CN107434041B - Multi-mount throwing device - Google Patents
Multi-mount throwing device Download PDFInfo
- Publication number
- CN107434041B CN107434041B CN201710672181.6A CN201710672181A CN107434041B CN 107434041 B CN107434041 B CN 107434041B CN 201710672181 A CN201710672181 A CN 201710672181A CN 107434041 B CN107434041 B CN 107434041B
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- China
- Prior art keywords
- fixing frame
- photoelectric switch
- motor
- gear set
- rotating shaft
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/08—Dropping, ejecting, or releasing articles the articles being load-carrying devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/02—Dropping, ejecting, or releasing articles
- B64D1/04—Dropping, ejecting, or releasing articles the articles being explosive, e.g. bombs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
Abstract
The invention provides a multi-mount throwing device which is arranged on a cradle head below a center panel of an unmanned aerial vehicle and comprises a shell, wherein a fixing mechanism fixedly connected with the cradle head is fixedly arranged in the shell, and a control mechanism and a movement mechanism are fixedly arranged in the fixing mechanism. According to the multi-mount throwing device, continuous meshing and separation of the plurality of incomplete gears and racks uniformly distributed in the circumferential range are controlled, so that the throwing of the plurality of weights mounted on the unmanned aerial vehicle is realized, the defect that the traditional throwing device can throw less weight or can be realized by taking off and landing for many times when the number of materials to be thrown is large is overcome, precious time is saved, and throwing efficiency is improved.
Description
Technical Field
The invention relates to a throwing device, in particular to a multi-mount throwing device for an unmanned aerial vehicle.
Background
With industrial progress and social development, unmanned aerial vehicles are increasingly widely applied, and throwing devices can be installed on the unmanned aerial vehicles to further mount different loads, such as fire extinguishing bombs, drinking water and other emergency materials, most of the throwing devices at present are mainly designed in a single mounting mode, the carrying capacity is small, multiple throwing cannot be realized, and in practical application, the throwing devices with large carrying capacity and multiple mounting support are found to be needed.
Disclosure of Invention
The invention aims to provide a multi-mount throwing device with large carrying capacity for an unmanned aerial vehicle.
The aim of the invention is achieved by the following technical scheme.
The multi-mount throwing device is arranged on a tripod head below a center panel of the unmanned aerial vehicle and comprises a shell, wherein a fixing mechanism fixedly connected with the tripod head is fixedly arranged in the shell, and a control mechanism and a movement mechanism are fixedly arranged in the fixing mechanism.
Preferably, the fixing mechanism comprises an upper fixing frame, a lower rear fixing frame, a lower front fixing frame, a left fixing frame and a right fixing frame; the upper fixing frame is fixedly connected with the shell, the upper ends of the left fixing frame and the right fixing frame are respectively fixedly arranged on the left side and the right side of the upper fixing frame, the front side of the lower end is respectively fixed on the left side and the right side of the lower front fixing frame, and the rear side of the lower end is respectively fixed on the left side and the right side of the lower rear fixing frame.
Preferably, the control mechanism comprises a motor mounted on the lower rear mount and a first and a second photoelectric switch mounted on the lower front mount.
Preferably, the lower rear fixing frame is also provided with a first gear set, and the motor is in transmission connection with the first gear set.
Preferably, the motion mechanism comprises a rotating shaft arranged on the lower front fixing frame, and a plurality of incomplete gears are arranged on the rotating shaft at intervals.
Preferably, a third gear set is further arranged on the rotating shaft, and the third gear set is in transmission connection with the first gear set through a second gear set.
Preferably, a through hole is formed in the lower front fixing frame, and a rack is installed in the through hole; the lower rear fixing frame is provided with a deep hole corresponding to the through hole, a spring is arranged in the deep hole, and the front end of the spring is correspondingly abutted to the rear end of the rack.
Preferably, the racks are in one-to-one and meshed connection with the incomplete gears.
Preferably, a bearing is respectively arranged on the left side and the right side of the lower front fixing frame, and two ends of the rotating shaft are correspondingly and fixedly arranged in the bearing.
Preferably, the rotating shaft is further provided with a first trigger pin corresponding to the first photoelectric switch and a second trigger pin corresponding to the second photoelectric switch; three bulges with adjacent intervals of 120 degrees are arranged on the first trigger needle, and one bulge is arranged on the second trigger needle; when the second trigger pin rotates to correspondingly scratch the second photoelectric switch, the second photoelectric switch sends out an electric signal to stop the motor, the motor is set to be at an initial position at the moment, the second photoelectric switch is closed at the same time, when a new signal is applied to the motor, the motor rotates, and when the first trigger pin rotates to correspondingly scratch the first photoelectric switch, the first photoelectric switch sends out an electric signal, the motor stops, and incomplete gears and racks which are uniformly distributed in the circumferential range are continuously meshed and separated.
The multi-mount throwing device provided by the invention is arranged on the cradle head of the center plate of the unmanned aerial vehicle, and realizes throwing of a plurality of weights mounted on the unmanned aerial vehicle by controlling continuous engagement and separation of a plurality of incomplete gears and racks uniformly distributed in a circumferential range, so that the defect that the traditional throwing device can throw less weight or can be realized by taking off and landing for many times when the number of materials to be thrown is large is overcome, precious time is saved, and throwing efficiency is improved.
Drawings
Fig. 1 is a schematic cross-sectional structure of a multi-mount throwing device of the present invention.
The figure identifies the description: the device comprises a shell 100, an upper fixing frame 101, a lower rear fixing frame 102, a lower front fixing frame 103, a left fixing frame 104, a right fixing frame 105, a motor 200, a first gear set 201, a second gear set 202, a rotating shaft 300, an incomplete gear 301, a spring 302, a third gear set 303, a first trigger pin 304, a second trigger pin 305, a bearing 306, a rack 400, a first photoelectric switch 401 and a second photoelectric switch 402.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Referring to fig. 1, fig. 1 is a schematic cross-sectional structure of a multi-mount throwing apparatus according to the present invention. The embodiment provides a multi-mount throwing device with large carrying capacity for an unmanned aerial vehicle, which is arranged on a holder of a center plate of the unmanned aerial vehicle and mainly comprises a shell 100 and a fixing mechanism fixedly arranged in the shell 100, wherein a control mechanism and a movement mechanism are fixedly arranged in the fixing mechanism.
The fixing mechanism comprises an upper fixing frame 101, a lower rear fixing frame 102, a lower front fixing frame 103, a left fixing frame 104 and a right fixing frame 105.
The upper fixing frame 101 is fixedly connected with the shell 100, and can be connected to a cradle head of the center plate through the upper fixing frame 101.
The upper ends of the left fixing frame 104 and the right fixing frame 105 are fixedly connected with the left side and the right side of the upper fixing frame 101 through screws respectively.
The front side parts of the lower ends of the left fixing frame 104 and the right fixing frame 105 are respectively fixedly connected with the left side and the right side of the lower front fixing frame 103 by screws.
The lower end rear side parts of the left fixing frame 104 and the right fixing frame 105 are fixedly connected with the left side and the right side of the lower rear fixing frame 102 through screws respectively.
The motion mechanism comprises a first gear set 201, a second gear set 202, a rotating shaft 300, an incomplete gear 301, a spring 302, a third gear set 303, a bearing 306 and a rack 400.
The first gear set 201 is mounted on the lower rear mount 102 and the spindle 300 is mounted on the lower front mount 103.
The left and right sides of the lower front fixing frame 103 are respectively provided with a bearing 306, and a rotating shaft 300 is fixedly arranged between the two bearings 306. The rotating shaft 300 is provided with a third gear set 303 and a plurality of incomplete gears 301 (preferably three in the embodiment), and the third gear set 303 is in transmission connection with the first gear set 201 through a second gear set 202; and a trigger pin is provided between the adjacent two incomplete gears 301.
A through hole is formed in the lower front fixing frame 103, a rack 400 is fixedly mounted in the through hole through a screw, a groove is formed below the through hole, and the screw is connected with the rack 400 through the groove.
A deep hole corresponding to the through hole is formed in the lower rear fixing frame 102, a spring 302 is arranged in the deep hole, and the front end of the spring 302 is correspondingly abutted against the rear end of the rack 400; and racks 400 are in one-to-one and meshed connection with the incomplete gears 301.
The control mechanism comprises a motor 200, a first trigger pin 304, a second trigger pin 305, a first photoelectric switch 401 and a second photoelectric switch 402. The motor 200 is mounted on the lower rear fixing frame 102 and is in transmission connection with the first gear set 201, the motor 200 works to drive the first gear set 201 to rotate, the first gear set 201 drives the second gear set 202 to rotate, the second gear set 202 drives the third gear set 303 to rotate, and finally the third gear set 303 drives the rotating shaft 300 to rotate.
The first trigger pin 304 and the second trigger pin 305 are respectively installed between two adjacent incomplete gears 301, and when the rotating shaft 300 rotates, the first trigger pin 304, the second trigger pin 305 and the incomplete gears 301 are correspondingly driven to rotate.
A first photoelectric switch 401 corresponding to the position of the first trigger pin 304 and a second photoelectric switch 402 corresponding to the position of the second trigger pin 305 are installed on the lower front fixing frame 103, and each of the first photoelectric switch 401 and the second photoelectric switch 402 is located between two adjacent racks 400.
Three adjacent protrusions with 120-degree intervals are arranged on the first trigger pin 304, when a new signal is applied to the motor 200, the motor 200 rotates, and when the first trigger pin 304 rotates to correspondingly scratch the first photoelectric switch 401, the first photoelectric switch 401 sends out an electric signal, and the motor 200 stops.
The second trigger pin 305 is provided with a protrusion, and when the second trigger pin 305 rotates to correspondingly scratch the second photoelectric switch 402, the second photoelectric switch 402 sends out an electric signal to stop the motor 200, and at the moment, the motor is set to be an initial position, and meanwhile, the second photoelectric switch 402 is closed.
In this embodiment, when the rotating shaft 300 rotates, the first trigger pin 304 and the second trigger pin 305 rotate along with the rotating shaft, and correspondingly rotate to pass through the first photoelectric switch 401 and the second photoelectric switch 402, so that the motor 200 stops rotating, and when a new signal is applied to the motor 200, the motor 200 correspondingly rotates, and the start and stop of the motor 200 can be realized through the trigger pins (this function can also be realized through using an encoder).
When the motor 200 rotates, the rotating shaft 300 is driven to rotate, and then the incomplete gear 301 installed on the rotating shaft 300 is driven to rotate, and as the rack 400 is meshed with the incomplete gear 301, the incomplete gear 301 drives the rack 400 to slide backwards, so that the spring 302 is compressed and contracted, and as the meshing of the incomplete gear 301 and the rack 400 is finished, the elastic force of the spring 302 forces the rack 400 to reset, and at the moment, the incomplete gear 301 and the rack 400 are continuously meshed and separated in a circumferential range, so that a plurality of heavy objects mounted on the unmanned aerial vehicle can be thrown for a plurality of times.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (1)
1. The multi-mount throwing device is arranged on a tripod head below a center panel of an unmanned aerial vehicle and comprises a shell (100), and is characterized in that a fixing mechanism fixedly connected with the tripod head is fixedly arranged in the shell (100), and a control mechanism and a movement mechanism are fixedly arranged in the fixing mechanism; the fixing mechanism comprises an upper fixing frame (101), a lower rear fixing frame (102), a lower front fixing frame (103), a left fixing frame (104) and a right fixing frame (105); the upper fixing frame (101) is fixedly connected with the shell (100), the upper ends of the left fixing frame (104) and the right fixing frame (105) are respectively fixedly arranged at the left side and the right side of the upper fixing frame (101), the front side of the lower end is respectively fixed at the left side and the right side of the lower front fixing frame (103), and the rear side of the lower end is respectively fixed at the left side and the right side of the lower rear fixing frame (102); the control mechanism comprises a motor (200) arranged on the lower rear fixing frame (102), and a first photoelectric switch (401) and a second photoelectric switch (402) arranged on the lower front fixing frame (103); a first gear set (201) is further arranged on the lower rear fixing frame (102), and the motor (200) is in transmission connection with the first gear set (201); the motion mechanism comprises a rotating shaft (300) arranged on the lower front fixing frame (103), and a plurality of incomplete gears (301) are arranged on the rotating shaft (300) at intervals; the rotating shaft (300) is also provided with a third gear set (303), and the third gear set (303) is in transmission connection with the first gear set (201) through a second gear set (202); a through hole is formed in the lower front fixing frame (103), and a rack (400) is arranged in the through hole; a deep hole corresponding to the through hole is formed in the lower rear fixing frame (102), a spring (302) is arranged in the deep hole, and the front end of the spring (302) is correspondingly abutted with the rear end of the rack (400); the racks (400) are in one-to-one correspondence and meshed connection with the incomplete gears (301); the left side and the right side of the upper front fixing frame (103) are respectively provided with a bearing (306), and the two ends of the rotating shaft (300) are correspondingly and fixedly arranged in the bearings (306); a first trigger needle (304) corresponding to the first photoelectric switch (401) and a second trigger needle (305) corresponding to the second photoelectric switch (402) are also arranged on the rotating shaft (300); three adjacent bulges with 120-degree intervals are arranged on the first trigger needle (304), and one bulge is arranged on the second trigger needle (305); when the second trigger pin (305) rotates to correspondingly scratch the second photoelectric switch (402), the second photoelectric switch (402) sends out an electric signal to stop the motor (200), the motor is set to an initial position at the moment, the second photoelectric switch (402) is closed at the same time, when a new signal is applied to the motor (200), the motor (200) rotates, and when the first trigger pin (304) rotates to correspondingly scratch the first photoelectric switch (401), the first photoelectric switch (401) sends out an electric signal, the motor (200) stops, and the incomplete gear (301) and the rack (400) which are uniformly distributed in the circumference range are continuously meshed and separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672181.6A CN107434041B (en) | 2017-08-08 | 2017-08-08 | Multi-mount throwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672181.6A CN107434041B (en) | 2017-08-08 | 2017-08-08 | Multi-mount throwing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107434041A CN107434041A (en) | 2017-12-05 |
| CN107434041B true CN107434041B (en) | 2023-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710672181.6A Active CN107434041B (en) | 2017-08-08 | 2017-08-08 | Multi-mount throwing device |
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| CN (1) | CN107434041B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987227A (en) * | 2017-12-30 | 2019-07-09 | 广州刀锋智能科技有限公司 | A kind of goods and materials jettison system based on unmanned plane |
| CN110239715A (en) * | 2019-06-11 | 2019-09-17 | 深圳市科比特航空科技有限公司 | A kind of throwing device and unmanned plane |
| CN111025984B (en) * | 2019-12-23 | 2021-02-26 | 中国科学院光电研究院 | Near space ball carries control device that jettisonings |
| CN113428365B (en) * | 2021-07-22 | 2023-04-07 | 成都浩孚科技有限公司 | Unmanned aerial vehicle firearms carry structure |
| CN116080904B (en) * | 2023-04-10 | 2023-06-09 | 成都理工大学 | Unmanned aerial vehicle carries continuous throwing device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB248776A (en) * | 1925-03-09 | 1927-05-12 | Robert Alkan | Apparatus for bombarding from aircraft |
| JP4037435B2 (en) * | 2006-04-28 | 2008-01-23 | 株式会社東芝 | Storage door opening device |
| JP6017215B2 (en) * | 2012-07-24 | 2016-10-26 | 三和シヤッター工業株式会社 | Fire shutter |
| CN104097773A (en) * | 2014-06-13 | 2014-10-15 | 芜湖特源鑫复合材料科技有限公司 | Multi-rotor-wing aircraft for dropping goods and materials |
| CN206050079U (en) * | 2016-07-01 | 2017-03-29 | 江西瑞斯科救援科技有限公司 | A kind of four road carry throwing devices |
| CN106114861A (en) * | 2016-08-22 | 2016-11-16 | 北京朗森基科技发展有限公司 | A kind of unmanned vehicle transports mechanism of jettisoninging |
| WO2018090325A1 (en) * | 2016-11-18 | 2018-05-24 | 深圳市大疆创新科技有限公司 | Survival item dropping device and unmanned aerial vehicle |
| CN106956776B (en) * | 2017-05-11 | 2023-07-14 | 昆山合朗航空科技有限公司 | Unmanned aerial vehicle jettisonings device and unmanned aerial vehicle |
| CN207157540U (en) * | 2017-08-08 | 2018-03-30 | 深圳市科卫泰实业发展有限公司 | A kind of more carry throwing devices |
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2017
- 2017-08-08 CN CN201710672181.6A patent/CN107434041B/en active Active
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| CN107434041A (en) | 2017-12-05 |
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