CN203488863U - Thermoplastic enwound pressure pipe - Google Patents
Thermoplastic enwound pressure pipe Download PDFInfo
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- CN203488863U CN203488863U CN201320561620.3U CN201320561620U CN203488863U CN 203488863 U CN203488863 U CN 203488863U CN 201320561620 U CN201320561620 U CN 201320561620U CN 203488863 U CN203488863 U CN 203488863U
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- pressure pipeline
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Abstract
The utility model belongs to the technical field of pipeline materials and relates to a thermoplastic enwound pressure pipe. The thermoplastic enwound pressure pipe comprises a lining layer, a structure layer and an outer protective layer in sequence from inside to outside. The lining layer is connected with the inner wall of the structure layer. The outer wall of the structure layer is connected with the outer protective layer. The structure is a continuous fiber-reinforced thermoplastic prepreg tape enwound layer. The thermoplastic enwound pressure pipe is high in strength and rigidity and can be made into a large diameter pipeline. In addition, the large diameter pipeline made of the thermoplastic enwound pressure pipe is light in weight, high in strength, good in anti-impact performance, environmentally friendly, and convenient to transparent and construct.
Description
Technical field
The utility model belongs to pipeline material technical field, relates to a kind of thermoplasticity Winding pressure pipeline.
Background technique
The pipeline using in industry now and life mainly contains two kinds, metallic conduit and nonmetal pipeline.Metallic conduit is mainly steel pipe, and nonmetal pipeline is mainly plastic pipe and fiber reinforced plastic pipe.Steel strength is high, and voltage endurance capability is strong, but weight is large, and transportation construction is trouble comparatively, and not corrosion-resistant, in corrosive situations application, must do preservative treatment, and cost is higher.Plastic pipe is light, and corrosion resistance is also fine, but plastic pipe intensity is poor, applies for general in low-pressure field, while applying in high pressure field by force, can only increase wall thickness, has increased greatly cost, and its cost has even surpassed steel pipe.Glass Steel Tube is commonly referred to as unsaturated polyester or epoxy glass steel pipeline at present, intensity is high, corrosion-resistant, but resin matrix is all thermosetting resins, and the feature of environmental protection is poor, once because safety issue, in some local municipal water supply pipeline fields, be prohibited from using, and thermosetting resin is crisp, causes fiber reinforced plastic pipe in use to damage and show zero tolerance to external world, once occur that the whole pipeline of external damage, by destroyed, directly affects usability and the Security of pipeline.Therefore developing the tubing tool that a quality is light, corrosion-resistant, intensity is high, excellent in cushion effect is of great significance.
Publication number is that the Chinese patent application of CN101418886A discloses a kind of continuous fiber reinforced thermoplastic compound tube, in its structure, comprise inside liner, enhancement layer and outer surface layer three-decker, yet the preparation method of its enhancement layer is first to lay continuous fiber or its fabric, and then heat of emersion plastic resin, enhancement layer resin wellability prepared by this technique is poor, and pipe performance is low, from embodiment, just can find out, 62mm internal diameter tube, wall thickness 5mm, bursting pressure just only has 15MPa.
Model utility content
The purpose of this utility model is to provide for overcoming the defect of prior art that a kind of quality is light, intensity is high, shock resistance is good, good pressure-resistant performance, heavy caliber, economical and practical thermoplasticity Winding pressure pipeline.
For achieving the above object, the utility model adopts following technological scheme:
A thermoplasticity Winding pressure pipeline, this pipeline comprises inside liner, construction layer and external protection from inside to outside successively, and inside liner is connected with the inwall of construction layer, and the outer wall of construction layer is connected with external protection.
The internal diameter of described thermoplasticity Winding pressure pipeline is 80mm～1400mm; Preferred 150mm～1000mm.
Described inside liner thickness is 1.0～10mm.
Described Laminate construction thickness is 1.0～50mm.
Described external protection thickness is 1.0～10mm.
