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CN-122000126-A - Adjustable filling flame-retardant cable

CN122000126ACN 122000126 ACN122000126 ACN 122000126ACN-122000126-A

Abstract

The invention discloses an adjustable filling flame-retardant cable, which comprises a cable core, a protective shell, a power device and a filling flame-retardant unit, wherein a control motor drives a driving screw rod to rotate through a driving rotating shaft, the driving screw rod drives a moving block to move, so that the two moving blocks can drive a plurality of floating cylinders to move inwards and outwards through connecting rods, when the plurality of floating cylinders move inwards, the floating cylinders and the ventilation net cover enter a fixed cover, flame-retardant particles in the fixed cover the ventilation net cover at the outer end of the floating cylinders, so that flame can be effectively prevented from entering through a ventilation opening to burn the cable core, when the plurality of floating cylinders move outwards, the flame-retardant particles can enter the ventilation net cover at the outer end of the floating cylinders, so that the outer end of the floating cylinders and the ventilation net cover enter the ventilation opening, an outer end separation net, the ventilation net cover and a ventilation path of the floating cylinders are formed, so that the cable core can be effectively ventilated and radiated, the structure design is flexible, and the design is ingenious.

Inventors

  • CHEN YUAN
  • ZHU HUAQIAN
  • CHEN DENGMING
  • JIANG XUE
  • LIU LEI

Assignees

  • 江苏诸成电缆有限公司

Dates

Publication Date
20260508
Application Date
20260409

Claims (9)

  1. 1. The adjustable filling flame-retardant cable comprises a cable core, a protective shell, a power device and a filling flame-retardant unit, wherein the protective shell is sleeved on the outer side of the periphery of the cable core, a ventilation ring cavity is formed in the inner side of the protective shell, a plurality of filling flame-retardant units are uniformly arranged on the upper side of the protective shell along the axial direction, a plurality of ventilation openings are uniformly formed in the upper side of the protective shell along the axial direction, the filling flame-retardant unit comprises an outer end isolation net, a floating cylinder, a ventilation net cover, a fixed cover and flame-retardant particles, the inner side of the ventilation opening is respectively provided with a fixed cover, a floating cylinder is arranged in the middle of the inside of the fixed cover, the outer end of the floating cylinder is connected with the ventilation net cover, the outer end of the floating cylinder extends to the position of the ventilation opening, the inner end of the floating cylinder extends to the inner side of the fixed cover, the outer end face of the ventilation opening is provided with the outer end isolation net, the ventilation net cover and the floating cylinder form a ventilation path, the filling flame-retardant particles are positioned on the outer side of the periphery of the floating cylinder, the upper side of the protective shell is respectively provided with the power device, the power device is arranged on the two sides of the upper side of the protective shell, and the floating cylinder is driven by the power device to move to the floating cylinder to enable the floating cylinder to enter the floating cylinder to the fixed cylinder to enter the inner side to the fixed air cylinder to be made to be fixed to the inside.
  2. 2. The adjustable filled flame retardant cable of claim 1, wherein the outer end spacer, floating cylinder, and vent screen are all made of a fire resistant material.
  3. 3. The adjustable filled flame retardant cable of claim 1, wherein the vent screen is in an outwardly convex arcuate configuration.
  4. 4. The adjustable filling flame-retardant cable according to claim 1, wherein the power device comprises a control motor, a driving rotating shaft, a driving screw rod, moving blocks and a connecting rod, wherein the two ends of the upper side of the protective shell are respectively provided with an adjusting slot, the outer sides of the adjusting slots are respectively provided with the control motor, the inner sides of the control motors are connected with the driving screw rod through the driving rotating shaft, the driving screw rod is connected in the adjusting slots in a penetrating manner, the moving blocks are slidably arranged in the adjusting slots, the moving blocks are in threaded connection with the driving screw rod, the connecting rod is arranged between the two moving blocks, and the outer sides of the connecting rod are connected with a plurality of floating cylinders.
  5. 5. The adjustable filled flame-retardant cable of claim 4, wherein the inner end of the floating cylinder is provided with a radial connecting column, and the outer side of the connecting rod is respectively connected with the radial connecting column through a plurality of connecting protrusions.
  6. 6. The adjustable filled flame-retardant cable of claim 1, wherein when the outer end of the floating cylinder is positioned at the ventilation opening, the outer periphery of the outer end of the floating cylinder is abutted with the inner periphery wall of the ventilation opening, and the outer periphery of the inner end of the floating cylinder is abutted with the inner periphery wall of the inner end of the fixed cover.
  7. 7. The adjustable filled flame retardant cable of claim 1 wherein the flame retardant particles are aluminum hydroxide particles.
  8. 8. The adjustable filled flame retardant cable of claim 1, wherein the fixed cover has a tapered configuration with a large outside and a small inside.
  9. 9. The adjustable filled flame retardant cable of claim 1, wherein the protective outer shell is made of a fire resistant material.

Description

Adjustable filling flame-retardant cable Technical Field The invention belongs to the technical field of flame-retardant cables, and particularly relates to an adjustable filling flame-retardant cable. Background The cable is a cable similar to a rope and is formed by twisting several or several groups of wires, each group of wires are mutually insulated and often twisted around a center, the whole outside is covered with a highly insulating covering layer, the cable has the characteristics of inner electrifying and outer insulating, the cable is provided with a power cable, a high-temperature cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, the use environment of the existing cable is complex, in some special occasions, the existing cable needs to be flame-retardant, the special flame-retardant material is used for wrapping and fireproof, so that the structure is strong in sealing performance, but the structure often causes the whole wrapping to be sealed, so that the heat dissipation performance of the whole cable structure is poor, because the structure is sealed, the heat conduction and interaction of air current cannot be carried out with the outside, the use flexibility of the structure is poor, the existing structure needs to be upgraded and reformed, the cable is provided with a flame-retardant and heat dissipation structure, and the use flexibility and convenience of the structure are improved. Disclosure of Invention Aiming at the defects of the prior art, the invention solves the problem of providing the adjustable filling flame-retardant cable which has a flame-retardant and heat-radiating structure and is flexible and convenient to use. In order to solve the problems, the invention adopts the following technical scheme: An adjustable filling flame-retardant cable comprises a cable core, a protective shell, a power device and filling flame-retardant units, wherein the protective shell is sleeved on the outer side of the periphery of the cable core, a ventilation ring cavity is arranged on the inner side of the protective shell, a plurality of filling flame-retardant units are uniformly arranged on the upper side of the protective shell along the axial direction, a plurality of ventilation openings are uniformly formed on the upper side of the protective shell along the axial direction, the filling flame-retardant units comprise an outer end isolation net, a floating cylinder, a ventilation net cover, a fixed cover and flame-retardant particles, a fixed cover is respectively arranged on the inner side of each ventilation opening, a floating cylinder is arranged in the middle of the inside of the fixed cover, the outer end of each floating cylinder is connected with the ventilation net cover, the outer end of each floating cylinder extends to the position of the ventilation opening, the inner end of each floating cylinder extends to the inner side of the fixed cover, the outer end face of each ventilation opening is provided with the outer end isolation net, each outer end isolation net cover, each ventilation net cover and each floating cylinder form a ventilation path, the flame-retardant particles are filled in the fixed cover, the upper side of the protective shell is respectively provided with a power device, and the power device is respectively arranged on the two ends of the upper side of the protective shell, and the power device is arranged on the inner side of the fixed cover, and the floating cylinder cover is driven by the floating cylinder and the fixed cylinder and the air cylinder. Further, the outer end separation net, the floating cylinder and the ventilation net cover are all made of fireproof materials. Further, the ventilation net cover is of an arc-shaped structure protruding outwards. The power device comprises a control motor, a driving rotating shaft, a driving screw rod, moving blocks and connecting rods, wherein two ends of the upper side of the protective shell are respectively provided with an adjusting slot, the outer sides of the adjusting slots are respectively provided with a control motor, the inner sides of the control motors are connected with the driving screw rod through the driving rotating shaft, the driving screw rod is connected in the adjusting slots in a penetrating mode, the moving blocks are slidably arranged in the adjusting slots in a threaded mode, the connecting rods are arranged between the moving blocks and the driving screw rod in a threaded mode, and the outer sides of the connecting rods are connected with a plurality of floating cylinders. Further, the inner end of the floating cylinder is provided with a radial connecting column, and the outer side of the connecting rod is respectively connected with the radial connecting column through a plurality of connecting protrusions. Further, when the outer end of the floating cylinder is positioned at the ventilation opening, the outer side of the p