CN211929084U - Marine-resistant light cable structure for shipboard engine - Google Patents
Marine-resistant light cable structure for shipboard engine Download PDFInfo
- Publication number
- CN211929084U CN211929084U CN201921377268.1U CN201921377268U CN211929084U CN 211929084 U CN211929084 U CN 211929084U CN 201921377268 U CN201921377268 U CN 201921377268U CN 211929084 U CN211929084 U CN 211929084U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- joint
- cable structure
- resistant
- wave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a ship-borne engine is with light-duty cable structure of resistant ocean has solved the problem that current cable structure is difficult to satisfy corrosion resistance index requirements such as acid-resisting atmosphere, acid salt fog and mould. The utility model discloses a cable structure includes wire, polytetrafluoroethylene film, prevents ripples cover, heat shrinkage bush, mould cover and afterbody annex of contracting. The utility model discloses a structure has characteristics such as high temperature resistant, resistant vibration, resistant marine environment, electromagnetic shield and light in weight, is applicable to the line connection between annunciator, sensor and the controller on the aeroengine, makes the cable can work for a long time under ocean and complicated electromagnetic environment, and weight reduction, brings the advantage of lower oil consumption and higher power for the aircraft.
Description
Technical Field
The utility model belongs to the technical field of resistant ocean cable protection, a marine light-duty cable structure of resistant ocean for the shipboard engine is provided very much.
Background
Naval products, especially products matched with ship-based aircrafts, have severe marine service environment corrosiveness. The electric connector adopted by the common engine cable product is a general series product, and the requirements of corrosion resistance performance indexes such as acid atmosphere resistance, acid salt fog resistance, mould resistance and the like are difficult to meet. When the salt mist with entrained sea salt particles settles on the exposed metal surface, it is due to the sea salt (especially NaCl and MgCl)2) The corrosion inhibitor is easy to absorb water and deliquesce, a micro battery and a macro battery are easy to form on the surface of metal to increase the corrosion activity, a passivation film on the surface of the metal is damaged, pitting corrosion and crevice corrosion are promoted to be formed, and once corrosion occurs, the corrosion effect is accelerated.
In addition, the microorganism deterioration effect changes along with the change of temperature and humidity, the long-term high-humidity and high-temperature state in the marine environment has the effect of accelerating the breeding of the mold, and the mold corrosion is more serious. The mold can decompose the material as their own nutrients, resulting in deterioration of physical properties; in addition, mold attack can further lead to reduced electrical properties, thereby affecting the performance of the product.
The acidic atmosphere is mainly generated by the combination of sulfur dioxide, nitrogen and hydrogen compounds and the like generated by the combustion of fossil fuel and water vapor in the atmosphere, and the acidic atmosphere also has a severe corrosion effect on the connector shell and the surface.
When the airplane combat faces to the complex strong radiation electromagnetic environments such as more and more complex electronic warfare, lightning stroke, nuclear explosion electromagnetic radiation and the like, a lot of hidden dangers in the aspects of shielding and electromagnetic protection are brought. The electromagnetic compatibility design of the cable is particularly critical because many of various types of electromagnetic interference generated on an engine by a main body of the cable harness electrical cable interconnection system are generated by electromagnetic coupling between cables and are interfered by complicated electromagnetic environments of surrounding electronic systems.
At present, the requirement of equipment matched with an airplane on weight control is severe, and the economic benefit brought by the weight reduction of the airplane has the advantages of low oil consumption, high transportation capacity, green economic benefit and the like, and is considerable.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a can ensure that the cable can normally work under marine environment anti-interference, lightweight carrier-borne engine is with resistant light-duty cable structure in ocean.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a light-duty cable structure of resistant ocean for carrier-borne engine, this cable structure includes wire, polytetrafluoroethylene film, prevents ripples cover, heat shrinkage bush, mould and shrinkage bush and afterbody annex, the wire is shielded wire, and adopts twisted pair or three-stranded conductor, the outside of wire is equipped with polytetrafluoroethylene film, prevents ripples cover and heat shrinkage bush from inside to outside in proper order, blows the shrinkage bush of mould outside afterbody annex tail end, and the mould shrinkage bush overlaps with the heat shrinkage bush in the junction, scribbles CS-1125 hot melt adhesive in the junction, and scribble CS-1125 hot melt adhesive in the heat shrinkage bush overlap joint of wire branch department, guarantees the whole leakproofness of cable, prevents that ripples cover and afterbody annex tail end 360 overlap joint and adopt the wire sinle silk to tie up the wave prevention cover fixedly, makes wire shielding layer and connector casing more closely connected, improves the product interference killing feature.
