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CN-224232388-U - Low-smoke halogen-free high-flame-retardance belting

CN224232388UCN 224232388 UCN224232388 UCN 224232388UCN-224232388-U

Abstract

The utility model relates to the technical field of flame-retardant belting, in particular to a low-smoke halogen-free high-flame-retardant belting, which comprises a belting roll core and a belting body wound between the outer walls of the belting roll core, wherein a plurality of marking strips are filled in parallel on the outer surfaces of the belting body, the marking strips are arranged at equal intervals along the extending direction of the belting body, a rotation stopping mechanism is arranged between the inner walls of the belting roll core and comprises a rotation stopping sleeve, the outer walls of the rotation stopping sleeve are mutually clamped with the inner walls of the belting roll core, one end of the rotation stopping sleeve is fixedly connected with a limiting ring, the belting body is wound and marked by the marking strips which are uniformly spaced and are filled in parallel on the outer surfaces of the extending direction of the belting body in parallel, when the belting body and the marking strips are excessively stretched in the winding process, the marking strips become thick or change in a linear shape, the change can be obviously observed, the winding progress of the belting body is adaptively adjusted according to the change, and the practicability of the device is increased.

Inventors

  • JIANG TAO
  • ZHANG YUN
  • YANG YUN
  • LI SHUQIN
  • YANG MINGJIAN

Assignees

  • 江苏沃峰新材料有限公司

Dates

Publication Date
20260512
Application Date
20250327

Claims (8)

  1. 1. The low-smoke halogen-free high-flame-retardant belting comprises a belting coil core (1) and a belting body (11) wound between the outer walls of the belting coil core (1), and is characterized in that a plurality of marking strips (12) are filled in parallel on the outer surface of the belting body (11), the marking strips (12) are arranged at equal intervals along the extending direction of the belting body (11), a rotation stopping mechanism (2) is arranged between the inner walls of the belting coil core (1), the rotation stopping mechanism (2) comprises a rotation stopping sleeve (21), the outer wall of the rotation stopping sleeve (21) is clamped with the inner wall of the belting coil core (1), one end of the rotation stopping sleeve (21) is fixedly connected with a limiting circular ring (211), a first positioning clamping ring (22) and a second positioning clamping ring (23) are sleeved between the outer walls of the rotation stopping sleeve (21), a rotation stopping sliding block (221) is fixedly connected between the inner walls of the first positioning clamping ring (22), the rotation stopping sliding block (221) is slidably arranged between the outer wall grooves of the rotation stopping sleeve (21), and one side of the second positioning sleeve (23) and one end of the belting coil core (1) are adhered with one end of the belting through glue.
  2. 2. The low-smoke halogen-free high-flame-retardant bag strap of claim 1, wherein the first positioning snap ring (22) is fixedly connected with a plurality of limiting convex columns (222) close to the side wall where the second positioning snap ring (23) is positioned, the plurality of limiting convex columns (222) are arranged in an equally-divided angle mode along the peripheral direction of the first positioning snap ring, a plurality of limiting circular grooves (231) are formed in the second positioning snap ring (23) close to the side wall where the first positioning snap ring is positioned, the plurality of limiting circular grooves (231) are formed in an equally-divided angle mode along the peripheral direction of the second positioning snap ring (23), and the limiting circular grooves (231) can be mutually clamped with the limiting convex columns (222).
  3. 3. The low-smoke zero-halogen high-flame-retardant bag belt as claimed in claim 2, wherein the outer wall of the rotation stopping sleeve (21) is sleeved with an extrusion spring (24), and the extrusion spring (24) is positioned between the limiting circular ring (211) and the adjacent side wall of the first positioning clamping ring (22).
  4. 4. The low-smoke zero-halogen high-flame-retardance belting according to claim 3, wherein an annular opening (212) is formed in the outer wall of the other end of the rotation stopping sleeve (21), and a ring gear (3) is clamped between annular grooves in the outer wall of the annular opening (212).
  5. 5. The low-smoke zero-halogen high-flame-retardant bag belt as claimed in claim 4, wherein a plurality of mounting grooves (213) are formed in the side wall of the annular opening (212), anti-falling assemblies (4) are mounted in the mounting grooves (213), and the anti-falling assemblies (4) are mounted at equal angles along the peripheral direction of the anti-rotation sleeve (21).
  6. 6. The low-smoke zero-halogen high-flame-retardant bag strap of claim 5, wherein the anti-falling assembly (4) comprises an anti-falling buckle (41), one end of a rotating shaft of the anti-falling buckle (41) is clamped in a circular groove on the side wall of the annular opening (212), a notch gear (42) is fixedly connected to the other end of a shaft rod of the anti-falling buckle (41), and the notch gear (42) can be meshed with the annular gear (3).
  7. 7. The low-smoke zero-halogen high-flame-retardant bag belt as claimed in claim 6, wherein an arc-shaped spring (43) is arranged between the arc-shaped side walls of the anti-falling buckle (41), and one end of the arc-shaped spring (43) is fixedly connected with the arc-shaped inner wall of the mounting groove (213).
  8. 8. The low-smoke zero-halogen high-flame-retardance belting is characterized in that a rubber pad (5) is attached to the inner wall of the anti-rotation sleeve (21).

