CN217982891U - Prefabricated branch fireproof cable - Google Patents
Prefabricated branch fireproof cable Download PDFInfo
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- CN217982891U CN217982891U CN202222280656.6U CN202222280656U CN217982891U CN 217982891 U CN217982891 U CN 217982891U CN 202222280656 U CN202222280656 U CN 202222280656U CN 217982891 U CN217982891 U CN 217982891U
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Abstract
The utility model discloses a prefabricated branch fireproof cable, including the main cable sinle silk, the fixed surface cover of main cable sinle silk outer lane is equipped with main sheath, the top of main sheath is connected with assists the sheath, the positive surface of assisting the sheath is provided with assists the cable sinle silk, assist the rear side of cable sinle silk run through assist the sheath and with main cable sinle silk fixed connection, main sheath includes the micaceous stone filling layer. The utility model discloses a mica stone filling layer, the chloroprene rubber layer that retards, thermal-insulated rete, nanometer magnesium hydrate fire retardant layer, the cooperation of low smoke and zero halogen restrictive coating and glass fiber weaving layer is used, can make prefabricated branch cable possess the function of fire prevention, fireproof cable's life is longer like this, current prefabricated branch cable has been solved when using, because of not possessing the function of fire prevention, make its situation that spontaneous combustion appears in high temperature environment very easily, cause prefabricated branch cable to damage, thereby lead to prefabricated branch cable to appear the shorter problem of life.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a prefabricated branch fireproof cable.
Background
The prefabricated branch cable is a series of special production equipment in a factory according to indexes such as main and branch cable models, specifications, cross sections, lengths, branch positions and the like required by a cable user, is manufactured on a flow production line, is a cable with the branch cable prefabricated according to a user design drawing when a main cable is produced by the factory, is a new technical product in recent years, the branch cable is prefabricated on the main cable by the factory, the cross section size of the branch cable, the length of the branch cable and the like are determined according to design requirements, the construction period is greatly shortened, the material cost and the construction cost are greatly reduced, the safety and the reliability of power distribution are greatly ensured, the existing prefabricated branch cable does not have a fireproof function when being used, the problem that the prefabricated branch cable is extremely easy to generate spontaneous combustion in a high-temperature environment, the prefabricated branch cable is damaged, the problem that the service life of the prefabricated branch cable is short is caused, and the practicability of the prefabricated branch fireproof cable is greatly reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prefabricated branch fireproof cable possesses the advantage of fire prevention, has solved current prefabricated branch cable when using, because of not possessing the function of fire prevention, makes its situation of spontaneous combustion very easily appearing in high temperature environment, causes prefabricated branch cable to damage to lead to prefabricated branch cable to appear the shorter problem of life.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prefabricated branch fireproof cable, includes the main cable sinle silk, the fixed surface cover of main cable sinle silk outer lane is equipped with main sheath, the top of main sheath is connected with assists the sheath, assist the positive surface of sheath to be provided with and assist the cable sinle silk, assist the rear side of cable sinle silk run through assist the sheath and with main cable sinle silk fixed connection, main sheath includes the mica stone filling layer, the surface coating of mica stone filling layer outer lane has the glass fiber weaving layer, the surface coating of glass fiber weaving layer outer lane has the metal to weave the shielding layer, the surface coating that the shielding layer outer lane was woven to the metal has the polyethylene sheath, the surface coating of polyethylene sheath outer lane has the flame retardant coating, the flame retardant coating includes chloroprene flame retardant rubber layer, thermal-insulated membrane layer, low smoke zero halogen restrictive coating and nanometer magnesium hydroxide fire retardant layer.
Preferably, the main sheath and the auxiliary sheath are made of the same material, the outer diameter of the auxiliary sheath is smaller than that of the main sheath, the main cable core and the auxiliary cable core are made of the same material, and the outer diameter of the main cable core is larger than that of the auxiliary cable core.
Preferably, the mica stone filling layer is wrapped on the surface of the outer ring of the main cable core, and the inner ring of the chloroprene flame-retardant rubber layer is wrapped on the surface of the outer ring of the polyethylene sheath.