Furthermore, the bifurcation of the wire is shielded in a lap-joint and bundle-welding mode, the lap-joint length is not less than 40mm, the wire shielding layer is connected with a joint or a grounding layer, one or more wire shielding layers are led out and connected to the joint or the connector shell, induced current of the shielding layers is safely released through grounding, the electromagnetic interference resistance of the cable is improved, and the grounded wire is selected to be matched with the largest-diameter wire of the joint or the connector shell.
Further, the tail accessory is a shielding tail accessory.
Further, the heat-shrinkable sleeve is a high-temperature-resistant heat-shrinkable sleeve made of a non-metal material capable of resisting 200 ℃.
Furthermore, the tail accessory is made of titanium alloy materials, and the wave-proof sleeve is made of a light wave-proof sleeve.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a structure has characteristics such as high temperature resistant, resistant vibration, resistant marine environment, electromagnetic shield and light in weight, is applicable to the line connection between annunciator, sensor and the controller on the aeroengine, makes the cable can work for a long time under ocean and complicated electromagnetic environment, and weight reduction, brings the advantage of lower oil consumption and higher power for the aircraft.
(1) The utility model discloses the outmost heat shrinkable tube of wire is non-metallic material, carries out 28 days in GJB150.10A-2009 under 2 types of bacteriums + gliocladium brevicaulis environment experimental, and the resistant mould grade of outward appearance is superior to or equals 1 level, and function, performance satisfy operation requirement.
(2) In order to achieve the electromagnetic protection effect of the engine cable, the conducting wire adopts a shielding conducting wire, and a twisted pair or a three-twisted pair is selected, so that the total shielding rate of the conducting wire reaches more than 95%, the crosstalk between signals is avoided, in addition, the double shielding design of the light wave-proof sleeve is sleeved outside the conducting wire, the characteristic shielding efficiency can reach more than 81 dB/meter, the interference signals are secondarily attenuated, and the optimal electromagnetic compatibility performance is achieved.
In order to improve the overall shielding effect of the cable, the cable tail accessory adopts a shielding type tail accessory, the anti-wave sleeve is fixedly tied up by 360-degree lap joint of the anti-wave sleeve and the tail accessory and by adopting the wire core, so that the wire shielding layer is more closely connected with the connector shell, and the anti-interference capability of the product is improved.
The bifurcation of the lead is shielded in a lap-joint and bundle-welding mode, the lap-joint length is not less than 40mm, and the processing mode has high reliability and strong shielding continuity. The wire shielding layer is subjected to a contact or grounding treatment. The single or a plurality of lead shielding layers are led out and connected to the contact or the connector shell, and the induced current of the shielding layers is safely released through grounding, so that the anti-electromagnetic interference capability of the cable is improved.
(3) In addition, the tail accessory of the utility model is made of titanium alloy material, which is reduced by about 50% compared with the universal series connector; the wave-proof sleeve is light, and the weight of the wave-proof sleeve is reduced by about 30 percent compared with the traditional wave-proof sleeve.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic diagram of the external structure of the lead.
In the figure: 1-a wire; 2-a polytetrafluoroethylene film; 3-wave-proof sleeve; 4-heat-shrinkable tubing; 5-die shrinkage; 6-caudal attachment.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, a light ocean-resistant cable structure for a ship-borne engine comprises a lead 1, a polytetrafluoroethylene film 2, a wave-proof sleeve 3, a heat-shrinkable sleeve 4, a mold shrinkage sleeve 5 and a tail accessory 6, wherein the lead 1 is a shielding lead and adopts a twisted pair or a three-twisted pair, the polytetrafluoroethylene film 2, the wave-proof sleeve 3 and the heat-shrinkable sleeve 4 are sequentially arranged outside the lead 1 from inside to outside, the mold shrinkage sleeve 5 is blown outside the tail end of the tail accessory 6, the mold shrinkage sleeve 5 and the heat-shrinkable sleeve 4 are connected in an overlapped mode at a joint, a CS-1125 hot melt adhesive is coated in the joint, the integral sealing performance of the cable is ensured, the wave-proof sleeve 3 and the tail end of the tail accessory 6 are overlapped for 360 degrees, the wave-proof sleeve 3 is tied and fixed by adopting a lead core, the lead shielding layer is more tightly connected with a connector shell, and the anti-.
The bifurcate of wire 1 adopts overlap joint bundle to weld formula shielding treatment, and overlap joint length is not less than 40mm, and the wire shielding layer carries out contact or ground connection and handles, draws out single or a plurality of wire shielding layer, connects to contact or connector housing, passes through the induced-current of shielding layer ground connection safety release, improves cable anti electromagnetic interference ability, and the wire 1 of ground connection selects the biggest line footpath wire at mating contact or connector housing.
The tail accessory 6 is a shielding tail accessory.
The heat-shrinkable sleeve 4 is a high-temperature-resistant heat-shrinkable sleeve made of a non-metallic material capable of resisting 200 ℃.
The tail accessory 6 is made of titanium alloy materials, and the wave-proof sleeve 3 is a light wave-proof sleeve.
The utility model discloses the outmost heat shrinkable tube of wire adopts non-metallic material to make, carries out 28 days in GJB150.10A-2009 under 2 types of bacterial + gliocladium brevicaulis environment experimental, and the resistant mould grade of outward appearance is superior to or equals 1 level, and function, performance satisfy operation requirement.
In order to achieve the electromagnetic protection effect of the engine cable, the conducting wire adopts a shielding conducting wire, and a twisted pair or a three-twisted pair is selected, so that the total shielding rate of the conducting wire reaches more than 95%, the crosstalk between signals is avoided, in addition, the double shielding design of the light wave-proof sleeve is sleeved outside the conducting wire, the characteristic shielding efficiency can reach more than 81 dB/meter, the interference signals are secondarily attenuated, and the optimal electromagnetic compatibility performance is achieved.
In order to improve the overall shielding effect of the cable, the cable tail accessory adopts a shielding type tail accessory, and the wire shielding layer and the connector shell are more closely connected through the 360-degree lap joint of the anti-wave sleeve and the tail accessory, so that the anti-interference capability of the product is improved.
The bifurcation of the lead is shielded in a lap-joint and bundle-welding mode, the lap-joint length is not less than 40mm, and the processing mode has high reliability and strong shielding continuity. The wire shielding layer is subjected to a contact or grounding treatment. The single or a plurality of lead shielding layers are led out and connected to the contact or the connector shell, and the induced current of the shielding layers is safely released through grounding, so that the anti-electromagnetic interference capability of the cable is improved.
In addition, the tail accessory of the utility model is made of titanium alloy material, which is reduced by about 50% compared with the universal series connector; the wave-proof sleeve is light, and the weight of the wave-proof sleeve is reduced by about 30 percent compared with the traditional wave-proof sleeve.
The utility model discloses a cable when having the harsh environment ability of resistant ocean, guarantees cable electromagnetic shield performance, and the line connection between annunciator, sensor and the controller on being applicable to aeroengine is lightened cable weight as far as possible, makes the cable can work for a long time under ocean and complicated electromagnetic environment, and weight reduction, brings advantages such as lower oil consumption and higher power for the aircraft.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (5)
1. The marine-resistant light cable structure for the ship-based engine is characterized by comprising a conducting wire, a polytetrafluoroethylene film, a wave-proof sleeve, a heat-shrinkable sleeve, a mold shrinkable sleeve and a tail accessory, wherein the conducting wire is a shielding conducting wire, and adopts a twisted wire or a three-twisted wire, a polytetrafluoroethylene film, a wave-proof sleeve and a heat-shrinkable sleeve are sequentially arranged outside the lead from inside to outside, the tail end of the tail accessory is externally blown with a shrinkage sleeve, and the shrinkage sleeve is overlapped and connected with the heat-shrinkable sleeve at the joint, CS-1125 hot melt adhesive is coated in the joint, CS-1125 hot melt adhesive is coated in the lap joint of the heat shrinkable sleeve at the branch of the lead cluster, the integral sealing performance of the cable is ensured, the wave-proof sleeve is lapped with the tail end of the tail accessory for 360 degrees and is tied up and fixed by adopting the lead core, so that the lead shielding layer is more closely connected with the connector shell, and the anti-interference capability of the product is improved.
2. The marine light-duty cable structure for the shipboard engine of claim 1, wherein the bifurcation of the conductor is shielded by a lap-joint and bundle-welding method, the lap-joint length is not less than 40mm, the conductor shielding layer is connected with a joint or a grounding method, a single or a plurality of conductor shielding layers are led out and connected to the joint or the connector housing, the induced current of the shielding layers is safely released by grounding, the electromagnetic interference resistance of the cable is improved, and the grounded conductor is selected to match the maximum wire diameter of the joint or the connector housing.
3. The marine light-duty cable structure for the shipboard engine of claim 1, wherein the tail accessory is a shielded tail accessory.
4. The marine light-weight cable structure for the shipboard engine of claim 1, wherein the heat-shrinkable tubing is a high-temperature-resistant heat-shrinkable tubing made of a non-metal material capable of resisting 200 ℃.
5. The marine-resistant light cable structure for the shipboard engine of claim 1, wherein the tail accessory is made of a titanium alloy material, and the wave-proof sleeve is a light wave-proof sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377268.1U CN211929084U (en) | 2019-08-23 | 2019-08-23 | Marine-resistant light cable structure for shipboard engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921377268.1U CN211929084U (en) | 2019-08-23 | 2019-08-23 | Marine-resistant light cable structure for shipboard engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211929084U true CN211929084U (en) | 2020-11-13 |
Family
ID=73319367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921377268.1U Active CN211929084U (en) | 2019-08-23 | 2019-08-23 | Marine-resistant light cable structure for shipboard engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211929084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517815A (en) * | 2019-08-23 | 2019-11-29 | 沈阳兴华航空电器有限责任公司 | A kind of ship-borne engine lightweight cable of resistance to ocean structure |
-
2019
- 2019-08-23 CN CN201921377268.1U patent/CN211929084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517815A (en) * | 2019-08-23 | 2019-11-29 | 沈阳兴华航空电器有限责任公司 | A kind of ship-borne engine lightweight cable of resistance to ocean structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110517815A (en) | A kind of ship-borne engine lightweight cable of resistance to ocean structure | |
| CN201689724U (en) | Multi-core ocean towing cable | |
| CN202307235U (en) | Oil-resisting, corrosion-preventing and fireproof marine control cable | |
| CN211929084U (en) | Marine-resistant light cable structure for shipboard engine | |
| CN205376166U (en) | Undercarriage cable | |
| CN201667241U (en) | Novel armored submarine cable | |
| CN202549388U (en) | High current-carrying composite shielding armored cable for vessel electric equipment system | |
| WO2018141078A9 (en) | Corrugated copper sleeve corrugated steel sleeve and steel wire armoured submarine cable | |
| CN103915190A (en) | Low-smoke and halogen-free waterproof double-shielded control cable resistant to high temperature | |
| CN213935693U (en) | Branch cable assembly for near space aircraft | |
| CN202957067U (en) | Optical-fiber compound submarine power cable | |
| CN209401359U (en) | A kind of wear-resisting high-strength polyvinyl chloride insulation control cable resistant to bending | |
| CN209708646U (en) | A kind of High-strength compression resistant cable | |
| CN210575192U (en) | High-shielding anti-interference photoelectric composite ultrahigh-voltage power cable | |
| CN221149705U (en) | High-temperature-resistant cable | |
| CN204010750U (en) | A kind of seabed cable for wind power generation | |
| CN202042227U (en) | Control cable for flame-retardant ship | |
| CN204178754U (en) | A kind of petroleum and petrochemical industry composite cable | |
| CN211404939U (en) | Installation wire harness for transportation oiling machine | |
| CN209133246U (en) | Polyvinyl chloride insulation shell-less wire and cable | |
| CN211125106U (en) | High-performance fireproof cable | |
| CN109102956A (en) | A kind of termite-resistant rodent-resistant power cable | |
| CN217280087U (en) | High-strength anti-occlusion cable | |
| CN210778019U (en) | Marine communication cable | |
| CN221446850U (en) | High-voltage cable for high-flame-retardant environment-friendly electric automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |