CN207302674U - A kind of power communication controls cable - Google Patents

Abstract

The utility model discloses a power communication control cable, which comprises an outer sheath, a metal shielding net, aramid fibers, stainless steel armor tubes A and B, tightly wrapped optical fibers, a conductor, an insulating layer, a wrapping tape, a copper tape shielding, and a V-shaped cable. Groove, easy-to-tear waist hole; the control cable transverse surface is surrounded by two arc-shaped side cable surfaces and two flat cable surfaces, and a double cable of power signal cable and communication data cable is arranged side by side. There is a V-shaped groove with an easy-to-tear waist hole; the communication data cable is sequentially provided with metal shielding mesh, aramid fiber, stainless steel armor tube A and multiple tightly-packed optical fibers from the outside to the inside, and the power signal cable is arranged from the outside to the inside. There are stainless steel armor tube B, copper tape shielding and wrapping tape in turn, and multiple conductors with insulating layers are arranged inside the wrapping tape; Cable and communication data cable side by side flat double-cable design, with a V-shaped groove with an easy-to-tear waist hole in the middle of the double-cable; easy to tear and separate, good heat insulation and heat dissipation effects.

Description

A power communication control cable

technical field

The utility model relates to the technical equipment field of electric power communication optical cables, in particular to an electric power communication control cable.

Background technique

With the development of science and technology, technological innovation is changing with each passing day, and optical cable technology has penetrated into various fields. Various power cables, optical cables, communication cables, and control cables have been widely used according to their respective functions; In the case of multiple cables, common laying of multiple cables will increase the use of space and lead to increased cable construction costs. Power transmission and data communication are often the most demanding types of applications.

In the prior art, power transmission and data communication in high-temperature environments are mostly used for the control of automation instruments and equipment. The field environment and operating temperature often reach 90 to 120°C, so the requirements for control cables are very high, so as to improve automation. Control the degree, maintain the normal operation of the equipment, and reduce the cost of labor. The disadvantages of the existing power transmission and communication data cables are: in the composite application of cables and communication optical cables, the heat generated by the operation of the power cables will be transferred to the communication optical cables, and affect the normal transmission of communication data signals of the optical cables; It is difficult to tear and separate, so there is an urgent need for cables that combine power control cables and communication optical cables.

Utility model content

In order to solve the above-mentioned technical problems, the utility model provides a power communication control cable. Aiming at the deficiencies in the prior art, a power signal cable and a communication data cable with a cross section surrounded by an arc-shaped side cable surface and a plane cable surface are adopted. Side-by-side flat double-cable design, a V-shaped groove with an easy-to-tear waist hole is set in the middle of the double-cable; it is easy to tear and separate, isolating heat conduction, and has a good heat dissipation effect.

In order to achieve the above object, the technical scheme of the utility model is as follows: a power communication control cable, including outer sheath, metal shielding net, aramid fiber, stainless steel armor tube A, coating layer, cladding, fiber core, conductor, Insulation layer, tape, copper tape shielding, stainless steel armor tube B, V-shaped groove, easy-tear waist hole, curved side cable surface, flat cable surface, characterized in that:

The cross section of the control cable is surrounded by two arc-shaped side cable surfaces symmetrically arranged on the outer surface of the outer sheath and two flat cable surfaces symmetrically arranged up and down, and a power signal cable and a communication data cable are arranged inside. Flat double cable, the middle of the double cable is provided with a symmetrical double-sided V-shaped groove with an easy-to-tear waist hole; the cross-section of the communication data cable on one side of the outer sheath is circular, and there are more in turn from the outside to the inside. A metal shielding net, aramid fiber, stainless steel armor tube A and a plurality of tight-wrapped optical fibers are closely arranged on the layer, and the tightly-wrapped optical fibers are sequentially arranged with a coating layer, a cladding layer and a fiber core from the outside to the inside; the outer sheath The cross-section of the power signal cable on the other side of the sleeve is circular, and it is closely arranged with stainless steel armor tube B, copper tape shielding and wrapping tape in multiple layers from the outside to the inside. conductor.

