Search

CN-122016483-A - Optical cable stretching deformation detection equipment

CN122016483ACN 122016483 ACN122016483 ACN 122016483ACN-122016483-A

Abstract

The invention discloses optical cable stretching deformation detection equipment, and belongs to the technical field of optical cable deformation detection. The automatic measuring device comprises an electric sliding frame, wherein the electric sliding frame is connected with a supporting frame in a sliding manner, the supporting frame is fixedly connected with two sliding shafts which are symmetrically distributed, the two sliding shafts which are symmetrically distributed are connected with a connecting frame in a sliding manner, the connecting frame is fixedly connected with a measuring rope, the two sliding shafts which are symmetrically distributed are connected with a limiting frame in a sliding manner, a first elastic element is arranged between the connecting frame and the supporting frame, and a driving assembly is arranged on the supporting frame. According to the invention, the optical cable is not required to be disassembled by directly detecting the optical cable after the tension tester is used for stretching the optical cable, the radius rebound phenomenon caused by the disassembly of the optical cable is eliminated, and the measuring rope is attached to the outside of the optical cable in a lasso mode, so that the radius is detected through the perimeter of the cross section of the detection position of the optical cable, the error probability caused by the ovalization deformation of the optical cable is reduced, and the accuracy of the detection structure is improved.

Inventors

  • ZHANG ZHIGANG
  • DING XIAOYU

Assignees

  • 泰州志辉新材料科技有限公司

Dates

Publication Date
20260512
Application Date
20260409

Claims (10)

  1. 1. The optical cable stretching deformation detection device is characterized by comprising an electric sliding frame (1), wherein the electric sliding frame (1) is arranged on a tensile testing machine (2), the electric sliding frame (1) is connected with a supporting frame (3) in a sliding mode, two sliding shafts (4) which are symmetrically distributed are fixedly connected with the supporting frame (3), a connecting frame (5) is connected with the sliding shafts (4) in a sliding mode in a common mode, the connecting frame (5) is fixedly connected with a measuring rope (6), two ends of the measuring rope (6) are connected with the connecting frame (5), two sliding shafts (4) which are symmetrically distributed are connected with a limiting frame (7) in a sliding mode in a common mode, the limiting frame (7) is used for limiting the measuring rope (6), a first elastic element (8) is arranged between the connecting frame (5) and the supporting frame (3), and a driving assembly used for driving the limiting frame (7) to move is arranged on the supporting frame (3).
  2. 2. The optical cable tension deformation detection device according to claim 1, wherein the distance from the side surface of the support frame (3) connected with the first elastic element (8) to the central axis of the fixed position of the tension tester (2) is larger than the sum of half length of the measuring rope (6) and the length of the first elastic element (8) under normal state.
  3. 3. The optical cable stretching deformation detection device according to claim 1, wherein the limiting frame (7) is fixedly connected with two symmetrical distance measuring devices (9), the connecting frame (5) is fixedly connected with symmetrically distributed butt joint devices (10), and the distance measuring devices (9) and the corresponding butt joint devices (10) are used for measuring the distance between the limiting frame (7) and the connecting frame (5).
  4. 4. The optical cable stretching deformation detection device according to claim 1, wherein a connecting rope (11) is arranged between the measuring rope (6) and the supporting frame (3).
  5. 5. The optical cable stretching deformation detection device according to claim 4, wherein the limiting frame (7) is composed of two symmetrically distributed sliding rods (201) and two symmetrically distributed limiting arc cylinders (202), the two sliding rods (201) are respectively connected with the adjacent sliding shafts (4) in a sliding mode, the two limiting arc cylinders (202) are respectively and fixedly connected with the corresponding sliding rods (201), and the two limiting arc cylinders (202) are mutually connected in a sliding mode.
  6. 6. The device for detecting the tensile deformation of the optical cable according to claim 5, wherein the driving assembly comprises a rotating shaft (203), the rotating shaft (203) is rotatably connected to the supporting frame (3), pull ropes (204) are fixedly connected between two symmetrically distributed sliding rods (201) and the rotating shaft (203), the rotating shaft (203) is fixedly connected with a transmission gear (205), the supporting frame (3) is slidably connected with a transmission rack (206) for driving the transmission gear (205) to rotate, and a driving module (207) for driving the transmission rack (206) to move is arranged on the supporting frame (3).
  7. 7. The optical cable stretching deformation detection device according to claim 6, wherein a second elastic piece (208) is arranged between the two symmetrically distributed sliding rods (201) and the supporting frame (3), and the second elastic piece (208) is used for driving the corresponding sliding rods (201) to reset.
  8. 8. The device for detecting the tensile deformation of the optical cable according to claim 7, wherein the pull rope (204) is an elastic rope, and the pull rope (204) is used for driving the corresponding limiting arc tube (202) to adapt to the external contour of the optical cable through the corresponding sliding rod (201).
  9. 9. The apparatus for detecting tensile deformation of an optical cable according to claim 8, wherein the elastic coefficient of the second elastic member (208) is smaller than the elastic coefficient of the pulling rope (204).
  10. 10. The optical cable tension deformation detecting device according to claim 6, wherein the connecting rope (11) is fixedly connected with the transmission rack (206).

Description

Optical cable stretching deformation detection equipment Technical Field The invention relates to the technical field of optical cable deformation detection, in particular to optical cable stretching deformation detection equipment. Background The optical cable is a core carrier for information transmission, the structure of the optical cable generally comprises an optical fiber, a loose tube, a reinforcing piece, an outer sheath and the like, and in the service process of the optical cable, a tensile load is a main factor influencing the mechanical reliability of the optical cable, wherein the overhead optical cable is required to bear wind vibration and ice coating load, the pipeline optical cable also faces larger axial tension when being pulled and laid, and under the tensile effect, the optical cable can axially stretch and radially shrink, so that the accurate detection of the radial deformation of the optical cable has important engineering significance for evaluating poisson ratio and judging the strain coordination of the sheath and the optical fiber. In the technical field of existing optical cable stretching deformation detection, patent CN118602899B proposes a device for detecting the stretching deformation of an optical fiber cable, and the scheme has two prominent limitations in practical application, namely firstly, the optical cable to be detected needs to be detached from a stretching station during detection, then a diameter measuring mechanism is used for detecting the radial dimension of a stretching section, as the stretching force of the optical cable is completely released after the optical cable is detached, the radial section of the optical cable can rebound and deform, so that the deviation between the measured diameter and the actual dimension in the actual stretching state exists, and a detection error is introduced. Disclosure of Invention In order to overcome the disadvantages mentioned in the background art, the present invention provides an optical cable tension deformation detection apparatus. The technical scheme includes that the optical cable tensile deformation detection device comprises an electric sliding frame, wherein the electric sliding frame is arranged on a tensile testing machine, a supporting frame is connected with the electric sliding frame in a sliding mode, two sliding shafts which are symmetrically distributed are fixedly connected with the supporting frame, connecting frames are connected with the two sliding shafts in a sliding mode, measuring ropes are fixedly connected with the connecting frames, two ends of each measuring rope are connected with the connecting frames, limiting frames are connected with the two sliding shafts which are symmetrically distributed in a sliding mode, the limiting frames are used for limiting the measuring ropes, a first elastic element is arranged between each connecting frame and each supporting frame, and a driving assembly used for driving the limiting frames to move is arranged on each supporting frame. As a further preferable scheme, the distance from the side surface of the support frame, which is connected with the first elastic element, to the central axis of the fixed position of the tension tester on the optical cable is larger than the sum of half length of the measuring rope and the length of the first elastic element under normal state. As a further preferable scheme, the limiting frame is fixedly connected with two symmetrical range finders, the connecting frame is fixedly connected with symmetrically distributed dockers, and the range finders and the corresponding dockers are used for measuring the distance between the limiting frame and the connecting frame. As a further preferable mode, a connecting rope is arranged between the measuring rope and the supporting frame. As a further preferable scheme, the limiting frame is composed of two sliding rods which are symmetrically distributed and two limiting arc cylinders which are symmetrically distributed, the two sliding rods are respectively and slidably connected with the adjacent sliding shafts, the two limiting arc cylinders are respectively and fixedly connected with the corresponding sliding rods, and the two limiting arc cylinders are mutually and slidably connected. As a further preferable scheme, the driving assembly comprises a rotating shaft, the rotating shaft is rotationally connected to the supporting frame, two sliding rods which are symmetrically distributed are fixedly connected with pull ropes between the rotating shaft, the rotating shaft is fixedly connected with a transmission gear, the supporting frame is slidably connected with a transmission rack used for driving the transmission gear to rotate, and the supporting frame is provided with a driving module used for driving the transmission rack to move. As a further preferable scheme, second elastic pieces are arranged between the two symmetrically distributed sliding rods and the supporti