Lightweight wire harness for low-altitude aircraft
By using lightweight materials such as carbon fiber and aluminum alloy, as well as a sliding sleeve design, the problems of heavy wiring harness and unstable connection in low-altitude aircraft have been solved, achieving both lightweighting and signal stability.
Patent Information
- Application Number
- CN202423167954.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-23
AI Technical Summary
The existing wiring harnesses for low-altitude aircraft are heavy and lack auxiliary fixing structures at the connection points, resulting in poor stability.
The connectors and wires are made of lightweight materials such as carbon fiber and aluminum alloy, combined with a two-way threaded rod and sliding sleeve design. The sliding sleeve and connecting rod are moved by rotating the throttle to achieve a tight and fixed connection. Lightweight aluminum alloy conductors and multi-layer insulation shielding are used to reduce weight and enhance signal stability.
This technology enables lightweight wiring harnesses for low-altitude aircraft, improves connection tightness and signal transmission stability, and reduces the load on the aircraft.
Smart Images
Figure CN223729130U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the field of aerospace technology, concretely is low altitude aircraft light weight wire harness. BACKGROUND
[0002] Low altitude aircraft is increasingly widely used in logistics, surveying and mapping, agriculture and rescue scenes, and wire harness is an important component connecting low altitude aircraft, so low altitude aircraft light weight wire harness is needed.
[0003] The existing low altitude aircraft wire harness has heavy overall weight, increases the load of the aircraft, and needs to adopt the plug-in mode for connection when connecting, but lacks auxiliary fixing structure for the connection, which may cause loosening and poor stability. UTILITY MODEL CONTENT
[0004] The utility model aims at providing low altitude aircraft light weight wire harness to solve the above background art that the existing low altitude aircraft wire harness has heavy overall weight, increases the load of the aircraft, and needs to adopt the plug-in mode for connection when connecting, but lacks auxiliary fixing structure for the connection, which may cause loosening and poor stability.
[0005] To achieve the above object, the utility model provides the following technical scheme: low altitude aircraft light weight wire harness, including the connecting head, the top of connecting head is fixedly installed with cross bar, the material quality of connecting head is carbon fiber, the top of cross bar is equipped with the slot, the inside of slot is rotatably installed with two-way screw rod, the surface both ends of two-way screw rod are all screw-jointed with the sliding sleeve, one end of cross bar is rotatably installed with steering handle, one end of steering handle penetrates cross bar and is fixedly connected with one end of two-way screw rod, the top of sliding sleeve is all fixedly installed with connecting rod, the material quality of cross bar, sliding sleeve, steering handle and connecting rod is aluminum alloy, one side of connecting rod is fixedly installed with moving ring and fixed ring respectively, and the material quality of moving ring and fixed ring is carbon fiber.
[0006] Preferably, the bottom of the connecting head is fixedly installed with a fixed rod, the bottom of the fixed rod is provided with a sliding groove, the inside of the sliding groove is fixedly installed with a round rod, the surface of the round rod is movably sleeved with a sliding block at both ends, the bottom of the sliding block is fixedly installed with a moving rod, the material of the fixed rod, the round rod, the sliding block and the moving rod is magnesium alloy, and one side of the moving rod is fixedly connected with one side of the moving ring and the fixed ring respectively.
[0007] Preferably, the top of the moving ring is fixedly installed with a fixed block, the material of the fixed block is polycarbonate, and one end of the fixed block is provided with a clamping groove.
[0008] Preferably, the top of the fixed ring is fixedly provided with a moving block, one end of the moving block is fixedly provided with a clamping block, and the material of the moving block and the clamping block is polycarbonate.
[0009] Preferably, one end of the moving ring is provided with a connecting groove, one end of the fixed ring is fixedly provided with a connecting plate, the material of the connecting plate is carbon fiber, and the connecting groove is matched with the connecting plate.
[0010] Preferably, one side of the connecting head is fixedly provided with a wire, the surface of the wire is fixedly sleeved with an insulating layer, the surface of the insulating layer is fixedly sleeved with a shielding layer, the surface of the shielding layer is fixedly sleeved with an outer sheath, and one side of the insulating layer, the shielding layer and the outer sheath is fixedly connected with one side of the connecting head.
