CN215007611U

CN215007611U - Environment-friendly copper core polyvinyl chloride insulated cable

Info

Publication number: CN215007611U
Application number: CN202121341754.5U
Authority: CN
Inventors: 张振宇
Original assignee: Yamamoto Cable Co ltd
Current assignee: Yamamoto Cable Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-12-03
Anticipated expiration: 2031-06-16

Abstract

The utility model provides an environment-friendly copper core polyvinyl chloride insulated cable, which comprises an outer protective layer; the inner protection layer is fixedly connected to the inner side of the outer protection layer; the isolation cladding is provided with two positions, and the two isolation cladding are arranged in the isolation cladding; the core cladding is arranged on the inner side of the isolation cladding, and the isolation cladding wraps the core cladding; the copper core is inserted in the core cladding; the side rib layers are inserted in the isolation cladding and are provided with two positions, and the two side rib layers are respectively arranged at two sides of the joint of the two isolation cladding; the outer protective layer comprises outer isolation convex patterns, fifteen positions of the outer isolation convex patterns are arranged on the inner wall of the outer protective layer in a protruding mode, and the outer isolation convex patterns are of ladder-bar-shaped structures made of polyvinyl chloride materials; it includes the burr lateral wall to separate the burr outward, and the burr lateral wall is the stair structure setting, can see out, has reduced because distortion and many times bend the line body and lead to a plurality of inoxidizing coating such as internal insulation layer and fill insulating material to drop, reduces cable life's problem.

Description

Environment-friendly copper core polyvinyl chloride insulated cable

Technical Field

The utility model belongs to the technical field of the cable, more specifically say, in particular to environment-friendly copper core polyvinyl chloride insulated cable.

Background

The cable is generally a rope-like cable made up of several or several groups of conductors (at least two in each group) twisted together, each group of conductors being insulated from each other and usually twisted around a core, covered with a highly insulating covering over the whole, and erected in the air or installed underground or underwater for telecommunication or power transmission, the insulated conductors being constituted by one or more mutually insulated conductive cores placed in a sealed sheath, which is generally coated with bitumen or wrapped with an impregnated jute layer or an extruded polyethylene or polyvinyl chloride sheath in order to avoid corrosion of the steel bands or wires by the surrounding medium. The outer part of the cable can be added with a protective covering layer for transmitting, distributing electric energy or transmitting electric signals, and the difference from the common electric wire is mainly that the cable is large in size and complex in structure. The cable mainly comprises a conductive wire core, an insulating layer, a sealing sheath and a protective covering layer.

Based on the above patent description, it can be seen that, like the inevitable experience of many times of tortuous, buckling when using of the existing cable body, lead to a plurality of inoxidizing coatings such as internal insulation layer and packing insulating material to drop, great reduction the life of cable.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and an environment-friendly copper core polyvinyl chloride insulated cable is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an environment-friendly copper core polyvinyl chloride insulated cable to inevitable experience when solving similar current cable body and using is tortuous, is buckled many times, leads to a plurality of inoxidizing coatings such as internal insulation layer and fills insulating material and drops, great reduction the life's of cable problem.

The utility model relates to an environment-friendly copper core polyvinyl chloride insulated cable's purpose and efficiency are reached by following concrete technological means:

an environment-friendly copper-core polyvinyl chloride insulated cable comprises an outer protective layer; the inner protection layer is fixedly connected to the inner side of the outer protection layer; the isolation cladding is provided with two positions, and the two isolation cladding are arranged in the isolation cladding; the core cladding is arranged on the inner side of the isolation cladding, and the isolation cladding wraps the core cladding; the copper core is inserted in the core cladding; the side rib layers are inserted in the isolation cladding, and are provided with two positions which are respectively arranged at two sides of the joint of the two isolation cladding.

Further, the outer jacket separates the burr including outer, separates the burr and is equipped with fifteen places altogether outward, and separates the burr protrusion outward and sets up on the inner wall of outer jacket, separates the burr outward and is the ladder bar structure of polyvinyl chloride material.

Furthermore, the external ribs comprise rib side walls which are arranged in a stepped structure.

Further, the inner protection layer is provided with fifteen positions including reinforced stable protecting lines, the fifteen positions are surrounded on the outer wall of the inner protection layer, and the cross section of the reinforced stable protecting lines is of a triangular structure.

Furthermore, the isolation cladding is an oval pipe body and comprises a first insulation core layer, the first insulation core layer is arranged on one side of the isolation cladding, and the cross section of the first insulation core layer is of a triangular structure; the cross section of the second insulating core layer is also in a triangular structure, and the second insulating core layer is arranged on the other half side of the isolation cladding.

Furthermore, the core cladding is a triangular-structure filler, the core cladding comprises a cladding protective shell, the cladding protective shell is wrapped on the outer side of the core cladding, and the cladding protective shell is a PVC cladding with a triangular-structure section; the cable slot is arranged in the core cladding.

Furthermore, the side rib layer is a rubber strip with an arc-shaped cross section, and two sides of the side rib layer are alternately provided with elastic side grooves with rectangular groove structures.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses increase in the function has been carried out on current insulating cable, mainly embodied: the inner wall of the outer protective layer is provided with the outer insulation convex line, the reinforced stable protective line on the surface of the inner protective layer can be better extruded under the action of the side stepped structure of the outer insulation convex line, the friction force is increased, the delamination probability of a cable in the using process can be reduced, the strength of the outer protective layer can be enhanced, the overall strength of the cable is improved, the reinforced stable protective line is arranged on the outer surface of the inner protective layer, the contact tightness between the core layer and the outer protective layer is enhanced while the physical strength of the inner protective layer is enhanced, the core layer is arranged in the isolation cladding and is of a triangular structure, the twisting probability of the core layer can be reduced in the using process, the cladding protective shell can better play an insulating effect, the side rib layer plays an insulating and protecting role, has good bending property through the action of the elastic side groove, the side rib layer can be seen, the falling of a plurality of protective layers such as an inner insulating layer and a filled insulating material caused by twisting and repeated bending of a wire body is reduced, the service life of the cable is reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the side rib layer of the present invention.

Fig. 3 is a schematic structural diagram of the inner protection layer of the present invention.

Fig. 4 is a schematic view of the enlarged structure of the part a of fig. 1 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an outer jacket; 101. an outer barrier rib; 1011. a relief sidewall; 2. an inner protective layer; 201. reinforcing and stabilizing the protecting lines; 3. an isolation cladding; 301. a first insulating core layer; 302. a second insulating core layer; 4. a core cladding; 401. a cladding protective shell; 402. a cable trough; 5. a copper core; 6. a side rib layer; 601. and an elastic side groove.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 4:

the utility model provides an environment-friendly copper core polyvinyl chloride insulated cable, which comprises an outer protective layer 1; the inner protection layer 2 is fixedly connected to the inner side of the outer protection layer 1; the isolation cladding 3 is provided with two positions, and the two isolation cladding 3 are arranged in the isolation cladding 3; the core cladding 4 is arranged on the inner side of the isolation cladding 3, and the isolation cladding 3 wraps the core cladding 4; the copper core 5 is inserted in the core cladding 4; the side rib layers 6 are inserted in the isolation cladding 3, the side rib layers 6 are provided with two positions, and the two side rib layers 6 are respectively arranged at two sides of the joint of the two isolation cladding 3.

Wherein, outer jacket 1 is including separating burr 101 outward, it is equipped with fifteen departments altogether to separate burr 101 outward, and separate burr 101 protrusion outward and set up on outer jacket 1's inner wall, it is the ladder bar structure of polyvinyl chloride material to separate burr 101 outward, it is including burr lateral wall 1011 to separate burr 101 outward, burr lateral wall 1011 is the stair structure setting, outer jacket 1 of this structure is as shown in figure 1, be equipped with on outer jacket 1's the inner wall and separate burr 101 outward, through the effect of separating burr 101 side stair structure outward, the firm protecting wire 201 of enhancement on 2 surfaces of inner sheath of extrusion that can be better, the effect that has the increase friction power, can reduce the probability that the delaminating takes place in the cable use, still can strengthen outer jacket 1's intensity, improve the bulk strength of cable.

Wherein, interior sheath 2 is including strengthening firm line 201, strengthens firm line 201 and is equipped with fifteen departments altogether, fifteen strengthen firm line 201 and encircle to establish on the outer wall of interior sheath 2, and strengthen firm line 201 cross-section and be the triangle-shaped structure, and the interior sheath 2 of this structure is as shown in figure 3, strengthens firm line 201 and establishes the surface in interior sheath 2, when having the interior sheath 2 physical strength of strengthening, has strengthened and the outer sheath 1 between the contact compactness.

The isolation cladding 3 is an oval pipe body, the isolation cladding 3 comprises a first insulating core layer 301, the first insulating core layer 301 is arranged on one side of the isolation cladding 3, and the cross section of the first insulating core layer 301 is of a triangular structure; the cross-section of the second insulating core layer 302 is also in a triangular structure, and the second insulating core layer 302 is arranged on the other half side of the insulating cladding layer 3, the insulating cladding layer 3 of the structure is shown in fig. 2, the insulating cladding layer 3 is divided into two regions, the first insulating core layer 301 and the second insulating core layer 302 are respectively provided with a group of cores, so that the insulating performance is better, meanwhile, the core cladding layer 4 of the elliptical structure can be better filled in the pipe, and the space and the overall weight of the cable are saved.

The core cladding layer 4 is a triangular structure filling body, the core cladding layer 4 comprises a cladding protective shell 401, the cladding protective shell 401 wraps the outer side of the core cladding layer 4, and the cladding protective shell 401 is a PVC cladding with a triangular structure in cross section; the cable slot 402 is arranged in the core cladding 4, the core cladding 4 of the structure is shown in fig. 4, the core cladding 4 is arranged in the isolation cladding 3 and is of a triangular structure, the probability of the core cladding 4 being twisted can be reduced in the using process, and the cladding protective shell 401 has a better insulation effect.

The side rib layer 6 is a rubber strip with an arc-shaped cross section, the two sides of the side rib layer 6 are alternately provided with elastic side grooves 601 with rectangular groove structures, the side rib layer 6 with the structure is as shown in fig. 2, the side rib layer 6 plays insulating and protecting roles, and meanwhile has good bending characteristics through the effect of the elastic side grooves 601, and the side rib layer 6 is provided.

The specific use mode and function of the embodiment are as follows:

in the utility model, firstly, the inner wall of the outer protective layer 1 is provided with the outer isolation convex line 101, through the function of the ladder structure on the side surface of the outer isolation convex line 101, the reinforced and stable protecting lines 201 on the surface of the inner sheath layer 2 can be better extruded, the function of increasing friction force is achieved, the probability of delamination of the cable in the using process can be reduced, the strength of the outer protective layer 1 can be enhanced, the overall strength of the cable can be improved, the reinforcing stable protecting lines 201 are arranged on the outer surface of the inner protective layer 2, the physical strength of the inner sheath layer 2 is enhanced, the contact tightness between the inner sheath layer and the outer sheath layer 1 is enhanced, the core cladding layer 4 is arranged in the isolation cladding layer 3 and is of a triangular structure, the probability of the core cladding 4 being twisted can be reduced in the using process, the cladding protective shell 401 can better play an insulating effect, and the side rib layer 6 has good bending property through the effect of the elastic side groove 601 while playing insulating and protecting effects.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an environment-friendly copper core polyvinyl chloride insulated cable which characterized in that: comprises an outer protective layer (1);

the inner protection layer (2), the inner protection layer (2) is fixedly connected to the inner side of the outer protection layer (1);

the isolation cladding (3) is provided with two positions, and the two isolation cladding (3) are arranged in the isolation cladding (3);

the core cladding (4), the said core cladding (4) is set up in the inside of the isolating cladding (3), and the isolating cladding (3) wraps up the core cladding (4);

the copper core (5), the said copper core (5) is inserted inside the core cladding (4);

the side rib layers (6) are inserted in the isolation cladding (3), the side rib layers (6) are arranged at two positions, and the two side rib layers (6) are respectively arranged at two sides of the joint of the two isolation cladding (3).

2. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 1, wherein: the outer jacket (1) comprises:

separate burr (101) outward, separate burr (101) outward and be equipped with fifteen altogether, and separate burr (101) protrusion outward and set up on the inner wall of outer protective layer (1), separate burr (101) outward for the ladder bar structure of polyvinyl chloride material.

3. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 2, wherein: said external spacing relief (101) comprising:

the convex rib side wall (1011) is arranged in a ladder structure.

4. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 1, wherein: the inner sheath layer (2) comprises:

strengthen firm protecting line (201), strengthen firm protecting line (201) and be equipped with fifteen departments altogether, fifteen strengthen firm protecting line (201) encircle establish on the outer wall of interior sheath (2), and strengthen firm protecting line (201) cross-section and be the triangle-shaped structure.

5. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 1, wherein: keep apart cladding (3) for oval body, and keep apart cladding (3) including:

the first insulating core layer (301), the first insulating core layer (301) is arranged on one side of the isolation cladding layer (3), and the cross section of the first insulating core layer (301) is of a triangular structure;

the cross section of the second insulating core layer (302) is also of a triangular structure, and the second insulating core layer (302) is arranged on the other half side of the isolation cladding (3).

6. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 1, wherein: core cladding (4) are triangle-shaped structure obturator, and core cladding (4) including:

the cladding protective shell (401), the cladding protective shell (401) wraps the outer side of the core cladding (4), and the cladding protective shell (401) is a PVC cladding with a triangular section;

and the cable groove (402), wherein the cable groove (402) is arranged in the core cladding (4).

7. The environment-friendly copper-core polyvinyl chloride insulated cable according to claim 1, wherein: the side rib layer (6) is a rubber strip with an arc-shaped cross section, and elastic side grooves (601) with rectangular groove structures are alternately arranged on two sides of the side rib layer (6).