CN210436722U - High-strength fiber pultrusion pipeline - Google Patents
High-strength fiber pultrusion pipeline Download PDFInfo
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- CN210436722U CN210436722U CN201921132660.XU CN201921132660U CN210436722U CN 210436722 U CN210436722 U CN 210436722U CN 201921132660 U CN201921132660 U CN 201921132660U CN 210436722 U CN210436722 U CN 210436722U
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- 239000000835 fiber Substances 0.000 title claims abstract description 161
- 238000004804 winding Methods 0.000 claims abstract description 67
- 239000003365 glass fiber Substances 0.000 claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 239000011159 matrix material Substances 0.000 claims abstract description 12
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 11
- 239000004744 fabric Substances 0.000 claims description 29
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 9
- 239000004917 carbon fiber Substances 0.000 claims description 9
- 239000002657 fibrous material Substances 0.000 claims description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 5
- 229920002748 Basalt fiber Polymers 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 239000005007 epoxy-phenolic resin Substances 0.000 claims description 5
- 229920001568 phenolic resin Polymers 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 229920001225 polyester resin Polymers 0.000 claims description 5
- 239000004645 polyester resin Substances 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 239000004760 aramid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 239000010410 layer Substances 0.000 description 92
- 238000005452 bending Methods 0.000 description 6
- 238000009863 impact test Methods 0.000 description 5
- 238000009941 weaving Methods 0.000 description 5
- 238000007654 immersion Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000001679 citrus red 2 Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
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Abstract
The utility model discloses a high-strength fiber pultrusion pipeline, which consists of a dip-dyed thermosetting matrix; the matrix comprises a fiber integral layer with an annular section, and a plurality of radially distributed fiber yarns are arranged around the outer side of the fiber integral layer; the outer sides of the radial fibers are respectively provided with a winding layer, and the outer sides of the winding layers are provided with a reinforcing layer; the winding layer comprises a forward winding glass fiber layer and a reverse winding glass fiber layer. The tear resistance and the impact resistance of the pultruded pipeline can reach standard values specified by the industry; the utility model provides a pultrusion pipeline when each performance of guaranteeing pultrusion pipeline is up to standard, has still increased pultrusion pipeline's production efficiency, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to a pultrusion pipeline technical field, concretely relates to high strength fiber pultrusion pipeline.
Background
The existing fiber-woven pultrusion pipeline is generally cylindrical or rectangular, the surface of the pipe is smooth, the pipe is of a multi-layer fiber structure, the inner surface layer and the outer surface layer are covered by fiber-woven fabrics, and a plurality of fiber layers which are distributed longitudinally or annularly are arranged in the middle. When the fiber winding pultrusion pipeline needs performance detection, a section of pipeline with 8 millimeters can be cut along the radial direction of the pipeline, performance indexes of the pipeline are detected, and the following six indexes are required to reach standard values specified by the industry: 1. tensile strength: not less than 200 MPa; 2. tensile strength after immersion: not less than 170 MPa; 3. babbitt hardness: not less than 38; 4. ring stiffness (5%): not less than 25 MPa; 5. bending load heat distortion temperature: not less than 160 MPa; 6. drop hammer impact test: the outer structure should not significantly delaminate, crack or break within the sample.
The existing fiber winding pultrusion pipeline adopts internal and external weaving, and basically has the performances of compression resistance, bending resistance and internal pressure resistance; but after cutting through an 8 mm section, the integrity of the fiber is poor, making it less tear and impact resistant. Tear resistance refers to the tensile strength parameter of the pipe and impact resistance refers to the drop weight impact test parameter of the pipe.
In addition, because the existing fiber winding pultrusion pipeline adopts internal and external weaving, the production equipment needs to be combined with a weaving machine, and the weaving machine is provided with a plurality of wire coils, a plurality of workers are needed to attend the equipment, and the wire outlet state on the wire coils is constantly monitored; and the production speed is slow, the constant value of the output per minute is 30CM, and the production efficiency is low. The production cost of weaving the internally and externally woven fibers around the pultrusion pipeline is very high.
Disclosure of Invention
Aiming at the technical problem, the technical scheme provides the high-strength fiber pultrusion pipeline which can effectively solve the problem.
