CN207617958U - A kind of carbon fiber four-axle aircraft rack - Google Patents
A kind of carbon fiber four-axle aircraft rack Download PDFInfo
- Publication number
- CN207617958U CN207617958U CN201721487192.9U CN201721487192U CN207617958U CN 207617958 U CN207617958 U CN 207617958U CN 201721487192 U CN201721487192 U CN 201721487192U CN 207617958 U CN207617958 U CN 207617958U
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- plate
- lower plate
- upper plate
- expands
- expansion
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Abstract
The utility model discloses a kind of carbon fiber four-axle aircraft racks; include lower plate, upper plate, several protection boards are equipped between lower plate edge and upper board edge, several connecting rods are equipped between lower plate and upper plate; lower plate is equipped with first and expands plate and/or the second expansion plate, and upper plate is equipped with the first expansion plate；Lower plate includes motor cavity and lower plate blade fender bracket, is set on lower plate blade fender bracket there are four motor cavity, and motor cavity is interior to be equipped with motor cabinet and motor support bar, and motor cabinet connects the lower plate blade fender bracket of lower plate by three motor support bars.The utility model has the characteristics that stability is strong, easy for assembly, expansion is convenient, compatibility is strong, intensity is big, light-weight and safe.
Description
Technical field
The utility model is related to a kind of rack that four-axle aircraft uses, more particularly to a kind of carbon fiber four-axle aircraft machine
Frame.
Technical background
The growing application demand of progress and people due to technology, small aircraft have obtained very well in numerous areas
Application, such as landform investigation, logistics transportation, agricultural and measurement, small aircraft is in data transmission, cruise duration and flight
Stability etc. has great progress, but there are problems that.Skeleton of the rack as aircraft, is to build other
The basis of hardware and smooth flight.Now on the market popular most of racks that there are safeties is low, cumbersome for installation, expansion is poor and
The defects of stability is poor, meanwhile, some unreasonable designs are easy to cause rack and generate resonance or cause turbulent flow, to sensing
Device and equipment etc. of taking photo by plane impact, and even result in aircraft and unexpected overturning occurs.
Utility model content
In order to solve the problem above-mentioned, the utility model be intended to provide a kind of stability it is strong, it is easy for assembly, expand it is convenient,
Compatible carbon fiber four-axle aircraft rack strong, intensity is big, light-weight and safe.
In order to realize that above-mentioned target, the utility model specific technical solution are as follows：
A kind of carbon fiber four-axle aircraft rack includes lower plate, upper plate, is equipped between lower plate edge and upper board edge several
Protection board, is equipped with several connecting rods between lower plate and upper plate, lower plate is equipped with first and expands plate and/or the second expansion plate, upper plate
It is equipped with first and expands plate；Lower plate includes motor cavity and lower plate blade fender bracket, sets that there are four motors on lower plate blade fender bracket
Chamber, motor cavity is interior to be equipped with motor cabinet and motor support bar, and motor cabinet passes through the lower plate blade that three motor support bars connect lower plate
Fender bracket；Upper plate is equipped with and lower plate motor cavity (lower plate blade fender bracket) matched upper plate blade fender bracket.
Further, in some embodiments, four motor cavity junctions in the lower plate are equipped with lower plate hollow out barrier, under
It is equipped with the second of lower plate beside plate hollow out barrier and expands plate installation screw hole, the first expansion plate installation screw hole of lower plate, lower plate
Wire guide, the frame of lower plate are equipped with the protection board card slot of lower plate, and lower plate blade fender bracket is equipped with spare tripod mounting base, under
Plate middle side edge is equipped with lower plate hand handle, and motor support bar is equipped with tripod mounting base, and tripod mounting base is equipped with tripod；In lower plate
If there are four motor cabinets.
Further, in some embodiments, in the upper plate position be equipped with the lower plate hollow out barrier of lower plate it is matched on
Plate hollow out barrier, upper plate middle side edge are equipped with upper plate hand handle, upper plate wire guide, the frame of upper plate are equipped with beside upper plate hollow out barrier
It is equipped with the protection board card slot of upper plate corresponding with the protection board card slot of lower plate, the upper of several installation connecting rods is offered on upper plate
Lower panel connecting column mounting hole offers the second expansion plate wire guide on upper plate.
Further, in some embodiments, described first expand plate can be mounted on upper plate, between lower plate and upper plate or
Under lower plate, second, which expands plate, can be mounted under lower plate or between lower plate and upper plate；Upper plate, lower plate, first expand plate and the
It is connected by connecting rod between two expansion plates.
Further, in some embodiments, the first expansion plate, the second expansion plate can also be mounted on lower plate hollow out column
On grid or upper plate hollow out barrier.
Further, in some embodiments, described first plate is expanded in quadrangle star, first expands the edge line of plate under
The lower plate hollow out barrier part of plate, the upper plate hollow out barrier part edge of upper plate overlap, and the first expansion edges of boards angle is opened up equipped with first
Panel wire guide, first expand plate and install screw hole, and the first expansion plate hollow out barrier is offered among the first expansion plate；
Second expands plate in bar shaped, and the second expansion plate both ends offer the second expansion plate installation screw hole, the second expansion
Plate wire guide, second expansion plate among offer the second expansion plate hollow out barrier.
Further, in some embodiments, the motor cabinet uses symmetrical eight leaves plum blossom engraved structure, and it is right that motor cabinet passes through
Three bar support constructions (motor support bar) are claimed to connect lower plate blade fender bracket；Motor support bar on the outside of motor is equipped with general foot
Frame mounting base.
Further, in some embodiments, it can be used for installing the blade fender bracket of protection board；Between blade fender bracket
Connecting rod hand handle；Lower plate, upper plate, the first expansion plate and second expand 3mm wide hollow outs grid fence structure and wire guide on plate；Lower plate
Several upper and lower plates connecting rods are equipped between upper plate；
Motor cabinet is designed to the symmetrical three bars support construction of stable structure, 120 degree of adjacent supports bar tripod, lateral branch strut
Place straight line passes through frame central；Motor cabinet screw hole design is supported at compatible strong symmetrical eight leaves plum blossom engraved structure, maximum
The motor of fixed screw pitch-row 25mm.
Further, in some embodiments, tripod mounting base position is located on motor lateral branch strut, screw hole design compatibility
General four axis tripod；The card slot of protection board can be installed by being designed on blade fender bracket；Design between blade fender bracket
Connecting rod hand handle；The 3mm wide hollow outs grid fence structure and wire guide on plate and the second expansion plate are expanded positioned at lower plate, upper plate, first.
Further, in some embodiments, it first expands the symmetrical shape of plate and expands plate similar to quadrangle star, first
Edge line and lower plate, the coincident of upper plate design camber rather than straight line, without departing from lower plate and upper board edge.Four angles have
Screw hole for fixing, four screw hole circular symmetrics, can there is multiple installation positions；
Four upper and lower feet of protection board can just be embedded in the protection board card slot of upper plate and the protection board card slot of lower plate
In card slot, it is straight line that card slot protects edges of boards for camber line, and protection board just may be stuck between lower plate and upper plate and not fall；
Second expansion plate shape is symmetrical and similar to fusiformis, and both ends are useful for fixed screw hole and wire guide.
The utility model has the beneficial effect that：
One, whole frame overlook take up an area size be 557.92*557.92mm, wheelbase 389.03mm, motor cabinet, fender bracket and
Fuselage integration；Symmetry and degree of balance height, stability are high, can inhibit resonance.
Two, motor cabinet uses symmetrical three bars support construction, side crashworthiness good.
