CN212809901U

CN212809901U - Multifunctional composite rubber jacketed flexible cable containing power, communication and control

Info

Publication number: CN212809901U
Application number: CN202021564682.6U
Authority: CN
Inventors: 钱章兴; 张福顺; 王兵兵; 刘春艳
Original assignee: Shanghai Lanhao Electric Power Co ltd
Current assignee: Shanghai Lanhao Electric Power Co ltd
Priority date: 2020-07-31
Filing date: 2020-07-31
Publication date: 2021-03-26
Anticipated expiration: 2030-07-31

Abstract

The utility model discloses a multi-functional compound rubber jacketed flexible cable who contains power, communication, control, including compound cable core and the oversheath of cladding outside compound cable core, compound cable core is twisted by three power sinle silks, a control cable and takes a central support unit as the center to form, central support unit comprises optical fiber unit and semiconduction sizing material, the utility model discloses compound power, control cable and communication optical fiber unit in a cable through the structural design that optimizes, reduced the external diameter of cable after compounding, can satisfy more use occasions, the life of cable is longer; through structural design's improvement, can optimize production processes, reduce manufacturing cost, have had very big promotion in the aspect of the practicality and the multifunctionality of cable, have long service life, safe and reliable, satisfy the advantage of the multi-functional demand of customer.

Description

Multifunctional composite rubber jacketed flexible cable containing power, communication and control

Technical Field

The utility model relates to a cable that the mine industry field used, concretely relates to multi-functional compound rubber cover flexible cable who contains power, communication, control.

Background

With the development of modern equipment manufacturing technology, equipment is more multifunctional and centralized, the data transmission capability of optical fibers is far superior to that of other communication lines, more and more equipment selects optical fibers for data transmission in communication, and a plurality of cables and optical cables need to be laid in a traditional single-function cable to meet the use requirement of the equipment. For example, the power, communication, control and optical fiber communication functions of the device often need to lay a plurality of cables such as power cables, control, communication cables and optical cables, which not only consumes a lot of labor, but also causes mutual interference in the use process of the cables, and the cables and optical cables with single functions are thin, and are often easily damaged under the action of external force in the use process, thereby affecting normal use.

In order to meet the requirement of equipment on multiple functions, the problems are completely solved at one time, power, control and optical fiber communication functions are required to be combined into a whole, a cable structure is required to be designed, the requirement on equipment use is required to be met, and the requirement of a customer on the outer diameter of the cable in the installation aspect is also required to be considered.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at solving the not enough among the prior art, in order to satisfy the requirement of customer to cable multifunctionalization to and present cable function singleness, lay inconveniently, and can receive the damage when the cable uses, influence the life-span of cable use, design a collection power, communication, control in the compound rubber cover flexible cable of multi-functional optic fibre of an organic whole. When carrying out structural design, optimize cable structure, guarantee that the data transmission ability of control line, optic fibre is not influenced, and receive good protection in the use, avoid the external world to cause the damage and influence the cable and use it. The optical fiber is arranged in the center of the cable, so that the bending radius of the optical fiber is consistent with that of the cable, and the loss caused by bending of the optical fiber is avoided. The multifunctional optical fiber composite rubber jacketed flexible cable integrating power, communication and control can meet the multifunctional requirements of customers.

The technical scheme is as follows: the utility model discloses a multi-functional compound rubber cover flexible cable that contains power, communication, control, including compound cable core and the oversheath of cladding outside compound cable core, compound cable core is twisted by three power sinle silks, a control cable and is used a central support unit as the center and forms, central support unit comprises optical fiber unit and semiconduction sizing material, optical fiber unit comprises optic fibre and outside fibre tensile layer, the crowded package of semiconduction sizing material is outside optical fiber unit; the control cable consists of a control cable core, a control cable sheath and a copper wire braided layer outside the sheath; the control cable sheath is coated outside the control cable core, the copper wire weaving layer coated outside the control cable sheath is coated outside the control cable sheath, the control cable core is formed by twisting a plurality of control wires, the control wires comprise control wire conductors and control wire insulating layers, and the control wire insulating layers are coated outside the control wire conductors.

Further, the strength of the semiconductive rubber compound is more than 13MPa, and the hardness is more than 85 degrees.

Furthermore, the power wire core consists of a power wire conductor, a power wire insulating layer and a power wire outer copper wire braided shielding layer; the power line insulating layer is coated outside the power line conductor, and the power line outer copper wire braided shielding layer is coated outside the power line insulating layer.

Furthermore, the power line conductor is a soft copper stranded wire, the insulating material of the control line insulating layer is fluoroplastic, the insulating material adopted by the power line insulating layer is ethylene propylene rubber, and the power line outer copper wire braided shielding layer is braided and covered by 36-spindle copper wires.

Furthermore, the control line conductor adopts a soft copper stranded wire, the control cable sheath is made of chlorinated polyethylene, the outer copper wire braid layer 24 of the sheath is braided by 36 braiders with copper wires to cover the shielding, the bidirectional copper wires are shielded, and the coverage rate exceeds 100%.

Further, the material adopted by the outer sheath is chlorinated polyethylene rubber, the strength is greater than 15.5MPa, the elongation is greater than 300%, and the tear strength is greater than 7N/mm.

Has the advantages that: the utility model relates to a multifunctional composite rubber jacketed flexible cable containing power, communication and control, which solves the defects that the cables with power, control and communication functions are required to be separately laid respectively in the prior art, so that the laying work amount is large and the cables with small outer diameter are easily damaged by external force; meanwhile, the power cable, the control cable and the communication optical fiber unit are combined in one cable through structural design, so that the outer diameter of the combined cable is reduced, more use occasions can be met, and the service life of the cable is longer; through structural design's improvement, can optimize production processes, reduce manufacturing cost, have had very big promotion in the aspect of the practicality and the multifunctionality of cable, have long service life, safe and reliable, satisfy the advantage of the multi-functional demand of customer.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the utility model in a use state;

0. a central support unit; 01. a semiconductive sizing material; 02. an optical fiber unit; 1. a power wire core; 11. a power line conductor; 12. a power line insulating layer; 13. the power line is externally braided with copper wires to form a shielding layer; 2. a control cable; 21. a control line conductor; 22. a control line insulating layer; 23. a control cable sheath; 24. a copper wire braid layer outside the sheath; 3. an outer sheath.

Detailed Description

The technical scheme shown in figure 1 is as follows: a multifunctional composite rubber-sheathed flexible cable containing power, communication and control comprises a composite cable core and an outer sheath 3 coated outside the composite cable core, wherein the composite cable core is formed by twisting three power cable cores 1 and a control cable 2 by taking a central support unit 0 as a center, the central support unit 0 is composed of an optical fiber unit 02 and semi-conductive rubber material 01, and the semi-conductive rubber material 01 is extruded and coated outside the optical fiber unit 02; the optical fiber unit 02 is arranged in the center of the cable, so that the cable is not easily affected by external force in the using process, and the service life of the optical fiber is prolonged; the control cable 2 consists of a control cable core, a control cable sheath 23 and a sheath outer copper wire braid; the cladding of control cable sheath 23 is outside at the control cable core, the cladding of the outer copper wire weaving layer of sheath is outside at control cable sheath 23, the control cable core is formed by many control lines transposition, the control line comprises control conductor 21, control insulating layer 22 cladding is outside at control conductor 21.

In the example, the strength of the semiconductive sizing material 01 is more than 13MPa, and the hardness is more than 85 degrees.

In the present example, further, the power wire core 1 is composed of a power wire conductor 11, a power wire insulating layer 12 and a power wire outer copper wire braided shielding layer 13; the power line insulating layer 12 is coated outside the power line conductor 11, and the power line outer copper wire braided shielding layer 13 is coated outside the power line insulating layer 12.

In this example, the power line conductor 11 is a category 5 soft copper stranded wire, the insulating material used for the power line insulating layer 12 is ethylene propylene rubber, and the power line outer copper wire braided shielding layer 13 is braided, covered and shielded by 36 spindle copper wires, so that interference of the electric field of the power conductor on other wire core functions can be completely shielded.

In this example, furthermore, the control line conductor 21 is made of a category 5 soft copper stranded wire, and the insulating material of the control line insulating layer 22 is fluoroplastic, which has the advantages that the dielectric constant of the control layer is low, and the thickness is small on the premise of meeting the characteristic impedance requirement; the control cable sheath 23 is made of chlorinated polyethylene, the outer copper wire braided layer of the sheath is braided by a 9+9 spindle braiding machine copper wire to cover and shield, the bidirectional copper wire shields, the coverage rate exceeds 100%, and the control cable sheath has the advantages that the interference of electric fields of other cable cores on the function of the control cable core can be completely shielded, so that the control function is kept stable.

In this example, further, the material adopted by the outer sheath 3 is chlorinated polyethylene rubber, the strength is greater than 15.5MPa, the elongation is greater than 300%, the tear strength is greater than 7N/mm, and the composite cable has good wear resistance and bending resistance, so that the convenience in laying the composite cable in a complex underground environment is ensured, and meanwhile, the composite cable can be used for a long time even if the composite cable is repeatedly bent.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.

Claims

1. The utility model provides a multi-functional compound rubber cover flexible cable that contains power, communication, control, includes compound cable core and the cladding at the outside oversheath of compound cable core, its characterized in that: the composite cable core is formed by twisting three power cable cores and a control cable by taking a central support unit as a center, the central support unit is composed of an optical fiber unit and semi-conductive rubber, and the semi-conductive rubber is extruded outside the optical fiber unit; the control cable consists of a control cable core, a control cable sheath and a copper wire braided layer outside the sheath; the control cable sheath is coated outside the control cable core, the copper wire weaving layer coated outside the control cable sheath is coated outside the control cable sheath, the control cable core is formed by twisting a plurality of control wires, the control wires comprise control wire conductors and control wire insulating layers, and the control wire insulating layers are coated outside the control wire conductors.

2. The multifunctional composite rubber-sheathed flexible cable containing power, communication and control as claimed in claim 1, wherein: the strength of the semiconductive rubber compound is more than 13MPa, and the hardness is more than 85 degrees.

3. The multifunctional composite rubber-sheathed flexible cable containing power, communication and control as claimed in claim 1, wherein: the power wire core consists of a power wire conductor, a power wire insulating layer and a power wire outer copper wire braided shielding layer; the power line insulating layer is coated outside the power line conductor, and the power line outer copper wire braided shielding layer is coated outside the power line insulating layer.

4. The multifunctional composite rubber-sheathed flexible cable containing power, communication and control as claimed in claim 3, wherein: the power line conductor is a soft copper stranded wire, the insulating material adopted by the power line insulating layer is ethylene propylene rubber, and the power line outer copper wire braided shielding layer is braided, covered and shielded by 36-spindle copper wires.

5. The multifunctional composite rubber-sheathed flexible cable containing power, communication and control as claimed in claim 1, wherein: the control line conductor adopts soft copper strands, the insulating material of control line insulating layer is fluoroplastic, and the control cable sheath material is chlorinated polyethylene, the outer copper wire weaving layer of sheath is woven by the 9+9 spindle braider copper wire and is covered with the shielding, two-way copper wire shielding, and the coverage rate exceeds 100%.

6. The multifunctional composite rubber-sheathed flexible cable containing power, communication and control as claimed in claim 1, wherein: the material adopted by the outer sheath is chlorinated polyethylene rubber, the strength is greater than 15.5MPa, the elongation is greater than 300%, and the tear strength is greater than 7N/mm²。