CN107654772A - A kind of flexible slide-in type socket joint connecting tube - Google Patents
A kind of flexible slide-in type socket joint connecting tube Download PDFInfo
- Publication number
- CN107654772A CN107654772A CN201711054238.2A CN201711054238A CN107654772A CN 107654772 A CN107654772 A CN 107654772A CN 201711054238 A CN201711054238 A CN 201711054238A CN 107654772 A CN107654772 A CN 107654772A
- Authority
- CN
- China
- Prior art keywords
- socket joint
- connecting tube
- joint connecting
- flexible slide
- bellmouth
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 239000004033 plastic Substances 0.000 claims description 53
- 229920003023 plastic Polymers 0.000 claims description 53
- 239000002131 composite material Substances 0.000 claims description 35
- 238000009413 insulation Methods 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 238000005187 foaming Methods 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 2
- 230000003442 weekly effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 30
- 239000010959 steel Substances 0.000 description 30
- 238000010586 diagram Methods 0.000 description 8
- 239000004698 Polyethylene Substances 0.000 description 6
- -1 polyethylene Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L25/00—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00
- F16L25/10—Sleeveless joints between two pipes, one being introduced into the other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/02—Rigid pipes of metal
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L9/00—Rigid pipes
- F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
- F16L9/147—Compound 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
A kind of flexible slide-in type socket joint connecting tube of the present invention, it includes equal pipe and bellmouth, and one end of the equal pipe is socket, the other end is connection end, one end of the bellmouth is the small end of necking down, the other end of bellmouth is big end, and the small end of bellmouth and the connection end of equal pipe are connected, be characterized in：Also include being oriented to ring flat-plate, the ring flat-plate that is oriented to is placed in the big end of bellmouth, and the outer surface or a side end face and the big end of bellmouth for being oriented to ring flat-plate are connected.Its attachment structure is：The socket of preceding flexible slide-in type socket joint connecting tube is plugged in the bellmouth of rear flexible slide-in type socket joint connecting tube, in sealing contact by the sealing ring set in bellmouth between the bellmouth of the socket of preceding flexible slide-in type socket joint connecting tube and rear flexible slide-in type socket joint connecting tube.With the advantages that simple in construction, sealing reliability is high, quick for installation, and repair demolition is convenient, and service life is long.
Description
Technical field
The present invention relates to pipeline field, is a kind of flexible slide-in type socket joint connecting tube, and the socket joint for welded still pipe connects
Pipe or the socket joint connecting steel plastic composite using spiral welded steel pipe as base tube.
Background technology
Socket joint connection is convenient and swift, safe and efficient tubing connected mode in Pipe installing, and the socket joint of prior art connects
Connect and be not applied only on cast iron pipe and concrete reinforced pipe, be also applied on welded still pipe, especially have been applied in spiral
The isometrical steel pipe of welding is on the steel-plastics composite pipe of base tube.One end of socket joint connecting tube is bellmouth, the other end is socket, adjacent
The socket of preceding socket joint connecting tube is plugged in the bellmouth of rear socket joint connecting tube, between sealing ring is set, so as to by socket joint connecting tube
It is pipeline to be tightly connected successively.The problem of existing is the socket joint joint steel pipe or socket joint connecting steel plastic composite of prior art, its
Bellmouth is straight wall shape or horn-like, although being installed beneficial to grafting, the preceding socket joint connecting tube and rear socket joint connecting tube after installation are difficult
It is coaxial to adjust, cause gap between the socket of preceding socket joint connecting tube and the bellmouth of rear socket joint connecting tube uneven, the result is that：
Preceding socket joint connecting tube does not increase the resistance that transmission medium flows in pipeline, the pressure that tube wall is subject to coaxially with rear socket joint connecting tube
It is consequently increased, gap is uneven between the bellmouth of the socket of preceding socket joint connecting tube and rear socket joint connecting tube, tube wall is under pressure
Increase sealing ring is locally born load excessive, both easily produce center displacement, be subjected to that load is excessive to be caused to fail again,
Sealing ring service life is reduced, increases the workload and cost of pipeline maintenance, the bellmouth and socket that existing spiral welded pipe is straight are ellipse
Circularity is larger, difficulty is not only added during Pipe installing, and as pipe end shortage guiding is close so as to damage
Seal, after installation as the reason for crossing ellipsization, produce between front tube socket and rear tube faucet that gap is uneven, make sealing ring
Part bears the excessive effect for causing to reduce sealing of load.
