CN112389632A - Cylindrical gear transmission type flying patrol device folding mechanism - Google Patents
Cylindrical gear transmission type flying patrol device folding mechanism Download PDFInfo
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- CN112389632A CN112389632A CN202011230821.6A CN202011230821A CN112389632A CN 112389632 A CN112389632 A CN 112389632A CN 202011230821 A CN202011230821 A CN 202011230821A CN 112389632 A CN112389632 A CN 112389632A
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- gear
- folding mechanism
- paddle disk
- cylindrical gear
- transmission type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
- B64C3/54—Varying in area
- B64C3/546—Varying in area by foldable elements
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- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
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Abstract
The invention discloses a cylindrical gear transmission type cruise device folding mechanism which comprises an upper cover and a lower cover which are arranged up and down correspondingly, wherein a hollow upper paddle disk and a hollow lower paddle disk are coaxially arranged between the upper cover and the lower cover, two opposite sides outside the upper paddle disk and outside the lower paddle disk are respectively connected with an upper wing and a lower wing, and a cylindrical gear mechanism for driving the upper wing and the lower wing to synchronously unfold is jointly arranged in the upper paddle disk and the lower paddle disk. According to the cylindrical gear transmission type flying patrol device folding mechanism, the upper and lower staggered meshing gears arranged in the paddle disks are used for transmission, so that the coaxially arranged upper and lower paddle disks synchronously and reversely rotate, and the unfolding actions of wings on two sides are ensured to be synchronously carried out at any time; meanwhile, the internal structure is compact and the performance is reliable.
Description
Technical Field
The invention belongs to the technical field of flight inspection devices, and particularly relates to a cylindrical gear transmission type flight inspection device folding mechanism.
Background
Compared with a fixed wing or rotor wing unmanned aerial vehicle, the folding flying patrol device has the remarkable advantages of small size, convenience in carrying and the like, and is applied to the field of flying patrol at present. When the device is used, the device is thrown by using the launching unit of the weapon, can perform patrol flight in a target area, is a product of organically combining an unmanned aerial vehicle technology and an ammunition technology, and can realize single or multiple tasks such as reconnaissance and damage assessment, accurate striking, communication, relaying, target indication, air warning and the like.
Most of the traditional foldable flying patrol devices adopt torsional springs to directly drive wings to unfold, and when the flying patrol devices are separated from the launching unit, the wings lose constraint moments slightly differently, so that the unfolding process is asynchronous, and the initial flying speed and the attitude of the flying patrol devices are adversely affected.
Disclosure of Invention
The invention aims to provide a cylindrical gear transmission type flying patrol device folding mechanism, which solves the problem that the wing unfolding process of the existing folding flying patrol device is easy to be out of synchronization.
The technical scheme adopted by the invention is as follows: the utility model provides a cylindrical gear transmission type cruise apparatus folding mechanism, includes upper cover and the lower cover that corresponds the setting from top to bottom, is provided with hollow oar dish and oar dish down in the coaxial between upper cover and the lower cover, goes up the oar dish outside and oar dish down outside opposite both sides are connected with upper limb and lower wing respectively, go up oar dish and oar dish down and be provided with the cylindrical gear mechanism that drives upper limb and lower wing synchronous expansion jointly.
The present invention is also characterized in that,
annular internal tooth strips are arranged on the inner sides of the bottom ends of the upper paddle disk and the lower paddle disk.
The cylindrical gear mechanism comprises an upper gear and a lower gear which are meshed in a vertically staggered mode, the upper gear and the lower gear are connected between the upper cover and the lower cover through rotating shafts which coaxially penetrate through the upper gear and the lower gear, the outer side of the upper end of the upper gear is meshed with the inner rack of the upper paddle disk, and the outer side of the lower end of the lower gear is meshed with the inner rack of the lower paddle disk.
The diameters and the tooth numbers of the upper gear and the lower gear are consistent; the diameters and the tooth numbers of the inner racks of the upper paddle disk and the lower paddle disk are consistent.
An upper positioning ring is coaxially and slidably matched with the inner side of the upper paddle disc and positioned above the inner rack, a lower positioning ring is coaxially and slidably matched with the inner side of the lower paddle disc and positioned above the inner rack, screws jointly penetrate through the upper positioning ring and the lower positioning ring, two ends of each screw penetrate out of the upper cover and the lower cover respectively, and a nut is in threaded connection with one end of each screw.
One end of the rotating shaft of the upper gear or the lower gear is connected with a torsion spring or a steering engine.
The invention has the beneficial effects that: according to the cylindrical gear transmission type flying patrol device folding mechanism, the upper and lower staggered meshing gears arranged in the paddle disks are used for transmission, so that the coaxially arranged upper and lower paddle disks synchronously and reversely rotate, and the unfolding actions of wings on two sides are ensured to be synchronously carried out at any time; meanwhile, the internal structure is compact and the performance is reliable.
Drawings
Fig. 1 is a schematic structural diagram of a cylindrical gear transmission type flying patrol folding mechanism of the invention;
fig. 2 is a side view of a cylindrical gear transmission type flying patrol folding mechanism of the invention;
fig. 3 is a view of the cylindrical gear transmission type flying patrol folding mechanism in fig. 2 in the direction of a-a;
fig. 4 is an internal view of a cylindrical gear transmission type flying patrol folding mechanism of the present invention with an upper cover removed;
FIG. 5 is an inside view of a cylindrical gear driven flying patrol folding mechanism of the present invention with the upper cover, the upper paddle disk and the upper locating ring removed;
FIG. 6 is an internal view of the cylindrical gear transmission type flying patrol folding mechanism of the present invention with the lower cover, the lower paddle disc and the lower locating ring removed;
fig. 7 is an internal view of the cylindrical gear transmission type cruise apparatus folding mechanism of the invention with the lower cover, the upper paddle disk and the lower paddle disk removed.
In the figure, 1, an upper cover, 2, a lower cover, 3, an upper paddle disk, 4, a lower paddle disk, 5, an upper wing, 6, a lower wing, 7, an upper gear, 8, a lower gear, 9, an upper locating ring, 10, a lower locating ring and 11, a torsion spring are arranged.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention provides a cylindrical gear transmission type cruise device folding mechanism which comprises an upper cover 1 and a lower cover 2 which are arranged up and down correspondingly, wherein a hollow upper paddle disk 3 and a hollow lower paddle disk 4 are coaxially arranged between the upper cover 1 and the lower cover 2, annular inner racks are arranged on the inner side of the bottom end of the upper paddle disk 3 and the inner side of the bottom end of the lower paddle disk 4, the diameters and the tooth numbers of the inner racks of the upper paddle disk 3 and the lower paddle disk 4 are consistent, upper wings 5 and lower wings 6 are respectively connected to two opposite sides outside the upper paddle disk 3 and the lower paddle disk 4, and a cylindrical gear mechanism for driving the upper wings 5 and the lower wings 6 to synchronously unfold is jointly arranged in the upper paddle disk 3 and the lower paddle disk 4.
Cylindrical gear mechanism includes upper gear 7 and lower gear 8 of dislocation engagement from top to bottom, and the diameter and the number of teeth of upper gear 7 and lower gear 8 are unanimous, and upper gear 7 or lower gear 8's pivot one end is connected with torsional spring 11 or steering wheel, and upper gear 7 and lower gear 8 are all connected between upper cover 1 and lower cover 2 through the pivot of coaxial passing, go up the 7 upper end outside of gear and the meshing of the inner rack of last oar dish 3, and the lower extreme outside of lower gear 8 and the meshing of the inner rack of oar dish 4 down. An upper positioning ring 9 is coaxially and slidably matched above the inner rack on the inner side of the upper paddle disk 3, a lower positioning ring 10 is coaxially and slidably matched above the inner rack on the inner side of the lower paddle disk 4, a screw jointly penetrates through the upper positioning ring 9 and the lower positioning ring 10, two ends of the screw respectively penetrate out of the upper cover 1 and the lower cover 2, and a nut is in threaded connection with one end of the screw.
When the device works, a screw penetrates through the through holes (two small round holes as shown in figure 1) of the lower cover 2, the lower locating ring 10, the upper locating ring 9 and the upper cover 1 in sequence to be screwed with a nut. As shown in fig. 4, taking the fixed connection of the torsion spring 11 and the top end of the lower gear 8 as an example, the outer end of the torsion spring 11 is fixed on the upper positioning ring 9, the torsion spring 11 is connected with the lower gear 8 to provide a rotation moment for the lower gear, the gear at the lower half part of the lower gear 8 is engaged with the inner rack of the lower paddle disk 4 to transmit the power to the lower paddle disk 4, so that the lower paddle disk rotates around the lower positioning ring 10; the upper half part gear of the lower gear 8 is meshed with the lower half part gear of the upper gear 7, the upper half part gear of the upper gear 7 is meshed with the inner rack of the upper paddle disk 3, and the rotating torque of the torsion spring 11 is transmitted to the upper paddle disk 3 to rotate around the upper positioning ring 9; the diameter and the number of teeth of the lower gear 8 are consistent with those of the upper gear 7, and the diameter and the number of teeth of the inner racks of the lower paddle disk 4 and the upper paddle disk 3 are consistent, so that the rotation of the lower gear 8 is ensured, and the power and the rotating speed transmitted to the upper and lower paddle disks are synchronous at 1: 1.
Through the mode, the cylindrical gear transmission type folding mechanism of the flying patrol device is driven by the upper and lower staggered meshing gears arranged in the paddle discs, so that the upper and lower coaxially arranged paddle discs synchronously rotate in the opposite directions, and the unfolding action of wings on two sides is ensured to be synchronously carried out at any time; meanwhile, the internal structure is compact and the performance is reliable. When the steering engine is adopted to drive the wings to unfold, the controllability of unfolding action can be realized.
Claims (6)
1. The utility model provides a cylindrical gear transmission type cruise device folding mechanism, a serial communication port, including upper cover (1) and lower cover (2) that correspond the setting from top to bottom, coaxial be provided with hollow oar dish (3) and oar dish (4) down between upper cover (1) and lower cover (2), oar dish (3) outer and oar dish (4) outer relative both sides are connected with wing (5) and wing (6) down respectively, be provided with the cylindrical gear mechanism that drive wing (5) and wing (6) expand in step jointly in oar dish (3) and the oar dish (4) down.
2. A spur gear drive type cruise apparatus folding mechanism according to claim 1, characterized in that the inner sides of the bottom ends of the upper and lower paddle disks (3, 4) are provided with annular inner rack bars.
3. The cylindrical gear transmission type cruise device folding mechanism according to claim 2, characterized in that the cylindrical gear mechanism comprises an upper gear (7) and a lower gear (8) which are engaged in a vertically staggered manner, the upper gear (7) and the lower gear (8) are connected between the upper cover (1) and the lower cover (2) through rotating shafts which coaxially penetrate, the outer side of the upper end of the upper gear (7) is engaged with the inner rack of the upper paddle disk (3), and the outer side of the lower end of the lower gear (8) is engaged with the inner rack of the lower paddle disk (4).
4. A cylindrical gear transmission type flying patrol folding mechanism according to claim 3, wherein the diameters and the number of teeth of the upper gear (7) and the lower gear (8) are consistent; the diameters and the tooth numbers of the inner racks of the upper paddle disk (3) and the lower paddle disk (4) are consistent.
5. A cylindrical gear transmission type flying patrol folding mechanism according to claim 3, wherein an upper locating ring (9) is coaxially and slidably matched above an inner rack of the upper paddle disk (3), a lower locating ring (10) is coaxially and slidably matched above an inner rack of the lower paddle disk (4), a screw jointly penetrates through the upper locating ring (9) and the lower locating ring (10), two ends of the screw respectively penetrate out of the upper cover (1) and the lower cover (2), and a nut is connected to one end of the screw in a threaded manner.
6. A cylindrical gear transmission type flying patrol device folding mechanism according to claim 3, wherein one end of the rotating shaft of the upper gear (7) or the lower gear (8) is connected with a torsion spring (11) or a steering engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011230821.6A CN112389632A (en) | 2020-11-06 | 2020-11-06 | Cylindrical gear transmission type flying patrol device folding mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011230821.6A CN112389632A (en) | 2020-11-06 | 2020-11-06 | Cylindrical gear transmission type flying patrol device folding mechanism |
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| Publication Number | Publication Date |
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| CN112389632A true CN112389632A (en) | 2021-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011230821.6A Pending CN112389632A (en) | 2020-11-06 | 2020-11-06 | Cylindrical gear transmission type flying patrol device folding mechanism |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100264260A1 (en) * | 2009-04-17 | 2010-10-21 | Itt Manufacturing Enterprises, Inc. | Mechanism for folding, sweeping, and locking vehicle wings about a single pivot |
| CN107685848A (en) * | 2017-08-15 | 2018-02-13 | 浙江大学 | A kind of unmanned plane wing-folding device |
| CN107985551A (en) * | 2017-12-09 | 2018-05-04 | 佛山市神风航空科技有限公司 | A kind of wing that can be folded |
| CN208593489U (en) * | 2018-07-27 | 2019-03-12 | 中国工程物理研究院总体工程研究所 | Cartridge type emits unmanned plane wing-folding unfolding mechanism |
| CN110411287A (en) * | 2019-07-16 | 2019-11-05 | 西北工业大学 | A kind of spiral sunk type wing-folding unfolding mechanism |
| CN111486224A (en) * | 2020-05-27 | 2020-08-04 | 成都飞亚航空设备应用研究所有限公司 | Transmission mechanism of wing electric folding system |
| US20200269967A1 (en) * | 2017-03-23 | 2020-08-27 | Tsinghua University | Aircraft with super high aspect ratio based on self-unfolding folding wing technology |
-
2020
- 2020-11-06 CN CN202011230821.6A patent/CN112389632A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100264260A1 (en) * | 2009-04-17 | 2010-10-21 | Itt Manufacturing Enterprises, Inc. | Mechanism for folding, sweeping, and locking vehicle wings about a single pivot |
| US20200269967A1 (en) * | 2017-03-23 | 2020-08-27 | Tsinghua University | Aircraft with super high aspect ratio based on self-unfolding folding wing technology |
| CN107685848A (en) * | 2017-08-15 | 2018-02-13 | 浙江大学 | A kind of unmanned plane wing-folding device |
| CN107985551A (en) * | 2017-12-09 | 2018-05-04 | 佛山市神风航空科技有限公司 | A kind of wing that can be folded |
| CN208593489U (en) * | 2018-07-27 | 2019-03-12 | 中国工程物理研究院总体工程研究所 | Cartridge type emits unmanned plane wing-folding unfolding mechanism |
| CN110411287A (en) * | 2019-07-16 | 2019-11-05 | 西北工业大学 | A kind of spiral sunk type wing-folding unfolding mechanism |
| CN111486224A (en) * | 2020-05-27 | 2020-08-04 | 成都飞亚航空设备应用研究所有限公司 | Transmission mechanism of wing electric folding system |
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Application publication date: 20210223 |
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