The utility model discloses a following technical scheme realizes:
a high strength fiber pultruded pipeline comprised of fibers impregnated with a thermoset matrix; the fiber integral layer is provided with a plurality of radially distributed fiber yarns around the outer side of the fiber integral layer; the outer sides of the radial fibers are respectively provided with a winding layer, and the outer sides of the winding layers are provided with a reinforcing layer; the winding layer comprises a forward winding fiber layer and a reverse winding fiber layer.
Furthermore, the fiber integral layer and the reinforcing layer adopt warp and weft glass fiber cloth.
Furthermore, the fiber integral layer adopts warp and weft glass fiber cloth I, and the reinforcing layer adopts a woven fiber outer layer; the outer layer of the braided fiber comprises a plurality of groups of fibers A which are radially arranged, and fibers B and fibers C which are braided around the fibers A; each set of radially disposed fibers a is greater than 1.
Furthermore, the fiber integral layer adopts a woven fiber inner layer, and the reinforcing layer adopts warp and weft glass fiber cloth II; the woven fiber inner layer includes fibers E and fibers F woven in a radial direction.
Furthermore, overlapped seams are arranged at the joints of the warp and weft glass fiber cloth, and the width of each seam is larger than or equal to one tenth of the circumference of the pipeline.
Further, the forward winding fiber layer has winding fibers parallel to each other and forming an included angle α with a vertical line perpendicular to the horizontal line, and the reverse winding fiber layer has winding fibers parallel to each other and forming an included angle β with a vertical line perpendicular to the horizontal line.
Further, the included angle α is the same as the included angle β.
Further, the winding layer winds more than one and a half of fibers in any section of 8 mm cut along the radial direction.
Further, the dip-dyed thermosetting matrix is made of polyester resin, epoxy resin or phenolic resin.
Furthermore, the outer layer and the inner layer of the woven fiber are made of flexible organic fiber materials, and the flexible organic fiber materials are glass fibers, polyester fibers, polyamide fibers, carbon fibers or aramid fibers; the radially distributed fiber filaments, the fiber A and the winding layer are made of glass fibers or basalt fibers or carbon fibers.
Advantageous effects
The utility model provides a pair of high strength fiber pultrusion pipeline, compare with prior art, it has following beneficial effect:
(1) adopting warp and weft glass fiber cloth on at least one side of the fiber integral layer on the inner side and the reinforcing layer on the outer side, and randomly cutting the glass fiber cloth into 8 mm sections; the integrity of the pultruded pipeline fiber can be ensured, and the loosening phenomenon can not occur; the tear resistance and the impact resistance of the pultruded pipeline can reach the standard values specified by the industry; the performance of the pultrusion pipeline is ensured.
(2) Because at least one side of the fiber integral layer at the inner side and the reinforcing layer at the outer side adopts the warp and weft glass fiber cloth, the number of braided wire coils is reduced by at least half in the production process, and the number of nursing workers of production equipment can be reduced. Moreover, due to the reduction of the number of braided wire coils, the friction force generated in the braiding process in production is reduced, so that the production speed can be increased. When the braided layer is produced on the inner side or the outer side of the pultrusion pipeline, the constant value of the production per minute is 60CM, and the production efficiency is doubled compared with that of the double-braided pultrusion pipeline. When the inner side and the outer side of the pultrusion pipeline are both made of warp and weft glass fiber cloth, the production efficiency is higher. The production efficiency of the pultrusion pipeline is increased, and the production cost of the pultrusion pipeline is reduced.
(3) The arrangement of more than one fiber A in each group increases the bending resistance of the pultrusion pipeline, so that the length of the independent pultrusion pipeline can be increased.
(4) The seam is set, so that the instability of the seam at the joint of the warp and weft glass fiber cloth can be effectively overcome, and the tear resistance of the pultrusion pipeline can reach the standard. And the winding layer is set to be at least one circle and a half within the length of 8 mm, so that the performance of the pultrusion pipeline can be further improved.
(5) The setting of angle α and angle β can increase the stability and firmness of the wrapped layer, thereby further increasing the pressure resistance and internal pressure resistance of the pultruded pipeline.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic cross-sectional view of embodiment 1 of the present invention.
Fig. 3 is a schematic view of the overall structure of embodiment 2 of the present invention.
Fig. 4 is a schematic cross-sectional view of embodiment 2 of the present invention.
Fig. 5 is a schematic view of the overall structure of embodiment 3 of the present invention.
Fig. 6 is a schematic cross-sectional view of embodiment 3 of the present invention.
Reference symbols in the drawings: 1-fiber integral layer, 11-warp and weft glass fiber cloth I, 12-woven fiber inner layer, 121-fiber E, 122-fiber F, 2-radially distributed fiber yarn, 31-forward winding fiber layer, 32-reverse winding fiber layer, 4-reinforcing layer, 41-warp and weft glass fiber cloth II, 42-woven fiber outer layer, 421-fiber A, 422-fiber B and 423-fiber C.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The described embodiments are only some, but not all embodiments of the invention. Under the prerequisite that does not deviate from the design concept of the utility model, the ordinary person in the art should fall into the protection scope of the utility model to the various changes and improvements that the technical scheme of the utility model made.
Example 1:
1-2, a high strength fiber pultruded pipe comprised of fibers impregnated with a thermoset matrix; the fiber integrated layer comprises a fiber integrated layer 1 with an annular cross section, wherein in the embodiment, the fiber integrated layer 1 is warp and weft glass fiber cloth I11, and a plurality of radially distributed fiber yarns 2 are arranged around the outer side of the warp and weft glass fiber cloth I11; the radial distributed fiber yarns 2 are uniformly distributed and are fully paved on the outer side of the warp and weft glass fiber cloth I11. The outer sides of the radial fiber yarns 2 are respectively provided with winding layers, and in each winding layer, the glass fiber wound by the winding layer is more than one and a half circles in any section of 8 mm cut along the radial direction. The outer side of the winding layer is provided with a reinforcing layer 4, and the reinforcing layer of the embodiment adopts a warp and weft fiberglass cloth II 41 wrapped on the outer side of the winding layer; the joints of the warp and weft glass fiber cloth adopted by the inner side and the outer side of the pultruded pipeline are provided with overlapped seams, and the width of the seams is more than one tenth of the perimeter of the pipeline.
The winding layers comprise a forward winding fiber layer 31 and a reverse winding fiber layer 32, the forward winding fiber layer 31 is parallel to the winding fibers and forms an included angle α with a vertical line perpendicular to the horizontal line, and the reverse winding fiber layer 32 is parallel to the winding fibers and forms an included angle β with a vertical line perpendicular to the horizontal line, and the included angle α is the same as the included angle β.
In this embodiment, polyester resin or epoxy resin or phenolic resin is used for the dip-dyed thermosetting matrix. The warp and weft glass fiber cloth is provided by Taizhou Yuguan composite material company and has the model number of 400g, 200mm, 8 kg. The fiber wires and the winding layers which are distributed in the radial direction adopt glass fibers or basalt fibers or carbon fibers.
The tensile strength of the pultruded pipeline in this example: 208 MPa; tensile strength after immersion: 182 MPa; babbitt hardness: 40; ring stiffness (5%): 52 MPa; bending load heat distortion temperature: 178 MPa; and the drop hammer impact test is qualified. All exceed the standard values specified by the industry.
Example 2:
3-4, a high strength fiber pultruded pipe comprised of fibers impregnated with a thermoset matrix; the pultrusion pipeline comprises a fiber integral layer 1 with an annular cross section, wherein the fiber integral layer 1 is warp and weft glass fiber cloth I11, overlapped seams are arranged at the joints of the warp and weft glass fiber cloth I11, and the width of each seam is more than one tenth of the perimeter of a pultrusion pipeline. A plurality of radial-distributed fiber yarns 2 are arranged around the outer side of the warp and weft glass fiber cloth I11; the radial distributed fiber yarns 2 are uniformly distributed and are fully paved on the outer side of the warp and weft glass fiber cloth I11. The outer sides of the radial fiber yarns 2 are respectively provided with winding layers, and in each winding layer, the glass fiber wound by the winding layer is more than one and a half circles in any section of 8 mm cut along the radial direction. The outer side of the winding layer is provided with a reinforcing layer 4, and the reinforcing layer 4 of the embodiment adopts a woven fiber outer layer 42; the woven fiber outer layer 42 includes a plurality of sets of radially disposed fibers a421, and fibers B422 and fibers C423 woven around the fibers a 421; each set of radially disposed fibers a421 in this example is 2. The fiber A421 is convex along the radial direction, so that the compressive strength of the pipeline in the radial direction is enhanced, and the surface of the pipe body is formed into a spaced convex shape, so that a stress area is formed when the convex part is in physical contact with pressure, and the part which is not convex becomes a pressure release area, so that the stress strength of the pipeline is improved.
