CN205244715U - Bolt -up formula ocean connects with high -pressure RTP - Google Patents
Bolt -up formula ocean connects with high -pressure RTP Download PDFInfo
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- CN205244715U CN205244715U CN201520948634.XU CN201520948634U CN205244715U CN 205244715 U CN205244715 U CN 205244715U CN 201520948634 U CN201520948634 U CN 201520948634U CN 205244715 U CN205244715 U CN 205244715U
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Abstract
The utility model relates to a bolt -up formula ocean connects with high -pressure RTP, mainly by inside dabber, outer adapter sleeve and setting up at inside dabber tapering lock sleeve component between the adapter sleeve outside with, inside dabber includes the sealing flange, connect the axle journal, first fastening flange and interior pipe box, outer adapter sleeve includes second fastening flange and has tapered outer tube, the tapering lock sleeve comprises a plurality of clamp shaft pieces along body circumference equipartition, a ring is constituteed to a plurality of clamp shaft piece interval arrangements, the wedge of clamp shaft piece for reducing in succession along axial direction thickness, the internal surface of wedge is concave arc surface, the surface is the taper surface, the taper surface of clamp shaft piece and the cooperation of the interior conical contact of outer tube, the system has a plurality of constant head tank on the taper surface. The utility model discloses easy dismounting requires to hang down repeatedly usable, sparingly cost to equipment and operating mode.
Description
Technical field
The utility model relates to a kind of piecing devices, high pressure RTP joint for especially a kind of bolt matable ocean.
Background technology
Strengthen thermoplastic composite tube (RTP, ReinforcedThermoplasticPipes), conventionally form by three layers,Be inside and outside plastic layer and be arranged on the enhancement layer being composited by reinforcing material in the middle of inside and outside plastic layer. RTP pipe holdsPressure energy power is high, flexible, the feature such as easy of constructing, and range of application is more and more wider, has been successfully applied at present in ocean engineering.
For RTP pipe, between tube and tube, conventionally adopt electric smelting-hot melt to connect and be connected with mechanical compaction mode, electric smelting-hot meltThere is the defects such as pipeline bonding strength is low, poor sealing performance in connected mode, mechanical compaction mode connects the high pressure field that is mainly used in,The general buckle press joint connected mode that adopts. Find through retrieval, the Chinese patent that the patent No. is 200410065058.8 discloses onePlant high pressure connector lug for fiber enhanced thermoplastic composite plastic tube, this joint comprises the polyolefin electric smelting cover that accompanies metal electric fuseCylinder, polyolefin electric melting sleeve outer surface is shaped with axial concaveconvex structure, and inner surface is shaped with the metal sleeve of respective shaft to concaveconvex structureChimeric being wrapped in outside polyolefin electric melting sleeve, wraps up fiberglass outside metal sleeve, the substrate fiber of fiberglass is along metal sleeveCircumferentially be wound around. The main disadvantage of this joint is: this joint is Disposable Connect, uses afterwards not recoverable, withTime withhold in process that to manage outermost damage comparatively serious due to RTP, bring unnecessary limit can to whole RTP pipe joint systemBoundary's damage.
In addition, in offshore engineering process, due to marine operating mode complexity, inclement condition, traditional joint is overlapping and is withholdingIn process, for the having relatively high expectations of e-quipment and pipe, use inconvenient; Mutually do at the combined load such as Bending, shearing simultaneouslyUsed time easily lost efficacy.
Utility model content
The technical problems to be solved in the utility model be according to prior art exist defect, propose a kind of easy accessibility,Can reuse, do not damage tube wall and there is the bolt matable ocean high pressure RTP joint that well stops curved effect.