Preferably, the chloroprene flame-retardant rubber layer, the heat insulation film layer, the low-smoke halogen-free sheath layer and the nanoscale magnesium hydroxide flame retardant layer are sequentially arranged from inside to outside, and the heat insulation film layer is wrapped on the surface of the outer ring of the chloroprene flame-retardant rubber layer.
Preferably, the low-smoke halogen-free sheath layer is wrapped on the surface of the outer ring of the heat insulation film layer, and the nanoscale magnesium hydroxide flame retardant layer is sprayed on the surface of the outer ring of the low-smoke halogen-free sheath layer.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a mica stone filling layer, the chloroprene rubber layer that retards, thermal-insulated rete, nanometer magnesium hydrate fire retardant layer, the cooperation of low smoke and zero halogen restrictive coating and glass fiber weaving layer is used, can make prefabricated branch cable possess the function of fire prevention, fireproof cable's life is longer like this, current prefabricated branch cable has been solved when using, because of not possessing the function of fire prevention, make its situation that spontaneous combustion appears in high temperature environment very easily, cause prefabricated branch cable to damage, thereby lead to prefabricated branch cable to appear the shorter problem of life, be worth promoting.
Drawings
FIG. 1 is an isometric view of the structure of the present invention;
FIG. 2 is an axonometric view of the main sheath structure of the present invention;
fig. 3 is an axonometric view of the fireproof layer structure of the utility model.
In the figure: the cable comprises 1 auxiliary cable core, 2 auxiliary sheaths, 3 main sheaths, 31 mica stone filling layers, 32 metal braided shielding layers, 33 fireproof layers, 331 neoprene flame-retardant rubber layers, 332 heat insulation film layers, 333 nano-scale magnesium hydroxide flame retardant layers, 334 low-smoke halogen-free sheath layers, 34 polyethylene sheaths, 35 glass fiber braided layers and 4 main cable cores.
Detailed Description
Referring to fig. 1-3, a prefabricated branch fireproof cable includes a main cable core 4, a main sheath 3 is fixedly sleeved on the surface of the outer ring of the main cable core 4, an auxiliary sheath 2 is connected to the top of the main sheath 3, an auxiliary cable core 1 is arranged on the front surface of the auxiliary sheath 2, the rear side of the auxiliary cable core 1 penetrates through the auxiliary sheath 2 and is fixedly connected with the main cable core 4, the main sheath 3 includes a mica stone filling layer 31, a glass fiber braided layer 35 is wrapped on the surface of the outer ring of the mica stone filling layer 31, a metal braided shielding layer 32 is wrapped on the surface of the outer ring of the glass fiber braided layer 35, a polyethylene sheath 34 is wrapped on the surface of the outer ring of the metal braided shielding layer 32, a fireproof layer 33 is wrapped on the surface of the outer ring of the polyethylene sheath 34, and the fireproof layer 33 includes a chloroprene flame retardant rubber layer 331, a heat insulation film layer 332, a low-smoke halogen-free flame retardant sheath layer 334 and a nano-level magnesium hydroxide flame retardant layer 333;
the main sheath 3 and the auxiliary sheath 2 are made of the same material, the outer diameter of the auxiliary sheath 2 is smaller than that of the main sheath 3, the main cable core 4 and the auxiliary cable core 1 are made of the same material, and the outer diameter of the main cable core 4 is larger than that of the auxiliary cable core 1;
the mica stone filling layer 31 is wrapped on the surface of the outer ring of the main cable core 4, and the inner ring of the chloroprene flame-retardant rubber layer 331 is wrapped on the surface of the outer ring of the polyethylene sheath 34;
the chloroprene flame-retardant rubber layer 331, the heat-insulating film layer 332, the low-smoke halogen-free sheath layer 334 and the nanoscale magnesium hydroxide flame retardant layer 333 are sequentially arranged from inside to outside, and the heat-insulating film layer 332 is wrapped on the surface of the outer ring of the chloroprene flame-retardant rubber layer 331;
the low-smoke halogen-free sheath layer 334 is wrapped on the surface of the outer ring of the heat insulation film layer 332, and the nano-scale magnesium hydroxide flame retardant layer 333 is sprayed on the surface of the outer ring of the low-smoke halogen-free sheath layer 334.
