CN206669136U - A kind of flexible compound oil pipe - Google Patents
A kind of flexible compound oil pipe Download PDFInfo
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- CN206669136U CN206669136U CN201720253843.1U CN201720253843U CN206669136U CN 206669136 U CN206669136 U CN 206669136U CN 201720253843 U CN201720253843 U CN 201720253843U CN 206669136 U CN206669136 U CN 206669136U
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- layer
- oil pipe
- flexible compound
- compound oil
- inner sandwich
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Abstract
A kind of flexible compound oil pipe disclosed in the utility model embodiment; including inner sandwich layer, critical external compressive resistance layer, anti-interior laminate layer, tensile layer and protective layer; wherein; the inner sandwich layer is fabricated by non-metallic resin; the circumferentially extending of the critical external compressive resistance layer and the length direction of the anti-interior laminate layer along the inner sandwich layer; the length direction of the tensile layer is axially extending along the inner sandwich layer, and the protective layer is located at the outermost layer of the flexible compound oil pipe.It is combined in the utility model by inner sandwich layer, critical external compressive resistance layer, anti-interior laminate layer, tensile layer and protective layer, and inner sandwich layer is fabricated for non-metallic resin, compared with prior art in antiacid alkali, H2S、CO2, be obviously improved on the corrosion material corrosive power such as bacterium.Therefore, corrosive pipeline breakage and associated safety accident can be reduced using the flexible compound oil pipe in the utility model, so as to reduce development cost.
Description
Technical field
Oil pipe technical field is the utility model is related to, more specifically to a kind of flexible compound oil pipe.
Background technology
Existing Oil/gas Well injects the oil field containing chemical deoiling and degreasing agent material into oil reservoir on stream, by oil pipe and adopted
Go out liquid, contain higher corrosion bacteria, chemical substance in oil field mining liquid, such as：Sulfur dioxide, iron bacterium, saprophytic bacteria, sulphur
Change bacterium etc..And oil pipe current at present is steel pipe, after the conveying use of long-time oil field mining liquid, pipe corrosion can be caused
Breakage, it is broken, ties cured blocking, seriously can then cause industrial accident, for oil field production increase cost.
Therefore, how a kind of oil pipe is provided, corrosive pipeline is damaged and associated safety accident to reduce, so as to reduce exploitation into
This, turns into those skilled in the art's technical problem urgently to be resolved hurrily.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of flexible compound oil pipe, to reduce corrosive pipeline breakage
And associated safety accident, so as to reduce development cost.
To achieve the above object, the utility model provides following technical scheme：
A kind of flexible compound oil pipe, including inner sandwich layer, critical external compressive resistance layer, anti-interior laminate layer, tensile layer and protective layer, wherein, institute
Inner sandwich layer is stated to be fabricated by non-metallic resin, the critical external compressive resistance layer and it is described it is anti-in laminate layer length direction along the inner sandwich layer
Circumferentially extending, the length direction of the tensile layer is located at the flexibility along the axially extending of the inner sandwich layer, the protective layer
The outermost layer of composite oil pipe.
Preferably, in above-mentioned flexible compound oil pipe, the inner sandwich layer is by polyethylene, polyvinyl chloride, polypropylene, poly- ammonia
Ester, polyamide, Kynoar or modified high-molecular polymer extrusion molding.
Preferably, in above-mentioned flexible compound oil pipe, the critical external compressive resistance layer is formed by steel wire winding.
Preferably, in above-mentioned flexible compound oil pipe, the anti-interior laminate layer is formed by high-intensity fiber and flat type steel strip winding.
Preferably, in above-mentioned flexible compound oil pipe, the high-intensity fiber is industrial polyester fiber, aramid fiber, carbon fibre
Dimension or basalt.
Preferably, in above-mentioned flexible compound oil pipe, the tensile layer is steel wire.
Preferably, in above-mentioned flexible compound oil pipe, the protective layer is by polyethylene, polyvinyl chloride, polypropylene, poly- ammonia
Ester, polyamide, Kynoar or modified high-molecular polymer extrusion molding.
Preferably, in above-mentioned flexible compound oil pipe, the critical external compressive resistance layer is wound with abrasionproof tack coat with the inner sandwich layer.
