CN107191728A - A kind of double-deck pipe fitting joint static conductive attachment structure - Google Patents
A kind of double-deck pipe fitting joint static conductive attachment structure Download PDFInfo
- Publication number
- CN107191728A CN107191728A CN201710603343.0A CN201710603343A CN107191728A CN 107191728 A CN107191728 A CN 107191728A CN 201710603343 A CN201710603343 A CN 201710603343A CN 107191728 A CN107191728 A CN 107191728A
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- CN
- China
- Prior art keywords
- tube
- oil transportation
- plug
- inner connection
- pipe
- 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
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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
- F16L43/00—Bends; Siphons
-
- 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—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
- F16L25/01—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means specially adapted for realising electrical conduction between the two pipe ends of the joint or between parts thereof
-
- 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
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/02—Branch units, e.g. made in one piece, welded, riveted
- F16L41/021—T- or cross-pieces
-
- 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
- F16L47/00—Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
- F16L47/02—Welded joints; Adhesive joints
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Pipeline Systems (AREA)
Abstract
A kind of double-deck pipe fitting joint static conductive attachment structure, is related to technical field of pipeline connection.Including outer connecting pipe and inner connection tube, outer connecting pipe and inner connection tube are to be respectively arranged with straight tube, the two-port of inner connection tube by plug-in unit；The plug-in unit is in tubular, one end sealing shroud of plug-in unit is in inner connection tube, the other end is used to be set with oil transportation inner tube, oil transportation outer tube is nested with outside oil transportation inner tube, the two ends of outer connecting pipe are equipped with connection sleeve pipe respectively, and connection sleeve pipe is used to the oil transportation outer tube of outer connecting pipe and corresponding end being tightly connected to be integrated；The second electrostatic conductor layer simultaneously with the plug-in unit conducting in inner connection tube two-port is coated with inner connection tube inwall.The present invention turns on the first electrostatic conductive layer between oil transportation inner tube by the plug-in unit that is arranged in each port of inner connection tube, the second electrostatic conductor layer, it is ensured that have good electrostatic conductive performance between oil pipeline.
Description
Technical field
The present invention relates to technical field of pipeline connection, specially a kind of double-deck pipe fitting joint static conductive attachment structure.
Background technology
Existing gas station's Buried Oil Pipelines mainly have two classes, and a class is traditional seamless steel pipe, and such pipeline is present
The problem of corrosion failure oil leak, not only influence gasoline purity, polluted underground water source, it is also possible to trigger security incident；It is another kind of to be
Plastic layers multiple tube, such pipeline is outwards designed with static-dissipative layer and barrier layer successively by inwall so that pipeline has excellent
The performances such as different corrosion-resistant, impermeable and electrostatic dissipation, are a kind of safe and environment-friendly duct products.
However, such static conductive multi-layered composite pipe does not configure Special connecting joint, especially in right-angle turning position, directly by force
Bending, causes pipe damage, influences the safe handling of pipeline；Other existing gas station is conveyed using mono-layer tube, and mono-layer tube is defeated
Send and there is the defect that anticorrosive, release-resistance can be poor, and be not easy to oil transportation leak detection, therefore conveyed just using double-skin duct
The safe and reliable conveying of pipeline is can guarantee that, but also finds no the attachment structure of double-deck static conductive pipe fitting in the prior art.
The content of the invention
It is an object of the invention to provide a kind of double-deck pipe fitting joint static conductive attachment structure, background technology can be effectively solved
Middle the problem of.
To achieve the above object, the invention provides the double-deck pipe fitting joint static conductive attachment structure of three types, respectively
For：
1st, a kind of double-deck pipe fitting joint static conductive attachment structure, for connecting, to be coated with first by oil transportation outer tube and inwall quiet
The double-layer oil delivery pipe road of the oil transportation inner tube composition of conductance electric layer, it is characterised in that：Outer connecting pipe and Nei Lian including interconnection
Adapter, outer connecting pipe and inner connection tube are to be respectively arranged with straight tube, the two-port of inner connection tube by electrostatic conductor material system
Into plug-in unit；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is in inner connection tube, the other end is used to seal suit oil transportation
Inner tube, oil transportation outer tube is nested with outside oil transportation inner tube, and the two ends of outer connecting pipe are equipped with connection sleeve pipe respectively, and connection sleeve pipe is used for will
Outer connecting pipe and the oil transportation outer tube of corresponding end are tightly connected and are integrated；
The second electrostatic conductor layer simultaneously with the plug-in unit conducting in inner connection tube two-port is coated with inner connection tube inwall,
So that the first electrostatic conductor layer on the oil transportation inner tube wall at inner connection tube two ends passes through the second electrostatic conductor in inner connection tube
Layer, plug-in unit conducting.
2nd, a kind of double-deck pipe fitting joint static conductive attachment structure, for connecting, to be coated with first by oil transportation outer tube and inwall quiet
The double-layer oil delivery pipe road of the oil transportation inner tube composition of conductance electric layer, it is characterised in that：Outer connecting pipe and Nei Lian including interconnection
Adapter, outer connecting pipe and inner connection tube are to be respectively arranged with 90 ° of bend pipes, the two-port of inner connection tube by electrostatic conductor material
The plug-in unit being made；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is in inner connection tube, the other end is used to seal suit oil transportation
Inner tube, oil transportation outer tube is nested with outside oil transportation inner tube, and the two ends of outer connecting pipe are equipped with connection sleeve pipe respectively, and connection sleeve pipe is used for will
Outer connecting pipe and the oil transportation outer tube of corresponding end are tightly connected and are integrated；
The second electrostatic conductor layer simultaneously with the plug-in unit conducting in inner connection tube two-port is coated with inner connection tube inwall,
So that the first electrostatic conductor layer on the oil transportation inner tube wall of inner connection tube two ends connection passes through the plug-in unit in inner connection tube, second
Electrostatic conductor layer conducting.
3rd, a kind of double-deck pipe fitting joint static conductive attachment structure, for connecting, to be coated with first by oil transportation outer tube and inwall quiet
The double-layer oil delivery pipe road of the oil transportation inner tube composition of conductance electric layer, it is characterised in that：Outer connecting pipe and Nei Lian including interconnection
Adapter, outer connecting pipe and inner connection tube are to be respectively arranged with three-way pipe, three ports of inner connection tube by electrostatic conductor material
Expect the plug-in unit being made；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is mounted in inner connection tube is corresponded in corresponding ports, the other end is used for
Sealing suit oil transportation inner tube, oil transportation outer tube is nested with outside oil transportation inner tube, and three ports of outer connecting pipe are equipped with adapter sleeve respectively
Pipe, connection sleeve pipe is used to the oil transportation outer tube of outer connecting pipe and corresponding end being tightly connected to be integrated.
Inner connection tube inwall is coated with the second electrostatic conductor layer simultaneously with the plug-in unit conducting in three ports of inner connection tube,
So that the first electrostatic conductor layer on the oil transportation inner tube wall of each port connection of inner connection tube is by each port of inner connection tube
Plug-in unit, the layer conducting of the second electrostatic conductor.
Further, the outer connecting pipe, inner connection tube, connection sleeve pipe are made of PE materials, with excellent resistance to
Cryogenic property, chemical stability is good, is resistant to the erosion of most of soda acids.
Further, electro-fusion welding heating wire, the two of connection sleeve pipe are built-in with respectively in two side walls of the connection sleeve pipe
End is also respectively provided with the binding post of the electro-fusion welding heating wire electrical connection of corresponding end so that connection sleeve pipe can pass through electro-fusion welding
It is connected with outer connecting pipe, oil transportation outer tube；Easy to connect, sealing property is reliable.
Beneficial effects of the present invention：
1st, the invention provides three kinds of different types of pipe fitting joint conducting connecting parts, it can adapt to the pipeline of various trends
Connection, and reach reliable, the corrosion-resistant, impermeabilisation of connection, antistatic, shock proof purpose.
2nd, the present invention can realize being tightly connected for the double-layer oil delivery pipe road being made up of oil transportation outer tube and oil transportation inner tube, and double
Layer conveying has more preferable anti-leak function, and 360 ° of insertions between oil transportation outer tube and oil transportation inner tube so that any oil leak
It can be detected rapidly, it is ensured that the safe transport of crude oil.
3rd, the present invention turns on oil transportation inner tube by the plug-in unit that is arranged in each port of inner connection tube, the second electrostatic conductor layer
Between the first electrostatic conductive layer, it is ensured that between oil pipeline have good electrostatic conductive performance, it is strong in the prior art to overcome
Row bending causes the defect that transfer pipeline is damaged.
Brief description of the drawings
Fig. 1 is the use state structural representation of first embodiment；
Fig. 2 is the use state structural representation of second embodiment；
Fig. 3 is the use state structural representation of 3rd embodiment.
Embodiment
Below in conjunction with Figure of description, the invention will be further described：
First embodiment：
As shown in figure 1, the present invention is used to connect is coated with the first electrostatic conductive layer 1-21's by oil transportation outer tube 1-1 and inwall
Oil transportation inner tube 1-2 composition double-layer oil delivery pipe road 1, wherein oil transportation inner tube 1-2 as fuel oil delivery pipe.
The structure of first embodiment：Outer connecting pipe 2 and inner connection tube 3 including interconnection, outer connecting pipe 2 and interior connection
Pipe 3 is the plug-in unit 4 for being respectively arranged with and being made up of electrostatic conductor material in straight tube, the two-port of inner connection tube 3.
Plug-in unit 4 is in tubular, and one end sealing shroud of plug-in unit 4 is in inner connection tube 3, and oil transportation inner tube 1-2 sealing shrouds are mounted in slotting
On the other end of part 4, oil transportation outer tube 1-1 be nested with outside oil transportation inner tube 1-2 and between leave gap and form double-layer oil delivery pipe road
1, meanwhile, 360 ° of insertions between oil transportation outer tube and oil transportation inner tube so that any oil leak can be detected rapidly, it is ensured that crude oil
Safe transport, and enhance it is anti-leakage, shock proof performance.
The second electrostatic conductor turned on simultaneously with the plug-in unit 4 in the two-port of inner connection tube 3 is coated with the inwall of inner connection tube 3
Layer 8 so that the first electrostatic conductor layer 1-21 on the oil transportation inner tube 1-2 inwalls at the two ends of inner connection tube 3 passes through in inner connection tube 3
Second electrostatic conductor layer 8, plug-in unit 4 are turned on, so as to realize that overall transfer pipeline has static conductive characteristic.
The two ends of outer connecting pipe 2 are equipped with connection sleeve pipe 5, two side walls of connection sleeve pipe and are built-in with electric smelting respectively respectively
Heating wire 6 is welded, the two ends of connection sleeve pipe 5 are also respectively provided with the binding post 7 that the electro-fusion welding heating wire 6 of corresponding end is electrically connected,
Connection sleeve pipe 5 is tightly connected by electro-fusion welding with outer connecting pipe 2, oil transportation outer tube 1-1.
The outer connecting pipe 2 of the present embodiment, inner connection tube 3, connection sleeve pipe 5 are made of PE materials.
Second embodiment：
As shown in Fig. 2 the present invention is used to connect is coated with the first electrostatic conductive layer 9-21's by oil transportation outer tube 9-1 and inwall
Oil transportation inner tube 9-2 composition double-layer oil delivery pipe road 9, wherein oil transportation inner tube 9-2 as fuel oil delivery pipe.
The structure of second embodiment：Outer connecting pipe 10 and inner connection tube 11 including interconnection, outer connecting pipe 10 and interior
Connecting tube 11 is the plug-in unit 12 for being respectively arranged with and being made up of electrostatic conductor material in 90 ° of bend pipes, the two-port of inner connection tube 11.
Plug-in unit 12 is in tubular, and one end sealing shroud of plug-in unit 12 is in inner connection tube 11, and oil transportation inner tube 9-2 sealing shrouds are mounted in
On the other end of plug-in unit 12, oil transportation outer tube 9-1 be nested with outside oil transportation inner tube 9-2 and between leave gap and form double-deck oil transportation
Pipeline 9, meanwhile, 360 ° of insertions between oil transportation outer tube 9-1 and oil transportation inner tube 9-2 so that any oil leak can be examined rapidly
Survey, it is ensured that the safe transport of crude oil, and enhance anti-leakage, shock proof performance.
The second electrostatic turned on simultaneously with the plug-in unit 12 in the two-port of inner connection tube 11 is coated with the inwall of inner connection tube 11
Conductor layer 16 so that the first electrostatic conductor layer 9-21 on the oil transportation inner tube 9-2 inwalls at the two ends of inner connection tube 11 passes through interior connection
The second electrostatic conductor layer 16, plug-in unit 12 in pipe 11 are turned on, so as to realize that overall transfer pipeline has static conductive characteristic.
The two ends of outer connecting pipe 10 are equipped with connection sleeve pipe 13, two side walls of connection sleeve pipe 13 and are built-in with respectively respectively
Electro-fusion welding heating wire 14, the two ends of connection sleeve pipe 13 are also respectively provided with the wiring that the electro-fusion welding heating wire 14 of corresponding end is electrically connected
Terminal 15 so that connection sleeve pipe 13 can be tightly connected by electro-fusion welding with outer connecting pipe 10, oil transportation outer tube 9-1.
The outer connecting pipe 10 of the present embodiment, inner connection tube 11, connection sleeve pipe 13 are made of PE materials.
3rd embodiment
As shown in figure 3, the present invention is used to connect is coated with the first electrostatic conductive layer 17-21 by oil transportation outer tube 17-1 and inwall
Oil transportation inner tube 17-2 composition double-layer oil delivery pipe road 17, wherein oil transportation inner tube 17-2 as fuel oil delivery pipe.
The structure of 3rd embodiment：Outer connecting pipe 18 and inner connection tube 19 including interconnection, outer connecting pipe 18 and interior
Connecting tube 19 is to be respectively arranged with the plug-in unit being made up of electrostatic conductor material in three-way pipe, three ports of inner connection tube 18
20。
Plug-in unit 20 is in tubular, and one end sealing shroud of plug-in unit 20 is in inner connection tube 19, and oil transportation inner tube 17-2 is sealed respectively
On the other end for being sleeved on plug-in unit 20, oil transportation outer tube 17-1 be nested with outside oil transportation inner tube 17-2 and between leave gap and formed
Double-layer oil delivery pipe road 17, meanwhile, 360 ° of insertions between oil transportation outer tube 17-1 and oil transportation inner tube 17-2 so that any oil leak all may be used
To be detected rapidly, it is ensured that the safe transport of crude oil, and enhance anti-leakage, shock proof performance.
Second turned on simultaneously with the plug-in unit 20 in 18 3 ports of inner connection tube is coated with the inwall of inner connection tube 18 quiet
Electric conductor layer 21 so that the first electrostatic conductor layer 17-21 on oil transportation inner tube 17-2 inwalls passes through second in inner connection tube 18
Electrostatic conductor layer 21, plug-in unit 20 are turned on, so as to realize that overall transfer pipeline has static conductive characteristic.
Three ports of outer connecting pipe 18 are equipped with connection sleeve pipe 22, two side walls of connection sleeve pipe 22 in respectively respectively
Electro-fusion welding heating wire 23 is equipped with, the two ends of connection sleeve pipe 22 are also respectively provided with the electrical connection of electro-fusion welding heating wire 23 of corresponding end
Binding post 24 so that connection sleeve pipe 22 can be tightly connected by electro-fusion welding with outer connecting pipe 18, oil transportation outer tube 17-1.
The outer connecting pipe 18 of the present embodiment, inner connection tube 19, connection sleeve pipe 22 are made of PE materials.
Claims (5)
1. a kind of double-deck pipe fitting joint static conductive attachment structure, the first static guiding is coated with for connecting by oil transportation outer tube and inwall
The double-layer oil delivery pipe road of the oil transportation inner tube composition of electric layer, it is characterised in that：Outer connecting pipe and inner connection tube including interconnection,
Outer connecting pipe and inner connection tube are to be respectively arranged with straight tube, the two-port of inner connection tube by inserting that electrostatic conductor material is made
Part；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is in inner connection tube, the other end is used to be set with oil transportation inner tube, oil transportation
Outer tube is nested with outside oil transportation inner tube, and the two ends of outer connecting pipe are equipped with connection sleeve pipe respectively, and connection sleeve pipe is used for outer connecting pipe
It is tightly connected and is integrated with the oil transportation outer tube of corresponding end；
The second electrostatic conductor layer simultaneously with the plug-in unit conducting in inner connection tube two-port is coated with inner connection tube inwall so that
The first electrostatic conductor layer on the oil transportation inner tube wall at inner connection tube two ends by the second electrostatic conductor in inner connection tube layer, insert
Part is turned on.
2. a kind of double-deck pipe fitting joint static conductive attachment structure, the first static guiding is coated with for connecting by oil transportation outer tube and inwall
The double-layer oil delivery pipe road of the oil transportation inner tube composition of electric layer, it is characterised in that：Outer connecting pipe and inner connection tube including interconnection,
Outer connecting pipe and inner connection tube are to be respectively arranged with to be made up of electrostatic conductor material in 90 ° of bend pipes, the two-port of inner connection tube
Plug-in unit；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is mounted in inner connection tube, the other end is used to seal in suit oil transportation
Pipe, oil transportation outer tube is nested with outside oil transportation inner tube, and the two ends of outer connecting pipe are equipped with connection sleeve pipe respectively, and connection sleeve pipe is used for will be outer
The oil transportation outer tube of connecting tube and corresponding end, which is tightly connected, to be integrated；
The second electrostatic conductor layer simultaneously with the plug-in unit conducting in inner connection tube two-port is coated with inner connection tube inwall so that
The first electrostatic conductor layer on the oil transportation inner tube wall of inner connection tube two ends connection passes through the plug-in unit in inner connection tube, the second electrostatic
Conductor layer is turned on.
3. a kind of double-deck pipe fitting joint static conductive attachment structure, the first static guiding is coated with for connecting by oil transportation outer tube and inwall
The double-layer oil delivery pipe road of the oil transportation inner tube composition of electric layer, it is characterised in that：Outer connecting pipe and inner connection tube including interconnection,
Outer connecting pipe and inner connection tube are to be respectively arranged with to be made up of electrostatic conductor material in three-way pipe, three ports of inner connection tube
Plug-in unit；
The plug-in unit is in tubular, and one end sealing shroud of plug-in unit is in inner connection tube correspondence corresponding ports, the other end is used to seal
Oil transportation inner tube is set with, oil transportation outer tube is nested with outside oil transportation inner tube, and three ports of outer connecting pipe are equipped with connection sleeve pipe respectively, even
Female connector pipe is used to the oil transportation outer tube of outer connecting pipe and corresponding end being tightly connected to be integrated.
Inner connection tube inwall is coated with the second electrostatic conductor layer simultaneously with the plug-in unit conducting in three ports of inner connection tube so that
The first electrostatic conductor layer on the oil transportation inner tube wall of each port connection of inner connection tube passes through inserting in each port of inner connection tube
Part, the layer conducting of the second electrostatic conductor.
4. a kind of double-deck pipe fitting joint static conductive attachment structure according to claim 1 or 2 or 3, it is characterised in that：It is described
Outer connecting pipe, inner connection tube, connection sleeve pipe are made of PE materials.
5. a kind of double-deck pipe fitting joint static conductive attachment structure according to claim 1 or 2 or 3, it is characterised in that：It is described
Electro-fusion welding heating wire is built-in with respectively in two side walls of connection sleeve pipe, and the two ends of connection sleeve pipe are also respectively provided with corresponding end
The binding post of electro-fusion welding heating wire electrical connection so that connection sleeve pipe can be connected by electro-fusion welding and outer connecting pipe, oil transportation outer tube
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603343.0A CN107191728A (en) | 2017-07-22 | 2017-07-22 | A kind of double-deck pipe fitting joint static conductive attachment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710603343.0A CN107191728A (en) | 2017-07-22 | 2017-07-22 | A kind of double-deck pipe fitting joint static conductive attachment structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107191728A true CN107191728A (en) | 2017-09-22 |
Family
ID=59884473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710603343.0A Pending CN107191728A (en) | 2017-07-22 | 2017-07-22 | A kind of double-deck pipe fitting joint static conductive attachment structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107191728A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524878A (en) * | 2017-10-09 | 2017-12-29 | 李继前 | Conduit tube component with conducting function |
| CN109027488A (en) * | 2018-08-24 | 2018-12-18 | 洛阳沃虹石化设备有限公司 | Welding double-skin duct electric smelting elbow and its mold and production technology can be prepared simultaneously |
| CN109210306A (en) * | 2018-08-24 | 2019-01-15 | 洛阳沃虹石化设备有限公司 | Welding double-skin duct electric smelting threeway and its mold and production technology can be prepared simultaneously |
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| CN106567972A (en) * | 2016-10-31 | 2017-04-19 | 江苏大学 | Polymer oil delivery pipe connector for achieving static electricity guiding and removing by communicating seam allowance end face radial keys in axial direction |
| CN206929478U (en) * | 2017-07-22 | 2018-01-26 | 江苏法利沃环保科技有限公司 | A kind of double-deck pipe fitting joint static conductive attachment structure |
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| WO2011007100A2 (en) * | 2009-07-16 | 2011-01-20 | Airbus Operations (S.A.S) | Device for protecting piping from lightning |
| CN103429941A (en) * | 2011-03-18 | 2013-12-04 | 仓敷化工株式会社 | Fuel tube and tube with connector |
| CN205402062U (en) * | 2016-03-11 | 2016-07-27 | 山东巨兴塑业有限公司 | Take sheath prevention of seepage and lead compound double tube connection structure of static |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524878A (en) * | 2017-10-09 | 2017-12-29 | 李继前 | Conduit tube component with conducting function |
| CN107524878B (en) * | 2017-10-09 | 2023-09-19 | 李继前 | Catheter assembly with conductive function |
| CN109027488A (en) * | 2018-08-24 | 2018-12-18 | 洛阳沃虹石化设备有限公司 | Welding double-skin duct electric smelting elbow and its mold and production technology can be prepared simultaneously |
| CN109210306A (en) * | 2018-08-24 | 2019-01-15 | 洛阳沃虹石化设备有限公司 | Welding double-skin duct electric smelting threeway and its mold and production technology can be prepared simultaneously |
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Application publication date: 20170922 |
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