CN205401968U - Bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static - Google Patents
Bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static Download PDFInfo
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- CN205401968U CN205401968U CN201620189599.2U CN201620189599U CN205401968U CN 205401968 U CN205401968 U CN 205401968U CN 201620189599 U CN201620189599 U CN 201620189599U CN 205401968 U CN205401968 U CN 205401968U
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- antiseepage
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Abstract
The utility model discloses a bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static, include: the compound pipe of static is led in the inlayer prevention of seepage, the compound pipe from interior to exterior of static is led in proper order including leading static layer, interior binder layer, barrier layer, outer binder layer and polyethylene layer to the inlayer prevention of seepage, outer protecting pipe, outer protecting pipe includes the prevention of seepage composite bed, and set up in the inlayer prevention of seepage lead the compound pipe of static with bearing structure between the outer protecting pipe. The utility model discloses the pipe fitting can realize effectively, reliably that the static of leading of pipeline communicates, can prevent the liquid infiltration, and is rational in infrastructure simple, makes simple and convenient, corrosion -resistant, long service life, safe in utilization.
Description
Technical field
This utility model relates to chemical field liquid conducting pipes technical field, particularly relates to a kind of bilayer zone sheath antiseepage static conductive composite pipe.
Background technology
When metallic conduit is applied in gas station, oil and other chemical field, exist weak to the problem such as burn into service life is low, maintenance cost is high.For solving these problems, thermoplastic composite plastic tube road progresses into above-mentioned market, and based on environmental protection, security consideration, the problem such as the electrostatic conductive performance of compound pipeline complex pipeline, antiseep and seepage recovery becomes the key of thermoplastic composite plastic tube road application.
The connection of current plastic conduit mostly adopts direct butt welding or adopts the weldering of single layer structure plastic pipe hot-melting to connect, easily there is the problems such as static conductive connection not smooth, antiseepage function reduction in this connected mode, and the design of composite pipe, material selection and manufacture exist technical difficult point for antiseepage static conductive compound pipeline complex pipeline.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of reasonable in design, is capable of the static conductive connection of pipeline, prevents liquid infiltration, manufactures bilayer zone sheath antiseepage static conductive composite pipe easy, corrosion-resistant, long service life.
For solving above-mentioned technical problem, the technical solution of the utility model is:
Bilayer zone sheath antiseepage static conductive composite pipe, including:
Internal layer antiseepage static conductive multiple tube, described internal layer antiseepage static conductive multiple tube includes static conductive layer, interior adhesive layer, impervious barrier, outer adhesive layer and polyethylene layer from the inside to the outside successively；
Outer sheath tube, described outer sheath tube includes antiseepage composite bed；
And it is arranged at the supporting construction between described internal layer antiseepage static conductive multiple tube and described outer sheath tube.
Wherein, polyethylene (PE) layer in internal layer antiseepage static conductive multiple tube is by 85% design of GB " GB/T13663 feedwater polyethylene (PE) tubing " specification wall thickness, and static conductive layer thickness 0.3mm, impervious barrier thickness are at 0.5～1mm, inside and outside adhesive layer thickness 0.25mm；Outer protective sleeve thickness of pipe wall is " GB/T13663 feedwater polyethylene (PE) tubing " given size.
As preferred technical scheme, described supporting construction is the gusseted band that three uniform intervals are arranged, and spaced 120 ° of three gusseted, internal layer antiseepage static conductive multiple tube is that non-360-degree separates with outer sheath tube.
As preferred technical scheme, the polyethylene layer in described internal layer antiseepage static conductive multiple tube is extrusion grade high-density polyethylene layer, and density of pe is 950～960kg/m3, melt index (MI) be that all trades mark of 0.20～0.35g/10min are all passable.
As preferred technical scheme, the interior adhesive layer in described internal layer antiseepage static conductive multiple tube is PE-g-MAH layer, PP-g-MAH layer, PE-g-GMA layer, POE-g-MAH layer, EPDM-g-MAH layer, SBS-g-MAH layer or EVA layer.
As preferred technical scheme, the outer adhesive layer in described internal layer antiseepage static conductive multiple tube is PE-g-MAH layer, PP-g-MAH layer, PE-g-GMA layer, POE-g-MAH layer, EPDM-g-MAH layer, SBS-g-MAH layer or EVA layer.
As preferred technical scheme, the static conductive layer in described internal layer antiseepage static conductive multiple tube is static conductive polyamide material layer (PA), static conductive polyester material (PBT, PET), static conductive polythene material layer (PE) or static conductive polypropylene material (PP).
As preferred technical scheme, the impervious barrier in described internal layer antiseepage static conductive multiple tube is polyester material (PET), polyamide material layer (PA) or evoh layer (EVOH).
As preferred technical scheme, described outer sheath tube is antiseepage compound PE tubes of material.
Owing to have employed technique scheme, this utility model pipe fitting can effectively, reliably realize the static conductive connection of pipeline, it is prevented from liquid infiltration, rational in infrastructure simply, manufacture easy, corrosion-resistant, long service life, use safety, have and can connect jacket ducts and carry out oozing, leaking on-line checking and recovery, and the feature such as garbage recoverable, it is adaptable to all bilayer zone sheath antiseepage static conductive composite pipes, such as straight-through, threeway, elbow, four-way, reduced pipe etc..
Accompanying drawing explanation
The following drawings is only intended to, in this utility model being schematically illustrated and explaining, not limit scope of the present utility model.Wherein:
Fig. 1 is the structural representation of this utility model embodiment bilayer zone sheath antiseepage static conductive composite pipe；
Fig. 2 is the partial enlarged drawing at A place in Fig. 1；
Fig. 3 is the Shooting Technique flow chart of this utility model embodiment bilayer zone sheath antiseepage static conductive composite pipe.
In figure: 1-static conductive layer；Adhesive layer in 2-；3-impervious barrier；The outer adhesive layer of 4-；5-polyethylene layer；6-gusseted band；7-antiseepage composite bed.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is expanded on further.In the following detailed description, only some one exemplary embodiment of the present utility model is described by the mode of explanation.Undoubtedly, those of ordinary skill in the art will be consequently realised that, when not necessarily departing from spirit and scope of the present utility model, it is possible to by various different modes, described embodiment is modified.Therefore, accompanying drawing and description are inherently illustrative, rather than are used for limiting scope of the claims.
As depicted in figs. 1 and 2, bilayer zone sheath antiseepage static conductive composite pipe, it is tee pipe fitting, including:
Internal layer antiseepage static conductive multiple tube, described internal layer antiseepage static conductive multiple tube includes static conductive layer 1, interior adhesive layer 2, impervious barrier 3, outer adhesive layer 4 and polyethylene layer 5 from the inside to the outside successively；
Outer sheath tube, described outer sheath tube includes antiseepage composite bed 7；
And supporting construction, described supporting construction is arranged between described internal layer antiseepage static conductive multiple tube and described outer sheath tube；Described supporting construction is the gusseted band 6 that three uniform intervals are arranged, article three, spaced 120 ° of gusseted, internal layer antiseepage static conductive multiple tube and outer sheath tube is made to constitute non-360-degree isolating construction, intermediate formation has gap, effusion can be reclaimed, it is simple to carry out oozing, leaking on-line checking and recovery.
In the present embodiment, polyethylene (PE) layer in internal layer antiseepage static conductive multiple tube is by 85% design of GB " GB/T13663 feedwater polyethylene (PE) tubing " specification wall thickness, and static conductive layer thickness 0.3mm, impervious barrier thickness are at 0.5～1mm, inside and outside adhesive layer thickness 0.25mm；Outer protective sleeve thickness of pipe wall is " GB/T13663 feedwater polyethylene (PE) tubing " given size.
Wherein, the polyethylene layer in described internal layer antiseepage static conductive multiple tube can adopt extrusion grade high density polyethylene (HDPE) Midst density to be 950～960kg/m3, melt index (MI) be all trades mark of 0.20～0.35g/10min.
Interior adhesive layer, outer adhesive layer in described internal layer antiseepage static conductive multiple tube can adopt PE-g-MAH, PP-g-MAH, PE-g-GMA, POE-g-MAH, EPDM-g-MAH, SBS-g-MAH or EVA.
Static conductive layer in described internal layer antiseepage static conductive multiple tube can adopt static conductive polyamide material (PA), static conductive polyester material (PBT, PET), static conductive polythene material (PE) or static conductive polypropylene material (PP).
Impervious barrier in described internal layer antiseepage static conductive multiple tube can adopt polyester material (PET), polyamide material (PA) or ethylene-vinyl alcohol copolymer (EVOH).
It addition, described outer sheath tube and supporting construction all adopt antiseepage composite, the preparation method of described antiseepage composite is as follows:
Step one, ethylene-vinyl alcohol copolymer (EVOH) is put into drying baker seal standby under 90 DEG C of conditions after dry 2.5 hours；
Step 2, graft polymers is put into drying baker seal standby under 85 DEG C of conditions after dry 2 hours；
Step 3, montmorillonite is put into drying baker seal standby under 100 DEG C of conditions after dry 2 hours；
Step 4, weigh according to parts by weight: polyethylene 100 parts, ethylene-vinyl alcohol copolymer 23～28 parts, montmorillonite 5～6 parts, graft polymers 3～5 parts, dispersant 0.2～0.35 part, halogen-absorber 0.15 part, toughener 3～8 parts, 0.2 part of antioxidant, white carbon black 0.5～1.5 part；
Step 5, all weighing materials are put into high mixer, control high mixer temperature less than 85 DEG C, incorporation time 5～10min discharging；
Step 6, material will be mixed put into dual-screw pelletizer; comminutor screw combinations is moderate shear; comminutor temperature is set as 180～230 DEG C, main-machine screw rotating speed 400～450rad/min, feeding rotating speed 35～55rad/min, becomes antiseepage composite after water cooled, dry, pelletizing.
Above-mentioned bilayer zone sheath antiseepage static conductive composite pipe adopts detachable core to be manufactured by Shooting Technique, and with reference to Fig. 3, concrete injection step is as follows:
First the injection moulding of internal layer antiseepage static conductive multiple tube is completed,
Step one, change polyethylene layer core, complete the pipe fitting injection moulding of polyethylene layer 5；
Step 2, change outer adhesive layer core, the pipe fitting that step one injection moulding completes is inserted in location, completes outer adhesive layer 4 injection moulding as the second layer；
Step 3, change impervious barrier core, the pipe fitting that step 2 injection moulding completes is inserted in location, completes impervious barrier 3 injection moulding as third layer；
Step 4, change interior adhesive layer core, the pipe fitting that step 3 injection moulding completes is inserted in location, completes interior adhesive layer 2 injection moulding as the 4th layer；
Step 5, change static conductive stratotype core, the pipe fitting that step 4 injection moulding completes is inserted in location, completes static conductive layer 1 injection moulding as layer 5；
After completing the manufacture of internal layer antiseepage static conductive multiple tube, change restrictive coating core, the internal layer antiseepage static conductive multiple tube completing injection moulding is inserted in location, carries out the injection moulding of outer sheath tube and supporting construction.
This utility model pipe fitting can effectively, reliably realize the static conductive connection of pipeline, be prevented from liquid infiltration, rational in infrastructure simply, manufacture easy, corrosion-resistant, long service life, use safety, have and can connect jacket ducts and carry out oozing, leaking the feature such as on-line checking and recovery and garbage recoverable, suitable in all bilayer zone sheath antiseepage static conductive composite pipes, for threeway in the present embodiment, same principle can also make straight-through, elbow, four-way or reduced pipe etc..
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to scope of the present utility model.Any those skilled in the art, equivalent variations done under the premise without departing from design of the present utility model and principle and amendment, all should belong to the scope of this utility model protection.
Claims (8)
1. bilayer zone sheath antiseepage static conductive composite pipe, it is characterised in that including:
Internal layer antiseepage static conductive multiple tube, described internal layer antiseepage static conductive multiple tube includes static conductive layer, interior adhesive layer, impervious barrier, outer adhesive layer and polyethylene layer from the inside to the outside successively；
Outer sheath tube, described outer sheath tube includes antiseepage composite bed；
And it is arranged at the supporting construction between described internal layer antiseepage static conductive multiple tube and described outer sheath tube.
2. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: described supporting construction is the gusseted band that three uniform intervals are arranged.
3. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: the polyethylene layer in described internal layer antiseepage static conductive multiple tube is extrusion grade high-density polyethylene layer.
4. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: the interior adhesive layer in described internal layer antiseepage static conductive multiple tube is PE-g-MAH layer, PP-g-MAH layer, PE-g-GMA layer, POE-g-MAH layer, EPDM-g-MAH layer, SBS-g-MAH layer or EVA layer.
5. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: the outer adhesive layer in described internal layer antiseepage static conductive multiple tube is PE-g-MAH layer, PP-g-MAH layer, PE-g-GMA layer, POE-g-MAH layer, EPDM-g-MAH layer, SBS-g-MAH layer or EVA layer.
6. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: the static conductive layer in described internal layer antiseepage static conductive multiple tube is static conductive polyamide material layer, static conductive polyester material, static conductive polythene material layer or static conductive polypropylene material.
7. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: the impervious barrier in described internal layer antiseepage static conductive multiple tube is polyester material, polyamide material layer or evoh layer.
8. bilayer zone sheath antiseepage static conductive composite pipe as claimed in claim 1, it is characterised in that: described outer sheath tube is antiseepage compound PE tubes of material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620189599.2U CN205401968U (en) | 2016-03-11 | 2016-03-11 | Bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620189599.2U CN205401968U (en) | 2016-03-11 | 2016-03-11 | Bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205401968U true CN205401968U (en) | 2016-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620189599.2U Expired - Fee Related CN205401968U (en) | 2016-03-11 | 2016-03-11 | Bilayer is taken sheath prevention of seepage and is led compound pipe fitting of static |
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| CN (1) | CN205401968U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570559A (en) * | 2016-03-11 | 2016-05-11 | 山东巨兴塑业有限公司 | Dual-layer anti-permeation and static-conductive composite pipe fitting provided with protective sleeve and manufacturing method of composite pipe fitting |
| CN106764192A (en) * | 2017-01-20 | 2017-05-31 | 山东巨兴塑业有限公司 | A kind of preset antiseepage the electric smelting direct combination of antiseepage static conductive threeway and preparation method |
| CN106764191A (en) * | 2017-01-20 | 2017-05-31 | 山东巨兴塑业有限公司 | Band sheath antiseepage static conductive combination threeway and its manufacture method |
| 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 |
| CN111457184A (en) * | 2020-05-12 | 2020-07-28 | 山东巨兴塑业有限公司 | Anti-seepage combined tee joint and manufacturing method thereof |
-
2016
- 2016-03-11 CN CN201620189599.2U patent/CN205401968U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105570559A (en) * | 2016-03-11 | 2016-05-11 | 山东巨兴塑业有限公司 | Dual-layer anti-permeation and static-conductive composite pipe fitting provided with protective sleeve and manufacturing method of composite pipe fitting |
| CN106764192A (en) * | 2017-01-20 | 2017-05-31 | 山东巨兴塑业有限公司 | A kind of preset antiseepage the electric smelting direct combination of antiseepage static conductive threeway and preparation method |
| CN106764191A (en) * | 2017-01-20 | 2017-05-31 | 山东巨兴塑业有限公司 | Band sheath antiseepage static conductive combination threeway and its manufacture method |
| CN106764191B (en) * | 2017-01-20 | 2018-07-17 | 山东巨兴塑业有限公司 | The combination threeway of band sheath antiseepage static conductive and its manufacturing method |
| CN106764192B (en) * | 2017-01-20 | 2018-08-21 | 山东巨兴塑业有限公司 | A kind of direct antiseepage static conductive combination threeway of preset antiseepage electric smelting and production method |
| 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 |
| CN111457184A (en) * | 2020-05-12 | 2020-07-28 | 山东巨兴塑业有限公司 | Anti-seepage combined tee joint and manufacturing method thereof |
| CN111457184B (en) * | 2020-05-12 | 2024-02-20 | 山东巨兴塑业有限公司 | Anti-seepage combined tee joint and manufacturing method thereof |
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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: 20160727 Termination date: 20180311 |
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| CF01 | Termination of patent right due to non-payment of annual fee |