The utility model is technical solution problem by the following technical programs:
High pressure RTP joint for a kind of bolt matable ocean, mainly by internal mandrel, outer adapter sleeve and be arranged on insideConicity locking cover composition between mandrel and outer adapter sleeve, internal mandrel comprises sealing flange, connects axle journal, the first clamp flangeWith interior pipe box, sealing flange, connection axle journal, the first clamp flange and interior pipe box are connected successively and form Integral hollow sleeve pipeShape structure; Outer adapter sleeve comprises the second clamp flange and the outer tube with tapering, and outer tube comprises large end, relative with large endSmall end and inner conical surface and male cone (strobilus masculinus) between large end and small end, outer tube is assemblied in the most external of tubular configured joint, not onlyCan realize and clamping and protection RTP pipe joint section and conicity locking cover, can also make joint there is good end and stop curved effect, largeEnd connects the second clamp flange, and the first clamp flange of the second clamp flange and internal mandrel is bolted, with transmitter shaftTo load and play assembling clamp effect; Conicity locking cover is by circumferentially uniform clamp shaft sheet group of multiple bodys along RTP pipeBecome, an annulus of composition is arranged at multiple described clamp shaft sheets interval, and this internal radius is identical with RTP pipe external diameter, and clamp shaft sheet isThe wedge that in axial direction thickness reduces continuously, the inner surface of wedge is concaved circular cambered surface, outer surface is taper surface, clamp shaftThe taper surface of sheet contacts cooperation with the inner conical surface of outer tube, can will be delivered to body tube wall from the clamping force of outer adapter sleeve, coneOn shape face, be shaped with several for placing the locating slot of binding strap. Locating slot not only can be used for the position of fixing tapering lock sleevePut, can also reduce the compression contact area of taper surface and inner conical surface, prevent that under condition of high voltage, solid adhesion situation occurs for the two.
In this structure, inner sleeve is inserted behind the body inside of RTP pipe, overlaps the outer wall that clamps RTP pipe by conicity locking,And the distance that adopts the second bolt to further between the second clamp flange of outer adapter sleeve and the first clamp flange of internal mandrel, makeOuter adapter sleeve is done axially-movable with respect to internal mandrel, locked joints, and then make inner conical surface and the conicity locking cover of outer adapter sleeveTaper surface interact, conicity locking cover is produced to radial pressure, tube wall is clamped, play the effect of transmitted load,Compress inner sleeve and tube wall simultaneously, coordinate the sealing ring on inner sleeve, reach good sealing effectiveness, realized joint pairClamping, the pipeline of RTP pipe connect.
The utility model further perfect technical scheme is as follows:
Preferably, on the afterbody periphery of inner sleeve, be shaped with some ring annular grooves, in groove, be equipped with sealing ring; InThe external diameter of pipe box is slightly less than the internal diameter of tube body of RTP pipe, makes the body interference fit of inner sleeve and RTP pipe.
Adopt after said structure, in the time that joint assembles, inner sleeve inserted in RTP pipe and with the inwall of this pipe and fit tightly,Make inner sleeve play the effect of supporting RTP inside pipe wall, and sealing ring play the work of gas-liquid sealing between tube and tube, pipe and jointWith.
Preferably, connect axle journal and connect sealing flange and the first clamp flange, its size is managed by two ends flange size and RTPInside nominal diameter determine, the radius of the first clamp flange is 1.2～1.8 times of sealing flange radius.
Preferably, on male cone (strobilus masculinus), be positioned at male cone (strobilus masculinus) axial cross section position of centre of gravity and be provided with one group of circumferential uniform milling platform, millingPlatform is provided with lifting tapped blind hole.
Preferably, the male cone (strobilus masculinus) of outer tube, inner conical surface are through the mode such as over carburizing, nitriding intensive treatment, and intensive treatment canStrengthen the surface strength of the inside and outside conical surface, when guarantee outer tube inner conical surface contacts with the taper surface of conicity locking cover, can not in its surfaceBecause material damage causes structural failure, can strengthen shock resistance, the impact energy of jacket exterior to the strengthening of outer tube male cone (strobilus masculinus)Power, strengthens the protection to whole junction block body device. The taper surface of clamp shaft sheet and concaved circular cambered surface also adopt the side such as carburizing, nitridingFormula is carried out intensive treatment, and intensive treatment has increased the contact strength between face and face equally. The tapering of the male cone (strobilus masculinus) of outer tube withThe tapering difference of inner conical surface, according to structural strength requirement, the tapering of outer tube male cone (strobilus masculinus) is greater than the tapering of inner conical surface, makes wholeSleeve structure intensity strengthens gradually from small end to the second clamp flange place. In general, the about inner conical surface of outer tube male cone (strobilus masculinus) tapering2 times of tapering. The tapering of inner conical surface is identical with the taper surface of clamp shaft sheet, when joint assembling, and the cone of inner conical surface and clamp shaft sheetShape face matches, and is convenient to the taper surface transmission of pressure to clamp shaft sheet in outer adapter sleeve axial compression conicity locking cover process.
