CN211669992U - Special shielding super-five data cable for wind power generation - Google Patents
Special shielding super-five data cable for wind power generation Download PDFInfo
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- CN211669992U CN211669992U CN202020684610.9U CN202020684610U CN211669992U CN 211669992 U CN211669992 U CN 211669992U CN 202020684610 U CN202020684610 U CN 202020684610U CN 211669992 U CN211669992 U CN 211669992U
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Abstract
The utility model discloses a special shielding of wind power generation surpasses five types of data cables belongs to cable device technical field, including cable core A, cable core B and cable core C, the through-hole department that cable core A, cable core B and cable core C are connected with the tensile rope, cable core A, cable core B and cable core C winding connect into three strands of twist forms, cable core A, cable core B and cable core C lateral wall are connected with fire-retardant filling layer, fire-retardant filling layer lateral wall is connected with the aluminium foil around package shielding layer and establishment shielding layer in proper order, establishment shielding layer lateral wall fixedly connected with shell layer, shell layer is formed for compound PUA polyurethane elastomer strip winding hot melt connection, shell layer lateral wall spraying has fire-retardant coating, the utility model discloses cable tensile effect is strong, is difficult for being torn fracture and flame retardant efficiency good when drawing by the brute force.
Description
Technical Field
The utility model relates to a cable technical field especially relates to a special shielding of wind power generation surpasses five types of data cables.
Background
The wire and cable industry is an I-industry basic industry, products are widely applied to the fields of energy, traffic, communication, automobiles, petrifaction and the like, and play an extremely important role in national economy, in recent years, along with the rapid development of national economy, the wire and cable industry is also developed and amplified, a plurality of problems exist in the industry, the production technology and the process are lagged behind, in addition, the product quality does not reach the standard, certain obstacles are formed on the development of the domestic wire and cable industry, although the wire and cable production in China has leaped to the world, a large gap still exists with the international market, along with the continuous expansion of new energy of wind power generation, in the wind power design, as a data cable for data transmission at the upper end and the lower end in a fan tower cylinder, the wire and cable industry has the characteristics of high flexibility, distortion resistance, cold resistance, interference resistance and the like: the conductors of the common super-five type shielded data communication cable adopt single conductors, the drain wires between the shields adopt single conductors, cable cores are not filled, and a sheath material adopts a PVC material.
The utility model discloses a special shielding of wind power generation surpasses five types of data cables in patent No. CN201921357262.8, the compound PUR polyurethane elastomer of chooseing for use of sheath material, increase the flexibility of cable, cold-resistant and resistant bending property, the filler has been filled at the cable core structure, internal stress between the line pair when reducing the cable distortion, increase cable life, cancel the drainage line between the shielding layer, reduce material cost and improve the cable flexibility, the conductor adopts stranded tin-plating or the transposition of non-tin-plating anaerobic copper wire to form, bending radius is little when laying, easy removal.
The traditional special shielding super-five data cable for wind power generation has the following defects: 1. the traditional special shielding super-five data cable for wind power generation has poor tensile effect, is easy to break when being pulled and has short service life; 2. the traditional special shielding super-five data cable for wind power generation has poor flame retardant effect, and is easy to burn when in fire, so that the cable is broken; therefore, the special shielding super-five data cable for wind power generation is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a special shielding super five types of data cable for wind power generation, the utility model has strong tensile effect, the cable is not easy to tear and break when being pulled by strong force, the cable core A, the cable core B and the cable core C are wound and connected into a three-strand twisted shape, similar to a twisted rope, when being pulled, the stress directions of the twisted and bent cable cores at each point are different, the received tensile force is dispersed, the tensile effect is strong, the mesh tensile rope made of PVC material in the cable has a plurality of meshes, the meshes divide the PVC strips into a plurality of complicated PVC wires, when being pulled, the PVC wires can disperse the tensile force, the whole is not easy to break, the shell layer is formed by winding and hot melting and connecting the composite PUA polyurethane elastomer strips, the composite PUA polyurethane elastomer is soft, cold-resistant and bending-resistant, when the winding and connecting mode makes the shell layer receive the tensile force, the tensile force is dispersed, the tensile effect is strong, the utility model discloses cable flame retardant efficiency is strong, cable core A, cable core B and cable core C and aluminium foil are packed there is the fire-retardant filling layer of glass fiber around packing between the shielding layer, glass fiber insulation nature is good, the heat resistance is strong, corrosion resistance is good, mechanical strength is high, can play insulating fire-retardant effect, prevent the electric leakage, outer shell lateral wall spraying has flame retardant coating, flame retardant coating is phosphorus nitrogen system fire retardant, constitute for main core composition by C, N, P, the initial stage of lighting a fire, phosphorus nitrogen system fire retardant releases incombustible vapour and produces the endothermic effect, immediately, free phosphoric acid makes the carbon-bed form, and the carbon-bed will be as heat, oxygen and thermal decomposition product's carrier, steam makes the carbon-bed take place the inflation and makes thermal insulation nature improve, the intensity of carbon-bed obtains further enhancement because the fire retardant turns into PNO, flame retardant effect is.