Description

Low-smoke halogen-free high-flame-retardance belting Technical Field The utility model relates to the technical field of flame-retardant wrapping tape, in particular to a low-smoke halogen-free high-flame-retardant wrapping tape. Background The low-smoke halogen-free high-flame-retardant wrapping tape is a flame-retardant material for wires and cables, has the characteristics of low smoke, no halogen and high flame retardance, is widely applied to the fields of electric power, communication, rail transit and the like, ensures the safety and environmental protection of the cables in fire, and is suitable for the production of various halogen-free, low-smoke and flame-retardant cables, such as power cables, control cables, communication cables, rail transit cables and the like. The cable can be used as a wrapping tape and a fire-isolating flame-retardant layer of the cable, and the flame retardant property and the safety of the cable are improved. The utility model provides a high fire-retardant band of low smoke and zero halogen is provided like current patent publication number CN220208607U, relates to the high fire-retardant band field, including the high fire-retardant band section of low smoke and zero halogen, the high fire-retardant band section of low smoke and zero halogen is provided with a plurality ofly, a plurality of be provided with the fire-retardant area of elasticity between the high fire-retardant band section of low smoke and zero halogen, the upper surface fixedly connected with friction lug in the fire-retardant area of elasticity, the friction lug is provided with a plurality ofly, a plurality of the even fixed connection of friction lug is on the fire-retardant area of elasticity. According to the utility model, when the cable expands due to heating, the elastic flame-retardant belt connected with the high flame-retardant belt is stretched under the stress, so that the elasticity of the high flame-retardant belt is improved. The high flame-retardant belting and the elastic flame-retardant belting in the device are manufactured through extrusion of the hot press device, however, in the process of intertwining the high flame-retardant belting and the outer wall of the cable in the production process of the cable, the high flame-retardant belting or the elastic flame-retardant belting always deforms due to uneven winding speed, and the strip-shaped high flame-retardant belting and the elastic flame-retardant belting have little deformation, so that the winding progress between the belting and the cable cannot be judged and adjusted according to the deformation quantity of the high flame-retardant belting or the elastic flame-retardant belting. Therefore, the low-smoke zero-halogen high-flame-retardance belting is provided for solving the problems. Disclosure of utility model In order to overcome the defects in the prior art, the problems that in the process of winding the high flame-retardant wrapping tape and the outer wall of the cable in the production process of the cable, the high flame-retardant wrapping tape or the elastic flame-retardant wrapping tape always deforms due to uneven winding speed, and the strip-shaped high flame-retardant wrapping tape and the elastic flame-retardant wrapping tape deform slightly, so that the winding progress between the wrapping tape and the cable cannot be judged and adjusted according to the deformation amount of the high flame-retardant wrapping tape or the elastic flame-retardant wrapping tape are solved. The technical scheme includes that the low-smoke halogen-free high-flame-retardant tape comprises a tape roll core and a tape body wound between the outer walls of the tape roll core, a plurality of marking strips are filled in parallel on the outer surface of the tape body, the marking strips are arranged at equal intervals along the extending direction of the tape body, a rotation stopping mechanism is arranged between the inner walls of the tape roll core and comprises a rotation stopping sleeve, the outer walls of the rotation stopping sleeve and the inner walls of the tape roll core are clamped with each other, one end of the rotation stopping sleeve is fixedly connected with a limiting circular ring, a first positioning clamping ring and a second positioning clamping ring are sleeved between the outer walls of the rotation stopping sleeve, a rotation stopping sliding block is fixedly connected between the inner walls of the first clamping ring and is slidably mounted between outer wall grooves of the rotation stopping sleeve, and one side of the second positioning clamping ring and one end of the tape roll core are mutually attached through glue. Preferably, the side wall where the first positioning snap ring is close to the second positioning snap ring is fixedly connected with a plurality of limiting convex columns, the limiting convex columns are arranged at equal angles along the peripheral direction of the first positioning snap ring