CN105065802A - Powder conveying hose assembly for filling station make-up system of marine drilling platform and preparation method of powder conveying hose assembly - Google Patents
Powder conveying hose assembly for filling station make-up system of marine drilling platform and preparation method of powder conveying hose assembly Download PDFInfo
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- CN105065802A CN105065802A CN201510514453.0A CN201510514453A CN105065802A CN 105065802 A CN105065802 A CN 105065802A CN 201510514453 A CN201510514453 A CN 201510514453A CN 105065802 A CN105065802 A CN 105065802A
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- Prior art keywords
- flexible pipe
- wound around
- hose assembly
- hose
- joint
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- 239000000843 powder Substances 0.000 title claims abstract description 19
- 238000005553 drilling Methods 0.000 title claims abstract description 13
- 238000002360 preparation method Methods 0.000 title claims description 5
- 239000004744 fabric Substances 0.000 claims abstract description 32
- 239000004677 Nylon Substances 0.000 claims abstract description 31
- 229920001778 nylon Polymers 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 17
- 238000005299 abrasion Methods 0.000 claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 229920000728 polyester Polymers 0.000 claims abstract description 3
- 239000003292 glue Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000005987 sulfurization reaction Methods 0.000 claims description 16
- 238000004804 winding Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000006236 Super Abrasion Furnace Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 239000005062 Polybutadiene Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001206 natural gum Polymers 0.000 claims description 4
- 229920001194 natural rubber Polymers 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 229920002857 polybutadiene Polymers 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000002788 crimping Methods 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- QAZLUNIWYYOJPC-UHFFFAOYSA-M sulfenamide Chemical compound [Cl-].COC1=C(C)C=[N+]2C3=NC4=CC=C(OC)C=C4N3SCC2=C1C QAZLUNIWYYOJPC-UHFFFAOYSA-M 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 abstract description 3
- 229920001971 elastomer Polymers 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract description 2
- 239000005060 rubber Substances 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 abstract 4
- 239000000853 adhesive Substances 0.000 abstract 2
- 230000001070 adhesive effect Effects 0.000 abstract 2
- 239000012790 adhesive layer Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 8
- 230000009172 bursting Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/08—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
- F16L11/085—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more braided layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
- F16L11/127—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting electrically conducting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/20—Undivided rings, sleeves or like members contracted on the hose or expanded in the hose by means of tools; Arrangements using such members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses an abrasive powder conveying hose assembly applied to a make-up and bridging conveying system of a marine drilling platform. The abrasive powder conveying hose assembly comprises a hose and a connector connected with the hose, wherein the hose sequentially comprises an inner-layer adhesive strip, a framework material layer and an outer adhesive layer from the inside out; the framework material layer comprises a plurality of layers of nylon cord fabric or polyester cord fabric; the connector comprises an inner core sleeve and a compressed outer sleeve; the hose is inserted into a gap formed by the inner core sleeve and the compressed outer sleeve; and the compressed outer sleeve can be extruded to form extruding compression of the hose so as to perform the functions of preventing the connector from detachment and sealing the inner rubber. The invention provides the hose assembly which can transmit static electricity, has abrasion-resistant inner adhesive and is favorable in bendability and pressure-bearing performance; and meanwhile, the invention provides a manufacturing method of the hose assembly.
Description
Technical field
The present invention relates to rubber product preparation field, be specifically related to a kind of powder carry hose assembly for offshore drilling platform filling station make-up system and preparation method thereof.
Background technique
A kind of for self-elevating drilling platform and semisubmersible drilling platform, the abrasion-resistant hose assembly of the abrasion powder carry flexible pipe of the filling station make-up system of drill ship and other industrial abrasion powder carry purposes, stronger anti-pull-off and sealing function is needed between hookah bodies and hose coupling, hookah bodies will carry various External Force Acting simultaneously, as carried powder, outside stormy waves etc., flexible pipe deformation rate under working pressure and external pressure that prior art is produced (is extended, expand) large, and flexible pipe powder and tube wall in the process of conveying powder produce friction and collide, easy generation electrostatic and blasting.
Summary of the invention
The invention provides a kind of can the wear-resisting and bending properties of conducting static electricity, interior glue and the excellent hose assembly of pressure-bearing property; Provide a kind of making method making above-mentioned hose assembly simultaneously.
In order to achieve the above object, the present invention has following technological scheme:
A kind of powder carry hose assembly for offshore drilling platform filling station make-up system, the joint comprising flexible pipe and be connected with flexible pipe, flexible pipe comprises inner film, framework material layer, outer glue-line from the inside to the outside successively, joint comprises inner core cover and contractive pressure overcoat, flexible pipe is inserted in the gap that inner core cover and contractive pressure overcoat formed, by forming extruding compression to the extruding of contractive pressure overcoat to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action.
Further, inner film adopts butadiene rubber and natural rubber to be major ingredient, and add sulphur and sulfenamide type accelerators cooperation, intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcement and conductive material.
Further, described framework material layer is some layers of nylon cord fabrics or polyester cord.
Further, described outer film adopts CR neoprene and NR natural gum as material of main part, and interpolation intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcement and conductive material.
Above-mentioned hose method of preparing comprises the steps:
1) modulate releasing agent, releasing agent is stirred to the liquid that is creamy white; 2) wiping is for being wound around the mandrel surface of flexible pipe, and plug is coated with one deck step 1) releasing agent modulated; 3) on the outer surface of plug, be wound around inner film, being wound around should be smooth non-wrinkled, is wound around seamless; 4) outer with 30 °-60 ° cross winding carcass in interior film layers, be wound around smooth non-wrinkled, be wound around seamless; 5) be wound around outer film more outward at carcass, be wound around smooth non-wrinkled, be wound around seamless; 6) use nylon water cloth to be wrapped in outside outer protective film, be wound around 3 layers, nylon water cloth joint clearance should be not less than 1m; 7) in sulfurizing pot, put into sulfuration chassis, close the exhaust steam valve of sulfurizing pot, the steam inlet valve opening sulfurizing pot carries out warm tank, and warm tank condition is 0.16MPa × 10 ~ 20min; 8) after warm tank terminates, open the outlet valve exhaust steam of sulfurizing pot, without when swashing steam flow in tank, open cover pull-out vulcanized vehicle; 9) sulfuration chassis cushion is put in order, the flexible pipe having twined nylon water cloth is arranged in bundle jail on vulcanized vehicle, sulfuration chassis is sent into sulfurizing pot, and shuts cover; 10) open steam inlet valve, in tank, send into steam, when temperature reaches 150 DEG C, start to calculate sulfurizing time, according to inner diameter size adjustment cure time; 11) after sulfuration terminates, unlatching outlet valve exhaust steam, without when swashing steam flow in tank, opens cover, and pull-out vulcanized vehicle also cools the sebific duct being tied with nylon water cloth with cold water; 12) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; 13) plug is taken out from flexible pipe; 14) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; 15) flexible pipe uses fastening-pressing type joint, after neat for hose end cutting, the inner core cover of fitting joint and contractive pressure overcoat, by the extruding of crimping equipment to the contractive pressure overcoat of outside, form extruding compression to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action.
Owing to taking above technological scheme, the invention has the advantages that:
Flexible pipe inner glue layer adopts BR butadiene rubber and NR natural rubber to be material of main part, and wear-corrosion resistance is ageing-resistant, tool electric conductivity; Framework layer adopts the carcass that amount of deformation is little, and use the angle of equilibrium of 30 °-60 ° to be wound around, more excellent is 54 ° 44 ' simultaneously, is out of shape the situation that (extend, expand) is large under improving flexible pipe working pressure; Outer film adopts CR neoprene and NR natural gum as material of main part, outer glue formula has electric conductivity, easily electrostatic is produced when powder carry, the conducting function of the sizing material of flexible pipe itself is easy to electrostatic to be transmitted on the metal joint of end, metal joint and equipment connection, static guiding is walked, tube surfaces resistance can not more than 105 Ω/m, meet DNVNo2.9TAP5-791-70 code requirement, the earth resistance of each point of flexible pipe more than 106 Ω, can not meet DNVNo2.9TAP5-791-70 code requirement.
Accompanying drawing explanation
Fig. 1 is each construction layer schematic diagram of inventive hose;
Fig. 2 is that schematic diagram assembled by flexible pipe and joint;
Fig. 3 is that schematic diagram withheld by joint;
Fig. 4 is the schematic flow sheet of method of the present invention.
In figure: 1-inner film, 2-framework material layer, 3-outer glue-line, 4-inner core cover, 5-contractive pressure overcoat, 6-flexible pipe
Embodiment
The present invention is described in detail by specific embodiment below in conjunction with accompanying drawing:
Embodiment 1:
As Figure 1-3, a kind of powder carry hose assembly for offshore drilling platform filling station make-up system of the present invention, the joint comprising flexible pipe and be connected with flexible pipe, flexible pipe comprises inner film from the inside to the outside successively, framework material layer, outer glue-line, joint comprises inner core cover and contractive pressure overcoat, flexible pipe is inserted in the gap that inner core cover and contractive pressure overcoat formed, by forming extruding compression to the extruding of contractive pressure overcoat to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action, wherein, framework material layer is 2 layers of nylon cord fabrics, first layer nylon cord fabrics is with left-handed 54 ° of 44 ' winding, second layer nylon cord fabrics is with dextrorotation 54 ° 44 ' winding.
Inner film adopts butadiene rubber and natural rubber to be major ingredient, and add sulphur and sulfenamide type accelerators cooperation, intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcing material.Interior glue Average relative volume abrasion≤200mm
2, wear-resisting property meets ISO4649:2002 standard-required, and the average bond strengths of outer glue is greater than 3N/mm, meets ISO8033:2006 standard-required.
Outer film adopts CR neoprene and NR natural gum as material of main part, and interpolation intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcing material and conductive material.
Above-mentioned hose method of preparing comprises the steps (as shown in Figure 4):
1) modulate releasing agent, releasing agent is stirred to the liquid that is creamy white; 2) wiping is for being wound around the mandrel surface of flexible pipe, and plug is coated with one deck step 1) releasing agent modulated; 3) on the outer surface of plug, be wound around inner film, being wound around should be smooth non-wrinkled, is wound around seamless; 4) interior film layers outer with first layer nylon cord fabrics with left-handed 54 ° of 44 ' winding, second layer nylon cord fabrics, with dextrorotation 54 ° 44 ' winding, is wound around smooth non-wrinkled, is wound around seamless; 5) be wound around outer film more outward at carcass, be wound around smooth non-wrinkled, be wound around seamless; 6) use nylon water cloth to be wrapped in outside outer protective film, be wound around 3 layers, nylon water cloth joint clearance should be not less than 1m; 7) in sulfurizing pot, put into sulfuration chassis, close the exhaust steam valve of sulfurizing pot, the steam inlet valve opening sulfurizing pot carries out warm tank, and warm tank condition is 0.16MPa × 10 ~ 20min; 8) after warm tank terminates, open the outlet valve exhaust steam of sulfurizing pot, without when swashing steam flow in tank, open cover pull-out vulcanized vehicle; 9) sulfuration chassis cushion is put in order, the flexible pipe having twined nylon water cloth is arranged in bundle jail on vulcanized vehicle, sulfuration chassis is sent into sulfurizing pot, and shuts cover; 10) open steam inlet valve, in tank, send into steam, when temperature reaches 150 DEG C, start to calculate sulfurizing time, cure time 120 minutes; 11) after sulfuration terminates, unlatching outlet valve exhaust steam, without when swashing steam flow in tank, opens cover, and pull-out vulcanized vehicle also cools the sebific duct being tied with nylon water cloth with cold water; 12) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; 13) plug is taken out from flexible pipe; 14) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; 15) flexible pipe uses fastening-pressing type joint, after neat for hose end cutting, the inner core cover of fitting joint and contractive pressure overcoat, by the extruding of crimping equipment to the contractive pressure overcoat of outside, form extruding compression to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action.
The flexible pipe that the model using the present embodiment method to obtain is SM10, size 1-1/2 ", internal diameter is 38mm, and external diameter is 56mm.
Embodiment 2
Hose assembly is except following part, and other is identical with embodiment 1.
Framework material layer is 2 layers of nylon cord fabrics, and first layer nylon cord fabrics is with left-handed 45 ° of windings, and second layer nylon cord fabrics is with dextrorotation 62 ° winding.
The flexible pipe that the model using the present embodiment method to obtain is SM10, size 2 ", internal diameter is 51mm, and external diameter is 69mm.
Embodiment 3
Hose assembly is except following part, and other is identical with embodiment 1.
Framework material layer is 4 layers of nylon cord fabrics, and first layer nylon cord fabrics is with left-handed 49 ° of windings, and second layer nylon cord fabrics is with dextrorotation 53 ° winding, and third layer nylon cord fabrics is with left-handed 58 ° of windings, and first layer nylon cord fabrics is with dextrorotation 64 ° winding.
The flexible pipe that the model using the present embodiment method to obtain is SM10, size 3 ", internal diameter is 76mm, and external diameter is 94mm.