The winding layers comprise a forward winding fiber layer 31 and a reverse winding fiber layer 32, the forward winding fiber layer 31 is parallel to the winding fibers and forms an included angle α with a vertical line perpendicular to the horizontal line, and the reverse winding fiber layer 32 is parallel to the winding fibers and forms an included angle β with a vertical line perpendicular to the horizontal line, and the included angle α is the same as the included angle β.
In this embodiment, polyester resin or epoxy resin or phenolic resin is used for the dip-dyed thermosetting matrix. The warp and weft glass fiber cloth is provided by Taizhou Yuguan composite material company and has the model number of 400g, 200mm, 8 kg. The outer layer of the woven fiber is made of a flexible organic fiber material, and the flexible organic fiber material is glass fiber, polyester fiber, polyamide fiber, carbon fiber or aramid fiber; the fiber filaments, the fiber A and the winding layer which are distributed in the radial direction adopt glass fiber or basalt fiber or carbon fiber.
The tensile strength of the pultruded pipeline in this example: 216 MPa; tensile strength after immersion: 180 MPa; babbitt hardness: 40; ring stiffness (5%): 59 MPa; bending load heat distortion temperature: 183 MPa; and the drop hammer impact test is qualified. All exceed the standard values specified by the industry.
Example 3:
5-6, a high strength fiber pultruded pipe comprised of fibers impregnated with a thermoset matrix; the fiber integral layer 1 with a ring-shaped cross section is included, in the embodiment, the fiber integral layer 1 adopts a woven fiber inner layer 12, and the woven fiber inner layer 12 comprises glass fibers E121 and glass fibers F122 which are woven along the radial direction. A plurality of radially distributed fiber filaments 2 are arranged around the outer side of the woven fiber inner layer 12; the radially distributed fiber filaments 2 are uniformly distributed and spread over the outer side of the woven fiber inner layer 12. The outer sides of the radial fiber yarns 2 are respectively provided with winding layers, and in each winding layer, the glass fiber wound by the winding layer is more than one and a half circles in any section of 8 mm cut along the radial direction. The outer side of the winding layer is provided with a reinforcing layer, and the reinforcing layer of the embodiment adopts a warp and weft fiberglass cloth II 41 wrapped on the outer side of the winding layer; the joints of the warp and weft fiberglass cloth 41 adopted at the outer side are provided with overlapped seams, and the width of the seams is more than one tenth of the perimeter of the pipeline.
The winding layers comprise a forward winding fiber layer 31 and a reverse winding fiber layer 32, the forward winding fiber layer 31 is parallel to the winding fibers and forms an included angle α with a vertical line perpendicular to the horizontal line, and the reverse winding fiber layer 32 is parallel to the winding fibers and forms an included angle β with a vertical line perpendicular to the horizontal line, and the included angle α is the same as the included angle β.
In this embodiment, polyester resin or epoxy resin or phenolic resin is used for the dip-dyed thermosetting matrix. The warp and weft glass fiber cloth is provided by Taizhou Yuguan composite material company and has the model number of 400g, 200mm, 8 kg. The inner layer of the woven fiber is made of a flexible organic fiber material, and the flexible organic fiber material is glass fiber, polyester fiber, polyamide fiber, carbon fiber or aramid fiber; the fiber wires and the winding layers which are distributed in the radial direction adopt glass fibers or basalt fibers or carbon fibers.
The tensile strength of the pultruded pipeline in this example: 222 MPa; tensile strength after immersion: 185 MPa; babbitt hardness: 42; ring stiffness (5%): 62 MPa; bending load heat distortion temperature: 190 MPa; and the drop hammer impact test is qualified. All exceed the standard values specified by the industry.
Claims (10)
1. A high strength fiber pultruded pipeline comprised of fibers impregnated with a thermoset matrix; the method is characterized in that: the fiber integrated layer comprises a fiber integrated layer (1) with an annular section, wherein a plurality of radially distributed fiber yarns (2) are arranged around the outer side of the fiber integrated layer (1); winding layers are respectively arranged on the outer sides of the radially distributed fiber yarns (2), and reinforcing layers (4) are arranged on the outer sides of the winding layers; the winding layers comprise a forward winding fiber layer (31) and a reverse winding fiber layer (32).
