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CN-224216915-U - Expansion repairing device for communication pipeline

CN224216915UCN 224216915 UCN224216915 UCN 224216915UCN-224216915-U

Abstract

The utility model relates to the technical field of pipeline processing equipment, in particular to an expansion repair device for a communication pipeline. The side of the hydraulic cylinder provided with the telescopic rod is provided with a detachable expansion joint, and the inner diameter of the expansion joint in the direction away from the hydraulic cylinder is gradually reduced. The expansion link can pass through the expansion joint, and the diameter of the expansion link is in clearance fit with the end part of the maximum inner diameter of the expansion joint. The expansion head is extended into the deformed passing pipeline, and when the hydraulic oil cylinder drives the telescopic rod to pass through the expansion head, the expansion head is enabled to generate uniform radial deformation, so that the deformed communication pipeline is repaired.

Inventors

  • ZHOU JIANJUN
  • ZHOU ZIJIE
  • ZHOU ZIYU

Assignees

  • 珠海畅达网络技术有限公司

Dates

Publication Date
20260508
Application Date
20250221

Claims (6)

  1. 1. The expansion repair device for the communication pipeline is characterized by comprising a hydraulic oil cylinder (1) and an expansion joint (2), wherein a detachable expansion joint (2) is arranged on one side, provided with a telescopic rod (14), of the hydraulic oil cylinder (1), the inner diameter of the expansion joint (2) in the direction away from the hydraulic oil cylinder (1) is gradually reduced, the telescopic rod (14) can pass through the expansion joint (2), and the diameter of the telescopic rod (14) is in clearance fit with one end of the maximum inner diameter of the expansion joint (2); The expansion head (2) comprises a conical head (23), a cylinder (22) and a flange (21), wherein the two ends of the cylinder (22) are respectively connected with the flange (21) and the conical head (23), a plurality of screws (211) with uniform intervals are arranged on the periphery of the flange (21), and threaded holes (16) matched with the screws (211) are formed in the hydraulic cylinder (1).
  2. 2. The expansion repair device of the communication pipeline according to claim 1, wherein the hydraulic oil cylinder (1) is provided with an oil pipe (11), two ends of the oil pipe (11) are respectively provided with a quick connector (111), and the oil pipe (11) is respectively connected with the hydraulic oil cylinder (1) and external pressurizing equipment through the quick connectors (111).
  3. 3. An expansion repair device for a communication pipeline according to claim 1, characterized in that the diameter of the conical head (23) is gradually reduced along the direction away from the cylinder (22), and a plurality of uniformly-spaced openings (231) are formed in the circumferential direction of the conical head (23).
  4. 4. The expansion repair device for the communication pipeline according to claim 1, wherein the hydraulic cylinder (1) is provided with a positioning groove (15) matched with the flange (21), a plurality of evenly-spaced convex blocks (212) are circumferentially arranged on the edge of the flange (21), and the positioning groove (15) is provided with a positioning opening (151) matched with the convex blocks (212).
  5. 5. The expansion repair device for communication pipelines according to claim 1, wherein a conical head (141) is arranged at one end of the telescopic rod (14) contacted with the conical head (23).
  6. 6. The expansion repair device of the communication pipeline according to claim 1, wherein a grip (12) is arranged at the top of the hydraulic cylinder (1), and a plurality of supporting feet (13) which are symmetrically distributed are arranged at the bottom of the hydraulic cylinder (1).

Description

Expansion repairing device for communication pipeline Technical Field The utility model relates to the technical field of pipeline processing equipment, in particular to an expansion repair device for a communication pipeline. Background The communication optical cable is generally distributed to different geographical areas by erecting pipelines, and the pipelines can provide the outermost physical protection for the communication optical cable so as to ensure the integrity of the optical cable. However, in the actual construction process, the communication pipeline is deformed due to external pressure caused by improper operation, so that the optical cable can pass through the pipeline smoothly, and a new pipeline with good replacement is generally selected. Therefore, the material waste is inevitably caused, and the construction cost is not reduced. Disclosure of utility model The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems. An expansion repairing device for a communication pipeline comprises a hydraulic cylinder and an expansion head. The side of the hydraulic cylinder provided with the telescopic rod is provided with a detachable expansion joint, and the inner diameter of the expansion joint in the direction away from the hydraulic cylinder is gradually reduced. The expansion link can pass through the expansion joint, and the diameter of the expansion link is in clearance fit with one end of the maximum inner diameter of the expansion joint. Further, an oil pipe is arranged on the hydraulic oil cylinder, quick connectors are arranged at two ends of the oil pipe, and the oil pipe is connected with the hydraulic oil cylinder and external pressurizing equipment through the quick connectors. The expansion head further comprises a conical head, a cylinder and a flange, wherein the two ends of the cylinder are respectively connected with the flange and the conical head, a plurality of screws with uniform intervals are arranged on the periphery of the flange, and threaded holes matched with the screws are formed in the hydraulic oil cylinder. Further, the diameter of the conical head gradually decreases along the direction away from the cylinder, and a plurality of evenly spaced openings are formed in the circumferential direction of the conical head. Furthermore, the hydraulic cylinder is provided with a positioning groove matched with the flange, a plurality of convex blocks with uniform intervals are arranged on the periphery of the edge part of the flange, and the positioning groove is provided with a positioning opening matched with the convex blocks. Further, one end of the telescopic rod, which is contacted with the conical head, is provided with the conical head. Further, the top of the hydraulic cylinder is provided with a handle, and the bottom of the hydraulic cylinder is provided with a plurality of supporting feet which are symmetrically distributed. The expansion joint has the beneficial effects that one end with smaller inner diameter of the expansion joint is convenient to extend into a deformation area of a pipeline, and the expansion joint is driven by the telescopic rod to uniformly radially expand, so that the deformation area of the pipeline is restored to the original shape. The extension heads of different types have different lengths and expansion diameters, and the detachable extension heads are convenient to freely replace according to actual use conditions. Drawings In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art. FIG. 1 is a schematic diagram of the overall structure of the present utility model; FIG. 2 is a schematic cross-sectional view of an expansion joint according to the present utility model; FIG. 3 is a schematic view of a hydraulic ram of the present utility model; The drawing marks in the figure are respectively 1, a hydraulic cylinder, 2, an expansion joint, 11, an oil pipe, 12, a handle, 13, a supporting leg, 14, a telescopic rod, 15, a positioning groove, 16, a threaded hole, 151, a positioning opening, 141, a conical head, 111, a quick connector, 21, a flange, 22, a cylinder, 23, a conical head, 211, a screw, 212, a convex block, 231 and an opening. The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments. Detailed Description The following description of the embodiments of the present utility model