CN214662978U

CN214662978U - Nanometer heat-insulating oil pipe with double-layer buffer structure

Info

Publication number: CN214662978U
Application number: CN202120684009.4U
Authority: CN
Inventors: 倪箐华; 倪生辉
Original assignee: Dalian Huihua New Material Co ltd
Current assignee: Dalian Huihua New Material Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-11-09
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a nanometer heat preservation oil pipe with double-deck buffer structure, the outer loop that sets up including double-deck heat preservation inner tube and the double-deck heat preservation inner tube outside, the double-deck heat preservation inner tube outside is provided with the first hexagonal ring and the second hexagonal ring of interval arrangement, it has the first axostylus axostyle that six annular equidistance distribute to peg graft in the first hexagonal ring, it has the second axostylus axostyle that six annular equidistance distribute to peg graft in the second hexagonal ring, set up the outer groove of all pegging graft with first axostylus axostyle and second axostylus axostyle on the outer loop. The utility model discloses in, the hexagon structure that adopts the support of pegging graft each other has realized that primary shaft pole and secondary shaft pole support in first hexagonal ring and second hexagonal ring to supporting mutually and reducing the possibility that first hexagonal ring and second hexagonal ring produced deformation, adopting annular equidistance buffering outer loop bearing structure, reducing outer loop department pressurized oppression influence to double-deck heat preservation inner tube, increasing double-deck heat preservation inner tube's stability.

Description

Nanometer heat-insulating oil pipe with double-layer buffer structure

Technical Field

The utility model relates to an oil pipe equipment technical field especially relates to a nanometer heat preservation oil pipe with double-deck buffer structure.

Background

The heat-insulating oil pipe is an oil pipe with heat-insulating function used in the process of exploiting the thick oil by steam, and is in a double-layer concentric pipe column shape, the annular space of the two layers of pipes is filled with heat-insulating materials, inert gases or vacuum, the heat loss can be reduced by using the heat-insulating oil pipe in the process of exploiting the thick oil by steam, the steam dryness is improved, and the prestressed heat-insulating oil pipe can overcome the expansion deformation caused by the temperature change.

Heat preservation oil pipe receives extensive use in modern oil production exploitation in-process, some shortcomings below often can appear in the use of current heat preservation oil pipe however, heat preservation oil pipe in the use often can receive outside all directions's extrusion thrust for produce deformation easily after oil pipe pressurized, cause the damage to the structure of internal pipeline, thereby influence the normal transport and the heat preservation function of pipeline.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem of pressure-resistant support of the heat-insulating oil pipe, the nano heat-insulating oil pipe with the double-layer buffer structure is provided.

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

the utility model provides a nanometer heat preservation oil pipe with double-deck buffer structure, includes the outer loop that double-deck heat preservation inner tube and double-deck heat preservation inner tube outside set up, the double-deck heat preservation inner tube outside is provided with the first hexagonal ring and the hexagonal ring of second of interval arrangement, it has the first axostylus axostyle that six annular equidistance distribute to peg graft in the first hexagonal ring, it has the second axostylus axostyle that six annular equidistance distribute to peg graft in the hexagonal ring of second, the outer loop both sides respectively with first hexagonal ring and the butt of second hexagonal ring, the curb plate has set firmly between the outer loop inboard and the double-deck heat preservation inner tube, the buffer notch has been seted up on the curb plate, set up the outer groove of all pegging graft with first axostylus axostyle and second axostylus axostyle on the outer loop.

As a further description of the above technical solution:

the first hexagonal ring is internally provided with three first connecting rods and three second connecting rods which are respectively rotatably connected with the second connecting rods, six first shaft rods are respectively spliced with the three first connecting rods and the three second connecting rods, and the first connecting rods and the second connecting rods are arranged at intervals in pairs and are connected end to form a hexagonal structure.

As a further description of the above technical solution:

the six second shaft levers are respectively spliced with the three third connecting rods and the three fourth connecting rods, and the three third connecting rods and the four fourth connecting rods are arranged at intervals in pairs and are connected end to form a hexagonal structure.

As a further description of the above technical solution:

the outer grooves on the outer ring are distributed in an annular equidistant mode.

As a further description of the above technical solution:

the rotary connection part of the third connecting rod and the fourth connecting rod is abutted against the first shaft rod.

As a further description of the above technical solution:

the rotary connection position of the first connecting rod and the second connecting rod is abutted against the second shaft rod.

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, the hexagon structure that adopts the support of pegging graft each other, owing to adopted the rotation between first connecting rod and the second connecting rod to be connected, and the first shaft pole of pegging graft on first connecting rod and the second connecting rod, owing to adopted the rotation between third connecting rod and the fourth connecting rod to be connected again, and the second shaft pole of pegging graft on third connecting rod and the fourth connecting rod, realized that first shaft pole and second shaft pole support in first hexagonal ring sum second hexagonal ring, thereby support mutually and reduce the possibility that first hexagonal ring sum second hexagonal ring produced deformation.

2. The utility model discloses in, adopt annular equidistance buffering outer loop bearing structure, owing to adopted the outer loop of butt between first hexagonal ring and the second hexagonal ring, and the outer tank of seting up on the outer loop, owing to adopted grafting between outer tank and primary shaft pole and the second shaft pole, and the annular equidistance setting in outer tank, it is spacing to first hexagonal ring and second hexagonal ring angle through first axostylus axostyle and second axostylus axostyle to have realized that the outer loop carries out, reduce the possibility that first hexagonal ring and second hexagonal ring rotate mutually and cause the support to become invalid, simultaneously owing to adopted the curb plate that sets firmly between outer loop and the double-deck heat preservation inner tube, and the buffering notch of seting up on the curb plate, reduce the oppression influence of outer loop department pressurized to double-deck heat preservation inner tube, increase double-deck heat preservation inner tube's stability.

Drawings

Fig. 1 shows a schematic perspective view of a structure provided according to an embodiment of the present invention;

fig. 2 shows a schematic view of a horizontal section structure at the central axis of a double-layer heat-preservation inner pipe provided by the embodiment of the utility model;

fig. 3 shows a schematic diagram of a vertical cross-sectional structure at an outer ring according to an embodiment of the present invention.

Illustration of the drawings:

1. a first hexagonal ring; 11. a first link; 12. a first shaft lever; 13. a second link; 2. a second hexagonal ring; 21. a third link; 22. a fourth link; 23. a second shaft lever; 3. a double-layer heat-preservation inner pipe; 4. a side plate; 5. an outer tank; 6. a buffer notch; 7. and (4) an outer ring.

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. 1-3, the present invention provides a technical solution: a nanometer heat-insulating oil pipe with a double-layer buffer structure comprises a double-layer heat-insulating inner pipe 3 and an outer ring 7 arranged outside the double-layer heat-insulating inner pipe 3, wherein a first hexagonal ring 1 and a second hexagonal ring 2 which are arranged at intervals are arranged outside the double-layer heat-insulating inner pipe 3, six first shaft levers 12 which are distributed in an annular equidistant manner are inserted in the first hexagonal ring 1, six second shaft levers 23 which are distributed in an annular equidistant manner are inserted in the second hexagonal ring 2, two sides of the outer ring 7 are respectively abutted against the first hexagonal ring 1 and the second hexagonal ring 2, a side plate 4 is fixedly arranged between the inner side of the outer ring 7 and the double-layer heat-insulating inner pipe 3, a buffer notch 6 is arranged on the side plate 4, an outer groove 5 which is inserted with the first shaft lever 12 and the second shaft lever 23 is arranged on the outer ring 7, so that the outer ring 7 limits the first shaft lever 12 and the second shaft lever 23 through the outer groove 5, thereby limiting and supporting the first hexagonal ring 1 and the second hexagonal ring 2, the possibility that the mutual axial dislocation of the first hexagonal ring 1 and the second hexagonal ring 2 generates the weakening of the supporting effect is reduced.

Specifically, as shown in fig. 1, the first sixth ring 1 includes three first connecting rods 11 and three second connecting rods 13 rotatably connected to the second connecting rods 13, six first shaft rods 12 are respectively inserted into the three first connecting rods 11 and the three second connecting rods 13, the three first connecting rods 11 and the two second connecting rods 13 are arranged at intervals and connected end to form a hexagonal structure, the second sixth ring 2 includes three third connecting rods 21 and three fourth connecting rods 22 rotatably connected to the third connecting rods 21, the six second shaft rods 23 are respectively inserted into the three third connecting rods 21 and the three fourth connecting rods 22, the three third connecting rods 21 and the four fourth connecting rods 22 are arranged at intervals and connected end to form a hexagonal structure, and the first sixth ring 1 and the second sixth ring 2 are both in a regular hexagonal structure to perform outer radial supporting and buffering of the double-layer heat preservation inner tube 3.

Specifically, as shown in fig. 3, the outer grooves 5 on the outer ring 7 are distributed in an annular equidistant manner, so that a 30-degree offset included angle is formed between the first hexagonal ring 1 and the second hexagonal ring 2 for supporting.

Specifically, as shown in fig. 1, the rotational joints of the third link 21 and the fourth link 22 are abutted to the first shaft 12, and the rotational joints of the first link 11 and the second link 13 are abutted to the second shaft 23, so that the first shaft 12 supports and abuts against the inner corner of the second hexagonal ring 2, and the second shaft 23 supports and abuts against the inner corner of the first hexagonal ring 1.

The working principle is as follows: when the device is used, firstly, the first shaft rod 12 and the second shaft rod 23 are supported by the first connecting rod 12 and the second connecting rod 23 through the rotary connection between the first connecting rod 11 and the second connecting rod 13, the rotary connection between the third connecting rod 21 and the fourth connecting rod 22 and the second shaft rod 23 inserted on the third connecting rod 21 and the fourth connecting rod 22, so that the first side ring 1 and the second side ring 2 are supported by each other, and the possibility of deformation of the first side ring 1 and the second side ring 2 is reduced; secondly, outer loop 7 through butt between first hexagonal ring 1 and the hexagonal ring 2 of second, and the outer groove 5 of seting up on the outer loop 7, the grafting between 5 and first axostylus axostyle 12 and the second axostylus axostyle 23 of rethread outer groove, and the annular equidistance setting of outer groove 5, make outer loop 7 carry out the angle spacing to first hexagonal ring 1 and the hexagonal ring 2 of second through first axostylus axostyle 12 and second axostylus axostyle 23, reduce the possibility that first hexagonal ring 1 and the mutual rotation of second hexagonal ring 2 caused the support failure, simultaneously through curb plate 4 that sets firmly between outer loop 7 and the double-deck heat preservation inner tube 3, and the buffer notch 6 of seting up on the curb plate 4, reduce the oppression influence of 7 departments pressurized of outer loop to double-deck heat preservation inner tube 3, increase the stability of double-deck heat preservation inner tube 3.

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. A nanometer heat-insulating oil pipe with a double-layer buffer structure comprises a double-layer heat-insulating inner pipe (3) and an outer ring (7) arranged at the outer side of the double-layer heat-insulating inner pipe (3), it is characterized in that a first hexagonal ring (1) and a second hexagonal ring (2) which are arranged at intervals are arranged on the outer side of the double-layer heat-preservation inner pipe (3), six first shaft levers (12) which are annularly and equidistantly distributed are inserted into the first hexagonal ring (1), six second shaft levers (23) which are annularly and equidistantly distributed are inserted in the second hexagonal ring (2), two sides of the outer ring (7) are respectively abutted against the first hexagonal ring (1) and the second hexagonal ring (2), a side plate (4) is fixedly arranged between the inner side of the outer ring (7) and the double-layer heat-preservation inner pipe (3), the side plate (4) is provided with a buffer notch (6), and the outer ring (7) is provided with an outer groove (5) which is inserted with the first shaft lever (12) and the second shaft lever (23).

2. The nanometer thermal insulation oil pipe with the double-layer buffer structure as claimed in claim 1, wherein the first hexagonal ring (1) comprises three first connecting rods (11) and three second connecting rods (13) rotatably connected with the second connecting rods (13), six first shaft rods (12) are respectively inserted into the three first connecting rods (11) and the three second connecting rods (13), and the three first connecting rods (11) and the three second connecting rods (13) are arranged at intervals and connected end to form a hexagonal structure.

3. The nanometer thermal insulation oil pipe with the double-layer buffer structure as claimed in claim 1, wherein the second hexagonal ring (2) comprises three third connecting rods (21) and three fourth connecting rods (22) rotatably connected with the third connecting rods (21), six second shaft rods (23) are respectively inserted into the three third connecting rods (21) and the three fourth connecting rods (22), and the three third connecting rods (21) and the four fourth connecting rods (22) are arranged at intervals and connected end to form a hexagonal structure.

4. The nanometer thermal insulation oil pipe with the double-layer buffer structure as claimed in claim 1, wherein the outer grooves (5) on the outer ring (7) are distributed in an annular shape at equal intervals.

5. The nano thermal insulation oil pipe with the double-layer buffer structure as claimed in claim 3, wherein the rotational joints of the third connecting rod (21) and the fourth connecting rod (22) are abutted against the first shaft rod (12).

6. The nano thermal insulation oil pipe with the double-layer buffer structure as claimed in claim 2, wherein the rotational joints of the first connecting rod (11) and the second connecting rod (13) are abutted against the second shaft rod (23).