It can be seen from the above technical scheme that by inner sandwich layer, critical external compressive resistance layer, anti-interior laminate layer, tension in the utility model
Layer and protective layer are combined, and inner sandwich layer is fabricated for non-metallic resin, compared with prior art in antiacid alkali, H2S、
CO2, be obviously improved on the corrosion material corrosive power such as bacterium.Therefore, using the flexible compound oil pipe in the utility model
Corrosive pipeline breakage and associated safety accident can be reduced, so as to reduce development cost.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The main structure diagram for the flexible compound oil pipe that Fig. 1 is provided by the utility model embodiment；
The cross section structure diagram for the flexible compound oil pipe that Fig. 2 is provided by the utility model embodiment.
Wherein, 1 it is inner sandwich layer, 2 be critical external compressive resistance layer, 3 be abrasionproof adhesive linkage, 4 be laminate layer in anti-, 5 be tensile layer, 6 is guarantor
Sheath.
Embodiment
Core of the present utility model is to provide a kind of flexible compound oil pipe, to reduce corrosive pipeline breakage and associated safety
Accident, so as to reduce development cost.
Hereinafter, embodiment is illustrated referring to the drawings.In addition, embodiments illustrated below is not to described in claim
Utility model content rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to conduct
Necessary to the solution of utility model described in claim.
Fig. 1 to Fig. 2 is referred to, Fig. 1 is shown by the front view structure for the flexible compound oil pipe that the utility model embodiment provides
It is intended to；The cross section structure diagram for the flexible compound oil pipe that Fig. 2 is provided by the utility model embodiment.
Flexible compound oil pipe disclosed in the utility model embodiment, including inner sandwich layer 1, critical external compressive resistance layer 2, it is anti-in laminate layer 4, anti-
Layer 5 and protective layer 6 are drawn, wherein, the inner sandwich layer 1 is fabricated by non-metallic resin, the critical external compressive resistance layer 2 and the anti-internal pressure
Circumferentially extending of the length direction along the inner sandwich layer 1 of layer 4, the axial direction of the length direction of the tensile layer 5 along the inner sandwich layer 1
Extension, the protective layer 6 are located at the outermost layer of the flexible compound oil pipe.
It is combined in the utility model by inner sandwich layer 1, critical external compressive resistance layer 2, anti-interior laminate layer 4, tensile layer 5 and protective layer 6, and
Inner sandwich layer 1 is fabricated for non-metallic resin, compared with prior art in antiacid alkali, H2S、CO2, the material corrosion of corrosion bacterium etc.
It is obviously improved in ability.Therefore, using the flexible compound oil pipe in the utility model can reduce corrosive pipeline it is damaged and
Associated safety accident, so as to reduce development cost.
In the utility model embodiment, for inner sandwich layer 1 by non-metallic resin extrusion forming, the non-metallic resin is poly- second
Alkene, polyvinyl chloride, polypropylene, polyurethane, polyamide, Kynoar or modified high-molecular polymer.Because inner sandwich layer 1 uses
Non-metallic resin, more conventional steel pipe is in antiacid alkali, H2S、CO2, have the lifting of matter on the corrosion material corrosive power such as bacterium.
In addition, the coefficient of friction resistance of the inner sandwich layer 1 of non-metallic resin structure be 0.001, be the steel coefficient of friction resistance 200/
One, there is good ant-scaling, resistive connection wax effect.
Critical external compressive resistance layer 2 surrounds for the steel wire of circumferentially extending of the length direction along inner sandwich layer 1, can be specifically steel wire winding
Form, there is continuous structure；Steel wire winding pitch is changed according to specifically used environment so as to change the critical external compressive resistance energy of the Rotating fields
Power, fine pith can increase critical external compressive resistance ability, as the increase critical external compressive resistance ability of winding pitch reduces.
Critical external compressive resistance layer 2 can also be the annulus that surrounds of steel wire along the axial arranged multiple of inner sandwich layer 1.It is adjacent by changing
Spacing between annulus changes the critical external compressive resistance ability of this layer, and the smaller critical external compressive resistance ability of spacing is bigger.
In the utility model embodiment, the anti-interior laminate layer 4 is formed by high-intensity fiber and flat type steel strip winding.High-intensity fiber
For industrial polyester fiber, aramid fiber, carbon fiber or basalt.