2. A high strength fiber pultruded pipeline according to claim 1, wherein: the fiber integral layer (1) and the reinforcing layer (4) adopt warp and weft glass fiber cloth.
3. A high strength fiber pultruded pipeline according to claim 1, wherein: the fiber integral layer (1) adopts warp and weft glass fiber cloth I (11), and the reinforcing layer (4) adopts a woven fiber outer layer (42); the woven fiber outer layer (42) comprises a plurality of sets of radially disposed fibers A (421), and fibers B (422) and fibers C (423) woven around the fibers A (421); each set of radially disposed fibers a (421) is greater than 1.
4. A high strength fiber pultruded pipeline according to claim 3, wherein: the fiber integral layer (1) adopts a woven fiber inner layer (12), and the reinforcing layer (4) adopts a warp and weft glass fiber cloth II (41); the woven fiber inner layer (12) includes fibers E (121) and fibers F (122) woven in a radial direction.
5. A high strength pultruded pipeline according to any of claims 2 to 4, characterized in that: and overlapped seams are arranged at the joints of the warp and weft glass fiber cloth, and the width of each seam is more than or equal to one tenth of the circumference of the pipeline.
6. A high strength fiber pultruded pipeline according to any of claims 1-4, characterized in that said forward wound fiber layers (31) are parallel to each other and form an angle α with the vertical line perpendicular to the horizontal, and said reverse wound fiber layers (32) are parallel to each other and form an angle β with the vertical line perpendicular to the horizontal.
7. The pultruded pipeline of claim 6, wherein said included angle α is substantially the same as included angle β.
8. A high strength pultruded pipeline according to any of claims 1 to 4, characterized in that: the winding layer is wound by more than one and a half circles of glass fiber in any section of 8 mm cut along the radial direction.
9. A high strength pultruded pipeline according to any of claims 1 to 4, characterized in that: the dip-dyed thermosetting matrix adopts polyester resin or epoxy resin or phenolic resin.
10. A high strength fiber pultruded pipeline according to claim 4, wherein: the outer layer and the inner layer of the woven fiber are made of flexible organic fiber materials, and the flexible organic fiber materials are glass fibers, polyester fibers, polyamide fibers, carbon fibers or aramid fibers; the radially distributed fiber filaments, the fiber A and the winding layer are made of glass fibers or basalt fibers or carbon fibers.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920490828 | 2019-04-12 | ||
| CN2019204908288 | 2019-04-12 |
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| CN210436722U true CN210436722U (en) | 2020-05-01 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239154A (en) * | 2019-04-12 | 2019-09-17 | 江苏华盟新型材料科技有限公司 | A kind of high strength fibre pultrusion pipeline |
| CN115366446A (en) * | 2022-07-29 | 2022-11-22 | 辽宁石油化工大学 | Pultrusion and winding combined manufacturing process and equipment for improving annular rigidity of circular pipe |
-
2019
- 2019-07-18 CN CN201921132660.XU patent/CN210436722U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110239154A (en) * | 2019-04-12 | 2019-09-17 | 江苏华盟新型材料科技有限公司 | A kind of high strength fibre pultrusion pipeline |
| CN110239154B (en) * | 2019-04-12 | 2023-12-15 | 江苏华盟新型材料科技有限公司 | High-strength fiber pultrusion pipeline |
| CN115366446A (en) * | 2022-07-29 | 2022-11-22 | 辽宁石油化工大学 | Pultrusion and winding combined manufacturing process and equipment for improving annular rigidity of circular pipe |
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| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JIANGSU DEBANG SANITARY PRODUCTS Co.,Ltd. Assignor: JIANGSU HUAMENG NEW MATERIAL TECHNOLOGY Co.,Ltd. Contract record no.: X2021980012828 Denomination of utility model: A high strength fiber pultruded pipe Granted publication date: 20200501 License type: Common License Record date: 20211123 |
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| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: JINHU THREEWOOD MACHINERY INDUSTRY Co.,Ltd. Assignor: JIANGSU HUAMENG NEW MATERIAL TECHNOLOGY Co.,Ltd. Contract record no.: X2023980049562 Denomination of utility model: A high-strength fiber extruded pipeline Granted publication date: 20200501 License type: Common License Record date: 20231206 |
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| EE01 | Entry into force of recordation of patent licensing contract |