CN102518897A - Self-sealing socket butt-joint corrugated pipe and manufacture method - Google Patents
Self-sealing socket butt-joint corrugated pipe and manufacture method Download PDFInfo
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- CN102518897A CN102518897A CN2011104413512A CN201110441351A CN102518897A CN 102518897 A CN102518897 A CN 102518897A CN 2011104413512 A CN2011104413512 A CN 2011104413512A CN 201110441351 A CN201110441351 A CN 201110441351A CN 102518897 A CN102518897 A CN 102518897A
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Abstract
The invention relates to a self-sealing socket butt-joint corrugated pipe and a manufacture method, which can enable corrugated pipes to be free of welding connection, meet high butt-joint requirements for reliable sealing, and enable socket between the corrugated pipes after butt joint to have a self-sealing function. The self-sealing socket butt-joint corrugated pipe comprises a corrugated pipe, a corrugated pipe bell end and a corrugated pipe inserting opening, wherein the bell end in the corrugated pipe is in butt joint with one end of a pipe opening of the corrugated pipe, and a cladding belt made of materials same as the corrugated pipe is utilized to clad the bell end and the one end of the pipe opening of the corrugated pipe into an integral structure in a fusing mode. The inserting opening in the corrugated pipe is in butt joint with the other end of the pipe opening of the corrugated pipe, and a cladding belt made of materials same as the corrugated pipe is utilized to clad the bell end and the other end of the pipe opening of the corrugated pipe into an integral structure in a fusing mode. An annular groove is arranged on the excircle surface of the inserting opening. The self-sealing socket butt-joint corrugated pipe and the manufacture method have the advantage that a leading card that the corrugated pipe bell end, the corrugated pipe inserting opening and the corrugated pipe port require no welding connection, are directly in butt joint and are formed in a fusing cladding mode is given.
Description
Technical field
The present invention relates to a kind of welding that can either realize need not between bellows and the bellows; Can realize highly reliable sealed butt joint requirement; Can make the bellows after the butt joint dock bellows and making method again with the selfsealings socket joint that grafting between the bellows has self-sealing function; Be applicable to that mainly the polyethylene steel band strengthens helical bellows, polyethylene two flat walls steel plastic composite wound pipe and polyethylene hollow wall entwining tube, belong to bellows and make the field.
Background technique
CN2821350Y, title " pipe connecting structure "; Comprise that outer wall is the double-ply bellows of waveform, inner wall smooth; Its two ends are respectively equipped with inside and outside wall smooth heavy caliber end and small-caliber end, the internal diameter of heavy caliber end and the mutual corresponding matching of the external diameter of small-caliber end, and the small-caliber end of pair of lamina bellows can be plugged in the heavy caliber end of another double-ply bellows and connect; The tube wall inboard of heavy caliber end is provided with the circular groove of a circle to outer lug, is embedded with O-ring seal in the circular groove; The inboard of said seal ring is provided with at least one toothed projections to the pipe tilt.Its not middle part: the one, because the looping geosynclinal convex plays outer wall and exceeds the heavy caliber tube wall, in the bellows handling process and after installing, its tongue wall that protrudes from the heavy caliber tube wall directly lands; Need bear the weight of whole piece bellows or bellows inner fluid; Bearing capacity concentrates on the slight convex annular cell wall, and double-ply bellows often is the heavy caliber bellows, the gently then hundreds of jin of pipe; Heavy then thousands of jin; Therefore very easily cause the damage and the damage of bellows, and can't revise, directly cause bellows to scrap in damage or after damaging; The 2nd because seal ring is built in the inboard wall groove of heavy caliber tube wall, can't form tensioned fit between its seal ring and the groove, formation be loose cooperation; Therefore when it cooperates with the small-caliber end grafting of double-ply bellows, often cause seal ring race groove (running out of groove) sideslip, can't form and be sealed and matched; And when race groove sideslip comes to light; Often can't remedy by secondary, can only adopt original method for blocking to seal, not only plugging effect is poor; And the phenomenon that exists seepage, race to leak, directly polluted underground water resource and environment; The 3rd, be not suitable for the making that has metal tube muscle bellows.
Summary of the invention
Purpose of design: avoid the deficiency in the background technique; Design a kind of welding that can either realize need not between bellows and the bellows; Can realize highly reliable sealed butt joint requirement, can make the bellows after the butt joint dock bellows and making method again with the selfsealings socket joint that grafting between the bellows has self-sealing function.
Design proposal: in order to realize above-mentioned purpose of design.1, the bellmouth that constitutes bellows is with the integrally-built design of Bao Fucheng with socket with butt joint of bellows two-port and the employing bag identical with the bellows material again, is one of technical characteristics of the present invention.The purpose of doing like this is: adopt with the bellows identical materials and make the multiple band of bellows bellmouth, socket and bag; Has good compatibility between the three; When bellows bellmouth, socket employing bag are with ripple mouth of pipe butt-fusion bag again again, because three's material property is identical, molecule after its adhere and intermolecular mutual fusion transfer; Thereby form complete organism, improved the bulk strength of bellows effectively.2, having the design that annular groove and annular groove are embedded with convex annular peak seal ring on the socket periphery, is two of technical characteristics of the present invention.The purpose of doing like this is: because the convex annular peak seal ring and the bottom portion of groove that are enclosed within the socket periphery groove are tensioned fit; Its convex annular peak seal ring firmly banding in groove; Therefore when the socket that has convex annular peak seal ring inserted bellmouth, the inwall of bellmouth both can't rub groove with convex annular peak seal ring, can't convex annular peak seal ring be rubbed with the hands partially again; Can only form good extruding elastic packing and cooperate, thereby avoid the deficiency in the background technique; Secondly, because the protruding peak in the convex annular peak seal ring is bimodal O-ring seal or three peak O-ring seals, and the convex peak height of leading peak is less than the convex peak height of postpeak; And bellmouth wind directly has tapering; The prosopyle diameter is big, the deutostoma diameter is little, in the time of therefore in it inserts the bellows bellmouth, both has been convenient to insert; Can make again in bimodal O-ring seal or three peak O-ring seals and the bellmouth and form sealing water blocking ring between the wallpaper with multiple-sealed structure; Its sealing water blocking ring is just as a lot of wall that blocks water that is waterproof, make the fluid that is positioned at pipe can't seepage, run leakage, guaranteed the safety and the environmental protection of groundwater resources.3, the annular groove cross section on the socket periphery is the design of swallowtail trough structure, is three of technical characteristics of the present invention.The purpose of doing like this is: because dovetail groove is a bottom width, young; And it is lucky with the convex annular peak seal ring inner ring of dovetail groove groove coupling for enclosing bottom width down; Therefore after it is compelled to embed in it; Can't deviate from from young dovetail groove orifice, guarantee the secure fit between convex annular peak seal ring and the socket.
Technological scheme 1: a kind of selfsealings socket joint butt joint bellows; It comprises bellows and bellows bellmouth and bellows socket; Bellmouth in the said bellows is with bellmouth and the bellows mouth of pipe one end fusion Bao Fucheng overall structure with one end butt joint of the mouth of pipe of bellows and the employing bag identical with the bellows material again; The mouth of pipe the other end butt joint of the socket in the bellows and bellows and the employing bag identical with the bellows material has annular groove again with the mouth of pipe the other end fusion Bao Fucheng overall structure with socket and bellows on the socket periphery.
