CN115892438B - Integrated aircraft shell - Google Patents
Integrated aircraft shell Download PDFInfo
- Publication number
- CN115892438B CN115892438B CN202211580822.2A CN202211580822A CN115892438B CN 115892438 B CN115892438 B CN 115892438B CN 202211580822 A CN202211580822 A CN 202211580822A CN 115892438 B CN115892438 B CN 115892438B
- Authority
- CN
- China
- Prior art keywords
- composite material
- material layer
- special
- layer body
- conductive sheet
- 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
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Connection Of Plates (AREA)
- Laminated Bodies (AREA)
Abstract
The invention provides an integrated aircraft shell which comprises a second composite material layer body, a third composite material layer body, a partition frame and a top frame, wherein the edges of the third composite material layer body and the second composite material layer body are fixedly connected through the partition frame and the top frame, the third composite material layer body and the second composite material layer body are stacked up and down, and at least one conductive sheet is further clamped between the third composite material layer body and the second composite material layer body. The invention can assemble and integrally arrange the conductive sheet (aluminum sheet) and the cable with the engine body shell, not only improves the strength of the engine body shell and greatly improves the durability of the circuit, but also ensures that the cable is simple and convenient to run and safer, simultaneously improves the assembly speed and is beneficial to use, and ensures that the resistance of the conductive sheet (aluminum sheet) is kept uniform after the conductive sheet (aluminum sheet) is electrified by winding the two ends of the copper wire with the insulating layer and the conductive sheet (aluminum sheet) to one circle, thereby improving the safety.
Description
Technical Field
The invention relates to an aircraft shell, in particular to an integrated aircraft shell.
Background
An aircraft includes a series of devices such as a drone or a drone. Existing aircraft typically include an outer shell and various electronic components mounted within the outer shell, with electrical connections made between the various electronic components through wires or flat cables. The mode has the defects that the wires or the flat cables are exposed in the shell, and are easy to damage and even break in the operation processes of disassembly, maintenance and the like, so that the aircraft cannot work normally. In addition, the wires or the flat cables occupy the internal installation space of the shell, so that the layout, disassembly, heat dissipation and the like of other electronic devices are affected, and when the number of the wires or the flat cables is large, the wires are easy to disorder, and inconvenience is brought to disassembly, assembly and maintenance. In addition, the existing shell is usually made of plastic and the like, has poor strength and is easy to damage.
Disclosure of Invention
The present invention provides an integrated aircraft housing that effectively solves the above-mentioned problems.
The invention is realized in the following way:
An integrated aircraft shell comprises a second composite material layer body, a third composite material layer body, a bulkhead and a top frame,
The edges of the third composite material layer body and the second composite material layer body are fixedly connected with each other through a separation frame and a top frame, and the third composite material layer body and the second composite material layer body are stacked up and down;
At least one conductive sheet is also clamped between the third composite material layer body and the second composite material layer body, and copper wires with insulating layers, which ensure uniform resistance, are wound at two ends of the conductive sheet, and conductive contacts exposed outside are formed;
the bottom surface of the second composite material layer body is fixedly provided with a first composite material layer body;
The end surfaces of the third composite material layer body and the second composite material layer body are provided with caulking grooves for clamping the top frame;
a special-shaped butt joint plate is rotatably arranged at one end of the top frame, and a special-shaped groove matched with the special-shaped butt joint plate is formed in the embedded groove of the third composite material layer body;
the top frame is fixedly connected with two mounting blocks, and two sides of the special-shaped butt joint plate are rotatably arranged between the two mounting blocks through shaft rods and are provided with torsion coil springs which enable the special-shaped butt joint plate to rotate towards the inside of the special-shaped groove;
the frame comprises a first composite material layer body, a second composite material layer body, a third composite material layer body, a plurality of transverse plates, a plurality of protruding plates, a plurality of connecting grooves and a plurality of connecting grooves, wherein the protruding parts are integrally formed on two sides of the front end face of the protruding plates, and the protruding grooves are formed on the outer side faces of the protruding parts;
A reserved seam for installing the panel is arranged between the third composite material layer body and the conducting strip.
As a further improvement, the special-shaped butt plate is also fixedly provided with a plurality of upper clamping bulges, and the special-shaped groove is provided with a plurality of upper butt grooves for being matched with the upper clamping bulges.
As a further improvement, the inner parts of the upper arc edge and the lower arc edge of the bulkhead are fixedly connected with a first filling layer and a second filling layer respectively, and a plurality of reinforcing ribs are fixedly connected between the first filling layer and the second filling layer.
As a further improvement, the first filling layer and the second filling layer are made of rubber materials and are used for improving the strength of the bulkhead.
As a further improvement, the first composite material layer body and the second composite material layer body are made of glass fiber materials, and the third composite material layer body is made of glass fiber reinforced plastic materials.
The beneficial effects of the invention are as follows:
(1) The conductive sheet (aluminum sheet) and the machine body shell are integrally installed, so that the strength of the machine shell is ensured, the forming degree of the machine shell is improved, the machine shell is equivalent to a circuit board, the durability of a circuit is greatly improved, meanwhile, the aluminum sheet is lighter in weight, the construction and transportation cost is lower, the cable can be integrally installed with the machine body shell, the wiring is simpler and more convenient, the assembly is quicker, and after the machine body shell made of carbon fiber is broken, the elastic modulus of the machine body shell is smaller than that of metal copper in the cable, so that the cable cannot be broken under the condition that the damage amount of the machine body shell is larger than that of the machine body shell, and the cable can be formed into a whole with the machine body shell more safely.
(2) Through winding the both ends of taking insulating layer copper wire and conducting strip (aluminum sheet) to the round, the resistance keeps even after making conducting strip (aluminum sheet) circular telegram, prevents directly to take insulating layer copper wire spot welding on the aluminum sheet, causes the uneven and blowing of power line resistance of great electric current, improves the security.
(3) Through setting up of caulking groove and top frame isotructure, can be better with engine body shell and other casings looks equipment concatenation, guarantee the fastness between engine body shell and the other casings, make it can not become flexible, simultaneously, after accomplishing with both concatenation, other connecting pieces such as rethread current screw fix, engine body shell can not slide between other casings, improves the leakproofness, other connecting pieces such as also the staff's installation screw of being convenient for are comparatively swift simple and convenient.
(4) Through setting up of structures such as strengthening rib, the intensity of improvement bulkhead that can be better avoids the bulkhead fracture, bears intensity and obtains improving, when improving bulkhead intensity, also can improve the intensity of organism casing, and the shaping degree is better.
(5) Through the setting of structures such as the bulkhead and the side groove, the bulkhead and the engine body shell can be better spliced and installed, and meanwhile, the conducting strip can be safely fixed on the third composite material layer body, so that the conducting strip is prevented from loosening, and the follow-up use is facilitated.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a right side view of the present invention.
Fig. 4 is a top view of the panel of the present invention.
Figure 5 is a cross-sectional view of a former of the present invention.
FIG. 6 is a schematic structural diagram of a third composite layer and a top frame according to the present invention.
FIG. 7 is a schematic view of a portion of a third composite layer according to the present invention.
Fig. 8 is an enlarged view of a of fig. 7 in accordance with the present invention.
Fig. 9 is a schematic diagram of a winding structure of the conductive sheet of the present invention.
Reference numerals illustrate:
1. The composite material comprises a first composite material layer body, a second composite material layer body, a third composite material layer body, a 4, a spacer frame, a 5, a conducting strip, a 6, a panel, a 7, a groove, a 8, a top frame, a 9, a clamping groove, a 10, a first filling layer, a 11, a second filling layer, a 12, a reinforcing rib, a 13, a special-shaped groove, a 14, an upper butt joint groove, a 15, an installation block, a 16, a shaft rod, a 17, a torsion coil spring, a 18, a special-shaped butt joint plate, a 19, an upper clamping protrusion, a 20, a reserved seam, a 21, an edge groove, a 22, a transverse plate and a 23, and a transverse protruding plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 1-9, an integrated aircraft shell comprises a second composite layer 2, a third composite layer 3, a former 4 and a top frame 8. Specifically, the second composite material layer body 2, the third composite material layer body 3 and the first composite material layer body 1 are at least provided with three groups, and the three groups of the second composite material layer body 2, the third composite material layer body 3 and the first composite material layer body 1 include, but are not limited to, three groups, four groups or a plurality of groups, and a proper number is selected according to actual requirements.
