CN209163737U - A kind of high abrasion standpipe for undersea mining - Google Patents
A kind of high abrasion standpipe for undersea mining Download PDFInfo
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- CN209163737U CN209163737U CN201821723026.9U CN201821723026U CN209163737U CN 209163737 U CN209163737 U CN 209163737U CN 201821723026 U CN201821723026 U CN 201821723026U CN 209163737 U CN209163737 U CN 209163737U
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- abrasion
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Abstract
A kind of high abrasion standpipe for undersea mining, this kind of high abrasion standpipe belongs to the key member dug up mine in ocean engineering field, high abrasion polyurethane liner is lined with inside its pipeline, polyurethane liner elder generation's extrusion forming is tubulose, then it is handled and is mounted in standpipe by undergauge, and use special close-coupled flange, the designed joint by the way of male and fomale(M&F), guarantee the wearability and easy for installation at bump joint, polyurethane liner has resilience, it can realize that internal lining pipe and standpipe inner wall fit closely tensioning after cooling, reliably link together, polyurethane liner is improved using nanotechnology, with inorganic nano network structure, three-dimensional network is formed by high-strength nano tubular structure, effectively raise the heat resistance of material, the microstructure of material is phyllosilicate, coefficient of friction can be effectively reduced, and have extraordinary Wear-resisting property, 4 times or more, 10 times or more of no liner steel standpipe up to abrasive rubber lining of service life.
Description
Technical field
The utility model relates to a kind of production riser of ocean engineering field, especially with regard to a kind of for undersea mining
High abrasion standpipe.
Background technique
Mining deposits abundant are contained in ocean, as exhaustion, the exploitation of seabed mineral reserve increasingly of land resource are gradually emerging
It rises, from petroleum, natural gas to combustible ice and various solid minerals, standpipe is that mining deposits are transported to sea or more from seabed
Facility on ocean platform or ship gradually goed deep into ocean development in recent years, and standpipe has been that deep sea deposits resource is opened
The most critical facility of hair.
The oil and natural gas contained in deep-sea can carry solid particle, in pipeline during exploitation and conveying
Wall causes serious erosion, when acquiring seabed solid mineral, utilizes Hydraulic transportation or pneumatic conveying to the mistake on sea in ore
Cheng Zhong will also result in serious erosion to the inner wall of standpipe, and existing standpipe only considered different medium opposition in the design process
The corrosiveness of pipe does not consider that solid dielectric acts on the erosion of inner wall of the pipe, thus may cause pipeline and be used for a long time
It fails in the process since erosion acts on, brings great risk to production.
Since the operating pressure of deep sea vertical pipe constantly increases and the uncertainty of seabed mineral reserve with the increase of the depth of water,
Requirement of the deep sea vertical pipe to sealed pressure and wearability is higher, and abrasion-proof pipe of the tradition with liner is all lower using pressure,
Its connector is all made of nonmetallic materials sealing, and sealability is not able to satisfy the requirement of the wear-resisting standpipe in deep-sea, at present without conduct yet
The precedent that deep sea vertical pipe uses.
Utility model content
The utility model is intended to provide a kind of high abrasion standpipe for undersea mining.
To realize the above-mentioned technical purpose, the utility model uses following technical scheme, and a kind of height for undersea mining is resistance to
Standpipe is ground, the standpipe includes the steel pipe, bump joint and high molecular material internal lining pipe, steel pipe and method of trandfer fluid
The inner surface of blue connector is lined with the internal lining pipe of high molecular material extrusion forming, and internal lining pipe is made of high molecular abrasion-proof material, described
The bump joint of standpipe is steel forge piece, and form of flanges uses close-coupled flange, after flange screw, end face fitting preferably, flange
The end face of connector uses concavo-convex design, and male and fomale(M&F) is arranged on the inside of the flange, is lined on the inside of the convex flange with convex surface resistance to
Layer is ground, with female flange with concave surfaces wearing layer thickeies close at end face of flange and to be arranged a slope excessive, inside is arranged one
Groove is matched with convex flange, and slope excessively washes away seam crossing not in face of direction of flow, and flange inner wall and conveying are situated between
Identical high molecular abrasion-proof material, the steel pipe and convex flange and concave surface method are lined in the part of matter contact and pipeline
Orchid, which is respectively welded, connects into standpipe pipeline section, when being connected between standpipe pipeline section, the convex flange and female flange of different standpipe pipeline sections
Connection applies pretightning force, the method for convex flange and female flange to convex flange and female flange using studs and nut
It is equipped with sealing ring between blue end face and forms sealing surface.