Testing property
Subjects: embodiment 1, embodiment 2, embodiment 3 flexible pipe, and control group flexible pipe (by inner glue layer, layer of steel wire braid and outer glue-line form control group flexible pipe)
Test conditions:
1, tensile strain rate: fill tap water after being straightened by flexible pipe, be connected to structure for pressure test after deaeration.Cracking pressure pump, pressure is raised to test pressure (working pressures of 1.5 times), keep test pressure at least 5 minutes, Acceptance criteria: flexible pipe does not have water clock, seepage, bulging or partial delamination phenomenon, working pressure bottom hose tensile strain rate be not more than ± 8%.
The results are shown in following table:
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Tensile strain rate | +12％ | +4％ | +3.8％ | +3.6％ |
| Under working pressure | Normal | Normally | Normally | Normally |
2, bursting pressure and working pressure ratio: developmental tube length is the shortest 1 meter, tap water is filled after being straightened by flexible pipe, structure for pressure test is connected to after deaeration, cracking pressure pump, is being not less than 60 seconds with the uniform rate of rise, higher than in the time of 240 seconds, pressure is not raised to bursting pressure, if reach bursting pressure rear hose not occur explosion, continue raised pressure, to flexible pipe explosion, Acceptance criteria: bursting pressure is not less than the working pressure of 4 times.
The results are shown in following table:
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Bursting pressure/working pressure | 2 | 4 | 5 | 4 |
3, bending properties: under the ambient temperature of-25 DEG C, parks 24 hours by sebific duct, under the ambient temperature of-25 DEG C, bent by sebific duct on the plug that radius is minimum bending radius 2 times, and make the angle of hose end be less than 90 degree within the time of 8-10 second.Observe sebific duct internal and external layer whether occur be full of cracks or break, by sebific duct temperature return to room temperature (about 20 DEG C), breakout pressure pump, is raised to 1.5 times of working pressure by pressure, and be full of cracks or seepage can not appear in sebific duct outer cover.
The results are shown in following table:
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Working pressure | Be full of cracks | Normally | Normally | Normally |
| 1.5 times of working pressures | Break | Normally | Normally | Normally |
Other test index:
| Test event | Contrast | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Interior glue tensile strength MPa | 9.5 | 10.1 | 10.3 | 10.3 |
| Interior glue elongation rate of tensile failure % | 320 | 355 | 351 | 350 |
| Interior glue setafter break % | 40 | 35 | 35 | 35 |
| Interior glue Average relative volume abrasion | ≤200 | 158 | 162 | 153 |
| Outer glue tensile strength MPa | ≥ | 14.0 | 12.1 | 12.4 |
| Outer glue elongation rate of tensile failure % | ≥350 | 438 | 423 | 468 |
| Outer glue setafter break % | 40 | 35 | 35 | 35 |
| Interior glue hardness (Shao Er A) ° | 66±5 | 64±5 | 64±5 | 64±5 |
| Outer glue hardness (Shao Er A) ° | 53±5 | 56±5 | 56±5 | 53±5 |
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here cannot give exhaustive to all mode of executions.Every belong to technological scheme of the present invention the apparent change of extending out or variation be still in the row of protection scope of the present invention.
Claims (5)
1. one kind is applied to marine drilling platform supply and cross-over connection transporting system abrasion powder carry hose assembly, the joint comprising flexible pipe and be connected with flexible pipe, it is characterized in that, described flexible pipe comprises inner film, framework material layer, outer glue-line from the inside to the outside successively, described joint comprises inner core cover and contractive pressure overcoat, flexible pipe is inserted in the gap that inner core cover and contractive pressure overcoat formed, by forming extruding compression to the extruding of contractive pressure overcoat to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action.
2. one as claimed in claim 1 is applied to marine drilling platform supply and cross-over connection transporting system abrasion powder carry hose assembly, it is characterized in that, described inner film adopts butadiene rubber and natural rubber to be major ingredient, add sulphur and sulfenamide type accelerators cooperation, intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcement and conductive material.
3. one as claimed in claim 1 is applied to marine drilling platform supply and cross-over connection transporting system abrasion powder carry hose assembly, and it is characterized in that, described framework material layer is some layers of nylon cord fabrics or polyester cord.
4. one as claimed in claim 1 is applied to marine drilling platform supply and cross-over connection transporting system abrasion powder carry hose assembly, it is characterized in that, described outer film adopts CR neoprene and NR natural gum as material of main part, and interpolation intermediate super abrasion furnace black and high wear-resistant carbon black do reinforcement and conductive material.
5. a kind of preparation method being applied to marine drilling platform supply and cross-over connection transporting system abrasion powder carry hose assembly as claimed in claim 1, it is characterized in that, described method comprises the steps to make:
1) modulate releasing agent, releasing agent is stirred to the liquid that is creamy white;
2) wiping is for being wound around the mandrel surface of flexible pipe, and plug is coated with one deck step 1) releasing agent modulated;
3) on the outer surface of plug, be wound around inner film, being wound around should be smooth non-wrinkled, is wound around seamless;
4) outer with 30 °-60 ° cross winding carcass in interior film layers, be wound around smooth non-wrinkled, be wound around seamless;
5) be wound around outer film more outward at carcass, be wound around smooth non-wrinkled, be wound around seamless;
6) use nylon water cloth to be wrapped in outside outer protective film, be wound around 3 layers, nylon water cloth joint clearance should be not less than 1m;
7) in sulfurizing pot, put into sulfuration chassis, close the exhaust steam valve of sulfurizing pot, the steam inlet valve opening sulfurizing pot carries out warm tank, and warm tank condition is 0.16MPa × 10 ~ 20min;
8) after warm tank terminates, open the outlet valve exhaust steam of sulfurizing pot, without when swashing steam flow in tank, open cover pull-out vulcanized vehicle;
9) sulfuration chassis cushion is put in order, the flexible pipe having twined nylon water cloth is arranged in bundle jail on vulcanized vehicle, sulfuration chassis is sent into sulfurizing pot, and shuts cover;
10) open steam inlet valve, in tank, send into steam, when temperature reaches 150 DEG C, start to carry out sulfuration;
11) after sulfuration terminates, unlatching outlet valve exhaust steam, without when swashing steam flow in tank, opens cover, and pull-out vulcanized vehicle also cools the sebific duct being tied with nylon water cloth with cold water;
12) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug;
13) plug is taken out from flexible pipe;
14) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe;
15) flexible pipe uses fastening-pressing type joint, after neat for hose end cutting, the inner core cover of fitting joint and contractive pressure overcoat, by the extruding of crimping equipment to the contractive pressure overcoat of outside, form extruding compression to flexible pipe, the effect and the internal glue that play the anti-pull-off of joint form seal action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510514453.0A CN105065802B (en) | 2015-08-20 | 2015-08-20 | It is a kind of for powder carry hose assembly of offshore drilling platform filling station make-up system and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510514453.0A CN105065802B (en) | 2015-08-20 | 2015-08-20 | It is a kind of for powder carry hose assembly of offshore drilling platform filling station make-up system and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105065802A true CN105065802A (en) | 2015-11-18 |
| CN105065802B CN105065802B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510514453.0A Active CN105065802B (en) | 2015-08-20 | 2015-08-20 | It is a kind of for powder carry hose assembly of offshore drilling platform filling station make-up system and preparation method thereof |
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| CN (1) | CN105065802B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112145821A (en) * | 2020-09-28 | 2020-12-29 | 烟台泰悦流体科技有限公司 | A hose assembly for food is carried |
| CN112145822A (en) * | 2020-09-28 | 2020-12-29 | 烟台泰悦流体科技有限公司 | A hose for food is carried |
Citations (7)
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| CN112145821A (en) * | 2020-09-28 | 2020-12-29 | 烟台泰悦流体科技有限公司 | A hose assembly for food is carried |
| CN112145822A (en) * | 2020-09-28 | 2020-12-29 | 烟台泰悦流体科技有限公司 | A hose for food is carried |
| CN112145822B (en) * | 2020-09-28 | 2022-07-01 | 烟台泰悦流体科技有限公司 | A hose for food is carried |
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|---|---|
| CN105065802B (en) | 2017-10-31 |
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Denomination of invention: The invention relates to a powder conveying hose assembly for a makeup system of a filling station of an offshore drilling platform and a preparation method thereof Effective date of registration: 20211116 Granted publication date: 20171031 Pledgee: Yantai Taiyue Fluid Technology Co.,Ltd. Pledgor: SHANDONG YUELONG RUBBER AND PLASTIC TECHNOLOGY CO.,LTD. Registration number: Y2021980012505 |
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Denomination of invention: Powder conveying hose assembly for replenishment system of offshore drilling platform filling station and its preparation method Effective date of registration: 20221104 Granted publication date: 20171031 Pledgee: Shandong Laizhou Rural Commercial Bank Co.,Ltd. Pinglidian Sub branch Pledgor: SHANDONG YUELONG RUBBER AND PLASTIC TECHNOLOGY CO.,LTD. Registration number: Y2022980020841 |
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