CN104405975A - Steel pipe with bell and spigot joints - Google Patents

Steel pipe with bell and spigot joints Download PDF

Info

Publication number
CN104405975A
CN104405975A CN201410548040.XA CN201410548040A CN104405975A CN 104405975 A CN104405975 A CN 104405975A CN 201410548040 A CN201410548040 A CN 201410548040A CN 104405975 A CN104405975 A CN 104405975A
Authority
CN
China
Prior art keywords
steel pipe
socket
joint
pipe
steel
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
CN201410548040.XA
Other languages
Chinese (zh)
Inventor
费敏建
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.)
JILING YULINGLONG STEEL PIPE STEEL STRUCTURE MANUFACTURING Co Ltd
Original Assignee
JILING YULINGLONG STEEL PIPE STEEL STRUCTURE MANUFACTURING 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.)
Filing date
Publication date
Application filed by JILING YULINGLONG STEEL PIPE STEEL STRUCTURE MANUFACTURING Co Ltd filed Critical JILING YULINGLONG STEEL PIPE STEEL STRUCTURE MANUFACTURING Co Ltd
Priority to CN201410548040.XA priority Critical patent/CN104405975A/en
Publication of CN104405975A publication Critical patent/CN104405975A/en
Pending legal-status Critical Current

Links

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
    • F16L13/00Non-disconnectable pipe joints, e.g. soldered, adhesive, or caulked joints
    • F16L13/02Welded joints
    • 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
    • F16L9/00Rigid pipes
    • F16L9/14Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
    • F16L9/147Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92019Pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92009Measured parameter
    • B29C2948/92209Temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

The invention discloses a steel pipe with bell and spigot joints. The steel pipe comprises a basal steel pipe, wherein the basal steel pipe is a cylindrical pipe having a spiral welded junction and formed by spirally rolling, welding and fixedly connecting steel plates. The steel pipe is characterized by further comprising a spigot joint steel pipe and a horn-shaped bell joint; at least two annular grooves for placing sealing rings are formed in the outer surface of the spigot joint steel pipe; the two ends of the spigot joint steel pipe are respectively an inserting end and a welding end; a conical surface in sealing contact with the bell joint is arranged at the outer side of the inserting end of the spigot joint steel pipe; one end of the basal steel pipe is welded and fixedly connected with the welding end of the spigot joint steel pipe; and the other end is welded and fixedly connected with the small end of the horn-shaped bell joint. Connecting structures are as follows: the spigot joint steel pipe of the previous steel pipe is in sealing contact with the conical part of the horn-shaped bell joint of the next steel pipe through the conical surface of the spigot joint; and the spigot joint steel pipe of the previous steel pipe is in sealing contact with the horn-shaped bell joint of the next steel pipe through the sealing ring thereon. The steel pipe has such advantages as simple structure, high sealing reliability, quick mounting, convenience for maintenance and disassembly and long service life.

