CN215577898U

CN215577898U - Communication local area network cable with good high-low temperature resistance and flame-retardant effect

Info

Publication number: CN215577898U
Application number: CN202121570438.5U
Authority: CN
Inventors: 郜从金; 邹卿
Original assignee: Jiangsu Yaoxin Technology Co ltd
Current assignee: Jiangsu Yaoxin Technology Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-18
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a communication local area network cable with good high-low temperature resistance and flame retardant effect, which relates to the technical field of cables and comprises an outer insulating layer, wherein a temperature anti-interference layer is arranged inside the outer insulating layer, four rubber protection blocks are arranged inside a temperature anti-interference mechanism, the rubber protection blocks are far away from one side of a high-temperature protection layer, an inner protection layer is arranged inside the high-temperature protection layer, a plurality of functional layers are arranged inside the inner protection layer, and a plurality of transmission wire cores are arranged inside each of the plurality of functional layers, so that the communication local area network cable has the beneficial effects that: this communication LAN cable that resistant high low temperature flame retardant efficiency is good through the structure that uses the cavity formula, sets up the protection mechanism that fills there is nitrogen gas between high temperature inoxidizing coating and inner protective layer to flame retardant coating in the inside of cable sets up simultaneously, can effectually increase the fire behavior of preventing of cable itself, improved the security of cable when using.

Description

Communication local area network cable with good high-low temperature resistance and flame-retardant effect

Technical Field

The utility model relates to the technical field of cables, in particular to a communication local area network cable with good high-low temperature resistance and flame retardant effect.

Background

The coverage area of the local area network is generally within several kilometers of a square circle, and the local area network has the characteristics of convenience and rapidness in installation, cost saving, convenience in expansion and the like, so that the local area network is widely applied to various offices. The local area network can realize functions such as file management, application software sharing, printer sharing, in the middle of the use, through maintaining local area network safety, can protect data security effectively, guarantee that local area network can normal stable operation, because local area network itself can cover certain scope, so use the cable as the means of signal transmission also in the use, but in some environment comparatively abominable, and in the place that takes place the accident easily, can often lead to sudden signal loss owing to external factors such as high temperature, low temperature or flame, can cause very big loss when serious, for this reason, we have proposed the good communication local area network cable of resistant high low temperature flame retardant efficiency.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the communication local area network cable with good high-low temperature resistance and flame retardant effect, and solves the problems in the background technology.

In order to achieve the purpose, the utility model is realized by the following technical scheme: high low temperature resistant effectual communication LAN cable of fire-retardant, including the outer insulating layer, the inside of outer insulating layer is provided with temperature jam-proof layer, temperature jam-proof mechanism internally mounted has four rubber protection pieces, one side that the high temperature inoxidizing coating was kept away from to the rubber protection piece and the inside that is located the high temperature inoxidizing coating is provided with the inner protective layer, the inside of inner protective layer is provided with many functional layers, the inside of many functional layers all is provided with a plurality of transmission sinle silks.

Preferably, the temperature interference-proof layer includes low temperature inoxidizing coating and high temperature inoxidizing coating, the low temperature inoxidizing coating sets up the inside at the outer insulating layer, the high temperature inoxidizing coating sets up the inside at the low temperature inoxidizing coating, the low temperature inoxidizing coating is made by the heat preservation cotton, the high temperature inoxidizing coating is made by the winding of mica tape.

Preferably, the multifunctional layer comprises an inner flame-retardant layer, the inner flame-retardant layer is arranged inside the inner protective layer, two inner insulating layers are arranged inside the inner flame-retardant layer, anti-interference layers are arranged inside the inner insulating layers, the anti-interference layers are made of tinfoil, and the inner flame-retardant layer is made of flame-retardant fibers.

Preferably, the fixing filling layer is filled in the inner flame-retardant layer and positioned on the outer side of the inner insulating layer.

Preferably, nitrogen is filled between the high-temperature protective layer and the inner flame-retardant layer.

Preferably, the outer insulating layer and the inner insulating layer are both made of polyvinyl chloride material.

The utility model provides a communication local area network cable with good high-low temperature resistance and flame retardant effect, which has the following beneficial effects:

1. this communication LAN cable that resistant high low temperature flame retardant efficiency is good through the structure that uses the cavity formula, sets up the protection mechanism that fills there is nitrogen gas between high temperature inoxidizing coating and inner protective layer to flame retardant coating in the inside of cable sets up simultaneously, can effectually increase the fire behavior of preventing of cable itself, improved the security of cable when using.

2. This communication LAN cable that fire-retardant effect of resistant high low temperature is good through using low temperature inoxidizing coating and high temperature inoxidizing coating simultaneously, can let cable itself more convenient under high temperature or microthermal adverse circumstances to can make the cable more stable to the transmission of signal through using the jam-proof layer, it is more convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the utility model at A in FIG. 1.

In the figure: 1. an outer insulating layer; 2. a low temperature protective layer; 3. a high temperature protective layer; 4. a rubber protection block; 5. an inner protective layer; 6. an inner flame retardant layer; 7. an inner insulating layer; 8. an interference prevention layer; 9. fixing the filling layer; 10. and a transmission wire core.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a communication local area network cable with good high-temperature and low-temperature resistance and flame retardant effects comprises an outer insulating layer 1, wherein a temperature anti-interference layer is arranged inside the outer insulating layer 1 and comprises a low-temperature protective layer 2 and a high-temperature protective layer 3, the low-temperature protective layer 2 is arranged inside the outer insulating layer 1, the high-temperature protective layer 3 is arranged inside the low-temperature protective layer 2, the low-temperature protective layer 2 is made of heat-insulating cotton, the high-temperature protective layer 3 is made of a mica tape in a winding mode and can better cope with high-temperature or low-temperature environments when the cable is used, four rubber protective blocks 4 are arranged inside a temperature anti-interference mechanism, an inner protective layer 5 is arranged on one side, away from the high-temperature protective layer 3, of each rubber protective block 4 and located inside the high-temperature protective layer 3, a plurality of functional layers are arranged inside the inner protective layer 5, each multifunctional layer comprises an inner flame retardant layer 6, and nitrogen is filled between the high-temperature protective layer 3 and the inner flame retardant layer 6, when a fire disaster occurs, a flame-retardant space within a certain time can be formed by using filled nitrogen, the inner flame-retardant layer 6 is arranged inside the inner protective layer 5, two inner insulating layers 7 are arranged inside the inner flame-retardant layer 6, the outer insulating layer 1 and the inner insulating layer 7 are both made of polyvinyl chloride materials, the insulativity of the cable is guaranteed, the anti-interference layers 8 are arranged inside the two inner insulating layers 7, each anti-interference layer 8 is made of tinfoil, the inner flame-retardant layer 6 is made of flame-retardant fibers, the flame retardant property of the cable is improved, the fixed filling layer 9 is filled inside the inner flame-retardant layer 6 and outside the inner insulating layers 7, and the transmission wire cores 10 are arranged inside the multifunctional layer.

To sum up, this communication LAN cable that resistant high low temperature flame retardant efficiency is good, in the use, when the temperature is lower or higher, can utilize low temperature inoxidizing coating 2 and high temperature inoxidizing coating 3 to carry out effectual isolation to the temperature respectively, avoid appearing extreme weather and cause the influence to the cable, when somewhere catches fire, with outside external insulation layer 1, nitrogen gas between high temperature inoxidizing coating 3 and the inner protective layer 5 can pass through the hole blowout when low temperature inoxidizing coating 2 and high temperature inoxidizing coating 3 burn through, cause the reduction of oxygen content in the certain limit, and then make near the flame extinguish of burning point, can utilize interior flame retardant coating 6 to carry out the secondary protection to flame when flame is great, avoid causing the damage to inside transmission sinle silk 10.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. Communication LAN cable that resistant high low temperature flame retardant efficiency is good, including outer insulating layer (1), its characterized in that: the inside of outer insulating layer (1) is provided with temperature jam-proof layer, temperature jam-proof mechanism internally mounted has four rubber protection pieces (4), one side that high temperature inoxidizing coating (3) was kept away from in rubber protection piece (4) and the inside that is located high temperature inoxidizing coating (3) is provided with interior protective layer (5), the inside of interior protective layer (5) is provided with many functional layers, the inside of many functional layers all is provided with a plurality of transmission sinle silks (10).

2. The communication local area network cable with good high and low temperature resistance and flame retardant effect according to claim 1, characterized in that: the temperature jam-proof layer includes low temperature inoxidizing coating (2) and high temperature inoxidizing coating (3), low temperature inoxidizing coating (2) set up the inside in external insulation layer (1), high temperature inoxidizing coating (3) set up the inside in low temperature inoxidizing coating (2), low temperature inoxidizing coating (2) are made by the heat preservation cotton, high temperature inoxidizing coating (3) are made by the winding of mica tape.

3. The communication local area network cable with good high and low temperature resistance and flame retardant effect according to claim 1, characterized in that: the multifunctional layer comprises an inner flame-retardant layer (6), the inner flame-retardant layer (6) is arranged inside an inner protective layer (5), two inner insulating layers (7) are arranged inside the inner flame-retardant layer (6), an anti-interference layer (8) is arranged inside each inner insulating layer (7), the anti-interference layer (8) is made of tinfoil, and the inner flame-retardant layer (6) is made of flame-retardant fibers.

4. The communication local area network cable with good high and low temperature resistance and flame retardant effect according to claim 3, characterized in that: and a fixed filling layer (9) is filled in the inner flame-retardant layer (6) and positioned on the outer side of the inner insulating layer (7).

5. The communication local area network cable with good high and low temperature resistance and flame retardant effect according to claim 3, characterized in that: and nitrogen is filled between the high-temperature protective layer (3) and the inner flame-retardant layer (6).

6. The communication local area network cable with good high and low temperature resistance and flame retardant effect according to claim 3, characterized in that: the outer insulating layer (1) and the inner insulating layer (7) are both made of polyvinyl chloride materials.