Preferably, the high molecular abrasion-proof material is made of nano-polyurethane material, by high-strength nano tubulose knot
It is configured to three-dimensional network, the microstructure of material is phyllosilicate.
Preferably, the high molecular abrasion-proof material that internal lining pipe uses is thermoplastic macromolecule material.
The high molecular abrasion-proof material that the utility model internal lining pipe uses is made of the polyurethane material of nanotechnology improvement,
Three-dimensional network is formed by high-strength nano tubular structure, effectively raises the heat resistance of material；The microstructure of material is layer
Shape silicate can effectively reduce coefficient of friction；High molecular material is made of high abrasion polyurethane material, and wear-resisting property reaches
To 4 times or more of traditional abrasive rubber liner, reach 10 times of no lined steel pipe or more, the use temperature range of high molecular material
Be -50 DEG C~100 DEG C, with flange with concave surfaces close at end face of flange wearing layer thicken and a slope is set excessive, inside
A groove is arranged to match with convex flange survey, slope excessively washes away seam crossing not in face of direction of flow, avoids and connects
Damage is too fast at head, and thickeies in joint, effectively improves service life.
The utility model have excellent wearability, low friction resistance, can conveying clamp have solid fluid, liner layer
The polyurethane improved using inorganic nano material, density of material is small, light-weight, while the utility model can be in the 3000m depth of water
Deep-sea uses and can be used for exploiting the higher petroleum of seabed sand content, natural gas resource and the solid mineral reserve using Hydraulic transportation,
Using inside concavo-convex design, flange installation is relatively easy to in, and inside wearing layer also uses male and fomale(M&F) to cooperate, and in joint
Thicken, can effectively reduce the abrasion of seam crossing, and at extending connector wearing layer service life；The utility model construction is simple side
Just, connection type is easier to realize, also has that operation and maintenance cost is low, safety compared to rubber liner and metal wear-resistant steel pipe
The features such as high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
In figure: 1, steel pipe；2, nut；3, sealing ring；4, internal lining pipe；5, studs；6, convex flange；7, concave surface
Flange.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, the company being also possible to inside two elements
It is logical, it can be directly connected, it can also be indirectly connected through an intermediary.For the ordinary skill in the art, may be used
To understand the concrete meaning of above-mentioned term as the case may be.
As shown in Figure 1, a kind of high abrasion standpipe for undersea mining, the standpipe include the steel pipe of trandfer fluid
1, the inner surface of bump joint and high molecular material internal lining pipe 4, steel pipe 1 and bump joint is lined with high molecular material and is squeezed into
The internal lining pipe 4 of type, internal lining pipe 4 are made of high molecular abrasion-proof material, and the bump joint of the standpipe is steel forge piece, form of flanges
Using close-coupled flange, after flange screw, preferably, the end face of bump joint uses concavo-convex design, the flange for end face fitting
Male and fomale(M&F) is arranged in inside, is lined with wearing layer on the inside of the convex flange 6 with convex surface, with female flange 7 with concave surfaces close to method
Blue endface wearing layer thickeies and to be arranged a slope excessive, and inside is arranged a groove and matches with convex flange 6, and slope is excessively met
Direction of flow seam crossing is not washed away, part that flange inner wall is contacted with pumped (conveying) medium and be lined in pipeline identical
High molecular abrasion-proof material, the steel pipe 1 are respectively welded with convex flange 6 and female flange 7 and connect into standpipe pipeline section, standpipe
When connecting between pipeline section, the convex flange 6 and female flange 7 of different standpipe pipeline sections are connected, right using studs 5 and nut 2
Convex flange 6 and female flange 7 apply pretightning force, and sealing ring 3 is equipped between convex flange 6 and the end face of flange of female flange 7
Form sealing surface.
Preferably, the high molecular abrasion-proof material is made of nano-polyurethane material, by high-strength nano tubulose knot
It is configured to three-dimensional network, the microstructure of material is phyllosilicate.
Preferably, the high molecular abrasion-proof material that internal lining pipe 4 uses is thermoplastic macromolecule material.
The high molecular abrasion-proof material that the utility model internal lining pipe uses is made of the polyurethane material of nanotechnology improvement,
Three-dimensional network is formed by high-strength nano tubular structure, effectively raises the heat resistance of material；The microstructure of material is layer
Shape silicate can effectively reduce coefficient of friction；High molecular material is made of high abrasion polyurethane material, and wear-resisting property reaches
To 4 times or more of traditional abrasive rubber liner, reach 10 times of no lined steel pipe or more, the use temperature range of high molecular material
Be -50 DEG C~100 DEG C, with flange with concave surfaces close at end face of flange wearing layer thicken and a slope is set excessive, inside
A groove is arranged to match with convex flange survey, slope excessively washes away seam crossing not in face of direction of flow, avoids and connects
Damage is too fast at head, and thickeies in joint, effectively improves service life.
The utility model have excellent wearability, low friction resistance, can conveying clamp have solid fluid, liner layer
The polyurethane improved using inorganic nano material, density of material is small, light-weight, while the utility model can be in the 3000m depth of water
Deep-sea uses and can be used for exploiting the higher petroleum of seabed sand content, natural gas resource and the solid mineral reserve using Hydraulic transportation,
Using inside concavo-convex design, flange installation is relatively easy to in, and inside wearing layer also uses male and fomale(M&F) to cooperate, and in joint
Thicken, can effectively reduce the abrasion of seam crossing, and at extending connector wearing layer service life；The utility model construction is simple side
Just, connection type is easier to realize, also has that operation and maintenance cost is low, safety compared to rubber liner and metal wear-resistant steel pipe
The features such as high.
In the description of this specification, the description meaning of reference term " one embodiment ", " example " or " some examples " etc.
Refer to that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least the one of the utility model
In a embodiment or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment
Or example.Moreover, particular features, structures, materials, or characteristics described in any one or more embodiments or can be shown
It can be combined in any suitable manner in example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (3)
1. a kind of high abrasion standpipe for undersea mining, which is characterized in that the standpipe include trandfer fluid steel pipe,
The inner surface of bump joint and high molecular material internal lining pipe, steel pipe and bump joint is lined with high molecular material extrusion forming
Internal lining pipe, internal lining pipe are made of high molecular abrasion-proof material, and the bump joint of the standpipe is steel forge piece, and form of flanges is using tight
Gather formula flange, after flange screw, end face fitting, the end face of bump joint uses concavo-convex design, and setting is recessed on the inside of the flange
Convex surface, the convex flange inside with convex surface is lined with wearing layer, with female flange with concave surfaces wear-resisting close at end face of flange
Layer thickeies and to be arranged a slope excessive, and inside is arranged a groove and matches with convex flange, and slope excessively makes in face of direction of flow
Seam crossing is not washed away, part that flange inner wall is contacted with pumped (conveying) medium and be lined with identical high molecular abrasion-proof material in pipeline
Material, the steel pipe and convex flange and female flange are respectively welded and connect into standpipe pipeline section, when being connected between standpipe pipeline section,
The convex flange of different standpipe pipeline sections is connected with female flange, is applied using studs and nut to convex flange and female flange
Add pretightning force, sealing ring is equipped between convex flange and the end face of flange of female flange and forms sealing surface.
2. high abrasion standpipe according to claim 1, which is characterized in that the high molecular abrasion-proof material uses the poly- ammonia of nanometer
Ester material is made, and forms three-dimensional network by high-strength nano tubular structure, the microstructure of material is phyllosilicate.
3. high abrasion standpipe according to claim 2, which is characterized in that the high molecular abrasion-proof material that internal lining pipe uses is warm
Plastic macromolecule material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821723026.9U CN209163737U (en) | 2018-10-23 | 2018-10-23 | A kind of high abrasion standpipe for undersea mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821723026.9U CN209163737U (en) | 2018-10-23 | 2018-10-23 | A kind of high abrasion standpipe for undersea mining |
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| Publication Number | Publication Date |
|---|---|
| CN209163737U true CN209163737U (en) | 2019-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821723026.9U Active CN209163737U (en) | 2018-10-23 | 2018-10-23 | A kind of high abrasion standpipe for undersea mining |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096387A (en) * | 2020-09-27 | 2020-12-18 | 中油国家油气钻井装备工程技术研究中心有限公司 | Deep sea ore lifting riser device and lowering and recovering method thereof |
-
2018
- 2018-10-23 CN CN201821723026.9U patent/CN209163737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096387A (en) * | 2020-09-27 | 2020-12-18 | 中油国家油气钻井装备工程技术研究中心有限公司 | Deep sea ore lifting riser device and lowering and recovering method thereof |
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