[0011] Compared with the prior art, the low-altitude aircraft light-weight harness has the beneficial effects that:
[0012] The low-altitude aircraft light-weight harness has the following advantages. The material of the connecting head, the moving ring, the fixed ring and the connecting plate is carbon fiber, the material of the cross rod, the sliding sleeve, the handlebar and the connecting rod is aluminum alloy, the material of the fixed rod, the round rod, the sliding block and the moving rod is magnesium alloy, and the material of the fixed block, the moving block and the clamping block is polycarbonate. The above-mentioned materials have the properties of light weight, high strength, good corrosion resistance, low density, high strength, excellent impact resistance, good insulation and aging resistance, so that the purpose of light weight is achieved, and the load of the aircraft is reduced.
[0013] The low-altitude aircraft light-weight harness has the following advantages. The material of the connecting head, the moving ring, the fixed ring and the connecting plate is carbon fiber, the material of the cross rod, the sliding sleeve, the handlebar and the connecting rod is aluminum alloy, the material of the fixed rod, the round rod, the sliding block and the moving rod is magnesium alloy, and the material of the fixed block, the moving block and the clamping block is polycarbonate. The above-mentioned materials have the properties of light weight, high strength, good corrosion resistance, low density, high strength, excellent impact resistance, good insulation and aging resistance, so that the purpose of light weight is achieved, and the load of the aircraft is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is a front view of the utility model;
[0015] Figure 2 It is a sectional view of the utility model;
[0016] Figure 3 It is a sectional view of the utility model; Figure 2 It is a sectional view of the utility model;
[0017] Figure 4The exploded view of the utility model;
[0018] Figure 5 The utility model discloses a connecting head one side structure schematic diagram.
[0019] In the drawing: 1, connecting head, 2, cross bar, 3, strip slot, 4, two -way threaded rod, 5, sliding sleeve, 6, steering handle, 7, connecting rod, 8, moving ring, 9, fixed ring, 10, fixed rod, 11, sliding slot, 12, round rod, 13, sliding block, 14, moving rod, 15, fixed block, 16, clamping groove, 17, moving block, 18, clamping block, 19, connecting groove, 20, connecting plate, 21, wire, 22, insulating layer, 23, shielding layer, 24, outer sheath. DETAILED DESCRIPTION
[0020] The technical scheme in the utility model embodiments will be apparently and completely described below with reference to the drawings in the utility model embodiments, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative work belong to the range of protection of the utility model.
[0021] Please refer to Figures 1-5The utility model provides a technical scheme: low altitude aircraft light weight wire harness, including connector 1, the top fixed mounting of connector 1 has cross bar 2, the material quality of connector (1) is carbon fiber, it is made of carbonized fiber that is by epoxy coating treatment and graphite pressure weaving, not only high strength but also has excellent corrosion resistance, the top of cross bar 2 is provided with strip groove 3, the inside rotation of strip groove 3 is equipped with two -way threaded rod 4, the surface both ends of two -way threaded rod 4 are all threaded sleeve and are equipped with sliding sleeve 5, two -way threaded rod 4 when rotating will drive two sliding sleeves 5 in the inside of strip groove 3 and move towards or away from each other, the rotation of cross bar 2 one end is equipped with handlebar 6, the one end of handlebar 6 penetrates cross bar 2 and is connected with two -way threaded rod 4 one end fixedly, and rotating handlebar 6 will make two -way threaded rod 4 rotate, the top of sliding sleeve 5 is all fixedly installed with connecting rod 7, and sliding sleeve 5 when sliding will drive connecting rod 7 to slide, the material quality of cross bar 2, sliding sleeve 5, handlebar 6 and connecting rod 7 is aluminium alloy, it is the alloy that adds a certain amount of other alloying elements with aluminium as the base, and it is high in strength and good in corrosion resistance, one side of connecting rod 7 is respectively fixedly installed with moving ring 8 and fixed ring 9, and connecting rod 7 when sliding will drive moving ring 8 and fixed ring 9 to slide, that is, can be through moving ring 8 and fixed ring 9 to the auxiliary fixing of junction, to improve the compactness of connection, and the material quality of moving ring 8 and fixed ring 9 is carbon fiber, the bottom fixed mounting of connector 1 has fixed rod 10, the bottom of fixed rod 10 is provided with sliding slot 11, the inside fixed mounting of sliding slot 11 has round rod 12, the surface both ends of round rod 12 are all movably sleeved with sliding block 13, and the inner surface of sliding block 13 and the outer surface of round rod 12 are smooth, can make the sliding of sliding block 13 on the surface of round rod 12 more smooth, reduces the situation of jam, the bottom of sliding block 13 is all fixedly installed with moving rod 14, and moving rod 14 when sliding will drive sliding block 13 to slide in the inside of sliding slot 11 and on the surface of round rod 12, the material quality of fixed rod 10, round rod 12, sliding block 13 and moving rod 14 is magnesium alloy, it is the alloy that adds other elements with magnesium as the base, and it is low in density and high in strength, and one side of moving rod 14 is respectively fixedly connected with one side of moving ring 8 and fixed ring 9, and moving ring 8 and fixed ring 9 when sliding will drive moving rod 14 to slide.
[0022] The top of the moving ring 8 is fixedly installed with a fixed block 15, and the moving ring 8 drives the fixed block 15 to slide when sliding, the material of the fixed block 15 is polycarbonate, and one end of the fixed block 15 is provided with a clamping groove 16, the clamping groove 16 is matched with a clamping block 18, and the inner surface of the clamping groove 16 and the outer surface of the clamping block 18 are rough, so that the connection between the clamping groove 16 and the clamping block 18 is more close, the top of the fixed ring 9 is fixedly installed with a moving block 17, the fixed ring 9 drives the moving block 17 to slide when sliding, and one end of the moving block 17 is fixedly installed with the clamping block 18, the moving block 17 drives the clamping block 18 to slide when sliding, and the material of the moving block 17 and the clamping block 18 is polycarbonate, which is a high molecular polymer containing carbonate groups in the molecular chain, and has excellent impact resistance, good insulation and aging resistance, one end of the moving ring 8 is provided with a connecting groove 19, one end of the fixed ring 9 is fixedly installed with a connecting plate 20, the material of the connecting plate 20 is carbon fiber, the connecting groove 19 is matched with the connecting plate 20, the inner surface of the connecting groove 19 and the outer surface of the connecting plate 20 are rough, one side of the connecting head 1 is fixedly installed with a wire 21, the wire 21 uses a light aluminum alloy conductor to replace a traditional copper material, so that it is more light and convenient, the surface of the wire 21 is fixedly sleeved with an insulating layer 22, the insulating layer 22 is made of high-temperature-resistant and flame-retardant polyether ether ketone material, has light weight and high tensile strength, the surface of the insulating layer 22 is fixedly sleeved with a shielding layer 23, the shielding layer 23 is made of a multi-strand tinned copper woven shielding layer, and provides an electromagnetic shielding efficiency of more than 99%, the shielding layer 23 can shield the chaotic signal, ensures stable signal transmission, and further improves the anti-interference performance, the surface of the shielding layer 23 is fixedly sleeved with an outer sheath 24, the outer sheath 24 can be an ultra-thin silica gel sheath, has excellent wear resistance and tensile performance, and one side of the insulating layer 22, the shielding layer 23 and the outer sheath 24 is fixedly connected with one side of the connecting head 1, the multi-layer design of the wire 21, the insulating layer 22, the shielding layer 23 and the outer sheath 24 meets the use of the aircraft in various complex situations.
[0023] Working principle: first when the connector 1 is connected, then rotate the handle 6, the rotation of the handle 6 will make the two-way threaded rod 4 rotation, then the two-way threaded rod 4 will drive the two sliding sleeve 5 in the inside of the strip groove 3 sliding, at this time the sliding sleeve 5 will drive the connecting rod 7 sliding, then the connecting rod 7 will drive the moving ring 8 and the fixed ring 9 move towards each other, then the moving ring 8 and the fixed ring 9 will drive the moving rod 14 sliding, then the moving rod 14 will drive the sliding block 13 in the inside of the sliding slot 11 and the surface of the round rod 12 sliding, when the connecting plate 20 is placed in the connecting groove 19, the clamping block 18 will also be placed in the clamping groove 16, that is, through the moving ring 8 and the fixed ring 9 etc. Auxiliary fixing of the connection, secondly, the wire 21 adopts light aluminum alloy conductor instead of traditional copper material, supplemented by new type composite insulation layer 22, greatly reduces the weight, reduces the load of the aircraft, the shielding layer 23 can shield the disorderly signal, ensures the stability of signal transmission, and further improves the anti-interference performance, the outer sheath 24 has excellent temperature resistance and wear resistance, and is suitable for harsh flight environment.
[0024] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. Low flying aircraft lightweight wire harness comprising a connector (1), characterized in that: The top of the connecting head (1) is fixedly installed with a cross bar (2), the material of the connecting head (1) is carbon fiber, the top of the cross bar (2) is provided with a strip-shaped groove (3), the inside of the strip-shaped groove (3) is rotatably installed with a bidirectional threaded rod (4), the surface of the bidirectional threaded rod (4) is threadedly sleeved with a sliding sleeve (5) at both ends, one end of the cross bar (2) is rotatably installed with a handlebar (6), one end of the handlebar (6) penetrates through the cross bar (2) and is fixedly connected with one end of the bidirectional threaded rod (4), the top of the sliding sleeve (5) is fixedly installed with a connecting rod (7), the materials of the cross bar (2), the sliding sleeve (5), the handlebar (6) and the connecting rod (7) are aluminum alloy, one side of the connecting rod (7) is fixedly installed with a moving ring (8) and a fixed ring (9) respectively, and the materials of the moving ring (8) and the fixed ring (9) are carbon fiber.
2. The low altitude flying vehicle lightweight harness of claim 1, wherein: The bottom of the connecting head (1) is fixedly installed with a fixed rod (10), the bottom of the fixed rod (10) is provided with a sliding groove (11), the inside of the sliding groove (11) is fixedly installed with a round rod (12), the surface of the round rod (12) is movably sleeved with a sliding block (13) at both ends, the bottom of the sliding block (13) is fixedly installed with a moving rod (14), the materials of the fixed rod (10), the round rod (12), the sliding block (13) and the moving rod (14) are magnesium alloy, and one side of the moving rod (14) is fixedly connected with one side of the moving ring (8) and the fixed ring (9) respectively.
3. The low altitude flying vehicle lightweight harness of claim 1, wherein: The top of the moving ring (8) is fixedly installed with a fixed block (15), the material of the fixed block (15) is polycarbonate, and one end of the fixed block (15) is provided with a clamping groove (16).
4. The low altitude flying vehicle lightened wire harness of claim 1, wherein: The top of the fixed ring (9) is fixedly installed with a moving block (17), one end of the moving block (17) is fixedly installed with a clamping block (18), and the materials of the moving block (17) and the clamping block (18) are polycarbonate.
5. The low altitude flying vehicle lightened wire harness of claim 1, wherein: One end of the moving ring (8) is provided with a connecting groove (19), one end of the fixed ring (9) is fixedly installed with a connecting plate (20), the material of the connecting plate (20) is carbon fiber, and the connecting groove (19) is matched with the connecting plate (20).
6. The low altitude flying vehicle lightened wire harness of claim 1, wherein: One side of the connecting head (1) is fixedly installed with a wire (21), the surface of the wire (21) is fixedly sleeved with an insulation layer (22), the surface of the insulation layer (22) is fixedly sleeved with a shielding layer (23), the surface of the shielding layer (23) is fixedly sleeved with an outer sheath (24), and one side of the insulation layer (22), the shielding layer (23) and the outer sheath (24) is fixedly connected with one side of the connecting head (1).