A ship management port integrated cable

Abstract

The utility model relates to a cable, and its purpose is to provide a ship management port integrated cable, which should have the characteristics of small space occupation, high reliability, mildew resistance, flame retardancy, impact vibration resistance, and electromagnetic interference resistance. The technical solution is a ship management port integrated cable, which is characterized in that: the cable includes a cable core and a total wrapping layer, a total braided shielding layer and a sheath sequentially wrapped on the outside of the cable core from the inside to the outside; the cable core is a first signal wire bundle, a second signal wire bundle, a third signal wire bundle and a high-temperature Category 6 network cable that are parallel to each other and extend along the length direction of the cable, and a plurality of ground wires extending along the length direction of the cable are filled in the gap between the wrapping layer and the signal wire bundle and are parallel to each other and attached to the inner wall of the wrapping layer.

Description

Technical Field

[0001] The utility model relates to a cable, in particular to a management port integrated cable for ships. Background Art

[0002] With the development of new ships, ships have also changed from single functions to comprehensive functions. These comprehensive functions require the transmission of instructions through cables. Due to the limited space inside the ship, a multi-functional cable that can meet the requirements of ship space and weight reduction is needed. Conventional cables, which are mostly used for fixed buildings on land, cannot meet the requirements. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies of the above-mentioned background technology and provide a ship management port integrated cable, which should have the characteristics of small space occupation, high reliability, mildew resistance, flame retardancy, impact vibration resistance, and electromagnetic interference resistance.

[0004] A ship management port integrated cable, characterized in that:

[0005] The cable comprises a cable core and a total wrapping layer, a total braided shielding layer and a sheath which are sequentially wrapped around the cable core from the inside out; the cable core comprises a first signal wire bundle, a second signal wire bundle, a third signal wire bundle and a high-temperature Category 6A network cable which are parallel to each other and extend along the length direction of the cable, and a plurality of ground wires extending along the length direction of the cable are filled in the gap between the wrapping layer and the signal wire bundle and are parallel to each other and attached to the inner wall of the wrapping layer.

[0006] The first signal wire harness comprises a first wire core and a first wrapping layer and a first braided layer sequentially covering the first wire core from the inside to the outside; the first wire core comprises a first pair of twisted wires extending along the length direction of the first signal wire harness, a first signal ground wire and a first ground wire;

[0007] The second signal wire harness comprises a second wire core and a second wrapping layer and a second braided layer sequentially covering the second wire core from the inside to the outside; the second wire core comprises a second pair of twisted wires extending along the length direction of the second signal wire harness, two first power wires and a second ground wire;

[0008] The third signal wire harness comprises a third wire core and a third wrapping layer and a third braiding layer sequentially wrapped around the outside of the third wire core from the inside to the outside; the third wire core comprises four third twisted pairs of wires extending along the length direction of the third signal wire harness, four data wires, and two second power wires wrapped by a power shielding layer and twisted;

[0009] The high-temperature Category 6a network cable includes a network cable core, a network cable sheath and a network cable braided layer that are sequentially wrapped around the outside of the network cable core from the inside to the outside; the network cable core includes four groups of twisted network cables extending along the length direction of the Category 6a network cable, an insulated ground wire and two grounding network cables.

[0010] The two first signal wires twisted in the first twisted wire pair are both covered with a first insulating layer outside the first conductor; the first signal ground wire is also covered with a first grounding insulating layer outside the first signal conductor; and the first ground wire is a bare wire.

[0011] The second twisted pair of wires includes two twisted second signal wires, each of which is coated with a second insulation layer on the outside of the second conductor; the outsides of the two first power wires are coated with a first power winding layer, and each first power wire is coated with a first power insulation layer on the outside of the first power conductor; the second ground wire is a bare wire.