Description

There is the steel pipe of joint socket
Technical field
The present invention relates to pipeline, is a kind of steel pipe with joint socket, can for the manufacture of during large-diameter steel-plastic composite pipe as matrix steel tube, the caliber metal pipeline that also can be used as bayonet joint is directly used in pipeline transport.
Background technique
Pipeline transport be with pipeline as the means of transportation of a kind of long distance delivery liquids and gases goods and materials of means of transportation, have freight volume large, take up an area less, the pipeline transport construction period is short, expense is low, pipeline transport is safe and reliable, continuity is strong, pipeline transport consumes energy less, cost is low, profitable advantage.Pipe is the main member forming pipeline, pipe has steel pipe, cast iron tube, concrete reinforced pipe, nonmetallic pipe several by material, Placement has socket joint connection, Flange joint, welding, bonding several, it is convenient and swift, Placement safely and efficiently during pipe connects that socket joint connects, because socket joint jointing type pipe belongs to reducer, in the pipe of prior art, be only applied on cast iron tube and concrete reinforced pipe, for steel pipe, usually adopt Flange joint or welding.
Steel-plastic composite pipe is the chemical building material pipeline of a new generation, compared with traditional metallic conduit or plastic pipe, has unrivaled advantage at mechanical property, chemical property, comprehensive cost performance aspects.Exploitation, the production of steel-plastic composite pipe production line have good economic benefit and social benefit.The steel-plastic composite pipe size bore≤φ 200mm of current domestic production, length≤7m, Placement takes welding manner usually, welding manner is adopted to be non-dismountable structure, the bad docking of two pipes, weld bad weldering, particularly bottom welding is very difficult, may produce gas leakage, water phenomenon, inconvenient maintenance; Also have employing flange connection, but working life is low, it is unreliable to seal.
Summary of the invention
Technical problem to be solved by this invention is: the shortcoming overcoming prior art, there is provided a kind of structure simple, sealing reliability is high, quick for installation, repair demolition is convenient, the steel pipe with joint socket of long service life, for the manufacture of during large-diameter steel-plastic composite pipe as matrix steel tube, the caliber metal pipeline that also can be used as bayonet joint is directly used in pipeline transport.
The scheme of technical solution problem of the present invention is: a kind of steel pipe with joint socket, it comprises matrix steel tube, described matrix steel tube rolls welding by steel plate with spiral to be connected to form spirality weld bond or directly rolled welding by steel plate and to be connected and to form the cylindrical tube of vertical masonry joint weld bond, it is characterized in that: also comprise socket steel pipe and horn-like bellmouth, the outer surface of described socket steel pipe be provided with at least twice for settling the annular groove of seal ring, the two ends of socket steel pipe are respectively bayonet end and welding ends, be provided with outside the bayonet end of socket steel pipe and seal with bellmouth the conical surface contacted, one end of matrix steel tube is welded with the welding ends of socket steel pipe and is connected, the other end welds with the small end of horn-like bellmouth and is connected.
Linkage structure between described adjacent front steel pipe and rear steel pipe is: the socket steel pipe of described front steel pipe is sealed with the tapering of the horn-like bellmouth of rear steel pipe by socket conical surface and contacts, and the socket steel pipe of front steel pipe is sealed with the horn-like bellmouth of rear steel pipe by the seal ring that it is arranged and contacts.
The conical surface of described socket steel pipe bayonet end is also provided with the turned welt groove of one annular.
The bore of described steel pipe is φ 75 ㎜ ~ φ 3000 ㎜, and length is 7m ~ 12m.
The steel pipe with joint socket of the present invention, owing to adopting socket and bellmouth socket joint, tapering seals and Double seal ring is tightly connected mode, have structure simply, sealing reliability is high, quick for installation, and repair demolition facilitates, the advantages such as long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention has the steel pipe of joint socket;
Fig. 2 is the close-up schematic view of Fig. 1;
Fig. 3 is the linkage structure schematic diagram that the present invention has the steel pipe of joint socket.
In figure: 1 horn-like bellmouth, 2 matrix steel tubes, 3 socket steel pipes, 4 annular grooves, 5 conical surfaces, 6 turned welt grooves, steel pipe before 7,8 seal rings, steel pipe after 9.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
With reference to Fig. 1 ~ Fig. 3, embodiment 1, manufactures the steel pipe of φ 500 × 9000, adopts O RunddichtringO.It comprises matrix steel tube 2, described matrix steel tube 2 rolls with spiral for steel plate, between welding be connected and form the cylindrical tube of spirality weld bond, also comprise socket steel pipe 3 and horn-like bellmouth 1, the outer surface of described socket steel pipe 3 is provided with twice for settling the annular groove 4 of seal ring 8, the two ends of socket steel pipe 3 are respectively bayonet end and welding ends, be provided with the conical surface 5 sealing with bellmouth and contact outside the bayonet end of socket steel pipe 3, one end of matrix steel tube 2 weld with the welding ends of socket steel pipe 3 be connected, the other end welds with the small end of horn-like bellmouth 1 and is connected.Linkage structure between described adjacent front steel pipe 7 and rear steel pipe 9 is: the socket steel pipe of described front steel pipe 73 is sealed with the tapering of the horn-like bellmouth 1 of rear steel pipe 9 by conical surface 5 and contacts, and the socket steel pipe 3 of front steel pipe 7 to seal with the horn-like bellmouth 1 of rear steel pipe 9 contact by it being arranged seal ring 8.The present embodiment adopts prior art manufacture, and seal ring 8 is the commercially available prod of prior art.
Embodiment 2, and manufacture the steel-plastic composite pipe of φ 500 × 9000, internal lining pipe is polyethylene material.The present embodiment is substantially the same manner as Example 1, and difference is: on the steel pipe socket steel pipe conical surface with joint socket that embodiment 1 is obtained, be provided with turned welt groove 6, and with it for matrix steel tube, manufacture steel-plastic composite pipe.In the matrix steel tube 2 being fixed with socket steel pipe 3 and horn-like bellmouth 1, compound is connected polyethylene liner pipe form taper flange on the mouth limit of socket steel pipe 3.During connection, the socket steel pipe 3 of described front steel-plastic composite pipe to be sealed with the polyethylene liner pipe cone section of horn-like bellmouth 1 compound of rear steel-plastic composite pipe by taper flange that polyethylene liner pipe is formed and contacts, and the socket steel pipe 3 of front steel-plastic composite pipe is contacted with the polyethylene liner seal of tube of horn-like bellmouth 1 compound of rear steel-plastic composite pipe by two seal rings 8 of its upper setting.The present embodiment adopts prior art manufacture, and seal ring 8 is the commercially available prod of prior art.
Embodiment 3, and manufacture the steel plastic compount thermal insulation pipe of φ 500 × 9000, internal lining pipe is polyethylene material, and outer pillar is PE material.The present embodiment is substantially the same manner as Example 1, difference: on the steel pipe socket steel pipe conical surface with joint socket that embodiment 1 is obtained, be provided with turned welt groove 6, and be matrix steel tube 2 with it, manufacture steel plastic compount thermal insulation pipe.In the matrix steel tube 2 being fixed with socket steel pipe 3 and horn-like bellmouth 1, compound is connected polyethylene liner pipe form taper flange on the mouth limit of socket steel pipe 3, at the outer pillar of the matrix steel tube 2 being fixed with socket steel pipe 3 and horn-like bellmouth 1 outer socket PE, between insulating foam layer is set.During connection, the socket steel pipe 3 of described front steel plastic compount thermal insulation pipe to be sealed with the polyethylene liner pipe cone section of horn-like bellmouth 1 compound of rear steel plastic compount thermal insulation pipe by taper flange that polyethylene liner pipe is formed and contacts, the socket steel pipe 3 of front steel plastic compount thermal insulation pipe is contacted with the polyethylene liner seal of tube of horn-like bellmouth 1 compound of rear steel plastic compount thermal insulation pipe by two seal rings 8 that it is arranged, then the coated outer covering layer in outside between the insulating foam layer and the insulating foam layer of rear steel plastic compount thermal insulation pipe of front steel plastic compount thermal insulation pipe, make vent and hide with the dressing of ventilation, middle intercropping material hole, after injecting stabilizer, sealing material hole.The present embodiment adopts prior art manufacture, and seal ring 8, stabilizer are the commercially available prod of prior art.

Claims (4)

1. one kind has the steel pipe of joint socket, it comprises matrix steel tube, described matrix steel tube rolls welding by steel plate with spiral to be connected to form spirality weld bond or directly rolled welding by steel plate and to be connected and to form the cylindrical tube of vertical masonry joint weld bond, it is characterized in that: also comprise socket steel pipe and horn-like bellmouth, the outer surface of described socket steel pipe be provided with at least twice for settling the annular groove of seal ring, the two ends of socket steel pipe are respectively bayonet end and welding ends, be provided with outside the bayonet end of socket steel pipe and seal with bellmouth the conical surface contacted, one end of matrix steel tube is welded with the welding ends of socket steel pipe and is connected, the other end welds with the small end of horn-like bellmouth and is connected.
2. there is the steel pipe of joint socket as claimed in claim 1, it is characterized in that: the linkage structure between described adjacent front steel pipe and rear steel pipe is: the socket steel pipe of described front steel pipe is sealed with the tapering of the horn-like bellmouth of rear steel pipe by socket conical surface and contacts, the socket steel pipe of front steel pipe is sealed with the horn-like bellmouth of rear steel pipe by the seal ring that it is arranged and contacts.
3. there is the steel pipe of joint socket as claimed in claim 1, it is characterized in that: the turned welt groove conical surface of described socket steel pipe bayonet end being also provided with one annular.
4. there is the steel pipe of joint socket as claimed in claim 1, it is characterized in that: described in there is the steel pipe of joint socket bore be φ 75 ㎜ ~ φ 3000 ㎜, length is 7m ~ 12m.
CN201410548040.XA 2014-09-02 2014-10-16 Steel pipe with bell and spigot joints Pending CN104405975A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410548040.XA CN104405975A (en) 2014-09-02 2014-10-16 Steel pipe with bell and spigot joints

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2014104421813 2014-09-02
CN201410442181 2014-09-02
CN201410548040.XA CN104405975A (en) 2014-09-02 2014-10-16 Steel pipe with bell and spigot joints

Publications (1)

Publication Number Publication Date
CN104405975A true CN104405975A (en) 2015-03-11

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Application Number Title Priority Date Filing Date
CN201410547937.0A Active CN104565583B (en) 2014-09-02 2014-10-16 Socket joint jointing type plastic lining steel-plastic composite pipe and manufacture method thereof
CN201410548040.XA Pending CN104405975A (en) 2014-09-02 2014-10-16 Steel pipe with bell and spigot joints
CN201420598455.3U Expired - Lifetime CN204187150U (en) 2014-09-02 2014-10-16 Socket joint jointing type plastic lining steel-plastic composite pipe

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Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201420598455.3U Expired - Lifetime CN204187150U (en) 2014-09-02 2014-10-16 Socket joint jointing type plastic lining steel-plastic composite pipe

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299332A (en) * 2015-11-10 2016-02-03 上海万朗管业有限公司 All-steel sealing connector of large-caliber reinforced concrete top pipe
CN106015776A (en) * 2016-08-11 2016-10-12 四川国统混凝土制品有限公司 Steel pipe free of field welding and construction method thereof
CN107781541A (en) * 2016-08-24 2018-03-09 浙江三花智能控制股份有限公司 The interface structure and tube assembly of a kind of multiple tube
CN109253346A (en) * 2018-10-17 2019-01-22 山东禹王管业有限公司 A kind of bell and spigot anti-corrosive steel tube

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CN104565583B (en) * 2014-09-02 2015-11-11 吉林钰翎珑钢管钢构制造有限公司 Socket joint jointing type plastic lining steel-plastic composite pipe and manufacture method thereof
JP6422843B2 (en) * 2015-10-27 2018-11-14 日新製鋼株式会社 Tubular structure and manufacturing method thereof
CN106216430B (en) * 2016-07-29 2018-09-04 新昌县长城空调部件股份有限公司 Gas-fired kitchen appendix manufacturing process
CN106402520B (en) * 2016-11-24 2018-08-14 山东鲍尔浦塑胶股份有限公司 Flow-adjustable fiber-reinforced polyethylene pipe and application thereof
CN106594406B (en) * 2017-02-16 2017-11-21 湖南振辉管业有限公司 A kind of inner lining plastic tube cast iron pipe and its manufacture method
CN107031031B (en) * 2017-06-15 2019-02-01 青岛海聚新材料科技有限公司 A kind of reinforced thermoplastics multiple tube forming apparatus for forming pipe end and method
CN107654748B (en) * 2017-09-25 2023-08-18 湖南振辉管业有限公司 A plastic-pipe socket-type metal pipe lined with a port reinforcement ring and its manufacturing method
CN110303593B (en) * 2018-03-27 2020-12-15 北京跃通水泥制品有限公司 Preparation method and preparation device of reinforced concrete pipe
CN108973105B (en) * 2018-08-16 2023-10-24 宜昌中南精密钢管有限公司 Forming tool and method for lining stainless steel composite pipe
CN109185585A (en) * 2018-10-23 2019-01-11 江苏青阳管业有限公司 A kind of compound pipe connection of bite type inner liner stainless steel
CN110360387B (en) * 2019-07-19 2021-05-28 上海英泰塑胶股份有限公司 Outer-sleeved steel inner-plastic-lined anti-corrosion high-pressure-resistant pipe fitting and manufacturing method thereof
CN111673974B (en) * 2020-07-01 2024-12-10 深圳华盛过滤系统有限公司 A shaping device for filter element production and filter element production process
CN113189652B (en) * 2021-05-06 2024-04-19 天津军星管业集团有限公司 Welding monitoring equipment and welding monitoring method for steel-plastic composite pressure pipeline
CN114347458B (en) * 2021-12-12 2023-12-12 临海伟星新型建材有限公司 Epoxy resin fixed medium-large caliber lining equipment and use method thereof
WO2024055096A1 (en) * 2022-09-15 2024-03-21 PMC Pumps Inc. Apparatus, system and method for insulated conducting of fluids
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CN119115453B (en) * 2024-10-30 2025-07-18 天津市久盛通达科技有限公司 A stamping method for socket-type flexible joint steel pipe

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2763667Y (en) * 2005-01-08 2006-03-08 兖矿集团邹城得海兰塑胶制品有限公司 Steel pipe reinforced compound pipe
CN2888234Y (en) * 2006-01-17 2007-04-11 四川久大新型复合材料有限责任公司 Socket pipe joint for connecting glass fiber reinforced plastic pipe and profiled pipe
CN101074750A (en) * 2006-05-16 2007-11-21 贺建军 Inorganic glass fibre reinforced plastic pipe and its formative process
CN201081066Y (en) * 2007-08-16 2008-07-02 庞浩辉 Plastic conveying connecting pipe with metal pipe interface
CN201462251U (en) * 2009-07-09 2010-05-12 扬州广鑫机械有限公司 Socket-type force pipe connector
CN201706105U (en) * 2010-06-21 2011-01-12 王振宇 Bell and spigot pipe fitting
CN201891953U (en) * 2010-12-12 2011-07-06 王宏 Lining type steel-plastic composite pipe
CN201925654U (en) * 2011-03-11 2011-08-10 华创天元实业发展有限责任公司 High-abrasion-resistant steel-plastic composite pipe fitting
WO2013133617A1 (en) * 2012-03-06 2013-09-12 Park Choon Woong Stainless steel pipe connection joint

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59504117D1 (en) * 1994-08-06 1998-12-10 Leistritz Abgastech Process for producing a pipe connection in the manner of a sliding seat
US5988692A (en) * 1998-09-28 1999-11-23 Central Plastics Company Metal to plastic pipe transition fitting
CN201428866Y (en) * 2009-06-30 2010-03-24 天津万联管道工程有限公司 Concrete pipe with leak-proof steel bell and spigot
CN201496677U (en) * 2009-09-05 2010-06-02 曲阜市东宏实业有限公司 Steel wire framework plastic composite pipe
CN201875295U (en) * 2010-12-10 2011-06-22 广东成通新型管业有限公司 Steel-plastic composite hot water pipe
JP2014051999A (en) * 2012-09-05 2014-03-20 Sekisui Chem Co Ltd Double-layered pipe
CN103672211B (en) * 2013-12-31 2016-06-15 湖南振辉管业有限公司 A kind of lining plastic spipot and socket cast iron pipe and manufacturing process thereof
CN104565583B (en) * 2014-09-02 2015-11-11 吉林钰翎珑钢管钢构制造有限公司 Socket joint jointing type plastic lining steel-plastic composite pipe and manufacture method thereof

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2763667Y (en) * 2005-01-08 2006-03-08 兖矿集团邹城得海兰塑胶制品有限公司 Steel pipe reinforced compound pipe
CN2888234Y (en) * 2006-01-17 2007-04-11 四川久大新型复合材料有限责任公司 Socket pipe joint for connecting glass fiber reinforced plastic pipe and profiled pipe
CN101074750A (en) * 2006-05-16 2007-11-21 贺建军 Inorganic glass fibre reinforced plastic pipe and its formative process
CN201081066Y (en) * 2007-08-16 2008-07-02 庞浩辉 Plastic conveying connecting pipe with metal pipe interface
CN201462251U (en) * 2009-07-09 2010-05-12 扬州广鑫机械有限公司 Socket-type force pipe connector
CN201706105U (en) * 2010-06-21 2011-01-12 王振宇 Bell and spigot pipe fitting
CN201891953U (en) * 2010-12-12 2011-07-06 王宏 Lining type steel-plastic composite pipe
CN201925654U (en) * 2011-03-11 2011-08-10 华创天元实业发展有限责任公司 High-abrasion-resistant steel-plastic composite pipe fitting
WO2013133617A1 (en) * 2012-03-06 2013-09-12 Park Choon Woong Stainless steel pipe connection joint

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张志贤: "非金属管材技术手册", 《非金属管材技术手册 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105299332A (en) * 2015-11-10 2016-02-03 上海万朗管业有限公司 All-steel sealing connector of large-caliber reinforced concrete top pipe
CN106015776A (en) * 2016-08-11 2016-10-12 四川国统混凝土制品有限公司 Steel pipe free of field welding and construction method thereof
CN107781541A (en) * 2016-08-24 2018-03-09 浙江三花智能控制股份有限公司 The interface structure and tube assembly of a kind of multiple tube
CN107781541B (en) * 2016-08-24 2019-12-03 浙江三花智能控制股份有限公司 a pipe assembly
CN109253346A (en) * 2018-10-17 2019-01-22 山东禹王管业有限公司 A kind of bell and spigot anti-corrosive steel tube

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Publication number Publication date
CN104565583B (en) 2015-11-11
CN104565583A (en) 2015-04-29
CN204187150U (en) 2015-03-04

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