The content of the invention
The technical problems to be solved by the invention are：The shortcomings that overcoming prior art, there is provided a kind of simple in construction, sealing can
It is high by property, it is quick for installation, it is easy to adjust, repair demolition is convenient, a kind of flexible slide-in type socket joint connecting tube of service life length.
The present invention solve technical problem scheme be：A kind of flexible slide-in type socket joint connecting tube, it includes equal pipe and held
Mouthful, one end of the equal pipe is socket, the other end is connection end, and one end of the bellmouth is the small end of necking down, bellmouth it is another
One end is big end, and the small end of bellmouth and the connection end of equal pipe are connected, it is characterized in that：Also include being oriented to ring flat-plate, the guide ring
Plate is placed in the big end of bellmouth, and the outer surface or a side end face and the big end of bellmouth for being oriented to ring flat-plate are connected.
Described be oriented between the internal diameter size and socket outside dimension and bellmouth internal diameter size of ring flat-plate has following relation：
D ＜ D ＜ D1 ⑴
In formula：D --- socket outside dimension；D --- it is oriented to the internal diameter size of ring flat-plate；D1--- bellmouth internal diameter size.
The inner peripheral surface for being oriented to ring flat-plate sets boot segment.
The boot segment for being oriented to ring flat-plate is arc surface or taper surface.
The guiding ring flat-plate end big with bellmouth uses to be integrally formed or process respectively to be fixed with one again.
The bellmouth inwall sets at least one of annular protrusion, for placing sealing ring.
At least one of annular protrusion that the bellmouth inwall is set, which uses to be integrally formed or annulus is placed in socket pipe, to be welded
Connect and be fixed with one.
The socket end of the equal pipe is straight socket or tapered spigot, and the cone angle of its tapered spigot is 20 °~24 °.
The socket end of the equal pipe sets jack tube and is connected.
The equal pipe is spiral welded steel pipe or straight seam welded steel pipe.
Attachment structure between adjacent preceding flexible slide-in type socket joint connecting tube and rear flexible slide-in type socket joint connecting tube is：
The socket of the preceding flexible slide-in type socket joint connecting tube is plugged in the bellmouth of rear flexible slide-in type socket joint connecting tube, preceding flexible sliding
Enter the sealing ring by being set in bellmouth between the socket of formula socket joint connecting tube and the bellmouth of rear flexible slide-in type socket joint connecting tube
It is in sealing contact.
The sealing ring is T-shaped sealing ring.
One kind is described with socket joint connecting steel plastic composite made of flexible slide-in type socket joint connecting tube, including plastic inner pipe
The plastic inner pipe or plastic lining inner tube that plastic inner pipe is formed for coating molding powder coating, it is characterized in that：Also slipped into including flexibility
Formula socket joint connecting tube, the plastic inner pipe, which is built in flexible slide-in type socket joint connecting tube, forms socket joint connecting steel plastic composite.
Attachment structure between adjacent preceding socket joint connecting steel plastic composite and rear socket joint connecting steel plastic composite is：It is described
The socket of preceding socket joint connecting steel plastic composite is plugged in the bellmouth of rear socket joint connecting steel plastic composite, and preceding socket joint connection steel modeling is multiple
Close in sealing contact by the sealing ring set in bellmouth between the socket of pipe and the bellmouth of rear socket joint connecting steel plastic composite.
A kind of to connect composite insulating pipe with socket joint made of flexible slide-in type socket joint connecting tube, it includes plastic inner pipe, outer
Pillar and thermal insulation foaming layer, the plastic inner pipe or plastic lining inner tube that the plastic inner pipe is formed for coating molding powder coating, its
It is characterized in：Also include flexible slide-in type socket joint connecting tube, the plastic inner pipe is built in flexible slide-in type socket joint connecting tube, institute
State outer protection tube to be socketed in flexible slide-in type socket joint connecting tube, the thermal insulation foaming is placed on outer protection tube and flexible slide-in type socket joint
Between connecting tube.
