CN213601678U

CN213601678U - Flame-retardant low-smoke halogen-free outer sheath winding drum machine flexible cable

Info

Publication number: CN213601678U
Application number: CN202022487342.4U
Authority: CN
Inventors: 李光辉
Original assignee: Trokabal Cable Shanghai Co ltd
Current assignee: Trokabal Cable Shanghai Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-02
Anticipated expiration: 2030-11-02

Abstract

The utility model discloses a fire-retardant low smoke and zero halogen oversheath rolling machine flexible cable, including the oversheath, the inner chamber of oversheath is provided with tensile piece, the both sides of tensile piece all are provided with first conductor, the outside of first conductor all is provided with the filling layer with the both sides of oversheath inner chamber, the top and the bottom of tensile piece all are provided with the shielding layer, the outside of shielding layer and the bottom contact of oversheath inner chamber. The utility model discloses a oversheath, tensile piece, first conductor, filling layer, shielding layer, the setting of second conductor and third conductor, reached the advantage that flame retardant efficiency is good, the poor problem of current fire-retardant low smoke and zero halogen oversheath reel machine flexible cable flame retardant efficiency has been solved, can not produce smog when the conflagration takes place, can not release harmful gas, can not produce the influence of profit to on-the-spot rescue and health, can satisfy user's demand, the practicality of reel machine flexible cable has been improved.

Description

Flame-retardant low-smoke halogen-free outer sheath winding drum machine flexible cable

Technical Field

The utility model relates to the technical field of cables, specifically a fire-retardant low smoke and zero halogen oversheath rolling machine flexible cable.

Background

Reel cables are used in reel machines, transport machines and conveyors, and they can also be used in drag chain systems as reeling and trailing cables, which are guided by drag shafts or the like for reeling and unreeling movements, which can be installed in dry or humid indoor or humid industrial environments, and also in open air, which cables often require small bending radii in use, which depend on the cable structure and outer diameter, the cable itself and the manner of installation and use.

At present, the flexible cable of the flame-retardant low-smoke halogen-free outer sheath winding machine is poor in flame-retardant effect, smoke can be generated when a fire disaster occurs, harmful gas can be released, adverse effects on site rescue and human health are generated, the requirements of users can not be met, and the practicability of the flexible cable of the winding machine is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire-retardant low smoke and zero halogen oversheath reel machine flexible cable possesses the good advantage of flame retardant efficiency, has solved the poor problem of current fire-retardant low smoke and zero halogen oversheath reel machine flexible cable flame retardant efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-retardant low smoke and zero halogen oversheath rolling machine flexible cable, includes the oversheath, the inner chamber of oversheath is provided with tensile piece, the both sides of tensile piece all are provided with first conductor, the outside of first conductor all is provided with the filling layer with the both sides of oversheath inner chamber, the top and the bottom of tensile piece all are provided with the shielding layer, the outside of shielding layer and the bottom contact of oversheath inner chamber, the oversheath includes the polyolefin layer, one side that the oversheath was kept away from on the polyolefin layer is provided with the rubber layer.

Preferably, the two sides of the shielding layer are both provided with second conductors, and the outer sides of the second conductors are in contact with the two sides of the top and the two sides of the bottom of the inner cavity of the outer sheath.

Preferably, the top and the bottom of the inner cavity of the shielding layer are provided with third conductors, and the third conductors are formed by winding 2 × 1.0 square wires.

Preferably, the first conductor is formed by winding 16 × 1.0 square wires, and the second conductor is formed by winding 4 × 10 square wires.

Preferably, the outer surface of the polyolefin layer is in contact with the inner surface of the rubber layer, and the thickness of the polyolefin layer and the thickness of the rubber layer are the same.

Preferably, the outer surfaces of the first conductor, the second conductor and the third conductor are all provided with inner sheaths, and the materials of the inner sheaths are the same as those of the outer sheaths.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a oversheath, tensile piece, first conductor, filling layer, shielding layer, the setting of second conductor and third conductor, reached the advantage that flame retardant efficiency is good, the poor problem of current fire-retardant low smoke and zero halogen oversheath reel machine flexible cable flame retardant efficiency has been solved, can not produce smog when the conflagration takes place, can not release harmful gas, can not produce the influence of profit to on-the-spot rescue and health, can satisfy user's demand, the practicality of reel machine flexible cable has been improved.

2. The utility model discloses a set up tensile piece, increase tensile strength, both the tensile can keep the softness indeformable again under chilly operating mode, the security performance of cable has been increased, bending property becomes good simultaneously, the life of cable has been increased, through setting up the oversheath, have anticorrosion and high temperature resistance, can be effectively fire-retardant, produce a small amount of smog even when the conflagration takes place, do not produce harmful steamed thick bamboo gas, with characteristics such as satisfying fire-retardant low smoke and zero halogen, through setting up the filling layer, many cable products are the multicore, with these insulating core or pair stranding back, firstly, the appearance is not round, secondly leave very big space between insulating core, consequently must add filling structure when the stranding, filling structure is in order to make the relative round of stranding external diameter in order to do benefit to, crowded sheath, make the inside compacter of cable band.

Drawings

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

fig. 2 is a sectional view of the structure of the outer sheath of the present invention.

In the figure: 1. an outer sheath; 101. a polyolefin layer; 102. a rubber layer; 2. a tensile member; 3. a first conductor; 4. a filling layer; 5. a shielding layer; 6. a second conductor; 7. a third conductor.

Detailed Description

In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship shown in the drawings, or the orientation or positional relationship that the utility model is usually placed when in use, and are used for convenience of description and simplification of description, but do not refer to or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, a flexible cable of a flame-retardant low-smoke halogen-free outer sheath winding machine comprises an outer sheath 1, wherein an inner cavity of the outer sheath 1 is provided with a tensile member 2, two sides of the tensile member 2 are provided with first conductors 3, the outer sides of the first conductors 3 and two sides of the inner cavity of the outer sheath 1 are provided with filling layers 4, the top and the bottom of the tensile member 2 are provided with shielding layers 5, the outer sides of the shielding layers 5 are in contact with the bottom and the bottom of the inner cavity of the outer sheath 1, the outer sheath 1 comprises a polyolefin layer 101, and one side of the polyolefin layer 101, which is far away from the outer sheath;

the second conductors 6 are arranged on the two sides of the shielding layer 5, the outer sides of the second conductors 6 are in contact with the two sides of the top and the two sides of the bottom of the inner cavity of the outer sheath 1, the tensile strength is increased by arranging the tensile pieces 2, the cable is tensile and can keep soft and not deform under a cold working condition, the safety performance of the cable is improved, meanwhile, the bending performance is improved, and the service life of the cable is prolonged;

the top and the bottom of the inner cavity of the shielding layer 5 are provided with the third conductors 7, the third conductors 7 are formed by winding 2 x 1.0 square wires, and the outer sheath 1 is arranged, so that the shielding layer has the effects of corrosion resistance and high temperature resistance, can effectively resist flame, generates a small amount of smoke even does not generate smoke when a fire disaster happens, does not generate harmful halogen gas, and meets the characteristics of flame resistance, low smoke, zero halogen and the like;

the first conductor 3 is formed by winding 16 x 1.0 square wires, the second conductor 6 is formed by winding 4 x 10 square wires, and by arranging the filling layer 4, a plurality of cable products are multi-core, after the insulated wire cores or the wire pairs are cabled, firstly, the appearance is not round, secondly, a large gap is reserved among the insulated wire cores, therefore, a filling structure is required to be added during cabling, the filling structure is used for ensuring that the outer diameter of the cabled wire is relatively round so as to be beneficial to wrapping and sheath squeezing, and the interior of the cable is more compact;

the outer surface of the polyolefin layer 101 is in contact with the inner surface of the rubber layer 102, and the thicknesses of the polyolefin layer 101 and the rubber layer 102 are the same;

first conductor 3, the surface of second conductor 6 and third conductor 7 all is provided with the inner sheath, and the material of inner sheath is the same with the material of oversheath, through oversheath 1, tensile member 2, first conductor 3, filling layer 4, shielding layer 5, the setting of second conductor 6 and third conductor 7, the advantage that flame retardant efficiency is good has been reached, the poor problem of current fire-retardant low smoke and zero halogen oversheath reel machine flexible cable flame retardant efficiency has been solved, can not produce smog when the conflagration takes place, can not release harmful gas, can not produce the advantage influence to on-the-spot rescue and human health, user's demand can be satisfied, the practicality of reel machine flexible cable has been improved.

When in use, the tensile strength is increased by arranging the tensile piece 2, the tensile strength is increased, the cable can keep soft and does not deform under the cold working condition, the safety performance of the cable is increased, meanwhile, the bending property is improved, the service life of the cable is prolonged, the outer sheath 1, the polyolefin layer 101 and the rubber layer 102 are arranged, the cable has the effects of corrosion resistance and high temperature resistance, can effectively resist flame, generates little or even no smoke and no harmful halogen gas when a fire disaster happens so as to meet the characteristics of flame retardance, low smoke, no halogen and the like, by arranging the filling layer 4, a plurality of cable products are multi-core, after the insulated wire cores or the wire pairs are cabled, firstly, the appearance is not round, secondly, a large gap is left among the insulated wire cores, therefore, a filling structure is required to be added during cabling, and the filling structure is used for enabling the outer diameter of the cabling to be relatively round so as to be beneficial to wrapping and sheath extrusion, so that the interior of the cable is more compact.

The standard parts used in this application document all can be purchased from the market, and can be customized according to the record of description and drawings, the concrete connection mode of each part all adopts conventional means such as mature bolt, rivet, welding among the prior art, machinery, part and equipment all adopt conventional model among the prior art, the control mode is automatic control through the controller, the control circuit of controller can realize through technical staff's simple programming in this field, belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail, and the peripheral controller that mentions in the description can play the control role for the electrical components that this article mention, and this peripheral controller is conventional known equipment.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. It should be noted that there are infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that various improvements, decorations or changes can be made without departing from the principles of the present invention, and the technical features can be combined in a suitable manner; the application of these modifications, variations or combinations, or the application of the concepts and solutions of the present invention in other contexts without modification, is not intended to be considered as a limitation of the present invention.

Claims

1. The utility model provides a fire-retardant low smoke and zero halogen oversheath rolling machine flexible cable, includes oversheath (1), its characterized in that: the inner cavity of the outer sheath (1) is provided with a tensile part (2), the two sides of the tensile part (2) are provided with first conductors (3), the outer side of each first conductor (3) and the two sides of the inner cavity of the outer sheath (1) are provided with filling layers (4), the top and the bottom of the tensile part (2) are provided with shielding layers (5), the outer side of each shielding layer (5) is in contact with the bottom and the bottom of the inner cavity of the outer sheath (1), the outer sheath (1) comprises a polyolefin layer (101), and one side, away from the outer sheath (1), of the polyolefin layer (101) is provided with a rubber layer (102).

2. The flexible cable of claim 1, wherein the flexible cable comprises a flexible cable body and a flexible cable core, wherein the flexible cable core comprises: and second conductors (6) are arranged on two sides of the shielding layer (5), and the outer sides of the second conductors (6) are in contact with two sides of the top and two sides of the bottom of the inner cavity of the outer sheath (1).

3. The flexible cable of claim 1, wherein the flexible cable comprises a flexible cable body and a flexible cable core, wherein the flexible cable core comprises: and the top and the bottom of the inner cavity of the shielding layer (5) are provided with third conductors (7), and the third conductors (7) are formed by winding 2 x 1.0 square wires.

4. The flexible cable of claim 2, wherein the flexible cable comprises a flexible cable body and a flexible cable core, wherein the flexible cable core comprises: the first conductor (3) is formed by winding 16 × 1.0 square wires, and the second conductor (6) is formed by winding 4 × 10 square wires.

5. The flexible cable of claim 1, wherein the flexible cable comprises a flexible cable body and a flexible cable core, wherein the flexible cable core comprises: the outer surface of the polyolefin layer (101) is in contact with the inner surface of the rubber layer (102), and the thicknesses of the polyolefin layer (101) and the rubber layer (102) are the same.

6. The flexible cable of claim 1, wherein the flexible cable comprises a flexible cable body and a flexible cable core, wherein the flexible cable core comprises: the outer surfaces of the first conductor (3), the second conductor (6) and the third conductor (7) are all provided with inner sheaths, and the materials of the inner sheaths are the same as those of the outer sheaths.