CN202074136U - Novel reinforced composite tube structure - Google Patents
Novel reinforced composite tube structure Download PDFInfo
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- CN202074136U CN202074136U CN2010206276648U CN201020627664U CN202074136U CN 202074136 U CN202074136 U CN 202074136U CN 2010206276648 U CN2010206276648 U CN 2010206276648U CN 201020627664 U CN201020627664 U CN 201020627664U CN 202074136 U CN202074136 U CN 202074136U
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Abstract
The utility model discloses a novel reinforced composite tube structure, which belongs to the technical field of pipeline connecting pieces, and comprises a substrate tube, a reinforced layer and an outer wall. At least one reinforced layer is disposed between the substrate tube and the outer wall. Modified special polyolefin rubber or special epoxy resin rubber is adopted between the substrate tube and the reinforced layer, and between the reinforced layer and the outer wall for heating and pressurizing to be integrated into one piece through bonding. The reinforced layer is set as a metal reinforced layer or a fiber reinforced layer. The angle between the reinforced layer and the tubing axis is 500-600 DEG, and a steel wire or fiber bidirectional and intersect winding structure is formed by a right spiral winding layer and a left spiral winding layer. The steel wire is a spring steel wire, and the diameter of the steel wire is 0.6-1.5mm, and the minimum steel wire winding gap is 0.5mm. The material of the substrate tube is high-density cross-linking polyethylene whose molecular weight is 300,000-500,000. The novel reinforced composite tube structure is reasonable in structure design, strong in abrasion resistance and corrosion resistance, strong in pressure bearing capability, resistant to shock, small in frictional resistance rate, light in weight, good in energy saving and consumption reduction, and long in service lifetime.
Description
Technical field
The utility model relates to a kind of polyvinyl piping materials, relates to a kind of novel enhancing compound tubing structure specifically, is mainly used in the pipeline that specific (special) requirements such as wear-resisting, corrosion-resistant, shock resistance, frictional resistance yarn number are little, good antiscale property, bearing capacity height are used down.
Background technique
In the prior art, the steel pipe voltage endurance capability is strong, but corrosion-resistant, abrasive resistance is poor.Steel-plastic composite pipe is compound based on PE and steel, and major defect is that bearing capacity is relatively poor, and its Applicable scope still is confined to bury ground low pressure water pipe.PE compares with the high density crosslinked polyethylene, and the high density crosslinked polyethylene has irreplaceable superiority at aspects such as impact strength, resistance to low temperature, tensile strength, wear resistance, anti-environment stress cracking, antifatigue, self-lubricating property, good antiscale property, resistances to chemical attack.
The composite pipe of making lining of steel wire has multiple structure, and a kind of is the composite pipe that interlayer has the layer of metal mesh grid between pipe material inner wall and the outer wall; Scribble the composite pipe of adhesive layer between another kind of one deck winding steel wire layer at least and plastic core pipe and the plastic outer layer; Its impact strength of above structural tube, tensile strength, wear resistance, anti-environmental cracking and anti-fatigue performance are all lower, and its bearing capacity can only reach 2.5MPa.In the prior art, also having with polyethylene or silane crosslinked polyethylene is the composite pipe inwall, and this kind composite pipe inwall intensity is not high, due to the reasons such as canoe of steel wire, cracking phenomena occurs in installing and using in addition.As to adopt glass fibre reinforced plastics be outer wall, and the cracking resistance of this composite pipe outer wall is poor, fragility is big, very easily ftractures or peel off, and the steel wire of exposure is corroded very soon, causes pipe leakage.
In view of above situation, research and develop and a kind ofly can adapt to open-air various complex-terrain and environmental conditions, shock resistance, corrosion-resistant, in light weight, quantity delivered big, the flexible enhancing composite pipe of dismounting has very positive economic implications.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of existing tubing project organization, and " a kind of novel increasing is provided
Strong compound tubing structure ".This pipe structure has reasonable in design, wear-corrosion resistance is strong, bearing capacity is high, shock resistance, frictional resistance yarn number are little, energy-saving and cost-reducing advantage, be a kind of shock resistance, high abrasion consumption, selflubricating, good antiscale property of being applicable to, the enhancing compound tubing structure of resistance to chemical attack.
To achieve these goals, the utility model is achieved through the following technical solutions: a kind of novel enhancing compound tubing structure includes basal body pipe, enhancement layer, outer wall.
Described enhancement layer is provided with one deck at least, places between basal body pipe and the outer wall, is adopting special-purpose polyolefin glue of modification or bonding being integral of epoxy resin glue heating pressurization between basal body pipe and the enhancement layer, between enhancement layer and the outer wall.
Described enhancement layer is set to metal enhancement layer or fiber-reinforced layer.