The edges of the third composite material layer body 3 and the second composite material layer body 2 are fixedly connected with each other through the separation frame 4 and the top frame 8, and the third composite material layer body 3 and the second composite material layer body 2 are stacked up and down.
At least one conductive sheet 5 is also clamped between the third composite material layer body 3 and the second composite material layer body 2, copper wires with insulating layers (refer to figure 9) which ensure the uniformity of resistance are wound at two ends of the conductive sheet 5, exposed conductive contacts are formed, and meanwhile, the two ends of the conductive sheet 5 can ensure the uniformity of resistance through welding similar circuit board sockets.
Preferably, the conductive sheet 5 is an aluminum sheet. The shell is preferably carbon fiber and other materials with better conductivity, and when in production and manufacture, the aluminum sheet and the shell are preferably manufactured into an integrated fitting in a pouring mode and the like, so that the strength of the shell is enhanced, the later assembly difficulty of equipment is reduced, the forming degree of the aluminum sheet and the shell is better, meanwhile, glass fiber reinforced plastic can be selected to replace an original insulating layer, and the affinity of the aluminum sheet and the glass fiber reinforced plastic of an epoxy resin material is higher, so that the strength is higher. The aluminum sheet and the shell are integrally arranged, so that the shell is equivalent to a circuit board, and the durability of the circuit is greatly improved.
Specifically, as another embodiment of the present invention, the conductive sheet 5 may be made of a conductive material such as a general-purpose cable, copper, or carbon fiber sheet. The cables are routed and arranged through a specific U-shaped groove (not shown in the figure), so that the cables can be orderly fixed in the interlayer of the shell, the strength of the shell can be improved, the cables cannot shake in the shell, the assembly step is simplified, the shape of the cables is not limited, and the proper cables are selected according to the use requirement.
The copper wire with the insulating layer is wound at the two ends of the conducting strip 5 in a spot welding mode, after the conducting strip 5 and the copper wire with the insulating layer are wound, the conducting strip is bonded with the third composite material layer body 3, and the resistance of the copper wire with the insulating layer wound to one circle can be kept uniform after the aluminum sheet is electrified, so that the copper wire with the insulating layer is prevented from being directly spot welded on the aluminum sheet, and the uneven and burning of the power line resistance with larger current is avoided, and the safety is improved.
The bottom surface of the second composite material layer body 2 is also provided with the first composite material layer body 1 in an adhesive or integral forming manner.
The end surfaces of the third composite material layer body 3 and the second composite material layer body 2 are provided with caulking grooves 7 for clamping the top frame 8.
The top frame 8 is rotatably provided with a special-shaped abutting plate 18 at one end, a special-shaped groove 13 matched with the special-shaped abutting plate 18 is arranged in the embedded groove 7 of the third composite material layer body 3, the top frame 8 is fixedly connected with two mounting blocks 15, two sides of the special-shaped abutting plate 18 are rotatably arranged between the two mounting blocks 15 through a shaft rod 16, and a torsion coil spring 17 which enables the special-shaped abutting plate 18 to rotate towards the inside of the special-shaped groove 13 is arranged. Specifically, the torsion coil spring 17 is socket-fitted to the outer wall of the shaft 16, and both ends of the torsion coil spring 17 are respectively connected to the mounting block 15 and the profiled abutment plate 18, so that the profiled abutment plate 18 can be rotated and rebounded by the torsion coil spring 17. The special-shaped butt plate 18 is also fixedly provided with a plurality of upper clamping bulges 19. Specifically, the upper clamping protrusion 19 and the special-shaped abutment plate 18 are provided by welding or integral molding. The profiled groove 13 is provided with a number of upper abutment grooves 14 for cooperation with upper clamping projections 19. Specifically, the inner diameter of the upper docking slot 14 is slightly larger than the outer diameter of the upper snap-in protrusion 19.
