CN108177784A - Attachment device and ducted fan and unmanned plane on power-equipment - Google Patents
Attachment device and ducted fan and unmanned plane on power-equipment Download PDFInfo
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- CN108177784A CN108177784A CN201711338542.XA CN201711338542A CN108177784A CN 108177784 A CN108177784 A CN 108177784A CN 201711338542 A CN201711338542 A CN 201711338542A CN 108177784 A CN108177784 A CN 108177784A
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- attachment device
- power
- equipment
- device ontology
- metallic channel
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- 230000007704 transition Effects 0.000 claims abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 6
- 238000005183 dynamical system Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000010146 3D printing Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Classifications
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- B64D27/40—
Abstract
The invention belongs to vehicle technology fields, disclose a kind of attachment device on power-equipment and ducted fan and unmanned plane, it is bigger mainly to solve the influence pneumatic between by-pass air duct and body of existing connector, induced drag is made the technical problems such as to greatly promote, its structure includes attachment device ontology, attachment device ontology one end is used to connect with power-equipment, the other end is used for treating that connector is connect, attachment device ontology is made of multiple identical or different aerofoil sections, the edge of multiple aerofoil sections is connected by streamlined curved surface, streamlined curved surface changes size for aerofoil section, relative position, the angle of attack is formed into Line Continuity setting-out transition.The present invention can minimize the disorderly degree of air-flow, help flow field smooth transition between aircraft and dynamical system as caused by connector.
Description
Technical field
The invention belongs to vehicle technology field more particularly to a kind of connectors, specifically a kind of to be set for power
Standby upper attachment device and ducted fan and unmanned plane, are particularly suitable for unmanned plane.
Background technology
Ducted fan is the important dynamical system of aircraft, the stream in flow field between mounting stability and by-pass air duct and fuselage
The configuration and connection mode that field characteristic depends on the relative position of fuselage and duct and is correspondingly connected between part.It is exposed to outside fuselage
Connector to consider aerodynamic configuration mostly, the possibility detached with the resistance caused by reducing and potential initiation air-flow.Together
When, connector will be enough to cope with vibrations and corresponding shear stress, especially in the case where aircraft switches posture, disclosure satisfy that strong
Degree requirement.
At present, conventional connector, has the following disadvantages：
Although the 1, conventional attachments can ensure structural strength, between by-pass air duct and body pneumatic influence compare
Greatly, greatly promote induced drag；
2nd, the suitability of generic connectivity part and interchangeability can not be met the requirements；
3rd, generic connectivity part is difficult to arrange motor cabling in opposite narrow space.
Invention content
In order to solve above-mentioned deficiency of the prior art, one of the objects of the present invention is to provide one kind to be used for power-equipment
On attachment device, which can minimize the disorder of the air-flow between aircraft and dynamical system as caused by connector
Degree helps flow field smooth transition.
A kind of attachment device on power-equipment, including attachment device ontology, attachment device ontology one end be used for
Power-equipment connects, and the other end is used for treating that connector is connect, and attachment device ontology is by multiple identical or different aerofoil sections
It forms, the edge of multiple aerofoil sections is connected by streamlined curved surface, and streamlined curved surface changes size, opposite position for aerofoil section
It puts, the angle of attack is formed into Line Continuity setting-out transition.
Since attachment device ontology is made of multiple identical or different aerofoil sections, each section has for front
The angle of attack position of incoming, it is ensured that air-flow smoothly passes herein, minimizes the possibility of air-flow separation, during for aircraft, even
Connection device more adapts to the local flow field situation between power-equipment and aircraft body, reduces the resistance of aircraft entirety.
Further, attachment device ontology is provided with metallic channel.
Facilitate motor cabling, and hollow metallic channel reduces the total weight of attachment device, other non-hollow-out part energy
Ensure structural strength.
Further, attachment device ontology is provided with treating that one end that connector is connect is provided with link block on link block
First metallic channel.
For setting link block convenient for being connect with connecting pin, the first metallic channel of setting is convenient for motor cabling.
Further, attachment device further includes the connecting pin being detachably connected with link block, and second is provided on connecting pin
Metallic channel, first metallic channel are connected with the second metallic channel.
Further, the first metallic channel is located along the same line with the second metallic channel.
It is detachably connected, is conveniently replaceable dynamical system, make it have commutativity.
Further, connecting pin is the Semi surrounding type structure with open side, and the open side of connecting pin is socketed in link block
It is external.
It can realize and be detachably connected, and the two is made to connect even closer.
Further, the connecting pin end face opposite with its open side is in wing-shaped structure.
It convenient for connecting pin and treats the connection between connector, enables the junction good combination of the two, ensure that flow field is put down
Steady transition.
It is a further object of the present invention to provide a kind of ducted fan, the ducted fan and the air-flow energy of flight structure junction
It enough smoothly passes, reduces the resistance of aircraft entirety.
A kind of ducted fan includes duct and the power plant being arranged on inside duct, is provided with outside duct as described above
For the attachment device on power-equipment.
Since the device body of attachment device being used on power-equipment is made of multiple identical or different aerofoil sections,
There is the angle of attack position for front incoming in each section, it is ensured that air-flow smoothly passes herein, minimizes air-flow separation
May, the resistance of reduction aircraft entirety.
Further, attachment device ontology is integrally formed with duct.
Attachment device ontology and by-pass air duct by 3D printing or are integrally formed, and not only ensure structural strength, but also reduce weight
Amount.
Another object of the present invention is to provide a kind of unmanned plane, and the unmanned plane during flying resistance is small, light-weight, easily replaces duct
Fan.
A kind of unmanned plane including fuselage, further includes ducted fan as described above, fuselage is with ducted fan by connecting dress
Put ontology connection.
The unmanned plane is small with flight resistance, light-weight, easy the advantages that replacing ducted fan.
Compared with prior art, beneficial effects of the present invention are：
1st, the attachment device being used on power-equipment of the invention, since attachment device ontology is by multiple identical or different
Aircraft wing section constitution, there is the angle of attack position for front incoming in each section, it is ensured that air-flow is steady logical herein
It crosses, minimizes the possibility of air-flow separation, during for aircraft, attachment device is more adapted between power-equipment and aircraft body
Local flow field situation reduces the resistance of aircraft entirety；
2nd, the exemplary attachment device of the present invention further includes the connecting pin being detachably connected with link block, is provided on connecting pin
Second metallic channel, the first metallic channel and the second metallic channel are located at same straight line, are conveniently replaceable dynamical system, make it have interchangeable
Property；
3rd, ducted fan of the invention, due to being provided with the connection on power-equipment outside the duct of the ducted fan
Device enables its air-flow with aircraft body junction to smoothly pass, and reduces the aerodynamic drag of aircraft entirety；
4th, the exemplary attachment device ontology of the present invention and duct are integrally formed, and not only ensure structural strength, but also reduce weight；
5th, unmanned plane of the invention, due to including ducted fan as described above, fuselage is with ducted fan by connecting dress
Put ontology connection so that the unmanned plane is small with flight resistance, light-weight, easy the advantages that replacing ducted fan.
Description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, the application's is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is the embodiment of the present invention 1 for unmanned plane ducted fan and the structure diagram of the attachment device of fuselage；
Fig. 2 is the structure diagram of the attachment device ontology of the embodiment of the present invention 1；
Fig. 3 is the structure diagram that attachment device ontology and the connecting pin of the embodiment of the present invention 1 separate；
Fig. 4 is the structure diagram after the attachment device ontology of the embodiment of the present invention 1 is connect with connecting pin；
Fig. 5 is the A-A sectional views of Fig. 4 of the embodiment of the present invention 1；
In Fig. 1-5,1- attachment device ontologies, 11- aerofoil sections, 2- by-pass air ducts, 3- link blocks, 4- nut bores, 5- screws
Hole, 6- connecting pins, the first metallic channels of 7-, the second metallic channels of 8-, 9- screw holes.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, illustrated only in attached drawing with inventing relevant part.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment 1
As shown in Figure 1, a kind of attachment device for unmanned plane ducted fan and fuselage, including attachment device ontology 1, connects
For being connect with the by-pass air duct 2 of ducted fan, the other end is used to connect with fuselage 1 one end of connection device ontology.
As shown in Fig. 2, attachment device ontology 1 is made of multiple identical or different aerofoil sections 11, multiple aerofoil sections
11 edge is connected by streamlined curved surface, and streamlined curved surface changes size, relative position, the angle of attack for aerofoil section 11 and connected
Continuous property setting-out transition is formed.
As shown in figure 3, one end that attachment device ontology 1 is connect with fuselage is provided with link block 3, it is provided on link block 3
First metallic channel 7.
Attachment device further includes the connecting pin 6 being detachably connected with link block 3, and the second metallic channel is provided on connecting pin 6
8, the first metallic channel 7 is connected with the second metallic channel 8, it is preferable that the first metallic channel 7 and the second metallic channel 8 are located at same straight line.
Connecting pin 6 is the Semi surrounding type structure with open side, and nut bore 4, link block 3 are provided on the side wall of connecting pin 6
Side on be correspondingly arranged on screw hole 5.
The end face opposite with its open side of connecting pin 6 is in wing-shaped structure, and is provided with screw hole 9, passes through screw hole 9 and machine
Body connects.
As illustrated in figures 4-5, the open side of connecting pin 6 is socketed in the outside of link block 3, the nut bore 4 on connecting pin 6 with even
5 position of screw hole connect on block 3 corresponds to, and is fixed by screw.
Attachment device ontology 1 and by-pass air duct 2 by 3D printing or can be integrally formed.
For ease of the understanding of the present invention, with reference to its operation principle, the present invention will be further described：
By taking the present embodiment as an example, attachment device ontology 1 is made of multiple identical or different aerofoil sections 11, due to each
A aerofoil section 11 has the angle of attack position for front incoming, it is ensured that air-flow smoothly passes herein, minimizes air-flow separation
Possibility, which is different from traditional by connecting rod or the general connection mode of frame, can more adapt to outer contain
Local flow field situation between road and fuselage reduces the aerodynamic drag of unmanned plane entirety.
Hollow metallic channel reduces the total weight of attachment device, and other non-hollow-out parts can guarantee structural strength.
Link block 3 on attachment device ontology 1 is detachably connected with connecting pin 6, is conveniently replaceable various sizes of duct wind
Fan makes duct dismounting have commutativity.
Attachment device ontology 1 and by-pass air duct 2 by 3D printing or can be integrally formed, and not only ensure structural strength, but also
Mitigate weight.
It should be understood that in the present invention, attachment device ontology 1 is not limited to the integrated molding described in embodiment with by-pass air duct 2,
The connection modes such as gluing, rivet can also be used；
Connecting pin 6 is connect described in fuselage being not limited to embodiment using screw, can also use gluing or gluing and spiral shell
The mode that nail combines connects.
The preferred embodiment and the explanation to institute's application technology principle that above description is only the application.People in the art
Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the specific combination of above-mentioned technical characteristic forms
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
The other technical solutions for arbitrarily combining and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein
The technical solution that the technical characteristic of energy is replaced mutually and formed.
In addition to the technical characteristic described in specification, remaining technical characteristic is the known technology of those skilled in the art, is prominent
Go out the innovative characteristics of the present invention, details are not described herein for remaining technical characteristic.
Claims (10)
1. a kind of attachment device on power-equipment, including attachment device ontology, described attachment device ontology one end is used for
Connect with power-equipment, the other end is used for and treats that connector is connect, it is characterized in that, the attachment device ontology by multiple identical or
Different aerofoil sections is formed, and the edge of multiple aerofoil sections is connected by streamlined curved surface, and the streamlined curved surface is
The aerofoil section changes size, relative position, the angle of attack and is formed into Line Continuity setting-out transition.
2. the attachment device according to claim 1 on power-equipment, it is characterized in that, the attachment device ontology is set
It is equipped with metallic channel.
3. the attachment device according to claim 2 on power-equipment, it is characterized in that, the attachment device ontology with
It treats that one end of connector connection is provided with link block, the first metallic channel is provided on the link block.
4. the attachment device according to claim 3 on power-equipment, it is characterized in that, the attachment device further includes
The connecting pin being detachably connected with the link block, is provided with the second metallic channel on the connecting pin, first metallic channel with
Second metallic channel connects.
5. the attachment device according to claim 4 on power-equipment, it is characterized in that, first metallic channel and institute
The second metallic channel is stated to be located along the same line.
6. the attachment device according to claim 4 on power-equipment, it is characterized in that, the connecting pin is that band is open
The Semi surrounding type structure of side, the open side of the connecting pin are socketed in the outside of the link block.
7. the attachment device according to claim 6 on power-equipment, it is characterized in that, the connecting pin is open with it
The opposite end face in side is in wing-shaped structure.
8. a kind of ducted fan, including duct and the power plant being arranged on inside duct, it is characterized in that, it is set outside the duct
It is equipped with the attachment device being used on power-equipment described in claim 1-7 any one.
9. ducted fan according to claim 8, it is characterized in that, the attachment device ontology is integrally formed with duct.
10. a kind of unmanned plane, including fuselage, it is characterized in that, further include ducted fan as claimed in claim 9, the fuselage with
The ducted fan is connected by the attachment device ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338542.XA CN108177784A (en) | 2017-12-14 | 2017-12-14 | Attachment device and ducted fan and unmanned plane on power-equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338542.XA CN108177784A (en) | 2017-12-14 | 2017-12-14 | Attachment device and ducted fan and unmanned plane on power-equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108177784A true CN108177784A (en) | 2018-06-19 |
Family
ID=62545977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711338542.XA Pending CN108177784A (en) | 2017-12-14 | 2017-12-14 | Attachment device and ducted fan and unmanned plane on power-equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108177784A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203428021U (en) * | 2013-06-28 | 2014-02-12 | 任思峰 | Ducted fan |
| CN205239886U (en) * | 2015-12-21 | 2016-05-18 | 深圳光启空间技术有限公司 | Aerostatics |
| CN205381386U (en) * | 2015-12-24 | 2016-07-13 | 深圳市大疆创新科技有限公司 | Many rotors unmanned vehicles , subassembly and rotor subassembly |
| CN106114097A (en) * | 2016-06-29 | 2016-11-16 | 松会虎 | One can vertical take-off and landing flying car |
| CN207698013U (en) * | 2017-12-14 | 2018-08-07 | 顺丰科技有限公司 | Attachment device and ducted fan on power-equipment and unmanned plane |
-
2017
- 2017-12-14 CN CN201711338542.XA patent/CN108177784A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203428021U (en) * | 2013-06-28 | 2014-02-12 | 任思峰 | Ducted fan |
| CN205239886U (en) * | 2015-12-21 | 2016-05-18 | 深圳光启空间技术有限公司 | Aerostatics |
| CN205381386U (en) * | 2015-12-24 | 2016-07-13 | 深圳市大疆创新科技有限公司 | Many rotors unmanned vehicles , subassembly and rotor subassembly |
| CN106114097A (en) * | 2016-06-29 | 2016-11-16 | 松会虎 | One can vertical take-off and landing flying car |
| CN207698013U (en) * | 2017-12-14 | 2018-08-07 | 顺丰科技有限公司 | Attachment device and ducted fan on power-equipment and unmanned plane |
Non-Patent Citations (1)
| Title |
|---|
| 郦正能: "飞机部件与系统设计", 北京航空航天大学出版社, pages: 62 * |
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Effective date of registration: 20210722 Address after: 518063 5th floor, block B, building 1, software industry base, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: Fengyi Technology (Shenzhen) Co.,Ltd. Address before: 518061 Intersection of Xuefu Road (south) and Baishi Road (east) in Nanshan District, Shenzhen City, Guangdong Province, 6-13 floors, Block B, Shenzhen Software Industry Base Applicant before: SF TECHNOLOGY Co.,Ltd. |