CN116734056A - Full-self-anchored flexible connection stainless steel composite steel pipe - Google Patents

Full-self-anchored flexible connection stainless steel composite steel pipe Download PDF

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Publication number
CN116734056A
CN116734056A CN202310895011.XA CN202310895011A CN116734056A CN 116734056 A CN116734056 A CN 116734056A CN 202310895011 A CN202310895011 A CN 202310895011A CN 116734056 A CN116734056 A CN 116734056A
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CN
China
Prior art keywords
butt joint
pipe
stainless steel
joint socket
steel composite
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310895011.XA
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Chinese (zh)
Inventor
林津强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGDONG EAST PIPES CO LTD
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GUANGDONG EAST PIPES CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by GUANGDONG EAST PIPES CO LTD filed Critical GUANGDONG EAST PIPES CO LTD
Priority to CN202310895011.XA priority Critical patent/CN116734056A/en
Publication of CN116734056A publication Critical patent/CN116734056A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00Joints with sleeve or socket
    • F16L21/02Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
    • F16L21/035Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed around the spigot end before connection
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • F16L3/02Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets partly surrounding the pipes, cables or protective tubing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00Branching pipes; Joining pipes to walls
    • F16L41/02Branch units, e.g. made in one piece, welded, riveted
    • F16L41/021T- or cross-pieces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L51/00Expansion-compensation arrangements for pipe-lines

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Joints Allowing Movement (AREA)

Abstract

The invention discloses a fully self-anchored flexible connection stainless steel composite steel pipe, which comprises a base pipe, wherein a butt joint socket is arranged on the outer surface of one end of the base pipe, a butt joint socket is arranged on the outer surface of the other end of the base pipe, the butt joint socket and the butt joint socket are formed by expanding through an inner die and limiting an outer die, the caliber of the butt joint socket is smaller than that of the butt joint socket, a rubber ring matched with the butt joint socket is sleeved on the outer surface of the butt joint socket, the outer surfaces of the two ends of the rubber ring are obliquely arranged, a boss is arranged on one side of the outer surface of the butt joint socket, and a hook head which is outwards warped is arranged on the outer surface of one end of the butt joint socket; the stainless steel composite steel pipe is provided with the full-self-anchoring flexible connection structure, so that falling-off is prevented, the installation efficiency of the stainless steel composite steel pipe is effectively improved, the anti-seismic performance of the stainless steel composite steel pipe is improved, the displacement of a pipeline and the curvature of pipeline change are increased, and the stainless steel composite steel pipe is suitable for larger uneven settlement and change of the pipeline.

Description

Full-self-anchored flexible connection stainless steel composite steel pipe
Technical Field
The invention belongs to the technical field of pipelines, and particularly relates to a fully self-anchored flexible connection stainless steel composite steel pipe.
Background
The fully self-anchored flexible connection stainless steel composite steel pipe is a stainless steel composite steel pipe capable of being quickly abutted, is reinforced by a snap ring structure, prevents a pipeline from falling off, and can be used for construction of urban water supply pipelines, construction of underground comprehensive pipe gallery engineering, laying of fire-fighting pipe network water delivery engineering and long-pipe distance water diversion engineering.
The patent document of the patent No. CN104625341A discloses a stainless steel composite steel pipe girth weld process, wherein a mechanical mode is adopted to cut a groove of a stainless steel composite pipeline, surface oxide skin, slag and a surface layer affecting the welding quality are effectively removed after cutting, the thickness of the removed surface layer is not less than 5mm, the inclination deviation of the end face is 1% of the outer diameter of the pipe and must not exceed 2mm, the gap of the root of the groove is 2-3 mm, the groove angle is 60+/-5 degrees, the preheating temperature before welding is 150-160 ℃, the preheating range is 80-120 mm away from a weld joint port, the inner weld joint and the outer weld joint are protected by double-layer gas, and the welding mode of small current and short arc is adopted for welding; alloy elements in the metal of the stainless steel layer can be prevented from being diluted by the diffusion layer, a good isolation effect is achieved on the stainless steel layer, welding quality is effectively guaranteed, the primary qualification rate of the welding seam is high, and repair of the welding seam is avoided.
The traditional stainless steel composite steel pipe is usually fixed by adopting a welding mode, electricity and gas are needed during installation, the time needed during pipeline installation is increased, the construction difficulty is high, meanwhile, the welded pipeline does not have an anti-seismic structure, when the ground vibrates, the welding seam of the welded pipeline is easy to leak, and the rigid connection anti-seismic effect is poor; secondly, the traditional stainless steel composite steel pipe is affected by the thickness of the pipe wall, when the outside of the pipeline is stressed and extruded, the whole stainless steel composite steel pipe is easy to deform, and the inside of the stainless steel composite steel pipe is extruded and collapsed, so that the stainless steel composite steel pipe cannot be normally used, and the stability of the stainless steel composite steel pipe is reduced; meanwhile, the traditional stainless steel composite steel pipe is not provided with an auxiliary supporting structure, when the stainless steel composite steel pipe is mounted in a suspended mode, the stainless steel composite steel pipe cannot be supported and fixed on the stainless steel composite steel pipes with different calibers, so that shaking phenomenon is easy to occur when the stainless steel composite steel pipe is mounted in a suspended mode, and stability is poor.
Disclosure of Invention
The invention aims to provide a fully self-anchored flexible connection stainless steel composite steel pipe, which can solve the existing problems.
The invention solves the problems that:
1. the traditional stainless steel composite steel pipe is usually fixed by adopting a welding mode, electricity and gas are needed during installation, the time needed during pipeline installation is increased, the construction difficulty is high, meanwhile, the welded pipeline does not have an anti-seismic structure, when the ground vibrates, the welding seam of the welded pipeline is easy to leak, and the rigid connection anti-seismic effect is poor;
2. the traditional stainless steel composite steel pipe is affected by the thickness of the pipe wall, when the outside of the pipe is stressed and extruded, the whole stainless steel composite steel pipe is easy to deform, and the inside of the stainless steel composite steel pipe is extruded and collapsed, so that the stainless steel composite steel pipe cannot be normally used, and the stability of the stainless steel composite steel pipe is reduced;
3. the traditional stainless steel composite steel pipe does not have an auxiliary supporting structure, when the stainless steel composite steel pipe is in suspension installation, the traditional stainless steel composite steel pipe cannot support and fix the stainless steel composite steel pipes with different calibers, so that the shaking phenomenon is easy to occur when the stainless steel composite steel pipe is in suspension installation, and the stability is poor.
The aim of the invention can be achieved by the following technical scheme:
the utility model provides a full self-anchored flexonics stainless steel composite steel pipe, includes the base pipe, the one end surface of base pipe is provided with the butt joint socket, the other end surface of base pipe is provided with the butt joint bellmouth, butt joint socket and the spacing mode expansion shaping of butt joint bellmouth all through interior mould expansion and outer mould, the bore of butt joint socket is less than the bore of butt joint bellmouth, the rubber circle that the cooperation butt joint bellmouth used has been cup jointed to the surface of butt joint socket, and the both ends surface of rubber circle all is the slope setting, the surface of butt joint socket is located one side of rubber circle and is equipped with the boss, the one end surface of butt joint bellmouth sets up the eave tile outwards, the whole horn mouth form that is of butt joint bellmouth, the inside of base pipe has cup jointed and has been supported the external member.
According to the invention, as a further technical scheme, the outer surface of the butt joint socket is provided with the limit groove matched with the rubber ring, two sides of the limit groove are obliquely arranged, the outer surface of the end part of the butt joint socket is provided with the turnups, when two base pipes are mutually butted end to end, the butt joint socket of one base pipe is inserted into the butt joint socket of the other base pipe, the hook heads are clamped on the outer surface of the boss, the butt joint socket and the butt joint socket are fixedly spliced, meanwhile, the rubber ring is used, the butt joint socket and the butt joint socket are kept in a sealing state after being butted, and the setting of the limit groove can avoid loosening and falling phenomena of the rubber ring when the base pipes vibrate.
According to the invention, as a further technical scheme, the limit snap ring is arranged between the butt joint socket and the butt joint bell mouth, the cross section of the limit snap ring is in a circular structure, the inner side of the butt joint bell mouth is provided with the groove matched with the limit snap ring, when the hook head and the boss are mutually butted, the limit snap ring is sleeved between the hook head and the boss, so that the resistance between the hook head and the boss can be increased, and when the two base pipes move, the phenomenon of falling off between the butt joint socket and the butt joint bell mouth can be avoided, and the auxiliary fixing function is realized.
According to the invention, one end of the base pipe is spliced and provided with the transfer pipe, the outer surfaces of the two ends of the transfer pipe are respectively provided with the butt joint socket, the middle part of the upper end of the transfer pipe is provided with the vertical pipe head, and the transfer pipe of the three-way structure adopts the same butt joint fixing structure as the base pipe by utilizing the arrangement of the butt joint socket, so that the transfer pipe and the base pipe can be quickly in butt joint operation.
As a further technical scheme of the invention, the support sleeve comprises two transverse plugboards and two longitudinal plugboards, the two transverse plugboards and the two longitudinal plugboards are vertically and alternately arranged, the transverse plugboards and the two longitudinal plugboards are fixedly spliced through clamping grooves, the whole support sleeve is of a field-shaped structure, when the fully self-anchored flexible connection stainless steel composite steel pipe is used, the support sleeve is sleeved in a base pipe, bending deformation of the base pipe can be avoided, the support sleeve forms a field-shaped reinforcing structure through the transverse plugboards and the longitudinal plugboards, liquid can circulate through a notch between the transverse plugboards and the longitudinal plugboards, and meanwhile, the support sleeve can increase the structural strength of the base pipe.
According to the invention, as a further technical scheme, the reinforcing clamping sleeve is arranged between the transverse plugboard and the longitudinal plugboard, the whole reinforcing clamping sleeve is cylindrical, the cross clamping groove is formed in one end of the reinforcing clamping sleeve, and the reinforcing clamping sleeve is used for reinforcing the splicing between the transverse plugboard and the longitudinal plugboard, so that the phenomenon of oblique deformation of the transverse plugboard and the longitudinal plugboard after splicing and installation is avoided.
According to the invention, the lower parts of the base pipe and the switching pipe are respectively provided with the supporting piece, the supporting pieces comprise two groups of supporting frames, the two groups of supporting frames are in butt joint and fixed through the butt joint supporting rods, the upper ends of the two groups of supporting frames are respectively fixedly provided with the sliding clamping seat, the bottoms of the base pipe and the switching pipe can be supported and fixed by utilizing the arrangement of the supporting pieces, and the base pipe and the switching pipe frame can be conveniently installed in an empty mode.
According to the invention, the outer surface of the upper end of the sliding clamping seat is fixedly provided with the fixed clamping block, one side, close to the fixed clamping block, of the outer surface of the upper end of the sliding clamping seat is movably provided with the movable clamping block, the movable clamping block is movably connected with the sliding clamping seat through the adjusting screw rod, two sides of the fixed base pipe can be clamped by the fixed clamping block and the movable clamping block, and the base pipe is prevented from moving on the upper part of the sliding clamping seat.
As a further technical scheme of the invention, one side of the fixed clamping block and one side of the movable clamping block are of arc structures, and two groups of arc pads are fixedly arranged on the side edges of the fixed clamping block and the side edges of the movable clamping block.
The invention has the beneficial effects that:
1. through the use of the butt joint bell mouth and the butt joint spigot matched with the limit snap ring, the stainless steel composite steel pipe is provided with a fully self-anchored flexible connection structure, the joint can be prevented from falling off, the installation efficiency of the stainless steel composite steel pipe is effectively improved, the shock resistance of the joint is improved, when two stainless steel composite steel pipes are in butt joint operation, the butt joint spigot of one steel pipe is only required to be pulled into the butt joint bell mouth of the other steel pipe, the circular limit snap ring with an opening is pushed between the boss and the hook head, the radial expansion rebound deformation expansion of the limit snap ring is carried out in the hook head, the axial pull-off of the joint is prevented by the mechanical strength of the anti-shearing ring, the bending pull-off of the joint is prevented by the joint spigot, the joint is prevented from having an all-dimensional self-anchoring function by the matching precision of the butt joint spigot and the pipe type and the structural strength, the pipeline can be simultaneously subjected to the force transmission of the joint, the pipeline can be continuously overlapped by the displacement quantity of the joint spigot, the change of the thermal expansion of the pipeline is compensated, the pipeline is reduced, the stress born by the pipeline is effectively improved, the anti-harmful anti-leakage resistance of the pipeline is simultaneously, the rubber ring can be prevented from falling off by the pipe is prevented from being uniformly, the axial expansion of the joint pipe can be prevented from falling off, the joint pipe is prevented from falling off by the axial expansion, the pipe has the pipe joint pipe, the pipe has a large bending pull-off function, and the pipe has a large-free-stop function, and the pipe has a high-stop function, the pipe type joint can safely follow ground displacement and terrain variation to prevent the joint from slipping, meanwhile, the pipe joint can have soft and rigid combination performance, the mutual restriction force and mutual friction force of pipe and soil are increased, the external force born by the pipe is reduced and balanced, the anti-slipping and anti-explosion function of the joint is further enhanced, and the pipe type joint is an advanced pipe type with soft and rigid anti-shock and anti-explosion functions.
2. Through setting up the support external member, when this full self-anchored flexonics stainless steel composite steel pipe uses, through installing the support external member in the inside of base pipe, can increase the structural strength of this stainless steel composite steel pipe, avoid its phenomenon of sunk deformation appears under the exogenic action, the whole of support external member is field font structure, when this full self-anchored flexonics stainless steel composite steel pipe uses, through cup jointing the support external member in the base pipe, can avoid the bending deformation of base pipe, the support external member constitutes field font reinforced structure through horizontal picture peg and vertical picture peg, liquid can circulate through the notch between horizontal picture peg and the vertical picture peg, secondly utilize the setting of reinforcement cutting ferrule, can play the reinforcement effect to the concatenation between horizontal picture peg and the vertical picture peg, avoid appearing the slope deformation phenomenon to horizontal and vertical picture peg after the concatenation installation, increase the structural strength of this stainless steel composite steel pipe.
3. Through setting up support piece, when this full self-anchored flexonics stainless steel composite steel pipe uses, make its bottom have auxiliary support structure, make things convenient for it to carry out unsettled installation operation, can carry out arbitrary regulation simultaneously according to pipeline bore size, promote its application scope, during the operation, the user arranges the support piece in the base pipe's upper end for pipe wall lower part card is between fixed fixture block and removal fixture block, the user is through rotating adjusting screw, make adjusting screw utilize its helicitic texture drive to remove the fixture block, thereby adjust the distance between fixed fixture block and the removal fixture block, make the arc pad of fixed fixture block and removal fixture block hug closely on the surface of base pipe, through the position control between fixed fixture block and the removal fixture block, the use of cooperation arc pad, make it can fix the pipeline structure of different bore, promote its application scope.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall structure of a fully self-anchored flexible-connection stainless steel composite pipe of the present invention;
FIG. 2 is a diagram of the whole structure of a base pipe in a fully self-anchored flexible connection stainless steel composite steel pipe;
FIG. 3 is an internal structural view of a base pipe in a fully self-anchored flexible connection stainless steel composite steel pipe according to the present invention;
FIG. 4 is a plan view of a transfer tube of the fully self-anchored flexible stainless steel composite steel tube of the present invention;
FIG. 5 is an overall structural diagram of a support sleeve in a fully self-anchored flexible connection stainless steel composite steel pipe according to the present invention;
FIG. 6 is a plan view of the support member in the fully self-anchored flexible connection stainless steel composite steel pipe of the present invention;
fig. 7 is an overall structure diagram of a reinforcing ferrule in a fully self-anchored flexible connection stainless steel composite steel tube.