Adjacent preceding socket joint connects the attachment structure that composite insulating pipe and rear socket joint are connected between composite insulating pipe：It is described
The socket of preceding socket joint connection composite insulating pipe is plugged in the bellmouth of rear socket joint connection composite insulating pipe, and preceding socket joint connection insulation is multiple
Close in sealing contact by the sealing ring set in bellmouth between the socket of pipe and the bellmouth of rear socket joint connection composite insulating pipe.
The plastic inner lining pipe is polyethylene liner pipe.
The outer protection tube is PE outer protection tubes.
A kind of flexible slide-in type socket joint connecting tube of the present invention, the guiding ring flat-plate that the big end of its bellmouth is set, which not only increases, to be held
Mouth mouth of pipe intensity, ensure that the circularity of the bellmouth mouth of pipe, and the socket of adjacent socket joint connecting tube can be led when mounted
To, both grafting beneficial to bell and spigot are installed, and are reduced the coaxial adjustment amount of adjacent socket joint connecting tube again, are improved installation rate,
Ensure gap uniformity between the bellmouth and tubing of forward and backward socket joint connecting tube, and can be in outside environmental change and tube wall stress
Center displacement caused by bell and spigot is fettered during change, sealing property is improved, improves the stress of sealing ring, avoid sealing ring from holding
By excessive load, sealing ring service life is extended, reduces the workload and cost of pipeline maintenance；The bullet of equal pipe
Socket end, the straight socket ovality of spiral welded pipe can be reduced, mouth of pipe intensity is improved, be easily installed.The present invention is applicable
In pipe of the test pressure within 4.0Mpa such as caliber φ 159- φ 2020 oil, chemical industry, combustion gas, feedwater, draining, heat supplies
Line.With the advantages that simple in construction, sealing reliability is high, quick for installation, and repair demolition is convenient, and service life is long.
Brief description of the drawings
Fig. 1 is a kind of flexible slide-in type socket joint connecting pipe structure schematic diagram of embodiment 1；
Fig. 2 is a kind of attachment structure schematic diagram of flexible slide-in type socket joint connecting tube of embodiment 1；
Fig. 3 is a kind of knot with socket joint connecting steel plastic composite made of flexible slide-in type socket joint connecting tube of embodiment 2
Structure schematic diagram；
Fig. 4 is a kind of knot that composite insulating pipe is connected with socket joint made of flexible slide-in type socket joint connecting tube of embodiment 3
Structure schematic diagram；
Fig. 5 is a kind of flexible slide-in type socket joint connecting pipe structure schematic diagram of embodiment 9；
Fig. 6 is a kind of attachment structure schematic diagram of flexible slide-in type socket joint connecting tube of embodiment 9；
Fig. 7 is a kind of structure with socket joint connecting steel plastic composite made of flexible slide-in type socket joint connecting tube of embodiment 10
Schematic diagram；
Fig. 8 is a kind of structure that composite insulating pipe is connected with socket joint made of flexible slide-in type socket joint connecting tube of embodiment 11
Schematic diagram.
In figure：1 socket, 2 equal pipes, 3 small ends, 4 bellmouths, 5 are oriented to ring flat-plates, and 6 sealing rings, flexible slide-in type socket joint connects before 7
Take over, flexible slide-in type socket joint connecting tube after 8,9 plastic inner pipes, 10 thermal insulation foaming layers, 11 outer protection tubes.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Embodiment 1,1~Fig. 2 of reference picture, embodiment 1 are a kind of flexible slide-in type socket joint connecting tubes, and it includes equal pipe 2
With bellmouth 4, the equal pipe 2 is spiral welded steel pipe, and one end of equal pipe 2 is socket 1, the other end is connection end, described to hold
One end of mouth 4 is the small end 3 of necking down, and the other end of bellmouth 4 is big end, the inwall of the bellmouth 4 setting twice annular protrusion, is used for
T-shaped sealing ring 6 is placed, the connection end of the small end 3 and equal pipe 2 of bellmouth 4 is connected, in addition to is oriented to ring flat-plate 5, the guiding ring flat-plate
5 with the big end of bellmouth 4 using being integrally formed, the inner peripheral surface for being oriented to ring flat-plate 5 sets the boot segment of taper surface, the guiding ring flat-plate
5 are placed in the big end of bellmouth 4, and the big end for being oriented to the outer surface and bellmouth 4 of ring flat-plate 5 is connected.
Described be oriented between the internal diameter size and socket outside dimension and bellmouth internal diameter size of ring flat-plate 5 has following relation：
D ＜ D ＜ D1 ⑴
In formula：D --- socket outside dimension；D --- it is oriented to the internal diameter size of ring flat-plate 5；D1--- bellmouth internal diameter size.
Attachment structure between adjacent preceding flexible slide-in type socket joint connecting tube 7 and rear flexible slide-in type socket joint connecting tube 8
It is：The socket 1 of the preceding flexible slide-in type socket joint connecting tube 7 is plugged in the bellmouth 4 of rear flexible slide-in type socket joint connecting tube 8,
By in bellmouth 4 between the socket 1 of preceding flexible slide-in type socket joint connecting tube 7 and the bellmouth 4 of rear flexible slide-in type socket joint connecting tube 8
The T-shaped sealing ring 6 set is in sealing contact.The present embodiment 1 is manufactured using prior art.
Embodiment 2, reference picture 3, embodiment 2 are a kind of with socket joint connection steel modeling made of flexible slide-in type socket joint connecting tube
Multiple tube, it includes plastic inner pipe 9, and the plastic inner pipe 9 is polyethylene liner plastic inner pipe, in addition to flexible slide-in type socket joint
Connecting tube, the plastic inner pipe 9, which is built in flexible slide-in type socket joint connecting tube, forms socket joint connecting steel plastic composite.
Attachment structure between adjacent preceding socket joint connecting steel plastic composite and rear socket joint connecting steel plastic composite is：It is described
The socket 1 of preceding socket joint connecting steel plastic composite is plugged in the bellmouth 4 of rear socket joint connecting steel plastic composite, preceding socket joint connection steel modeling
Connect between the bellmouth 4 of the socket 1 of multiple tube and rear socket joint connecting steel plastic composite by the sealing of sealing ring 6 set in bellmouth 4
Touch.The embodiment 2 is manufactured using prior art.
Embodiment 3, reference picture 4, embodiment 3 are a kind of with socket joint connection insulation made of flexible slide-in type socket joint connecting tube
Multiple tube, it includes plastic inner pipe 9, outer protection tube 11 and thermal insulation foaming layer 10, and the plastic inner pipe 9 is in polyethylene liner plastics
Pipe, in addition to flexible slide-in type socket joint connecting tube, the plastic inner pipe 9 is built in flexible slide-in type socket joint connecting tube, described
Outer protection tube 11 is managed for PE, and outer protection tube 11 is socketed in flexible slide-in type socket joint connecting tube, and the thermal insulation foaming layer 10 is placed in outer shield
Between pipe 11 and flexible slide-in type socket joint connecting tube.
Adjacent preceding socket joint connects the attachment structure that composite insulating pipe and rear socket joint are connected between composite insulating pipe：It is described
The socket 1 of preceding socket joint connection composite insulating pipe is plugged in the bellmouth 4 of rear socket joint connection composite insulating pipe, preceding socket joint connection insulation
Connect between the bellmouth 4 of the socket 1 of multiple tube and rear socket joint connection composite insulating pipe by the sealing of sealing ring 6 set in bellmouth 4
Touch.
Embodiment 4, embodiment 4 are a kind of flexible slide-in type socket joint connecting tube, the embodiment 4 and 1 basic phase of embodiment
Together, difference is：The boot segment for being oriented to ring flat-plate 5 is arc surface.
Embodiment 5, embodiment 5 are a kind of flexible slide-in type socket joint connecting tube, the embodiment 5 and 1 basic phase of embodiment
Together, difference is：Guiding ring flat-plate 5 is processed respectively with bellmouth 4 to be fixed with one again.
Embodiment 6, embodiment 6 be it is a kind of with socket joint connecting steel plastic composite made of flexible slide-in type socket joint connecting tube,
The embodiment 6 is substantially the same manner as Example 2, and difference is：Plastic inner pipe 9 is the plastics coated tube of coating polyethylene molding powder.
Embodiment 7, embodiment 7 be it is a kind of with socket joint connecting steel plastic composite made of flexible slide-in type socket joint connecting tube,
The embodiment 7 is substantially the same manner as Example 2, and difference is：The socket end of equal pipe 2 sets jack tube and is connected.
Embodiment 8, embodiment 8 are a kind of flexible slide-in type socket joint connecting tube, the embodiment 8 and 1 basic phase of embodiment
Together, difference is：Equal pipe 2 is straight seam welded steel pipe.
Embodiment 9, referring to Fig. 5~Fig. 6, embodiment 9 is a kind of flexible slide-in type socket joint connecting tube, the embodiment 9 with
Embodiment 1 is essentially identical, and difference is：The socket end of the equal pipe is tapered spigot, and the cone angle of its tapered spigot is
24°。
Embodiment 10, referring to Fig. 7, embodiment 10 is a kind of with socket joint connection steel made of flexible slide-in type socket joint connecting tube
Plastic composite, the embodiment 10 is substantially the same manner as Example 2, and difference is：The socket end of the equal pipe is taper
Socket, the cone angle of its tapered spigot is 24 °.
Embodiment 11, referring to Fig. 8, embodiment 11 is a kind of with socket joint connection guarantor made of flexible slide-in type socket joint connecting tube
Warm multiple tube, the embodiment 11 is substantially the same manner as Example 3, and difference is：The socket end of the equal pipe is taper
Socket, the cone angle of its tapered spigot is 24 °.
Embodiment 12, embodiment 12 are that a kind of flexibility slips into socket joint connecting tube, the embodiment 12 and 1 basic phase of embodiment
Together, difference is：Two annular protrusions that the bellmouth inside pipe wall is set are to be placed in annulus to weld in socket pipe to be connected
It is integrated.
Claims (10)
1. a kind of flexible slide-in type socket joint connecting tube, it includes equal pipe and bellmouth, and one end of the equal pipe is socket, another
Hold as connection end, one end of the bellmouth is the small end of necking down, and the other end of bellmouth is big end, the small end of bellmouth and equal pipe
Connection end is connected, it is characterized in that：Also include being oriented to ring flat-plate, the guiding ring flat-plate is placed in the big end of bellmouth, is oriented to the periphery of ring flat-plate
Surface or a side end face and the big end of bellmouth are connected.
2. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 1, it is characterized in that：The internal diameter chi for being oriented to ring flat-plate
It is very little that there is following relation between socket outside dimension and bellmouth internal diameter size：
D ＜ D ＜ D1⑴
In formula：D --- socket outside dimension；D --- it is oriented to the internal diameter size of ring flat-plate；D1--- bellmouth internal diameter size.
3. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 1, it is characterized in that：The interior weekly form for being oriented to ring flat-plate
Face sets boot segment.
4. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 3, it is characterized in that：The boot segment for being oriented to ring flat-plate
For arc surface or taper surface.
5. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 1, it is characterized in that：The guiding ring flat-plate and bellmouth are big
End uses to be integrally formed or process respectively and is fixed with one again.
6. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 1, it is characterized in that：The bellmouth inwall is set at least
One of annular protrusion, for placing sealing ring.
7. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 6, it is characterized in that：The socket end of the equal pipe is
Straight socket or tapered spigot, the cone angle of its tapered spigot is 20 °~24 °, or the socket end of equal pipe sets jack tube simultaneously
It is connected.
