CN206050048U - A kind of unmanned plane high-strength welding structure fuselage - Google Patents
A kind of unmanned plane high-strength welding structure fuselage Download PDFInfo
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- CN206050048U CN206050048U CN201621022126.XU CN201621022126U CN206050048U CN 206050048 U CN206050048 U CN 206050048U CN 201621022126 U CN201621022126 U CN 201621022126U CN 206050048 U CN206050048 U CN 206050048U
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- fuselage
- unmanned plane
- welding structure
- plane high
- strength welding
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Abstract
The utility model discloses a kind of unmanned plane high-strength welding structure fuselage, including the fuselage ring for being provided with engine mounting holes, change speed gear box installing rack, bottom being provided with the top of fuselage ring and being provided with undercarriage connecting plate, fuselage ring top nose is provided with trapezoid support and rectangular frame is provided with for installing tail-rotor for installing airplane skin, top tail end.By structure design, this utility model ensures that the center of gravity of aircraft reaches design requirement so that unmanned plane during flying has the advantages that more steady and unmanned plane has the life-span longer.
Description
Technical field
This utility model is related to unmanned plane field, and in particular to a kind of unmanned plane high-strength welding structure fuselage.
Background technology
Value protects unmanned plane, and to have exclusive low cost, low-loss, zero injures and deaths, reusable and height motor-driven etc. many excellent
Gesture, is agriculturally playing huge effect, for example：Sowing, sprinkling, insect prevention etc..Unmanned plane structural fuselage is the master of unmanned plane
Ingredient is wanted, existing helicopter fuselage design is, from experience, after final whole machine molding, finally to exist according to practical situation
Balancing weight is installed on whole machine additional to reach the requirement of gravity balance, the flying weight for causing unmanned plane is entered by the unreasonable of these designs
One step is increased, and causes meaningless load to waste；Unactual to the unmanned plane flight shape of existing helicopter fuselage designing material
The intensity requirement of condition has enough knowledge, using common material（Such as carbon steel）Flight far can not be met to require, nobody is caused
Machine works the situation that a period of time rear body deforms.During unmanned plane during flying, machine gravity is in aircraft rotary wing center of rotation
Underface, unmanned plane structural fuselage need to meet UAV system loading, intensity is big, conducting oneself with dignity need to avoid/try one's best subtracting when trying one's best light, flight
The requirement of few vibrations, the structure design of existing unmanned plane cannot meet above-mentioned requirements.
The content of the invention
Goal of the invention：For the deficiencies in the prior art, this utility model provides a kind of unmanned plane high-strength welding structure machine
Body, the design requirement of center of gravity when can reach unmanned plane during flying.
Technical scheme：Unmanned plane high-strength welding structure fuselage described in the utility model, installs including electromotor is provided with
The fuselage ring in hole, is provided with change speed gear box installing rack, bottom and is provided with undercarriage connecting plate at the top of fuselage ring, at the top of fuselage ring before
End is provided with trapezoid support and is provided with rectangular frame for installing tail-rotor for installing airplane skin, top tail end.
Above-mentioned technical proposal is improved further, the fuselage ring is square and top fore-and-aft direction crossbeam is longer than bottom pair
Answer crossbeam, in the middle part of the fore-and-aft direction crossbeam of top between be provided with middle cross beam, middle cross beam two ends are connected fuselage ring with bottom front-axle beam
It is divided into the step sector of the trigonum and rear portion of front portion.
Further, the change speed gear box installing rack includes being equipped with two on the H type beams being made up of three crossbeams, every crossbeam
Individual change speed gear box installing hole；The cross point of H type beams is supported with fuselage ring by support beam and is connected, and in H type beams, two parallel beams are led to
Cross support beam and support with wherein the middle cross beam and be connected.
Further, the engine mounting holes are located on the top fore-and-aft direction crossbeam of fuselage ring step sector and in institute
State on crossbeam in angularly disposed.
Further, the engine mounting holes are 4, are provided with rubber blanket, for the damping of electromotor at installing hole.
Further, support beam is provided with the middle part of the trapezoid support, support beam passes through bearing diagonal and the fuselage frame
Frame bottom is connected.
Further, the rectangular frame is vertically set on tail end at the top of fuselage ring.
Further, the rectangular frame is connected with the change speed gear box installing rack by T-shaped support.
Further, integral structure of the fuselage ring for welding fabrication, the fuselage ring adopt 30CrMnSi
Material.Using the welding material 30CrMnSi of high intensity, the characteristic with high intensity resistance to deformation, the reality of unmanned plane had both been reached
Use intensity requirement, also mitigates weight；Using integrated welding connection technology, general riveting and threaded connection are compared, is possessed
More preferable mechanical property, the various harsh working conditions actually used for unmanned plane have good adaptability.
Beneficial effect：Compared with prior art, advantage of the present utility model：In order to tackle during unmanned plane during flying, whole machine weight
Underface of the heart in aircraft rotary wing center of rotation, load weight, intensity are big, deadweight as far as possible light, flight when need to avoid/try one's best reduction
The requirement of vibrations, this utility model cause the center of gravity of aircraft to reach design requirement by calculating the position of design and installation hole position, make
With the welding material 30CrMnSi of high intensity use intensity requirement is met while alleviating weight, be provided with rubber blanket reduction
Vibrations when whole machine flight so that unmanned plane during flying has the advantages that more steady and unmanned plane has the life-span longer；One
Body solder technology, compares general riveting and threaded connection, possesses more preferable mechanical property, actually used for unmanned plane
Various harsh working condition have good adaptability.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Technical solutions of the utility model are described in detail below by accompanying drawing.
Embodiment 1：Unmanned plane high-strength welding structure fuselage as shown in Figure 1, including fuselage ring 1, fuselage ring 1 are pushed up
Portion is provided with change speed gear box installing rack 2, bottom and is provided with undercarriage connecting plate 5, and 1 top nose of fuselage ring is provided with trapezoid support 3 to be used for
Airplane skin is installed, support beam in the middle part of trapezoid support 3, is provided with, support beam is connected with 1 bottom of fuselage ring by bearing diagonal,
1 top tail end of fuselage ring is provided with rectangular frame 4 for installing tail-rotor, and rectangular frame 4 is vertically set on 1 top tail of fuselage ring
Hold and pass through T-shaped support to be connected with change speed gear box installing rack 2.Fuselage ring 1 is square and top fore-and-aft direction crossbeam is longer than bottom
Correspondence crossbeam, in the middle part of the fore-and-aft direction crossbeam of top between be provided with middle cross beam, middle cross beam two ends are connected fuselage frame with bottom front-axle beam
1 point of frame is anterior trigonum and the step sector at rear portion, and engine mounting holes are 4, crossbeam before and after being distributed at the top of step sector
It is in above and on crossbeam angularly disposed, at installing hole, is provided with rubber blanket.Change speed gear box installing rack 2 includes the H being made up of three crossbeams
2 change speed gear box installing holes 21 are equipped with type beam, every crossbeam；The cross point of H type beams is supported with fuselage ring 1 by support beam
It is connected, in H type beams, two parallel beams are supported with middle cross beam by support beam and are connected.Integration of the fuselage ring 1 for welding fabrication
Structure, fuselage ring 1 adopt 30CrMnSi materials.
Operate with：Unmanned plane high-strength welding structure fuselage is positioned on work top, will according to job instruction
Each parts of unmanned plane are installed on unmanned aerial vehicle body.
As described above, although this utility model has been represented and described with reference to specific preferred embodiment, which must not
It is construed to the restriction to this utility model itself.In the spirit and scope of the present utility model defined without departing from claims
Under the premise of, can various changes can be made in the form and details to which.
Claims (9)
1. a kind of unmanned plane high-strength welding structure fuselage, it is characterised in that：Including the fuselage ring for being provided with engine mounting holes,
Change speed gear box installing rack, bottom are provided with the top of fuselage ring and are provided with undercarriage connecting plate, fuselage ring top nose is provided with trapezoidal
Frame is provided with rectangular frame for installing tail-rotor for installing airplane skin, top tail end.
2. unmanned plane high-strength welding structure fuselage according to claim 1, it is characterised in that：The fuselage ring is in side
Shape and top fore-and-aft direction crossbeam are longer than bottom correspondence crossbeam, in the middle part of the fore-and-aft direction crossbeam of top between be provided with middle cross beam, middle horizontal stroke
Beam two ends are connected with bottom front-axle beam and fuselage ring are divided into the step sector at anterior trigonum and rear portion.
3. unmanned plane high-strength welding structure fuselage according to claim 2, it is characterised in that：The change speed gear box installing rack
Including being equipped with two change speed gear box installing holes on the H type beams, every crossbeam being made up of three crossbeams；The cross point of H type beams passes through
Support beam is supported with fuselage ring and is connected, and in H type beams, two parallel beams are supported with wherein the middle cross beam by support beam and are connected.
4. unmanned plane high-strength welding structure fuselage according to claim 2, it is characterised in that：The engine mounting holes
In angularly disposed on the top fore-and-aft direction crossbeam of fuselage ring step sector and on the crossbeam.
5. unmanned plane high-strength welding structure fuselage according to claim 4, it is characterised in that：The engine mounting holes
For 4, rubber blanket at installing hole, is provided with.
6. unmanned plane high-strength welding structure fuselage according to claim 1, it is characterised in that：In the middle part of the trapezoid support
Support beam is provided with, support beam is connected with the fuselage ring bottom by bearing diagonal.
7. unmanned plane high-strength welding structure fuselage according to claim 1, it is characterised in that：The rectangular frame is vertical
It is arranged on tail end at the top of fuselage ring.
8. unmanned plane high-strength welding structure fuselage according to claim 7, it is characterised in that：The rectangular frame passes through
T-shaped support is connected with the change speed gear box installing rack.
9. according to the arbitrary described unmanned plane high-strength welding structure fuselage of claim 1 ~ 8, it is characterised in that：The fuselage frame
Integral structure of the frame for welding fabrication, the fuselage ring adopt 30CrMnSi materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022126.XU CN206050048U (en) | 2016-08-31 | 2016-08-31 | A kind of unmanned plane high-strength welding structure fuselage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621022126.XU CN206050048U (en) | 2016-08-31 | 2016-08-31 | A kind of unmanned plane high-strength welding structure fuselage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206050048U true CN206050048U (en) | 2017-03-29 |
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ID=58374335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621022126.XU Active CN206050048U (en) | 2016-08-31 | 2016-08-31 | A kind of unmanned plane high-strength welding structure fuselage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206050048U (en) |
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2016
- 2016-08-31 CN CN201621022126.XU patent/CN206050048U/en active Active
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