CN108945478A - The parachute opener of unmanned plane - Google Patents
The parachute opener of unmanned plane Download PDFInfo
- Publication number
- CN108945478A CN108945478A CN201810921082.1A CN201810921082A CN108945478A CN 108945478 A CN108945478 A CN 108945478A CN 201810921082 A CN201810921082 A CN 201810921082A CN 108945478 A CN108945478 A CN 108945478A
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- Prior art keywords
- lid
- unmanned plane
- component
- umbrella
- parachute
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000009471 action Effects 0.000 claims description 6
- 230000005489 elastic deformation Effects 0.000 claims description 5
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000004064 recycling Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 206010000369 Accident Diseases 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037396 body weight Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D17/00—Parachutes
- B64D17/80—Parachutes in association with aircraft, e.g. for braking thereof
-
- 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
- B64C1/14—Windows; Doors; Hatch covers or access panels; Surrounding frame structures; Canopies; Windscreens accessories therefor, e.g. pressure sensors, water deflectors, hinges, seals, handles, latches, windscreen wipers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U70/00—Launching, take-off or landing arrangements
- B64U70/80—Vertical take-off or landing, e.g. using rockets
- B64U70/83—Vertical take-off or landing, e.g. using rockets using parachutes, balloons or the like
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Emergency Lowering Means (AREA)
- Toys (AREA)
Abstract
A kind of parachute opener of unmanned plane characterized by comprising umbrella cabin is located at unmanned plane internal body, and for accommodating parachute, the umbrella cabin is provided with opening in the bottom of unmanned plane body；Umbrella hatchcover, including the first lid and the second lid, when the umbrella hatchcover is closed, first lid and the second lid are bonded to each other to cover the opening, when the umbrella hatchcover is opened, first lid and the second lid are separated from each other and are unfolded respectively to opposite two sides；Locking mechanism, for controlling opening or closing for the umbrella hatchcover.The parachute opener of unmanned plane provided by the invention using down-throwing parachute-opening mode and uses opposite opened umbrella hatchcover, improves the safety of parachute opener, effectively increase the success rate of parachute-opening.
Description
Technical field
The present invention relates to the parachuting recycling fields of unmanned plane, and in particular to a kind of parachute opener of unmanned plane.
Background technique
Referred to as " unmanned plane ", the application field of unmanned plane is increasingly extensive in recent years, most of unmanned plane for UAV
It needs to guarantee that safety returns to ground and carries out the recycling of complete machine and airborne equipment after completing work.Currently used unmanned plane recycling
Mode has undercarriage running landing recycling, net collision recovery, parachuting recycling, air-cushion landing recycling etc..
For parachuting recycling mode, currently used unmanned plane Parachute Opening mode be generally divided into the parachute-opening of upthrow formula and
Down-throwing parachute-opening.Since parachute is placed in umbrella cabin, traditional down-throwing parachute-opening is because existing because metal hinge connection is not flexible, nothing
A possibility that factors such as man-machine flight attitude is unstable cause parachute-opening to fail；After umbrella hatchcover is opened simultaneously, because the reasons such as air-flow are deposited
In the risk of interference umbrella rope, it be easy to cause parachute and body to wind, aircraft accident occurs.
Summary of the invention
In view of the above-mentioned problems, the invention discloses a kind of unmanned planes in order to improve the reliability of unmanned plane parachute opener
Parachute opener characterized by comprising
Umbrella cabin is located at unmanned plane internal body, and for accommodating parachute, the umbrella cabin is arranged in the bottom of unmanned plane body
There is opening；
Umbrella hatchcover, including the first lid and the second lid, when the umbrella hatchcover is closed, first lid and the second lid
It is bonded to each other to cover the opening, when the umbrella hatchcover is opened, first lid and the second lid are separated from each other and distinguish
It is unfolded to opposite two sides；
Locking mechanism, for controlling opening or closing for the umbrella hatchcover.
In some embodiments, the umbrella hatchcover is a part of the covering of unmanned plane, and the locking mechanism is set to nothing
The inside of man-machine covering, when the umbrella hatchcover is closed, the umbrella hatchcover is smoothly connected with unmanned plane body.
In some embodiments, first lid and the second lid are respectively in the side of its expansion and the covering of unmanned plane
Between it is hinged by one or more pin shafts, be provided with torsional spring on the pin shaft,
When the umbrella hatchcover is closed, the torsional spring generates elastic deformation；The locking mechanism unlocks state to open
When the umbrella hatchcover, the torsional spring assists first lid or the second lid to be unfolded under the action of elastic force.
In some embodiments, the torsional spring is in relaxed state so that first lid or the second lid with it is corresponding
The skin-surface of unmanned plane formed and be greater than 90 degree of angle.
In some embodiments, first lid is segmentation structure, including the first component, second component and third portion
Part；When first lid is unfolded, between the first component and the second component, the second component and the third portion
Certain angle is respectively formed between part, to generate front face area in the direction of relative wind；
Second lid and first lid are symmetrical structure.
In some embodiments, between the first component and the second component, the second component and the third
It is hinged by one or more pin shafts between the third member and the covering of unmanned plane between component, on the pin shaft
It is provided with torsional spring；
When the umbrella hatchcover is closed, the torsional spring generates elastic deformation；The locking mechanism unlocks state to open
When the umbrella hatchcover, the torsional spring assists first lid to be unfolded under the action of elastic force, and make the first component with
Certain angle is respectively formed between the second component, between the second component and the third member；
Second lid and first lid are symmetrical structure.
In some embodiments, when the umbrella hatchcover is closed, pass through institute between the first component and the covering of unmanned plane
It states locking mechanism to be connected, to lock first lid；The lock mode of second lid is identical as first lid.
In some embodiments, the locking mechanism includes the first sticking department and the second sticking department, first sticking department
It is identical with the second sticking department structure, it is respectively used to lock one in first lid and the second lid.
Based on the above-mentioned technical proposal it is found that the present invention at least achieve it is following the utility model has the advantages that
The parachute opener of unmanned plane provided in the present invention, using down-throwing parachute-opening mode, parachute after umbrella hatchcover is opened
It can fall and open because of self gravity, eliminate drogue chute gun, penetrate the component that security risk easily occurs for umbrella bucket etc., improve parachute-opening dress
The safety set, and reduce the total weight of unmanned plane；Opposite opened umbrella hatchcover is used simultaneously, reduces umbrella hatchcover pair after parachute-opening
The coverage of umbrella cabin opening, more conducively parachute are smoothly detached from umbrella cabin, and reduce a possibility that parachute is wound with body, effectively
Improve the success rate of parachute-opening；In addition, umbrella hatchcover and unmanned plane body are inseparable, the reusable of parachute opener is increased
Property, and reduce use cost.
Detailed description of the invention
Fig. 1 is the schematic diagram of the parachute opener of the unmanned plane in the embodiment of the present invention；
Fig. 2 is schematic diagram of the parachute opener under umbrella hatchcover closed state in Fig. 1；
Fig. 3 a and Fig. 3 b are schematic diagram of the parachute opener under the non-fully open state of umbrella hatchcover in Fig. 1；
Fig. 4 is schematic diagram of the parachute opener after umbrella hatchcover fully opens in Fig. 1.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Clearly and completely describe.Obviously, described embodiment is a part of the embodiments of the present invention, instead of all the embodiments.
Based on described the embodiment of the present invention, those of ordinary skill in the art are obtained under the premise of being not necessarily to creative work
Every other embodiment, shall fall within the protection scope of the present invention.
Unless otherwise defined, the technical term or scientific term that the present invention uses should be tool in fields of the present invention
The ordinary meaning for thering is the personage of general technical ability to be understood.
Fig. 1 is the parachute opener of the unmanned plane of one embodiment of the present of invention, as shown in Figure 1, including umbrella cabin 5, umbrella hatchcover
With locking mechanism 3.Umbrella cabin 5 is located at unmanned plane internal body, and the bottom of unmanned plane body is provided with opening.Usually parachute
It is placed in umbrella cabin 5；When needing using parachute, parachute falls and is unfolded from umbrella cabin opening.Umbrella hatchcover is opposite opened umbrella
Hatchcover, including the first lid 4 and the second lid 6.Usually umbrella hatchcover is closed, and the first lid 4 and the second lid 6 are bonded to each other to cover
Lid umbrella cabin opening；When needing using parachute, umbrella hatchcover is opened, and the first lid 4 and the second lid 6 are separated from each other and respectively to phase
Anti- two sides expansion, allows parachute to fall and be unfolded by umbrella cabin opening.Locking mechanism 3 is for controlling umbrella hatchcover
It opens or closes.
The parachute opener of the unmanned plane provided in the embodiment of the present invention, using down-throwing parachute-opening mode, umbrella hatchcover is opened
Parachute can fall and open because of self gravity afterwards, eliminate drogue chute gun, penetrate the component that security risk easily occurs for umbrella bucket etc., promoted
The safety of parachute opener, and reduce the total weight of unmanned plane；Opposite opened umbrella hatchcover is used simultaneously, after reducing parachute-opening
The coverage that umbrella hatchcover is open to umbrella cabin, more conducively parachute are smoothly detached from umbrella cabin, and reduce parachute and body winding can
Energy property, effectively increases the success rate of parachute-opening.In addition, umbrella hatchcover and unmanned plane body are inseparable, parachute opener is increased
Reusability, and reduce use cost.
According to some embodiments, umbrella hatchcover is a part of the covering 1 of unmanned plane, and locking mechanism 3 is set to unmanned plane
The inside of covering 1, when umbrella hatchcover is closed, umbrella hatchcover is smoothly connected with unmanned plane body.Setting in this way, umbrella hatchcover and machine
The radian being smoothly connected is formd between body profile, can guarantee the aerodynamic characteristic of unmanned plane to greatest extent.
According to some embodiments, which further includes multiple articulated structures 2, further as shown in Fig. 2, the first lid
4 and second lid 6 it is hinged by one or more pin shafts 21 between the side of its expansion and the covering 1 of unmanned plane respectively.Example
Such as, to improve hinged stability, the number of pin shaft 21 used can be two between each lid and unmanned plane covering 1
It is a.
Further, it is provided with torsional spring on pin shaft 21, for example, torsional spring can be fixed in the detent slot at pin shaft 21.Umbrella
When hatchcover is closed, torsional spring generates elastic deformation；When locking mechanism 3 unlocks state to open umbrella hatchcover, torsional spring is in elastic force
Under the action of assist the first lid 4 or the second lid 6 to be unfolded.
Torsional spring at pin shaft 21 in a relaxed state when torsional spring arm between angle can be designed specifically according to specific fuselage shape
Angle number, it is preferable that 1 surface of covering of the first lid 4 or the second lid 6 and unmanned plane is formed when should ensure that torsional spring relaxed state
Angle greater than 90 degree.
The embodiment of the present invention by above-mentioned design so that the first lid 4 and 6 component of the second lid are complete under the effect of torsion spring
In upwarping shape when full open, reducing the coverage that umbrella hatchcover after parachute-opening is open to umbrella cabin, more conducively parachute is smoothly detached from umbrella cabin,
And a possibility that reducing parachute and body winding.
According to some embodiments, with further reference to Fig. 3 a and Fig. 3 b, the first lid 4 is segmentation structure, including first
Part 41, second component 42 and third member 43；When first lid 4 is unfolded, between the first component 41 and second component 42, second
It is respectively formed certain angle between part 42 and third member 43, to generate front face area in the direction of relative wind.
Second lid 6 and the first lid 4 are symmetrical structure, can similarly generate front face area.
For example, the first component 41, second component 42 and third member 43 can be triangle knot shown in Fig. 2 and Fig. 3 b
Structure, three collectively form the first lid 4 of rectangle.
Preferably, between the first component 41 and second component 42, pass through one between second component 42 and third member 43
Or multiple pin shafts 22 are hingedly；One or more pin shaft 21 is hinged between third member 43 and the covering 1 of unmanned plane.For example, being
Improve hinged stability, the number of pin shaft 22 used can be two between two hinged components.
Further, it is also equipped with torsional spring on pin shaft 22, for example, torsional spring can be fixed in the detent slot at pin shaft 22.
When umbrella hatchcover is opened, the torsional spring at pin shaft 22 makes under the action of elastic force between the first component 41 and second component 42, second
Above-mentioned angle is formed between component 42 and third member 43, to generate front face area in the direction of relative wind.
It also include the setting about pin shaft and torsional spring accordingly on second lid 6.
The embodiment of the present invention is by above-mentioned setting, as shown in Fig. 3 a, Fig. 3 b and Fig. 4, is never fully deployed in umbrella hatchcover
During being fully deployed, umbrella hatchcover can generate front face area in relative wind direction, unmanned plane awing air pair
Umbrella hatchcover can generate resistance, to promote the exhibition of 43 segmented of the first component 41, second component 42 and third member of the first lid 4
(the second lid 6 is similarly) is opened, just can guarantee the smooth unlatching of umbrella hatchcover in this way.
According to some embodiments, as shown in Fig. 2, when umbrella hatchcover is closed, only the covering 1 of the first component 41 and unmanned plane it
Between by locking mechanism 3 be connected, to lock the first lid 4；The lock mode of second lid 6 is identical as the first lid 4.It is preferred that
Ground, locking mechanism 3 include the first sticking department and the second sticking department, and the first sticking department and the second sticking department structure are identical, use respectively
One in the first lid 4 of locking and the second lid 6.Locking mechanism 3 can be electronic lock, can also be using other lockings
Mode.
The parachute opener of unmanned plane in the embodiment of the present invention is particularly suitable for application in supersonic speed unmanned plane.Supersonic speed without
It is man-machine to have the features such as low aspect ratio, smaller body volume, small body weight, high maneuverability energy.Because of these features, supersonic speed
Unmanned plane has stringent limitation to construction weight when structure is designed, and there is no structure surpluses to leave for needed for the sliding race landing such as undercarriage
Structure member, therefore can not be recycled using undercarriage running landing.Because of the above limitation, supersonic speed unmanned plane generally uses rocket
Boosting mode is taken off, and is generally recycled using the mode that parachuting is recycled.And existing parachuting way of recycling not enough safely may be used
It leans on, supersonic speed unmanned plane is expensive, once aircraft accident occurs, will cause biggish loss.Therefore, it is provided using the present invention
Unmanned plane parachute opener, be remarkably improved the safety of parachute opener, avoid the generation of accident.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in protection of the invention
Within the scope of.
Claims (8)
1. a kind of parachute opener of unmanned plane characterized by comprising
Umbrella cabin is located at unmanned plane internal body, and for accommodating parachute, the umbrella cabin is provided with out in the bottom of unmanned plane body
Mouthful；
Umbrella hatchcover, including the first lid and the second lid, when the umbrella hatchcover is closed, first lid and the second lid are mutual
Fitting is to cover the opening, and when the umbrella hatchcover is opened, first lid and the second lid are separated from each other and respectively to phase
Anti- two sides expansion；
Locking mechanism, for controlling opening or closing for the umbrella hatchcover.
2. parachute opener according to claim 1, which is characterized in that the umbrella hatchcover is one of the covering of unmanned plane
Point, the locking mechanism is set to the inside of the covering of unmanned plane, when the umbrella hatchcover is closed, the umbrella hatchcover and unmanned plane machine
Body is smoothly connected.
3. parachute opener according to claim 1, which is characterized in that first lid and the second lid are respectively in its exhibition
It is hinged by one or more pin shafts between the covering of the side and unmanned plane opened, it is provided with torsional spring on the pin shaft,
When the umbrella hatchcover is closed, the torsional spring generates elastic deformation；It is described to open that the locking mechanism unlocks state
When umbrella hatchcover, the torsional spring assists first lid or the second lid to be unfolded under the action of elastic force.
4. parachute opener according to claim 3, which is characterized in that the torsional spring is in relaxed state, so that described
One lid or the second lid form the angle greater than 90 degree with the skin-surface of corresponding unmanned plane.
5. parachute opener according to claim 1, which is characterized in that first lid is segmentation structure, including the
One component, second component and third member；When first lid is unfolded, between the first component and the second component,
It is respectively formed certain angle between the second component and the third member, to generate front face area in the direction of relative wind；
Second lid and first lid are symmetrical structure.
6. parachute opener according to claim 5, which is characterized in that between the first component and the second component,
Between the second component and the third member, pass through one or more between the third member and the covering of unmanned plane
Pin shaft is hinged, is provided with torsional spring on the pin shaft；
When the umbrella hatchcover is closed, the torsional spring generates elastic deformation；It is described to open that the locking mechanism unlocks state
When umbrella hatchcover, the torsional spring assists first lid to be unfolded under the action of elastic force, and make the first component with it is described
Certain angle is respectively formed between second component, between the second component and the third member；
Second lid and first lid are symmetrical structure.
7. parachute opener according to claim 5 or 6, which is characterized in that when the umbrella hatchcover is closed, the first component
It is connected between the covering of unmanned plane by the locking mechanism, to lock first lid；The locking of second lid
Mode is identical as first lid.