During the use, through the cooperation use of mica stone filling layer 31, chloroprene fire-retardant rubber layer 331, thermal-insulated rete 332, nanometer magnesium hydrate flame retardant layer 333, low smoke and zero halogen restrictive coating 334 and glass fiber weaving layer 35, can make prefabricated branch cable possess the function of fire prevention, the life of fireproof cable is longer like this, solved current prefabricated branch cable when using, because of not possessing the function of fire prevention, make its situation of spontaneous combustion very easily appearing in the high temperature environment, cause prefabricated branch cable to damage, thereby lead to prefabricated branch cable to appear the problem that life is shorter.
In summary, the following steps: this prefabricated branch fireproof cable uses through the cooperation of micaceous stone filling layer 31, chloroprene rubber flame retardant rubber layer 331, thermal-insulated rete 332, nanometer magnesium hydrate flame retardant layer 333, low smoke and zero halogen restrictive coating 334 and glass fiber weaving layer 35, has solved current prefabricated branch cable when using, because of not possessing the function of fire prevention, makes its situation of spontaneous combustion very easily appearing in high temperature environment, causes prefabricated branch cable to damage to lead to the problem that life is shorter appears in prefabricated branch cable.
Claims (5)
1. The utility model provides a prefabricated branch fireproof cable, includes main cable core (4), its characterized in that: the utility model discloses a cable core, including main cable core (4), the fixed surface of main cable core (4) outer lane is equipped with main sheath (3) with the top of main sheath (3) is connected with and assists sheath (2), the positive surface of assisting sheath (2) is provided with and assists cable core (1), the rear side of assisting cable core (1) runs through and assists sheath (2) and with main cable core (4) fixed connection, main sheath (3) include mica stone filling layer (31), the surface parcel of mica stone filling layer (31) outer lane has glass fiber braid (35), the surface parcel of glass fiber braid (35) outer lane has metal woven shielding layer (32), the surface parcel of metal woven shielding layer (32) outer lane has polyethylene sheath (34), the surface parcel of polyethylene sheath (34) outer lane has flame retardant coating (33), flame retardant coating (33) include chloroprene rubber layer (331), heat insulating film layer (332), low smoke sheath layer (334) and nanometer halogen-free magnesium hydroxide fire retardant layer (333).
2. The prefabricated branch fireproof cable of claim 1, wherein: the main sheath (3) and the auxiliary sheath (2) are made of the same material, the outer diameter of the auxiliary sheath (2) is smaller than that of the main sheath (3), the main cable core (4) and the auxiliary cable core (1) are made of the same material, and the outer diameter of the main cable core (4) is larger than that of the auxiliary cable core (1).
3. The prefabricated branch fireproof cable of claim 1, wherein: the mica stone filling layer (31) is wrapped on the surface of the outer ring of the main cable core (4), and the inner ring of the chloroprene flame-retardant rubber layer (331) is wrapped on the surface of the outer ring of the polyethylene sheath (34).
4. A prefabricated branch fireproof cable according to claim 1, wherein: the chloroprene flame-retardant rubber layer (331), the heat insulation film layer (332), the low-smoke halogen-free sheath layer (334) and the nanoscale magnesium hydroxide flame retardant layer (333) are sequentially arranged from inside to outside, and the heat insulation film layer (332) is wrapped on the surface of the outer ring of the chloroprene flame-retardant rubber layer (331).
5. A prefabricated branch fireproof cable according to claim 1, wherein: the low-smoke halogen-free sheath layer (334) wraps the surface of the outer ring of the heat insulation film layer (332), and the nanoscale magnesium hydroxide flame retardant layer (333) is sprayed on the surface of the outer ring of the low-smoke halogen-free sheath layer (334).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222280656.6U CN217982891U (en) | 2022-08-30 | 2022-08-30 | Prefabricated branch fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222280656.6U CN217982891U (en) | 2022-08-30 | 2022-08-30 | Prefabricated branch fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217982891U true CN217982891U (en) | 2022-12-06 |
Family
ID=84262536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222280656.6U Active CN217982891U (en) | 2022-08-30 | 2022-08-30 | Prefabricated branch fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217982891U (en) |
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2022
- 2022-08-30 CN CN202222280656.6U patent/CN217982891U/en active Active
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