The tensile layer 5 is steel wire, is axially laid along body, has reached pipe using uniform processing in pipeline section circumference
Body tensile property is balanced.
Protective layer 6 is by polyethylene, polyvinyl chloride, polypropylene, polyurethane, polyamide, Kynoar or modified high-molecular
Polymer extrusion molding.
The critical external compressive resistance layer 2 is wound with abrasionproof tack coat 3 with the inner sandwich layer 1.Because the type pipeline belongs in structure
Non-adhesive structure, therefore mutually sliding, abrasion between the layers be present, at the same in order to by inner sandwich layer 1, it is anti-in laminate layer 4 and anti-outer
Laminate layer 2, which is wound, fixes to protect.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (8)
1. a kind of flexible compound oil pipe, it is characterised in that including inner sandwich layer (1), critical external compressive resistance layer (2), anti-interior laminate layer (4), tension
Layer (5) and protective layer (6), wherein, the inner sandwich layer (1) is fabricated by non-metallic resin, the critical external compressive resistance layer (2) and described
Circumferentially extending of the length direction of laminate layer (4) along the inner sandwich layer (1) in anti-, the length direction of the tensile layer (5) is described in
Inner sandwich layer (1) it is axially extending, the protective layer (6) is located at the outermost layer of the flexible compound oil pipe.
2. flexible compound oil pipe as claimed in claim 1, it is characterised in that the inner sandwich layer (1) is by polyethylene, polychlorostyrene second
Alkene, polypropylene, polyurethane, polyamide, Kynoar or modified high-molecular polymer extrusion molding.
3. flexible compound oil pipe as claimed in claim 2, it is characterised in that the critical external compressive resistance layer (2) is formed by steel wire winding.
4. flexible compound oil pipe as claimed in claim 3, it is characterised in that it is described it is anti-in laminate layer (4) by high-intensity fiber and flat
Steel band of model is entwined.
5. flexible compound oil pipe as claimed in claim 4, it is characterised in that the high-intensity fiber is industrial polyester fiber, virtue
Synthetic fibre fiber, carbon fiber or basalt.
6. flexible compound oil pipe as claimed in claim 5, it is characterised in that the tensile layer (5) is steel wire.
7. flexible compound oil pipe as claimed in claim 6, it is characterised in that the protective layer (6) is by polyethylene, polychlorostyrene second
Alkene, polypropylene, polyurethane, polyamide, Kynoar or modified high-molecular polymer extrusion molding.
8. flexible compound oil pipe as claimed in claim 7, it is characterised in that the critical external compressive resistance layer (2) and the inner sandwich layer (1)
It is wound with abrasionproof tack coat (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720253843.1U CN206669136U (en) | 2017-03-15 | 2017-03-15 | A kind of flexible compound oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720253843.1U CN206669136U (en) | 2017-03-15 | 2017-03-15 | A kind of flexible compound oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206669136U true CN206669136U (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720253843.1U Active CN206669136U (en) | 2017-03-15 | 2017-03-15 | A kind of flexible compound oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206669136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959008A (en) * | 2020-07-09 | 2020-11-20 | 张毅 | Preparation method of high-strength bamboo fiber winding composite pipe |
-
2017
- 2017-03-15 CN CN201720253843.1U patent/CN206669136U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959008A (en) * | 2020-07-09 | 2020-11-20 | 张毅 | Preparation method of high-strength bamboo fiber winding composite pipe |
| CN111959008B (en) * | 2020-07-09 | 2022-03-11 | 张毅 | Preparation method of high-strength bamboo fiber winding composite pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210310 Address after: 053000 North District of Hengde Industrial Park, Jingxian County, Hengshui City, Hebei Province Patentee after: Hebei Bozhuang flexible composite pipe Co.,Ltd. Address before: 053500 No.53, Erzhong North Road, Jing County, Hengshui City, Hebei Province Patentee before: HEBEI HENG AN TAI PIPELINE Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220629 Address after: 053000 1006, Zone C, Jingxian business city, Hengshui City, Hebei Province Patentee after: Hebei yongshuo Energy Engineering Technology Co.,Ltd. Address before: 053000 North District of Hengde Industrial Park, Jingxian County, Hengshui City, Hebei Province Patentee before: Hebei Bozhuang flexible composite pipe Co.,Ltd. |
|
| TR01 | Transfer of patent right |