8. a kind of flexible slide-in type socket joint connecting tube as claimed in claim 1, it is characterized in that：Adjacent preceding flexible slide-in type is held
Inserting attachment structure between connecting tube and rear flexible slide-in type socket joint connecting tube is：The preceding flexible slide-in type socket joint connecting tube
Socket is plugged in the bellmouth of rear flexible slide-in type socket joint connecting tube, the socket of preceding flexible slide-in type socket joint connecting tube and rear flexibility
It is in sealing contact by the sealing ring set in bellmouth between the bellmouth of slide-in type socket joint connecting tube.
9. a kind of connect multiple tube with socket joint made of flexible slide-in type socket joint connecting tube, it includes plastic inner pipe, the plastics
The plastic inner pipe or plastic lining inner tube that inner tube is formed for coating molding powder coating, it is characterized in that：Also held including flexible slide-in type
Connecting tube is inserted, the plastic inner pipe, which is built in flexible slide-in type socket joint connecting tube, forms socket joint connection multiple tube.
10. a kind of connect composite insulating pipe with socket joint made of flexible slide-in type socket joint connecting tube, it includes plastic inner pipe, outer shield
Pipe and thermal insulation foaming layer, the plastic inner pipe or plastic lining inner tube that the plastic inner pipe is formed for coating molding powder coating, it is special
Sign is：Also include flexible slide-in type socket joint connecting tube, the plastic inner pipe is built in flexible slide-in type socket joint connecting tube, described
Outer protection tube is socketed in flexible slide-in type socket joint connecting tube, and the thermal insulation foaming is placed on outer protection tube and flexible slide-in type socket joint connects
Between adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711054238.2A CN107654772A (en) | 2017-10-31 | 2017-10-31 | A kind of flexible slide-in type socket joint connecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711054238.2A CN107654772A (en) | 2017-10-31 | 2017-10-31 | A kind of flexible slide-in type socket joint connecting tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654772A true CN107654772A (en) | 2018-02-02 |
Family
ID=61096704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711054238.2A Pending CN107654772A (en) | 2017-10-31 | 2017-10-31 | A kind of flexible slide-in type socket joint connecting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654772A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131508A (en) * | 2019-06-01 | 2019-08-16 | 莫志华 | A socket-embedded self-fixing steel-plastic composite full-swing drag tube |
| CN110671579A (en) * | 2019-11-08 | 2020-01-10 | 新兴铸管股份有限公司 | Flexible mouthpiece for town heat supply and construction method thereof |
| CN110901033A (en) * | 2019-11-15 | 2020-03-24 | 广东雄塑科技集团股份有限公司 | Core layer foaming thermoplastic plastic pipe interface processing method and product |
| CN111204389A (en) * | 2018-11-22 | 2020-05-29 | 北京悠膳信息技术有限公司 | Seal structure, lock and vehicle |
| WO2021232685A1 (en) * | 2020-05-20 | 2021-11-25 | 江苏狼博管件制造有限公司 | Socket and receptacle using diameter difference to mesh with each other for locking and preventing separation |
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-
2017
- 2017-10-31 CN CN201711054238.2A patent/CN107654772A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1312612A (en) * | 1969-05-12 | 1973-04-04 | British Steel Corp | Telescopic pipe joints |
| CN103953807A (en) * | 2014-05-21 | 2014-07-30 | 浙江金洲管道科技股份有限公司 | Socket structure for connecting steel pipes |
| CN204477550U (en) * | 2014-12-19 | 2015-07-15 | 贾春生 | A kind of limit-type flexible socket joint plastic-coated steel joint and plastic-coated steel |
| CN206093276U (en) * | 2016-09-20 | 2017-04-12 | 天津市久盛通达科技有限公司 | Combined feedwater socket joint formula welding steel pipe |
| CN206093277U (en) * | 2016-09-20 | 2017-04-12 | 天津市久盛通达科技有限公司 | Only take off formula feedwater socket joint formula welding steel pipe |
| CN206545746U (en) * | 2016-12-09 | 2017-10-10 | 吉林珑铁机械制造有限公司 | With the spacing socket joint interconnection system composite insulating pipe of installation |
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