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CN-224231669-U - Anti-freezing testing device for cable protection tube

CN224231669UCN 224231669 UCN224231669 UCN 224231669UCN-224231669-U

Abstract

The utility model discloses an antifreezing testing device for a cable protection tube, and relates to the technical field of power cables. The utility model comprises a test box, a sealing cover, movable plates, a cable protection tube main body, a long rod and an impact hammer, wherein an impact test tube is fixedly penetrated through the center of the top of the test box, the impact hammer is arranged in the impact test tube, a temperature sensor is fixedly arranged at the top of the test box beside the impact test tube, a cold air tube is fixedly penetrated through the side surface of the test box, the two ends of the test box are fixedly sealed with the sealing covers, two movable plates are movably inserted into the test box, and the cable protection tube main body is jointly penetrated through the two movable plates. The utility model solves the problems that the cable protection tube in a special region lacks an anti-freezing test, the current anti-freezing test cannot be combined with the anti-freezing test, the functionality is insufficient and the performance of the testing device is not comprehensive by arranging the testing box, the movable plate, the sealing cover, the long rod, the impact testing tube and the impact hammer.

Inventors

  • ZHAO LIUAN
  • Xiao Lulu
  • TIAN TINGTING
  • YAN LIJIE
  • XIAO FENG

Assignees

  • 河南昌玖实业有限公司

Dates

Publication Date
20260512
Application Date
20250521

Claims (7)

  1. 1. The anti-freezing testing device for the cable protection tube comprises a testing box (1), a sealing cover (2), a movable plate (3), a cable protection tube main body (4), a long rod (5) and an impact hammer (6), and is characterized in that an impact testing tube (101) is fixedly penetrated at the center of the top of the testing box (1), the impact hammer (6) is arranged in the impact testing tube (101), a temperature sensor (103) is fixedly arranged at the top of the testing box (1) beside the impact testing tube (101), a probe of the temperature sensor (103) extends into the testing box (1), a cold air tube (104) is fixedly penetrated at the side surface of the testing box (1), and the sealing cover (2) is fixedly sealed at two ends of the testing box (1); Two movable plates (3) are movably inserted in the test box (1), and a cable protection tube main body (4) is jointly arranged in the two movable plates (3) in a penetrating mode.
  2. 2. The antifreezing test device for the cable protection tube, as set forth in claim 1, is characterized in that sealing heads (401) are fixed at two ends of the cable protection tube main body (4) in a sealing and gluing mode, a pipeline (402) is fixedly penetrated in the sealing heads (401), and a rubber plug (403) is inserted in a port, far away from the sealing heads (401), of the pipeline (402).
  3. 3. The antifreezing test device for the cable protection tube, as set forth in claim 1, is characterized in that symmetrical limiting grooves (105) are formed in two inner walls of the test box (1), symmetrical limiting blocks (302) are fixed on two sides of the two movable plates (3), and the limiting blocks (302) are slidably arranged in the limiting grooves (105).
  4. 4. The antifreezing test device for the cable protection tube, as set forth in claim 1, is characterized in that the movable plates (3) above the cable protection tube main body (4) are symmetrically provided with adjusting grooves (301), two adjusting grooves (301) on the same straight line in the two movable plates (3) are inserted with long rods (5) together, and the lower parts of the long rods (5) are fixed with streamers (501) distributed at equal intervals.
  5. 5. The anti-freezing test device for the cable protection tube is characterized in that a slot (1011) is formed in the impact test tube (101) in a penetrating mode, a plug board (102) is inserted into the slot (1011) in a freezing test, the impact hammer (6) is pulled out of the impact test tube (101), and the plug board (102) is pulled out of the slot (1011) in the impact test, and the impact hammer (6) enters the impact test tube (101).
  6. 6. The antifreezing test device for the cable protection tube, which is disclosed in claim 1, is characterized in that the first lug plates (106) are fixed on two side edges of two end parts of the test box (1), one face, facing the test box (1), of the sealing cover (2) is fixed with the plug (201), the plug (201) stretches into the test box (1), the sealing gasket (202) is arranged outside the plug (201), the sealing gasket (202) contacts the end parts of the test box (1), the second lug plates (203) are fixed on two sides of the sealing cover (2), and bolts and screwed nuts are inserted between the first lug plates (106) and the second lug plates (203) which are close to each other to be fixed in a matched mode.
  7. 7. The antifreeze testing device of the cable protection tube according to claim 1, wherein a connecting rod (602) is fixed at the top of the impact hammer (6), a sliding block (601) is fixed at the upper end of the connecting rod (602), a handle (603) is fixed at the upper end of the sliding block (601), the upper end of the handle (603) extends out of the impact testing tube (101), the sliding block (601) is positioned in the impact testing tube (101), and the impact hammer (6) contacts the top of the cable protection tube main body (4).

Description

Anti-freezing testing device for cable protection tube Technical Field The utility model belongs to the technical field related to power cables, and particularly relates to an antifreezing test device for a cable protection tube. Background Cable protection pipes are pipe systems used to protect electrical, telecommunication cables from mechanical damage, chemical corrosion and external disturbances. The common types include glass fiber reinforced plastic cable protection pipes, PVC-C/CPVC cable protection pipes, MPP cable protection pipes, HDPE cable protection pipes and stainless steel cable protection pipes, wherein the MPP cable protection pipes are used more at present, and certain tests such as impact resistance tests, antifreezing tests and the like are required before the cable protection pipes are put into sale, but the following defects still exist in actual test operation: For special properties of certain areas, such as colder areas, the frost resistance of the cable protection tube is important, and the cable protection tube needs to have enough frost resistance to protect the cable inside from being damaged, but the corresponding frost resistance testing device is lacking in the market at present, and the effect after the frost resistance test cannot be effectively reflected; secondly, after the anti-freezing test, the anti-impact test should be continued to obtain a more perfect test procedure, but the current anti-impact test cannot be combined with the anti-freezing test, and the anti-freezing test has insufficient functionality and incomplete test performance. Disclosure of utility model The utility model aims to provide an antifreezing test device for a cable protection tube, which solves the problems that the cable protection tube in a special region lacks an antifreezing test, the current impact test cannot be combined with the antifreezing test, the functionality is insufficient and the performance of the test device is not comprehensive by arranging a test box, a movable plate, a sealing cover, a long rod, a test tube and an impact hammer. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to an antifreezing testing device for a cable protection tube, which comprises a testing box, a sealing cover, a movable plate, a cable protection tube main body, a long rod and an impact hammer, wherein an impact test tube is fixedly penetrated at the center of the top of the testing box, and the impact hammer is arranged in the impact test tube; Two movable plates are movably inserted in the test box, and a cable protection pipe main body is jointly arranged in the two movable plates in a penetrating mode. Further, both ends of the cable protection tube main body are sealed, glued and fixed with the head, the pipeline is fixed in the head in a penetrating way, and a rubber plug is inserted in a port of the pipeline far away from the head. Further, symmetrical limiting grooves are formed in two inner walls of the test box, symmetrical limiting blocks are fixed on two sides of the two movable plates, and the limiting blocks are arranged in the limiting grooves in a sliding mode. Further, regulating grooves are symmetrically formed in the movable plates above the cable protection tube main body, long rods are inserted in the two regulating grooves on the same straight line in the two movable plates, and the lower parts of the long rods are fixed with streamers distributed at equal intervals. Further, a slot is formed in the impact test tube in a penetrating mode, a plugboard is inserted into the slot in a plugging mode during freezing test, the impact hammer is used for drawing out the impact test tube, and the plugboard is pulled out of the slot in impact test, and the impact hammer enters the impact test tube. Furthermore, the first ear plates are fixed on the two side edges of the two end parts of the test box, the plug is fixed on one surface of the sealing cover facing the test box and extends into the test box, the sealing gasket is arranged outside the plug and contacts the end parts of the test box, the second ear plates are fixed on the two sides of the sealing cover, and bolts and nuts are inserted between the adjacent first ear plates and the adjacent second ear plates in a threaded mode to be matched and fixed. Further, the top of jump bit is fixed with the connecting rod, the upper end of connecting rod is fixed with the sliding block, the upper end of sliding block is fixed with the handle, and the handle upper end stretches out and assaults the test tube, the sliding block is located and assaults the test tube, the jump bit contacts cable protection tube main part top. The utility model has the following beneficial effects: The utility model solves the problem of lack of anti-freezing test for a cable protection tube in a special region by arranging a test box, movable plates, a sealing cover and long rod