The material of the outer sheath is a polyetheretherketone (PEEK) sheath, and its molecular main chain contains a linear aromatic polymer compound with chain links, and its constituent units are oxygen-p-phenylene-oxygen-carbonyl-p Phenylene is a semi-crystalline, thermoplastic plastic; the outer sheath can withstand high temperatures up to 370 degrees;

The metal shielding net is woven with 304 stainless steel wire, which has a shielding effect. The 304 stainless steel wire is 0.07mm stainless steel braided wire, 6×16 spindle braided wire, covering more than 50% of the area, and the wall thickness of one side is 0.07mm , for radiation shielding;

The aramid fiber, that is, the aromatic polyamide fiber, adopts 6 strands of 3160D imported aramid fiber;

The stainless steel armored pipe A adopts stainless steel wire to be processed into a spiral steel strip pipe, and the stainless steel wire adopts an armored protective pipe made of 304 stainless steel material with strong corrosion resistance, which improves the anti-extrusion and tensile properties of control; The stainless steel armor tube A ensures the natural bending of the tight-packed optical fiber or conductor, the wall thickness of one side is 0.4mm, and the tube diameter is 1.5mm-2.1mm;

The material of the coating layer in the tight-packed optical fiber is polyacrylate, the cladding layer is doped silica, and the core material is silicon dioxide, which is used to transmit optical signals; the coating layer, The cladding and core are combined into 0.6mm tight-wrapped optical fiber. This optical cable can hold multiple 0.6mm colored tight-wrapped optical fibers x 6 cores of 0.6mm tight-wrapped optical fiber.

The conductor adopts a circular structure formed by twisting and compressing soft copper wires, and the compression coefficient is not less than 0.90. The insulating layer adopts two layers of refractory mica tapes to overlap and wrap the conductor;

The wrapping tape uses thin cable non-woven fabric, and its cable non-woven fabric can withstand 230 degrees without melting or deforming in an instant;

The copper tape shield is composed of overlapping copper tape or spiral radial copper wire, which can play a certain role in grounding protection. If the cable core wire is damaged, the leaked current can flow into the ground along the copper tape shield. The net can also reduce the probability of collision damage, and provide a short-circuit current path when the cable is short-circuited;

The stainless steel armor tube B is processed into a spiral steel strip tube by using stainless steel wire, and the stainless steel wire is an armor protection tube made of 304 stainless steel material with strong corrosion resistance, which improves the extrusion resistance and tensile properties of the control; The stainless steel armor tube B ensures the natural bending of the tight-packed optical fiber or conductor, the wall thickness of one side is 0.4mm, and the tube diameter is 1.5mm-2.1mm.

The control cable withstands the test of 3500V AC voltage for 5 minutes without breakdown; the control cable meets the long-term tensile strength of 1000N, and the conductor and optical fiber do not break; the outer sheath of the control cable pair meets the insulation requirements; the outer sheath of the control cable The temperature resistance is 370°C; the long-term working pressure of the control cable is above 1500N, and the optical fiber signal and conductor conduction are not affected.

The working principle of the utility model is: the control cable directly transmits the power signal and the optical fiber signal to the power supply of various electrical equipment and appliances, and its rated voltage is 450/750V; the control cable is a secondary command wire, and the controlled It is a device such as a contactor that carries current, the load current is extremely small, and the cross section of the wire is extremely small, so the cross section of the control cable is generally small, and the maximum generally does not exceed 10 square meters; the power communication control cable is mainly used to transmit data signals and transmit electrical signals. The signal cable is shielded to prevent external signal interference; it is suitable for industrial and mining enterprises, energy and transportation departments, and control systems for controlling and protecting lines with AC rated voltage below 450/750 volts.

Through the above-mentioned technical solution, the beneficial effect of the technical solution of the utility model is: the cross-section is surrounded by the arc-shaped side cable surface and the flat cable surface, and the power signal cable and the communication data cable are arranged side by side in a flat double-cable design. V-shaped groove with easy-to-tear waist hole; easy to tear and separate, insulate heat conduction, and have good heat dissipation effect. The control cable has anti-static, anti-ultraviolet, high temperature resistance, tensile strength, and high-strength signal shielding effects; one cable Used together as a power signal cable and a communication data cable, the control optical cable and the communication optical cable can also be torn apart, separated for wiring or used separately; the combination of light and light into one not only ensures the demand for power, but also solves the problem of optical signal transmission; The maximum temperature resistance of the control cable can reach 220 degrees Celsius, and it can be used normally in a high-temperature environment. Compared with ordinary hybrid cables that are prone to aging at high temperatures and greatly affect the service life of the cable, the new control cable is effective. The problem of high temperature is solved, and the cost of production and repair and maintenance is reduced.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of a cross-sectional structure of a power communication control cable disclosed in an embodiment of the present invention;

Fig. 2 is an enlarged schematic diagram of a communication cable section of a power communication control cable disclosed in an embodiment of the utility model;

Fig. 3 is an enlarged schematic diagram of a power cable section of a power communication control cable disclosed in an embodiment of the utility model;

Fig. 4 is a schematic diagram of a top view of a power communication control cable disclosed in an embodiment of the present invention.

The corresponding part names indicated by numbers and letters in the figure:

1. Outer sheath 2. Metal shielding net 3. Aramid fiber 4. Stainless steel armor tube A

5. Coating 6. Cladding 7. Core 8. Conductor

9. Insulation layer 10. Tape 11. Copper tape shielding 12. Stainless steel armor tube B

13. V-groove 14. Easy to tear waist hole 15. Arc side cable surface 16. Flat cable surface

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

According to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a power communication control cable, including outer sheath 1, metal shielding net 2, aramid fiber 3, stainless steel armor tube A4, coating layer 5 , cladding 6, fiber core 7, conductor 8, insulating layer 9, tape 10, copper tape shielding 11, stainless steel armor tube B12, V-shaped groove 13, easy-tear waist hole 14, curved side cable surface 15, flat cable Face 16.

The cross-section of the control cable is surrounded by two arc-shaped side cable surfaces 15 symmetrically arranged on the outer surface of the outer sheath 1 and two flat cable surfaces 16 symmetrically arranged up and down, and power signal cables and communication data cables are arranged inside. Flat double cables with side-by-side cables, and a symmetrical double-sided V-shaped groove 13 with an easy-to-tear waist hole 14 is arranged in the middle of the double cables; the cross-section of the communication data cable on the side of the outer sheath 1 is circular, and Metal shielding mesh 2, aramid fiber 3, stainless steel armor tube A4 and a plurality of tight-wrapped optical fibers are tightly arranged in multiple layers from outside to inside, and the tightly-wrapped optical fibers are successively arranged with coating layer 5, wrapped tightly from outside to inside. layer 6 and fiber core 7; the cross section of the power signal cable on the other side of the outer sheath 1 is circular, and it is closely arranged with stainless steel armor tube 12, copper tape shielding 11 and wrapping tape 10 from the outside to the inside. , multiple conductors 8 with insulating layers 9 are arranged in the tape 10 .

The material of the outer sheath 1 is a polyetheretherketone (PEEK) sheath, and its main molecular chain contains a linear aromatic polymer compound with chain links, and its constituent unit is oxygen-p-phenylene-oxygen-carbonyl- P-phenylene is a semi-crystalline thermoplastic; the outer sheath 1 can withstand high temperatures up to 370 degrees;

The metal shielding 2 mesh is woven with 304 stainless steel wire, which has a shielding effect. The 304 stainless steel wire is made of 0.07mm stainless steel braided wire, 6×16 spindle braided wire, covering an area of more than 50%, and a single side wall thickness of 0.07 mm, for radiation shielding;

The aramid fiber 3, namely the aromatic polyamide fiber, adopts 6 strands of 3160D imported aramid fiber;