[0012] Each third twisted pair of wires includes two third signal wires twisted and wrapped by an inner wrapping layer and one third ground wire. Each third signal wire is wrapped by a third insulation layer on the outside of the third conductor, and the third ground wire is wrapped by a ground insulation layer on the outside of the third ground conductor. The outsides of the two second power wires are wrapped by a second power wrapping layer, and each second power wire is wrapped by a second power insulation layer on the outside of the second power conductor. Each data wire is wrapped by a data wire insulation layer on the outside of the data wire conductor. A ground bare wire is buried in the third wrapping layer parallel to the length direction of the third signal wire bundle.

[0013] Each set of twisted network cables includes two network cables that are twisted and then covered by a network cable inner sheath and two network cable bare ground wires. Each network cable includes a network cable conductor and a network cable insulation layer covered on the outside of the network cable conductor; the insulated ground wire includes a grounding network cable conductor and a grounding network cable insulation layer covered on the outside of the grounding network cable conductor.

[0014] In the first signal wire harness, the second signal wire harness and the third signal wire harness, all conductors are silver-plated conductors, all bare wires are copper conductors, all insulation layers are fluoroplastic insulation layers, and all braided layers are tinned wire braided layers.

[0015] In the first signal harness, the first wrapping layer is an aluminum-plastic tape wrapping layer; a polyester tape layer is wrapped around the tinned wire braided layer;

[0016] In the second signal wire harness, the first inner wrapping layer is an aluminum-plastic tape wrapping layer with a polyester tape layer wrapped outside, and the third wrapping layer is an aluminum-plastic tape wrapping layer;

[0017] In the third signal wire harness, the second inner wrapping layer is an aluminum-plastic tape wrapping layer with a polyester tape layer wrapped outside, and the third wrapping layer is an aluminum-plastic tape wrapping layer.

[0018] In the high-temperature Category 6a network cable, the network cable conductor, the grounding network cable conductor and the network cable bare ground wire are all copper conductors, the network cable insulation layer and the grounding network cable insulation layer are both fluoroplastic insulation layers, the network cable winding layer and the network cable inner winding layer are aluminum-plastic composite tape layers, and the network cable shielding layer is a tinned wire braided layer or a silver-plated wire braided layer.

[0019] The beneficial effects of the utility model are as follows: the ship management port integrated cable has good electromagnetic compatibility, occupies a small space, has the characteristics of high reliability of electrical signal transmission, is mildew-proof, flame-retardant, resistant to impact and vibration, and resistant to electromagnetic interference, and has a small outer diameter and light weight. It can effectively transmit control signals, comprehensive data and electrical energy, and is mainly used for data measurement and control and power transmission guarantee of the entire system of new model ships. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the cross-sectional structure of an embodiment of the utility model.

[0021] Figure 2 It is a schematic diagram of the enlarged cross-section structure of the first signal wiring harness in the embodiment of the utility model.

[0022] Figure 3 It is a schematic diagram of the enlarged cross-section structure of the second signal wiring harness in the embodiment of the utility model.

[0023] Figure 4 It is a schematic diagram of the enlarged cross-section structure of the third signal wiring harness in the embodiment of the utility model.

[0024] Figure 5 It is a schematic diagram of the enlarged cross-section structure of the high-temperature Category 6a network cable in an embodiment of the utility model.

[0025] Numbers in the figure: 1, first signal wire harness (RS232); 1.1, first ground wire; 1.2, first conductor; 1.3, first insulation layer; 1.4, first wrapping layer; 1.5, first braided layer; 1.6, first signal ground wire;

[0026] 2. Second signal harness (USB2.0); 2.1. Second conductor; 2.2. Second insulation layer; 2.3. Second wrapping layer; 2.4. Second ground wire; 2.5. Second braiding layer; 2.6. First power wrapping layer; 2.7. First power conductor; 2.8. First power insulation layer;

[0027] 3. The third signal harness (DVI18+1) unit; 3.1. The third conductor; 3.2. The third insulating layer; 3.3. The third wrapping layer; 3.4. The third braiding layer; 3.5. The inner wrapping layer; 3.6. The second power conductor; 3.7. The second power insulating layer; 3.8. The second power wrapping layer; 3.9. The data line conductor; 3.11. The data line insulating layer; 3.12. The third grounding line;

[0028] 4. Ultra-high temperature Category 6 network cable; 4.1. Network cable conductor; 4.2. Network cable insulation layer; 4.3. Network cable sheath; 4.4. Network cable ground wire; 4.5. Network cable braided layer; 4.6. Network cable inner sheath; 4.7. Network cable bare ground wire; 4.8. Insulated ground wire.

[0029] 5. Ground wire; 6. Total winding layer; 7. Total braided shielding layer; 8. Sheath. DETAILED DESCRIPTION

[0030] The following is a further description with reference to the embodiments shown in the accompanying drawings.

[0031] Figure 1 The ship management port integrated cable shown includes a cable core and a total wrapping layer 6, a braided total shielding layer 7 and a total sheath 8 which are sequentially wrapped around the outside of the cable core from the inside out; the cable core is a first signal wire bundle 1, a second signal wire bundle 2, a third signal wire bundle 3 and a high-temperature Category 6a network cable 4 which are parallel to each other and extend along the length direction of the cable, and a plurality of ground wires 3 extending along the length direction of the cable are filled in the gap between the wrapping layer and the signal wire bundle and are parallel to each other and attached to the inner wall of the wrapping layer.

[0032] The first signal wire harness comprises a first wire core and a first wrapping layer 1.4 and a first braided layer 1.5 which are sequentially wrapped around the first wire core from the inside to the outside; the first wire core comprises a first pair of twisted wires extending along the length direction of the first signal wire harness, a first signal ground wire 1.6 and a first ground wire 1.1;

[0033] The second signal wire harness comprises a second wire core and a second wrapping layer 2.3 and a second braided layer 2.5 which are sequentially wrapped around the second wire core from the inside to the outside; the second wire core comprises a second pair of twisted wires extending along the length direction of the second signal wire harness, two first power wires and a second ground wire 2.4;

[0034] The third signal wire harness comprises a third wire core and a third wrapping layer 3.3 and a third braiding layer 3.4 which are sequentially wrapped around the outside of the third wire core from the inside to the outside; the third wire core comprises four third twisted pairs of wires extending along the length direction of the third signal wire harness, four data wires and two second power wires which are wrapped by a power shielding layer and twisted;

[0035] The high-temperature Category 6a network cable includes a network cable core, a network cable sheath 4.3 and a network cable braiding layer 4.5 which are sequentially coated on the outside of the network cable core from the inside to the outside; the network cable core includes four groups of twisted network cables extending along the length direction of the Category 6a network cable, an insulated ground wire 4.8 and two grounding network cables 4.4.

[0036] in;

[0037] one, Figure 2The first signal harness structure is:

[0038] 1) The first conductor 1.2 is a silver-plated conductor with a nominal outer diameter of 0.5 mm;

[0039] 2) First grounding wire 1.1 copper conductor, nominal outer diameter 0.42 mm;

[0040] 3) The first insulating layer 1.3 is fluoroplastic insulation;

[0041] 4) 1 pair of twisted wires; receive data, send data;

[0042] 5) The twisted pair cables are cabled with the signal ground wire and the first ground wire, and then wrapped with aluminum-plastic tape.

[0043] 6) The first braided layer is 1.5 tinned wire total screen weaving, with a weaving density ≥ 85%; overall shielding.

[0044] 7) The first wrapping layer is 1.4 woven outer wrapping polyester tape, with an overlap rate of not less than 30%

[0045] Performance indicators:

[0046] 1) Conductor resistance: The DC resistance of the conductor is not more than 227Ω / km at 20℃;

[0047] 2) Insulation resistance: The insulation resistance is not less than 1500MΩ·km at 20℃.

[0048] 3) Withstand voltage test: 50Hz, AC 0.5KV / 1min without breakdown.

[0049] 4) Characteristic impedance: 90±13Ω

[0050] 5) Working temperature: -40~+120℃.

[0051] two, Figure 3 The second signal harness structure shown is:

[0052] 1) The second conductor 2.1 is a silver-plated conductor with a nominal outer diameter of 0.36 mm;

[0053] 2) Second ground wire 2.4 copper conductor, nominal outer diameter 0.36mm;

[0054] 3) The second insulation layer is 2.2 fluoroplastic insulation, and the outer diameter of the second insulation layer and the first power insulation layer is 0.86mm;

[0055] 4) There is 1 pair of twisted wires;

[0056] 5) The inner layer of the sheath is 3.5 aluminum-plastic tape wrapped around the twisted wire, and a layer of polyester tape is wrapped around the aluminum-plastic tape;

[0057] 6) Cabling the second twisted pair, the two first power lines and the second grounding line, and wrapping them with aluminum-plastic tape after cabling;

[0058] 7) The second braided layer is 2.5 tinned wire braided layer, with a braiding density of ≥85%;

[0059] 8) The second wrapping layer 2.3 is a tinned wire braided layer wrapped with polyester tape, with an overlap rate greater than 30%.

[0060] 9) The first power supply wrapping layer is wrapped with 2.6 aluminum-plastic tape

[0061] Performance indicators:

[0062] 1) Conductor resistance: The DC resistance of the conductor is not more than 227Ω / km at 20℃;

[0063] 2) Insulation resistance: The insulation resistance is not less than 1500MΩ·km at 20℃.

[0064] 3) Withstand voltage test: 50Hz, AC 0.5KV / 1min without breakdown.

[0065] 4) Characteristic impedance: 90±13Ω

[0066] 5) Working temperature: -40~+120℃.

[0067] three, Figure 4 The third signal harness structure shown is:

[0068] 1) The third conductor 3.1 is a silver-plated conductor with a nominal outer diameter of 0.39 mm;

[0069] 2) The third grounding conductor is a silver-plated conductor with a nominal outer diameter of 0.39 mm;

[0070] 3) The third insulation layer is 0.1mm fluoroplastic insulation, and the nominal outer diameter of the insulation is 0.99mm;

[0071] 4) Three-core twisted, 4 pairs in total; after twisting, wrapped with aluminum-plastic tape, and then wrapped with a layer of polyester tape;

[0072] 5) Cable four third twisted pairs, four data cables and two third power cables, and wrap them with aluminum-plastic tape after cabling;

[0073] 6) The third braided layer is made of tinned wire, with a braiding density of ≥85%. A tinned wire is added to the braided layer as a ground wire;

[0074] 7) The third wrapping layer 3.3 polyester tape is wrapped outside the braided layer, and the overlap rate is greater than 30%;

[0075] 8) The second power supply wrapping layer is wrapped with 3.8 aluminum-plastic tape;

[0076] 9) Grounding of bare copper conductors.

[0077] Performance indicators:

[0078] Rated voltage: 300V

[0079] 2) Conductor resistance: The DC resistance of the conductor shall not exceed 227Ω / km at 20℃.

[0080] 3) Insulation resistance: The insulation resistance is not less than 1500MΩ·km at 20℃.

[0081] 4) Characteristic impedance: 100±10Ω

[0082] 5) Withstand voltage test: 50Hz, AC 1.0KV / 1min without breakdown.

[0083] Four, Figure 5 The structure of the Category 6A high-temperature network cable shown is:

[0084] 1) Network cable conductor 4.1: copper stranded wire, nominal outer diameter 0.48mm;

[0085] 2) Network cable ground wire 4.4: copper stranded wire, nominal outer diameter 0.48mm;

[0086] 3) Network cable insulation layer 4.2: Fluoroplastic insulation, insulation outer diameter 0.98±0.05mm;

[0087] 4) Twisted pairs: 4 pairs, each pair consists of two network cables and two network cable bare ground wires twisted together, and then wrapped with aluminum-plastic composite shielding;

[0088] 5) Cabling: 4 pairs of twisted shielded wires and a bare ground wire are cabled together and wrapped with a layer of aluminum-plastic composite tape.

[0089] 6) The network cable braid layer 4.5 uses tinned or silver-plated wire braided shielding, and the braiding density is greater than 85%;

[0090] 7) Network cable wrapping layer 4.3 Polyester tape is wrapped around the outside of the network cable braiding layer, and the overlap rate is greater than 30%

[0091] Performance indicators:

[0092] 1) Conductor resistance: The DC resistance of the conductor is not more than 150Ω / km at 20℃;

[0093] 2) Insulation resistance: The insulation resistance is not less than 1500MΩ·km at 20℃.

[0094] 3) Withstand voltage test: 50Hz, AC 2KV / 1min without breakdown.

[0095] 4) Characteristic impedance: 100±10Ω

[0096] 5) Attenuation: @250MHZ, no more than 46dB / 65M

[0097] 6) Return loss: no more than 15.6dB

[0098] 7) Working temperature: -40~+120℃.

[0099] five, Figure 1 In the cables shown:

[0100] 1. The cable pitch diameter ratio is not more than 20 times, the cable direction is right, and the cable is wrapped with aluminum-plastic composite tape.

[0101] 2. The braided shielding layer is made of tinned wire outside the aluminum-plastic tape, with a single wire diameter of 0.15mm and a density of not less than 85%.

[0102] 3. The overall sheath adopts TPV sheath with a nominal thickness of 1.4mm. The outer diameter of the cable is not more than 15mm, the temperature resistance level is -55 to 125 degrees Celsius, and the mildew resistance is not more than level 1 after adding mildew inhibitor. It can withstand the salt spray test specified in GJB150.

[0103] Features of this utility model:

[0104] 1. Cable integration with multiple functional units including three signal cables and high-temperature network cables;

[0105] 2. The composite shielding: Each unit has a braided layer as a shielding layer to ensure the electromagnetic compatibility of the cable during operation;

[0106] 3. The wrapping tape is made of aluminum-plastic composite tape; each unit shield is wrapped with tape to ensure the insulation performance of each unit shield, thereby further ensuring electromagnetic compatibility.

[0107] 4. The overall outer sheath is made of TPV material, which can ensure softness, mildew resistance, salt spray resistance, high and low temperature resistance and other properties.

[0108] The above is a detailed introduction to the ship management port integrated cable provided by the utility model; for general manufacturers in this field, according to the ideas and principles of the embodiments of the utility model, there will be changes in the specific implementation methods and application scope; therefore, the content of this specification should not be understood as a limitation on the utility model.

Claims

1. A ship management port integrated cable, characterized in that: The cable comprises a cable core and a total wrapping layer (6), a total braided shielding layer (7) and a sheath (8) which are sequentially wrapped around the cable core from the inside to the outside; the cable core comprises a first signal wire bundle (1), a second signal wire bundle (2), a third signal wire bundle (3) and a high-temperature Category 6A network cable (4) which are parallel to each other and extend along the length direction of the cable, and a plurality of ground wires (5) extending along the length direction of the cable are filled in the gap between the wrapping layer and the signal wire bundle and are parallel to each other and attached to the inner wall of the wrapping layer; The first signal wire harness comprises a first wire core, and a first wrapping layer (1.4) and a first braided layer (1.5) sequentially wrapped around the first wire core from the inside out; the first wire core comprises a first pair of twisted wires extending along the length direction of the first signal wire harness, a first signal ground wire (1.6) and a first ground wire (1.1); The second signal wire harness comprises a second wire core, a second wrapping layer (2.3) and a second braided layer (2.5) sequentially wrapped around the second wire core from the inside to the outside; the second wire core comprises a second pair of twisted wires extending along the length direction of the second signal wire harness, two first power wires and a second ground wire (2.4); The third signal wire harness comprises a third wire core and a third wrapping layer (3.3) and a third braided layer (3.4) sequentially wrapped around the outside of the third wire core from the inside out; the third wire core comprises four third twisted pairs of wires extending along the length direction of the third signal wire harness, four data wires, and two third power wires wrapped by a power shielding layer and twisted into pairs; The high-temperature Category 6a network cable comprises a network cable core, a network cable wrapping layer (4.3) and a network cable braiding layer (4.5) which are sequentially coated on the outside of the network cable core from the inside to the outside; the network cable core comprises four groups of twisted network cables extending along the length direction of the Category 6a network cable, an insulated ground wire (4.8) and two network cable grounding wires (4.4).

2. The integrated cable for ship management port according to claim 1, characterized in that: The two first signal wires twisted in the first twisted wire pair are both coated with a first insulating layer (1.3) outside the first conductor (1.2); the first signal ground wire is also coated with a first grounding insulating layer outside the first signal ground wire conductor; and the first ground wire is a bare wire.

3. The integrated cable for ship management port according to claim 2 is characterized in that: The second twisted pair of wires comprises two twisted second signal wires, each of which is coated with a second insulating layer (2.2) on the outside of a second conductor (2.1); the outsides of two first power wires are coated with a first power wrapping layer (2.6), and each of the first power wires is coated with a first power insulating layer (2.8) on the outside of a first power conductor (2.7); and the second grounding wire is a bare wire.

4. The integrated cable for ship management port according to claim 3 is characterized in that: Each third twisted pair of wires comprises two third signal wires wrapped by an inner wrapping layer (3.5) and twisted together, and a third grounding wire (3.12); each third signal wire is wrapped by a third insulating layer (3.2) on the outside of a third conductor (3.1); and the third grounding wire (3.12) is wrapped by a third grounding insulating layer on the outside of the third grounding conductor; the outsides of the two second power wires are wrapped by a second power wrapping layer (3.8); each second power wire is wrapped by a second power insulating layer (3.7) on the outside of a second power conductor (3.6); and each data wire is wrapped by a data wire insulating layer (3.11) on the outside of a data wire conductor (3.9); and a grounding bare wire is embedded in the third wrapping layer and is parallel to the length direction of the third signal wire bundle.

5. The integrated cable for ship management port according to claim 4 is characterized in that: Each set of twisted network cables comprises two network cables that are twisted and then covered by a network cable inner wrapping (4.6) layer and two network cable bare ground wires (4.7); each network cable comprises a network cable conductor (4.1) and a network cable insulation layer (4.2) covered outside the network cable conductor; the insulated ground wire (4.8) comprises a grounding network cable conductor and a grounding network cable insulation layer covered outside the grounding network cable conductor.

6. The integrated cable for ship management port according to claim 5, characterized in that: In the first signal wire harness, the second signal wire harness and the third signal wire harness, all conductors are silver-plated conductors, all bare wires are copper conductors, all insulation layers are fluoroplastic insulation layers, and all braided layers are tinned wire braided layers.

7. The integrated cable for ship management port according to claim 6, characterized in that: In the first signal harness, the first wrapping layer is an aluminum-plastic tape wrapping layer; a polyester tape layer is wrapped outside the tinned wire braided layer; In the second signal wire harness, the first inner wrapping layer is an aluminum-plastic tape wrapping layer with a polyester tape layer wrapped outside, and the third wrapping layer is an aluminum-plastic tape wrapping layer; In the third signal wire harness, the second inner wrapping layer is an aluminum-plastic tape wrapping layer with a polyester tape layer wrapped outside, and the third wrapping layer is an aluminum-plastic tape wrapping layer.

8. The integrated cable for ship management port according to claim 7, characterized in that: In the high-temperature Category 6a network cable, the network cable conductor, the grounding network cable conductor and the network cable bare ground wire are all copper conductors, the network cable insulation layer and the grounding network cable insulation layer are both fluoroplastic insulation layers, the network cable winding layer and the network cable inner winding layer are aluminum-plastic composite tape layers, and the network cable shielding layer is a tinned wire braided layer or a silver-plated wire braided layer.

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