CN114132012A - Environment-friendly material core material modularized assembled pipeline and manufacturing method thereof - Google Patents

Environment-friendly material core material modularized assembled pipeline and manufacturing method thereof Download PDF

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Publication number
CN114132012A
CN114132012A CN202111488445.5A CN202111488445A CN114132012A CN 114132012 A CN114132012 A CN 114132012A CN 202111488445 A CN202111488445 A CN 202111488445A CN 114132012 A CN114132012 A CN 114132012A
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China
Prior art keywords
layer
core material
core
environment
pipeline
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CN202111488445.5A
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Chinese (zh)
Inventor
曹继生
曹正
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Suzhou Zhengyibing Nano Environmental Protection Technology Co ltd
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Suzhou Zhengyibing Nano Environmental Protection Technology Co ltd
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Priority to CN202111488445.5A priority Critical patent/CN114132012A/en
Publication of CN114132012A publication Critical patent/CN114132012A/en
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    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/10—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/08—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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    • B32—LAYERED PRODUCTS
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    • B32B9/041—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B9/045—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/04—Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L59/00—Thermal insulation in general
    • F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention provides an environment-friendly material core material modularized assembled pipeline and a manufacturing method thereof, wherein the pipeline comprises a pipeline body, the pipeline body at least comprises a core material layer, the core material layer comprises at least two environment-friendly layers and at least one reinforcing layer, and a reinforcing layer is arranged between two adjacent environment-friendly layers; the core material layer further comprises a functional layer, and the functional layer is arranged on the innermost layer and/or the outermost layer of the core material layer; and the core material layer is spliced by at least two core material module splicing pieces along the side seam, and the material of the core material module splicing pieces corresponds to the material of each layer of the core material layer. The pipeline body is pieced together through core module piece, and core module piece can promote the advantage of storage space and transportation space's utilization efficiency for modularization foundation member. Compared with the traditional pipeline made of a single material, the environment-friendly material core material modularized assembled pipeline disclosed by the invention is mainly made of the environment-friendly layer, is compounded with materials of the reinforcing layer and the functional layer, has physical properties, chemical properties and environment-friendly performance, is multifunctional and has good applicability.

Description

Environment-friendly material core material modularized assembled pipeline and manufacturing method thereof
Technical Field
The invention relates to the field of manufacturing of bamboo-wood composite pipelines, in particular to an environment-friendly material core material modularized assembled pipeline and a manufacturing method thereof.
Background
The existing gas-liquid conveying pipeline is mostly made of single plastic materials or metal materials, on one hand, the material environmental protection performance is poor, and on the other hand, the physical properties (such as compression resistance and tensile resistance) and the chemical properties (such as corrosion resistance) of the pipeline are single.
The prior patent application with the publication number of CN 1453109A discloses a wood pipe product and a production method thereof, and the wood pipe product mainly utilizes the good support performance of the wood pipe, so that the application scenes of the wood pipe product are decoration engineering, furniture manufacturing, sunlight greenhouse, construction support, scaffolds and the like. The application direction of pipeline transportation is not involved, and the production method is that the pipe body is wound and bonded on a high-temperature mould core to form a pipe body as shown in figure 1 (figure 5 in the patent specification of the invention), a plurality of connecting inclined seams 3 are formed on the side surface of the pipe body, so that the strength of radial bearing force of the pipe body is influenced, and the pipe body is easy to crack at the connecting inclined seams 3 when being transversely installed. Therefore, the application direction of the wood pipe is mainly axial force bearing in a vertical state, and the wood pipe cannot be applied to a transport pipeline arranged vertically and horizontally.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the environment-friendly material core material modularized assembled pipeline which has good physical and mechanical properties, improves the radial bearing performance, gives consideration to physical properties, chemical properties and environmental protection performance, has functional diversity and good use adaptability.
In order to achieve the purpose, the invention is realized by the following technical scheme: an environmental protection material core material modularization splicing pipeline comprises: the pipeline comprises a pipeline body, wherein the pipeline body at least comprises a core material layer, the core material layer comprises at least two environmental protection layers and at least one reinforcing layer, and a reinforcing layer is arranged between two adjacent environmental protection layers; the core material layer further comprises a functional layer, and the functional layer is arranged on the innermost layer and/or the outermost layer of the core material layer; and the core material layer is spliced by at least two core material module splicing pieces along the side seam, and the material of the core material module splicing pieces corresponds to the material of each layer of the core material layer.
In the device, at least two core module pieces are attached along the side edge to form a hollow tube shape corresponding to the shape of the pipeline, so that the standard basic splicing piece for the environment-friendly material core modular spliced pipeline is formed. Also, the duct body may be radially stacked by multiple core layers. On one hand, compared with the pipe fitting manufactured by winding the high-temperature mold core in the background technology, the pipe fitting has good mechanical performance, especially in the aspect of radial bearing; on the other hand, the core material module assembly has good manufacturing process adaptability and can be suitable for the mould pressing process of wood or bamboo sheets. Has the advantages of low manufacturing cost and good economy. The pipeline body is pieced together through core module piece, and core module piece can promote the advantage of storage space and transportation space's utilization efficiency for modularization foundation member. Compared with the traditional pipeline made of a single material, the environment-friendly material core material modularized assembled pipeline provided by the invention mainly comprises the environment-friendly layer, is compounded with materials of the reinforcing layer and the functional layer, can give consideration to physical properties, chemical properties and environment-friendly performance, and has functional diversity and good applicability.
Furthermore, pipeline is assembled to environmental protection material core modularization, the environmental protection layer material be bamboo and/or wood. As the preferred scheme of the invention, bamboo and/or wood are used as the main materials of the pipeline body and the core material layer, and the bamboo and wood materials have the advantages of light weight, environmental protection and low cost, and naturally have the advantage of toughness and mechanical property. Further, the base performance in which rigidity and flexibility are compatible can be obtained by the orthogonal arrangement of the directions of the fibers of the multilayer sheet.
Furthermore, the environment-friendly material core material modularization assembly pipeline comprises a reinforcing layer and at least one of functional materials such as glass fiber gridding cloth, a metal wire mesh, a metal sheet and carbon fiber gridding cloth. As a preferred scheme of the invention, the composite reinforced layer can improve the mechanical properties of the pipeline body such as compression resistance, tensile resistance and the like.
Further, pipeline is assembled to environmental protection material core modularization, functional layer material includes at least: one of functional materials such as glass fiber cloth, basalt mesh cloth, carbon fiber mesh cloth, aluminum foil, PET film, stainless steel film, steel wire mesh, paint and the like. As the optimal scheme of the invention, the performance of the pipeline body, such as water resistance, corrosion resistance, leakage resistance, heat preservation and the like, can be improved by using the functional layers at the outermost layer and the innermost layer of the pipeline body. The coating is preferably an inorganic fiber coating, the inorganic fiber coating belongs to an inorganic fiber spraying technology, and the corresponding functional spraying material can be used for adding functions of fire prevention, heat preservation and the like to functional layers of the inner wall and the outer wall of the pipe.
Furthermore, pipeline is assembled to environmental protection material core modularization, core module piece cross sectional shape's both sides concatenation edge is equipped with the stairstepping overlap joint portion. As a preferable scheme of the invention, the length of the seam in the radial direction is increased under the condition of a certain thickness, and the leakage prevention and the sealing performance are improved.
Furthermore, the pipeline is assembled to environmental protection material core material modularization, wear to be equipped with the fastener on a pair of stairstepping overlap joint portion of core material module piece of overlap joint each other. As a preferred embodiment of the present invention, the firmness of the seam connection is further enhanced by fasteners, preferably rivets or round tenons, to prevent cracking.
Further, pipeline is assembled to environmental protection material core modularization, the core material layer is 2 layers at least, and the side concatenation seam on two adjacent layers of core material layer staggers each other. In a preferred embodiment of the present invention, the seams in the circumferential direction of two adjacent core material layers do not overlap each other. The leakage resistance and the sealing performance of the whole pipeline body are improved.
Furthermore, pipeline is assembled to environmental protection material core modularization, the seam on the axial on two adjacent layers of core material layer staggers each other. In a preferred embodiment of the present invention, the seams in the axial direction of two adjacent core material layers do not overlap each other. The leakage resistance and the sealing performance of the whole pipeline body are improved.
The manufacturing method of the environment-friendly material core material modularized assembled pipeline comprises the following steps:
s1: cutting the sheet materials corresponding to the environment-friendly layers, the reinforcing layers and the functional layer materials in size;
s2: carrying out cold pressing/hot pressing on the layers of sheets sequentially overlapped by the gluing adhesives through a mold of the core module assembly to obtain the basic shape of the core module assembly;
s3: carrying out edge trimming processing and step-shaped lap joint processing on the core material module assembly by a machine tool to obtain core material module assemblies with various sizes and shapes;
s4: splicing all core module pieces corresponding to the innermost core layer on a core module shaft through an adhesive, and bonding in the circumferential direction and/or the axial direction, wherein the core module shaft corresponds to the hollow cavity of the pipeline body;
s5: pressing and shaping the innermost core material layer on a core mold shaft through at least two movable molds, wherein the shape of a mold cavity formed by the at least two movable molds corresponds to the outer contour of the innermost core material layer;
s6: and coating an adhesive on the outer side surface of the core material layer of the inner layer to perform splicing of the core material layer of the outer layer, and performing press forming by using a movable die adaptive to the size of the outer layer until the design requirement is obtained. As a preferable aspect of the present invention, when the seam splicing operation of the core material layer of the outer layer is performed in step 6, the seams in the circumferential direction and the axial direction are shifted from each other, that is, the seams between the layers do not overlap each other. The adhesive is polyurethane waterproof anticorrosive glue and/or fireproof polyurethane glue, and a film layer formed by the adhesive also belongs to the reinforcing layer and/or the functional layer.
Further, in the manufacturing method of the environment-friendly material core material modularized assembled pipeline, when the material of the functional layer includes paint, the functional layer is coated after S2 is completed.
Furthermore, according to the manufacturing method of the environment-friendly material core material modular assembled pipeline, after at least one layer 1 is pressed and shaped, a group of fasteners are driven into the mutually overlapped stepped overlapping parts of the mutually spliced core material module assemblies.
The technical scheme shows that the invention has the following beneficial effects:
the invention provides an environment-friendly material core material modularized assembled pipeline, wherein at least two core material module assemblies are attached along the side edge to form a hollow pipe shape corresponding to the shape of the pipeline, so that the environment-friendly material core material modularized assembled pipeline becomes a basic assembled standard component. Also, the duct body may be radially stacked by multiple core layers. On one hand, compared with the pipe fitting manufactured by winding the high-temperature mold core in the background technology, the pipe fitting has good mechanical performance, especially in the aspect of radial bearing; on the other hand, the core material module assembly has good manufacturing process adaptability and can be suitable for the mould pressing process of wood or bamboo sheets. Has the advantages of low manufacturing cost and good economy. The pipeline body is pieced together through core module piece, and core module piece can promote the advantage of storage space and transportation space's utilization efficiency for modularization foundation member. Compared with the traditional pipeline made of a single material, the environment-friendly material core material modularized assembled pipeline provided by the invention mainly comprises the environment-friendly layer, is compounded with materials of the reinforcing layer and the functional layer, can give consideration to physical properties, chemical properties and environment-friendly performance, and has functional diversity and good applicability.
Drawings
FIG. 1 is a drawing of FIG. 5 of the specification of the patent application publication No. CN 1453109A;
FIG. 2 is a schematic diagram of a three-dimensional structure of an environment-friendly material core material modularized assembled pipeline (a square frame-shaped pipe) according to the present invention;
fig. 3 is an exploded view (square tube) of a part of core material module assembly of the outer layer of the environment-friendly core material modular assembled pipeline according to the present invention;
FIG. 4 is a schematic structural diagram (square tube) of a cross section of an environment-friendly material core material modularized assembled pipeline according to the invention;
FIG. 5 is a schematic diagram (square tube) of the environment-friendly core material modular assembled pipeline of the present invention;
FIG. 6 is a schematic three-dimensional structure (circular tube) of an environment-friendly material core material modularized assembled pipeline according to the present invention;
fig. 7 is an exploded view (circular tube) of a part of core material module assembly of the outer layer of the environment-friendly core material modular assembled pipeline according to the invention;
fig. 8 is a schematic structural diagram (circular tube) of a cross section of an environment-friendly material core material modular assembled pipeline according to the invention;
FIG. 9 is a schematic diagram (circular tube) of the environment-friendly core material modular assembled pipeline of the present invention;
fig. 10 is a schematic view (square tube) of the core material module assembly of the environment-friendly core material modular assembled pipeline of the invention connected by a fastener.
