CN204713418U - Collapsible paddle arm assembly and unmanned plane - Google Patents
Collapsible paddle arm assembly and unmanned plane Download PDFInfo
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- CN204713418U CN204713418U CN201520280442.6U CN201520280442U CN204713418U CN 204713418 U CN204713418 U CN 204713418U CN 201520280442 U CN201520280442 U CN 201520280442U CN 204713418 U CN204713418 U CN 204713418U
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- arm assembly
- gripping section
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Abstract
The utility model discloses a kind of collapsible paddle arm assembly, comprise the first paddle arm and the second paddle arm, the side of described first paddle arm is provided with at least from the axial notch that an end face of described first paddle arm opens wide vertically, one end of described second paddle arm is connected with described first paddle arm by pin-jointed structure in described axial notch, when described second paddle arm is in deployed condition, described second paddle arm of part to be embedded in described axial notch and to engage with described first paddle arm, remains on deployed condition to make described second paddle arm.The invention also discloses a kind of unmanned plane.Compare prior art, the technical solution of the utility model has the features such as structure is simple, easy and simple to handle, drastically increases the convenience operated paddle arm.
Description
Technical field
The utility model relates to unmanned air vehicle technique field, particularly relates to a kind of collapsible paddle arm assembly and unmanned plane.
Background technology
The paddle arm of common rotary wind type unmanned plane is generally made up of two sections of detachable parts, first paragraph near unmanned aerial vehicle body is usual and fuselage is one-body molded, and be connected on first paragraph away from the second segment of unmanned aerial vehicle body by demountable structure, the space shared by unmanned plane can be reduced in the process of packed and transported thus.But two sections of paddle arm are separated by existing paddle arm demountable structure usually completely, therefore assembling process trivial operations, inefficiency, convenience are poor, when especially each paddle arm diversified in specifications causes, also there is the problem of pairing difficulty.
Utility model content
Main purpose of the present utility model is to provide a kind of collapsible paddle arm assembly, is intended to solve the technical matters that existing collapsible paddle arm structure assembly operation is complicated, convenience is poor.
For achieving the above object, the utility model provides a kind of collapsible paddle arm assembly, comprise the first paddle arm and the second paddle arm, the side of described first paddle arm is provided with at least from the axial notch that an end face of described first paddle arm opens wide vertically, one end of described second paddle arm is connected with described first paddle arm by pin-jointed structure in described axial notch, when described second paddle arm is in deployed condition, described second paddle arm of part to be embedded in described axial notch and to engage with described first paddle arm, remains on deployed condition to make described second paddle arm.
Preferably, the connecting portion that described first paddle arm comprises fixed part, the first holding part and is connected between described fixed part and described first holding part, described pin-jointed structure comprises adapter shaft, described second paddle arm by described adapter shaft and described fixed part pivot joint, in described second paddle arm corresponding be provided with can with the second holding part of described first holding part interference fit.
Preferably, the part that described axial notch is formed on described first holding part forms gripping section, and the cross-sectional plane of described gripping section is circular arc, and the radial opening of described gripping section is less than 180 ° to central angle.
Preferably, the radial opening place of described gripping section is provided with for guiding described second holding part to embed inclined-plane in described gripping section or arcwall face.
Preferably, the inwall of described gripping section is provided with at least one axial projection axially extended, and described axial projection is near the radial opening of described gripping section.
Preferably, described axial notch is formed in part on described fixed part and forms and dodges positioning section, described in dodge the U-shaped profile of positioning section, and have two in plane of orientation positioned opposite.
Preferably, described collapsible paddle arm assembly also comprises the binding ring of movable set in described second paddle arm, described binding ring is used for when described second paddle arm is in deployed condition, moves to be sleeved on towards described first paddle arm the position wedging that described first paddle arm overlaps with described second paddle arm.
In addition, for achieving the above object, the utility model also provides a kind of unmanned plane, comprises the collapsible paddle arm assembly described in fuselage and above-mentioned any one technical scheme, and multiple described collapsible paddle arm assembly around described fuselage circumferentially.
Preferably, described fuselage comprises two in paddle arm installation side positioned opposite, and described paddle arm installation side is provided with a pair described collapsible paddle arm assembly be at least staggeredly arranged up and down when folded state.
Preferably, be positioned on same reference plane when each described collapsible paddle arm assembly on described fuselage is in deployed condition, the pivot center and the described reference plane angle that are positioned at the second paddle arm on same described paddle arm installation side are on-right angle.