Described metal enhancement layer becomes 50 with the tubing shaft axis
0-60
0Angle is the bidirectional crossed winding structure of steel wire, is made up of right-hand screw winding layer and left hand screw winding layer, and described steel wire is a Spring Steel Wire, and steel wire diameter is the 0.6-1.5 millimeter, and it is 0.5mm that its steel wire twines the gap minimum.
Described fiber-reinforced layer becomes 50 with the tubing shaft axis
0-60
0Angle is the bidirectional crossed winding structure of fiber, is made up of right-hand screw winding layer and left hand screw winding layer, and described fiber is that fiber linear density is 1200-4800tex, rubberised layer thickness 0.2mm through the fiber of coating epoxy resin glue.
Its used material of described fiber-reinforced layer is a kind of in superhigh molecular weight polyethylene fibers, glass fibre, aramid fibre, polyster fibre, the nylon fibre.
Described glass fibre is an E type high-strength alkali-free glass fibre.
Its used material of described basal body pipe is that molecular weight is the high density crosslinked polyethylene of 300,000-50 units.
Its used material of described outer wall is a modification high-density polyethylene.
The utility model is compared with existing compound tubing structure has following advantage:
1. the utlity model has reasonable in design, wear-corrosion resistance is strong, bearing capacity is high, anti-
The advantage that impact, frictional resistance yarn number is little, in light weight, removes and installs conveniently, saves energy and reduce the cost is a kind of shock resistance, high abrasion consumption, selflubricating, good antiscale property of being applicable to, the enhancing compound tubing structure of resistance to chemical attack.
2. because of its used material of basal body pipe is that molecular weight is the high density crosslinked polyethylene of 30-50 ten thousand units, the used material of outer pipe wall is a modification high-density polyethylene.This tubing is not only fire-retardant, antistatic, and antiultraviolet and shock resistance, wear-corrosion resistance are strong, its inner wall smooth, non-scaling, and impact strength can reach 100KJ/m
2, be more than 5 times of common high density polyethylene pipe.The frictional resistance yarn number that flows is little, significantly improves the fed sheet of a media velocity of liquid assets, reaches the purpose of saving the energy.This kind tubing not only effectively improves the performance of anti-light fuel, also can be-75
0-50
0Extremely rugged environment descends for a long time, stablizes, works reliably.
3. because of at basal body pipe, be provided with between the outer wall and be steel wire or the bidirectional crossed winding structure of E type high-strength alkali-free glass fibre, the reinforced structure layer of forming by right-hand screw winding layer and left hand screw winding layer, adopt the epoxy resin glue caking, make basal body pipe, outer wall, enhancement layer combines together, form stable mechanical structure, the interface, slit can not appear, resisting environmental stress and cracking, therefore erosion of pipe internal pressure or Korrosionsmedium or damage have been eliminated, effectively improve tubing intensity, Corrosion Protection and pressure rating, pipe workpiece quality and operational safety are improved greatly, and its life-span can be for decades;
4. become 50 because of enhancement layer with the tubing shaft axis
0-60
0Angle is bidirectional crossed winding structure, and it twines the gap minimum is 0.5 mm, thereby has improved the winding of single layer radical, has further strengthened the composite pipe bearing capacity, makes it possess high bearing capacity.On the one hand effectively improved tubing hoop intensity, made hoop intensity and the axial strength state that tends to balance on the other hand, effectively improved the tubing bearing strength, its working pressure can reach more than the 6MPa.
Description of drawings
Fig. 1 is a sectional structure schematic representation of the present utility model.
Fig. 2 is the cross section structure schematic representation of Fig. 1.
Among the figure: 1. basal body pipe, 2. enhancement layer, 3. outer wall.
Embodiment
Below by non-limiting example, further set forth the utility model, understand the utility model.
According to size, the material of selecting enhancement layer, winding gap and the number of plies of user's request and institute's Environmental Conditions design caliber, can design and manufacture its bearing capacity is the above various model tubing of 5 MPa-, tens MPa.
The utility model as shown in Figure 1 and Figure 2, this structure includes basal body pipe, metal enhancement layer, outer wall, the metal enhancement layer is provided with one deck, place between basal body pipe and the outer wall, adopting special-purpose polyolefin glue caking to be integral between basal body pipe and the metal enhancement layer, between metal enhancement layer and the outer wall.
The metal enhancement layer places between basal body pipe and the outer wall, becomes 58 with the tubing shaft axis
0Angle is the bidirectional crossed winding structure of steel wire, is made up of right-hand screw winding layer and left hand screw winding layer, and described steel wire is a Spring Steel Wire, and steel wire diameter is 1 millimeter, and right-hand screw winding layer and left hand screw winding layer respectively are provided with one deck.
The used material of described basal body pipe is the high density crosslinked polyethylene of 300,000 units.