Three, motor cabinet is symmetrical eight leaves plum blossom engraved structure, it can be achieved that the multi-direction installation of motor, to adjust motor lead-out wire
Direction.Pedestal screw hole largest hole is compatible with 2,3,4,5,6 serial motors away from 25mm is reached.
Four, tripod mounting base is located at four corners of rack, i.e., on the lateral branch strut of motor cabinet, close to four motors,
Also close to fuselage edge, when four axis takeoff and landings, is not allowed to invert, safe, highly reliable.
Five, the expansion plate symmetry designed is high, and the flexibility ratio of set direction is high.First expansion plate be mountable in rack,
In, lower three positions, second expansion plate be mountable in rack, lower two positions.
Six, lower plate, upper plate, expansion plate etc. have different engraved structures, are conducive to the installation site that equipment is expanded in adjustment,
It also allows for implementing to connect up by conducting wire.
Seven, frame edge carries blade fender bracket, plays protection blade and improves the function of safety in utilization.
Eight, the hollow out of frame edge setting is for installing protection board, being effectively protected blade and preventing extraneous collision institute band
The damage come.
The utility model is strong, easy for assembly with stability, expansion is convenient, compatibility is strong, intensity is big, light-weight and safe
The features such as property is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment upper plate；
Fig. 2 is the structural schematic diagram of the utility model embodiment lower plate；
Fig. 3 is the structural schematic diagram that the utility model embodiment first expands plate；
Fig. 4 is the structural schematic diagram that the utility model embodiment second expands plate；
Fig. 5 is the structural schematic diagram of the utility model embodiment protection board；
Fig. 6 is the stereoscopic schematic diagram of the utility model embodiment.
It is marked in figure：
Motor cabinet 01, motor support bar 02, tripod mounting base 03, lower plate blade fender bracket 04, lower plate hollow out barrier 05, under
Wrench expands plate 06, the second of lower plate and installs screw hole 07, and the first of lower plate, which expands plate, installs screw hole 08, lower plate wire guide
09, spare tripod mounting base 10, connecting rod 11, upper and lower panel connecting column mounting hole 12, upper plate wire guide 13, upper plate hollow out barrier
14, upper plate hand handle 15, the protection board card slot 16 of upper plate, upper plate blade fender bracket 18, the second expansion plate installation screw hole 19, first
Plate wire guide 20 is expanded, first expands plate hollow out barrier 21, and first, which expands plate, installs screw hole 22, and second expands plate hollow out barrier
23, second expands plate wire guide 24, and the protection board card slot 27 of lower plate, tripod 28, lower plate 51, upper plate 52, first expands plate 53, the
Two expand plate 54, protection board 55.
Unless otherwise instructed, the use function of unmarked structure is corresponding thereto in rack construction symmetrically with markd
The use function of structure is identical.
Specific implementation mode
The embodiment of the utility model is described in detail below in conjunction with accompanying drawings and embodiments, thereby to the utility model
How applied technology method solves technical problem and reaches the realization process of technical effect to fully understand and implement.
The utility model does fuselage using 2mm thickness carbon fiber plates, and intensity is big and light-weight；Using CNC numerical control production technologies,
Efficient and precision is high；Parts includes lower plate 51, upper plate 52, expands plate (first, which expands plate 53, second, expands plate 54), protects
Backplate 55 etc., component is few, ease of assembly and maintenance；Using aluminium column and each plate of M3 screw connections, light-weight and intensity is big；Motor
Seat 01, fender bracket (upper plate blade fender bracket 18, lower plate blade fender bracket 04) and fuselage integration, safety and stability are high；
Tripod 28 is installed on the outside of four motors, and close to fuselage edge, lifting stability is good.The combination of blade fender bracket and protection board 55
It plays a very good protection to blade and motor, improves safety.
Lower plate 51, upper plate 52 and expand plate all there are can allow conducting wire by with facilitate expand install grid fence structure.Lower plate
51, upper plate 52 all has blade fender bracket.There are the hollow outs of installation protection board 55 for lower plate 51,52 edge of upper plate.
There are the connecting rod hand handle for rack of conveniently taking (lower plate hand handle 06 and upper plate hand handles 15) for lower plate 51,52 edge of upper plate.
There are the strong motor mounts of compatibility for lower plate 51.There are the tripod mounting bases 03 of general tripod 28 for lower plate 51.
Multiple first can be equipped with and expand plate 53, first, which expands plate 53, to be mounted on upper plate 52, and first expands plate 53
Also it can be mounted between lower plate 51 and upper plate 52, first, which expands plate 53, can also be mounted under lower plate 51；
Multiple second can be equipped with and expand plate 54, second, which expands plate 54, to be mounted under lower plate 51, and second expands plate 54
Also it can be mounted between lower plate 51 and upper plate 52；Upper plate 52, lower plate 51, first, which are expanded between plate 53 and second expands plate 54, to be passed through
Connecting rod 11 connects.
In some embodiments, the utility model includes lower plate 51 (referring to Fig. 2), upper plate 52 (referring to Fig. 1), the first expansion
Plate 53 (referring to Fig. 3), second expand plate 54 (referring to Fig. 4) and protection board 55 (referring to Fig. 5)；In order to facilitate manufacturing and use, institute
The hollow out broadband of foraminate diameter and grid fence structure is all 3mm, is suitble to use M3 screws.There are three motor supports for each motor
Bar 02 ensures fastness of the motor relative to fuselage, so that the vibration generated when motor and blade high-speed rotation is cancelled out each other, do not allow
It is also easy to produce resonance, and keeps airframe structure more firm；2,3,4,5,6 each model motor of series of design compatibility of motor cabinet 01,
Such as 2212,3508,4,114 4 spindle motors.
Tripod mounting base 03 is suitble to use general nylon tripod, and there are four screw holes on a tripod 28, select wherein
The screw hole and can be mounted on tripod mounting base 03 using M3 screws that pitch-row is 2cm；First expand plate 53, second expand plate 54, under
Interconnection between plate 51, upper plate 52 etc. uses M3 screws and adaptable circular aluminum column (connecting rod 11), screw length and aluminium
Depending on column length is according to actual needs.Lower plate blade fender bracket 04 and upper plate blade fender bracket 18 collectively form blade and rack is protected
Protection structure.Lower plate hollow out barrier 05, upper plate hollow out barrier 14, first expand plate hollow out barrier 21, second and expand plate hollow out barrier
23 can not only make expansion be externally provided with more random installation site, also can be by conducting wire to facilitate wiring.
Lower plate hand handle 06 and upper plate hand handle 15 collectively form four pairs of hand handles of fuselage, not only conveniently take, also function to firm
The effect of rack.Lower plate wire guide 09, upper plate wire guide 13, first expand plate wire guide 20, second and expand plate wire guide 24 all
It can be used for through various conducting wires to facilitate wiring；Spare tripod mounting base 10 is damaged in other tripod mounting bases 03 or rack is held
It can be used when weight is heavier；The protection board card slot 27 of lower plate and the protection board card slot 16 of upper plate can be with Fig. 5 due to there is certain radian
Protection board 55 is chimeric, plays blade protective effect, improves safety, when rack lift deficiency and remove protection board 55 with
Increase intake, reduces burden.
When installation, according still further to principle from the bottom up, from the inside to surface, four tripods 28 are mounted on M3 screws and nut
Under tripod mounting base 03；It is mounted on upper and lower panel connecting column mounting hole 12 with the aluminium column of the long 5cm of M3 key screws, totally 8 aluminium columns.So
Rear cover upper and lower plates 51 are equally fixed with M3 screws in corresponding position.So far, all group has installed for tripod 28, upper plate 52, lower plate 51
At.
2,212 4 spindle motors of 910KV values are mounted on motor cabinet 01, need 4 motors, 16 M3 screws in total, electricity
Conducting wire should be fastened on supporting rod by machine conducting wire direction towards one of two motor support bars 02 of inside；With reference to four axis
1047 carbon fiber paddles are mounted on motor by the method for filling paddle.
It can install first according to actual needs and expand the expansion plate 54 of plate 53 and second, the first of lower plate 51 expands plate installation
Screw hole 08 and first is attached between expanding plate installation screw hole 22 using M3 screws and the aluminium column of adaptation, and the second of lower plate
It expands between plate installation screw hole 07 and second expands plate installation screw hole 19 and is also connected using M3 screws and the aluminium column of adaptation
It connects, first, which expands plate 53, can be mounted on upper plate 52, between lower plate 51 and upper plate 52 or under lower plate 51, and second expands plate 54
It can be mounted under lower plate 51 or between lower plate 51 and upper plate 52.It expands plate height and depends on aluminium column length, position and height
Installation is installed according to actual needs, can also be mounted on lower plate hollow out barrier 05 or upper plate hollow out barrier 14.
Screw is checked and tightened after installation is complete, rack, which is placed in liftoff certain altitude carry out level release, landings impact,
So that each part of rack is carried out break-in, then tightens screw.Due to being carbon fiber plate CNC manufacturing process, the edge corner angle of each plate all can
There are burr and flash, needs to be passivated with Sandpapering, in case cutting hand or cutting damage line skin leads to line short.Since carbon fiber is conductive,
So to carry out anti-short circuiting work.Rack after installation is complete, the equipment that can be needed in the upper, middle and lower carry in rack center, also may be used
Plate is expanded according to actual use increase in demand, greatly improves expansion.
Above example only expresses several preferred embodiments of the utility model, the description thereof is more specific and detailed,
It should be understood that the utility model is not limited to form disclosed herein, it is not to be taken as excluding other embodiments, and
It can be used for other combinations, modifications, and environments, and above-mentioned introduction can be passed through within the scope of the inventive concept described herein
Or the technology or knowledge of related field are modified, and therefore can not be interpreted as the limitation to the scope of the utility model.It should
, it is noted that for those of ordinary skill in the art, without departing from the concept of the premise utility, can also do
Going out several modifications and improvements, changes and modifications made by those skilled in the art do not depart from the spirit and scope of the utility model, this
A little protection domains for belonging to the appended claims for the utility model.Therefore, the protection domain of the utility model patent should be with institute
Subject to attached claim.
Claims (7)
1. a kind of carbon fiber four-axle aircraft rack includes lower plate (51), upper plate (52), which is characterized in that the lower plate (51)
It is equipped with several protection boards (55) between edge and upper plate (52) edge, several connecting rods are equipped between lower plate (51) and upper plate (52)
(11), lower plate (51) is equipped with first and expands plate (53) and/or the second expansion plate (54), and upper plate (52) is equipped with first and expands plate
(53)；
Lower plate (51) includes motor cavity and lower plate blade fender bracket (04), sets that there are four motors on lower plate blade fender bracket (04)
Chamber, motor cavity is interior to be equipped with motor cabinet (01) and motor support bar (02), and motor cabinet (01) is connected by three motor support bars (02)
Connect the lower plate blade fender bracket (04) of lower plate (51)；
Upper plate (52) is equipped with the matched upper plate blade fender bracket (18) of lower plate blade fender bracket (04) with lower plate (51).
2. a kind of carbon fiber four-axle aircraft rack according to claim 1, which is characterized in that four on the lower plate (51)
A motor cavity junction is equipped with lower plate hollow out barrier (05), and the second of lower plate is equipped with beside lower plate hollow out barrier (05) and expands plate peace
Fill screw hole (07), lower plate first expands plate installation screw hole (08), lower plate wire guide (09), set on the frame of lower plate (51)
There are the protection board card slot (27) of lower plate, lower plate blade fender bracket (04) to be equipped with spare tripod mounting base (10), lower plate (51) side
Lower plate hand handle (06) is equipped in the middle part of side, motor support bar (02) is equipped with tripod mounting base (03), and tripod mounting base is set on (03)
There is tripod (28)；Motor cabinet (01) there are four being set in lower plate (51).
3. a kind of carbon fiber four-axle aircraft rack according to claim 2, which is characterized in that position in the upper plate (52)
Equipped with the matched upper plate hollow out barrier (14) of the lower plate hollow out barrier (05) of lower plate (51), upper plate (52) middle side edge be equipped with it is upper
(15), upper plate hollow out barrier (14) side are equipped with upper plate wire guide (13) by wrench, and the frame of upper plate (52) is equipped with and lower plate
The corresponding upper plate of protection board card slot (27) protection board card slot (16), offer several installation connecting rods (11) on upper plate (52)
The mounting hole of panel connecting column up and down (12), offer the second expansion plate wire guide (24) on upper plate (52).
4. a kind of carbon fiber four-axle aircraft rack according to claim 1, which is characterized in that described first expands plate (53)
On upper plate (52), between lower plate (51) and upper plate (52) or under lower plate (51), the second expansion plate (54) is mounted on
Under lower plate (51) or between lower plate (51) and upper plate (52)；Upper plate (52), lower plate (51), the first expansion plate (53) are opened up with second
It is connected by connecting rod (11) between panel (54).
5. a kind of carbon fiber four-axle aircraft rack according to claim 1, which is characterized in that described first expands plate
(53), second plate (54) is expanded on lower plate hollow out barrier (05) or upper plate hollow out barrier (14).
6. a kind of carbon fiber four-axle aircraft rack according to claim 1, which is characterized in that described first expands plate (53)
In quadrangle star, first expands lower plate hollow out barrier (05) part of the edge line of plate (53) and lower plate (51), upper plate (52)
Upper plate hollow out barrier (14) part edge overlaps, and first, which expands plate (53) corner, is equipped with the first expansion plate wire guide (20), first
Plate installation screw hole (22) is expanded, the first expansion plate hollow out barrier (21) is offered among the first expansion plate (53)；
Second expand plate (54) be in bar shaped, second expansion plate (54) both ends offer the second expansion plate installation screw hole (19),
Second expands plate wire guide (24), and the second expansion plate hollow out barrier (23) is offered among the second expansion plate (54).
7. a kind of carbon fiber four-axle aircraft rack according to claim 2, which is characterized in that the motor cabinet (01) uses
Symmetrical eight leaves plum blossom engraved structure, motor cabinet (01) connect lower plate blade fender bracket by symmetrical three bars motor support bar (02)
(04)；Motor support bar (02) on the outside of motor is equipped with general tripod mounting base (03).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487192.9U CN207617958U (en) | 2017-11-09 | 2017-11-09 | A kind of carbon fiber four-axle aircraft rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721487192.9U CN207617958U (en) | 2017-11-09 | 2017-11-09 | A kind of carbon fiber four-axle aircraft rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207617958U true CN207617958U (en) | 2018-07-17 |
Family
ID=62827989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721487192.9U Expired - Fee Related CN207617958U (en) | 2017-11-09 | 2017-11-09 | A kind of carbon fiber four-axle aircraft rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207617958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148128A (en) * | 2021-05-10 | 2021-07-23 | 南京工程学院 | Motor inversion half-duct multi-rotor unmanned aerial vehicle aircraft |
-
2017
- 2017-11-09 CN CN201721487192.9U patent/CN207617958U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113148128A (en) * | 2021-05-10 | 2021-07-23 | 南京工程学院 | Motor inversion half-duct multi-rotor unmanned aerial vehicle aircraft |
| CN113148128B (en) * | 2021-05-10 | 2023-11-21 | 南京工程学院 | Motor inversion half-duct multi-rotor unmanned aerial vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20201109 |