The collapsible paddle arm assembly of one provided by the utility model and unmanned plane, by by the first paddle arm and the second paddle arm pivot joint, thus the second paddle arm can realize folding with launch, thus substantially reduce the unmanned plane space shared when not using; When the second paddle arm is launched to use by needs, the second paddle arm turned to the position being embedded in axial notch and engages with the first paddle arm, the second paddle arm can be remained on deployed condition; When needs are by the second paddle arm folding and retraction, rotating backward the second paddle arm makes it be separated with axial notch, the second paddle arm can be discharged, the second paddle arm is made to turn to the folding position of setting, the technical solution of the utility model has the features such as structure is simple, easy and simple to handle thus, drastically increases the convenience operated paddle arm.
Accompanying drawing explanation
Fig. 1 is the structural representation of fuselage one embodiment of unmanned plane of the present utility model;
Fig. 2 is the assembling schematic diagram of collapsible paddle arm assembly one embodiment of the present utility model, and wherein paddle arm is in deployed condition;
Fig. 3 is the assembling schematic diagram of collapsible paddle arm assembly one embodiment of the present utility model, and wherein paddle arm is in folded state;
Fig. 4 is the partial enlarged drawing of part A shown in Fig. 3;
Fig. 5 is the structural representation of the second paddle arm shown in Fig. 3;
Fig. 6 is the assembling schematic diagram of collapsible another embodiment of paddle arm assembly of the present utility model, and wherein paddle arm is in deployed condition.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of unmanned plane, see Fig. 1 to Fig. 5, in one embodiment, this unmanned plane comprises fuselage 100, as shown in Figure 1, in order to reduce air resistance, fuselage 100 entirety is flat stream line pattern, and carbon fibre material can be selected to make, thus alleviates the weight of unmanned plane, certain fuselage 100 also can be configured to other any suitable face shapings, and the other materials except carbon fibre material also can be adopted to make.In addition, the unmanned plane of the present embodiment also comprises collapsible paddle arm assembly 200, multiple collapsible paddle arm assembly 200 around fuselage 100 circumferentially, by the engine installation that is arranged on the end of collapsible paddle arm assembly 200 for unmanned plane provides flying power, wherein engine installation mainly comprises motor and rotor, because its structure composition and principle of work are existing known, therefore repeat no more.
Composition graphs 2,3 and 4, collapsible paddle arm assembly 200 mainly comprises the first paddle arm 210 and the second paddle arm 220, wherein the length of the first paddle arm 210 is little many compared to the length of the second paddle arm 220, first paddle arm 210 installs location for providing to the second paddle arm 220, be connected with fuselage 100 as by bonded structure, such as one-body molded with fuselage 100 again, and the second paddle arm 220 installs location for providing to engine installation.The side of the first paddle arm 210 is provided with at least at the axial notch 213 that an end face of the first paddle arm 210 opens wide, one end of second paddle arm 220 is connected with the first paddle arm 210 by pin-jointed structure in axial notch 213, the pin-jointed structure of the present embodiment comprises adapter shaft (not shown), second paddle arm 220 is especially by this adapter shaft and the first paddle arm 210 pivot joint, therefore the second paddle arm 220 can around adapter shaft reciprocating rotation certain angle (such as 90 ° ~ 120 °), second paddle arm 220 can be changed between deployed condition and folded state, therefore when using unmanned plane, the second paddle arm 220 is launched, the second paddle arm 220 is folded up to save the space that unmanned plane takies when not using unmanned plane, thus be convenient to packaging and transport.For the fuselage 100 shown in Fig. 1, fuselage 100 comprises two in paddle arm installation side 101 positioned opposite, each paddle arm installation side 101 is provided with the collapsible paddle arm assembly 200 be at least staggeredly arranged up and down when folded state for a pair, thus two second paddle arm 220 avoiding being positioned at the same side folded toward time there is the phenomenon of interfering, and then save the space taken when the second paddle arm 220 is in folded state to the full extent, above object is reached by the relative position of the two collapsible paddle arm assemblies 200 adjusting the same side during embody rule, such as two collapsible paddle arm assemblies about 200 stagger certain distance, such as two collapsible paddle arm assemblies 200 are in the same plane again, and launch the same plane at rear place for reference plane with each collapsible paddle arm assembly 200, the pivot center and this reference plane angle that make the same side two second paddle arm 220 are on-right angle, such as be less than or equal to 75 °.
