CN112896486A - Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part - Google Patents
Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part Download PDFInfo
- Publication number
- CN112896486A CN112896486A CN201911222619.6A CN201911222619A CN112896486A CN 112896486 A CN112896486 A CN 112896486A CN 201911222619 A CN201911222619 A CN 201911222619A CN 112896486 A CN112896486 A CN 112896486A
- Authority
- CN
- China
- Prior art keywords
- triangular prism
- honeycomb
- shaped
- array
- fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims description 10
- 230000000694 effects Effects 0.000 claims abstract description 9
- 150000001875 compounds Chemical group 0.000 claims abstract description 4
- 230000001413 cellular effect Effects 0.000 claims description 9
- 239000013585 weight reducing agent Substances 0.000 claims description 9
- 239000011796 hollow space material Substances 0.000 claims description 6
- 238000005452 bending Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 10
- 230000037431 insertion Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C1/00—Fuselages; Constructional features common to fuselages, wings, stabilising surfaces or the like
- B64C1/06—Frames; Stringers; Longerons ; Fuselage sections
- B64C1/061—Frames
Abstract
The utility model provides a many rotor frames of honeycomb formula array and face type, V type, trident type, positive triangular prism, A type triangular prism, compound part, the part is founded according to some of honeycomb structure, forms face type, V type, trident type, positive triangular prism, A type triangular prism, compound part, connecting device between the part all has the connection effect in upper and lower position. After the parts are assembled into a complete honeycomb frame, the honeycomb frame has excellent properties of the honeycomb shape, such as the maximum passing space, the maximum material saving and the like, and has strong horizontal bending resistance.
Description
Technical Field
This patent relates to the aircraft field, mainly is many rotor crafts field of array.
Background
With the increasingly mature technology of aircrafts, the aircrafts are applied more and more widely, and various problems in our lives can be solved more and more. In the field of array type multi-rotor wings, a flying automobile Volocoter manufactured by Intel, a Yihang 216 manufactured by Yihang intelligent company in China and the like appear, and a patent scheme with the application number of 201822137253X also provides a novel array type multi-rotor wing scheme. In array multi-rotor aircraft, especially in large array combination form, there is higher requirement for the physical performance of the whole aircraft frame, especially the horizontal bending resistance, and the problem of insufficient adaptability exists in the frame solutions disclosed so far.
Disclosure of Invention
In order to solve the problems, the invention provides a frame for a honeycomb array multi-rotor aircraft and related parts thereof, and the invention comprises the following contents:
the utility model provides a many rotor frames of honeycomb formula array face type part, characterized by: the surface-type part is an independent integral part like one surface of a honeycomb unit, vertical connecting and fixing devices are arranged at two ends of the part, and the vertical connecting and fixing devices have connecting and fixing functions at least two positions, namely an upper position, a middle position and a lower position.
The utility model provides a V type part of many rotor frames of honeycomb formula array which characterized by: the V-shaped part is an independent whole like a V-shaped part with two connected faces of a honeycomb unit, two ends of the part are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least two positions, namely the upper position, the middle position and the lower position.
The utility model provides a trident type part of many rotor frames of honeycomb formula array which characterized by: the three-fork-shaped part is an independent whole like a three-fork-shaped part with three connected sides of a honeycomb array, three ends of the part are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least two positions, namely the upper position, the middle position and the lower position.
The utility model provides a regular triangular prism part of many rotor frames of honeycomb formula array which characterized by: for example, a regular triangular prism part can be arranged at the three-forked connecting part of the honeycomb array connected with three sides; three side edges of the regular triangular prism are respectively positioned on three surfaces of the three-fork shape, vertical connecting and fixing devices are arranged on the three side edges, and the vertical connecting and fixing devices have connecting and fixing functions at least two positions, namely the upper position, the middle position and the lower position; the side surfaces of the regular triangular prisms are tangent to or do not intersect with the largest inscribed circle of the nearest honeycomb unit; the side surfaces of the regular triangular prisms are provided with connecting and fixing devices; the interior of the regular triangular prism is provided with a hollow space for placing articles and reducing weight.
The utility model provides a side connection fixing device's of many rotor frames of honeycomb array regular triangular prism part's concrete scheme is: the connecting and fixing device on the side surface of the triangular prism is a left frame-shaped slot, and the right side of the triangular prism is provided with a bayonet used for being clamped and fixed on the right side after being inserted from right to left; or a right frame-shaped slot, and a bayonet arranged on the left side for being inserted from left to right and then being clamped and fixed on the left side.
The utility model provides a many rotor frames of honeycomb formula array A type triangular prism part, characterized by: for example, a triangular prism-shaped A-shaped triangular prism part can be arranged at the V-shaped joint where the two surfaces of the honeycomb unit are connected; two side surfaces of the triangular prism are respectively coincided with or parallel to two V-shaped surfaces of the honeycomb unit, a third side surface and the first two side surfaces form an internal included angle of 30 degrees and are tangent to or do not intersect with the maximum inscribed circle of the honeycomb unit, a connecting and fixing device is arranged on the third side surface, two side edges of the third side surface are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least at two positions, namely the upper position, the middle position and the lower position; the triangular prism has a hollow space for placing articles and reducing weight. The size of the defined A-shaped triangular prism part is only about one third of that of a regular triangular prism part.
The utility model provides a concrete scheme that fixing device is connected to side of the A type triangular prism part of many rotor frames of honeycomb formula array is: the connecting and fixing device is a right frame-shaped slot, and a bayonet is arranged on the right side and is used for being clamped and fixed on the right side after being inserted from right to left; or a left frame-shaped slot, the left side of which is provided with a bayonet used for being inserted from left to right and then being clamped and fixed on the left side.
The utility model provides a compound part of many rotor frames of honeycomb formula array which characterized by: the composite parts are combined in any number according to the parts, are connected according to a honeycomb array framework, are not provided with connecting devices and are directly connected to form an independent integral part, each external connector of each part is provided with a vertical connecting and fixing device, and the vertical connecting and fixing devices have connecting and fixing functions at least two positions, namely the upper position, the middle position and the lower position.
The detailed scheme of the vertical connecting and fixing device of the parts comprises the following steps: comprises 1 or more plug-in devices, a push-pull clamping position and an interface fixing device which is fixed by screws and can be combined freely.
The more detailed scheme of the vertical connecting and fixing device of the parts comprises the following steps: the vertical connecting and fixing device on the side edge of the triangular prism comprises an inserting groove, wherein a bayonet is arranged in the inserting groove and is used for being transversely clamped and fixed after being vertically inserted; the vertical connecting and fixing device connected with the vertical connecting and fixing device on the side edge of the triangular prism comprises an inserting strip, wherein the inserting strip is provided with a clamp which can stretch out and is used for transversely stretching out the clamp after being inserted, so that the clamping is fixed. This section triangular prism, including preceding regular triangular prism structure and A type triangular prism structure.
The improved scheme of the parts is as follows: each surface of the part is provided with a reserved space for weight reduction, and the reserved space for weight reduction can be in a inclined-well-shaped reserved space for weight reduction design.
A honeycomb array multi-rotor frame is provided, which has the scheme that: the honeycomb array is formed by combining and connecting any number of the parts.
A detailed scheme of a regular triangular prism position of a honeycomb array multi-rotor rack is as follows: at least one of the six corners of each honeycomb unit is provided with a regular triangular prism structure.
A detailed rule of the regular triangular prism positions of the honeycomb array multi-rotor rack is as follows: the number of the regular triangular prism structures meets the rule that each honeycomb unit is matched with one honeycomb unit; the positions of the regular triangular prism structures meet the rule that adjacent regular triangular prism structures are not directly connected on one surface of one honeycomb unit, and if the positions of the regular triangular prism structures cannot meet the rule, the rule is met when one regular triangular prism structure is omitted.
Advantageous effects
The surface type, V type, three-fork type, regular triangular prism, A type triangular prism and composite type parts which are constructed according to a part of the honeycomb type structure and the complete honeycomb array frame composed of the surface type, V type, three-fork type, regular triangular prism, A type triangular prism and composite type parts have excellent performances of the honeycomb property, such as the maximum passing space, the maximum material saving and the like, and meanwhile, the frame has strong horizontal bending resistance due to the connection of multiple vertical parts at each connection part.
Drawings
Fig. 1 is a schematic view of a face section of a honeycomb array multi-rotor airframe.
Figure 2 is a schematic view of a V-shaped component of a honeycomb array multi-rotor airframe.
Figure 3 is a schematic diagram of a three-pronged version of a cellular array multi-rotor airframe.
Figure 4 is a schematic diagram of a right triangular prism part of a honeycomb array multi-rotor airframe.
Figure 5 is a schematic view of an a-shaped triangular prism part of a honeycomb array multi-rotor airframe.
Figure 6 is a schematic diagram of a composite part of a honeycomb array multi-rotor airframe.
Figure 7 is a schematic view of a honeycomb array multi-rotor airframe.
Fig. 8 is an unconnected schematic view of the vertical connection means.
Figure 9 is a schematic view of the upright connector shown inserted and not snapped.
FIG. 10 is a schematic view of the vertical connector being fixedly connected.
Detailed Description
The patent will now be described with reference to the accompanying drawings.
The honeycomb is formed by an array of regular hexagonal honeycomb cells, generally shown in fig. 7, and the part form described in this patent is described in terms of a honeycomb form.
A face-type component of a honeycomb array multi-rotor airframe as shown in figure 1:
the surface-shaped part is an independent integral part like one surface of a honeycomb unit, vertical insertion strips 1 are arranged at two ends of the part, a clamping gap 2 is arranged in the middle of each vertical insertion strip, and an inclined-well-shaped hollow part 3 is arranged in the middle of the surface-shaped part.
A V-shaped component of a cellular array multi-rotor airframe as shown in figure 2:
the V-shaped part is an independent integral part like a V-shaped part formed by connecting two surfaces of a honeycomb unit, vertical inserting strips 1 are arranged at two ends of the part, a clamping gap 2 is arranged in the middle of each vertical inserting strip, and inclined well-shaped hollow bodies 3 are arranged on two surfaces of the V-shaped part.
A three-pronged component of a cellular array multi-rotor airframe as shown in figure 3:
the three-fork-shaped part is an independent whole like a three-fork-shaped part with three connected sides of a honeycomb array, three ends of the part are provided with vertical insertion strips 1, the middle of each vertical insertion strip is provided with a clamping notch 2, and three surfaces of the three fork-shaped part are provided with inclined-well-shaped hollow parts 3.
A regular triangular prism part of a honeycomb array multi-rotor rack is as shown in figure 4:
the regular triangular prism part can be provided with a regular triangular prism part at a three-fork-shaped connecting part connected with three sides of the honeycomb array;
three side edges of the regular triangular prism are respectively positioned on three surfaces of the three-fork shape, vertical insertion grooves 11 are formed in the three side edges, and clamping notches 12 are formed in the middles of the vertical insertion grooves; the side surfaces of the regular triangular prisms are tangent to or do not intersect with the largest inscribed circle of the nearest honeycomb unit;
the side surfaces of the regular triangular prism are provided with left frame-shaped slots 21, the left side is provided with an elastic bayonet 22, and the left frame-shaped slots can be inserted from left to right and then clamped and fixed on the left side; a round hole 23 for connecting and passing a circuit is arranged in the middle of the left frame-shaped slot; the interior of the regular triangular prism is provided with a hollow space for placing articles and reducing weight.
A triangular prism part of honeycomb array multi-rotor frame is as shown in figure 5:
the A-shaped triangular prism part can be a triangular prism-shaped A-shaped triangular prism part at the V-shaped joint where the two surfaces of the A-shaped triangular prism part are connected; two side surfaces of the triangular prism are respectively overlapped or parallel with two V-shaped surfaces of the honeycomb unit, a third side surface and the first two side surfaces form an included angle of 30 degrees and are tangent or not intersected with the maximum inscribed circle of the honeycomb unit, the third side surface is provided with a left frame-shaped slot 21, the left side is provided with an elastic bayonet 22, and the left side can be clamped and fixed after being inserted from left to right; a round hole 23 for line connection and passing is arranged in the middle of the left frame-shaped slot, two side edges of the third side surface are provided with vertical insertion grooves 11, and a clamping gap 12 is arranged in the middle of each vertical insertion groove; the triangular prism has a hollow space for placing articles and reducing weight.
