CN105179831A - Hose assembly applied to replenishment and crossover conveying system of marine drilling platform and manufacturing method of hose assembly - Google Patents
Hose assembly applied to replenishment and crossover conveying system of marine drilling platform and manufacturing method of hose assembly Download PDFInfo
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- CN105179831A CN105179831A CN201510514474.2A CN201510514474A CN105179831A CN 105179831 A CN105179831 A CN 105179831A CN 201510514474 A CN201510514474 A CN 201510514474A CN 105179831 A CN105179831 A CN 105179831A
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- Prior art keywords
- carcass
- hose
- flexible pipe
- wound around
- copper conductor
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 15
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 claims abstract description 51
- 239000010949 copper Substances 0.000 claims abstract description 51
- 239000004744 fabric Substances 0.000 claims abstract description 25
- 238000004804 winding Methods 0.000 claims abstract description 7
- 239000004020 conductor Substances 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 23
- 230000001681 protective effect Effects 0.000 claims description 23
- 239000004677 Nylon Substances 0.000 claims description 20
- 229920001778 nylon Polymers 0.000 claims description 20
- 238000005987 sulfurization reaction Methods 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 239000003292 glue Substances 0.000 claims description 13
- 238000004513 sizing Methods 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- FZWLAAWBMGSTSO-UHFFFAOYSA-N Thiazole Chemical compound C1=CSC=N1 FZWLAAWBMGSTSO-UHFFFAOYSA-N 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 229920002943 EPDM rubber Polymers 0.000 claims description 5
- 229920000459 Nitrile rubber Polymers 0.000 claims description 5
- 230000032683 aging Effects 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 230000003712 anti-aging effect Effects 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 4
- 239000012188 paraffin wax Substances 0.000 claims description 4
- 239000011297 pine tar Substances 0.000 claims description 4
- 229940068124 pine tar Drugs 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 239000011203 carbon fibre reinforced carbon Substances 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 claims description 3
- 238000003825 pressing Methods 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
- 238000002788 crimping Methods 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 abstract description 10
- 239000005060 rubber Substances 0.000 abstract description 10
- 238000005452 bending Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000011505 plaster Substances 0.000 description 5
- 230000009172 bursting Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 150000001879 copper Chemical class 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000002787 reinforcement Effects 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
- F16L11/24—Hoses, i.e. flexible pipes wound from strips or bands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
-
- 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
- F16L11/081—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more layers of a helically wound cord or wire
- F16L11/083—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall comprising one or more layers of a helically wound cord or wire three or more layers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a hose assembly applied to a replenishment and crossover conveying system of a marine drilling platform and a manufacturing method of the hose assembly. The hose assembly comprises a hose and a connector connected with the hose. The hose sequentially comprises an inner rubber sheet, a first rubber cloth layer, a copper wire layer, a second rubber cloth layer and an outer protecting rubber sheet from inside to outside. The first rubber cloth layer, the copper wire layer and the second rubber cloth layer constitute a framework structure together. The copper wire layer is formed by spirally winding two copper wires in a crossover mode. Copper wire ends are reserved for the two copper wires at the positions close to the two ends of the hose body. The copper wire ends penetrate through the outer protecting rubber sheet. The buckling-type connector is used for the hose. After the ends of the hose are cut trimly, an inner core sleeve and an outer contractive pressure sleeve of the connector are assembled. The hose is extruded and compressed by extruding the outer contractive pressure sleeve through buckling equipment. The hose is provided with the light hose body and has a good bending property and high bearing strength. Meanwhile, the manufacturing method of the hose is provided.
Description
Technical field
The present invention relates to rubber product field, be specifically related to a kind ofly be applied to hose assembly of marine drilling platform supply and cross-over connection transporting system and preparation method thereof.
Background technique
In marine drilling platform design in the past, owing to being subject to hose product structural design, material selection, the restriction of production technology, common industrial oil transportation rubber hose cannot meet the usage requirement of harsh ocean condition Ocean drill platform high frequency, in the design of oil product pipeline system, conveyance conduit design greatly all employ hard tube and substitutes, thus result in body deadweight to strengthen, easy-rupturing, change, safeguard inconvenient, the problems such as cost increase, also be just difficult to reach American Bureau of Shipping ABS, Det Norske Veritas DNV, the product performance requirements such as CCS CCS.
Summary of the invention
The object of this invention is to provide that a kind of body is light, good bending property, bearing strength are high, flexible pipe; Provide a kind of making method making above-mentioned flexible pipe simultaneously.
In order to achieve the above object, the present invention has following technological scheme:
A kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system of the present invention, the joint comprising flexible pipe and be connected with flexible pipe, described flexible pipe comprises inner film, the first carcass, copper conductor layer, the second carcass and outer protective film from the inside to the outside successively, described first carcass, copper conductor layer, the second carcass form skeletal structure jointly, described copper conductor layer is entwined by 2 copper conductor cross-helicities, 2 copper conductors reserve copper conductor the end of a thread at nearly body two ends place, and copper cash head is through outer protective film.
Wherein, the carcass of skeletal structure also can be 4 layers, be respectively the first carcass, the second carcass, the 3rd carcass, the 4th carcass, copper conductor layer is sandwiched between second layer carcass and third layer carcass, and adhesive plaster angle adopts 54 ° 44 ' to balance angle, or large angle angle, pressure-bearing is high, elongation percentage is low, can realize the safety coefficient of 4 times of working pressures, ensures the bending effect that flexible pipe is excellent.
Carcass is polyester cord or nylon cord fabrics, preferred polyester cord.
Copper conductor the end of a thread exposes to outside outer protective film apart from 60mm place, end cut face, flexible pipe two ends, and protruded length is 300mm; When flexible pipe and joint are withheld and be connected, this copper conductor the end of a thread is withheld in the lump with joint and is connected.
Inner film take nitrile butadiene rubber as major ingredient, and to add metallic oxide and Sulfur be vulcanizing system, thiazole accelerator and thuriam acceserator to be vulcanizing accelerator system, age resister and paraffin be antiaging system, dibutyl ester and pine tar is softening Plasticising system, carbon black and carbon five resin.
Outer protective film adopts ethylene propylene diene rubber as material of main part, it is vulcanizing system that vulcanizing system adopts with metallic oxide, with thiazole accelerator and sulfenamide type accelerators for sulfuration Promotion system, take antiozonant as protection system, increase ozone-resistant and the ultraviolet ray ageing of sizing material, in order to ensure the bond properties of sizing material, with the addition of petroleum resin as auxiliary material.
The preparation method of this hose assembly, comprises the steps to make:
Modulation releasing agent, stirs releasing agent to the liquid that is creamy white; Wiping, for being wound around the mandrel surface of flexible pipe, plug is coated with the releasing agent that one deck has been modulated; The outer surface of plug is wound around inner film, and being wound around should be smooth non-wrinkled, is wound around seamless; In inner film external chiasma to balance angle wound 1 layer or 2 layers of carcass, be wound around smooth non-wrinkled, be wound around seamless; Carcass external chiasma spiral winding 2 road copper conductor, and staying copper conductor the end of a thread, the long 300mm of copper conductor the end of a thread apart from 60mm place, end cut face, two ends; Again intersect outward to balance angle wound 1 layer or 2 layers of carcass at copper conductor layer, be wound around smooth non-wrinkled, be wound around seamless; The carcass be wound around is wound around outer protective film outward again, is wound around smooth non-wrinkled, is wound around seamless, and reserved copper conductor the end of a thread, through outside outer protective film, is withheld with joint when buckle press joint and is connected, make two end connector conductings; 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.
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; After temperature tank terminates, open the outlet valve exhaust steam of sulfurizing pot, without when swashing steam flow in tank, open cover pull-out vulcanized vehicle; 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; Open steam inlet valve, in tank, send into steam, when temperature reaches 140 DEG C, start to calculate sulfurizing time, according to inner diameter difference adjustment cure time; 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; Sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; Plug is taken out from flexible pipe; The flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; 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.Joint can be carbon steel material, also can be Stainless steel 316, Stainless steel 316 L or copper and other materials.
Owing to taking above technological scheme, the invention has the advantages that: product hose assembly of the present invention has the gas performance of resistance to ocean excellence, fed sheet of a media strong adaptability, body are light, good bending property, bearing strength are high, it is little to be out of shape, tensile strength is high, the advantage of simple to operate, easy to install, stable performance.
The design of the inner film of body, adopt the nitrile butadiene rubber (NBR) of oil resistance excellence as main rubber material, both ensure that the oil resistance of sizing material in turn ensure that weatherability, metallic oxide and Sulfur are vulcanizing system, with thiazole accelerator and thuriam acceserator for vulcanizing accelerator system, the method of high filler loading capacity black-reinforced is adopted to improve resistance to pressure and the wear resistance of sizing material in sizing material, with novel age resister and paraffin for antiaging system, with dibutyl ester and pine tar for softening Plasticising system.Tackifier materials have employed carbon five resin, ensure that physical and mechanical properties and the bonding of sizing material.High pressure resistant, abrasion performance, decay resistance that inner glue layer material is possessed is good.
The design of body outer protective film, ethylene propylene diene rubber is selected to be material of main part as EPDM, through the formula Design with reasonable science, auxiliary green, environmental protection, efficiently preventing aging system, adopt suitable reinforcement system, vulcanizing system, make outer glue formula have the aging quality such as comprehensive marine climate resistant and UV resistant.
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-outer protective film 3-first carcass 4-copper conductor layer 5-second carcass 6-inner core cover 7-contractive pressure overcoat 8-flexible pipe
Embodiment
The present invention is described in detail by specific embodiment below in conjunction with accompanying drawing:
Embodiment 1:
As shown in Figure 1, a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system of the present invention, the joint comprising flexible pipe and be connected with flexible pipe, joint comprises inner core cover and contractive pressure overcoat, flexible pipe comprises inner film from the inside to the outside successively, first carcass, copper conductor layer, second carcass and outer protective film, first carcass, copper conductor layer, second carcass forms skeletal structure jointly, copper conductor layer is entwined by 2 copper conductor cross-helicities, 2 copper conductors reserve copper conductor the end of a thread at nearly body two ends place, copper conductor the end of a thread exposes to outside outer protective film apart from 60mm place, end cut face, flexible pipe two ends, protruded length is 300mm, copper cash head is through outer protective film, and when flexible pipe and joint are withheld and be connected, this copper conductor the end of a thread is withheld in the lump with joint and is connected.
Carcass selects polyester cord.
Inner film is take nitrile butadiene rubber as major ingredient, and to add metallic oxide and Sulfur be vulcanizing system, thiazole accelerator and thuriam acceserator to be vulcanizing accelerator system, age resister and paraffin be antiaging system, dibutyl ester and pine tar is softening Plasticising system, carbon black and carbon five resin.
Outer protective film adopts ethylene propylene diene rubber as material of main part, it is vulcanizing system that vulcanizing system adopts with metallic oxide, with thiazole accelerator and sulfenamide type accelerators for sulfuration Promotion system, take antiozonant as protection system, increase ozone-resistant and the ultraviolet ray ageing of sizing material, in order to ensure the bond properties of sizing material, with the addition of petroleum resin as auxiliary material.The average bond strengths of outer glue is greater than 6N/mm.
The preparation method of this hose assembly, as shown in Figure 4, comprises the steps to make:
Modulation releasing agent, stirs releasing agent to the liquid that is creamy white; Wiping, for being wound around the mandrel surface of flexible pipe, plug is coated with the releasing agent that one deck has been modulated; The outer surface of plug is wound around inner film, and being wound around should be smooth non-wrinkled, is wound around seamless; In inner film external chiasma to balance angle wound 1 layer or 2 layers of carcass, be wound around smooth non-wrinkled, be wound around seamless; Carcass external chiasma spiral winding 2 road copper conductor, and staying copper conductor the end of a thread, the long 300mm of copper conductor the end of a thread apart from 60mm place, end cut face, two ends; Again intersect outward to balance angle wound 1 layer or 2 layers of carcass at copper conductor layer, be wound around smooth non-wrinkled, be wound around seamless; The carcass be wound around is wound around outer protective film outward again, is wound around smooth non-wrinkled, is wound around seamless, and reserved copper conductor the end of a thread, through outside outer protective film, is withheld with joint when buckle press joint and is connected, make two end connector conductings; 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.
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; After temperature tank terminates, open the outlet valve exhaust steam of sulfurizing pot, without when swashing steam flow in tank, open cover pull-out vulcanized vehicle; 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; Open steam inlet valve, in tank, send into steam, when temperature reaches 140 DEG C, start to calculate sulfurizing time, cure time 80 minutes; 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; Sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; Plug is taken out from flexible pipe; The flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; As shown in Figures 2 and 3, flexible pipe uses fastening-pressing type joint, after neat for hose end cutting, the inner core cover of fitting joint and contractive pressure overcoat, joint according to set one's teeth on edge buckle structure design, by withholding the extrusion-deformation of overcoat, overcoat and flexible pipe close contact, form the extruding force of resilience after the interior glue of flexible pipe and outer glue laminated compression deformation, 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 SY10, size 1-1/2 ", internal diameter is 38mm, and external diameter is 54mm.
Embodiment 2
Hose assembly is except following part, and other is identical with embodiment 1.
The carcass of skeletal structure is 4 layers, and be respectively the first carcass, the second carcass, the 3rd carcass, the 4th carcass, copper conductor layer is sandwiched between second layer carcass and third layer carcass, and adhesive plaster winding angle adopts 54 ° 44 ' to balance angle.
Carcass selects nylon cord fabrics.
The flexible pipe that the model using the present embodiment method to obtain is SY10, size 2 ", internal diameter 51mm, external diameter 64mm.
Embodiment 3
Hose assembly is except following part, and other is identical with embodiment 1.
The carcass of skeletal structure is 4 layers, and be respectively the first carcass, the second carcass, the 3rd carcass, the 4th carcass, copper conductor layer is sandwiched between second layer carcass and third layer carcass, and adhesive plaster winding angle adopts 51 ° 44 ' to balance angle.
Carcass selects nylon cord fabrics.
The flexible pipe that the model using the present embodiment method to obtain is SY10, size 3 ", internal diameter 76mm, external diameter 92mm.
Embodiment 4
Hose assembly is except following part, and other is identical with embodiment 1.
The carcass of skeletal structure is 4 layers, and be respectively the first carcass, the second carcass, the 3rd carcass, the 4th carcass, copper conductor layer is sandwiched between second layer carcass and third layer carcass, and adhesive plaster winding angle adopts 53 ° 44 ' to balance angle.
Carcass selects nylon cord fabrics.
The flexible pipe that the model using the present embodiment method to obtain is SY10, size 4 ", internal diameter 102mm, external diameter 119mm.
Testing property
Subjects: the flexible pipe of 4 models of Example 1, embodiment 2, embodiment 3, embodiment 4 gained, and control group flexible pipe (control group hose construction is followed successively by inner film, carcass and outer film from the inside to the outside)
Part index number 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%.
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.
3, volume change: inner glue layer and outer glue-line get 3 samples respectively, 50mm long * 25mm wide * 2mm is thick, calculates the average initial volume of inner glue layer and outer glue-line.After test piece being placed in ASTMIRM902 standard oil, be placed on be not less than 100 DEG C heating cabinet in the continuous dipping time be 70 hours.Then measure the inner glue layer after immersion and each 3 the sample mean volumes of outer glue-line respectively, calculate volume change.Acceptance criteria: inner glue layer average external volume variance ratio should be less than or equal to 40%, outer glue-line average external volume variance ratio should be less than or equal to 75%.
4, bending properties: under the ambient temperature of-25 DEG C, places 24 hours by sebific duct, 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.
5, outer glue bond intensity: the finished product flexible pipe getting 160mm length cuts in half vertically, gets wherein half, parallelly vertically cuts two cuttves, is spaced apart 25 ± 0.5mm, notes should not cutting seep through cloth.Sample quantities 3.By hand outer glue-line and adhesive plaster are peeled off enough length, to ensure that this stripped end is sandwiched on the fixture of testing machine.Layer will be stripped be clipped on mobile clamp holder, and make bar-shaped sample peel angle be about 180 degree.Firing test machine is peeled off, and clamp holder travelling speed 50 ± 5mm/min, records the peeling force of at least 100mm length automatically.The peeling force median calculating each sample is bonding strength, and average bond strengths is greater than 6N/mm.
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 (8)
1. one kind is applied to the hose assembly of marine drilling platform supply and cross-over connection transporting system, the joint comprising flexible pipe and be connected with flexible pipe, it is characterized in that, described flexible pipe comprises inner film, the first carcass, copper conductor layer, the second carcass and outer protective film from the inside to the outside successively, described first carcass, copper conductor layer, the second carcass form skeletal structure jointly, described copper conductor layer is entwined by 2 copper conductor cross-helicities, 2 copper conductors reserve copper conductor the end of a thread at nearly body two ends place, and copper cash head is through outer protective film.
2. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1, it is characterized in that, the carcass of described skeletal structure is 4 layers, be respectively the first carcass, the second carcass, the 3rd carcass, the 4th carcass, copper conductor layer is sandwiched between second layer carcass and third layer carcass.
3. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1 or 2, it is characterized in that, described carcass is polyester cord or nylon cord fabrics, preferred polyester cord.
4. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1, is characterized in that, described copper conductor the end of a thread exposes to outside outer protective film apart from 60mm place, end cut face, flexible pipe two ends, and protruded length is 300mm.
5. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1, it is characterized in that, when described flexible pipe and joint are withheld and be connected, copper conductor the end of a thread and joint are withheld in the lump and are connected.
6. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1, it is characterized in that, described inner film take nitrile butadiene rubber as major ingredient, and to add metallic oxide and Sulfur be vulcanizing system, thiazole accelerator and thuriam acceserator to be vulcanizing accelerator system, age resister and paraffin be antiaging system, dibutyl ester and pine tar is softening Plasticising system, carbon black and carbon five resin.
7. a kind of hose assembly being applied to marine drilling platform supply and cross-over connection transporting system as claimed in claim 1, it is characterized in that, described outer protective film adopts ethylene propylene diene rubber as material of main part, it is vulcanizing system that vulcanizing system adopts with metallic oxide, with thiazole accelerator and sulfenamide type accelerators for sulfuration Promotion system, take antiozonant as protection system, increase ozone-resistant and the ultraviolet ray ageing of sizing material, in order to ensure the bond properties of sizing material, with the addition of petroleum resin as auxiliary material.
8. a kind of preparation method being applied to the hose assembly of marine drilling platform supply and cross-over connection transporting system 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) in inner film external chiasma to balance angle wound 1 layer or 2 layers of carcass, be wound around smooth non-wrinkled, be wound around seamless;
5) in step 4) carcass external chiasma spiral winding 2 road copper conductor, and staying copper conductor the end of a thread, the long 300mm of copper conductor the end of a thread apart from 60mm place, end cut face, two ends;
6) again intersect outward to balance angle wound 1 layer or 2 layers of carcass at copper conductor layer, be wound around smooth non-wrinkled, be wound around seamless;
7) in step 6) carcass that is wound around is wound around outer protective film outward again, being wound around smooth non-wrinkled, being wound around seamless, step 5) reserved copper conductor the end of a thread is through outside outer protective film, withhold with joint when buckle press joint and be connected, make two end connector conductings;
8) 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;
9) 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;
10) 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;
11) 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;
12) open steam inlet valve, in tank, send into steam, when temperature reaches 140 DEG C, start to carry out sulfuration;
12) 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;
13) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug;
14) plug is taken out from flexible pipe;
15) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe;
16) 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.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510514474.2A CN105179831B (en) | 2015-08-20 | 2015-08-20 | It is a kind of to feed and bridge hose assembly of transport system and preparation method thereof applied to marine drilling platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510514474.2A CN105179831B (en) | 2015-08-20 | 2015-08-20 | It is a kind of to feed and bridge hose assembly of transport system and preparation method thereof applied to marine drilling platform |
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| CN105179831A true CN105179831A (en) | 2015-12-23 |
| CN105179831B CN105179831B (en) | 2018-04-17 |
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| CN201510514474.2A Active CN105179831B (en) | 2015-08-20 | 2015-08-20 | It is a kind of to feed and bridge hose assembly of transport system and preparation method thereof applied to marine drilling platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108912423A (en) * | 2018-07-03 | 2018-11-30 | 瑞源橡塑制品有限公司 | Automobile rubber pipe and preparation method thereof |
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| CN105179831B (en) | 2018-04-17 |
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Denomination of invention: The invention relates to a hose assembly applied to the replenishment and crossover transportation system of an offshore drilling platform and a preparation method thereof Effective date of registration: 20211116 Granted publication date: 20180417 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: A hose assembly applied to the replenishment and crossover transportation system of offshore drilling platform and its preparation method Effective date of registration: 20221104 Granted publication date: 20180417 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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