In the figure: 1. a base pipe; 2. a boss; 3. a docking socket; 4. a hook head; 5. a limiting snap ring; 6. a butt joint socket; 7. a rubber ring; 8. a transfer tube; 9. a support; 10. a limit groove; 11. turning over; 12. a support sleeve; 13. reinforcing the clamping sleeve; 14. a transverse plugboard; 15. a longitudinal plugboard; 16. a vertical tube head; 17. a sliding clamping seat; 18. a support frame; 19. butt joint supporting rods; 20. moving the clamping block; 21. an arc-shaped pad; 22. adjusting a screw rod; 23. and fixing the clamping block.
Detailed Description
In order to further describe the technical means and effects adopted by the present invention for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1-7, a full self-anchored flexible connection stainless steel composite steel pipe comprises a base pipe 1, wherein a butt joint socket 3 is arranged on the outer surface of one end of the base pipe 1, a butt joint bell mouth 6 is arranged on the outer surface of the other end of the base pipe 1, the butt joint socket 3 and the butt joint bell mouth 6 are formed in an expanding mode through an inner die expanding mode and an outer die limiting mode, the caliber of the butt joint socket 3 is smaller than that of the butt joint bell mouth 6, a rubber ring 7 matched with the butt joint bell mouth 6 is sleeved on the outer surface of the butt joint socket 3, two outer surfaces of the rubber ring 7 are obliquely arranged, a boss 2 is arranged on one side of the outer surface of the butt joint socket 3, an outwards-warped hook 4 is arranged on the outer surface of one end of the butt joint bell mouth 6, the whole butt joint bell mouth 6 is in a horn mouth shape, and a supporting sleeve 12 is sleeved inside the base pipe 1.
The surface of butt joint socket 3 is provided with spacing recess 10 that cooperation rubber ring 7 used, and the both sides of spacing recess 10 all are the slope setting, the tip surface of butt joint socket 3 is equipped with turnup 11, when butt joint each other between two root canal 1 head and the tail, make the butt joint socket 3 of one root canal 1 insert to the butt joint bellmouth 6 of another root canal 1 in, make the eave tile 4 card at the surface of boss 2, make splice between butt joint socket 3 and the butt joint bellmouth 6 fixed, utilize the use of rubber ring 7 simultaneously, make butt joint socket 3 and butt joint bellmouth 6 keep sealing state after the butt joint, the setting of secondly spacing recess 10, can avoid rubber ring 7 to appear not hard up abscission phenomenon when base canal 1 vibrates.
Be provided with spacing snap ring 5 between butt joint socket 3 and the butt joint bellmouth 6, the cross-section of spacing snap ring 5 personally submits circular structure, and the inboard of butt joint bellmouth 6 is equipped with the recess that cooperation spacing snap ring 5 used, after the mutual butt joint of eave tile 4 and boss 2, cup joints spacing snap ring 5 between eave tile 4 and boss 2, can increase the resistance between eave tile 4 and the boss 2, when removing between two root canal 1, can avoid appearing the phenomenon of droing between butt joint socket 3 and the butt joint bellmouth 6, plays auxiliary fixation.
The transfer pipe 8 is installed in the concatenation of the one end of base pipe 1, and the both ends surface of transfer pipe 8 all is equipped with butt joint bellmouth 6, and the upper end middle part position of transfer pipe 8 is equipped with vertical tube head 16, utilizes the setting of butt joint bellmouth 6 for this three way construction's transfer pipe 8 has adopted the same butt joint fixed knot structure with base pipe 1, makes can accomplish quick butt joint operation between transfer pipe 8 and the base pipe 1.
The support external member 12 includes two horizontal picture peg 14 and two longitudinal insert plates 15, be perpendicular form alternately setting between two horizontal picture peg 14 and two longitudinal insert plates 15, horizontal picture peg 14 and longitudinal insert plate 15 are fixed through the draw-in groove concatenation, the whole of support external member 12 is the field font structure, when this full self-anchored flexonics stainless steel composite steel pipe uses, through cup jointing support external member 12 in base pipe 1, can avoid base pipe 1 bending deformation, support external member 12 constitutes field font reinforced structure through horizontal picture peg 14 and longitudinal insert plate 15, liquid can circulate through the notch between horizontal picture peg 14 and the longitudinal insert plate 15, support external member 12 can increase the structural strength who connects at base pipe 1 simultaneously.
The reinforcing clamping sleeve 13 is arranged between the transverse plugboard 14 and the longitudinal plugboard 15, the whole reinforcing clamping sleeve 13 is cylindrical, a cross clamping groove is formed in one end of the reinforcing clamping sleeve 13, and the transverse plugboard 14 and the longitudinal plugboard 15 are arranged to reinforce the splicing between the transverse plugboard 14 and the longitudinal plugboard 15, so that the phenomenon of oblique deformation of the transverse plugboard 14 and the longitudinal plugboard 15 after splicing and installation is avoided.
Support piece 9 is all installed to the lower part of base pipe 1 and transfer pipe 8, and support piece 9 includes two sets of support frames 18, and is fixed through butt joint vaulting pole 19 butt joint between two sets of support frames 18, and the equal fixed mounting of upper end of two sets of support frames 18 has slip cassette 17, utilizes the setting of support piece 9, can play the support fixed action to the bottom of base pipe 1 and transfer pipe 8, makes things convenient for base pipe 1 and transfer pipe 8 overhead installation.
The upper end surface fixed mounting of slip cassette 17 has fixed fixture block 23, and the upper end surface of slip cassette 17 is close to one side movable mounting who moves fixture block 20 of fixed fixture block 23, moves and passes through adjusting screw 22 swing joint between fixture block 20 and the slip cassette 17, utilizes fixed fixture block 23 and moves both sides that fixture block 20 can chucking fixed base pipe 1, avoids base pipe 1 to move in the upper portion of slip cassette 17.
One side of the fixed clamping block 23 and one side of the movable clamping block 20 are arc-shaped structures, and two groups of arc-shaped pads 21 are fixedly arranged on the side edges of the fixed clamping block 23 and the side edges of the movable clamping block 20.
The fully self-anchored flexible connection stainless steel composite steel pipe has the advantages that the butt joint socket 6 and the butt joint socket 3 are matched with the limit snap ring 5, so that the stainless steel composite steel pipe has a fully self-anchored flexible connection structure, the falling phenomenon is prevented, the installation efficiency of the stainless steel composite steel pipe is effectively improved, the shock resistance is improved, when two stainless steel composite steel pipes are subjected to butt joint operation, the butt joint socket 3 of one steel pipe is only required to be pulled into and close to the butt joint socket 6 of the other steel pipe, the circular limit snap ring 5 with an opening is pushed between the boss 2 and the hook 4, the radial expansion rebound deformation of the limit snap ring 5 is carried out in the hook 4, the axial pull-off of the interface is prevented by the shearing resistant mechanical strength of the limit snap ring, the butt joint position can be changed by a certain angle, the bending falling of the interface is prevented by the matching precision and the structural strength of the pipe type of the butt joint socket 3 and the butt joint socket 6, the joint has omnibearing self-anchoring function, meanwhile, the pipeline can continuously overlap the displacement of a plurality of joints through the force transmission of the joint, compensate the change of thermal expansion and contraction of the pipeline and adapt to the change of external force forcing the pipeline, reduce the stress born by the pipeline, achieve the aim of effectively improving the capability of resisting shock damage and explosion leakage of the pipeline, meanwhile, the use of the rubber ring 7 ensures that the butt joint socket 3 and the butt joint socket 6 keep a sealing state after being in butt joint, and secondly, the setting of the limit groove 10 can avoid the loosening and falling phenomenon of the rubber ring 7 when the base pipe 1 vibrates, the omnibearing self-anchoring flexible joint steel pipe not only has the omnibearing self-anchoring function of preventing axial pull-out and transverse bending and falling-off, but also can pass the force transmission of the joint, ensure that the pipeline can continuously overlap the axial displacement or transverse swing angle of a plurality of joints, increase the displacement of the pipeline and the curvature of the pipeline change, the pipe joint is suitable for larger uneven settlement and change of a pipeline, becomes a pipe type capable of safely following ground displacement and terrain change to prevent the joint from slipping, and meanwhile, the pipe joint can have soft and rigid combination performance, so that the mutual restriction force and mutual friction force of pipe and soil are increased, the external force born by the pipe is reduced and balanced, the anti-slipping and anti-explosion functions of the joint are further enhanced, and the advanced pipe type with soft and rigid anti-shock and anti-explosion functions is formed;
through setting up the support external member 12, when this full self-anchored flexible connection stainless steel composite steel pipe uses, through installing the support external member 12 in the inside of base pipe 1, can increase the structural strength of this stainless steel composite steel pipe, avoid it to appear sunken deformation's phenomenon under the exogenic action, the whole of support external member 12 is the field font structure, when this full self-anchored flexible connection stainless steel composite steel pipe uses, through cup jointing the support external member 12 in base pipe 1, can avoid the bending deformation of base pipe 1, the support external member 12 passes through horizontal picture peg 14 and vertical picture peg 15 constitution field font reinforced structure, liquid can circulate through the notch between horizontal picture peg 14 and the vertical picture peg 15, secondly utilize the setting of reinforcement cutting ferrule 13, can block the cross butt joint department of horizontal picture peg 14 and vertical picture peg 15 with reinforcement cutting ferrule 13, can play the reinforcement effect to the concatenation between horizontal picture peg 14 and the vertical picture peg 15, avoid appearing the slope deformation phenomenon to horizontal picture peg 14 and vertical picture peg 15 after the concatenation installation, increase the structural strength of this stainless steel composite steel pipe;
through setting up support piece 9, when this full self-anchored flexonics stainless steel composite steel pipe uses, make its bottom have auxiliary support structure, make things convenient for it to carry out unsettled installation operation, can carry out arbitrary regulation simultaneously according to pipeline bore size, promote its application scope, during the operation, the user arranges support piece 9 in with base pipe 1's upper end for pipe wall lower part card is between fixed fixture block 23 and removal fixture block 20, the user is through rotating adjusting screw 22, make adjusting screw 22 utilize its helicitic texture drive to remove fixture block 20, thereby adjust the distance between fixed fixture block 23 and the removal fixture block 20, make the arc pad 21 of fixed fixture block 23 and removal fixture block 20 hug closely on the surface of base pipe 1, through the position control between fixed fixture block 23 and the removal fixture block 20, the cooperation arc pad 21's use, make it can fix the pipeline structure of different bore, promote its application scope.
The present invention is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present invention.

Claims (9)

1. The utility model provides a full self-anchored flexonics stainless steel composite steel pipe, includes base pipe (1), its characterized in that, the one end surface of base pipe (1) is provided with butt joint socket (3), the other end surface of base pipe (1) is provided with butt joint bellmouth (6), butt joint socket (3) and butt joint bellmouth (6) all expand the shaping through interior mould inflation and the spacing mode of outer mould, the bore of butt joint socket (3) is less than the bore of butt joint bellmouth (6), the rubber circle (7) that cooperation bellmouth (6) used have been cup jointed to the surface of butt joint socket (3), and the both ends surface of rubber circle (7) all is the slope setting, the surface of butt joint socket (3) is located one side of rubber circle (7) and is equipped with boss (2), the one end surface of butt joint bellmouth (6) sets up outward hook head (4), the whole of butt joint bellmouth (6) is the horn mouth form, and the inside of base pipe (1) has cup jointed and has been supported external member (12).
2. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 1, wherein the outer surface of the butt joint socket (3) is provided with a limiting groove (10) matched with the rubber ring (7), two sides of the limiting groove (10) are obliquely arranged, and the outer surface of the end part of the butt joint socket (3) is provided with a turnup (11).
3. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 1, characterized in that a limiting snap ring (5) is arranged between the butt joint socket (3) and the butt joint bell mouth (6), the cross section of the limiting snap ring (5) is of a circular structure, and a groove matched with the limiting snap ring (5) for use is formed in the inner side of the butt joint bell mouth (6).
4. The full-self-anchoring flexible connection stainless steel composite steel pipe according to claim 1, wherein one end of the base pipe (1) is spliced and provided with a switching pipe (8), the outer surfaces of two ends of the switching pipe (8) are respectively provided with a butt joint socket (6), and the middle position of the upper end of the switching pipe (8) is provided with a vertical pipe head (16).
5. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 1, wherein the supporting sleeve (12) comprises two transverse inserting plates (14) and two longitudinal inserting plates (15), the two transverse inserting plates (14) and the two longitudinal inserting plates (15) are arranged in a perpendicular crossing mode, the transverse inserting plates (14) and the longitudinal inserting plates (15) are spliced and fixed through clamping grooves, and the whole supporting sleeve (12) is of a field-shaped structure.
6. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 5, wherein a reinforcing clamping sleeve (13) is arranged between the transverse insertion plate (14) and the longitudinal insertion plate (15), the whole body of the reinforcing clamping sleeve (13) is cylindrical, and one end of the reinforcing clamping sleeve (13) is provided with a cross clamping groove.
7. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 4, wherein the lower parts of the base pipe (1) and the adapter pipe (8) are provided with supporting pieces (9), the supporting pieces (9) comprise two groups of supporting frames (18), the two groups of supporting frames (18) are fixedly connected through butt joint supporting rods (19), and sliding clamping seats (17) are fixedly arranged at the upper ends of the two groups of supporting frames (18).
8. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 7, wherein a fixed clamping block (23) is fixedly arranged on the outer surface of the upper end of the sliding clamping seat (17), a movable clamping block (20) is movably arranged on one side, close to the fixed clamping block (23), of the outer surface of the upper end of the sliding clamping seat (17), and the movable clamping block (20) is movably connected with the sliding clamping seat (17) through an adjusting screw rod (22).
9. The fully self-anchored flexible connection stainless steel composite steel pipe according to claim 8, wherein one side of the fixed clamping block (23) and one side of the movable clamping block (20) are of arc structures, and two groups of arc pads (21) are fixedly arranged on the side edges of the fixed clamping block (23) and the movable clamping block (20).
CN202310895011.XA 2023-07-20 2023-07-20 Full-self-anchored flexible connection stainless steel composite steel pipe Pending CN116734056A (en)

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CN117108838B (en) * 2023-10-13 2024-05-14 广东东方管业股份有限公司 Embedded self-locking ring full-self-anchoring connecting steel pipe

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Address after: No. 9, Industrial Avenue South, Dongcun, Xingtan Town, Shunde District, Foshan City, Guangdong Province, 528000

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