A composite part of a honeycomb array multi-rotor airframe is shown in figure 6:
the basic form of the composite component of the present embodiment is composed of parts of the foregoing components. Comprises three-forked parts 33, two V-shaped parts 32, two A-shaped triangular prism parts 35 and three regular triangular prism parts 34, and is based on the basic part forms, but the three parts are directly connected without a connecting device to form an independent integral part. The left and right extending parts of the left and right three-fork parts are provided with vertical connecting devices, the devices are the same as the three-fork parts, and are provided with vertical inserting strips, and the middle parts of the devices are provided with clamping gaps. Wherein two regular triangular prism part shapes all have a decurrent limit to be vacant, like regular triangular prism part itself, have perpendicular connecting device on this side, and this perpendicular connecting device is the inserting groove, and the centre has the screens breach. The connecting device enables the composite type part to be provided with interfaces for assembling with other parts.
A honeycomb array multi-rotor airframe embodiment as shown in figure 7:
the frame includes regular triangular prism part 34, V type part 32, A type triangular prism part 35, trident type part 33, face type part 31, and the part is assembled according to the honeycomb molding and is connected, forms a complete honeycomb array.
The frame has 10 honeycomb units and 10 regular triangular prism parts, meets the rule that at least one corner position of six corners of each honeycomb unit has a regular triangular prism structure, meets the rule that each honeycomb unit is matched with one regular triangular prism structure, does not meet the rule that adjacent triangular prisms are not directly connected on one surface of one honeycomb unit, but when the regular triangular prism parts 44 are omitted, the rule is met.
The connection method of the vertical splicing strips and the vertical splicing grooves is shown as the attached figures 8, 9 and 10:
FIG. 8 shows a vertical insertion strip 1, a middle clip 2, a vertical insertion groove 11, a middle clip 12, a small elastic clip 9, and a middle protrusion 91; according to the embodiment shown in the attached figure 9, the size of the splicing strip 1 corresponds to that of the splicing groove 11, and the splicing strip 1 is inserted into the splicing groove 11 to realize transverse fixed connection; according to the embodiment shown in the attached figure 10, the small elastic clip 9 is proper in size with the clamping position 12 and is transversely inserted, after the small elastic clip is inserted, the protrusion 91 of the small elastic clip abuts against the limiting notch of the clamping position 2, the small clip is fixed, and the complete fixed connection between parts is also realized.
In this embodiment, it is supplementary to say that the rack of many rotors of honeycomb array, the rotor unit main part is fit for placing in the middle of every honeycomb unit, and big heavy battery device is fit for placing in the middle of every regular triangular prism.
Claims (15)
1. The utility model provides a many rotor frames of honeycomb formula array face type part, characterized by:
the surface-type part is an independent integral part like one surface of a honeycomb unit, vertical connecting and fixing devices are arranged at two ends of the part, and the vertical connecting and fixing devices have connecting and fixing functions at least two positions, namely an upper position, a middle position and a lower position.
2. The utility model provides a V type part of many rotor frames of honeycomb formula array which characterized by:
the V-shaped part is an independent whole like a V-shaped part with two connected faces of a honeycomb unit, two ends of the part are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least two positions, namely the upper position, the middle position and the lower position.
3. The utility model provides a trident type part of many rotor frames of honeycomb formula array which characterized by:
the three-fork-shaped part is an independent whole like a three-fork-shaped part with three connected sides of a honeycomb array, three ends of the part are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least two positions, namely the upper position, the middle position and the lower position.
4. The utility model provides a regular triangular prism part of many rotor frames of honeycomb formula array which characterized by:
for example, a regular triangular prism part can be arranged at the three-forked connecting part of the honeycomb array connected with three sides;
three side edges of the regular triangular prism are respectively positioned on three surfaces of the three-fork shape, vertical connecting and fixing devices are arranged on the three side edges, and the vertical connecting and fixing devices have connecting and fixing functions at least two positions, namely the upper position, the middle position and the lower position;
the side surfaces of the regular triangular prisms are tangent to or do not intersect with the largest inscribed circle of the nearest honeycomb unit;
the side surfaces of the regular triangular prisms are provided with connecting and fixing devices;
the interior of the regular triangular prism is provided with a hollow space for placing articles and reducing weight.
5. An equilateral triangular prism part according to claim 4, in which:
the connecting and fixing device on the side surface of the triangular prism is a left frame-shaped slot, and the left side of the triangular prism is provided with a bayonet used for being inserted from left to right and then clamped and fixed on the left side; or a right frame-shaped slot, and a bayonet arranged on the right side for being inserted from right to left and then being clamped and fixed on the right side.
6. The utility model provides a many rotor frames of honeycomb formula array A type triangular prism part, characterized by:
for example, a triangular prism-shaped A-shaped triangular prism part can be arranged at the V-shaped joint where the two surfaces of the honeycomb unit are connected;
two side surfaces of the triangular prism are respectively coincided with or parallel to two V-shaped surfaces of the honeycomb unit, a third side surface and the first two side surfaces form an internal included angle of 30 degrees and are tangent to or do not intersect with the maximum inscribed circle of the honeycomb unit, a connecting and fixing device is arranged on the third side surface, two side edges of the third side surface are provided with vertical connecting and fixing devices, and the vertical connecting and fixing devices have connecting and fixing effects at least at two positions, namely the upper position, the middle position and the lower position;
the triangular prism has a hollow space for placing articles and reducing weight.
7. An a-type triangular prism part according to claim 6, wherein:
the connecting and fixing device on the side surface of the triangular prism is a left frame-shaped slot, and the left side of the triangular prism is provided with a bayonet used for being inserted from left to right and then clamped and fixed on the left side; or a right frame-shaped slot, and a bayonet arranged on the right side for being inserted from right to left and then being clamped and fixed on the right side.
8. The utility model provides a compound part of many rotor frames of honeycomb formula array which characterized by:
the composite part is an independent integral part formed by combining any number of the parts according to claims 1 to 7 and connecting the parts according to a honeycomb array framework without a connecting device, each external connector of the part is provided with a vertical fixed connecting device, and the vertical fixed connecting devices have connecting and fixing effects at least two positions, namely the upper position, the middle position and the lower position.
9. A cellular array multi-rotor part according to any one of claims 1 to 8, wherein:
the vertical connecting and fixing device comprises 1 or more plug-in devices, push-pull screens and interface fixing devices which are fixed by screws and combined randomly.
10. The cellular array multi-rotor part of claim 9, wherein:
the vertical connecting and fixing device on the side edge of the triangular prism comprises an inserting groove, wherein a bayonet is arranged in the inserting groove and is used for being transversely clamped and fixed after being vertically inserted;
the vertical connecting and fixing device connected with the vertical connecting and fixing device on the side edge of the triangular prism comprises an inserting strip, wherein the inserting strip is provided with a clamp which can stretch out and is used for transversely stretching out the clamp after being inserted, so that the clamping is fixed.
11. The cellular array multi-rotor component of any one of claims 1, 2, 3, 4, 5, 6, 7, 8, 10, wherein:
each surface of the part is provided with a reserved space for weight reduction, and the reserved space for weight reduction can be in a inclined-well-shaped reserved space for weight reduction design.
12. The cellular array multi-rotor part of claim 9, wherein:
each surface of the part is provided with a reserved space for weight reduction, and the reserved space for weight reduction can be in a inclined-well-shaped reserved space for weight reduction design.
13. A many rotor frames of honeycomb array, characterized by:
comprising a honeycomb array of any number of combinations of the parts of claims 1 to 12 connected together.
14. The cellular array multi-rotor airframe according to claim 13, wherein:
at least one of the six corners of each honeycomb unit is provided with a regular triangular prism structure.
15. The cellular array multi-rotor airframe according to claim 14, wherein:
the number of the regular triangular prism structures meets the rule that each honeycomb unit is matched with one honeycomb unit;
the positions of the regular triangular prism structures meet the rule that adjacent regular triangular prism structures are not directly connected on one surface of one honeycomb unit, and if the positions of the regular triangular prism structures cannot meet the rule, the rule is met when one regular triangular prism structure is omitted.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222619.6A CN112896486A (en) | 2019-12-03 | 2019-12-03 | Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part |
| CN202080006272.6A CN113165728A (en) | 2019-12-03 | 2020-11-23 | Honeycomb array multi-rotor composite part, rack and aircraft |
| PCT/CN2020/130943 WO2021109894A1 (en) | 2019-12-03 | 2020-11-23 | Honeycomb array multi-rotor composite part, rack and air vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911222619.6A CN112896486A (en) | 2019-12-03 | 2019-12-03 | Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112896486A true CN112896486A (en) | 2021-06-04 |
Family
ID=76104678
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911222619.6A Pending CN112896486A (en) | 2019-12-03 | 2019-12-03 | Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part |
| CN202080006272.6A Pending CN113165728A (en) | 2019-12-03 | 2020-11-23 | Honeycomb array multi-rotor composite part, rack and aircraft |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202080006272.6A Pending CN113165728A (en) | 2019-12-03 | 2020-11-23 | Honeycomb array multi-rotor composite part, rack and aircraft |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN112896486A (en) |
| WO (1) | WO2021109894A1 (en) |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1537578A (en) * | 1977-08-05 | 1978-12-29 | Ciba Geigy Ag | Light-weight structures |
| JPH0692142B2 (en) * | 1986-06-20 | 1994-11-16 | 昭和飛行機工業株式会社 | Honeycomb core |
| CN102556341B (en) * | 2011-12-05 | 2013-11-13 | 北京航空航天大学 | Group flying robot with distribution and self-assembly characteristics |
| CN204297047U (en) * | 2014-11-19 | 2015-04-29 | 中国航空工业集团公司西安飞机设计研究所 | A kind of interior trim flange bridging arrangement |
| CN104608923B (en) * | 2015-01-31 | 2016-05-11 | 中南大学 | A kind of honeycomb fashion six rotor transporter aircrafts |
| WO2016184528A1 (en) * | 2015-05-21 | 2016-11-24 | Econcore N.V. | Honeycomb core with hierarchical cellular structure |
| CN105383679A (en) * | 2015-11-26 | 2016-03-09 | 北京浩恒征途航空科技有限公司 | Multi-rotor aircraft and closed type frame thereof |
| CN206231612U (en) * | 2016-12-06 | 2017-06-09 | 中南大学 | A kind of cellular module and the honeycomb fashion multi-rotor aerocraft using the module |
| CN207890009U (en) * | 2017-12-25 | 2018-09-21 | 中航联创科技有限公司 | A kind of combined modular unmanned plane during flying device |
| US11059559B2 (en) * | 2018-03-05 | 2021-07-13 | General Electric Company | Acoustic liners with oblique cellular structures |
| CN108394242A (en) * | 2018-05-15 | 2018-08-14 | 西南交通大学 | A kind of air-ground amphibious modularization robot |
| CN109398704A (en) * | 2018-12-19 | 2019-03-01 | 向杰 | A kind of urgent transport flight equipment |
-
2019
- 2019-12-03 CN CN201911222619.6A patent/CN112896486A/en active Pending
-
2020
- 2020-11-23 CN CN202080006272.6A patent/CN113165728A/en active Pending
- 2020-11-23 WO PCT/CN2020/130943 patent/WO2021109894A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN113165728A (en) | 2021-07-23 |
| WO2021109894A1 (en) | 2021-06-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211281435U (en) | Parts of honeycomb type array multi-rotor-wing rack | |
| CN211499331U (en) | Detachable building curtain wall | |
| CN102231397A (en) | Outline frame of solar panel | |
| CN112896486A (en) | Honeycomb array multi-rotor-wing rack, surface type, V-shaped, three-fork type, regular triangular prism, A-shaped triangular prism and composite part | |
| CN209994340U (en) | Spliced photovoltaic module frame connecting structure and photovoltaic module | |
| CN104886933A (en) | Novel splicing assembly | |
| CN205063103U (en) | Partition wall | |
| CN204756406U (en) | Concatenation subassembly | |
| CN203504883U (en) | LED soft lamp panel | |
| CN210564177U (en) | Door with novel door frame | |
| CN203514574U (en) | Hexagonal unit curtain wall | |
| CN104422100A (en) | Door plate and air conditioner | |
| CN210074672U (en) | Network wiring deconcentrator | |
| CN214195025U (en) | Heat insulation board convenient to splice | |
| CN207974434U (en) | Wallboard clip assembly and wallboard | |
| CN218564388U (en) | Partition screen combined sealing structure | |
| CN215889097U (en) | Wallboard splicing structure | |
| CN210832369U (en) | Wet curtain wall | |
| CN214796589U (en) | LED display screen module | |
| CN220817405U (en) | Edge sealing structure of aluminum profile composite board | |
| CN210606418U (en) | Display screen | |
| CN211455097U (en) | Concatenation formula architectural design model | |
| CN210495183U (en) | Square frame construction that can assemble | |
| CN213897730U (en) | Combined type metal curtain wall | |
| CN220122113U (en) | Self-adhesive conductive film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210604 |