CN211208019U - Integrated flat cable for missile carrier rocket - Google Patents
Integrated flat cable for missile carrier rocket Download PDFInfo
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- CN211208019U CN211208019U CN201922309444.4U CN201922309444U CN211208019U CN 211208019 U CN211208019 U CN 211208019U CN 201922309444 U CN201922309444 U CN 201922309444U CN 211208019 U CN211208019 U CN 211208019U
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Abstract
The utility model discloses a comprehensive flat cable for missile carrier rocket, which comprises a cable core, a copper mesh shielding layer, a semiconductor belt and a silicon rubber sheath, wherein the cable core consists of an aramid fiber woven mesh I, an aramid fiber woven mesh II, an aramid fiber woven mesh III and an aramid fiber woven mesh IV to form a three-layer woven mesh frame, and a data bus and tensile fiber yarns are arranged on two sides outside the aramid fiber woven mesh III; power cables are arranged in the aramid fiber woven mesh II and the aramid fiber woven mesh IV, shielding cables are arranged in the aramid fiber woven mesh III, and glass fiber belts and silver conductive paint are arranged outside an inner core of the data bus. The utility model protects the signal transmission of the data bus and the shielding cable to the utmost extent through multilayer shielding, constructs a soft frame structure through multilayer aramid woven mesh, and provides stronger axial tension resistance, radial pressure resistance, heat insulation and insulation effects of the cable core; the utility model discloses the holding capacity is great, reduces the cable and occupies space, installation, use, dismantlement and the management of the cable of being convenient for.
Description
Technical Field
The utility model relates to a special type cable technical field especially relates to a guided missile carrier rocket is with synthesizing flat cable.
Background
The launch vehicle is the only tool for human beings to overcome the gravity of the earth and enter the space at present, is a foundation stone for developing the space technology and ensuring the space safety, is the fundamental guarantee for realizing the rapid deployment, reconstruction, expansion and maintenance of the spacecraft, is a carrier for developing and utilizing the space resources in large scale, is an important guarantee for national space military strength and military application, and is an important driving force for national economic development and new military revolution. The method ensures that the vehicle enters the space safely, reliably, quickly, economically and environmentally, promotes the development of space exploration technology, promotes the civilization process of human beings and is a development target of long-standing series carrier rockets.
The rocket control system, the remote measuring system and the like have dozens of devices, and the devices are connected with each other and the storage battery on the rocket through cables, so that power supply and data transmission are realized. In the existing rocket, hundreds of cables weighing hundreds of kilograms form a huge cable network, which is heavy and various in types, has hidden danger and is easy to cause quality problems.
The composite cable is one of the development directions of special cables for rockets.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a comprehensive flat cable for a missile carrier rocket.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a comprehensive flat cable for a missile carrier rocket comprises a cable core, a copper mesh shielding layer wrapped outside the cable core, a semiconductor belt wrapped outside the copper mesh shielding layer, and a silicon rubber sheath extruded outside the semiconductor belt, wherein the interior of the cable core comprises an outermost aramid woven mesh I, an upper aramid woven mesh II is arranged inside the aramid woven mesh I, the aramid fiber woven net comprises an aramid fiber woven net III at the middle layer and an aramid fiber woven net IV at the lower layer, wherein the aramid fiber woven net II and the aramid fiber woven net IV are arranged in axial symmetry along the aramid fiber woven net III, a data bus is respectively arranged at the left side and the right side of the outer part of the aramid fiber woven net III, tensile fibers are respectively arranged at the upper side and the lower side of the outer part of the data bus, the data bus is partially clamped in a groove cavity formed by the aramid fiber woven net II, the aramid fiber woven net III and the aramid fiber woven net IV, and the data bus and the tensile fibers are both positioned at the left side and the right side of;
a row of parallel power cables are arranged inside the aramid fiber woven mesh II, each single power cable consists of a lead core formed by stranding a plurality of silver-plated soft round copper wires and a polyimide composite tape wrapped outside the lead core, and the polyimide composite tape is wrapped by high-temperature fusion at 580 ℃ to form a smooth insulating skin; the aramid fiber woven net IV is also internally provided with power cables with the same size and the same quantity as those of the aramid fiber woven net II;
a plurality of groups of shielding cables are arranged in the aramid woven mesh III, each shielding cable is formed by twisting two conductors in pairs, each conductor is composed of a single-core coarse tinned copper wire and an ethylene propylene rubber insulator extruded outside the coarse tinned copper wire, a woven copper strip is wound outside the two conductors, a thermoplastic polyethylene rubber layer is extruded outside the woven copper strip, the appearance of the thermoplastic polyethylene rubber layer is of a flat frame structure, and the thermoplastic polyethylene rubber layers are arranged in parallel and form a strip-shaped flat shape;
the upper part of the aramid fiber woven net II and the upper part of the aramid fiber woven net I are sewn into sewing nodes through aramid fibers, the lower part of the aramid fiber woven net II and the upper part of the aramid fiber woven net III are also sewn with each other through the sewing nodes, the lower part of the aramid fiber woven net III and the upper part of the aramid fiber woven net IV are sewn with each other through the sewing nodes, and the lower part of the aramid fiber woven net IV and the lower part of the aramid fiber woven net I are sewn with each other through the sewing nodes;
the data bus inner core is formed by two signal wires and two auxiliary power lines which are distributed in a rhombic symmetrical mode, wire cores of the two signal wires are formed by bundling a plurality of strands of single-core tinned copper data transmission lines with insulating skins, a polyimide composite tape is wound outside the wire cores of the signal wires, the smooth insulating skins are formed by high-temperature fusion and packaging at 580 ℃, a spirally wound copper wire shielding net is wound outside the smooth insulating skins of the signal wires, and the auxiliary power lines are composed of single-core silver-plated aluminum wires and polyethylene insulating skins extruded outside the single-core silver-plated aluminum wires; and a glass fiber band is wound outside the inner core of the data bus, and the glass fiber band is coated with silver conductive paint.
Preferably, the semiconductor tape is an XZBD-20 type self-adhesive carbon semiconductor tape, the winding overlapping rate of the semiconductor tape is preferably about 50%, and the semiconductor tape plays multiple roles of insulating heat, sealing a cable core and providing a dielectric layer.
Preferably, the bamboo-shaped ceramic layer is obtained on the outer surface of the silicone rubber sheath through sectional flame baking, the ceramic layer provides the functions of fire prevention, fire resistance and heat insulation, and the ceramic layer arranged in sections enables the whole section of cable to still have certain flexibility and flexibility, so that the cable is more convenient to install during wiring.
Preferably, after the aramid fiber woven mesh I, the aramid fiber woven mesh II, the aramid fiber woven mesh III and the aramid fiber woven mesh IV are woven and sewn and baked at a high temperature of 300 ℃, a small amount of molten insulating sheath permeates into the aramid fiber woven meshes.
Preferably, the tensile cellosilk specifically is that the cross-section is oval single core Kevlar rope, and the tensile cellosilk provides axial stretching resistance, makes the utility model discloses a stability of mechanical properties can be guaranteed to the cable at installation, use and dismantlement in-process homoenergetic.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model protects the signal transmission of the data bus and the shielding cable to the utmost extent through multilayer shielding, constructs a soft frame structure through multilayer aramid woven mesh, and provides stronger axial tension resistance, radial pressure resistance, heat insulation and insulation effects of the cable core;
the utility model has large holding capacity, can hold power lines, data buses and other anti-interference signal lines simultaneously through reasonable structural layout design, greatly reduces the space occupied by cables in the rocket, and is convenient for the installation, use, disassembly and management of the cables;
the utility model discloses a flat cable has characteristics such as good matter is light, excels in, high low temperature resistant, dimensionally stable, anti chemical corrosion, shielding grade height, has great market value.
Drawings
Fig. 1 is a schematic structural diagram of a comprehensive flat cable for a missile carrier rocket, which is provided by the utility model;
in the figure: copper mesh shielding layer 1, semiconductor tape 2, silicon rubber sheath 3, aramid fiber woven mesh I4, aramid fiber woven mesh II5, aramid fiber woven mesh III6, aramid fiber woven mesh IV7, data bus 8, signal line 801, auxiliary power line 802, glass fiber tape 803, tensile fiber yarn 9, power cable 10, shielding cable 11, woven copper tape 12, thermoplastic polyethylene rubber layer 13 and sewing node 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, the comprehensive flat cable for the missile carrier rocket comprises a cable core, a copper mesh shielding layer 1 wrapped outside the cable core, a semiconductor tape 2 wrapped outside the copper mesh shielding layer 1 and a silicon rubber sheath 3 extruded outside the semiconductor tape 2, wherein the cable core internally comprises an outermost aramid woven mesh I4, an upper aramid woven mesh II5 is arranged inside an aramid woven mesh I4, the middle-layer aramid fiber woven mesh III6 and the lower-layer aramid fiber woven mesh IV7 are axially symmetrically arranged along the aramid fiber woven mesh III6, the left side and the right side of the outside of the aramid fiber woven mesh III6 are respectively provided with a data bus 8, the upper side and the lower side of the outside of the data bus 8 are respectively provided with a tensile fiber wire 9, part of the data bus 8 is clamped in a groove cavity formed by the aramid fiber woven mesh II5, the aramid fiber woven mesh III6 and the aramid fiber woven mesh IV7, and the data bus 8 and the tensile fiber wires 9 are both positioned at the left side and the right side of the inside of the aramid fiber woven mesh I4; a row of parallel power cables 10 are arranged inside the aramid fiber woven mesh II5, each single power cable 10 consists of a lead core formed by stranding a plurality of silver-plated soft round copper wires and a polyimide composite tape wrapped outside the lead core, and the polyimide composite tape is wrapped by high-temperature fusion at 580 ℃ to form a smooth insulating sheath; the aramid fiber woven net IV7 is also internally provided with power cables 10 with the same size and the same number as those in the aramid fiber woven net II 5; a plurality of groups of shielding cables 11 are arranged in the aramid woven mesh III6, each shielding cable 11 is formed by twisting two conductors in pairs, each conductor is composed of a single-core coarse tinned copper wire and an ethylene propylene rubber insulator extruded outside the coarse tinned copper wire, a braided copper strip 12 is wrapped outside each conductor, a thermoplastic polyethylene rubber layer 13 is extruded outside each braided copper strip 12, the appearance of each thermoplastic polyethylene rubber layer 13 is of a flat frame structure, and the thermoplastic polyethylene rubber layers 13 are arranged in parallel and form a strip-shaped flat shape; the upper part of the aramid woven mesh II5 and the upper part of the aramid woven mesh I4 are sewn into a sewing node 14 through aramid filaments, the lower part of the aramid woven mesh II5 and the upper part of the aramid woven mesh III6 are also sewn into a whole through the sewing node 14, the lower part of the aramid woven mesh III6 and the upper part of the aramid woven mesh IV7 are sewn into a whole through the sewing node 14, and the lower part of the aramid woven mesh IV7 and the lower part of the aramid woven mesh I4 are sewn into a whole through the sewing node 14; the inner core of the data bus 8 is formed by two signal wires 801 and two auxiliary power lines 802 which are distributed in a rhombic symmetrical mode, the wire cores of the two signal wires 801 are formed by bundling a plurality of single-core tinned copper data transmission lines with insulating skins, the wire cores of the signal wires 801 are wound with polyimide composite tapes and are subjected to high-temperature melting and packaging at 580 ℃ to form smooth insulating skins, the smooth insulating skins of the signal wires 801 are wound with spirally wound copper wire shielding nets, and the auxiliary power lines 802 are formed by single-core silver-plated aluminum wires and polyethylene insulating skins extruded outside the single-core silver-plated aluminum wires; the glass fiber tape 803 is wound outside the inner core of the data bus 8, and the silver conductive paint is coated outside the glass fiber tape 803.
Referring to fig. 1, the semiconductor tape 2 is specifically an XZBD-20 type self-adhesive carbon semiconductor tape, and the winding overlap ratio of the semiconductor tape 2 is preferably about 50%, which plays multiple roles of insulating heat, sealing a cable core, and providing a dielectric layer.
Referring to fig. 1, bamboo-shaped ceramic layers are obtained on the outer surfaces of the silicon rubber sheaths 3 through sectional flame baking, the ceramic layers provide the functions of fire prevention, fire resistance and heat insulation, and the ceramic layers arranged in sections enable the whole section of cable to still have certain flexibility and flexibility, so that the cable is more convenient to install during wiring.
Referring to fig. 1, after the aramid woven mesh I4, the aramid woven mesh II5, the aramid woven mesh III6, and the aramid woven mesh IV7 are woven and sewn, and then baked at a high temperature of 300 ℃, a small amount of molten insulation sheath permeates into each of the aramid woven meshes.
Referring to fig. 1, tensile cellosilk 9 specifically is that the cross-section is oval single core kevlar cordage, and tensile cellosilk 9 provides axial stretching resistance, makes the utility model discloses a stability of mechanical properties can be guaranteed to the cable at installation, use and dismantlement in-process homoenergetic.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A comprehensive flat cable for a missile carrier rocket comprises a cable core, a copper mesh shielding layer (1) wrapped outside the cable core, a semiconductor belt (2) wrapped outside the copper mesh shielding layer (1) and a silicon rubber sheath (3) extruded outside the semiconductor belt (2), and is characterized in that the cable core internally comprises an outermost aramid woven net I (4), an upper aramid woven net II (5), a middle aramid woven net III (6) and a lower aramid woven net IV (7) are arranged inside the aramid woven net I (4), the aramid woven net II (5) and the aramid woven net IV (7) are axially symmetrically arranged along the aramid woven net III (6), a data bus (8) is respectively arranged at the left side position and the right side position outside the aramid woven net III (6), and tensile fibers (9) are respectively arranged at the upper side position and the lower side position outside the data bus (8), the data bus (8) is partially clamped in a groove cavity formed by an aramid fiber woven mesh II (5), an aramid fiber woven mesh III (6) and an aramid fiber woven mesh IV (7), and the data bus (8) and the tensile fiber yarns (9) are positioned at the left side and the right side of the interior of the aramid fiber woven mesh I (4);
a row of parallel power cables (10) are arranged inside the aramid woven mesh II (5), a single power cable (10) consists of a lead core formed by stranding a plurality of silver-plated soft round copper wires and a polyimide composite tape wrapped outside the lead core, and the polyimide composite tape is wrapped by high-temperature fusion at 580 ℃ after being wrapped to form a smooth insulating skin; the aramid fiber woven net IV (7) is also internally provided with power cables (10) with the same size and the same number as those in the aramid fiber woven net II (5);
a plurality of groups of shielding cables (11) are arranged in the aramid woven mesh III (6), each shielding cable (11) is formed by twisting two conductors in pairs, each conductor is composed of a single-core coarse tinned copper wire and ethylene propylene rubber insulation extruded outside the coarse tinned copper wire, a woven copper strip (12) is wrapped outside each conductor, a thermoplastic polyethylene rubber layer (13) is extruded outside each woven copper strip (12), the appearance of each thermoplastic polyethylene rubber layer (13) is of a flat frame structure, and the plurality of thermoplastic polyethylene rubber layers (13) are arranged in parallel and form a strip-shaped flat shape;
the upper part of the aramid woven net II (5) and the upper part of the aramid woven net I (4) are sewn into sewing nodes (14) through aramid filaments, the lower part of the aramid woven net II (5) and the upper part of the aramid woven net III (6) are also sewn through the sewing nodes (14), the lower part of the aramid woven net III (6) and the upper part of the aramid woven net IV (7) are sewn through the sewing nodes (14), and the lower part of the aramid woven net IV (7) and the lower part of the aramid woven net I (4) are sewn through the sewing nodes (14);
the inner core of the data bus (8) is formed by symmetrically distributing two signal wires (801) and two auxiliary power lines (802) in a rhombic shape, the wire cores of the two signal wires (801) are formed by bundling a plurality of strands of single-core tinned copper data transmission lines with insulating skins, a polyimide composite tape is wound outside the wire cores of the signal wires (801), a smooth insulating skin is formed by high-temperature fusion and packaging at 580 ℃, a spirally wound copper wire shielding net is wound outside the smooth insulating skin of the signal wires (801), and the auxiliary power lines (802) are composed of single-core silver-plated aluminum wires and polyethylene insulating skins extruded outside the single-core silver-plated aluminum wires; the glass fiber tape (803) is wound outside the inner core of the data bus (8), and the glass fiber tape (803) is coated with silver conductive paint.
2. -composite flat cable for missile launcher according to claim 1, characterized in that the semiconducting tapes (2) are in particular autohension carbon semiconducting tapes of type XZBD-20.
3. The composite flat cable for the missile carrier rocket as claimed in claim 1, wherein the outer surface of the silicon rubber sheath (3) is provided with a segmented bamboo-shaped ceramic layer.
4. The composite flat cable for the missile carrier rocket as claimed in claim 1, wherein the fiber nets of the aramid woven net I (4), the aramid woven net II (5), the aramid woven net III (6) and the aramid woven net IV (7) are infiltrated with partial melts of the insulating sheaths.
5. The composite flat cable for missile launch vehicles according to claim 1, wherein the tensile fiber filaments (9) are single-core Kevlar fiber ropes with oval cross-sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922309444.4U CN211208019U (en) | 2019-12-20 | 2019-12-20 | Integrated flat cable for missile carrier rocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922309444.4U CN211208019U (en) | 2019-12-20 | 2019-12-20 | Integrated flat cable for missile carrier rocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211208019U true CN211208019U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922309444.4U Active CN211208019U (en) | 2019-12-20 | 2019-12-20 | Integrated flat cable for missile carrier rocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211208019U (en) |
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- 2019-12-20 CN CN201922309444.4U patent/CN211208019U/en active Active
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