8. parachute opener according to claim 7, which is characterized in that the locking mechanism includes the first sticking department and second
Sticking department, first sticking department and the second sticking department structure are identical, are respectively used to lock first lid and the second lid
In one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921082.1A CN108945478B (en) | 2018-08-14 | 2018-08-14 | Unmanned aerial vehicle's umbrella opening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921082.1A CN108945478B (en) | 2018-08-14 | 2018-08-14 | Unmanned aerial vehicle's umbrella opening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108945478A true CN108945478A (en) | 2018-12-07 |
| CN108945478B CN108945478B (en) | 2023-09-12 |
Family
ID=64470301
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810921082.1A Active CN108945478B (en) | 2018-08-14 | 2018-08-14 | Unmanned aerial vehicle's umbrella opening device |
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| CN (1) | CN108945478B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455302A (en) * | 2018-12-10 | 2019-03-12 | 彩虹无人机科技有限公司 | A kind of Emergency recovery umbrella system suitable for medium-and-large-sized unmanned plane |
| CN109774955A (en) * | 2019-03-06 | 2019-05-21 | 成都飞机工业（集团）有限责任公司 | Drag parachute housing structure is buried in one kind is two-door |
| CN110379283A (en) * | 2019-08-09 | 2019-10-25 | 东莞市洛奇模型科技有限公司 | Big volume opposite opened water rocket parachute storehouse and this kind of water rocket |
| CN110779397A (en) * | 2019-11-19 | 2020-02-11 | 中国人民解放军陆军工程大学 | Large-caliber supersonic target projectile for testing or training |
| CN111717374A (en) * | 2020-05-22 | 2020-09-29 | 成都飞机工业（集团）有限责任公司 | Small and medium-sized unmanned aerial vehicle of gasbag landing formula can throw flap structure |
| CN113264193A (en) * | 2021-05-18 | 2021-08-17 | 沃飞长空科技(成都)有限公司 | Parachute assembly, structure and system for unmanned aerial vehicle and control method of parachute assembly, structure and system |
| CN114933008A (en) * | 2022-05-23 | 2022-08-23 | 成都飞机工业（集团）有限责任公司 | Embedded drag parachute cabin lifting structure and resetting method thereof |
| CN115071982A (en) * | 2022-07-06 | 2022-09-20 | 哈尔滨工业大学（深圳） | Multistage deployable parachute device based on task time sequence |
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| CN208731229U (en) * | 2018-08-14 | 2019-04-12 | 中国科学院工程热物理研究所 | The parachute opener of unmanned plane |
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| CN202609086U (en) * | 2012-05-03 | 2012-12-19 | 西安大地测绘工程有限责任公司 | Downwards-throwing popup type parachute opening device of unmanned plane |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109455302A (en) * | 2018-12-10 | 2019-03-12 | 彩虹无人机科技有限公司 | A kind of Emergency recovery umbrella system suitable for medium-and-large-sized unmanned plane |
| CN109455302B (en) * | 2018-12-10 | 2023-08-29 | 彩虹无人机科技有限公司 | Emergency recovery umbrella system suitable for medium-and-large-sized unmanned aerial vehicle |
| CN109774955A (en) * | 2019-03-06 | 2019-05-21 | 成都飞机工业（集团）有限责任公司 | Drag parachute housing structure is buried in one kind is two-door |
| CN109774955B (en) * | 2019-03-06 | 2022-01-25 | 成都飞机工业（集团）有限责任公司 | Double-door embedded resistance umbrella cabin structure |
| CN110379283A (en) * | 2019-08-09 | 2019-10-25 | 东莞市洛奇模型科技有限公司 | Big volume opposite opened water rocket parachute storehouse and this kind of water rocket |
| CN110779397A (en) * | 2019-11-19 | 2020-02-11 | 中国人民解放军陆军工程大学 | Large-caliber supersonic target projectile for testing or training |
| CN111717374A (en) * | 2020-05-22 | 2020-09-29 | 成都飞机工业（集团）有限责任公司 | Small and medium-sized unmanned aerial vehicle of gasbag landing formula can throw flap structure |
| CN113264193A (en) * | 2021-05-18 | 2021-08-17 | 沃飞长空科技(成都)有限公司 | Parachute assembly, structure and system for unmanned aerial vehicle and control method of parachute assembly, structure and system |
| CN114933008A (en) * | 2022-05-23 | 2022-08-23 | 成都飞机工业（集团）有限责任公司 | Embedded drag parachute cabin lifting structure and resetting method thereof |
| CN115071982A (en) * | 2022-07-06 | 2022-09-20 | 哈尔滨工业大学（深圳） | Multistage deployable parachute device based on task time sequence |
| CN115071982B (en) * | 2022-07-06 | 2024-10-18 | 哈尔滨工业大学（深圳） | Multistage deployable parachuting device based on task time sequence |
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| Publication number | Publication date |
|---|---|
| CN108945478B (en) | 2023-09-12 |
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