Preferably, the outer face of sealing flange is shaped with one group of circumferential first uniform bolt hole, with described the first bolt holeCoordinate and be provided with the first bolt, sealing flange first bolt of this joint passes the sealing flange of another joint that is positioned at relative connectionThe first bolt hole is fixed together two joints; The outer face of described the first clamp flange is shaped with one group circumferentially uniform secondBolt hole, coordinates and is provided with the second bolt with described the second bolt hole; The outer face of described the second clamp flange be shaped with one group circumferentialThe 3rd uniform bolt hole, coordinates and is provided with the second bolt with described the 3rd bolt hole. Outside the tensile force of such the second bolt passes throughInteraction between the taper surface of the inner conical surface of sleeve pipe and clamp shaft sheet is delivered to conicity locking cover, then by concaved circular cambered surface withTube wall interacts, and realizes pipeline and clamps.
Preferably, the thickness of the second clamp flange and perforate number, size are identical with the first clamp flange.
Preferably, concaved circular cambered surface is connected with the tube wall contact of RTP pipe, plays clamping action, on concaved circular cambered surface, is shaped withDecorative pattern, can increase the frictional force of concaved circular cambered surface and pipeline outer wall, has finally realized zero damage of RTP pipeline is clamped.
The utility model has the advantages that and in marine environment, construct simple and quickly, can protect better pipeline, and there is endCurved effect is stopped by portion, adopts the tapering gripping sleeve of multiple clamp shaft sheet compositions to clamp RTP pipeline, the inner concaved circular cambered surface of tapering gripping sleeveDecorative pattern significantly strengthened the be connected power of pipeline with joint, do not damage tube wall, bear larger load, tension, antitorque, bending resistance,Shear resistance is strong, is applicable to high inner pressure ring border, and with respect to traditional buckle press joint, the utility model easy accessibility, to equipment and workCondition requires low, reusable, saves cost.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the structural representation of an embodiment of the utility model.
Fig. 2 is the structural representation of internal mandrel in the utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the structural representation of clamp shaft sheet in the utility model.
Fig. 5 is the structural representation of outer adapter sleeve.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the structural representation of RTP pipe body in the utility model.
Fig. 8 is the installation diagram of the utility model joint.
Fig. 9 is the Force principle figure of the utility model joint.
Figure 10 is the assembly figure of the utility model joint.
Figure 11 is the transverse cross-sectional view of Figure 10.
In figure: 1. internal mandrel, 2. conicity locking cover, 3. outer adapter sleeve, 4. body, 5. sealing flange, 6. connects axle journal,7. the first clamp flange, 8. inner sleeve, 9. groove, 10. the first bolt hole, 11. second bolts hole, 12. concaved circular cambered surfaces, 13. conesShape face, 14. locating slots, 15. second clamp flanges, 16. outer tubes, 17. inner conical surfaces, 18. male cone (strobilus masculinus)s, 19. lifting tapped blind holes,20. the 3rd bolts hole, 21. milling platforms, 22. first bolts, 23. second bolts.
Detailed description of the invention
Embodiment mono-
High pressure RTP joint for the bolt matable ocean of the present embodiment, its structure as shown in Figure 1, mainly by internal mandrel1, outer adapter sleeve 3 and be arranged on internal mandrel 1 and outer adapter sleeve 3 between conicity locking cover 2 compositions. As shown in Figure 2, insideMandrel 1 comprises sealing flange 5, connects pipe box 8 in axle journal 6, the first clamp flange 7 and steel, sealing flange 5, connect axle journal 6,The first clamp flange 7 and interior pipe box 8 are connected successively and form Integral hollow cannula-like structure, and sealing flange 5 is pipeline companyConnect sealing flange, adopt national standard flange, its joint face is divided and can be selected different seal form according to pressure rating, connectsAxle journal 6 connects sealing flange 5 and the first clamp flange 7, and its size determines by the inside nominal diameter of two ends flange size and RTP pipe,The size of sealing flange 5 and connection axle journal 6 is chosen by RTP pipeline inside nominal diameter and pressure rating inquiry flange GB, connecting axleThe axial length of neck 6 should be and ensures that its two ends flange bolt connects minimum of a value easily, and the size of the first clamp flange 7 is by RTPThe size of pipe model and conicity locking cover 2 determines, its size should ensure carrying out in bolted process and the second clamp flange15 is in mating connection, ensure simultaneously its requirement of strength in bolt tension force situation (the one, matching design size, the 2nd, structure is strongDegree requires). In general the radius of the first clamp flange 7 is about 1.2～1.8 times of sealing flange 5 radiuses. The tail of inner sleeve 8On portion's periphery, be shaped with some ring annular grooves 9, in groove 9, be equipped with sealing ring, the external diameter of interior pipe box 8 is slightly less than RTP pipeBody 4 internal diameters, make body 4 (the seeing Fig. 7) interference fit of inner sleeve 8 and RTP pipe, wherein the size of inner sleeve 8 is managed by RTPInside nominal diameter, use traffic and fluid pressure determine, position, size and the quantity of groove 9 are selected by working pressure and sealing ringType determines. The outer face of sealing flange 5 is shaped with one group of circumferential first uniform bolt hole 10, coordinates and is provided with the first bolt hole 10The first bolt 22, the first bolt 22 on this joint sealing flange 5 passes the sealing flange of another joint that is positioned at relative connectionThe first bolt hole is fixed together two joints, and the outer face of the first clamp flange 7 is shaped with one group of circumferential second uniform spiral shellKeyhole 11, coordinates with the second bolt hole 11 and is provided with the second bolt 23 (seeing Fig. 3).
As shown in Figure 5, outer adapter sleeve 3 comprises the second clamp flange 15 and the outer tube 16 with tapering, and outer tube 16 wrapsDraw together large end, hold relative small end and holding greatly inner conical surface 17 and the male cone (strobilus masculinus) 18 between small end with large, on male cone (strobilus masculinus) 18Be positioned at male cone (strobilus masculinus) 18 axial cross section position of centre of gravitys and be provided with one group of circumferential uniform milling platform 21, milling platform 21 is provided with lifting screw threadBlind hole 19, the male cone (strobilus masculinus) 18 of outer tube, inner conical surface 17 are through the mode such as over carburizing, nitriding intensive treatment, and intensive treatment can strengthenThe surface strength of inner conical surface 17, male cone (strobilus masculinus) 18, while ensureing that outer tube inner conical surface 17 and conicity locking overlap 2 taper surface 13 and contact itsSurface can, because material damage causes structural failure, can not strengthen the anti-impact of jacket exterior to the strengthening of outer tube male cone (strobilus masculinus) 18Hit, collision ability, strengthen protection to whole junction block body device. The tapering of the tapering of outer tube male cone (strobilus masculinus) 18 and inner conical surface 17Difference, according to structural strength requirement, the tapering of outer tube male cone (strobilus masculinus) 18 is greater than the tapering of inner conical surface 17, makes whole overcoat duct ligationStructure intensity strengthens gradually from small end to the second clamp flange 15 places. In general, the tapering of outer tube male cone (strobilus masculinus) 18 is about inner cone2 times of face 17 taperings. The large end of outer tube 16 connects the of the second clamp flange 15, the second clamp flanges 15 and internal mandrel 1One clamp flange 7 connects by the second bolt 23, to transmit axial load and to play the effect that assembling clamps, the second clamp flange15 outer face is shaped with one group of circumferential the 3rd uniform bolt hole 20, coordinates to be provided with the second bolt 23 and (to see with the 3rd bolt hole 20Fig. 6).
