CN214541633U - Wire for wiring harness of rat-proof and ant-proof communication equipment - Google Patents

Abstract

The utility model belongs to the technical field of the communications facilities wire rod technique and specifically relates to indicate a line for communications facilities pencil of protection against rodents ant, include sinle silk, internal insulation layer, steel band protective layer, the first protection against rodents ant layer, external insulation layer, the protection against rodents ant layer of second and the spine layer that sets up according to the preface from inside to outside, the second protection against rodents ant layer is cladding in the fire-retardant polyolefin restrictive coating of protection against rodents ant low smoke and zero halogen of external insulation layer, and the spine layer is including two installation semi-rings of demountable installation and locate a plurality of spines of installation semi-ring, and the both sides of every installation semi-ring have all been installed the spine, every spine all install perpendicularly in the side of installation semi-ring. The utility model adopts a multi-channel rat and ant prevention structure, thus greatly improving the rat and ant prevention performance of the wire rod; the spine layer adopts the design of two installation semi-rings of dismantling the connection, improves the loading and unloading convenience greatly, and every spine all installs perpendicularly in the side of installation semi-ring to avoid the spine to receive wearing and tearing and stab the operating personnel's phenomenon to take place at the operation in-process.

Description

Wire for wiring harness of rat-proof and ant-proof communication equipment

Technical Field

The utility model belongs to the technical field of the communication equipment wire rod technique and specifically relates to indicate a wire for communication equipment pencil of protection against rodents ant.

Background

The oversheath of cable is comparatively soft usually, in its use, often can suffer from the gnawing of mouse ant and eat, causes the damage of cable, electric leakage scheduling problem, has not only seriously reduced the life of cable, but also has certain potential safety hazard. The existing rat-proof and ant-proof cable is commonly provided with the spines on the outer surface of the cable so as to achieve the purpose of reducing the bite of rats and ants, but the adopted spines are usually perpendicular to the axis of the cable, so that not only can operators be damaged, but also the spines can be abraded in the operation process or the use process, the spines cannot act, the rat-proof and ant-proof capacity is reduced, and the problem of preventing rats and ants from the cable is difficult to solve only by the spines.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a wire for wiring harness of rat-proof and ant-proof communication equipment, which adopts a multi-channel rat-proof and ant-proof structure formed by a first rat-proof and ant-proof layer, a second rat-proof and ant-proof layer and a spine layer, thereby greatly improving the rat-proof and ant-proof performance of the wire rod; the spine layer adopts the design of two installation semi-rings of dismantling the connection, for the structure of two installation semi-ring integrations among the prior art, improves the loading and unloading convenience greatly, and every spine all installs perpendicularly in the side of installation semi-ring to avoid the spine to receive wearing and tearing and stab the phenomenon emergence of operation personnel in the operation process.

In order to solve the technical problem, the utility model discloses a following technical scheme: the wire for the wiring harness of the rat-proof and ant-proof communication equipment comprises a wire core, an inner insulating layer, a steel belt protective layer, a first rat-proof and ant layer, an outer insulating layer, a second rat-proof and ant layer and a spine layer which are sequentially arranged from inside to outside, wherein the second rat-proof and ant layer is a rat-proof and ant low-smoke halogen-free flame-retardant polyolefin sheath layer coated on the outer insulating layer, the spine layer comprises two installation semi-rings which are detachably installed and a plurality of spines which are arranged on the installation semi-rings, the spines are arranged on two sides of each installation semi-ring, and each spine is vertically installed on the side surface of the installation semi-ring.

Preferably, the first rat/ant prevention layer is a polyvinyl chloride layer which is coated on the steel belt protection layer and is added with a rat/ant repellent, and the outer insulation layer is coated on the first rat/ant prevention layer.

Preferably, an insulation shielding layer is arranged between the wire core and the inner insulation layer, the insulation shielding layer covers the wire core, and the inner insulation layer covers the insulation shielding layer.

Preferably, a waterproof layer is arranged between the inner insulating layer and the steel belt protective layer, the waterproof layer is coated on the inner insulating layer, and the steel belt protective layer is coated on the waterproof layer.

Preferably, the waterproof layer is a linear low density polyethylene waterproof layer.

Preferably, a wear-resistant layer is arranged between the pricking layer and the second rat and ant prevention layer, the wear-resistant layer is coated on the second rat and ant prevention layer, and each mounting semi-ring is semi-coated on the outer surface of the wear-resistant layer.

Preferably, the wear-resistant layer is a polyetheretherketone coating.

Preferably, the steel belt protective layer is spiral-shaped, and the spiral-shaped steel belt protective layer is spirally wound on the outer surface of the inner insulating layer.

Preferably, the steel belt protection layer is ring-shaped, and the outer surface of the inner insulation layer is sleeved with the ring-shaped steel belt protection layer.

The beneficial effects of the utility model reside in that: the utility model provides a wire for wiring harness of communication equipment for preventing rats and ants, which forms three protection of rats and ants for the wire rod through a first layer of preventing rats and ants, a second layer of preventing rats and ants and a spine layer, if the structure of preventing rats and ants on the outer layer fails, the structure of preventing rats and ants on the inner layer can also protect the wire rod from rats and ants, thus greatly improving the performance of preventing rats and ants of the wire rod; the second rat-proof and ant-proof layer is a rat-proof and ant-proof low-smoke halogen-free flame-retardant polyolefin sheath layer, so that the rat-proof and ant-proof polyolefin sheath layer has the functions of preventing rats and ants and protecting wires, has the characteristics of no toxicity and environmental protection, and is harmless to people and livestock; the spine layer adopts the design of two installation semi-rings of dismantling the connection, for the structure of two installation semi-ring integrations among the prior art, improves the loading and unloading convenience greatly, and every spine all installs perpendicularly in the side of installation semi-ring to alleviate the spine and lead to the problem that protection against rodents ant performance reduces because of receiving wearing and tearing at the operation in-process, also avoided the operation personnel to take place by the phenomenon that the spine stabbed in the operation process simultaneously.

Drawings

Fig. 1 is a schematic diagram of the cross-sectional structure of the wire for the wiring harness of the rat-proof and ant-proof communication equipment of the utility model.

Fig. 2 is a schematic view of the three-dimensional structure of the puncture layer in the wire for the wiring harness of the rat-proof and ant-proof communication equipment of the present invention.

Description of reference numerals:

1-wire core 2-inner insulating layer 3-steel belt protective layer

4-first rat/ant prevention layer 5-outer insulating layer 6-second rat/ant prevention layer

7-spine layer 70-installation semi-ring 71-spine

72-mounting projection 73-mounting hole 8-insulation shielding layer

9-waterproof layer 10-wear layer.

Detailed Description

In order to facilitate the understanding of those skilled in the art, the present invention will be further described with reference to the following examples, which are not intended to limit the scope of the present invention.

As shown in fig. 1 to 2, the wire for the wiring harness of the rat-proof and ant-proof communication equipment comprises a wire core 1, an inner insulating layer 2, a steel belt protective layer 3, a first rat-proof and ant-proof layer 4, an outer insulating layer 5, a second rat-proof and ant-proof layer 6 and a spike layer 7 which are sequentially arranged from inside to outside, wherein the second rat-proof and ant-proof layer 6 is a rat-proof and ant-proof low-smoke halogen-free flame-retardant polyolefin sheath layer coated on the outer insulating layer 5, the spike layer 7 comprises two detachably mounted mounting semi-rings 70 and a plurality of spikes 71 arranged on the mounting semi-rings 70, the spikes 71 are respectively arranged on two sides of each mounting semi-ring 70, and each spike 71 is vertically mounted on the side surface of the mounting semi-ring 70.

