CN114074444A - Production method of bamboo-wound composite material pipeline - Google Patents
Production method of bamboo-wound composite material pipeline Download PDFInfo
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- CN114074444A CN114074444A CN202111307331.6A CN202111307331A CN114074444A CN 114074444 A CN114074444 A CN 114074444A CN 202111307331 A CN202111307331 A CN 202111307331A CN 114074444 A CN114074444 A CN 114074444A
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- 239000002131 composite material Substances 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000010410 layer Substances 0.000 claims abstract description 225
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 167
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 167
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 167
- 241001330002 Bambuseae Species 0.000 claims abstract description 162
- 239000011425 bamboo Substances 0.000 claims abstract description 162
- 239000000835 fiber Substances 0.000 claims abstract description 123
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 42
- 239000000853 adhesive Substances 0.000 claims abstract description 24
- 230000001070 adhesive effect Effects 0.000 claims abstract description 24
- 239000003822 epoxy resin Substances 0.000 claims abstract description 23
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 23
- 239000011241 protective layer Substances 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 6
- 239000011347 resin Substances 0.000 claims abstract description 6
- 241000209128 Bambusa Species 0.000 claims abstract description 5
- 238000009941 weaving Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 38
- 238000002791 soaking Methods 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000010411 cooking Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 238000009960 carding Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a production method of a bamboo-wound composite material pipeline, which comprises the following steps: s101: firstly, making bamboos into coarse bamboo fibers, then weaving the coarse bamboo fibers into bamboo fiber tapes, and dividing the bamboo fiber tapes into a first bamboo fiber tape layer and a second bamboo fiber tape layer for subsequent use; s102: pouring the melted resin into a mold to manufacture an inner liner; according to the invention, the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are sequentially wrapped and bonded on the outer wall of the inner village layer through the epoxy resin adhesive, the first bamboo fiber belt layer and the second bamboo fiber belt layer are isolated through the reinforcing layer, the bonding strength between the first bamboo fiber belt layer and the second bamboo fiber belt layer is improved through the reinforcing layer, when the external environment changes greatly, the first bamboo fiber belt layer and the second bamboo fiber belt layer on the surface of the inner village layer are prevented from falling off, and the service life of the bamboo wound composite material pipeline is prolonged.
Description
Technical Field
The invention relates to the technical field of bamboo-wound composite material pipelines, in particular to a production method of a bamboo-wound composite material pipeline.
Background
The bamboo-wound composite material pipeline is a novel environment-friendly product which is processed and formed by using bamboo as a base material and resin as an adhesive in a winding process mode, has strong pressure-bearing, shock-resistant and anti-settling capacities, good corrosion resistance, extremely high deformation resistance and low comprehensive manufacturing cost, can be widely used for replacing high-pollution and high-energy-consumption materials such as steel, cement, plastics and the like, and is a novel product which is extremely representative at the current world science and technology front.
The existing bamboo-wound composite pipeline is formed by directly wrapping and winding a bamboo fiber belt on the outer wall of an inner village layer, and the bamboo fiber belt layer is easy to fall off from the outer wall of the inner village layer due to the change of an external environment, so that the service life of the bamboo-wound composite pipeline is shortened.
Disclosure of Invention
The invention aims to provide a production method of a bamboo-wound composite material pipeline, which aims to solve the problem of long sealing test time of a battery pack.
In order to achieve the purpose, the invention provides the following technical scheme: a production method of a bamboo-wound composite material pipeline comprises the following steps:
s101: firstly, making bamboos into coarse bamboo fibers, then weaving the coarse bamboo fibers into bamboo fiber tapes, and dividing the bamboo fiber tapes into a first bamboo fiber tape layer and a second bamboo fiber tape layer for subsequent use;
s102: pouring the melted resin into a mold to manufacture an inner liner;
s103: uniformly coating a layer of epoxy resin adhesive on the surface of the lining layer, and then alternately bonding and wrapping the first bamboo fiber tape layer on the outer wall of the lining layer;
s104: uniformly coating a layer of epoxy resin adhesive on the surface of the first bamboo fiber belt layer, and then bonding and wrapping the reinforcing layer on the outer wall of the first bamboo fiber belt layer;
s105: uniformly coating a layer of epoxy resin adhesive on the surface of the reinforcing layer, and then alternately bonding and wrapping the second bamboo fiber belt layer on the outer wall of the reinforcing layer;
s106: uniformly coating a layer of epoxy resin adhesive on the surface of the second bamboo fiber belt layer, and then bonding and wrapping the outer protective layer on the outer wall of the second bamboo fiber belt layer;
s107: after the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are sequentially wrapped and bonded, heating for 10-15 minutes at the temperature of 80-90 ℃, and then recovering to normal temperature at the normal temperature, so that the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are bonded through epoxy resin adhesives, and the bamboo winding composite material pipeline is obtained.