Its used material of outer wall is a modification high-density polyethylene.
For example will manufacture and design the tubing that nominal pressure is 6-8MPa: 145 millimeters of calibers, metal enhancement layer are one deck, 1 millimeter of steel wire diameter, and it is 0.7 millimeter that steel wire twines the gap, 2 millimeters of outer wall thickness.
Its pipe structure of the utility model is identical with embodiment 1, different is that the used material of enhancement layer is the E type high-strength alkali-free glass fibre of tensile strength greater than 1800MPa, is adopting the epoxy resin glue caking to be integral between basal body pipe and the fiber-reinforced layer, between fiber-reinforced layer and the outer wall.
Fiber reinforcement is placed between basal body pipe and the outer wall, becomes 58 with the tubing shaft axis
0Angle, be the bidirectional crossed winding structure of fiber, form by right-hand screw winding layer and left hand screw winding layer, described fiber is through applying the glass fibre of epoxy resin glue, fiber diameter is 1.1 millimeters, fiber linear density is 2400tex, rubberised layer thickness 0.2mm, and right-hand screw winding layer and left hand screw winding layer respectively are provided with one deck.
Tubing is by the special device manufacturing, produces the core pipe earlier, and is further compound to the recombination line.
In sum, the utlity model has reasonable in design, wear-corrosion resistance is strong, bearing capacity is high, shock resistance, frictional resistance yarn number are little, in light weight, remove and install conveniently, energy-saving and cost-reducing advantage, is a kind of novel enhancing compound tubing structure that is applicable to various open-air complex-terrains and environmental conditions, long service life.
Claims (8)
1. novel enhancing compound tubing structure, it is characterized in that, include basal body pipe (1), enhancement layer (2), outer wall (3), described enhancement layer (2) is provided with one deck at least, place between basal body pipe (1) and the outer wall (3), adopting special-purpose polyolefin glue of modification or bonding being integral of epoxy resin glue heating pressurization between basal body pipe (1) and the enhancement layer (2), between enhancement layer (2) and the outer wall (3).
2. a kind of novel enhancing compound tubing structure according to claim 1 is characterized in that described enhancement layer (2) is set to metal enhancement layer or fiber-reinforced layer.
3. a kind of novel enhancing compound tubing structure according to claim 2 is characterized in that described metal enhancement layer becomes 50 with the tubing shaft axis
0-60
0Angle is the bidirectional crossed winding structure of steel wire, is made up of right-hand screw winding layer and left hand screw winding layer, and described steel wire is a Spring Steel Wire, and steel wire diameter is the 0.6-1.5 millimeter, and it is 0.5mm that its steel wire twines the gap minimum.
4. a kind of novel enhancing compound tubing structure according to claim 2 is characterized in that described fiber-reinforced layer becomes 50 with the tubing shaft axis
0-60
0Angle is the bidirectional crossed winding structure of fiber, is made up of right-hand screw winding layer and left hand screw winding layer, and described fiber is that fiber linear density is 1200-4800tex, rubberised layer thickness 0.2mm through the fiber of coating epoxy resin glue.
5. a kind of novel enhancing compound tubing structure according to claim 4 is characterized in that, its used material of described fiber-reinforced layer is a kind of in superhigh molecular weight polyethylene fibers, glass fibre, aramid fibre, polyster fibre, the nylon fibre.
6. a kind of novel enhancing compound tubing structure according to claim 5 is characterized in that described glass fibre is an E type high-strength alkali-free glass fibre.
7. a kind of novel enhancing compound tubing structure according to claim 1 is characterized in that, its used material of described basal body pipe (1) is that molecular weight is the high density crosslinked polyethylene of 300,000-50 units.
8. a kind of novel enhancing compound tubing structure according to claim 1 is characterized in that its used material of described outer wall (3) is a modification high-density polyethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206276648U CN202074136U (en) | 2010-11-27 | 2010-11-27 | Novel reinforced composite tube structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206276648U CN202074136U (en) | 2010-11-27 | 2010-11-27 | Novel reinforced composite tube structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202074136U true CN202074136U (en) | 2011-12-14 |
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ID=45112239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206276648U Expired - Fee Related CN202074136U (en) | 2010-11-27 | 2010-11-27 | Novel reinforced composite tube structure |
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| CN (1) | CN202074136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958777A (en) * | 2021-09-10 | 2022-01-21 | 浙江荣凯科技发展股份有限公司 | High-strength continuous tube for chemical industry and preparation method thereof |
-
2010
- 2010-11-27 CN CN2010206276648U patent/CN202074136U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113958777A (en) * | 2021-09-10 | 2022-01-21 | 浙江荣凯科技发展股份有限公司 | High-strength continuous tube for chemical industry and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20131127 |