Described inside liner is selected from plastic tube or thermoplastic plastic sheet's winding layer, and wherein said plastic tube is selected from polyethylene pipe or polypropylene tube.Described construction layer is continuous fiber reinforced thermoplastic plastic prepreg tape winding layer.
Preferably, in described continuous fiber reinforced thermoplastic plastic prepreg tape, fiber weight percentage is 50%～80%.
Preferably, described continuous fiber reinforced thermoplastic plastic prepreg tape winding layer be continuous fiber reinforced thermoplastic plastic prepreg tape by crossed loops to winding, realize between layers the winding layer of hot melting cohesion;
Described external protection is thermoplastic plastic sheet's winding layer.
Described thermoplastic is selected from polypropylene or polyethylene.
Described continuous fiber is selected from glass fibre, carbon fiber or aramid fibre.
A preparation method for above-mentioned thermoplasticity Winding pressure pipeline, comprises the following steps:
(1) prepare inside liner;
(2) continuous fiber reinforced thermoplastic plastic prepreg tape is cut into the width that winding needs, carry out after preheating being wrapped on inside liner prepared by step (1) by Stetch Wrapping Machine, in winding process, roll-in is carried out on winding limit in limit, during winding, material is kept to heating, make the complete melting of prepreg tape, form construction layer;
(3) thermoplastic sheets is wrapped on construction layer prepared by step (2) by Stetch Wrapping Machine, heating makes it melting, and is wrapped in outside thermoplastic sheets with PET film, make the outside light of tubing, then by the cooling tubing of cold wind, tear PET film, make thermoplasticity Winding pressure pipeline.
In described step (1), the preparation of inside liner is that thermoplastic pipes is enclosed within on expanding shaft, then by expanding shaft swelling, as inside liner; Or thermoplastic plastic sheet is wrapped on cylindric core, heating and melting is bonded as one as inside liner.
In described step (1), when adopting thermoplastic plastic sheet to be wrapped in to be only wound around one deck on cylindric core, can not heat.
In described step (2), the canoe of prepreg tape is that cross winding and hoop winding are used in conjunction with; Preferred described canoe is that 1～2 layer of cross winding coordinates 1 layer of hoop to be wound around compacting; Described cross winding angle is 45 °～75 °, preferably 55 °～65 °; Described roll-in pressure is 0.1～0.2MPa;
Melting mode of heating in described step (1), (2) and (3) is selected from infrared heater heating, flame heating or laser heater heating.
Compared with prior art, model utility has the following advantages:
(1) the thermoplasticity Winding pressure pipeline that prepared by the utility model has higher intensity and rigidity, can prepare large diameter pipeline, and high-strength light, transports easy construction simultaneously.
(2) thickness of construction layer can regulate according to pipeline pressure grade and caliber size, and shock resistance is good.
(4) tubing internal layer has good sealability.
(5) tubing has fine external sealed, anti-destructive.
(6) environmental protection.
Accompanying drawing explanation
Fig. 1 is thermoplasticity Winding pressure cross-section of pipeline schematic diagram in the utility model embodiment.
Fig. 2 is thermoplasticity Winding pressure pipeline configuration schematic diagram in the utility model embodiment.
Fig. 3 is continuous fiber reinforced thermoplastic plastic prepreg tape structural representation in the utility model embodiment.
Accompanying drawing mark:
1 inside liner, 2 construction layers,
3 external protections, 4 continuous fibers,
5 thermoplastics.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Continuous fiber reinforced thermoplastic plastic prepreg tape described in the utility model is commercially available known materials.
As shown in FIG. 1 to 3, a kind of thermoplasticity Winding pressure pipeline, its internal diameter is 150mm, forms (its structure forms data in Table 1) successively from inside to outside by inside liner 1, construction layer 2 and external protection 3.
In Fig. 3, construction layer 2 consists of continuous fiber 4 reinforced thermoplastics 5 prepreg tapes, and prepreg tape coordinates and is wrapped on inside liner 1 with hoop winding process by intersecting, and Laminate construction thickness is 3mm; External protection 3 consists of thermoplastic plastic sheet, and thickness is 1mm, by thermoplastic plastic sheet is wrapped on construction layer 2.
