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CN-224201359-U - Large-diameter composite material pipeline applied to construction

CN224201359UCN 224201359 UCN224201359 UCN 224201359UCN-224201359-U

Abstract

The utility model relates to the technical field of buildings, in particular to a large-diameter composite material pipeline applied to construction, which comprises a high-strength composite tunnel pipe, a pipe piece assembling layer, a temperature measuring sensor and a temperature measuring sensor, wherein the pipe piece assembling layer is used for assembling the high-strength composite tunnel pipe, the temperature measuring sensor is arranged in the high-strength composite tunnel pipe at intervals, and the high-strength composite tunnel pipe comprises a fireproof heat insulation layer, a first anti-corrosion coating layer, a steel structure layer, a second anti-corrosion coating layer, a first composite plastic protection layer, a mechanical reinforcing protection layer and a second composite plastic protection layer. According to the scheme, the fireproof heat-insulating layer is arranged, so that the main stress layer in the pipeline is prevented from being damaged due to high temperature generated by fire in the tunnel, the mechanical property is reduced, the safe use of the pipeline is endangered, the first anti-corrosion coating layer and the second anti-corrosion coating layer prevent the metal layer from being corroded, and the first composite plastic protective layer and the second composite plastic protective layer prevent the steel structure layer from being corroded.

Inventors

  • WANG FEI

Assignees

  • 王飞

Dates

Publication Date
20260505
Application Date
20250408

Claims (10)

  1. 1. A large diameter composite pipe for construction, comprising: High-strength composite tunnel pipe; the duct piece assembling layer (16) is used for assembling the high-strength composite tunnel pipe; The temperature measuring sensors (T1) are arranged in the high-strength composite tunnel pipe at intervals; The high-strength composite tunnel pipe comprises a fireproof heat insulation layer (1), a first anti-corrosion coating layer (2), a steel structure layer (3), a second anti-corrosion coating layer (4), a first composite plastic protection layer (5), a mechanical reinforcing protection layer (6) and a second composite plastic protection layer (7), wherein the fireproof heat insulation layer (1), the first anti-corrosion coating layer (2), the steel structure layer (3), the second anti-corrosion coating layer (4), the first composite plastic protection layer (5), the mechanical reinforcing protection layer (6) and the second composite plastic protection layer (7) are sequentially arranged from inside to outside, and the fireproof heat insulation layer (1), the first anti-corrosion coating layer (2), the steel structure layer (3), the second anti-corrosion coating layer (4), the first composite plastic protection layer (5), the mechanical reinforcing protection layer (6) and the second composite plastic protection layer (7) are connected through high molecules.
  2. 2. The large-diameter composite material pipeline for construction according to claim 1, wherein a ventilator (8) is arranged at the top of the inner wall of the high-strength composite tunnel pipe, lighting devices are arranged on two sides close to the ventilator (8), and fire hydrant boxes (9) are arranged on two sides of the inner wall.
  3. 3. The large-diameter composite material pipeline for construction according to claim 1, wherein a concrete pavement layer is poured at the bottom of the high-strength composite tunnel pipe; The concrete pavement layer comprises a plurality of supporting frames (13) which are vertically arranged at the bottom of the inner wall of the high-strength composite tunnel pipe, wherein the middle supporting frames (13) are reinforced concrete pouring base columns, and the supporting frames (13) and the supporting platform (11) are integrally poured and formed.
  4. 4. A large diameter composite material pipeline applied to construction according to claim 3, wherein the surface of the supporting platform (11) is laid with a tunnel surface layer (12), and the tunnel surface layer (12) is one of an asphalt layer and a cement pavement layer.
  5. 5. A large diameter composite pipe for construction according to claim 4, characterized in that a space is reserved between a plurality of the support frames (13).
  6. 6. A large diameter composite pipe for construction according to claim 4, characterized in that the spaces on both sides of the intermediate support frame (13) are provided with hydrant water pipes (14) and cable integrations (15), respectively.
  7. 7. A large diameter composite material pipe for construction according to claim 4, characterized in that the space between the support frame (13) and the high strength composite tunnel on both sides is provided with a water collecting pipe system (10).
  8. 8. The large-diameter composite material pipeline applied to construction according to claim 7, wherein the fireproof heat insulation layer (1) is made of a high-temperature-resistant material, and the first anti-corrosion coating layer (2) and the second anti-corrosion coating layer (4) are one or more of epoxy polyester mixed coating, polyurethane modified polyester coating or acrylic modified polyester coating.
  9. 9. The large-diameter composite material pipeline applied to construction according to claim 8, wherein the compressive strength of the steel structure layer (3) is greater than 235Mpa, the mechanical reinforcing protection layer (6) is formed by winding a high-strength metal or nonmetal material, and the high-strength metal is a plastic-lined high-carbon steel wire or nonmetal fiber material.
  10. 10. The large-diameter composite material pipeline applied to construction according to claim 9, wherein the first composite plastic protective layer (5) and the second composite plastic protective layer (7) are one or more of high-molecular ethylene, high-molecular fluoroplastic and resin.

Description

Large-diameter composite material pipeline applied to construction Technical Field The utility model relates to the technical field of buildings, in particular to a large-diameter composite material pipeline applied to construction. Background The composite material pipeline is a common submerged pipeline in the field of construction, and is mainly used for underwater tunnel construction, such as large-span rivers, seafloors and the like, most of the existing tunnel pipelines are made of spheroidal graphite cast iron, steel, concrete and other composite materials, and an anti-corrosion coating is smeared on the surface layer, so that the strength of the composite material pipeline has a certain range, and the composite material pipeline has limitations on deep sea tunnel construction, has limitations on strength and alkali resistance, and is mainly not better in structural design. Disclosure of utility model The utility model aims to provide a large-diameter composite material pipeline applied to construction, which has the advantages. In order to achieve the above purpose, the utility model provides the following technical scheme that the large-diameter composite material pipeline applied to construction comprises: High-strength composite tunnel pipe; The duct piece assembling layer is used for assembling the high-strength composite tunnel pipe; the temperature measuring sensors are arranged in the high-strength composite tunnel pipe at intervals; The high-strength composite tunnel pipe comprises a fireproof heat insulation layer, a first anti-corrosion coating layer, a steel structure layer, a second anti-corrosion coating layer, a first composite plastic protection layer, a mechanical reinforcing protection layer and a second composite plastic protection layer, wherein the fireproof heat insulation layer, the first anti-corrosion coating layer, the steel structure layer, the second anti-corrosion coating layer, the first composite plastic protection layer, the mechanical reinforcing protection layer and the second composite plastic protection layer are sequentially arranged from inside to outside, and the fireproof heat insulation layer, the first anti-corrosion coating layer, the steel structure layer, the second anti-corrosion coating layer, the first composite plastic protection layer, the mechanical reinforcing protection layer and the second composite plastic protection layer are connected through high molecules. Further, a ventilator is arranged at the top of the inner wall of the high-strength composite tunnel pipe, lighting devices are arranged on two sides close to the ventilator, and fire hydrant boxes are arranged on two sides of the inner wall. Further, a concrete pavement layer is poured at the bottom of the high-strength composite tunnel pipe; The concrete pavement layer comprises a plurality of supporting frames which are vertically arranged at the bottom of the inner wall of the high-strength composite tunnel pipe, wherein the middle supporting frames are reinforced concrete pouring base columns, and the supporting frames and the supporting platform are integrally poured and formed. Further, a tunnel surface layer is laid on the surface of the supporting platform, and the tunnel surface layer is one of an asphalt layer and a cement pavement layer. Further, a space is reserved among the plurality of support frames; Further, the spaces at both sides of the middle support frame are respectively provided with a fire hydrant pipe and a cable assembly, the fire hydrant pipe is fixed on the side surface of the support frame through a water pipe bracket, and the cable assembly is fixed on the side surface of another support frame through a cable bracket. Further, the space between the support frames at two sides and the high-strength composite tunnel pipe is provided with a water collecting pipe system. Further, the fireproof heat-insulating layer is made of high-temperature resistant materials, and the first anti-corrosion coating layer and the second anti-corrosion coating layer are one or more of epoxy polyester mixed coating, polyurethane modified polyester coating or acrylic modified polyester coating. Further, the compressive strength of the steel structure layer is larger than 235Mpa, the mechanical reinforcing protection layer is formed by winding high-strength metal or nonmetal materials, and the high-strength metal is plastic-lined high-carbon steel wires or nonmetal fiber materials. Further, the first composite plastic protective layer and the second composite plastic protective layer are one or more of high molecular ethylene, high molecular fluoroplastic and resin. The utility model has the technical effects and advantages that: According to the scheme, the fireproof heat-insulating layer is arranged, so that the main stress layer in the pipeline is prevented from being damaged due to high temperature generated by fire in the tunnel, the mechanical property is reduced, the safe use o