When the second paddle arm 220 is in deployed condition, part second paddle arm 220 to be embedded in axial notch 214 and to engage with the first paddle arm 210, namely the second paddle arm 220 near one section of fuselage 100 with the first paddle arm 210 phase fit, remain on deployed condition to make the second paddle arm 220.Be appreciated that, the part first paddle arm 210 limiting axial notch 214 has certain elastic deformation ability, in the process that rotation second paddle arm 220 makes it launch, entering in axial notch 214 by making the first paddle arm 210 produce elastic dilatation for the second paddle arm 220, utilizing the clamping action of the first paddle arm 210 to the second paddle arm 220 to make the second paddle arm 220 keep motionless; And make in its folding process in rotation second paddle arm 220, also leave axial notch 214 by making the first paddle arm 210 produce elastic dilatation for the second paddle arm 220, thus release the second paddle arm 220.It can thus be appreciated that the technical solution of the utility model has the features such as structure is simple, easy and simple to handle, in assembly and disassembly process, only need a step, drastically increase the convenience of compound type paddle arm dismounting.
Particularly, first paddle arm 210 comprises fixed part 211, first holding part 213 and is connected to the connecting portion 212 between fixed part 211 and the first holding part 213, fixed part 211 is connected with fuselage 100, second paddle arm 220 is by adapter shaft and fixed part 211 pivot joint simultaneously, in order to ensure the reliability and stability be connected between the first paddle arm 210 with the second paddle arm 220, fixed part 211 can be thickeied, and be fixed by the first holding part 213 and the second paddle arm 220, in other second paddle arm 220 corresponding be provided with can with the second holding part 222 of the first holding part 213 interference fit.In the present embodiment, based on the design of connecting portion 212, be part coupled condition to make between fixed part 211 and the first holding part 213, be namely formed with the opening 215 be arranged symmetrically between the two, thus be conducive to the elastic dilatation ability of raising first holding part 213.
In alternate embodiments, the part that axial notch 214 is formed on the first holding part 213 forms gripping section, the cross-sectional plane of this gripping section is circular arc, and the radial opening of gripping section is less than 180 ° to central angle, correspond, the cross-sectional plane of the second holding part 222 is circular arc, in order to avoid the second holding part 222 produces mobile after embedding gripping section, the diameter of the second holding part 222 should be a bit larger tham the diameter of gripping section, thus make the first holding part 213 remain certain resilient expansion, and then firmly the second holding part 222 is clamped, the radial opening of gripping section is less than 180 ° to central angle simultaneously, the first holding part 213 is also made to limit the rotation of the second paddle arm 220 in the mode of holding the second holding part 222 tightly, ensure that the second paddle arm 220 remains on the reliability of deployed condition.And in other embodiments, the cross-sectional plane of gripping section and the second holding part 222 can also be other any suitable shapes, such as oval, do not enumerate at this.
In the process that rotation second paddle arm 220 makes it launch, the radial opening of energy auto-alignment gripping section during in order to ensure that the second holding part 222 and the first holding part 213 offset, the radial opening place of gripping section is provided with for guiding the second holding part 222 to embed inclined-plane 2131 in gripping section, it can certainly be arcwall face, utilize the directional tagging of this inclined-plane 2131 or arcwall face, successfully the first holding section 213 can also be strutted, to reduce the resistance that the second holding section 222 enters gripping section.
In addition, in order to improve the effect be fixed between the first paddle arm 210 and the second paddle arm 220, the inwall of gripping section is provided with at least one axial projection 2132 axially extended, this axial projection 2132 is near the radial opening of gripping section, when the second holding section 222 embeds after in gripping section, be tight against the second holding section 222 by axial projection 2132, prevent it from deviating from voluntarily.Preferably, the inwall of gripping section is provided with about two just to the axial projection 2132 of arranging, thus plays better fixed effect.
Simultaneously, in order to improve stability fixing between the first paddle arm 210 and the second paddle arm 220, axial notch 214 part be formed on fixed part 211 is formed dodges positioning section, this dodges the U-shaped profile of positioning section, and have two in plane of orientation 2111 positioned opposite, and one end of the second paddle arm 220 is formed as the articulated section 221 of flats, the contact formed by this articulated section 221 and plane of orientation 2111 is coordinated stablizes the second paddle arm 220 further, prevents the second paddle arm 220 from producing and rocks.
See Fig. 6, be with the key distinction of above-mentioned any embodiment, the collapsible paddle arm assembly 200 of the present embodiment also comprises the binding ring 230 of movable set in the second paddle arm 220, this binding ring 230 is for when the second paddle arm 220 is in deployed condition, move to be sleeved on towards the first paddle arm 210 position wedging that first paddle arm 210 overlaps with the second paddle arm 220, thus prevent the second paddle arm 220 from producing rotation, further enhance the reliability that the second paddle arm 220 is in deployed condition.
Should be appreciated that and to be first sleeved on by binding ring 230 in second paddle arm 220 when the second paddle arm 220 being arranged in the first paddle arm 210, because the end of the second paddle arm 220 is provided with engine installation, therefore binding ring 230 is limited in the second paddle arm 220 moves.The structure that the present embodiment is circular section for the second paddle arm 220, such as the side of the second paddle arm 220 is circular conical surface, second paddle arm 220 is larger near one end of the first paddle arm 210, corresponding, the internal face of binding ring 230 is formed as circular conical surface, the wedging structure formed by circular conical surface is conducive to keeping the complete of paddle arm appearance, and structure is simple.In addition, binding ring 230 can also realize fixing by other fit structures, such as binding ring 230 and the second paddle arm 220 screw thread fit, make it move towards the first paddle arm 210 by rotation lock ring 230.
According to the technical scheme of the utility model embodiment, by by the first paddle arm 210 and the second paddle arm 220 pivot joint, thus the second paddle arm 220 can realize folding with launch, thus substantially reduce the unmanned plane space shared when not using; When the second paddle arm 220 is launched to use by needs, the second paddle arm 220 turned to the position being embedded in axial notch 214 and engages with the first paddle arm 210, the second paddle arm 220 can be remained on deployed condition; When needs are by the second paddle arm 220 folding and retraction, rotating backward the second paddle arm 220 makes it be separated with axial notch 214, the second paddle arm 220 can be discharged, the second paddle arm 220 is made to turn to the folding position of setting, the technical solution of the utility model has the features such as structure is simple, easy and simple to handle thus, drastically increases the convenience operated paddle arm.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification sheets and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. a collapsible paddle arm assembly, it is characterized in that, comprise the first paddle arm and the second paddle arm, the side of described first paddle arm is provided with at least from the axial notch that an end face of described first paddle arm opens wide vertically, one end of described second paddle arm is connected with described first paddle arm by pin-jointed structure in described axial notch, when described second paddle arm is in deployed condition, described second paddle arm of part to be embedded in described axial notch and to engage with described first paddle arm, remains on deployed condition to make described second paddle arm.
2. collapsible paddle arm assembly as claimed in claim 1, it is characterized in that, the connecting portion that described first paddle arm comprises fixed part, the first holding part and is connected between described fixed part and described first holding part, described pin-jointed structure comprises adapter shaft, described second paddle arm by described adapter shaft and described fixed part pivot joint, in described second paddle arm corresponding be provided with can with the second holding part of described first holding part interference fit.
3. collapsible paddle arm assembly as claimed in claim 2, it is characterized in that, the part that described axial notch is formed on described first holding part forms gripping section, and the cross-sectional plane of described gripping section is circular arc, and the radial opening of described gripping section is less than 180 ° to central angle.
4. collapsible paddle arm assembly as claimed in claim 3, is characterized in that, the radial opening place of described gripping section is provided with for guiding described second holding part to embed inclined-plane in described gripping section or arcwall face.
5. collapsible paddle arm assembly as claimed in claim 3, is characterized in that, the inwall of described gripping section is provided with at least one axial projection axially extended, and described axial projection is near the radial opening of described gripping section.
6. collapsible paddle arm assembly as claimed in claim 2, is characterized in that, described axial notch is formed in part on described fixed part and forms and dodges positioning section, described in dodge the U-shaped profile of positioning section, and have two in plane of orientation positioned opposite.
7. the collapsible paddle arm assembly according to any one of claim 1 to 6, it is characterized in that, described collapsible paddle arm assembly also comprises the binding ring of movable set in described second paddle arm, described binding ring is used for when described second paddle arm is in deployed condition, moves to be sleeved on towards described first paddle arm the position wedging that described first paddle arm overlaps with described second paddle arm.
8. a unmanned plane, comprises fuselage, it is characterized in that, described unmanned plane also comprises the collapsible paddle arm assembly according to any one of claim 1 to 7, and multiple described collapsible paddle arm assembly around described fuselage circumferentially.
9. unmanned plane as claimed in claim 8, is characterized in that, described fuselage comprises two in paddle arm installation side positioned opposite, and described paddle arm installation side is provided with a pair described collapsible paddle arm assembly be at least staggeredly arranged up and down when folded state.
10. unmanned plane as claimed in claim 9, it is characterized in that, each described collapsible paddle arm assembly on described fuselage is positioned on same reference plane when being in deployed condition, and the pivot center and the described reference plane angle that are positioned at the second paddle arm on same described paddle arm installation side are on-right angle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520280442.6U CN204713418U (en) | 2015-04-30 | 2015-04-30 | Collapsible paddle arm assembly and unmanned plane |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520280442.6U CN204713418U (en) | 2015-04-30 | 2015-04-30 | Collapsible paddle arm assembly and unmanned plane |
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| CN204713418U true CN204713418U (en) | 2015-10-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105644769A (en) * | 2016-02-29 | 2016-06-08 | 无锡觅睿恪科技有限公司 | Folding arm assembly for unmanned aerial vehicle |
| CN106081053A (en) * | 2016-08-10 | 2016-11-09 | 张琬彬 | A kind of SUAV folded wing |
| CN107117283A (en) * | 2016-02-25 | 2017-09-01 | 鹦鹉无人机股份有限公司 | With the unmanned plane for folding link arm |
| CN108698685A (en) * | 2016-02-22 | 2018-10-23 | 深圳市大疆创新科技有限公司 | Unmanned vehicle and its rack, external member, assemble method and operating method |
| CN109436304A (en) * | 2018-10-25 | 2019-03-08 | 安徽索为智能科技有限公司 | A kind of agricultural unmanned plane of full folding vibration proof loss |
-
2015
- 2015-04-30 CN CN201520280442.6U patent/CN204713418U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108698685A (en) * | 2016-02-22 | 2018-10-23 | 深圳市大疆创新科技有限公司 | Unmanned vehicle and its rack, external member, assemble method and operating method |
| CN108698685B (en) * | 2016-02-22 | 2021-11-02 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle, frame, kit, assembly method and operation method thereof |
| CN113911326A (en) * | 2016-02-22 | 2022-01-11 | 深圳市大疆创新科技有限公司 | Unmanned aerial vehicle |
| US11427319B2 (en) | 2016-02-22 | 2022-08-30 | SZ DJI Technology Co., Ltd. | Foldable multi-rotor aerial vehicle |
| CN107117283A (en) * | 2016-02-25 | 2017-09-01 | 鹦鹉无人机股份有限公司 | With the unmanned plane for folding link arm |
| CN105644769A (en) * | 2016-02-29 | 2016-06-08 | 无锡觅睿恪科技有限公司 | Folding arm assembly for unmanned aerial vehicle |
| CN106081053A (en) * | 2016-08-10 | 2016-11-09 | 张琬彬 | A kind of SUAV folded wing |
| CN109436304A (en) * | 2018-10-25 | 2019-03-08 | 安徽索为智能科技有限公司 | A kind of agricultural unmanned plane of full folding vibration proof loss |
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Effective date of registration: 20160311 Address after: Baoan District Shiyan street Shenzhen city Guangdong province 518108 Songbai road Tangtou junctions electric science and Technology Park Patentee after: Shenzhen Aee Technology Co., Ltd. Address before: Baoan District Shiyan street Shenzhen city Guangdong province 518108 Songbai road Tangtou junctions electric science and Technology Park Patentee before: Shenzhen Aee Technology Co., Ltd. Patentee before: Shenzhen Aee Technology Co., Ltd. |
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Effective date of registration: 20191212 Address after: Room 812, enterprise service center, No. 17, section 3, west section of Changjiang North Road, Lingang Economic Development Zone, Yibin City, Sichuan Province Patentee after: Sichuan Yidian Aviation Technology Co., Ltd Address before: Baoan District Shiyan street Shenzhen city Guangdong province 518108 Songbai road Tangtou junctions electric science and Technology Park Patentee before: Shenzhen Yidian Aviation Technology Co., Ltd. |
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