The utility model provides a specific technical scheme as follows:
the utility model provides a pair of special super five types of data cables of shielding of wind power generation, including cable core A, cable core B and cable core C, the through-hole department that cable core A, cable core B and cable core C are connected with the tensile rope, cable core A, cable core B and cable core C winding connect into three strands of twist forms, cable core A, cable core B and cable core C lateral wall are connected with fire-retardant filling layer, fire-retardant filling layer lateral wall is connected with the aluminium foil around package shielding layer and establishment shielding layer in proper order, establishment shielding layer lateral wall fixedly connected with outer shell, outer shell is formed for compound PUA polyurethane elastomer strip winding hot melt connection, outer shell lateral wall spraying has fire-retardant coating.
Optionally, the cable core a includes sinle silk and insulating layer, the sinle silk lateral wall cladding has the insulating layer, the insulating layer is made for the PVC material.
Optionally, the tensile rope is a PVC net made of PVC material.
Optionally, the flame-retardant filling layer is made of glass fiber, and the flame-retardant coating is a phosphorus-nitrogen flame retardant.
The utility model has the advantages as follows:
the embodiment of the utility model provides a special shielding of wind power generation surpasses five types of data cable:
1. the utility model has strong tensile effect, is not easy to be torn and broken when being pulled by strong force, the cable core A, the cable core B and the cable core C are wound and connected into a three-strand twist shape, is similar to a twist rope, when being pulled, the stress directions of the twisted and bent cable cores at each point are different, the received tensile force is dispersed, the tensile effect is strong, the net-shaped tensile rope made of PVC material in the cable has a plurality of meshes, the meshes divide the PVC strip into a plurality of intricate and complex PVC wires, when the cable core is subjected to the tensile force, the PVC filaments can disperse tension, the whole is not easy to break, the outer shell layer is formed by winding and hot melting connection of the composite PUA polyurethane elastomer strip, the composite PUA polyurethane elastomer is soft, cold-resistant and bending-resistant, when the outer shell layer is subjected to tension in a winding connection mode, the tensile force that receives is dispersed, and tensile effect is strong, solves the special shielding of traditional wind power generation and surpasses the poor problem of five types of data cable tensile effects.
2. The utility model has the advantages that the cable has strong flame retardant effect, the glass fiber flame retardant filling layer is filled between the cable core A, the cable core B, the cable core C and the aluminum foil wrapping shielding layer, the glass fiber has good insulation property, strong heat resistance, good corrosion resistance and high mechanical strength, the outer side wall of the shell layer is sprayed with a flame-retardant coating which is a phosphorus-nitrogen flame retardant and consists of C, N, P as a main core component, the phosphorus-nitrogen flame retardant releases non-flammable vapor to generate a heat absorption effect in the initial stage of ignition, and then free phosphoric acid promotes the formation of a carbon layer, the carbon layer is used as a carrier of heat, oxygen and thermal decomposition products, steam enables the carbon layer to expand so as to improve thermal insulation, strength of the carbon layer is further enhanced due to the fact that the flame retardant is converted into PNO, the flame retardant effect is good, and the problem that the traditional special shielding super-five data cable for wind power generation is poor in flame retardant effect is solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structure view of a special shielded super-five data cable for wind power generation according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an outer shell layer of the special shielding super-five data cable for wind power generation according to the embodiment of the present invention;
fig. 3 is the utility model discloses the structural schematic of the special cable core that shields super five types of data cable of wind power generation of embodiment.
In the figure: 1. a tensile strand; 2. a cable core A; 201. a wire core; 202. an insulating layer; 3. a cable core B; 4. a cable core C; 5. wrapping a shielding layer with aluminum foil; 6. weaving a shielding layer; 7. an outer shell layer; 8. a flame retardant coating; 9. and a flame-retardant filling layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.
The following will describe in detail a shielded super-five data cable dedicated for wind power generation according to an embodiment of the present invention with reference to fig. 1 to 3.
Referring to fig. 1, fig. 2 and fig. 3, the embodiment of the utility model provides a special super five types of data cables of shielding of wind power generation, including cable core A2, cable core B3 and cable core C4, the through-hole department that cable core A2, cable core B3 and cable core C4 are connected with stretch-proofing rope 1, cable core A2, cable core B3 and cable core C4 winding connection become three strands of twist, cable core A2, cable core B3 and cable core C4 lateral wall are connected with fire-retardant filling layer 9, fire-retardant filling layer 9 lateral wall is connected with aluminium foil around package shielding layer 5 and package shielding layer 6 in proper order, the package shielding layer 6 lateral wall fixedly connected with outer shell layer 7, outer shell layer 7 is formed for compound PUA polyurethane elastomer strip winding hot melt connection, outer shell layer 7 lateral wall spraying has fire-retardant coating 8.
Example, the utility model discloses cable tensile effect is strong, be difficult for being torn the fracture when drawing by the brute force, cable core A2, cable core B3 and cable core C4 winding connection become three strands of twist forms, be similar to the rope made of hemp, when receiving the pulling force, the crooked cable core of winding together is all different at the atress direction of every point, the pulling force dispersion that will receive, tensile effect is strong, netted tensile rope 1 that the inside PVC material of cable was made has a lot of meshs, the meshs divide into the PVC silk that the PVC is complicated many times, when receiving the pulling force, PVC silk dispersible pulling force, wholly be difficult for the fracture, outer shell 7 is formed for compound PUA polyurethane elastomer winding hot melt connection, compound PUA polyurethane elastomer is soft, cold-resistant, resistant crooked, when the mode of winding connection makes outer shell 7 receive the pulling force, the pulling force that receives is dispersed, tensile effect is strong, the utility model discloses cable flame retardant efficiency is strong, cable core A2, The cable core B3 and the cable core C4 are filled with the glass fiber flame-retardant filling layer 9 between the aluminum foil lapping shielding layer 5, the glass fiber has good insulation property, strong heat resistance, good corrosion resistance and high mechanical strength, can play a role in insulation and flame retardance, and can prevent electric leakage, the flame-retardant coating 8 is sprayed on the outer side wall of the shell layer 7, the flame-retardant coating 8 is a phosphorus-nitrogen flame retardant, and consists of C, N, P as a main core component, at the initial stage of ignition, the phosphorus-nitrogen flame retardant releases non-flammable steam to generate a heat absorption effect, then, free phosphoric acid promotes the formation of a carbon layer, the carbon layer is used as a carrier of heat, oxygen and thermal decomposition products, the steam enables the carbon layer to expand to improve the thermal insulation property, the strength of the carbon layer is further enhanced due to the conversion of the flame retardant into.
Referring to fig. 1, the cable core a2 includes a wire core 201 and an insulating layer 202, the outer sidewall of the wire core 201 is covered with the insulating layer 202, and the insulating layer 202 is made of PVC material.
The insulating layer 202 is made of PVC, which is polyvinyl chloride, and has the advantages of flame retardancy (flame retardant value is more than 40), high chemical resistance (resistance to concentrated hydrochloric acid, 90% sulfuric acid, 60% nitric acid and 20% sodium hydroxide), and good mechanical strength and electrical insulation.
Referring to fig. 1, the tensile strand 1 is a PVC net made of PVC material.
The drawing-resistant rope 1 is a PVC net made of PVC materials, the net-shaped drawing-resistant rope 1 is provided with a plurality of meshes, the meshes divide PVC strips into a plurality of intricate and complex PVC wires, and when the drawing force is received, the PVC wires can disperse the drawing force, and the whole drawing-resistant rope is not easy to break.
Referring to fig. 1, the flame-retardant filling layer 9 is made of glass fiber, and the flame-retardant coating layer 8 is a phosphorus-nitrogen flame retardant.
In the example, the flame-retardant filling layer 9 is made of glass fiber, the insulating flame-retardant effect is good, and the flame-retardant coating layer 8 is made of a phosphorus-nitrogen flame retardant, so that the flame-retardant effect is good.
When in use, the utility model discloses cable tensile effect is strong, be difficult for being torn the fracture when drawing by the brute force, cable core A2, cable core B3 and cable core C4 winding connection become three strands of twist forms, be similar to the rope made of hemp, when receiving the pulling force, the crooked cable core of winding together is all different at the atress direction of every point, the pulling force dispersion that will receive, tensile effect is strong, netted tensile rope 1 that the inside PVC material of cable was made has a lot of meshs, the meshs divide into the PVC silk of many complicacies with the PVC strip, when receiving the pulling force, PVC silk dispersible pulling force, wholly be difficult for the fracture, outer shell 7 is formed for compound PUA polyurethane elastomer strip winding connection, compound PUA polyurethane elastomer is soft, cold-resistant, resistant crooked, when the mode of winding connection makes outer shell 7 receive the pulling force, the pulling force that receives is dispersed, tensile effect is strong, the utility model discloses cable fire retardant efficiency is strong, cable core A2, cable, The cable core B3 and the cable core C4 are filled with the glass fiber flame-retardant filling layer 9 between the aluminum foil lapping shielding layer 5, the glass fiber has good insulation property, strong heat resistance, good corrosion resistance and high mechanical strength, can play a role in insulation and flame retardance, and can prevent electric leakage, the flame-retardant coating 8 is sprayed on the outer side wall of the shell layer 7, the flame-retardant coating 8 is a phosphorus-nitrogen flame retardant, and consists of C, N, P as a main core component, at the initial stage of ignition, the phosphorus-nitrogen flame retardant releases non-flammable steam to generate a heat absorption effect, then, free phosphoric acid promotes the formation of a carbon layer, the carbon layer is used as a carrier of heat, oxygen and thermal decomposition products, the steam enables the carbon layer to expand to improve the thermal insulation property, the strength of the carbon layer is further enhanced due to the conversion of the flame retardant into.
Referring to fig. 1, the cable core a2 includes a wire core 201 and an insulating layer 202, the outer sidewall of the wire core 201 is covered with the insulating layer 202, and the insulating layer 202 is made of PVC material.
It should be noted that the utility model relates to a special shielding super five-type data cable for wind power generation, which comprises a 1 and a tensile rope; 2. a cable core A; 201. a wire core; 202. an insulating layer; 3. a cable core B; 4. a cable core C; 5. wrapping a shielding layer with aluminum foil; 6. weaving a shielding layer; 7. an outer shell layer; 8. a flame retardant coating; 9. the flame-retardant filler layer and the components are all standard parts or parts known to those skilled in the art, and the structure and principle of the flame-retardant filler layer are known to those skilled in the art through technical manuals or through routine experiments.
It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A special shielding super-five data cable for wind power generation comprises a cable core A (2), a cable core B (3) and a cable core C (4), it is characterized in that the through holes connected with the cable core A (2), the cable core B (3) and the cable core C (4) are connected with the tensile rope (1), the cable core A (2), the cable core B (3) and the cable core C (4) are wound and connected into a three-strand twist shape, the outer side walls of the cable core A (2), the cable core B (3) and the cable core C (4) are connected with the flame-retardant filling layer (9), the outer side wall of the flame-retardant filling layer (9) is sequentially connected with an aluminum foil lapping shielding layer (5) and a weaving shielding layer (6), the outer side wall of the braided shielding layer (6) is fixedly connected with an outer shell layer (7), the outer shell layer (7) is formed by winding and hot-melting a composite PUA polyurethane elastomer strip, and the outer side wall of the outer shell layer (7) is coated with a flame-retardant coating (8).
2. The special shielding super-five data cable for wind power generation according to claim 1, wherein the cable core A (2) comprises a wire core (201) and an insulating layer (202), the outer side wall of the wire core (201) is coated with the insulating layer (202), and the insulating layer (202) is made of PVC material.
3. The special shielded super-five type data cable for wind power generation according to claim 1, wherein the tensile cord (1) is a PVC net made of PVC material.
4. The special shielding super-five data cable for wind power generation according to claim 1, wherein the flame-retardant filling layer (9) is made of glass fiber, and the flame-retardant coating layer (8) is a phosphorus-nitrogen flame retardant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684610.9U CN211669992U (en) | 2020-04-29 | 2020-04-29 | Special shielding super-five data cable for wind power generation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020684610.9U CN211669992U (en) | 2020-04-29 | 2020-04-29 | Special shielding super-five data cable for wind power generation |
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| CN211669992U true CN211669992U (en) | 2020-10-13 |
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| CN202020684610.9U Active CN211669992U (en) | 2020-04-29 | 2020-04-29 | Special shielding super-five data cable for wind power generation |
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