In step S101, the preparation method of the coarse bamboo fiber includes the following steps:
s1.1, soaking: cutting a bamboo into two halves or punching a hole from the center to obtain a semicircular bamboo material or a hollow bamboo material which is used as a pretreatment material, and soaking the pretreatment material in water for 12-48 h to obtain the soaked bamboo material;
s1.2, brooming: the bamboo material obtained in the step S3.1 after soaking is put into a brooming machine to be broomed for 3 times, and flat bamboo material is obtained;
s1.3, softening: soaking the flattened bamboo material obtained in the step S3.2 in a softening solution for 1-3 h at normal temperature, then continuously soaking the flattened bamboo material in the softening solution, heating to 70 ℃, and preserving heat for 30min to obtain softened bamboo material;
s1.4, opening treatment: washing the softened bamboo obtained in S3.3 with water, carding, and splitting to obtain coarse bamboo fibers;
s1.5, soaking the crude bamboo fiber obtained in the S3.4 in a cooking solution at the temperature of 100 ℃, and cooking for 30-80 min to obtain the cooked crude bamboo fiber.
Wherein, the bamboo material after soaking is put into a brooming machine to broome for 3 times, which respectively comprises the following steps: the 1 st brooming under the condition of the brooming interdental space of 5 mm-8 mm, and the 2 nd and 3 rd brooming under the condition of the brooming interdental space of 3 mm-4 mm.
In step S103, the first bamboo fiber tape layer includes a first inner layer and a first outer layer, the first inner layer is wound around the outer wall of the inner liner layer at an angle of 45 degrees, the first outer layer is wound around the outer wall of the inner liner layer at an angle of 135 degrees, and the first inner layer and the first outer layer are cross-wound and bonded to the outer wall of the inner liner layer.
In step S104, the reinforcing layer is made of a rubber material, first protrusions are uniformly formed on the inner wall of the reinforcing layer, and second protrusions are uniformly formed on the outer wall of the reinforcing layer.
In step S105, the second bamboo fiber tape layer includes a second inner layer and a second outer layer, the second inner layer is wound around the outer wall of the inner layer at an angle of 45 degrees, the second outer layer is wound around the outer wall of the inner layer at an angle of 135 degrees, and the second inner layer and the second outer layer are cross-wound and bonded to the outer wall of the reinforcing layer.
In step S106, the outer sheath is made of a polyethylene composite pipe.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are sequentially wrapped and bonded on the outer wall of the inner village layer through the epoxy resin adhesive, the first bamboo fiber belt layer and the second bamboo fiber belt layer are isolated through the reinforcing layer, the bonding strength between the first bamboo fiber belt layer and the second bamboo fiber belt layer is improved through the reinforcing layer, when the external environment changes greatly, the first bamboo fiber belt layer and the second bamboo fiber belt layer on the surface of the inner village layer are prevented from falling off, and the service life of the bamboo wound composite material pipeline is prolonged.
Drawings
FIG. 1 is a schematic cross-sectional front view of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
fig. 3 is a schematic view of a first bamboo fiber tape layer winding structure according to the present invention.
In the figure: 10. an inner village layer; 20. a first layer of bamboo fibre tape; 30. a reinforcing layer; 31. a first protrusion; 32. a second protrusion; 40. a second layer of bamboo fibre tape; 50. an outer jacket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In an embodiment, referring to fig. 1-3, the present invention provides a technical solution: a production method of a bamboo-wound composite material pipeline comprises the following steps:
s101: firstly, making bamboos into coarse bamboo fibers, then weaving the coarse bamboo fibers into bamboo fiber tapes, and dividing the bamboo fiber tapes into a first bamboo fiber tape layer 20 and a second bamboo fiber tape layer 40 for subsequent use;
s102: pouring the melted resin into a mold to manufacture the lining layer 10;
s103: uniformly coating a layer of epoxy resin adhesive on the surface of the lining layer 10, and then alternately bonding and wrapping the first bamboo fiber tape layer 20 on the outer wall of the lining layer 10;
s104: uniformly coating a layer of epoxy resin adhesive on the surface of the first bamboo fiber belt layer 20, and then bonding and wrapping the reinforcing layer 30 on the outer wall of the first bamboo fiber belt layer 20;
s105: uniformly coating a layer of epoxy resin adhesive on the surface of the reinforcing layer 30, and then alternately bonding and wrapping the second bamboo fiber belt layer 40 on the outer wall of the reinforcing layer 30;
s106: uniformly coating a layer of epoxy resin adhesive on the surface of the second bamboo fiber belt layer 40, and then bonding and wrapping the outer protective layer 50 on the outer wall of the second bamboo fiber belt layer 40;
s107: after the first bamboo fiber belt layer 20, the reinforcing layer 30, the second bamboo fiber belt layer 40 and the outer protective layer 50 are sequentially wrapped and bonded, heating the bamboo fiber belt layer at 80-90 ℃ for 10-15 minutes, and then recovering to normal temperature under the normal temperature condition, so that the first bamboo fiber belt layer 20, the reinforcing layer 30, the second bamboo fiber belt layer 40 and the outer protective layer 50 are bonded through epoxy resin adhesives, and the bamboo-wound composite material pipeline is obtained.
In step S101, the preparation method of the coarse bamboo fiber includes the following steps:
s1.1, soaking: cutting a bamboo into two halves or punching a hole from the center to obtain a semicircular bamboo material or a hollow bamboo material which is used as a pretreatment material, and soaking the pretreatment material in water for 12-48 h to obtain the soaked bamboo material;
s1.2, brooming: the bamboo material obtained in the step S3.1 after soaking is put into a brooming machine to be broomed for 3 times, and flat bamboo material is obtained;
s1.3, softening: soaking the flattened bamboo material obtained in the step S3.2 in a softening solution for 1-3 h at normal temperature, then continuously soaking the flattened bamboo material in the softening solution, heating to 70 ℃, and preserving heat for 30min to obtain softened bamboo material;
s1.4, opening treatment: washing the softened bamboo obtained in S3.3 with water, carding, and splitting to obtain coarse bamboo fibers;
s1.5, soaking the crude bamboo fiber obtained in the S3.4 in a cooking solution at the temperature of 100 ℃, and cooking for 30-80 min to obtain the cooked crude bamboo fiber.
Wherein, the bamboo material after soaking is put into a brooming machine to broome for 3 times respectively: the 1 st brooming under the condition of the brooming interdental space of 5 mm-8 mm, and the 2 nd and 3 rd brooming under the condition of the brooming interdental space of 3 mm-4 mm.
In step S103, the first bamboo fiber tape layer includes a first inner layer and a first outer layer, the first inner layer is wound in the 45 degree direction on the outer wall of the inner layer, the first outer layer is wound in the 135 degree direction on the outer wall of the inner layer, the first inner layer and the first outer layer are cross-wound and bonded on the outer wall of the village layer 10, and the first inner layer and the first outer layer are cross-wound on the outer wall of the village layer 10, so that the strength of the first bamboo fiber tape layer 20 is improved.
In step S104, the reinforcing layer 30 is made of a rubber material, the inner wall of the reinforcing layer 30 is uniformly provided with first protrusions 31, the outer wall of the reinforcing layer 30 is uniformly provided with second protrusions 32, and the contact area of the epoxy resin adhesive between the inner wall of the reinforcing layer 30 and the outer wall of the first bamboo fiber band layer 20 is increased by arranging the first protrusions 31 on the inner wall of the reinforcing layer 30, so that the bonding strength of the reinforcing layer 30 on the surface of the first bamboo fiber band layer 20 is improved; the second protrusion 32 is arranged on the outer wall of the reinforcing layer 30, so that the contact area of the epoxy resin adhesive between the outer wall of the reinforcing layer 30 and the inner wall of the second bamboo fiber belt layer 40 is increased, and the bonding strength of the reinforcing layer 30 on the surface of the second bamboo fiber belt layer 40 is improved.
In step S105, the second bamboo fiber tape layer includes a second inner layer and a second outer layer, the second inner layer is wound around the outer wall of the inner layer at an angle of 45 degrees, the second outer layer is wound around the outer wall of the inner layer at an angle of 135 degrees, and the second inner layer and the second outer layer are wound and bonded to the outer wall of the reinforcing layer 30 in a crossed manner; the second inner layer and the second outer layer are wound on the outer wall of the reinforcing layer 30 in a crossed manner, so that the strength of the second bamboo fiber belt layer 40 is improved.
In step S106, the outer sheath is made of a polyethylene composite pipe.
The comparison example provides a technical scheme that: a production method of a bamboo-wound composite material pipeline comprises the following steps:
s101: firstly, making bamboos into coarse bamboo fibers, then weaving the coarse bamboo fibers into bamboo fiber tapes, and dividing the bamboo fiber tapes into a first bamboo fiber tape layer 20 and a second bamboo fiber tape layer 40 for subsequent use;
s102: pouring the melted resin into a mold to manufacture the lining layer 10;
s103: uniformly coating a layer of epoxy resin adhesive on the surface of the lining layer 10, and then alternately bonding and wrapping the first bamboo fiber tape layer 20 on the outer wall of the lining layer 10;
s104: uniformly coating a layer of epoxy resin adhesive on the surface of the first bamboo fiber belt layer 20, and then alternately bonding and wrapping the second bamboo fiber belt layer 40 on the outer wall of the reinforcing layer 30;
s105: uniformly coating a layer of epoxy resin adhesive on the surface of the second bamboo fiber belt layer 40, and then bonding and wrapping the outer protective layer 50 on the outer wall of the second bamboo fiber belt layer 40;
s106: after the first bamboo fiber tape layer 20, the second bamboo fiber tape layer 40 and the outer protective layer 50 are sequentially wrapped and bonded, heating for 10-15 minutes at the temperature of 80-90 ℃, and then recovering to normal temperature at the normal temperature, so that the first bamboo fiber tape layer 20, the second bamboo fiber tape layer 40 and the outer protective layer 50 are bonded through epoxy resin adhesives, and the bamboo-wound composite material pipeline is obtained.
In the experimental example, the influence of temperature on the strength of the bamboo-wound composite material pipeline is detected;
selecting 12 meters of bamboo-wound composite material pipelines prepared by the method, dividing the pipelines into 3 equal parts, and respectively marking the 3 equal parts as a group A, a group B and a group C; selecting 12 m of bamboo-wound composite material pipelines prepared according to a comparative example, dividing the pipelines into 3 equal parts, and respectively marking the 3 equal parts as a group a, a group b and a group c;
performing pressure tests on the group A and the group a at normal temperature to obtain the pressure which can be borne by the group A and the group a; heating the group B and the group B to 60 ℃, and then performing a pressure test to obtain the pressure which can be borne by the group B and the group B; after heating the C group and the C group to 90 ℃, the pressure tests were carried out to obtain the pressure that the C group and the C group can bear, and the following table is recorded.
As can be seen from the table above, the compressive strength of the bamboo-wound composite material pipeline prepared by the invention is less influenced by temperature; the compressive strength of the bamboo-wound composite material pipeline prepared in the comparative example is greatly influenced by temperature, and after the temperature is increased, the compressive strength of the bamboo-wound composite material pipeline prepared in the comparative example is gradually reduced.
To sum up, wrap up first bamboo fibre band layer 20, enhancement layer 30, second bamboo fibre band layer 40 and outer jacket 50 in proper order through the epoxy adhesive and bond at interior village layer 10 outer wall, and keep apart first bamboo fibre band layer 20 and second bamboo fibre band layer 40 through enhancement layer 30, improved the bonding strength between first bamboo fibre band layer 20 and the second bamboo fibre band layer 40 through enhancement layer 30, when external environment changes greatly, avoid interior village layer 10 surface first bamboo fibre band layer 20 and second bamboo fibre band layer 40 to drop, the life of bamboo winding combined material pipeline has been improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The production method of the bamboo-wound composite material pipeline is characterized by comprising the following steps of:
s101: firstly, making bamboos into coarse bamboo fibers, then weaving the coarse bamboo fibers into bamboo fiber tapes, and dividing the bamboo fiber tapes into a first bamboo fiber tape layer and a second bamboo fiber tape layer for subsequent use;
s102: pouring the melted resin into a mold to manufacture an inner liner;
s103: uniformly coating a layer of epoxy resin adhesive on the surface of the lining layer, and then alternately bonding and wrapping the first bamboo fiber tape layer on the outer wall of the lining layer;
s104: uniformly coating a layer of epoxy resin adhesive on the surface of the first bamboo fiber belt layer, and then bonding and wrapping the reinforcing layer on the outer wall of the first bamboo fiber belt layer;
s105: uniformly coating a layer of epoxy resin adhesive on the surface of the reinforcing layer, and then alternately bonding and wrapping the second bamboo fiber belt layer on the outer wall of the reinforcing layer;
s106: uniformly coating a layer of epoxy resin adhesive on the surface of the second bamboo fiber belt layer, and then bonding and wrapping the outer protective layer on the outer wall of the second bamboo fiber belt layer;
s107: after the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are sequentially wrapped and bonded, heating for 10-15 minutes at the temperature of 80-90 ℃, and then recovering to normal temperature at the normal temperature, so that the first bamboo fiber belt layer, the reinforcing layer, the second bamboo fiber belt layer and the outer protective layer are bonded through epoxy resin adhesives, and the bamboo winding composite material pipeline is obtained.
2. The method for producing a bamboo-wrapped composite pipe according to claim 1, characterized in that: in step S101, the preparation method of the coarse bamboo fiber includes the steps of:
s1.1, soaking: cutting a bamboo into two halves or punching a hole from the center to obtain a semicircular bamboo material or a hollow bamboo material which is used as a pretreatment material, and soaking the pretreatment material in water for 12-48 h to obtain the soaked bamboo material;
s1.2, brooming: the bamboo material obtained in the step S3.1 after soaking is put into a brooming machine to be broomed for 3 times, and flat bamboo material is obtained;
s1.3, softening: soaking the flattened bamboo material obtained in the step S3.2 in a softening solution for 1-3 h at normal temperature, then continuously soaking the flattened bamboo material in the softening solution, heating to 70 ℃, and preserving heat for 30min to obtain softened bamboo material;
s1.4, opening treatment: washing the softened bamboo obtained in S3.3 with water, carding, and splitting to obtain coarse bamboo fibers;
s1.5, soaking the crude bamboo fiber obtained in the S3.4 in a cooking solution at the temperature of 100 ℃, and cooking for 30-80 min to obtain the cooked crude bamboo fiber.
3. A method of producing a bamboo-wrapped composite pipe as claimed in claim 2, wherein: the bamboo after soaking is put into a brooming machine to be broomed for 3 times, which respectively comprises the following steps: the 1 st brooming under the condition of the brooming interdental space of 5 mm-8 mm, and the 2 nd and 3 rd brooming under the condition of the brooming interdental space of 3 mm-4 mm.
4. A method of producing a bamboo-wrapped composite pipe as claimed in claim 3, wherein: in step S103, the first bamboo fiber tape layer includes a first inner layer and a first outer layer, the first inner layer is wound around the outer wall of the inner layer at an angle of 45 degrees, the first outer layer is wound around the outer wall of the inner layer at an angle of 135 degrees, and the first inner layer and the first outer layer are cross-wound and bonded to the outer wall of the inner layer.
5. A method of producing a bamboo-wrapped composite pipe as claimed in claim 4, wherein: in step S104, the reinforcing layer is made of a rubber material, first protrusions are uniformly formed on the inner wall of the reinforcing layer, and second protrusions are uniformly formed on the outer wall of the reinforcing layer.
6. A method of producing a bamboo-wrapped composite pipe as claimed in claim 5, wherein: in step S105, the second bamboo fiber band layer includes a second inner layer and a second outer layer, the second inner layer is wound around the outer wall of the inner layer at an angle of 45 degrees, the second outer layer is wound around the outer wall of the inner layer at an angle of 135 degrees, and the second inner layer and the second outer layer are cross-wound and bonded to the outer wall of the reinforcing layer.
7. The method for producing a bamboo-wrapped composite pipe according to claim 6, characterized in that: in step S106, the outer sheath is made of a polyethylene composite pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111307331.6A CN114074444A (en) | 2021-11-05 | 2021-11-05 | Production method of bamboo-wound composite material pipeline |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111307331.6A CN114074444A (en) | 2021-11-05 | 2021-11-05 | Production method of bamboo-wound composite material pipeline |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006308104A (en) * | 2006-06-05 | 2006-11-09 | Bridgestone Corp | Composite hose |
| CN206419617U (en) * | 2017-01-19 | 2017-08-18 | 王小催 | A kind of corrosion resistant bamboo coiled composite tube |
| CN108278424A (en) * | 2018-02-09 | 2018-07-13 | 安徽华奇管业有限公司 | A kind of resistance to bean curd stick of antibacterial with bell socket winds composite pressure pipe |
-
2021
- 2021-11-05 CN CN202111307331.6A patent/CN114074444A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006308104A (en) * | 2006-06-05 | 2006-11-09 | Bridgestone Corp | Composite hose |
| CN206419617U (en) * | 2017-01-19 | 2017-08-18 | 王小催 | A kind of corrosion resistant bamboo coiled composite tube |
| CN108278424A (en) * | 2018-02-09 | 2018-07-13 | 安徽华奇管业有限公司 | A kind of resistance to bean curd stick of antibacterial with bell socket winds composite pressure pipe |
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Application publication date: 20220222 |