Table 1
| Tubing | Thickness | Material | Winding angle | Heating-up temperature |
| Inside liner | 2mm | PP tubing | Hoop is wound around | Preheating, melt surface |
| Construction layer | 3mm | 40%PP+60% glass | 65 ° of cross winding/rings | Melting |
| ? | ? | Glass fiber | To winding | ? |
| External protection | 1mm | PP sheet material | Hoop is wound around | Melting |
Its preparation method is as follows:
(1), by internal diameter 150mm, the PP tubing of wall thickness 2mm is directly enclosed within on expanding shaft, then swelling expanding shaft;
(2) continuous fiber reinforced thermoplastic plastic prepreg tape is after infrared heater preheating, according to the lay-up process of mixing immediately the winding of one deck hoop after cross winding one deck, be wound around, winding thickness is 3mm, in winding process, by infrared heater, core place is heated, make to be wrapped in the base material fusing on core.In winding process, be equipped with pressure roller compacting, pressure is 0.1MPa.When infrared heater heats core, only make liner surface melting;
(3) crystalline p p sheet is wrapped on construction layer 2, winding thickness is 1mm, and heating makes it melting, and is wrapped in tubing outside with PET film, makes the outside light of tubing.Finally, by the cooling tubing of cold wind, tear PET film.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 20MPa.
As shown in FIG. 1 to 3, a kind of thermoplasticity Winding pressure pipeline, its internal diameter is 500mm, forms (its structure forms data in Table 2) successively from inside to outside by inside liner 1, construction layer 2 and external protection 3.
In Fig. 3, construction layer 2 consists of continuous fiber 4 reinforced thermoplastics 5 prepreg tapes, and prepreg tape coordinates and is wrapped on inside liner 1 with hoop winding process by intersecting, and thickness is 10mm; External protection 3 consists of thermoplastic plastic sheet, and thickness is 1mm, by thermoplastic plastic sheet is wrapped on construction layer 2.
Table 2
Preparation method is as follows:
(1) crystalline p p sheet that is 1mm by thickness is wrapped on core, forms inside liner.
(2) continuous fiber reinforced thermoplastic plastic prepreg tape is after infrared heater preheating, according to the lay-up process of mixing immediately the winding of one deck hoop after cross winding one deck, be wound around, winding thickness is 10mm, in winding process, by infrared heater, core place is heated, make to be wrapped in the base material fusing on core.In winding process, be equipped with pressure roller compacting, pressure is 0.1MPa.When infrared heater heats core, only make liner surface melting;
(3) crystalline p p sheet is wrapped on construction layer 2, winding thickness is 1mm, and heating makes it melting, and is wrapped in tubing outside with PET film, makes the outside light of tubing.Finally, by the cooling tubing of cold wind, tear PET film.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 20MPa.
As shown in Fig. 1～Fig. 2, a kind of thermoplasticity Winding pressure pipeline, this pipeline comprises inside liner 1, construction layer 2 and external protection 3 from inside to outside successively, internal diameter of the pipeline is that its structure of 80mm(forms data in Table 3).
In Fig. 3, construction layer 2 be after continuous glass fibre 4 Reinforced Polypropylene 5 prepreg tapes heating by liner surface in opposite directions crossed loops to winding, form in opposite directions crossed loops to the winding layer of structure; External protection is to be wrapped in the winding layer that construction layer surface forms after crystalline p p sheet heating;
Table 3
Preparation method is as follows:
(1), by internal diameter 80mm, the PP tubing of wall thickness 1mm is directly enclosed within on expanding shaft, then swelling expanding shaft;
(2) continuous fiber reinforced thermoplastic plastic prepreg tape is after infrared heater preheating, according to the lay-up process of mixing immediately the winding of one deck hoop after cross winding one deck, be wound around, winding thickness is 1mm, in winding process, by infrared heater, core place is heated, make to be wrapped in the base material fusing on core.In winding process, be equipped with pressure roller compacting, pressure is 0.1MPa.When infrared heater heats core, only make liner surface melting;
(3) crystalline p p sheet is wrapped on construction layer 2, winding thickness is 1mm, and heating makes it melting, and is wrapped in tubing outside with PET film, makes the outside light of tubing.Finally, by the cooling tubing of cold wind, tear PET film.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 12MPa.
Continuous glass fiber reinforced polypropylene prepreg tape is the commercially available prod that Liaoning Liao Jie Co., Ltd produces.
Embodiment 4
As shown in Fig. 1～Fig. 2, a kind of thermoplasticity Winding pressure pipeline, this pipeline comprises inside liner 1, construction layer 2 and external protection 3 from inside to outside successively, internal diameter of the pipeline is that its structure of 1400mm(forms data in Table 4).
In Fig. 3, construction layer 2 be after continuous carbon fibre 4 enhanced polyethylene 5 prepreg tapes heating by liner surface in the same way alternative ring to winding, form in the same way alternative ring to the winding layer of structure; External protection is to be wrapped in the winding layer that construction layer surface forms after polyethylene sheets heating.
Table 4
Preparation method is as follows:
(1), by internal diameter 1400mm, the PE tubing of wall thickness 10mm is directly enclosed within on expanding shaft, then swelling expanding shaft;
(2) continuous fiber reinforced thermoplastic plastic prepreg tape is after infrared heater preheating, according to the lay-up process of mixing immediately the winding of one deck hoop after cross winding one deck, be wound around, winding thickness is 50mm, in winding process, by infrared heater, core place is heated, make to be wrapped in the base material fusing on core.In winding process, be equipped with pressure roller compacting, pressure is 0.2MPa.When infrared heater heats core, only make liner surface melting;
(3) polyethylene sheets is wrapped on construction layer 2, winding thickness is 10mm, and heating makes it melting, and is wrapped in tubing outside with PET film, makes the outside light of tubing.Finally, by the cooling tubing of cold wind, tear PET film.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test is 48MPa.
Above-mentioned continuous carbon fibre enhanced polyethylene prepreg tape is the commercially available prod that Liaoning Liao Jie Co., Ltd produces.
A thermoplasticity Winding pressure pipeline, its cross winding angle is 45 °, all the other techniques are identical with embodiment 1.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 15MPa, and this technique is applicable to some special occasions that axial strength is had relatively high expectations.
Embodiment 6
A thermoplasticity Winding pressure pipeline, its cross winding angle is 55 °, all the other techniques are identical with embodiment 2.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 20MPa.
Embodiment 7
A thermoplasticity Winding pressure pipeline, its cross winding angle is 75 °, all the other techniques are identical with embodiment 3.
The bursting pressure that obtains tubing according to testing standard GB/T15560 test can reach 10MPa, and this technique is applicable to some occasions not high to requirement of strength.
The above-mentioned description to embodiment is can understand and apply the utility model for ease of those skilled in the art.Person skilled in the art obviously can easily make various modifications to these embodiments, and General Principle described herein is applied in other embodiments and needn't passes through performing creative labour.Therefore, the utility model is not limited to the embodiment here, and those skilled in the art are according to announcement of the present utility model, and not departing from the improvement that the utility model category makes and revise all should be within protection domain of the present utility model.
Claims (10)
1. a thermoplasticity Winding pressure pipeline, is characterized in that: this pipeline comprises inside liner, construction layer and external protection from inside to outside successively, and inside liner is connected with the inwall of construction layer, and the outer wall of construction layer is connected with external protection.
2. thermoplasticity Winding pressure pipeline according to claim 1, is characterized in that: the internal diameter of described thermoplasticity Winding pressure pipeline is 80mm～1400mm.
3. thermoplasticity Winding pressure pipeline according to claim 1, is characterized in that: described inside liner thickness is 1.0～10mm;
Or described Laminate construction thickness is 1.0～50mm;
Or described external protection thickness is 1.0～10mm.
4. thermoplasticity Winding pressure pipeline according to claim 1, is characterized in that: described inside liner is selected from thermoplastic pipes or thermoplastic plastic sheet's winding layer.
5. thermoplasticity Winding pressure pipeline according to claim 1, is characterized in that: described construction layer is continuous fiber reinforced thermoplastic plastic prepreg tape winding layer.
6. thermoplasticity Winding pressure pipeline according to claim 5, is characterized in that: in described continuous fiber reinforced thermoplastic plastic prepreg tape, fiber weight percentage is 50%～80%.
7. thermoplasticity Winding pressure pipeline according to claim 5, it is characterized in that: described continuous fiber reinforced thermoplastic plastic prepreg tape winding layer be continuous fiber reinforced thermoplastic plastic prepreg tape by crossed loops to winding, realize between layers the winding layer of hot melting cohesion.
8. thermoplasticity Winding pressure pipeline according to claim 1, is characterized in that: described external protection is thermoplastic plastic sheet's winding layer.
9. according to the thermoplasticity Winding pressure pipeline described in claim 4,5 or 8, it is characterized in that: described thermoplastic is selected from polypropylene or polyethylene.
10. according to the thermoplasticity Winding pressure pipeline described in claim 5 or 6, it is characterized in that: described continuous fiber is selected from glass fibre, carbon fiber or aramid fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320561620.3U CN203488863U (en) | 2013-09-10 | 2013-09-10 | Thermoplastic enwound pressure pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320561620.3U CN203488863U (en) | 2013-09-10 | 2013-09-10 | Thermoplastic enwound pressure pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203488863U true CN203488863U (en) | 2014-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320561620.3U Expired - Lifetime CN203488863U (en) | 2013-09-10 | 2013-09-10 | Thermoplastic enwound pressure pipe |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421537A (en) * | 2013-09-10 | 2015-03-18 | 上海杰事杰新材料(集团)股份有限公司 | Thermoplasticity winding pressure pipeline and manufacturing method thereof |
| CN104500867A (en) * | 2014-12-09 | 2015-04-08 | 华瀚管道系统科技有限公司 | Pressure pipe structure and manufacturing method thereof |
| CN107081922A (en) * | 2017-06-06 | 2017-08-22 | 威海纳川管材有限公司 | The defeated pipe of heavy caliber thermoplastic composite length and its manufacturing method and apparatus |
| CN107345598A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of multiple tube and its manufacture and installation method |
| CN107345602A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of flexible composite pipe and its manufacture method |
-
2013
- 2013-09-10 CN CN201320561620.3U patent/CN203488863U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104421537A (en) * | 2013-09-10 | 2015-03-18 | 上海杰事杰新材料(集团)股份有限公司 | Thermoplasticity winding pressure pipeline and manufacturing method thereof |
| CN104500867A (en) * | 2014-12-09 | 2015-04-08 | 华瀚管道系统科技有限公司 | Pressure pipe structure and manufacturing method thereof |
| CN107345598A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of multiple tube and its manufacture and installation method |
| CN107345602A (en) * | 2016-05-04 | 2017-11-14 | 广州金发碳纤维新材料发展有限公司 | A kind of flexible composite pipe and its manufacture method |
| CN107345598B (en) * | 2016-05-04 | 2020-04-07 | 广州金发碳纤维新材料发展有限公司 | Composite pipe and manufacturing and mounting method thereof |
| CN107081922A (en) * | 2017-06-06 | 2017-08-22 | 威海纳川管材有限公司 | The defeated pipe of heavy caliber thermoplastic composite length and its manufacturing method and apparatus |
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| GR01 | Patent grant | ||
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 388, Guangzhong Road, Minhang District, Shanghai 201108 Patentee after: Shanghai Genius Advanced Material (Group) Co.,Ltd. Address before: 201109 No. 800 North Song Road, Shanghai, Minhang District Patentee before: Shanghai Genius Advanced Material (Group) Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |