CN216014863U

CN216014863U - Low-smoke halogen-free polyolefin cable sheath

Info

Publication number: CN216014863U
Application number: CN202122323384.9U
Authority: CN
Inventors: 程芳
Original assignee: Jiangsu Xuke New Material Co ltd
Current assignee: Jiangsu Xuke New Material Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-11
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to a cable sheathing technical field just discloses a low smoke and zero halogen polyolefin cable sheath, including the sheath inoxidizing coating, the inboard bonding of sheath inoxidizing coating has the waterproof layer, the inboard of waterproof layer is provided with fire-retardant layer, the inboard on fire-retardant layer is provided with the insulating layer, the inboard bonding of insulating layer has the shielding layer, the inboard of shielding layer is provided with conductor installation mechanism. This low smoke and zero halogen polyolefin cable sheath, through setting up conductor installation mechanism, make when carrying out the installation of conductor, the user carries out preliminary spacing with the conductor through the collar, then will put into the installation intracavity through the preliminary spacing conductor of collar, rotate afterwards and rotate the regulation post and can drive the rolling disc and rotate, thereby drive spacing arc post and remove towards the direction of stopper, until spacing hole full contact of spacing arc post and stopper department, thereby accomplish spacing to the stopper, with this installation to the conductor of completion.

Description

Low-smoke halogen-free polyolefin cable sheath

Technical Field

The utility model relates to a cable sheathing technical field specifically is a low smoke and zero halogen polyolefin cable sheathing.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.

The cable sheath is the outermost layer of the cable, such as a polyvinyl chloride insulation, polyvinyl chloride sheath. The tube passing through the outside is called a protection tube.

Most of the existing cable sheaths need to wind the conductors before installation, the mode is troublesome, certain limitation is achieved, and therefore a low-smoke halogen-free polyolefin cable sheath is needed urgently to solve the problem that the conductors are troublesome to wind.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a low smoke and zero halogen polyolefin cable sheath possesses advantages such as easy to assemble conductor, has solved the trouble problem of current conductor winding.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low smoke and zero halogen polyolefin cable sheath, includes the sheath inoxidizing coating, the inboard of sheath inoxidizing coating bonds and has the waterproof layer, the inboard of waterproof layer is provided with fire-retardant layer, the inboard on fire-retardant layer is provided with the insulating layer, the inboard of insulating layer bonds and has the shielding layer, the inboard of shielding layer is provided with conductor installation mechanism.

Preferably, the conductor mounting mechanism comprises an insulating mounting layer bonded with the shielding layer, and a filling layer is arranged on the inner side of the insulating mounting layer.

Preferably, the inner side of the filling layer is provided with an installation cavity, and the outer surface of the installation cavity is provided with an installation ring.

Preferably, the front surface of the mounting ring is fixedly provided with a limiting block, and the side surface of the limiting block is provided with a limiting arc column.

Preferably, the inner side of the limit arc column is fixedly connected with a synchronous column, and the other end of the synchronous column is fixedly connected with a rotating disc.

Preferably, one end of the rotating disc is rotatably connected with the filling layer, and the other end of the rotating disc is fixedly connected with the adjusting column.

Preferably, the side surface of the limiting block is provided with a limiting hole, and the limiting hole is matched with the limiting arc column.

Compared with the prior art, the utility model provides a low smoke and zero halogen polyolefin cable sheath possesses following beneficial effect:

1. this low smoke and zero halogen polyolefin cable sheath, through setting up conductor installation mechanism, make when carrying out the installation of conductor, the user carries out preliminary spacing with the conductor through the collar, then will put into the installation intracavity through the preliminary spacing conductor of collar, rotate afterwards and rotate the regulation post and can drive the rolling disc and rotate, thereby drive spacing arc post and remove towards the direction of stopper, until spacing hole full contact of spacing arc post and stopper department, thereby accomplish spacing to the stopper, with this installation to the conductor of completion.

2. This low smoke and zero halogen polyolefin cable sheath, the material of sheath inoxidizing coating is low smoke and zero halogen polyolefin to this low smoke effect of guaranteeing the sheath inoxidizing coating is guaranteed, the waterproof layer is used for further promoting holistic water-proof effects on the basis of sheath inoxidizing coating, the setting on fire-retardant layer is used for further promoting holistic fire-retardant effect on the basis of sheath inoxidizing coating, the setting of insulating layer is used for guaranteeing holistic insulating effect, the setting of shielding layer is used for guaranteeing holistic shielding effect.

Drawings

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

FIG. 2 is a schematic view of the structure of the conductor mounting mechanism of the present invention;

fig. 3 is a schematic structural view of the installation cavity of the conductor installation mechanism of the present invention;

fig. 4 is a schematic view of the installation ring limiting conductor of the present invention.

Wherein: 1. a protective layer of the sheath; 2. a waterproof layer; 3. a flame retardant layer; 4. an insulating layer; 5. a shielding layer; 6. a conductor mounting mechanism; 601. an insulating mounting layer; 602. a filling layer; 603. a mounting cavity; 604. a mounting ring; 605. a limiting block; 606. limiting the arc column; 607. a synchronizing column; 608. rotating the disc; 609. and (4) adjusting the column.

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.

Referring to fig. 1-4, a low smoke zero halogen polyolefin cable sheath includes a sheath protective layer 1, a waterproof layer 2 adhered to an inner side of the sheath protective layer 1, a flame retardant layer 3 disposed on an inner side of the waterproof layer 2, an insulating layer 4 disposed on an inner side of the flame retardant layer 3, a shielding layer 5 adhered to an inner side of the insulating layer 4, and a conductor mounting mechanism 6 disposed on an inner side of the shielding layer 5.

In above-mentioned technical scheme, the material of sheath inoxidizing coating 1 is low smoke and zero halogen polyolefin to this guarantees the low smoke effect of sheath inoxidizing coating 1, waterproof layer 2 is used for further promoting holistic water-proof effects on the basis of sheath inoxidizing coating 1, the setting on fire-retardant layer 3 is used for further promoting holistic fire-retardant effect on the basis of sheath inoxidizing coating 1, the setting of insulating layer 4 is used for guaranteeing holistic insulating effect, the setting of shielding layer 5 is used for guaranteeing holistic shielding effect.

Specifically, the conductor mounting mechanism 6 includes an insulating mounting layer 601 bonded to the shield layer 5, and a filling layer 602 is provided inside the insulating mounting layer 601.

In the above technical solution, the insulating mounting layer 601 is used for mounting the filling layer 602.

Specifically, a mounting cavity 603 is formed in the inner side of the filling layer 602, and a mounting ring 604 is disposed on the outer surface of the mounting cavity 603.

In the above technical solution, the installation cavity 603 is used for placing a conductor to be installed, and the installation ring 604 is sleeved on the outer surface of the conductor to limit the conductor.

The front surface of the mounting cavity 603 is provided with a mounting groove matched with the mounting ring 604, and the mounting groove is used for placing the mounting ring 604.

Specifically, a limiting block 605 is fixedly mounted on the front surface of the mounting ring 604, and a limiting arc column 606 is arranged on the side surface of the limiting block 605.

In the above technical solution, the limiting arc column 606 is used for limiting the limiting block 605.

Specifically, the inner side of the limit arc column 606 is fixedly connected with a synchronizing column 607, and the other end of the synchronizing column 607 is fixedly connected with a rotating disc 608.

In the above technical solution, the synchronizing pin 607 is used for connecting the limiting arc pin 606 and the rotating disc 608.

Specifically, one end of the rotating disc 608 is rotatably connected to the packed bed 602, and the other end of the rotating disc 608 is fixedly connected to the adjusting column 609.

In the above technical solution, the rotating disc 608 can be driven to rotate by rotating the adjusting column 609, so as to drive the limiting arc column 606 to move towards the limiting block 605 until the limiting arc column 606 is completely contacted with the limiting block 605, thereby completing the limiting of the limiting block 605.

Specifically, the side of the limiting block 605 is provided with a limiting hole, and the limiting hole is matched with the limiting arc column 606.

In the above technical solution, the limiting hole is used for matching with the limiting arc column 606, so as to limit the limiting block 605 by the limiting arc column 606.

When carrying out the installation of conductor, earlier carry out preliminary spacing through collar 604 with the conductor, then will put into installation cavity 603 through the preliminary spacing conductor of collar 604, rotate afterwards and rotate and adjust post 609 and can drive rolling disc 608 and rotate to drive spacing arc column 606 and remove towards the direction of stopper 605, until spacing arc column 606 and the spacing hole of stopper 605 department contact completely, thereby accomplish the spacing to stopper 605, accomplish the installation to the conductor with this.

When using, when carrying out the installation of conductor, the user carries out preliminary spacing with the conductor through collar 604, then will put into the installation cavity 603 through the preliminary spacing conductor of collar 604, rotate afterwards and rotate rotation regulation post 609 and can drive rolling disc 608 and rotate, thereby drive spacing arc column 606 and remove towards the direction of stopper 605, until spacing arc column 606 and the spacing hole full contact of stopper 605 department, thereby accomplish spacing to stopper 605, with this installation to the conductor of completion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low smoke zero halogen polyolefin cable sheath, includes sheath inoxidizing coating (1), its characterized in that: the inboard bonding of sheath inoxidizing coating (1) has waterproof layer (2), the inboard of waterproof layer (2) is provided with fire-retardant layer (3), the inboard of fire-retardant layer (3) is provided with insulating layer (4), the inboard bonding of insulating layer (4) has shielding layer (5), the inboard of shielding layer (5) is provided with conductor installation mechanism (6).

2. The low smoke zero halogen polyolefin cable sheath of claim 1, characterized in that: the conductor mounting mechanism (6) comprises an insulating mounting layer (601) bonded with the shielding layer (5), and a filling layer (602) is arranged on the inner side of the insulating mounting layer (601).

3. A low smoke zero halogen polyolefin cable jacket according to claim 2, characterized in that: an installation cavity (603) is formed in the inner side of the filling layer (602), and an installation ring (604) is arranged on the outer surface of the installation cavity (603).

4. A low smoke zero halogen polyolefin cable jacket according to claim 3, characterized in that: the front surface of the mounting ring (604) is fixedly provided with a limiting block (605), and the side surface of the limiting block (605) is provided with a limiting arc column (606).

5. The low smoke zero halogen polyolefin cable sheath of claim 4, characterized in that: the inner side of the limiting arc column (606) is fixedly connected with a synchronous column (607), and the other end of the synchronous column (607) is fixedly connected with a rotating disc (608).

6. The low smoke zero halogen polyolefin cable sheath of claim 5, characterized in that: one end of the rotating disc (608) is rotatably connected with the filling layer (602), and the other end of the rotating disc (608) is fixedly connected with an adjusting column (609).

7. The low smoke zero halogen polyolefin cable sheath of claim 4, characterized in that: the side surface of the limiting block (605) is provided with a limiting hole, and the limiting hole is matched with the limiting arc column (606).