Conicity locking cover 2 is made up of multiple circumferential uniform clamp shaft sheets of body 4 along RTP pipe, between multiple clamp shaft sheetsEvery arranging an annulus of composition, this internal radius is identical with RTP pipe external diameter, and clamp shaft sheet reduces continuously for thickness in axial directionWedge, the inner surface of wedge is concaved circular cambered surface 12, outer surface is taper surface 13, the body 4 of concaved circular cambered surface 12 and RTP pipeOuter wall contact connects, and plays clamping action, is shaped with netted decorative pattern on concaved circular cambered surface 12, can increase concaved circular cambered surface 12 and pipeline outer wallFrictional force, finally realized to RTP pipeline zero damage clamp; The taper surface 13 of clamp shaft sheet and the inner conical surface of outer tube 1617 contact coordinate, can will be delivered to body 4 tube walls from the clamping force of outer adapter sleeve 3, on taper surface 13, be shaped with several forPlace the locating slot 14 (seeing Fig. 4) of binding strap. Taper surface 13 and the concaved circular cambered surface 12 of clamp shaft sheet adopt the mode such as carburizing, nitridingCarry out intensive treatment, intensive treatment has increased the contact strength between face and face equally. Taper surface 13 and the inner cone of clamp shaft sheetThe tapering of face 17 is identical, and when joint assembling, inner conical surface 17 matches with the taper surface 13 of clamp shaft sheet, is convenient to outer adapter sleeve 3 axlesOverlap taper surface 13 transmission of pressures to clamp shaft sheet in 2 processes to compressing conicity locking.
Number and the size of the first bolt hole 10, the second bolt hole 11, by size and the applying working condition of RTP pipe, according to powerEpidemiological Analysis comprehensively determines. The thickness of the second clamp flange 15 and perforate number, size are identical with the first clamp flange 7. Setting A isOuter adapter sleeve 3, B is that the contact-making surface of conicity locking cover 2, A and B is an inclined-plane, the gradient of supposing inclined-plane is 1:16, as Fig. 9 instituteShowX is the direction of motion of outer adapter sleeve 3, and in the time that adapter sleeve is locked mandrel thread, A is to x positive direction motion, A withContact inclined-plane between B is assumed to be hard contact zerofriction force, and A can produce normal pressure F to B by inclined-plane in the time of motionN, pass throughForce resolution FNCan be power F along Orthogonal DecompositionXAnd FY, can be obtained by Orthogonal Decomposition formula:
FN 2＝FX 2+FY 2
Change according to trigonometric function:
FX＝FNsinθ
FY＝FNcosθ
FYBe the vertical of outer adapter sleeve 3 to conicity locking cover 2, be the clamping of 2 pairs of bodys 4 of conicity locking coverPower. The frictional force of 2 pairs of RTP bodys 4 of conicity locking cover is
Ff＝f·FN
Be that joint is F to the axial tension maximum of pipelinef。
In like manner, according to the helical pitch L of screw threadX, that can obtain 2 pairs of bodys 4 of conicity locking cover radially compresses into distance LY, have
LY＝LX·cotθ。
The linear elastic modulus E of pipeline material, has
FY＝E·LY。
The lead L that can go out to need from required pulling force inverse according to above formula.
The assembly method of high pressure RTP joint for bolt matable ocean, as shown in Fig. 8, Figure 10 and Figure 11, comprises following stepIt is rapid: before assembling, all parts must be made lubricated,
The internal mandrel 1 of the first step, the formula that is made into one hollow sleeve tubulose structure: by sealing flange 5, connect axle journal 6, firstClamp flange 7 and interior pipe box 8 are connected and are integrated successively, and make some ring shapes on the afterbody periphery of inner sleeve 8Groove 9 is placed rubber seal in groove 9, and sealing ring and groove 9 inwalls are fitted tightly.
Second step, assembling body 4: the inner sleeve of internal mandrel 18 is inserted in the body 4 of RTP pipe, and make the end of body 4Face is concordant with the first clamp flange 7.
The 3rd step, assembling conicity locking cover 2: by multiple clamp shaft sheets along being circumferentially distributed on body 4 outer walls of body 4,And the major part of clamp shaft sheet is concordant with the end face of body 4 end faces and the first clamp flange 7, form conicity locking cover 2, by itLocating slot 14 conicity locking cover 2 is fixed on body 4 outer walls. In the locating slot 14 of conicity locking cover 2, placing extra large work usesAnticorrosion binding strap, is fixed on conicity locking cover 2 on body 4 outer walls by binding strap. Wherein, the width of binding strap and locationThe width of groove 14 is identical, after conicity locking cover 2 is fixed, needs pretension binding strap.
The 4th step, the outer adapter sleeve 3 of assembling: outer adapter sleeve 3 one end with the second clamp flange 15 is along conicity locking cover 2 from littleHead is inserted in to major part direction, the inner conical surface 17 of outer tube 16 and the taper surface 13 of clamp shaft sheet is fitted tightly, and ensure secondClamp flange 15 is parallel with the first clamp flange 7, makes the 3rd bolt hole 20 and the first fastening on the second clamp flange 15The second bolt hole 11 on blue 7 is aimed at.
The 5th step, in the second bolt hole 11, the 3rd bolt hole 20, assemble the second bolt 23 and adopt after nut screwing clamping, willThe sealing flange 5 of this joint is aimed at the sealing flange of another RTP pipe joint in pipe-line system, on two sealing flangesIn one bolt hole 10, assemble the first bolt 22 and adopt nut screwing clamping, to realize the connection sealing of tube and tube. Specifically existIn the groove of sealing flange 5, high-pressure seal ring is set, RTP is managed to the sealing on sealing flange and the RTP pipe B joint on A jointFlange is aimed at, and then in the first bolt hole of two sealing flanges, assembles the first bolt, nut and packing ring, screws the first spiral shellBolt, nut, realize being tightly connected of RTP pipe A and RTP pipe B.
Wherein in the second bolt hole 11, the 3rd bolt hole 20, assemble the second bolt 23, nut and packing ring, and turn secondBolt 23, keeps the first clamp flange 7 concordant with the second clamp flange 15 end faces, then successively symmetry screw be positioned at first fasteningOne group of second bolt 23 between flange 7, the second clamp flange 15, relies on the second bolt 23 the first clamp flange 7, second that furthersClamp flange 15 moves to distance to a declared goal, and the inner conical surface 17 of the tensile force of the second bolt 23 by outer tube 16 and clamp shaft sheetInteraction between taper surface 13 is delivered to conicity locking cover 2, then interacts by concaved circular cambered surface 12 and body 4 outer walls,Realizing pipeline clamps.
Claims (8)
1. a high pressure RTP joint for bolt matable ocean, is characterized in that, mainly by internal mandrel, outer adapter sleeve and establishPut conicity locking between internal mandrel and outer adapter sleeve cover composition, described internal mandrel comprises sealing flange, connects axle journal,The first clamp flange and interior pipe box, described sealing flange, connect axle journal, the first clamp flange and the interior pipe box shape that is connected successivelyIntegral formula hollow sleeve tubulose structure; Described outer adapter sleeve comprises the second clamp flange and has the outer tube of tapering, described outsideSleeve pipe comprises large end, holds relative small end and holding greatly inner conical surface and the male cone (strobilus masculinus) between small end, described large end with largeConnect the second clamp flange, the first clamp flange of described the second clamp flange and internal mandrel is bolted; Described coneDegree lock sleeve is made up of along the circumferential uniform clamp shaft sheet of body multiple, and a circle of composition is arranged at multiple described clamp shaft sheets intervalRing, described clamp shaft sheet is the wedge that in axial direction thickness reduces continuously, the inner surface of described wedge is concaved circular cambered surface,Outer surface is taper surface, and the taper surface of described clamp shaft sheet contacts cooperation with the inner conical surface of outer tube, on described taper surface, is shaped withSeveral are for placing the locating slot of binding strap.
2. high pressure RTP joint for bolt matable according to claim 1 ocean, is characterized in that the tail of described inner sleeveOn portion's periphery, be shaped with some ring annular grooves, in described groove, be equipped with sealing ring; The external diameter of described interior pipe box is slightly less thanThe internal diameter of tube body of RTP pipe, described inner sleeve and body interference fit.
3. high pressure RTP joint for bolt matable according to claim 2 ocean, is characterized in that, described connection axle journal connectsConnect sealing flange and the first clamp flange, the radius of described the first clamp flange is 1.2～1.8 times of sealing flange radius.
4. high pressure RTP joint for bolt matable according to claim 3 ocean, is characterized in that, described male cone (strobilus masculinus) is upperBe provided with one group of circumferential uniform milling platform in male cone (strobilus masculinus) axial cross section position of centre of gravity, it is blind that described milling platform is provided with lifting screw threadHole.
5. high pressure RTP joint for bolt matable according to claim 4 ocean, is characterized in that the cone of described male cone (strobilus masculinus)Degree is 2 times of inner conical surface, and the tapering of described inner conical surface is identical with the tapering of clamp shaft sheet taper surface.
6. high pressure RTP joint for bolt matable according to claim 5 ocean, is characterized in that, described sealing flangeOuter face is shaped with one group of circumferential first uniform bolt hole, coordinates and is provided with the first bolt, this joint with described the first bolt holeSealing flange the first bolt is fixed two joints through sealing flange first bolt hole of another joint that is positioned at relative connectionTogether; The outer face of described the first clamp flange is shaped with one group of circumferential second uniform bolt hole, with described the second bolt holeCoordinate and be provided with the second bolt; The outer face of described the second clamp flange is shaped with one group of circumferential the 3rd uniform bolt hole, with describedThe 3rd bolt hole cooperation is provided with the second bolt.
7. high pressure RTP joint for bolt matable according to claim 6 ocean, is characterized in that, the second clamp flangeThickness and perforate number, size are identical with the first clamp flange.
8. high pressure RTP joint for bolt matable according to claim 7 ocean, is characterized in that, described concaved circular cambered surface withThe tube wall contact of RTP pipe connects, and on described concaved circular cambered surface, is shaped with decorative pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948634.XU CN205244715U (en) | 2015-11-25 | 2015-11-25 | Bolt -up formula ocean connects with high -pressure RTP |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948634.XU CN205244715U (en) | 2015-11-25 | 2015-11-25 | Bolt -up formula ocean connects with high -pressure RTP |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205244715U true CN205244715U (en) | 2016-05-18 |
Family
ID=55943792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520948634.XU Withdrawn - After Issue CN205244715U (en) | 2015-11-25 | 2015-11-25 | Bolt -up formula ocean connects with high -pressure RTP |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205244715U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333261A (en) * | 2015-11-25 | 2016-02-17 | 南京晨光复合管工程有限公司 | Bolt fastened type ocean high-pressure reinforced thermoplastic pipe (RTP) connector and assembling method thereof |
| CN114754205A (en) * | 2022-03-18 | 2022-07-15 | 中国石油化工股份有限公司 | Composite pipe connector |
-
2015
- 2015-11-25 CN CN201520948634.XU patent/CN205244715U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333261A (en) * | 2015-11-25 | 2016-02-17 | 南京晨光复合管工程有限公司 | Bolt fastened type ocean high-pressure reinforced thermoplastic pipe (RTP) connector and assembling method thereof |
| CN105333261B (en) * | 2015-11-25 | 2017-07-18 | 南京晨光复合管工程有限公司 | A kind of bolt matable ocean high pressure RTP joints and its assembly method |
| CN114754205A (en) * | 2022-03-18 | 2022-07-15 | 中国石油化工股份有限公司 | Composite pipe connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20170718 |