CN205037005U - Be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform - Google Patents
Be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform Download PDFInfo
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- CN205037005U CN205037005U CN201520631680.7U CN201520631680U CN205037005U CN 205037005 U CN205037005 U CN 205037005U CN 201520631680 U CN201520631680 U CN 201520631680U CN 205037005 U CN205037005 U CN 205037005U
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- drilling platform
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- 239000000843 powder Substances 0.000 title claims abstract description 20
- 238000005553 drilling Methods 0.000 title claims abstract description 16
- 238000005299 abrasion Methods 0.000 title claims abstract description 12
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 230000006835 compression Effects 0.000 claims abstract description 6
- 238000007906 compression Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 6
- 239000004677 Nylon Substances 0.000 claims description 24
- 229920001778 nylon Polymers 0.000 claims description 24
- 239000003292 glue Substances 0.000 claims description 23
- 229910000639 Spring steel Inorganic materials 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 239000005062 Polybutadiene Substances 0.000 claims description 5
- 239000006236 Super Abrasion Furnace Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001194 natural rubber 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
- 239000004615 ingredient Substances 0.000 claims description 3
- 229920001206 natural gum Polymers 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920000728 polyester Polymers 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
- 238000005452 bending Methods 0.000 abstract description 8
- 239000011505 plaster Substances 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000012360 testing method Methods 0.000 description 11
- 238000005987 sulfurization reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 230000009172 bursting Effects 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000032798 delamination Effects 0.000 description 3
- 238000005336 cracking Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008901 benefit 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
- 230000000994 depressogenic effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform, including hose and the joint that is connected with the hose, the hose connects including inner core cover and contractive pressure overcoat from interior to including inlayer film, interior cloth plaster layer, spring wire layer, outer cloth plaster layer, outer film outward in proper order, and hose insertion forms the extrusion compression to the hose through the extrusion to the contractive pressure overcoat to the clearance that inner core cover and contractive pressure overcoat formed in, plays to connect and prevents pulling out the effect of taking off and form sealed acting on to the hose lining. The utility model provides a bending property and the pressure -bearing sex expression is good and also can not generator tube when the negative pressure usage is used the hose assembly that warp of the body.
Description
Technical field
The utility model relates to rubber product preparation field, is specifically related to a kind of the conveying cross-over connection and suction abrasion powder hose assembly and preparation method thereof that are applied to the resistance to negative pressure of marine drilling platform.
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.
Model utility content
The utility model provide bending properties and pressure-bearing property performance excellent and also can not the hose assembly of generator tube body deformability when negative pressure purposes uses; Provide a kind of making method making above-mentioned hose assembly simultaneously.
In order to achieve the above object, the utility model has following technological scheme:
A kind of conveying cross-over connection and suction abrasion powder hose assembly being applied to the resistance to negative pressure of marine drilling platform, the joint comprising flexible pipe and be connected with flexible pipe, flexible pipe comprises inner film, interior carcass, Spring Steel Wire layer, outer carcass, outer film 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.
Further, the pitch of Spring Steel Wire layer is 5-30mm.
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.
Interior carcass and outer carcass are nylon cord fabrics or polyester cord.
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.
The preparation method of this hose assembly 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) be wound around interior carcass outward at inner glue layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless; 5) be wound around the Spring Steel Wire of high strength in interior carcass outside, according to certain pitch, flexible pipe entirety is wound around.6) be wound around outer carcass outward at Spring Steel Wire layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless; 7) carcass is wound around outer film outward more outside, is wound around smooth non-wrinkled, is wound around seamless; 8) use nylon water cloth to be wrapped in outside outer film, be wound around 3 layers, nylon water cloth joint clearance should be not less than 1m; 9) outside the nylon water cloth after looping, along the Spring Steel Wire gap of spiral winding, according to identical winding pitch, groove along spiral wire uses nylon rope to be wrapped in outside water cloth and pressurizes to flexible pipe, also nylon rope can not be used to pressurize, direct use nylon water cloth pressurization postcure, the flexible pipe appearance not using nylon rope to pressurize is plane, and the flexible pipe appearance using nylon rope pressurization is corrugated surface; 10) 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; 11) 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; 12) 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; 13) open steam inlet valve, in tank, send into steam, when temperature reaches 150 DEG C, start to calculate sulfurizing time, according to different tube diameters size adjustment cure time; 14) 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; 15) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; 16) plug is taken out from flexible pipe; 17) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; 18) 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 utility model has the advantage of:
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, uses the multilayer cross winding of 54 ° 44 ', under improving flexible pipe working pressure, be out of shape (extend, expand) large situation; 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; The high strength spring steel wire layer arranged between interior carcass and outer carcass is as the supporting layer of resistance to negative pressure, and when flexible pipe is used for pumping purposes, body can produce negative pressure, and the object of the supporting layer of resistance to negative pressure is to avoid body to inhale flat distortion when negative pressure purposes uses.
Accompanying drawing explanation
Fig. 1 is each construction layer schematic diagram of the utility model flexible pipe;
Fig. 2 is joint structure schematic diagram;
Fig. 3 is that schematic diagram assembled by flexible pipe and joint;
Fig. 4 is that schematic diagram withheld by joint;
Fig. 5 is the schematic flow sheet of method of the present utility model.
In figure: carcass, 3-Spring Steel Wire layer, the outer carcass of 4-, 5-outer film, 6-inner core cover, 7-contractive pressure overcoat, 8-flexible pipe in 1-inner film, 2-
Embodiment
The utility model is described in detail by specific embodiment below in conjunction with accompanying drawing:
Embodiment 1:
As Figure 1-4, a kind of conveying cross-over connection and suction abrasion powder hose assembly being applied to the resistance to negative pressure of marine drilling platform, the joint comprising flexible pipe and be connected with flexible pipe, flexible pipe comprises inner film, interior carcass, Spring Steel Wire layer, outer carcass, outer film from the inside to the outside successively, wherein, the pitch of Spring Steel Wire layer is 10-11mm, and interior carcass and outer carcass are polyester cord.Joint comprises inner core cover and contractive pressure overcoat, and flexible pipe is inserted in the gap that inner core cover and contractive pressure overcoat formed, and 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.
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.
As shown in Figure 5, for the preparation method of the powder carry hose assembly of offshore drilling platform filling station make-up system:
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) be wound around interior carcass outward at inner glue layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless; 5) be wound around the Spring Steel Wire of high strength in interior carcass outside, according to certain pitch, flexible pipe entirety is wound around.6) be wound around outer carcass outward at Spring Steel Wire layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless; 7) carcass is wound around outer film outward more outside, is wound around smooth non-wrinkled, is wound around seamless; 8) use nylon water cloth to be wrapped in outside outer film, be wound around 3 layers, nylon water cloth joint clearance should be not less than 1m; 9) outside the nylon water cloth after looping, along the Spring Steel Wire gap of spiral winding, according to identical winding pitch, groove along spiral wire uses nylon rope to be wrapped in outside water cloth and pressurizes to flexible pipe, also nylon rope can not be used to pressurize, direct use nylon water cloth pressurization postcure, the flexible pipe appearance not using nylon rope to pressurize is plane, and the flexible pipe appearance using nylon rope pressurization is corrugated surface; 10) 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; 11) 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; 12) 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; 13) open steam inlet valve, in tank, send into steam, when temperature reaches 150 DEG C, start to calculate sulfurizing time, cure time 90 minutes; 14) 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; 15) sebific duct after sulfuration is fixed on forming machine, nylon water cloth is led out, leave flexible pipe in ventilation together with plug; 16) plug is taken out from flexible pipe; 17) flexible pipe handled well is balanced straight line to place, length cutting is carried out to flexible pipe; 18) 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 XM10, size 4 ", internal diameter is 102mm, and external diameter is 126mm.Bending radius 650mm.
Embodiment 2
Hose assembly is except following part, and other is identical with embodiment 1.
The pitch 15mm of Spring Steel Wire layer.
The flexible pipe that the model using the present embodiment method to obtain is XM10, size 5 ", internal diameter is 127mm, and external diameter is 153mm.Bending radius 800mm.
Embodiment 3
Hose assembly is except following part, and other is identical with embodiment 1.
The pitch 18mm of Spring Steel Wire layer.
The flexible pipe that the model using the present embodiment method to obtain is XM10, size 6 ", internal diameter is 152mm, and external diameter is 178mm.Bending radius 900mm.
Testing property
Subjects:
The flexible pipe of embodiment 1, embodiment 2, embodiment 3, 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, resistance to negative pressure function: flexible pipe needs resistance to negative pressure function, was raised to-80kpa by the vacuum pressure of body within 60 second time, more than 10 minutes retention time, and whether pressure maintaining period sebific duct is inside and outside delamination, flatly collapse or depressed phenomenon.
The results are shown in following table:
2, 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 | ±11％ | +3.5％ | +3.6％ | +3.8％ |
| Under test pressure | Bulging or delamination | Normally | Normally | Normally |
3, 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 | 5 |
4, bending properties: require that flexible pipe has good bending properties at low temperature environment, under the ambient temperature of-25 DEG C, sebific duct is parked 24 hours, under the ambient temperature of-25 DEG C, sebific duct is bent on the plug that radius is minimum bending radius 2 times within the time of 8-10 second, and make the angle of hose end be less than 90 degree.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 |
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 3N/mm.
The results are shown in following table:
| Control group | Embodiment 1 | Embodiment 2 | Embodiment 3 | |
| Bonding strength N/mm | ≤3 | 6 | 6 | 7 |
Other test index sees the following form:
| Test event | Control group | 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 mm 2 | 200 | 158 | 162 | 153 |
| Outer glue tensile strength MPa | 10.0 | 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, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to mode of execution of the present utility model.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 the technical solution of the utility model the apparent change of extending out or variation be still in the row of protection domain of the present utility model.
Claims (7)
1. one kind is applied to conveying cross-over connection and the suction abrasion powder hose assembly of the resistance to negative pressure of marine drilling platform, the joint comprising flexible pipe and be connected with flexible pipe, it is characterized in that, described flexible pipe comprises inner film, interior carcass, Spring Steel Wire layer, outer carcass, outer film 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. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, and it is characterized in that, the pitch of described Spring Steel Wire layer is 5-30mm.
3. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, 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.
4. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, and it is characterized in that, described interior carcass and outer carcass are nylon cord fabrics or polyester cord.
5. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, 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.
6. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, it is characterized in that, be wound around interior carcass outward at inner glue layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless.
7. a kind of conveying cross-over connection being applied to the resistance to negative pressure of marine drilling platform denudes powder hose assembly with suction as claimed in claim 1, it is characterized in that, be wound around outer carcass outward at Spring Steel Wire layer, with 54 ° of 44 ' angle cross winding, be wound around smooth non-wrinkled, be wound around seamless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631680.7U CN205037005U (en) | 2015-08-20 | 2015-08-20 | Be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520631680.7U CN205037005U (en) | 2015-08-20 | 2015-08-20 | Be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform |
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| Publication Number | Publication Date |
|---|---|
| CN205037005U true CN205037005U (en) | 2016-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520631680.7U Active CN205037005U (en) | 2015-08-20 | 2015-08-20 | Be applied to transport cross -over connection and suction abrasion powder hose assembly of resistant negative pressure of ocean drilling platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205037005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287066A (en) * | 2016-08-18 | 2017-01-04 | 徐锦诚 | A kind of hose assembly |
| CN110748719A (en) * | 2019-09-25 | 2020-02-04 | 烟台泰悦流体科技有限公司 | Central drainage pipe assembly with balance weight |
-
2015
- 2015-08-20 CN CN201520631680.7U patent/CN205037005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287066A (en) * | 2016-08-18 | 2017-01-04 | 徐锦诚 | A kind of hose assembly |
| CN110748719A (en) * | 2019-09-25 | 2020-02-04 | 烟台泰悦流体科技有限公司 | Central drainage pipe assembly with balance weight |
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