode, one side of the fixed inner plate (14), far away from the fixed outer plate (12), is connected to the surface of the support frame (4), and the inner portion of the support frame (4) is connected with a sliding rod (15) in a sliding mode.

2. The multiple seal special thread oil pipe of claim 1, wherein: the oil pipe structure is characterized in that the number of the oil pipes (1) is two, the opposite sides of the two oil pipes (1) are provided with two transverse rubber pads (2) and two vertical rubber pads (3), and the surfaces of the two transverse rubber pads (2) are fixedly connected to the left side and the right side of the vertical rubber pads (3) respectively.

3. The multiple seal special thread oil pipe of claim 1, wherein: an inner groove (6) is formed in the inner side of the support frame (4), an inner plate (7) is connected to the inner wall of the inner groove (6) in a sliding mode, and a rolling ball (8) is connected to the upper side of the inner plate (7) in a rotating mode.

4. The multi-seal special threaded oil pipe of claim 3, wherein: the inner portion of the inner plate (7) is rotatably connected with a screw rod (9), and the surface of the screw rod (9) is in threaded connection with the inner portion of the support frame (4).

5. The multiple seal special thread oil pipe of claim 1, wherein: the surface of the sliding rod (15) is sleeved with a spring (16) in a sliding mode, and the left end and the right end of the spring (16) are fixedly connected to the surface of the sliding rod (15) and the inside of the supporting frame (4) respectively.

6. The multiple seal special thread oil pipe of claim 5, wherein: butt joint groove (17) have been seted up to planking (11) inside, the surface sliding connection of slide bar (15) is at the inner wall of butt joint groove (17), and draw-in groove (18) have been seted up to the inside of support frame (4), and the left end slide clamping of slide bar (15) connects in the inner wall of draw-in groove (18).