The stainless steel armored pipe A4 adopts stainless steel wire to be processed into a spiral steel strip pipe, and the stainless steel wire adopts an armored protection pipe made of 304 stainless steel material with strong corrosion resistance, which improves the anti-extrusion and tensile properties of control; The stainless steel armored tube A4 ensures that the tight-packed optical fiber or conductor is naturally bent, the wall thickness of one side is 0.4mm, and the tube diameter is 1.5mm-2.1mm;

The coating layer 5 in the tight-packed optical fiber is made of polyacrylate, the cladding 6 is doped silica, and the core 7 is made of silica, which is used to transmit optical signals; the coating Cladding 5, cladding 6, and core 7 synthesize 0.6mm tight-wrapped optical fibers. This optical cable can hold multiple 0.6mm colored tight-wrapped fibers×6 cores of 0.6mm tight-wrapped fibers.

The conductor 8 adopts a circular structure formed by twisting and compressing soft copper wires, and the compression coefficient is not less than 0.90. The insulating layer 9 adopts two layers of refractory mica tapes to overlap and wrap the conductor;

The strapping 10 uses a thin cable non-woven fabric, and its cable non-woven fabric can withstand 230 degrees without melting or deforming in an instant;

The copper tape shield 11 is composed of overlapping copper tapes or spiral radial copper wires, which can play a certain role in grounding protection. If the cable core wire is damaged, the leaked current can flow into the copper tape shield. The ground grid can also reduce the probability of collision damage and provide a short-circuit current path when the cable is short-circuited;

The stainless steel armored tube B12 adopts stainless steel wire to be processed into a spiral steel strip tube, and the stainless steel wire adopts an armored protective tube made of 304 stainless steel material with strong corrosion resistance, which improves the anti-extrusion and tensile properties of control; The stainless steel armor tube B12 ensures the natural bending of the tight-packed optical fiber or conductor, the wall thickness of one side is 0.4mm, and the diameter of the tube is 1.5mm-2.1mm.

The control cable withstands the test of 3500V AC voltage for 5 minutes without breakdown; the control cable meets the long-term tensile strength of 1000N, and the conductor and optical fiber do not break; the outer sheath of the control cable pair meets the insulation requirements; the outer sheath of the control cable The temperature resistance is 370°C; the long-term working pressure of the control cable is above 1500N, and the optical fiber signal and conductor conduction are not affected.

Through the above-mentioned specific embodiments, the beneficial effect of the utility model is that the cross-section is surrounded by the arc-shaped side cable surface and the flat cable surface, and the power signal cable and the communication data cable are arranged side by side in a flat double-cable design. V-shaped groove with easy-to-tear waist hole; easy to tear and separate, heat conduction insulation, and good heat dissipation effect. The control cable has anti-static, anti-ultraviolet, high temperature resistance, tensile strength, and high-strength signal shielding effects; The power signal cable and the communication data cable are used together, and the control optical cable and the communication optical cable can also be torn apart, separated and wired or used separately; the combination of light and electricity not only ensures the power demand, but also solves the transmission problem of optical signals; The maximum temperature resistance of the above-mentioned control cable can reach 220 degrees Celsius, and it is normally used in a high-temperature environment. Compared with ordinary hybrid cables that are prone to aging at high temperatures and greatly affect the service life of the cable, the new control cable effectively solves the problem. The problem of high temperature is solved, and the cost of production and maintenance is reduced.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (4)

