CN202074144U - Steel plastic composite hose for shallow sea - Google Patents
Steel plastic composite hose for shallow sea Download PDFInfo
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- CN202074144U CN202074144U CN2011201549357U CN201120154935U CN202074144U CN 202074144 U CN202074144 U CN 202074144U CN 2011201549357 U CN2011201549357 U CN 2011201549357U CN 201120154935 U CN201120154935 U CN 201120154935U CN 202074144 U CN202074144 U CN 202074144U
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- pipeline
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- shallow sea
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Abstract
The utility model relates to a steel plastic composite hose for shallow sea, which belongs to the technical field of pipeline facilities and is formed by compounding a fluid sealing layer, an reinforced layer, a wear-resistant layer, a weight balancing layer and a protection layer, wherein the reinforcing layer is formed by winding or weaving metallic or nonmetallic wires, ropes and belts, the fluid sealing layer, the wear-resistant layer and the protection layer are made of polyethylene or nylon, and the weight balancing layer is made of sea water corrosion resistant metallic materials and is sheathed on the outer surface of the wear-resistant layer in sections. The pipeline of the steel plastic composite hose is a long-distance continuous flexible pipeline, the weight balancing layer is in sectioned arrangement, and the coilable flexibility of the pipeline is maintained, so the long-distance coiling of the steel plastic composite hose can be realized, and simultaneously, the pipeline can sufficiently sink into the sea bottom through the dead weight. When being used for paving sea bottom pipelines, the steel plastic composite hose has the advantages that the length of the single pipeline is long, the joints are fewer, the internal and external corrosion resistant effects are realized, the self sinking is realized, the construction is fast and convenient, a towboat can be used for pavement, expensive professional pipeline pavement boats are not needed, and the like. The steel plastic composite hose has high technical and economic effects.
Description
Technical field
The utility model relates to a kind of shallow sea and moulds composite soft tube with steel, belongs to the piping facility technical field.
Background technique
Submarine oil-transportation, feed channel are the chief components of offshore oil, gas field development production system, it is the continuous big gauging of conveying, quick, the safest and the most most economical means of transportation of gas, by submarine pipeline can be the production collection in offshore oil, gas field defeated and storing and transporting system connect, also can with offshore oil, gas field and by land industrial system connect.In recent decades, along with continually developing of offshore oil, gas field, submarine oil-transportation, feed channel have in fact become a kind of effective transportation means that is widely used in offshore oil industry.
Submarine oil-transportation, tracheae are mainly selected seamless steel pipe and steel pipes with straight for use, need be coated with thermal insulation layer at steel pipe in order to be incubated; Then need to do outside anti-corrosion insulating layer and protective coating for anticorrosion, in the submarine pipeline that China has laid, small-bore pipe all adopts seamless steel pipe at present, and what the medium caliber pipe adopted mostly is the resistance welding steel pipes with straight, and large-diameter pipe adopts straight seam welded steel pipe.In the laying method of submarine pipeline, mainly contain: the method for swimming, suspend drag method, from " J " of bottom tow method, pipelaying vessel metbod and deepwater regions type laying-out tube process etc.Though the cost of steel pipe is relatively cheap, its installation then needs large-scale installation ship, so the cost of whole pipe is very expensive; Except that using seamless steel pipe and steel pipes with straight, can also use the flexible hose of external well-known flexible hose such as the Wellstream of Coflexip, Britain of France and the Pipelife of Holland manufacturer exploitation, but flexible hose involves great expense, the installation ship that also needs specialty is installed, so whole cost is also very expensive.
The model utility content
Technical problem to be solved in the utility model is, overcome the shortcoming of prior art, propose a kind of withstand voltage, corrosion-resistant, be incubated, be convenient to the transportation, install quick and convenient, manufacture cost and installation cost are all relatively low, and the composite soft tube road is moulded with steel in the shallow sea that can drown oneself.
In order to solve above technical problem, the utility model provides a kind of shallow sea to mould the described steel of composite soft tube with steel and moulds composite soft tube and be provided with fluid tight layer, enhancement layer, wearing layer, weight coating and protective coating from the inside to the outside successively; Described fluid tight layer, enhancement layer and wearing layer tight bond from the inside to the outside constitute bonding integral tube wall construction.
The technological scheme that the utility model further limits is: composite soft tube is moulded with steel in aforesaid shallow sea, described enhancement layer is twined by two-layer at least reinforcing band to be made, and reinforcing band is adopted as aramid fibre rope and medium density polyethylene or thermoplastic materials such as PP-R or PE-RT and makes through extruding coating or hot-rolling moulding; And the described reinforcing band of adjacent two layers twines with opposite rotation direction respectively, and wherein the first layer reinforcing band is wrapped on the fluid tight layer, and the opposite rotation direction of second layer reinforcing band is wrapped on the first layer.
Aforementioned wearing layer material adopts medium density polyethylene or thermoplastic materials such as PP-R or PE-RT to extrude through coating and makes.
Composite soft tube is moulded with steel in aforesaid shallow sea, and described weight coating is made up of some balancing weights, and segmentation is arranged on the described wearing layer; Described balancing weight is made by the metal of high silicon cast iron or other surface-coated seawater corrosion resistance material, and improving the relative density of pipeline, the proportion that makes pipeline is greater than seawater, the installation of being convenient to drown oneself; The conical surface or sphere are adopted in axial cooperation between the described balancing weight, make and can rotate mutually between the balancing weight, be beneficial to the shallow sea steel-plastic composite pipe bending, coil.
Further, composite soft tube is moulded with steel in aforesaid shallow sea, between each adjacent layer of described fluid tight layer, enhancement layer and wearing layer or whole by infrared or microwave heating bond vitrified.
The beneficial effects of the utility model are: enhancement layer of the present utility model is made up of two-layer reinforcing band, the angle that two-layer reinforcing band is identical with numerical value, direction is opposite, revolve winding about dividing, not only twine easily, and because the two adjacent rings reinforcing band of every layer of enhancement layer is parallel, therefore when body is stressed, can well offset radial force, improve the bearing capacity of pipe.Outside wearing layer, increase weight coating, have opposing internal pressure, outside hydrostatic pressure and shock effect, because balancing weight is segmentation and axially has the conical surface or sphere cooperates, thus can be crooked, coil, reach the long purpose of continuous length; Weight coating can effectively be adjusted body density, can drown oneself when construction, is convenient to construction.So the utility model possess the pressure-bearing height, corrosion-resistant, can be incubated, the life-span is long, can coil the supply of material, the advantage such as convenient of constructing.
Description of drawings
Fig. 1 is the utility model example structure schematic representation.
Fig. 2 is the weight coating generalized section of Fig. 1.
Embodiment
Embodiment 1
The composite soft tube road is moulded as shown in Figure 1 with steel in the shallow sea of present embodiment, be followed successively by fluid tight layer 11, enhancement layer 21, wearing layer 31, weight coating 41 and protective coating 51 from the inside to the outside, fluid tight layer 11 is made through extruding and moulding by thermoplastic materials such as PPR or PE-RT, and wearing layer is coated to extrude by thermoplastic materials such as medium density polyethylene material or PP-R or PE-RT and makes.Between fluid tight layer 11 and wearing layer 31, also has very important enhancement layer 21.
In concrete working process, at first make the reinforcing band of enhancement layer 21, through making through extruding coating or hot-rolling moulding with thermoplastic materials such as medium density polyethylene or PP-R or PE-RT, it is standby to use reel that reinforcing band is enclosed the receipts back by fixed length by the aramid fibre rope for this reinforcing band.
Fluid tight layer is by behind the extrusion forming and diameter-setting, before twining the first layer reinforcing band, the one side that convection cell sealing layer outer surface and first layer reinforcing band and fluid-tight laminar surface are to be bondd is carried out infrared or microwave heating, then the first layer reinforcing band is wrapped on the fluid-tight laminar surface with certain angle of equilibrium, realizes twining and the welding bonding; The outer surface of the above-mentioned first layer reinforcing band that has twined bonding and second layer reinforcing band are treated that with it bonding one side carries out infrared or microwave heating, then second layer reinforcing band is wrapped in outer surface, realization winding and the welding bonding of first layer reinforcing band with opposite rotation direction.Need bear bigger pressure as pipeline, can be improved, make winding layer become bilayer, four layers of winding or more multi-layered winding enhancement layer 21.
Outer surface to above-mentioned formed body heats, and extrudes the coating wearing layer, the moulding sizing, and interior three layers of composite soft tube are moulded in the shallow sea that forms the bonded type tube wall with steel.Also can be with the fluid tight layer extruding and moulding, enhancement layer is Wrapping formed, wearing layer is Overmolded complete after, use infrared or microwave carries out the integral body heating, realize that tube wall is bonding.
Need to prove that above-mentioned three-decker mode infrared by integral body or microwave heating forms the bonded type structural pipe wall of tight bond.
Reinforcing band in the above-mentioned enhancement layer revolves winding with the angle of equilibrium about branch, the first layer reinforcing band is wrapped on the fluid tight layer, and second layer reinforcing band is wrapped on the first layer, can twine very easily like this.Two-layer reinforcing band twines with the angle of equilibrium, makes that radial force can be offset when body is stressed.
Finish the balancing weight that puts that is interrupted after the making of three first layers on wearing layer 31, form one deck weight coating 41, the body that will install balancing weight is through extruder, and coating on the surface of weight coating 41 is high density polyethylene (HDPE) or other thermoplastic material protective coating 51.
In addition to the implementation, the utility model can also have other mode of executions.All employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (5)
1. composite soft tube is moulded with steel in a shallow sea, it is characterized in that: described steel is moulded composite soft tube and is followed successively by fluid tight layer, enhancement layer, wearing layer, weight coating and protective coating from the inside to the outside.
2. composite soft tube is moulded with steel in shallow sea according to claim 1, it is characterized in that: described enhancement layer is twined by two-layer at least reinforcing band to be made, and the described reinforcing band of adjacent two layers twines with opposite rotation direction respectively.
3. composite soft tube is moulded with steel in shallow sea according to claim 1, it is characterized in that: described weight coating is made up of some balancing weights, and segmentation is arranged on the described wearing layer.
4. composite soft tube is moulded with steel in shallow sea according to claim 3, it is characterized in that: described balancing weight has the metal of seawater corrosion resistance material to make by high silicon cast iron or surface-coated, and the conical surface or sphere are adopted in the axial cooperation between the described balancing weight.
5. composite soft tube is moulded with steel in shallow sea according to claim 1, it is characterized in that: between each adjacent layer of described fluid tight layer, enhancement layer and wearing layer or whole by infrared or microwave heating bond vitrified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201549357U CN202074144U (en) | 2011-05-16 | 2011-05-16 | Steel plastic composite hose for shallow sea |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201549357U CN202074144U (en) | 2011-05-16 | 2011-05-16 | Steel plastic composite hose for shallow sea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202074144U true CN202074144U (en) | 2011-12-14 |
Family
ID=45112247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201549357U Expired - Lifetime CN202074144U (en) | 2011-05-16 | 2011-05-16 | Steel plastic composite hose for shallow sea |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202074144U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089111A (en) * | 2014-07-01 | 2014-10-08 | 山东冠通蓝海石油管材有限公司 | Enhanced type mixed material non-binding flexible tube |
| CN104662349A (en) * | 2012-08-03 | 2015-05-27 | 泰克尼普法国公司 | Flexible underwater pipe including a layer including a polyethylene having enhanced heat resistance |
| CN104903573A (en) * | 2012-11-07 | 2015-09-09 | 阿贝尔基金会 | Ocean thermal energy conversion power plant |
| CN105564001A (en) * | 2016-01-27 | 2016-05-11 | 招金矿业股份有限公司蚕庄金矿 | Method for pasting abrasion-resistant layer on surface of meltable non-metallic material and product treated through method |
| CN107820552A (en) * | 2015-06-22 | 2018-03-20 | 拉瓦瑞尼卡斯特迪有限责任公司 | Particularly for the equipment that oils, the heating tube that is oiled particularly for metal static electrification |
| US12030287B2 (en) | 2012-08-03 | 2024-07-09 | Technip France | Flexible underwater pipe including a layer including a polyethylene having enhanced heat resistance |
-
2011
- 2011-05-16 CN CN2011201549357U patent/CN202074144U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104662349A (en) * | 2012-08-03 | 2015-05-27 | 泰克尼普法国公司 | Flexible underwater pipe including a layer including a polyethylene having enhanced heat resistance |
| US12030287B2 (en) | 2012-08-03 | 2024-07-09 | Technip France | Flexible underwater pipe including a layer including a polyethylene having enhanced heat resistance |
| CN104903573A (en) * | 2012-11-07 | 2015-09-09 | 阿贝尔基金会 | Ocean thermal energy conversion power plant |
| CN104903573B (en) * | 2012-11-07 | 2021-11-02 | 阿贝尔基金会 | Ocean thermal energy conversion power station |
| CN104089111A (en) * | 2014-07-01 | 2014-10-08 | 山东冠通蓝海石油管材有限公司 | Enhanced type mixed material non-binding flexible tube |
| CN107820552A (en) * | 2015-06-22 | 2018-03-20 | 拉瓦瑞尼卡斯特迪有限责任公司 | Particularly for the equipment that oils, the heating tube that is oiled particularly for metal static electrification |
| CN107820552B (en) * | 2015-06-22 | 2020-02-07 | 拉瓦瑞尼卡斯特迪有限责任公司 | Heating pipe for electrostatic oiling of metal strip |
| CN105564001A (en) * | 2016-01-27 | 2016-05-11 | 招金矿业股份有限公司蚕庄金矿 | Method for pasting abrasion-resistant layer on surface of meltable non-metallic material and product treated through method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NANJING CHENGUANG OPR COMPOSITE PIPE ENGINEERING CO., LTD. Assignor: Aerosun Corp. Contract record no.: 2013320000091 Denomination of utility model: Steel plastic composite hose for shallow sea Granted publication date: 20111214 License type: Exclusive License Record date: 20130312 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EM01 | Change of recordation of patent licensing contract |
Change date: 20160317 Contract record no.: 2013320000091 Assignee after: NANJING CHENGUANG COMPOSITE PIPE ENGINEERING CO., LTD. Assignee before: NANJING CHENGUANG OPR COMPOSITE PIPE ENGINEERING CO., LTD. |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111214 |
|
| CX01 | Expiry of patent term |