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CN-122014925-A - Steel skeleton with multi-layer steel mesh structure and pipeline thereof

CN122014925ACN 122014925 ACN122014925 ACN 122014925ACN-122014925-A

Abstract

The invention discloses a steel skeleton with a multi-layer steel mesh structure and a pipeline thereof, and relates to the technical field of steel skeleton pipelines, the steel skeleton comprises outer warp threads, inner warp threads are arranged on the inner side of the outer warp threads, inner spiral weft threads are welded on the outer side of the inner warp threads, the outer spiral weft threads are welded on the outer side of the outer warp threads, and outer spiral weft threads are welded on the outer side of the outer warp threads in a spiral manner.

Inventors

  • REN ZHEN
  • GAO NING
  • GU AIPING

Assignees

  • 河北众塑管道科技有限公司

Dates

Publication Date
20260512
Application Date
20260402

Claims (10)

  1. 1. The steel skeleton of the multi-layer steel mesh structure comprises outer-layer warps (1) and is characterized in that inner-layer warps (4) are arranged on the inner sides of the outer-layer warps (1), inner-spiral wefts (3) are welded on the outer sides of the inner-layer warps (4), the outer sides of the inner-spiral wefts (3) are connected with the outer-layer warps (1) in a welding mode, and outer-spiral wefts (2) are spirally welded on the outer sides of the outer-layer warps (1); The outer layer warp threads (1) and the inner layer warp threads (4) are all distributed along the circumferential direction by a plurality of independent warp threads, and the diameters and distribution densities of the warp threads are selected according to the strength requirement.
  2. 2. The steel skeleton of the multi-layer steel mesh structure according to claim 1, wherein the outer warp threads (1) and the inner warp threads (4) are in one-to-one correspondence and are parallel to each other, and steel mesh belts are spirally welded on the outer sides of the outer warp threads (1) and the inner warp threads (4) through welding equipment.
  3. 3. The steel skeleton of a multi-layer steel mesh structure according to any one of claims 1-2, characterized in that the number of the outer spiral wefts (2) is not less than three and the outer spiral wefts (2) are arranged in a double-layer manner, wherein the two outer spiral wefts (2) in the inner layer are arranged in parallel, a single outer spiral weft (2) is arranged in the outer layer, the three outer spiral wefts (2) are welded through high voltage and low current, and the three outer spiral wefts (2) form a three-strand triangle structure; the number of the internal spiral wefts (3) is not less than three, and the internal spiral wefts (3) are arranged in a double-layer manner, wherein the two internal spiral wefts (3) in the internal layer are arranged in parallel, a single internal spiral weft (3) is arranged on the outer layer, the three internal spiral wefts (3) are welded through high voltage and low current, and the three internal spiral wefts (3) form a three-strand triangle structure; The outer spiral weft (2) and the inner spiral weft (3) are aligned and distributed.
  4. 4. The steel skeleton of a multi-layer steel mesh structure according to any one of claims 1-2, characterized in that the number of the outer spiral wefts (2) is not less than three and the outer spiral wefts (2) are arranged in a double-layer manner, wherein the two outer spiral wefts (2) in the inner layer are arranged in parallel, a single outer spiral weft (2) is arranged in the outer layer, the three outer spiral wefts (2) are welded through high voltage and low current, and the three outer spiral wefts (2) form a three-strand triangle structure; The inner spiral wefts (3) are not less than five and are arranged in a double-layer manner, wherein three inner spiral wefts (3) in the inner layer are arranged in parallel, two inner spiral wefts (3) are arranged on the outer layer, the five inner spiral wefts (3) are welded through high voltage and low current, and the five inner spiral wefts (3) form a five-strand trapezoid structure; The outer spiral weft (2) and the inner spiral weft (3) are aligned and distributed.
  5. 5. A steel skeleton of a multi-layer steel net structure according to any one of claims 1-2, characterized in that the outer spiral weft threads (2) are arranged in a single spiral; the number of the internal spiral wefts (3) is not less than three, and the internal spiral wefts (3) are arranged in a double-layer manner, wherein the two internal spiral wefts (3) in the internal layer are arranged in parallel, a single internal spiral weft (3) is arranged on the outer layer, the three internal spiral wefts (3) are welded through high voltage and low current, and the three internal spiral wefts (3) form a three-strand triangle structure; The outer spiral weft (2) and the inner spiral weft (3) are aligned and distributed.
  6. 6. A steel skeleton of a multi-layer steel net structure according to any one of claims 1-2, characterized in that the outer spiral weft threads (2) are arranged in a single spiral; The inner spiral wefts (3) are not less than five and are arranged in a double-layer manner, wherein three inner spiral wefts (3) in the inner layer are arranged in parallel, two inner spiral wefts (3) are arranged on the outer layer, the five inner spiral wefts (3) are welded through high voltage and low current, and the five inner spiral wefts (3) form a five-strand trapezoid structure; The outer spiral weft (2) and the inner spiral weft (3) are aligned and distributed.
  7. 7. The steel skeleton of a multi-layer steel mesh structure according to any one of claims 1-2, characterized in that the number of the outer spiral wefts (2) is not less than three and the outer spiral wefts (2) are arranged in a double-layer manner, wherein the two outer spiral wefts (2) in the inner layer are arranged in parallel, a single outer spiral weft (2) is arranged in the outer layer, the three outer spiral wefts (2) are welded through high voltage and low current, and the three outer spiral wefts (2) form a three-strand triangle structure; the number of the internal spiral wefts (3) is not less than three, and the internal spiral wefts (3) are arranged in a double-layer manner, wherein the two internal spiral wefts (3) in the internal layer are arranged in parallel, a single internal spiral weft (3) is arranged on the outer layer, the three internal spiral wefts (3) are welded through high voltage and low current, and the three internal spiral wefts (3) form a three-strand triangle structure; the outer spiral weft yarns (2) and the inner spiral weft yarns (3) are uniformly and alternately distributed.
  8. 8. A steel skeleton pipe with a multi-layer steel net structure, according to any one of claims 1-7, characterized in that the outer warp (1) and the inner warp (4) are coated with a composite plastic pipe body (5) by extrusion molding equipment, an adjusting butt joint assembly (6) is arranged at the end part of the composite plastic pipe body (5), and the adjusting butt joint assembly (6) comprises an inscribed steel ring (601); An inscription steel ring (601) is embedded and installed at the inner side end of the composite plastic pipe body (5), an external plastic ring (602) is sleeved at the outer side end of the composite plastic pipe body (5), a black material annular reaction bag (603) is fixedly sleeved at the middle part of the outer side of the inscription steel ring (601), a white material annular reaction bag (604) is adhered to the middle part of the inner side of the external plastic ring (602), reaction holes (605) are symmetrically formed in the outer side of the external plastic ring (602) corresponding to the white material annular reaction bag (604), and extrusion thorns (606) are movably clamped in the reaction holes (605); The external plastic ring is characterized in that an external threaded connecting pipe (612) is welded on the outer side of the internal steel ring (601), an external sliding plastic connecting pipe (613) is welded on the inner side of the external plastic ring (602), one end of the external sliding plastic connecting pipe (613) is connected with the external threaded connecting pipe (612) in an adhering mode, two ends of the bidirectional internal threaded pipe (614) are connected on the outer side of the external threaded connecting pipe (612) through threads, and a butt joint sealing groove (615) is formed in the position, corresponding to the bidirectional internal threaded pipe (614), of the external sliding plastic connecting pipe (613).
  9. 9. The steel skeleton of the multi-layer steel mesh structure according to claim 8, wherein a fastening groove (607) is formed in one end, close to the composite plastic pipe body (5), of the external plastic ring (602), deformation holes (608) are uniformly formed in the outer side of the fastening groove (607), a C-shaped clamping ring (609) is movably embedded in the fastening groove, two ends of the C-shaped clamping ring (609) penetrate through the deformation holes (608), two ends of the C-shaped clamping ring (609) are connected through fastening bolts (610), and anti-falling clamping blocks (611) are arranged at positions, corresponding to the other three deformation holes (608), of the C-shaped clamping ring (609).
  10. 10. The steel skeleton of the multi-layer steel mesh structure according to claim 9, wherein end flow grooves (616) are uniformly formed in the inner side of the external plastic ring (602) close to the fastening grooves (607), and middle flow grooves (617) are formed in the inner side of the external sliding plastic pipe (613) close to the white material annular reaction bag (604); the black annular reaction bag (603) is internally filled with diphenylmethane diisocyanate, and the white annular reaction bag (604) is internally filled with polyether polyol; The threads at two ends of the bidirectional internal thread pipe (614) are opposite in rotation direction, a central ring (618) is fixedly sleeved at the middle part of the bidirectional internal thread pipe (614), and a sealing groove (619) is formed at the position, corresponding to the middle groove (617), of the outer side of the bidirectional internal thread pipe (614).

Description

Steel skeleton with multi-layer steel mesh structure and pipeline thereof Technical Field The invention relates to the technical field of steel skeleton pipelines, in particular to a steel skeleton with a multi-layer steel mesh structure and a pipeline thereof. Background The steel skeleton pipe is one kind of high performance composite pipe with high strength steel skeleton as reinforcing body, polyethylene as matrix, metal strength and plastic corrosion resistance, and is produced through compounding process and has the core structure of ‌ with steel wire net wound and welded to form as skeleton and high density polyethylene as the inner and outer layers. But steel skeleton pipeline in the present market is in the course of making, and the pipeline diameter grow along with it, and inside steel skeleton can take place deformation because of the problem of self intensity and dead weight, and ring rigidity becomes low, and its compressive capacity obviously weakens, is difficult to satisfy the inside and outside compressive demands of use. Disclosure of Invention The invention provides a steel skeleton with a multi-layer steel mesh structure and a pipeline thereof, which can effectively solve the problems in the background technology. The steel skeleton of a multi-layer steel mesh structure comprises outer layer warps, wherein inner layer warps are arranged on the inner side of the outer layer warps, inner spiral wefts are welded on the outer side of the inner layer warps, the outer sides of the inner spiral wefts are connected with the outer layer warps in a welding mode, and outer spiral wefts are welded on the outer sides of the outer layer warps in a spiral mode; The outer warp and the inner warp are distributed along the circumferential direction by a plurality of independent warps, and the diameters and distribution density of the warps are selected according to the strength requirement. According to the technical scheme, the outer warp threads and the inner warp threads are in one-to-one correspondence and parallel to each other, and the outer sides of the outer warp threads and the inner warp threads are spirally welded with steel wire mesh belts through welding equipment. According to the technical scheme, at least three outer spiral wefts are arranged in a double-layer manner, wherein two outer spiral wefts in the inner layer are arranged in parallel, a single outer spiral weft is arranged on the outer layer, the three outer spiral wefts are welded through high voltage and low current, and the three outer spiral wefts form a three-strand triangle structure; The inner spiral wefts are arranged in a double-layer manner, wherein two inner spiral wefts in the inner layer are arranged in parallel, a single inner spiral weft is arranged on the outer layer, the three inner spiral wefts are welded through high voltage and low current, and the three inner spiral wefts form a three-strand triangle structure; The outer spiral weft and the inner spiral weft are aligned and distributed. According to the technical scheme, at least three outer spiral wefts are arranged in a double-layer manner, wherein two outer spiral wefts in the inner layer are arranged in parallel, a single outer spiral weft is arranged on the outer layer, the three outer spiral wefts are welded through high voltage and low current, and the three outer spiral wefts form a three-strand triangle structure; The inner spiral wefts are arranged in a double-layer manner, wherein three inner spiral wefts in the inner layer are arranged in parallel, two inner spiral wefts are arranged on the outer layer, the five inner spiral wefts are welded through high voltage and low current, and the five inner spiral wefts form a five-strand trapezoid structure; The outer spiral weft and the inner spiral weft are aligned and distributed. According to the technical scheme, the outer spiral wefts are arranged in a single spiral manner; The inner spiral wefts are arranged in a double-layer manner, wherein two inner spiral wefts in the inner layer are arranged in parallel, a single inner spiral weft is arranged on the outer layer, the three inner spiral wefts are welded through high voltage and low current, and the three inner spiral wefts form a three-strand triangle structure; The outer spiral weft and the inner spiral weft are aligned and distributed. According to the technical scheme, the outer spiral wefts are arranged in a single spiral manner; The inner spiral wefts are arranged in a double-layer manner, wherein three inner spiral wefts in the inner layer are arranged in parallel, two inner spiral wefts are arranged on the outer layer, the five inner spiral wefts are welded through high voltage and low current, and the five inner spiral wefts form a five-strand trapezoid structure; The outer spiral weft and the inner spiral weft are aligned and distributed. According to the technical scheme, at least three outer spiral wefts are arranged in a double-layer man