CN214889508U

CN214889508U - Polyethylene lining anti-corrosion wear-resistant composite oil pipe

Info

Publication number: CN214889508U
Application number: CN202120391884.3U
Authority: CN
Inventors: 陈宝峰; 陈坤; 郑乐乐
Original assignee: Jilin Yutong Special Pipe Industry Co ltd
Current assignee: Jilin Yutong Special Pipe Industry Co ltd
Priority date: 2021-02-22
Filing date: 2021-02-22
Publication date: 2021-11-26
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a polyethylene lining corrosion-resistant wear-resistant composite oil pipe, which comprises a first composite oil pipe and a second composite oil pipe, wherein a fastening mechanism is arranged at the joint of the first composite oil pipe and the second composite oil pipe, the fastening mechanism comprises a first fixed block, the first fixed block is positioned at the top end of the first composite oil pipe, and a bearing is arranged on one side of the first fixed block; through having designed fastening device, only need to rotate bull stick one end, can lock the operation of first compound oil pipe and the compound oil pipe of second once more, present compound oil pipe is behind two liang of interconnect, the junction does not have fastening device, cause compound oil pipe junction to drop easily, through having designed fastening device, make the connection that first compound oil pipe and the compound oil pipe of second can be tight together, when first compound oil pipe and the compound oil pipe of second under the effect that receives the external force, can not take place to drop each other, make the effect that first compound oil pipe and the compound oil pipe of second are connected better.

Description

Polyethylene lining anti-corrosion wear-resistant composite oil pipe

Technical Field

The utility model relates to a compound oil pipe technical field especially relates to an anticorrosive wear-resisting compound oil pipe of polyethylene inside lining.

Background

At present, pure smooth tubes are generally adopted in the actual production process of oil fields for production, and the inner corrosion prevention of oil tubes by people at the early stage is generally realized by coating polyethylene coating on the inner surface of a common oil tube, so that the oil tubes have corrosion resistance and wear resistance, but the existing composite oil tubes still have some problems.

In the use process of the existing composite oil pipe, after the composite oil pipes are connected in pairs, the joints of the composite oil pipes are easy to fall off due to the fact that no fastening mechanism is arranged at the joints, and therefore the polyethylene lining anti-corrosion wear-resistant composite oil pipe is provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an anticorrosive wear-resisting compound oil pipe of polyethylene inside lining, through having designed fastening device, only need rotate bull stick one end, can lock the operation of first compound oil pipe and the compound oil pipe of second once more, current compound oil pipe is behind two liang of interconnect, the junction does not have fastening device, cause compound oil pipe junction to drop easily, through having designed fastening device, make the connection that first compound oil pipe and the compound oil pipe of second can be tight together, under the effect that receives the external force, can not take place to drop each other when first compound oil pipe and the compound oil pipe of second, make the effect that first compound oil pipe and the compound oil pipe of second are connected better.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an anticorrosive wear-resisting compound oil pipe of polyethylene inside lining, includes first compound oil pipe and the compound oil pipe of second, first compound oil pipe is provided with fastening device with the compound oil pipe junction of second, fastening device includes first fixed block, first fixed block is in first compound oil pipe top, first fixed block one side is provided with the bearing, bearing one side is provided with the bull stick, bull stick one end is provided with the second fixed block, bull stick one end runs through the second fixed block inner wall outside and has seted up the spacing groove, the internal thread has been seted up to spacing inslot side surface, just bull stick surface pot head is equipped with the cover stock, the external screw thread has been seted up on the cover stock surface.

As a preferred technical scheme of the utility model, still include anti-skidding mechanism, anti-skidding mechanism is including the cover handle, the cover is located bull stick one end surface to the cover, the cover has seted up the standing groove to the surface, the standing groove inboard is provided with the lug.

As a preferred technical scheme of the utility model, the first compound oil pipe of first fixed block fixed connection, just the quantity of first fixed block is provided with two altogether.

As a preferred technical scheme of the utility model, the first fixed block of bearing inner race fixed connection, just bearing inner race fixed connection bull stick.

As an optimized technical solution of the utility model, the shape of nesting piece is the annular, just the quantity of nesting piece is provided with two altogether.

As an optimal technical scheme of the utility model, the lug surface is the arc, just lug and standing groove junction are provided with the super glue.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through having designed fastening device, only need to rotate bull stick one end, can lock the operation of first compound oil pipe and the compound oil pipe of second once more, present compound oil pipe is behind two liang of interconnect, the junction does not have fastening device, cause compound oil pipe junction to drop easily, through having designed fastening device, make the connection that first compound oil pipe and the compound oil pipe of second can be tight together, when first compound oil pipe and the compound oil pipe of second under the effect that receives the external force, can not take place to drop each other, make the effect that first compound oil pipe and the compound oil pipe of second are connected better.

2. Through having designed anti-skidding mechanism for personnel when holding the bull stick, the hand can not the surface of slippage bull stick, the effectual frictional force that has increased between hand and the bull stick, makes personnel can more effectually rotate the bull stick, simple structure, and the practicality is high.

Drawings

Fig. 1 is a schematic overall front view structure diagram of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

wherein: 1. a first composite tubing; 2. a second composite oil pipe; 3. a first fixed block; 4. a bearing; 5. a rotating rod; 6. a second fixed block; 7. sleeving blocks; 8. a limiting groove; 9. sheathing a handle; 10. a placement groove; 11. and (4) a bump.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1 and 2, the polyethylene lining corrosion-resistant wear-resistant composite oil pipe comprises a first composite oil pipe 1 and a second composite oil pipe 2, a fastening mechanism is arranged at the joint of the first composite oil pipe 1 and the second composite oil pipe 2, the fastening mechanism comprises a first fixing block 3, the first fixing block 3 is positioned at the top end of the first composite oil pipe 1, one side of the first fixing block 3 is provided with a bearing 4, one side of the bearing 4 is provided with a rotating rod 5, one end of the rotating rod 5 is provided with a second fixing block 6, one end of the rotating rod 5 penetrates through the outer side of the inner wall of the second fixing block 6 and is provided with a limiting groove 8, the inner side surface of the limiting groove 8 is provided with an internal thread, one end of the surface of the rotating rod 5 is sleeved with a sleeve block 7, and the surface of the sleeve block 7 is provided with an external thread;

when the first composite oil pipe 1 and the second composite oil pipe 2 need to be locked again, firstly, after the first composite oil pipe 1 is connected with the second composite oil pipe 2, one end of the rotating rod 5 can penetrate through the inner side of the limiting groove 8, then one end of the rotating rod 5 is held to rotate, the rotating rod 5 drives the sleeve block 7 to rotate simultaneously, and the sleeve block 7 is tightly clamped at the inner side of the limiting groove 8 under the interaction of external threads on the surface and internal threads at the inner side of the limiting groove 8, so that the operation is completed; through having designed fastening device, only need to rotate 5 one ends of bull stick, can lock the operation of first compound oil pipe 1 and the compound oil pipe 2 of second once more, current compound oil pipe is behind two liang of interconnect, the junction does not have fastening device, cause compound oil pipe junction to drop easily, through having designed fastening device, make the first compound oil pipe 1 can be in the same place with the compound oil pipe 2 of second connection together, under the effect that receives the external force when first compound oil pipe 1 and the compound oil pipe 2 of second, can not take place to drop each other, make the effect that first compound oil pipe 1 is connected with the compound oil pipe 2 of second better.

In other embodiments, the present embodiment discloses a handle 9, as shown in fig. 3, the present embodiment further includes an anti-slip mechanism, the anti-slip mechanism includes a handle 9, the handle 9 is sleeved on the surface of one end of the rotating rod 5, the surface of the handle 9 is provided with a placing groove 10, and the inner side of the placing groove 10 is provided with a projection 11;

through having designed anti-skidding mechanism for personnel when holding bull stick 5, the hand can not the surface of slippage bull stick 5, the effectual frictional force that has increased between hand and the bull stick 5, makes personnel can more effectually rotate bull stick 5, simple structure, and the practicality is high.

In other embodiments, the present embodiment discloses the first fixed block 3, as shown in fig. 2, the first fixed block 3 is fixedly connected to the first composite oil pipe 1, and the number of the first fixed blocks 3 is two;

through having designed first compound oil pipe 1 of 3 fixed connection of first fixed block for first fixed block 3 can be got up by effectual fixed, simultaneously after bull stick 5 reaches assigned position, can effectually fasten first compound oil pipe 1 and the fixed fastening of second compound oil pipe 2.

In other embodiments, the present embodiment discloses a bearing 4, as shown in fig. 2, an outer ring of the bearing 4 is fixedly connected to a first fixing block 3, and an inner ring of the bearing 4 is fixedly connected to a rotating rod 5;

through the design of the connection mode of the bearing 4, the first fixing block 3 and the rotating rod 5, when a person rotates the rotating rod 5, the rotating rod 5 can keep rotating in place and cannot move.

In other embodiments, the present embodiment discloses the set blocks 7, as shown in fig. 2, the set blocks 7 are annular, and the number of the set blocks 7 is two;

by designing the shape and the number of the sleeve blocks 7, the sleeve blocks 7 can effectively lock the first composite oil pipe 1 and the second composite oil pipe 2 after being positioned at the designated positions.

In other embodiments, the present embodiment discloses the bump 11, as shown in fig. 3, the surface of the bump 11 is arc-shaped, and a strong glue is disposed at the connection position of the bump 11 and the placing groove 10;

through having designed 11 surfaces on the lug and being the arc for personnel have a better comfort when holding cover 9, are provided with the powerful glue through having designed 11 and the 10 junctions of standing groove of lug, make lug 11 can be got up by effectual fixed.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a anticorrosive wear-resisting compound oil pipe of polyethylene inside lining, includes first compound oil pipe (1) and the compound oil pipe of second (2), its characterized in that: first compound oil pipe (1) is provided with fastening device with compound oil pipe of second (2) junction, fastening device includes first fixed block (3), first fixed block (3) are in first compound oil pipe (1) top, first fixed block (3) one side is provided with bearing (4), bearing (4) one side is provided with bull stick (5), bull stick (5) one end is provided with second fixed block (6), bull stick (5) one end is run through second fixed block (6) inner wall outside and has been seted up spacing groove (8), the internal thread has been seted up to spacing groove (8) inboard surface, just bull stick (5) surface pot head is equipped with pocket (7), the external screw thread has been seted up on pocket (7) surface.

2. The corrosion-resistant wear-resistant composite oil pipe with polyethylene lining as claimed in claim 1, characterized in that: still include anti-skidding mechanism, anti-skidding mechanism includes cover (9), the cover is located bull stick (5) one end surface to (9) cover, standing groove (10) have been seted up on cover (9) surface, standing groove (10) inboard is provided with lug (11).

3. The corrosion-resistant wear-resistant composite oil pipe with polyethylene lining as claimed in claim 1, characterized in that: the first fixing blocks (3) are fixedly connected with the first composite oil pipe (1), and the number of the first fixing blocks (3) is two.

4. The corrosion-resistant wear-resistant composite oil pipe with polyethylene lining as claimed in claim 1, characterized in that: the outer ring of the bearing (4) is fixedly connected with the first fixing block (3), and the inner ring of the bearing (4) is fixedly connected with the rotating rod (5).

5. The corrosion-resistant wear-resistant composite oil pipe with polyethylene lining as claimed in claim 1, characterized in that: the shape of the sleeve blocks (7) is annular, and the number of the sleeve blocks (7) is two.

6. The corrosion-resistant wear-resistant composite oil pipe with polyethylene lining as claimed in claim 2, characterized in that: the surface of the convex block (11) is arc-shaped, and a strong glue is arranged at the joint of the convex block (11) and the placing groove (10).