Fig. 11 is a cross-sectional view (square tube) of the core material module assembly of the environment-friendly core material modular assembly pipeline of the invention, which is connected by a fastener.
In the figure: 102-a fastener; 101-a stepped strap; 22-moving mould; 21-mandrel shaft; 13-a functional layer; 12-a reinforcement layer; 11-an environmental protection layer; 10-core module pieces; 3-connecting the inclined seam; 1-a core material layer; 0-the pipe body.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
The environment-friendly material core material modularized assembled pipeline shown in fig. 2-4 comprises a pipeline body 0, wherein the cross section of the pipeline body 0 is in a square frame shape, the pipeline body 0 comprises 2 layers of core material layers 1, each core material layer 1 comprises 2 layers of environment- friendly layers 11 and 1 layer of reinforcing layers 12, and 1 layer of reinforcing layer 12 is arranged between the 2 layers of environment-friendly layers 11; the core material layer 1 further comprises a functional layer 13, and the functional layer 13 is arranged on the innermost layer of the core material layer 1 on the inner layer and the outermost layer of the core material layer 1 on the outer side; and 2 core material module pieces 10 are spliced along side seams in the circumferential direction of the core material layer 1, and the material of the core material module pieces 10 corresponds to the material of each layer of the core material layer 1. Stepped overlapping parts 101 are arranged on the splicing edges on the two sides of the cross section of the core material module assembly 10. Moreover, the side splicing seams of the 2 core material layers 1 are staggered; the seams in the axial direction of the 2 core layers 1 are offset from each other.
The environment-friendly layer 11 is made of bamboo and wood, and the reinforcing layer 12 is made of glass fiber gridding cloth. The outermost functional layer 13 is made of a stainless steel film, and the innermost functional layer 13 is made of a PET film.
The method for manufacturing the environment-friendly material core material modular assembled pipeline described in the embodiment shown in fig. 5 includes the following steps:
s1: cutting the sheet materials corresponding to the materials of the environment-friendly layer 11, the reinforcing layer 12 and the functional layer 13 into sizes;
s2: cold pressing the layers of sheets coated with the adhesive sequentially through a die of the core module piece 10 to obtain the basic shape of the core module piece 10;
s3: carrying out edging processing and stepped lapping part 101 processing on the core material module assembly 10 by a machine tool to obtain core material module assemblies 10 with various sizes and shapes;
s4: splicing all core material module pieces 10 corresponding to the innermost core material layer 1 on a core mold shaft 21 through an adhesive, and bonding in the circumferential direction and the axial direction, wherein the core mold shaft 21 corresponds to a hollow cavity of a pipeline body 0;
s5: pressing and shaping the innermost core material layer 1 on a core mold shaft 21 through 2 movable molds 22, wherein the shape of a mold cavity formed by at least two movable molds 22 corresponds to the outer contour of the innermost core material layer 1;
s6: and coating an adhesive on the outer side surface of the core material layer 1 on the inner layer to perform splicing of the core material layer 1 on the outer layer, and performing press forming by using a movable die 22 suitable for the size of the outer layer until the design requirement is obtained.
Based on the above structure, 2 core module pieces 10 are attached along the side edge to form a hollow tube shape corresponding to the shape of the pipeline body 0, and become the standard basic splicing piece of the environment-friendly material core modular splicing pipeline in the embodiment. Also, the pipe body 0 may be radially stacked by a plurality of core material layers 1. On one hand, the pipe body 0 has good mechanical property compared with the pipe fitting manufactured by winding the high-temperature mold core in the background technology, and particularly has the radial force bearing aspect; on the other hand, the core material module assembly 10 has good manufacturing process adaptability and can be suitable for the mould pressing process of wood or bamboo sheets. Has the advantages of low manufacturing cost and good economy. The pipeline body 0 is spliced by the core material module splicing pieces 10, and the core material module splicing pieces 10 are modularized basic pieces and can improve the utilization efficiency of the storage space and the transportation space. For the pipeline of traditional single material, for environmental protection layer 11 is given first place to environmental protection layer 11, has compounded enhancement layer 12 and functional layer 13's material, can compromise physical properties, chemical properties and environmental protection performance, functional diversity, it is good to use the suitability.
The bamboo and/or wood are/is used as the main materials of the pipeline body 0 and the core material layer 1, and the bamboo and wood materials have the advantages of light weight, environmental protection and low cost, and naturally have the advantage of toughness and mechanical property. Further, the base performance in which rigidity and flexibility are compatible can be obtained by the orthogonal arrangement of the directions of the fibers of the multilayer sheet. The composite reinforced layer 12 can improve the mechanical properties of the pipeline body 0 such as compression resistance, tensile resistance and the like. The functional layer 13 is used on the outermost layer and the innermost layer of the pipeline body 0, so that the performances of the pipeline body 0 such as water resistance, corrosion resistance, leakage resistance, heat preservation and the like can be improved.
Wherein, the side splicing seams of the two adjacent core material layers 1 and the axial seams are staggered mutually. I.e. the circumferential and axial seams of two adjacent core layers 1 do not overlap each other. The leakage prevention performance and the sealing performance of the whole pipeline body 0 are improved.
Based on the above method, when the seam splicing operation of the core material layer 1 of the outer layer is performed in step 6, the seams in the circumferential direction and the axial direction are staggered, that is, the seams between the layers are not overlapped with each other. The adhesive is polyurethane waterproof anticorrosive glue and/or fireproof polyurethane glue, and a film layer formed by the adhesive also belongs to the reinforcing layer 12 or the functional layer 13.
Example 2
The environment-friendly material core material modularized assembled pipeline shown in fig. 6-8 comprises a pipeline body 0, wherein the cross section of the pipeline body 0 is in a ring shape, the pipeline body 0 comprises 2 layers of core material layers 1, each core material layer 1 comprises 2 layers of environment- friendly layers 11 and 1 layer of reinforcing layers 12, and 1 layer of reinforcing layer 12 is arranged between the 2 layers of environment-friendly layers 11; the core material layer 1 further comprises a functional layer 13, and the functional layer 13 is arranged on the innermost layer of the core material layer 1 on the inner layer and the outermost layer of the core material layer 1 on the outer side; and, core material layer 1 upwards by 3 piece core material module pieces 10 along the seam piece of side edge along the circumference, core material module piece 10 material corresponds each layer material of core material layer 1. Stepped overlapping parts 101 are arranged on the splicing edges on the two sides of the cross section of the core material module assembly 10. Moreover, the side splicing seams of the 2 core material layers 1 are staggered; the seams in the axial direction of the 2 core layers 1 are offset from each other.
The environment-friendly layer 11 is made of bamboo and wood, and the reinforcing layer 12 is made of glass fiber mesh cloth. The outermost functional layer 13 is made of a stainless steel film, and the innermost functional layer 13 is made of a PET film.
The method for manufacturing the environment-friendly material core material modular assembled pipeline described in the embodiment shown in fig. 9 includes the following steps:
s1: cutting the sheet materials corresponding to the materials of the environment-friendly layer 11, the reinforcing layer 12 and the functional layer 13 into sizes;
s2: cold pressing the layers of sheets coated with the adhesive sequentially through a die of the core module piece 10 to obtain the basic shape of the core module piece 10;
s3: carrying out edging processing and stepped lapping part 101 processing on the core material module assembly 10 by a machine tool to obtain core material module assemblies 10 with various sizes and shapes;
s4: splicing all core material module pieces 10 corresponding to the innermost core material layer 1 on a core mold shaft 21 through an adhesive, and bonding in the circumferential direction and the axial direction, wherein the core mold shaft 21 corresponds to a hollow cavity of a pipeline body 0;
s5: pressing and shaping the innermost core material layer 1 on a core mold shaft 21 through 2 movable molds 22, wherein the shape of a mold cavity formed by at least two movable molds 22 corresponds to the outer contour of the innermost core material layer 1;
s6: and coating an adhesive on the outer side surface of the core material layer 1 on the inner layer to perform splicing of the core material layer 1 on the outer layer, and performing press forming by using a movable die 22 suitable for the size of the outer layer until the design requirement is obtained.
Based on the above structure and manufacturing method, the present embodiment is based on embodiment 1, and each core material layer 1 is assembled by 3 equal core material module pieces 10 in the circumferential direction.
Example 3
As shown in fig. 10 and 11, in example 1, a pair of stepped overlapping portions 101 of two core material module panels 10 overlapped with each other is provided with a fastening member 102. The fastener 10 of the present embodiment is a round tenon, and the fastener 102 further enhances the firmness of the seam connection and prevents cracking.
The manufacturing method comprises the following steps: on the basis of the embodiment 1, after at least one layer 1 is pressed and shaped, a group of fasteners 102 are driven into the mutually overlapped stepped lap part 101 of the mutually spliced core module assembly 10.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. The utility model provides a pipeline is assembled to environmental protection material core modularization which characterized in that: the pipeline comprises a pipeline body (0), wherein the pipeline body (0) at least comprises a core material layer (1), the core material layer (1) comprises at least two environmental protection layers (11) and at least one reinforcing layer (12), and the reinforcing layer (12) is arranged between the two adjacent environmental protection layers (11); the core material layer (1) further comprises a functional layer (13), and the functional layer (13) is arranged on the innermost layer and/or the outermost layer of the core material layer (1); and the core material layer (1) is formed by splicing at least two core material module pieces (10) along side seams, and the materials of the core material module pieces (10) correspond to the materials of all layers of the core material layer (1).
2. The environment-friendly material core material modular assembled pipeline as claimed in claim 1, wherein: the environment-friendly layer (11) is made of bamboo and/or wood.
3. The environment-friendly material core material modular assembled pipeline as claimed in claim 1, wherein: the material of the reinforcing layer (12) at least comprises one of functional materials such as glass fiber gridding cloth, a metal wire mesh, a metal sheet and carbon fiber gridding cloth.
4. The environment-friendly material core material modular assembled pipeline as claimed in claim 1, wherein: the functional layer (13) material comprises at least: one of functional materials such as glass fiber cloth, basalt mesh cloth, carbon fiber mesh cloth, aluminum foil, PET film, stainless steel film, steel wire mesh, paint and the like.
5. The environment-friendly material core material modular assembled pipeline as claimed in claim 1, wherein: stepped overlapping parts (101) are arranged on the splicing edges on the two sides of the cross section of the core material module assembly (10).
6. The modular assembled pipeline with the environment-friendly material core as claimed in claim 5, wherein: fasteners (102) penetrate through a pair of stepped overlapping parts (101) of the core material module pieces (10) which are overlapped with each other.
7. The modular assembled pipeline with the environment-friendly material core material as claimed in claims 1 to 6, wherein: the core material layer (1) is at least 2 layers, and the side splicing seams of two adjacent core material layers (1) are staggered mutually.
8. The modular assembled pipeline with the environment-friendly material core as claimed in claim 7, wherein: the axial seams of the two adjacent core material layers (1) are staggered.
9. The method for manufacturing the environment-friendly material core modular assembled pipeline according to any one of claims 1 to 8, wherein the method comprises the following steps:
s1: cutting the sheet materials corresponding to the materials of the environment-friendly layer (11), the reinforcing layer (12) and the functional layer (13) into sizes;
s2: cold pressing/hot pressing the layers of sheets sequentially overlapped by the glue coating adhesives through a die of the core module assembly (10) to obtain the basic shape of the core module assembly (10);
s3: carrying out edge trimming processing and step-shaped lap joint part (101) processing on the core module assembly (10) by a machine tool to obtain core module assemblies (10) with various sizes and shapes;
s4: splicing and jointing all core module pieces (10) corresponding to the innermost core layer (1) on a core mold shaft (21) through an adhesive, and performing circumferential and/or axial bonding, wherein the core mold shaft (21) corresponds to a hollow cavity of a pipeline body (0);
s5: the core material layer (1) at the innermost layer is pressed and shaped on a core mold shaft (21) through at least two movable molds (22), wherein the shape of a mold cavity formed by the at least two movable molds (22) corresponds to the outer contour of the core material layer (1) at the innermost layer;
s6: and coating an adhesive on the outer side surface of the inner core material layer (1) to perform splicing of the outer core material layer (1), and performing press forming by using a movable die (22) suitable for the size of the outer core material layer until the design requirement is obtained.
10. The manufacturing method of the environment-friendly material core material modular assembled pipeline according to claim 9, characterized in that: after at least one layer 1 is pressed and shaped, a group of fasteners (102) are driven into the mutually overlapped stepped overlapping parts (101) of the mutually-spliced core material module pieces (10).
CN202111488445.5A 2021-12-08 2021-12-08 Environment-friendly material core material modularized assembled pipeline and manufacturing method thereof Pending CN114132012A (en)

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