Specifically, the two installation half rings 70 are fixedly connected through screws and nuts, that is, the end of each installation half ring 70 is provided with an installation bump 72, the installation bump 72 is perpendicular to the side surface of the installation half ring 70, and the installation bump 72 is provided with an installation hole 73 for a screw to pass through, so that the screws pass through the installation holes 73 on the two installation half rings 70 during installation, and then the two installation half rings 70 are fixed through matching of the nuts and the screws, and the two installation half rings 70 can be separated from each other only by reversely screwing the nuts to separate the installation half rings from the screws during disassembly, so that the operation is simple and convenient; specifically, inner insulation layer 2 and outer insulation layer 5 are used for carrying out insulation protection to the wire rod to there is the risk of electrocuteeing when avoiding the operation personnel operation, the practicality is strong.

Three protection layers of the wire rods are formed by the first rat and ant prevention layer 4, the second rat and ant prevention layer 6 and the pricking layer 7, and if the rat and ant prevention structure positioned on the outer layer fails, the rat and ant prevention structure on the inner layer can also perform rat and ant prevention protection on the wire rods, so that the rat and ant prevention performance of the wire rods is greatly improved; the second rat-proof and ant-proof layer 6 is a rat-proof and ant-proof low-smoke halogen-free flame-retardant polyolefin sheath layer, so that the rat-proof and ant-proof polyolefin sheath layer has the functions of preventing rats and ants and protecting wires, has the characteristics of no toxicity and environmental protection, and is harmless to people and livestock; the spine layer 7 adopts the design of two installation semi-rings 70 that can dismantle the connection, for the structure of two installation semi-rings 70 integral types among the prior art, improves the loading and unloading convenience greatly, and every spine 71 all installs perpendicularly in the side of installation semi-ring 70 to alleviate the spine 71 because of receiving the problem that wearing and tearing lead to protection against rodents ant performance reduction at the operation in-process, also avoided the operation personnel to take place by the phenomenon that the spine 71 stabbed in the operation in-process simultaneously.

In this embodiment, the first rat/ant prevention layer 4 is a polyvinyl chloride layer coated on the steel belt protective layer 3 and added with a rat/ant repellent, and the outer insulating layer 5 is coated on the first rat/ant prevention layer 4. Specifically, the polyvinyl chloride layer is made of an environment-friendly polyvinyl chloride material, and has the characteristics of environmental protection and no toxicity; when spine layer 7, the 6 time spent of second protection against rodents ant layer, first protection against rodents ant layer 4 can continue to carry out protection against rodents ant for the wire rod, dispels mouse and ant worm through the agent of repelling rodents ant to avoid the mice ant to continue to gnaw and bite the wire rod, through the mode of multichannel protection like this, further effectively improve the protection against rodents ant performance of wire rod, the practicality is strong.

In this embodiment, an insulation shielding layer 8 is disposed between the wire core 1 and the inner insulation layer 2, the insulation shielding layer 8 covers the wire core 1, and the inner insulation layer 2 covers the insulation shielding layer 8. Insulating shielding layer 8 plays the effect of signal shielding to avoid the signal transmission of external signal interference wire rod, effectively guaranteed that the wire rod is electrically conductive and signal transmission's stability, the practicality is strong.

In this embodiment, a waterproof layer 9 is disposed between the inner insulating layer 2 and the steel strip protective layer 3, the waterproof layer 9 is coated on the inner insulating layer 2, and the steel strip protective layer 3 is coated on the waterproof layer 9. The waterproof layer 9 plays a role in blocking moisture so as to avoid the phenomenon of circuit short circuit caused by the moisture permeating into the wire core 1, and the use safety of the wire rod is ensured.

In this embodiment, the waterproof layer 9 is a linear low density polyethylene waterproof layer. The water permeability of linear low density polyethylene water blocking layer is poor, can effectively block moisture outside to avoid taking place because of the phenomenon that moisture infiltrates sinle silk 1 and leads to the short circuit of circuit, guaranteed the safety in utilization of wire rod.

In this embodiment, a wear-resistant layer 10 is disposed between the pricking layer 7 and the second rat and ant preventing layer 6, the wear-resistant layer 10 covers the second rat and ant preventing layer 6, and each of the installation half rings 70 is half-covered on the outer surface of the wear-resistant layer 10. The wear-resistant layer 10 plays a role in protecting the wire rod, so that the phenomenon that the inside of the wire rod is directly exposed due to gnawing of rats and ants is avoided, the service life of the wire rod is prolonged, and the use safety of the wire rod is improved.

In this embodiment, the wear-resistant layer 10 is a polyetheretherketone coating. The polyether-ether-ketone coating has good wear resistance, high temperature resistance, corrosion resistance, rigidity and flexibility, and in practical application, the mechanical property of the wire rod can be effectively enhanced, the service life of the wire rod is ensured, and the damage of the outer surface of the wire rod caused by gnawing of rats and ants is avoided.

In this embodiment, the steel belt protective layer 3 is a spiral type, and the spiral steel belt protective layer 3 is spirally wound on the outer surface of the inner insulating layer 2. The spiral steel belt protective layer 3 can not only provide protection for the inner insulating layer 2 and prevent the inner insulating layer 2 from being extruded, deformed and cracked due to gnawing of rats and ants, but also reduce the consumption of the steel belt protective layer 3 and save the cost,

in this embodiment, the steel belt protection layer 3 is ring-shaped, and the ring-shaped steel belt protection layer 3 is sleeved on the outer surface of the inner insulation layer 2. The annular steel belt protective layer 3 can protect the inner insulating layer 2 in all directions, so that the inner insulating layer 2 effectively reduces damage caused by external impact, the phenomenon that the inner insulating layer 2 is extruded and deformed and broken due to gnawing of rats and ants is effectively prevented, and the protective performance is strong.

In the description of the present invention, it should be noted that, for the orientation words, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship are based on the orientation or positional relationship shown in the drawings, and it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The above-mentioned embodiments only express a plurality of embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (8)

1. Wire for communications facilities pencil of protection against rodents ant, its characterized in that: including sinle silk (1), internal insulation layer (2), steel band protective layer (3), first protection against rodents ant layer (4), external insulation layer (5), second protection against rodents ant layer (6) and spine layer (7) that set gradually from inside to outside, second protection against rodents ant layer (6) for the cladding in the protection against rodents ant low smoke and zero halogen flame retardant polyolefin restrictive coating of external insulation layer (5), spine layer (7) are including two installation semi-rings (70) of demountable installation and locate a plurality of spines (71) of installation semi-ring (70), and the both sides of every installation semi-ring (70) have all been installed spine (71), every spine (71) all install perpendicularly in the side of installation semi-ring (70).

2. The rat/ant-proof wire for a communication equipment harness according to claim 1, wherein: an insulation shielding layer (8) is arranged between the wire core (1) and the inner insulation layer (2), the insulation shielding layer (8) is coated on the wire core (1), and the inner insulation layer (2) is coated on the insulation shielding layer (8).

3. The rat/ant-proof wire for a communication equipment harness according to claim 1, wherein: a waterproof layer (9) is arranged between the inner insulating layer (2) and the steel strip protective layer (3), the waterproof layer (9) is coated on the inner insulating layer (2), and the steel strip protective layer (3) is coated on the waterproof layer (9).

4. The rat/ant-proof wire for a communication equipment harness according to claim 3, wherein: the waterproof layer (9) is a linear low-density polyethylene waterproof layer.

5. The rat/ant-proof wire for a communication equipment harness according to claim 1, wherein: a wear-resistant layer (10) is arranged between the pricking layer (7) and the second rat and ant prevention layer (6), the wear-resistant layer (10) is covered on the second rat and ant prevention layer (6), and each mounting semi-ring (70) is half covered on the outer surface of the wear-resistant layer (10).

6. The rat/ant-proof wire for a communication equipment harness according to claim 5, wherein: the wear-resistant layer (10) is a polyether-ether-ketone coating.

7. The rat/ant-proof wire for a communication equipment harness according to any one of claims 1 to 6, wherein: the steel belt protective layer (3) is spiral, and the spiral steel belt protective layer (3) is spirally wound on the outer surface of the inner insulating layer (2).

8. The rat/ant-proof wire for a communication equipment harness according to any one of claims 1 to 6, wherein: the steel belt protective layer (3) is annular, and the annular steel belt protective layer (3) is sleeved on the outer surface of the inner insulating layer (2).

Images