Technological scheme 2: a kind of making method of selfsealings socket joint butt joint bellows; Comprise the online preparation process of bellows; After the online making moulding of bellows; Online direct employing bellows bellmouth frock and bellows socket frock making and identical bellows bellmouth of bellows material and bellows socket adopt successively then to be with again with the identical bag of making bellows material bellows bellmouth and bellows socket are docked fusion Bao Fucheng overall structure respectively with the bellows two-port, on the periphery of bellows socket, are shaped on annular groove then; After annular groove is embedded with convex annular peak seal ring, promptly constitute selfsealings socket joint bellows.
The present invention compares with background technique; The one, start bellows bellmouth, socket and need not to weld, directly dock the fusion bag precedent of moulding again with corrugated tube port; Not only realized the quick grafting between bellows and the bellows, and reliable from motive sealing and sealability between bellows bellmouth after having realized pegging graft and the bellows socket; The 2nd, the bimodal or three peak seal ring tensionings of annular are fixed in the design in the bellows socket annular groove; The generation of groove, deviation phenomenon is irised out in the sealing of not only fundamentally having avoided background technique to exist; And realized the reliable sealing between the multiple tracks O-ring seal on bellows bellmouth and the bellows socket walls; Both protected groundwater resources not contaminated, and avoided the pollution to environment again, the while fundamentally makes sealing, load and the rigidity of bellows obtain the raising of essence; The 3rd, the application's structural design is novel, unique, simple, practical.
Description of drawings
Fig. 1 is the structural representation of selfsealings socket joint butt joint bellows.
Fig. 2 is the structural representation of bellows bellmouth.
Fig. 3 is the structural representation of bellows socket.
Fig. 4 is the structural representation after a bellows bellmouth and another root bellows socket are pegged graft.
Fig. 5 is the perspective view of Fig. 4.
Embodiment
Embodiment 1: with reference to accompanying drawing 1-5.A kind of selfsealings socket joint butt joint bellows; It comprises bellows 1 and bellows bellmouth 4 and bellows socket 2; Bellmouth 4 in the said bellows 1 is with 5 with bellmouth 4 and the bellows mouth of pipe one end fusion Bao Fucheng overall structure again with end butt joint of the mouth of pipe of bellows 1 and the employing bag identical with the bellows material; Socket 2 in the bellows 1 and the mouth of pipe the other end butt joint of bellows 1 and the employing bag identical with the bellows material has annular groove 6 and annular groove 6 and is embedded with convex annular peak seal ring 3 again with the mouth of pipe the other end fusion Bao Fucheng overall structure of socket 2 with bellows on socket 2 peripheries.Protruding peak in the said convex annular peak seal ring 3 is the convex peak height of the convex peak height of bimodal O-ring seal or three peak O-ring seals and leading peak less than postpeak.Docking between the bellmouth 4 in the said bellows 1 and the mouth of pipe of bellows 1 is end face butt joint or inclined-plane butt joint or spiral butt joint.Annular groove 6 cross sections on said socket 2 peripheries are swallowtail trough structure.Seal ring 3 interior ring cross-sections in said convex annular peak are the dovetail joint structure and are complementary with dovetail groove.
The described bellows bellmouth of the application 4 and bellows socket 2 both can first molding and forming, and then the employing bag identical with the bellows material is with again at ripple tube wall and bag and is with again under the heated situation bellows bellmouth 4 and bellows socket 2 and the moulding again of bellows 1 two-port butt-fusion bag; Also can adopt bellows bellmouth 4 inner core tube and bellows socket 2 inner core tube as bellmouth 4 and socket 2 forming dies; Adopt then and be with 5 fusions to be wound in bellows bellmouth 4 again with the bag of bellows same material directly to dock with bellows socket 2 backs and adopt to wrap and be with fusion Bao Fucheng overall structure again with the bellows two-port; Said fusion can be adopted electric heating wind direct heating and melting ripple tube wall and the multiple band of bag; Its preparation process is an existing technology, is not described herein at this.
Embodiment 2: on embodiment 1 basis; A kind of making method of selfsealings socket joint butt joint bellows; Comprise bellows 1 online preparation process; After the bellows 1 online making moulding; Online direct employing bellows bellmouth frock (tube core in the moulding of bellows bellmouth) and bellows socket frock (tube core in the moulding of bellows socket) are made and identical bellows bellmouth 4 of bellows material and bellows socket 2; Adopt successively with the identical bag of bellows material then and be with coiling bellows bellmouth 4 and bellows socket 2 again, coiling moulding postwave line tube faucet 4 is with the fusion looping around becoming overall structure again with bellows 1 two-port butt joint and employing with bellows material same package respectively with bellows socket 2 again, on the periphery of bellows socket 2, is shaped on annular groove then.
Embodiment 3: on embodiment 2 basis; Bellows bellmouth 4 adopts and the identical material molding and forming of bellows material with bellows socket 2; On the periphery of bellows socket 2, be shaped on annular groove then, bellows bellmouth 4 is with fusion to twine the Bao Fucheng overall structure with bellows 1 two-port butt joint and the employing bag identical with the bellows material respectively with bellows socket 2 again.
Embodiment 4: with reference to attaching Figure 4 and 5.On the basis of embodiment 2 and 3; When the application's bellows docks with bellows; After the annular groove of bellows 1 socket is embedded with convex annular peak seal ring 3 (bimodal O-ring seal or three peak O-ring seals); Insert then in the bellows bellmouth 4, its convex annular peak seal ring 3 is the extruding elastic packing with bellows bellmouth 4 inwalls and cooperates, and promptly constitutes selfsealings socket joint bellows docking structure.
Protruding peak in the said convex annular peak seal ring 3 is the convex peak height of the convex peak height of bimodal O-ring seal or three peak O-ring seals and leading peak less than postpeak.Docking between the bellmouth 4 in the said bellows 1 and the mouth of pipe of bellows 1 is end face butt joint or inclined-plane butt joint or spiral butt joint.Annular groove cross section on said socket 2 peripheries is a swallowtail trough structure.Seal ring 3 interior ring cross-sections in said convex annular peak are the dovetail joint structure and are complementary with dovetail groove.
What need understand is: though the foregoing description is to the mentality of designing of the present invention detailed text description of contrasting; But these text descriptions; It is simple description to mentality of designing of the present invention; Rather than to the restriction of mentality of designing of the present invention, any combination, increase or modification that does not exceed mentality of designing of the present invention all falls in protection scope of the present invention.
Claims (10)
1. a selfsealings socket joint docks bellows; It comprises bellows ⑴ and bellows bellmouth ⑷ and bellows socket ⑵; It is characterized in that: the bellmouth ⑷ among the said bellows ⑴ is with ⑸ with bellmouth ⑷ and the bellows mouth of pipe one end fusion Bao Fucheng overall structure with one end butt joint of the mouth of pipe of bellows ⑴ and the employing bag identical with the bellows material again; Socket ⑵ among the bellows ⑴ and the mouth of pipe the other end butt joint of bellows ⑴ and the employing bag identical with the bellows material has annular groove ⑹ again with the mouth of pipe the other end fusion Bao Fucheng overall structure with socket ⑵ and bellows on the socket ⑵ periphery.
2. selfsealings socket joint butt joint bellows according to claim 1, it is characterized in that: said annular groove is embedded with convex annular peak seal ring ⑶.
3. selfsealings socket joint butt joint bellows according to claim 2, it is characterized in that: the protruding peak among the said convex annular peak seal ring ⑶ is the convex peak height of the convex peak height of bimodal O-ring seal or three peak O-ring seals and leading peak less than postpeak.
4. selfsealings socket joint according to claim 1 butt joint bellows is characterized in that: docking between the bellmouth ⑷ among the said bellows ⑴ and the mouth of pipe of bellows ⑴ is that end face butt joint or inclined-plane butt joint or spiral dock.
5. selfsealings socket joint butt joint bellows according to claim 1, it is characterized in that: the annular groove cross section on the said socket ⑵ periphery is a swallowtail trough structure.
6. according to claim 1 or 3 described selfsealings socket joint butt joint bellowss, it is characterized in that: seal ring ⑶ interior ring cross-section in said convex annular peak is the dovetail joint structure and is complementary with dovetail groove.
7. the making method of selfsealings socket joint butt joint bellows; Comprise the online preparation process of bellows ⑴; It is characterized in that: after the online making moulding of bellows ⑴; Online direct employing bellows bellmouth frock and bellows socket frock making and bellows material identical bellows bellmouth ⑷ and bellows socket ⑵ adopt successively then to be with again with the identical bag of making bellows material bellows bellmouth and bellows socket are docked fusion Bao Fucheng overall structure with bellows ⑴ two-port respectively, on the periphery of bellows socket ⑵, are shaped on annular groove then; After annular groove is embedded with convex annular peak seal ring ⑶, promptly constitute selfsealings socket joint bellows.
8. the making method of selfsealings socket joint butt joint bellows according to claim 1, it is characterized in that: the protruding peak among the said convex annular peak seal ring ⑶ is the convex peak height of the convex peak height of bimodal O-ring seal or three peak O-ring seals and leading peak less than postpeak.
9. the making method of selfsealings socket joint according to claim 1 butt joint bellows is characterized in that: docking between the bellmouth ⑷ among the said bellows ⑴ and the mouth of pipe of bellows ⑴ is that end face butt joint or inclined-plane butt joint or spiral dock.
10. the making method of selfsealings socket joint butt joint bellows according to claim 1, it is characterized in that: the annular groove cross section on the said socket ⑵ periphery is a swallowtail trough structure; Seal ring ⑶ interior ring cross-section in said convex annular peak is the dovetail joint structure and is complementary with dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104413512A CN102518897A (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butt-joint corrugated pipe and manufacture method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011104413512A CN102518897A (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butt-joint corrugated pipe and manufacture method |
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| CN102518897A true CN102518897A (en) | 2012-06-27 |
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| CN2011104413512A Pending CN102518897A (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butt-joint corrugated pipe and manufacture method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939669A (en) * | 2014-04-25 | 2014-07-23 | 夏旻淑 | Anti-seepage underground pipeline structure in soft soil matrix and construction technology of anti-seepage underground pipeline structure |
| CN106671457A (en) * | 2016-11-23 | 2017-05-17 | 广东联塑科技实业有限公司 | Flexible connecting pipe machining method |
| CN106704754A (en) * | 2017-01-18 | 2017-05-24 | 江西汉通实业有限公司 | Throttling plastic pipe |
| CN106764165A (en) * | 2016-12-01 | 2017-05-31 | 江西浙丰管业有限公司 | It is a kind of to be easy to using the close tubing with connection of Push-fit |
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| CN202392342U (en) * | 2011-12-26 | 2012-08-22 | 杭州金民管业有限公司 | Self-sealing socket butting corrugated pipe |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939669A (en) * | 2014-04-25 | 2014-07-23 | 夏旻淑 | Anti-seepage underground pipeline structure in soft soil matrix and construction technology of anti-seepage underground pipeline structure |
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| CN106671457A (en) * | 2016-11-23 | 2017-05-17 | 广东联塑科技实业有限公司 | Flexible connecting pipe machining method |
| CN106764165A (en) * | 2016-12-01 | 2017-05-31 | 江西浙丰管业有限公司 | It is a kind of to be easy to using the close tubing with connection of Push-fit |
| CN106764165B (en) * | 2016-12-01 | 2018-07-17 | 江西浙丰管业有限公司 | It is a kind of to be convenient for using the close tubing with connection of Push-fit |
| CN106704754A (en) * | 2017-01-18 | 2017-05-24 | 江西汉通实业有限公司 | Throttling plastic pipe |
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Application publication date: 20120627 |