When the caulking groove 7 and the top frame 8 are assembled, the special-shaped butt plate 18 can be turned over inwards by the torsion coil spring 17, after the turning over is completed, the caulking groove 7 and the top frame 8 are spliced, the special-shaped butt plate 18 is rebounded towards the direction of the special-shaped groove 13 by utilizing the elasticity of the torsion coil spring 17, and then the structures such as the special-shaped butt plate 18 and the special-shaped groove 13 are mutually clamped, a hooking seam (not shown in the drawing) is reserved between the caulking groove 7 and the top frame 8 after the caulking groove 7 and the top frame 8 are spliced, an iron hook (with smaller thickness) can be inserted into the hooking seam generated by the splicing of the caulking groove 7 and the top frame 8, the iron hook can be hooked with the special-shaped butt plate 18, the special-shaped butt plate 18 and the special-shaped groove 13 are completely clamped, the firmness of the caulking groove 7 and the top frame 8 is ensured, and finally, the connecting parts such as screws in the prior art are used for fixing again, and the secondary fixing effect is better, so that the shell formed by the first composite material layer body 1, the second composite material layer body 2, the third composite material layer body 3 and the conductive sheet 5 are convenient to connect with other shells, and the shell bodies are not easy to loose.
The inner parts of the upper arc edge and the lower arc edge of the bulkhead 4 are fixedly connected with a first filling layer 10 and a second filling layer 11 respectively. Specifically, the first filling layer 10 and the second filling layer 11 are adhered and fixed inside the bulkhead 4. And a plurality of reinforcing ribs 12 are fixedly connected between the first filling layer 10 and the second filling layer 11. Specifically, the reinforcing ribs 12 are bonded and fixed to the first filler layer 10 and the second filler layer 11. The reinforcing ribs 12 are made of nylon, so that the strength of the bulkhead 4 is improved, the bulkhead 4 can improve the strength of a machine body, and the forming degree is better.
The first filling layer 10 and the second filling layer 11 are made of rubber material for improving the strength of the bulkhead 4.
The first composite material layer body 1 and the second composite material layer body 2 are made of glass fiber materials, and the third composite material layer body 3 is made of glass fiber reinforced plastic materials. Specifically, the first composite material layer 1, the second composite material layer 2 and the third composite material layer 3 may be made of kevlar layers, carbon fiber layers (carbon fiber is a good conductor and has high conductivity), and appropriate material layers may be added according to practical requirements, and the layer attached to the conductive sheet 5 is an insulating layer.
The former 4 is fixedly connected with a plurality of panels 6 at the location of the butt joint of the third composite material layer 3. Specifically, the panel 6 is connected with the bulkhead 4 in a welding mode, protruding portions are integrally formed on two sides of the front end face of the panel 6, a plurality of clamping grooves 9 are formed on the outer side faces of the protruding portions, side grooves 21 for placing a plurality of transverse plates 22 are formed on two sides of each conducting strip 5 of the third composite material layer body 3, a transverse protruding plate 23 in plug-in fit with the clamping grooves 9 is fixedly connected to the front end face of each transverse plate 22, and one end of each transverse protruding plate 23 extends out of each side groove 21. Specifically, the lateral protruding plate 23 and the lateral plate 22 are provided by welding or integral molding;
a reserved slit 20 for mounting the panel 6 is provided between the third composite layer 3 and the conductive sheet 5. A reserved seam 20 (not shown) is reserved between the five groups of conducting strips 5 and the third composite material layer body 3.
The working principle of the invention is as follows:
The conductive sheet 5 is adhered and installed between the first composite material layer body 1, the second composite material layer body 2 and the third composite material layer body 3 to form a whole, which can be called a shell of a machine body, then, the partition frame 4 can be inserted into the reserved joint 20 by utilizing the panels 6, the clamping grooves 9 on the convex parts of the groups of panels 6 are just matched and clamped with the transverse convex plates 23 on the transverse plates 22, the concave parts of the panels 6 are also matched with the conductive sheet 5, so that the conductive sheet 5 can be clamped and fixed, the partition frame 4 can be combined with the first composite material layer body 1, the second composite material layer body 2, the third composite material layer body 3 and the conductive sheet 5 to form a whole, the integrated arrangement can ensure the strength of the whole shell, the shell can be designed into a circuit board, the durability of a circuit can be greatly improved, the conductive sheet 5 can be replaced into a cable through special setting, the cable can be orderly arranged between the shell structures, the strength of the shell can be enhanced, and the cable routing is more convenient and the cable is more convenient to assemble.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211580822.2A CN115892438B (en) | 2022-12-09 | 2022-12-09 | Integrated aircraft shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211580822.2A CN115892438B (en) | 2022-12-09 | 2022-12-09 | Integrated aircraft shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115892438A CN115892438A (en) | 2023-04-04 |
| CN115892438B true CN115892438B (en) | 2025-05-20 |
Family
ID=86491350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211580822.2A Active CN115892438B (en) | 2022-12-09 | 2022-12-09 | Integrated aircraft shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115892438B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218949471U (en) * | 2022-12-09 | 2023-05-02 | 厦门云轮智能科技有限公司 | Integrated aircraft shell |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100454453C (en) * | 2005-03-10 | 2009-01-21 | 上海Mwb互感器有限公司 | Low Power Electronic Current Transformer |
| WO2010033266A2 (en) * | 2008-05-02 | 2010-03-25 | Battelle Memorial Institute | Lightweight blast mitigating composite panel |
| US11485470B2 (en) * | 2019-06-04 | 2022-11-01 | Bombardier Inc. | Flooring arrangement for an aircraft |
| CN111547229B (en) * | 2020-06-04 | 2025-03-14 | 常州启赋安泰复合材料科技有限公司 | Aircraft carbon fiber composite bulkhead |
-
2022
- 2022-12-09 CN CN202211580822.2A patent/CN115892438B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN218949471U (en) * | 2022-12-09 | 2023-05-02 | 厦门云轮智能科技有限公司 | Integrated aircraft shell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115892438A (en) | 2023-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218949471U (en) | Integrated aircraft shell | |
| CN116665981B (en) | A butterfly optical cable, a ribbon optical cable and a power cable with curved optical fiber ribbons | |
| US20240105358A1 (en) | Flexible aluminum conductive wire body, conductive member and automobile | |
| US20150136478A1 (en) | Current return connecting loom and method for mounting on a composite fuselage frame | |
| CN115892438B (en) | Integrated aircraft shell | |
| JPWO2019082509A1 (en) | Battery cell and assembled battery using this | |
| CN114188082A (en) | Fire-resistant high temperature resistant type copper core armor power cable | |
| CN112334997B (en) | Wire harness | |
| JP2016225051A (en) | Terminal connection structure for wire end, and manufacturing method thereof | |
| CN211929089U (en) | Novel corrosion-resistant fire-resistant environmental protection twisted pair cable that shielding performance is good | |
| CN210201425U (en) | Clamping type winding-free insulator for intensive bus duct conductor | |
| WO2017221854A1 (en) | Electrical component mounting structure and inverter-integrated electric compressor including the same | |
| CN219739087U (en) | Insulating film of battery cell casing, battery cell and secondary battery | |
| CN218005294U (en) | Flexible wiring subassembly, motor and electric automobile | |
| CN103247875B (en) | Terminal block data transmission bus structure and terminal block using same | |
| JP6573527B2 (en) | Non-contact power transmission unit | |
| CN213459099U (en) | Wire and cable with high flame-retardant and good insulation effect | |
| CN213400629U (en) | Control armored insulated cable for computer | |
| CN110780408B (en) | Novel structure optical cable or photoelectric composite cable | |
| CN208238040U (en) | A kind of indoor unit and air conditioner | |
| CN219739088U (en) | Insulating film of battery cell casing, battery cell and secondary battery | |
| JP2011015554A (en) | Wire harness | |
| CN105869714A (en) | High-voltage bus duct | |
| CN220731217U (en) | Bending-resistant new energy cable | |
| CN217115027U (en) | Unmanned aerial vehicle, wiring pencil and driving system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |