CN202392342U - Self-sealing socket butting corrugated pipe - Google Patents
Self-sealing socket butting corrugated pipe Download PDFInfo
- Publication number
- CN202392342U CN202392342U CN2011205508765U CN201120550876U CN202392342U CN 202392342 U CN202392342 U CN 202392342U CN 2011205508765 U CN2011205508765 U CN 2011205508765U CN 201120550876 U CN201120550876 U CN 201120550876U CN 202392342 U CN202392342 U CN 202392342U
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- bellows
- socket
- pipe
- corrugated pipe
- butt joint
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Abstract
The utility model relates to a self-sealing socket butting corrugated pipe which can realize that high-reliability sealing butting of corrugated pipes can be realized without welding and the splicing between the butted corrugated pipes has a self-sealing function. The self-sealing socket butting corrugated pipe comprises a corrugated pipe, a corrugated pipe bell end and a corrugated pipe plug socket, wherein the bell end in the corrugated pipe is butted with one end of a pipe orifice of the corrugated pipe, and the bell end and one end of the pipe orifice of the corrugated pipe are melted and clad into an integral structure by adopting a cladding belt which is made of the same material as the corrugated pipe; the plug socket in the corrugated pipe is butted with the other end of the pipe orifice of the corrugated pipe, and the plug socket and the other end of the pipe orifice of the corrugated pipe are melted and clad into an integral structure by adopting a cladding belt which is made of the same material as the corrugated pipe; and a ring-shaped groove is formed on the outer circle surface of the plug socket. The self-sealing socket butting corrugated pipe is a precedent that welding is not needed by the bell end, the plug socket and a port of the corrugated pipe are molded by directly melting and cladding without welding.
Description
Technical field
The utility model 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 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.
The model utility content
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 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 utility model.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, have the design that annular groove and annular groove are embedded with convex annular peak seal ring on the socket periphery, be the utility model technical characteristics two.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, be the utility model technical characteristics three.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: 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.
The utility model is compared 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 utility model detailed text description of contrasting; But these text descriptions; It is simple description to the utility model mentality of designing; Rather than to the restriction of the utility model mentality of designing, any combination, increase or modification that does not exceed the utility model mentality of designing all falls in the protection domain of the utility model.
Claims (6)
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205508765U CN202392342U (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butting corrugated pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205508765U CN202392342U (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butting corrugated pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202392342U true CN202392342U (en) | 2012-08-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205508765U Expired - Fee Related CN202392342U (en) | 2011-12-26 | 2011-12-26 | Self-sealing socket butting corrugated pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202392342U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518897A (en) * | 2011-12-26 | 2012-06-27 | 杭州金民管业有限公司 | Self-sealing socket butt-joint corrugated pipe and manufacture method |
| CN103072297A (en) * | 2013-01-30 | 2013-05-01 | 谢志树 | Fabrication method and equipment for helical corrugated pipe |
| CN105650372A (en) * | 2016-04-11 | 2016-06-08 | 光塑（上海）管道科技有限公司 | Bellows joint structure |
-
2011
- 2011-12-26 CN CN2011205508765U patent/CN202392342U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518897A (en) * | 2011-12-26 | 2012-06-27 | 杭州金民管业有限公司 | Self-sealing socket butt-joint corrugated pipe and manufacture method |
| CN103072297A (en) * | 2013-01-30 | 2013-05-01 | 谢志树 | Fabrication method and equipment for helical corrugated pipe |
| CN105650372A (en) * | 2016-04-11 | 2016-06-08 | 光塑（上海）管道科技有限公司 | Bellows joint structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20171226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |