CN217333689U

CN217333689U - Ratproof fireproof cable

Info

Publication number: CN217333689U
Application number: CN202221190771.8U
Authority: CN
Inventors: 黄美芳
Original assignee: Zhejiang Li'an Cable Co ltd
Current assignee: Zhejiang Li'an Cable Co ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2022-08-30
Anticipated expiration: 2032-05-18

Abstract

The utility model discloses a protection against rodents fireproof cable, including a plurality of sinle silk bodies, the flame retardant coating, the filling block, insulating layer and fire-retardant oversheath, the outer wall of fire-retardant oversheath is provided with thin steel layer, a plurality of protection against rodents mechanisms of outer wall equidistance fixedly connected with of flame retardant coating, protection against rodents mechanism contains the rubber circle, a plurality of spine blocks and a plurality of camphor ball of driving away mice, a plurality of spine blocks are the outer wall that the annular array is fixed in the rubber circle, the camphor ball of driving away mice sets up in the inner chamber of rubber circle, the outer wall of protection against rodents mechanism is provided with protection machanism, protection machanism contains first protection piece and second protection piece, first protection piece and second protection piece activity joint. The utility model discloses utilize protection against rodents mechanism and protection machanism matched with mode that sets up, through the spur piece and drive mouse camphor ball, be convenient for reduce mouse etc. and sting the food to the cable, through thin steel layer, strengthen the anti intensity of stinging of cable, through protection machanism, make laying of cable not influenced, reduce the emergence of cable fault.

Description

Ratproof fireproof cable

Technical Field

The utility model relates to a cable field, in particular to protection against rodents fireproof cable.

Background

The fireproof cable is a cable which is widely applied at the present stage, the fireproof cable mainly comprises two categories of UL series flame-retardant cables and flame-retardant low-smoke halogen-free cables, and the cable sheath material on the outer wall of the cable is damaged by oxygen, heat, light, force, chemical corrosion and other environments in use and also can be damaged by mice and other organisms due to food erosion, so that the phenomena of power failure accidents, telecommunication interruption and the like are caused.

Because the outer wall protection against rodents performance of current fireproof cable is poor, and does not possess the rat repelling function, lead to the mouse to gnaw the cable outer wall sheath easily all the time, cause the cable core to be destroyed, cause cable fault or phenomenon such as weing, arouse phenomenons such as electric leakage short circuit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection against rodents fireproof cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rat-proof fireproof cable comprises a plurality of wire core bodies, a fireproof layer, a filling block, an insulating layer and a flame-retardant outer sheath, wherein a thin steel layer is arranged on the outer wall of the flame-retardant outer sheath, a fireproof layer is arranged on the outer wall of the thin steel layer, and a plurality of rat-proof mechanisms are fixedly connected to the outer wall of the fireproof layer at equal intervals;

the rat-proof mechanism comprises a rubber ring, a plurality of spine blocks and a plurality of rat-repelling camphor balls, the plurality of rubber rings are fixed on the outer wall of the fireproof layer at equal intervals, the plurality of spine blocks are fixed on the outer wall of the rubber ring in an annular array, and the rat-repelling camphor balls are arranged in the inner cavity of the rubber ring;

the outer wall of protection against rodents mechanism is provided with protection machanism, protection machanism contains first protection piece and second protection piece, first protection piece and second protection piece activity joint.

Preferably, the fixed cover of flame retardant coating locates the outer wall of sinle silk body, the packing piece sets up in the outer wall of flame retardant coating.

Preferably, the insulating layer and the flame-retardant outer sheath are arranged on the outer wall of the filling block, and the inner walls of the first protection block and the second protection block are attached to one ends of the plurality of spike blocks.

Preferably, the thin steel layer is composed of a thin rigid belt, and the inner wall of the fire-proof layer is bonded and connected with the outer wall of the thin steel layer.

Preferably, the outer wall of the flame-retardant outer sheath is fixedly connected with the inner wall of the thin steel layer, and the insulating layer is arranged in the inner cavity of the flame-retardant outer sheath.

Preferably, the outer wall of the insulating layer is fixedly connected with the inner wall of the flame-retardant outer sheath, and the inner wall of the insulating layer is attached to and connected with the outer wall of the filling block.

The utility model discloses a technological effect and advantage:

(1) the utility model discloses utilize protection against rodents mechanism and protection mechanism matched with setting mode, through the spine piece with drive mouse camphor ball, be convenient for reduce the bite of mouse etc. to the cable and eat, through thin steel layer, be convenient for carry out physical protection to the cable, strengthen the anti-bite intensity of cable, through protection mechanism, make laying of cable not influenced, make the sinle silk body obtain safety protection, reduce the emergence of cable trouble;

(2) the utility model discloses utilize insulating layer, fire-retardant oversheath and flame retardant coating matched with to set up the mode, through sinle silk body outer wall flame retardant coating, improve sinle silk body's fire-resistant insulating nature, through insulating layer and fire-retardant oversheath, improve the fire behavior of cable, make the use of cable safe and reliable more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the overall front view structure of the present invention.

Fig. 3 is a schematic view of the overall side sectional structure of the present invention.

In the figure: 1. a wire core body; 2. a refractory layer; 3. filling blocks; 4. an insulating layer; 5. a flame retardant outer jacket; 6. a thin steel layer; 7. a fire barrier layer; 8. a rat guard mechanism; 801. a rubber ring; 802. a pricking block; 803. camphor ball for repelling rats; 9. a protection mechanism; 901. a first guard block; 902. and a second guard block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a rat-proof fireproof cable as shown in figures 1-3, which comprises a plurality of wire core bodies 1, a fire-resistant layer 2, a filling block 3, an insulating layer 4 and a flame-retardant outer sheath 5, wherein the outer wall of the flame-retardant outer sheath 5 is provided with a thin steel layer 6, the outer wall of the flame-retardant outer sheath 5 is provided with the thin steel layer 6, the thin steel layer 6 is a circular tube structure consisting of thin rigid belts, and the rigidity and the firmness of the cable are convenient to improve, so that the outer wall of the wire core bodies 1 has certain strength, the cable is convenient to be physically protected, the anti-biting strength of the cable is enhanced, the outer wall of the thin steel layer 6 is provided with a fire-resistant layer 7, and the fireproof performance of the cable is convenient to improve;

the outer wall of the fireproof layer 7 is fixedly connected with a plurality of rat-proof mechanisms 8 at equal intervals, each rat-proof mechanism 8 comprises a rubber ring 801, a plurality of spine blocks 802 and a plurality of rat-repelling camphor balls 803, the rubber ring 801 is made of rubber with certain hardness, stable use of a cable is facilitated, meanwhile, the spine blocks 802 are convenient to fix, the rubber rings 801 are fixed on the outer wall of the fireproof layer 7 at equal intervals, the spine blocks 802 are fixed on the outer wall of the rubber ring 801 in an annular array mode, the spine blocks 802 are made of plastic or metal materials, the top of each spine block is of a sharp structure, approach of rats and the like is facilitated, the rat-repelling camphor balls 803 are arranged in the inner cavity of the rubber ring 801, rat-repelling and insect repelling are facilitated through the rat-repelling camphor balls 803, rat and insect repelling are facilitated, rat and ant biting of the cable is reduced, and safety protection performance of the cable is improved;

the protection mechanism 9 is arranged on the outer wall of the rat-proof mechanism 8, the protection mechanism 9 comprises a first protection block 901 and a second protection block 902, the first protection block 901 and the second protection block 902 have certain flexibility, the first protection block 901 and the second protection block 902 are movably clamped, the inner walls of the first protection block 901 and the second protection block 902 are attached to one ends of a plurality of sharp-prick blocks 802, the first protection block 901 and the second protection block 902 are wrapped on the outer side of the rat-proof mechanism 8 conveniently, workers can pave cables more conveniently, and the first protection block 901 and the second protection block 902 are conveniently detached after the cables are paved through the movable clamping of the first protection block 901 and the second protection block 902;

the fireproof layer 2 is fixedly sleeved on the outer wall of the wire core body 1, the fireproof layer 2 is a fireproof mica tape sleeve, the fireproof mica tape sleeve is made of fireproof insulating materials, the fireproof insulating performance of the wire core body 1 is improved conveniently, the filling block 3 is arranged on the outer wall of the fireproof layer 2, the filling block 3 is made of polyethylene foam materials, the outer wall of the wire core body 1 is protected conveniently, the cable is prevented from being influenced by deformation and the like of the wire core body 1 due to overlarge pressure, and the safety protection performance of the cable is improved;

the insulating layer 4 and the flame-retardant outer sheath 5 are arranged on the outer wall of the filling block 3, the outer wall of the insulating layer 4 is fixedly connected with the inner wall of the flame-retardant outer sheath 5, the inner wall of the insulating layer 4 is connected with the outer wall of the filling block 3 in a fitting mode, the insulating layer 4 is formed by weaving tinned copper materials, the influence of an external electromagnetic field on the cable is reduced conveniently, the shielding performance of the cable is improved, the insulating layer 4 is arranged in the inner cavity of the flame-retardant outer sheath 5, and the flame-retardant performance of the cable is further improved conveniently through the flame-retardant outer sheath 5.

The utility model discloses the theory of operation:

the sharp structure can prevent mice and the like from approaching through the sharp stabbing blocks 802 on the outer wall of the rubber ring 801, so that the biting of the mice and the like to the cable is reduced, the rat repelling camphor balls 803 can repel the rat and repel the insect through the pungent smell of the rat repelling camphor balls 803 after preventing the rubber ring 801 times from being damaged, thereby reducing the continuous damage to the cable, the laying of the cable is not affected by the protection mechanism 9, the cable is conveniently protected physically by the thin steel layer 6, the anti-biting strength of the cable is enhanced, the cable core body 1 is protected safely, the occurrence of cable faults is reduced, the fire-resistant insulating property of the cable core body 1 is improved through the fire-resistant layer 2 on the outer wall of the cable core body 1, the fire-resistant property of the cable is improved through the insulating layer 4 and the fire-resistant outer sheath 5, through the filling block 3 of polyethylene foam material, make sinle silk body 1 have certain compressive capacity, make the use of cable safe and reliable more.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A rat-proof fireproof cable comprises a plurality of wire core bodies (1), a fireproof layer (2), a filling block (3), an insulating layer (4) and a flame-retardant outer sheath (5), and is characterized in that a thin steel layer (6) is arranged on the outer wall of the flame-retardant outer sheath (5), a fireproof layer (7) is arranged on the outer wall of the thin steel layer (6), and a plurality of rat-proof mechanisms (8) are fixedly connected to the outer wall of the fireproof layer (7) at equal intervals;

the rat-proof mechanism (8) comprises a rubber ring (801), a plurality of prick blocks (802) and a plurality of rat-repelling camphor balls (803), the plurality of rubber rings (801) are fixed on the outer wall of the fireproof layer (7) at equal intervals, the plurality of prick blocks (802) are fixed on the outer wall of the rubber ring (801) in an annular array, and the rat-repelling camphor balls (803) are arranged in the inner cavity of the rubber ring (801);

the outer wall of protection against rodents mechanism (8) is provided with protection machanism (9), protection machanism (9) contain first protection piece (901) and second protection piece (902), first protection piece (901) and second protection piece (902) activity joint.

2. The rat-proof and fireproof cable according to claim 1, wherein the fire-resistant layer (2) is fixedly sleeved on the outer wall of the wire core body (1), and the filling block (3) is arranged on the outer wall of the fire-resistant layer (2).

3. The rat-proof fireproof cable according to claim 1, wherein the insulating layer (4) and the flame-retardant outer sheath (5) are arranged on the outer wall of the filling block (3), and the inner walls of the first protection block (901) and the second protection block (902) are attached to one ends of the plurality of spike blocks (802).

4. A rat-proof and fireproof cable according to claim 1, wherein the thin steel layer (6) is composed of a thin steel strip, and the inner wall of the fireproof layer (7) is bonded and connected with the outer wall of the thin steel layer (6).

5. The rat-proof and fireproof cable according to claim 1, wherein the outer wall of the flame-retardant outer sheath (5) is fixedly connected with the inner wall of the thin steel layer (6), and the insulating layer (4) is arranged in the inner cavity of the flame-retardant outer sheath (5).

6. The rat-proof fireproof cable according to claim 1, wherein the outer wall of the insulating layer (4) is fixedly connected with the inner wall of the flame-retardant outer sheath (5), and the inner wall of the insulating layer (4) is attached to the outer wall of the filling block (3).