1. A power communication control cable, characterized in that it comprises outer sheath, metal shielding net, aramid fiber, stainless steel armor tube A, coating layer, cladding, fiber core, conductor, insulating layer, wrapping tape, copper Shielded, stainless steel armor tube B, V-groove, easy-to-tear waist hole, curved side cable surface, flat cable surface; the cross section of the control cable is composed of two curved side cables symmetrically arranged on the outer surface of the outer sheath It is surrounded by two flat cable surfaces symmetrically arranged up and down, and a flat double cable with power signal cable and communication data cable arranged side by side. The middle of the double cable is provided with a symmetrical double-sided V type groove; the cross-section of the communication data cable on one side of the outer sheath is a circular configuration, and it is closely arranged with metal shielding mesh, aramid fiber, stainless steel armor tube A and multiple tightly wrapped optical fibers from the outside to the inside. The tight-packed optical fiber is closely arranged with a coating layer, a cladding layer, and a fiber core in sequence from the outside to the inside; the cross section of the power signal cable on the other side of the outer sheath is circular, and it is tightly packed in multiple layers from the outside to the inside. A stainless steel armor tube B, a copper tape shield and a wrapping tape are provided, and a plurality of conductors with insulating layers are arranged inside the wrapping tape. 2. A power communication control cable according to claim 1, characterized in that the material of the outer sheath is a polyetheretherketone (PEEK) sheath, and its molecular main chain contains a linear aromatic chain link. The polymer compound, whose constituent unit is oxy-p-phenylene-oxygen-carbonyl-p-phenylene, is a semi-crystalline, thermoplastic plastic; the outer sheath can withstand high temperatures up to 370 degrees; The metal shielding net is woven with 304 stainless steel wire, which has a shielding effect. The 304 stainless steel wire is 0.07mm stainless steel braided wire, 6×16 spindle braided wire, covering more than 50% of the area, and the wall thickness of one side is 0.07mm , for radiation shielding; The aramid fiber, that is, the aromatic polyamide fiber, adopts 6 strands of 3160D imported aramid fiber; The stainless steel armored pipe A adopts stainless steel wire to be processed into a spiral steel strip pipe, and the stainless steel wire adopts an armored protective pipe made of 304 stainless steel material with strong corrosion resistance, which improves the anti-extrusion and tensile properties of control; The stainless steel armor tube A ensures the natural bending of the tight-packed optical fiber or conductor, the wall thickness of one side is 0.4mm, and the tube diameter is 1.5mm-2.1mm; The material of the coating layer in the tight-packed optical fiber is polyacrylate, the cladding layer is doped silica, and the core material is silicon dioxide, which is used to transmit optical signals; the coating layer, The cladding and core are combined into 0.6mm tight-wrapped optical fiber. This optical cable can hold multiple 0.6mm colored tight-wrapped optical fibers x 6 cores of 0.6mm tight-wrapped optical fiber. 3. An electric power communication control cable according to claim 1, characterized in that, the conductor adopts a circular structure formed by twisting and compressing annealed copper wires, and the compression coefficient is not less than 0.90, and the insulating layer adopts Two layers of refractory mica tape are overlapped and wrapped on the conductor; The wrapping tape uses thin cable non-woven fabric, and its cable non-woven fabric can withstand 230 degrees without melting or deforming in an instant; The copper tape shield is composed of overlapping copper tape or spiral radial copper wire, which can play a certain role in grounding protection. If the cable core wire is damaged, the leaked current can flow into the ground along the copper tape shield. The net can also reduce the probability of collision damage, and provide a short-circuit current path when the cable is short-circuited; The stainless steel armor tube B is processed into a spiral steel strip tube by using stainless steel wire, and the stainless steel wire is an armor protection tube made of 304 stainless steel material with strong corrosion resistance, which improves the extrusion resistance and tensile properties of the control; The stainless steel armor tube B ensures the natural bending of the tight-packed optical fiber or conductor, the wall thickness of one side is 0.4mm, and the tube diameter is 1.5mm-2.1mm. 4. A power communication control cable according to claim 1, characterized in that, the control cable is subjected to a test of 3500V AC voltage for 5 minutes without breakdown; the control cable meets the long-term tensile strength of 1000N, and the conductor and optical fiber No breakage occurs; the outer sheath of the control cable pair meets the insulation requirements; the temperature resistance of the outer sheath of the control cable is 370°C; the long-term working pressure of the control cable is above 1500N, and the optical fiber signal and conductor conduction are not affected.