CN211711059U - Plant protection unmanned aerial vehicle is with descending foot rest - Google Patents
Plant protection unmanned aerial vehicle is with descending foot rest Download PDFInfo
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- CN211711059U CN211711059U CN201922010113.0U CN201922010113U CN211711059U CN 211711059 U CN211711059 U CN 211711059U CN 201922010113 U CN201922010113 U CN 201922010113U CN 211711059 U CN211711059 U CN 211711059U
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Abstract
The utility model provides a plant protection unmanned aerial vehicle is with descending foot rest includes: a plant protection unmanned aerial vehicle; the top of the driving device is arranged on one side of the bottom of the plant protection unmanned aerial vehicle, the driving device comprises an electric telescopic rod, the top of the electric telescopic rod is fixed on one side of the bottom of the plant protection unmanned aerial vehicle, the bottom of the electric telescopic rod is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a motor, and the outer surface of an output shaft of the motor is fixedly connected with a main gear; the balancing weight, the top of balancing weight is fixed in plant protection unmanned aerial vehicle's opposite side. The plant protection unmanned aerial vehicle is with descending foot rest. The utility model provides a landing foot rest for plant protection unmanned aerial vehicle is effectual carries out preliminary protection to plant protection unmanned aerial vehicle, increases frictional force through between the friction pad to reduce the impact force on ground gradually until disappearing, the shock attenuation is effectual, and overall structure is simple, and is with low costs, and fine protection plant protection unmanned aerial vehicle.
Description
Technical Field
The utility model relates to a descending foot rest field especially relates to a plant protection unmanned aerial vehicle is with descending foot rest.
Background
Plant protection unmanned aerial vehicle, also called unmanned vehicles, as the name implies is the unmanned aircraft who is used for agriculture and forestry plant protection operation, and this type unmanned aircraft comprises flight platform (fixed wing, helicopter, multiaxis aircraft), navigation flight control, spraying mechanism triplex, flies through ground remote control or navigation and controls, realizes spraying the operation, can spray medicament, seed, powder etc.. A remote-control agricultural small pesticide spraying airplane is small in size and strong in function, can load 8-10 kilograms of pesticides, and can spray pesticides at low altitude to complete one mu of land per minute. The spraying efficiency is 30 times of that of the traditional manual method. This aircraft adopts intelligence to control, and the operation hand passes through ground remote controller and GPS location and implements control to it, and the downdraft that its rotor produced helps increasing the penetrability of fog flow to the crop, and control effect is good, and remote control pesticide application has improved the security that the pesticide sprayed greatly simultaneously. And the agricultural plant diseases and insect pests can be monitored in real time by carrying a video device.
The descending foot rest for the plant protection unmanned aerial vehicle is used for supporting and assisting the plant protection unmanned aerial vehicle to descend, but present unmanned aerial vehicle's foot rest is mostly not through special and effectual buffering design, and unmanned aerial vehicle is when descending and ground contact surface, and unmanned aerial vehicle's fuselage can receive the impact force that comes from ground, can cause the damage to unmanned aerial vehicle in the past this long time, subtracts its life.
Therefore, it is necessary to provide a landing leg frame for a plant protection unmanned aerial vehicle to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a plant protection unmanned aerial vehicle is with descending foot rest has solved the problem that does not have the buffering design.
In order to solve the technical problem, the utility model provides a descending foot rest for plant protection unmanned aerial vehicle includes:
a plant protection unmanned aerial vehicle;
the top of the driving device is arranged on one side of the bottom of the plant protection unmanned aerial vehicle, the driving device comprises an electric telescopic rod, the electric telescopic rod is connected with an external power supply through a control switch, the top of the electric telescopic rod is fixed on one side of the bottom of the plant protection unmanned aerial vehicle, the bottom of the electric telescopic rod is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a motor, the motor is connected with the external power supply through the control switch, the motor is a servo motor and can rotate forward and backward as required, and a main gear is fixedly connected to the outer surface of an output shaft of the motor;
the top of the balancing weight is fixed to the other side of the plant protection unmanned aerial vehicle;
the top of the thread groove is fixed to the bottom of the plant protection unmanned aerial vehicle, a thread block is in threaded connection with the inside of the thread groove, a rotating handle is fixedly connected to the bottom of the thread block, a U-shaped frame is fixedly connected to the bottom of the rotating handle, a rotating rod is rotatably connected between two sides of the inner wall of the U-shaped frame, a connecting block is fixedly connected to the outer surface of the rotating rod, one end of the rotating rod penetrates through the U-shaped frame and extends to the right side of the U-shaped frame, and a driven gear is fixedly connected to the outer surface of one end of the rotating rod extending to the right side of the U-shaped frame;
the fixed frame, the top of fixed frame is fixed in the bottom of connecting block, sliding connection has the movable plate between the both sides of fixed frame inner wall, the both sides of movable plate all run through fixed frame and extend to the both sides of fixed frame, the opening with the movable plate looks adaptation is seted up to the both sides of fixed frame.
Two strutting arrangement, two strutting arrangement's top set up respectively in the both sides of movable plate, strutting arrangement includes the support frame, the top swing joint of support frame in one side of movable plate, the bottom of support frame is provided with the universal wheel, the support frame with be provided with buffering subassembly between the relative one side of fixed frame.
Preferably, both sides of the bottom of the fixed frame are provided with rubber buffer columns.
Preferably, the equal fixedly connected with fixed plate in both sides of fixed frame inner wall bottom, the both sides of movable plate bottom just are located two the equal fixedly connected with U type groove in top of fixed plate, two the both sides and two of fixed plate the both sides of U type inslot wall all are provided with the friction pad to the friction pad of fixed plate both sides pastes tightly with the friction pad of U type inslot wall both sides.
Preferably, the bottom of fixed frame inner wall just is located two one side that the fixed plate is relative is provided with first electro-magnet, the bottom of movable plate just is located two one side that U type groove is relative is provided with the second electro-magnet, the bottom of fixed frame inner wall just is located one side of first electro-magnet and is provided with the battery.
Preferably, the top fixedly connected with telescopic link of fixed frame inner wall, the top of movable plate with between the top of fixed frame inner wall and be located the surface of telescopic link is provided with damping spring.
Preferably, the top of fixed frame inner wall just is located the equal sliding connection in both sides of telescopic link has a sliding block, two the equal swing joint in one side that the sliding block is relative has a connecting rod, and the other end swing joint of connecting rod is in the top of movable plate.
Preferably, the top of fixed frame inner wall just is located two the equal fixedly connected with fixed block in one side that the sliding block departed from mutually, two the fixed block and two be provided with expanding spring between the relative one side of sliding block.
Compared with the prior art, the utility model provides a descending foot rest for plant protection unmanned aerial vehicle has following beneficial effect:
the utility model provides a plant protection unmanned aerial vehicle uses descending foot rest, when plant protection unmanned aerial vehicle descends, the universal wheel lands at first, ground has an impact force to unmanned aerial vehicle, make the universal wheel move upwards, the universal wheel drives the support frame swing, at this moment the buffering subassembly takes effect, exert a pulling force to the support frame, resume the original state with the support frame, carry out preliminary absorption to the impact force on ground and offset, effective carry out preliminary protection to plant protection unmanned aerial vehicle;
when the impact force on the ground is large, the movable plate moves upwards to enable the telescopic rod to contract, the impact force of the ground is absorbed and buffered by the damping spring, the movable plate moves upwards to extrude the connecting rod, the connecting rod moves towards two sides to extrude the sliding blocks, the two sliding blocks move towards the direction away from each other to extrude the telescopic spring, and the telescopic spring pushes the two sliding blocks to move towards the opposite direction due to the elastic force of the telescopic spring, so that the movable plate moves downwards;
when the movable plate downstream, the second electro-magnet is close to first electro-magnet, and second electro-magnet and first electro-magnet have an upwards to obtain the driving force because the principle that the same grade is repulsive mutually for the movable plate makes a round trip to be reciprocating motion, increases frictional force between the friction pad, thereby reduces the impact force on ground until disappearing gradually, and the shock attenuation is effectual, and overall structure is simple, and is with low costs, and fine protection unmanned aerial vehicle for plant protection.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a landing leg frame for a plant protection unmanned aerial vehicle according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the thread groove of FIG. 2;
fig. 4 is a schematic structural view of the fixing frame shown in fig. 1.
Reference numbers in the figures: 1. plant protection unmanned aerial vehicle, 2, drive arrangement, 201, electric telescopic handle, 202, the backup pad, 203, the motor, 204, the master gear, 3, the balancing weight, 4, the thread groove, 5, the thread piece, 6, the turning handle, 7, U type frame, 8, the dwang, 9, the connecting block, 10, from the gear, 11, fixed frame, 12, the movable plate, 13, strutting arrangement, 131, the support frame, 132, the universal wheel, 133, buffer module, 14, the rubber buffer post, 15, the fixed plate, 16, U type groove, 17, the friction pad, 18, first electro-magnet, 19, the second electro-magnet, 20, the battery, 21, the telescopic link, 22, damping spring, 23, 24, connecting rod, 25, the fixed block, 26, the expanding spring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a landing leg stand for a plant protection unmanned aerial vehicle according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is a schematic view of the thread groove of FIG. 2; fig. 4 is a schematic structural view of the fixing frame shown in fig. 1. The plant protection is descending foot rest for unmanned aerial vehicle includes:
a plant protection unmanned aerial vehicle 1;
the top of the driving device 2 is arranged on one side of the bottom of the plant protection unmanned aerial vehicle 1, the driving device 2 comprises an electric telescopic rod 201, the top of the electric telescopic rod 201 is fixed on one side of the bottom of the plant protection unmanned aerial vehicle 1, the bottom of the electric telescopic rod 201 is fixedly connected with a supporting plate 202, the top of the supporting plate 202 is fixedly connected with a motor 203, and the outer surface of an output shaft of the motor 203 is fixedly connected with a main gear 204;
the top of the balancing weight 3 is fixed to the other side of the plant protection unmanned aerial vehicle 1, and the balancing weight 3 is arranged to ensure that the plant protection unmanned aerial vehicle 1 is in a balanced state;
Two strutting arrangement 13, two strutting arrangement 13's top set up respectively in the both sides of moving plate 12, strutting arrangement 13 includes support frame 131, the top swing joint of support frame 131 in one side of moving plate 12, the bottom of support frame 131 is provided with universal wheel 132, support frame 131 with be provided with buffer assembly 133 between the relative one side of fixed frame 11.
The both sides of fixed frame 11 bottom all are provided with rubber cushion column 14, and rubber cushion column 14 can play the effect of protection when unmanned aerial vehicle descends.
The equal fixedly connected with fixed plate 15 in both sides of fixed frame 11 inner wall bottom, the both sides of movable plate 12 bottom just are located two the equal fixedly connected with U type groove 16 in top of fixed plate 15, two the both sides and two of fixed plate 15 the both sides of U type groove 16 inner wall all are provided with friction pad 17, have played the effect of buffering through the friction between friction pad 17.
The bottom of fixed frame 11 inner wall just is located two one side that the fixed plate 15 is relative is provided with first electro-magnet 18, the bottom of moving plate 12 just is located two one side that U type groove 16 is relative is provided with second electro-magnet 19, the bottom of fixed frame 11 inner wall just is located one side of first electro-magnet 18 and is provided with battery 20, and one side that first electro-magnet 18 and second electro-magnet 19 are relative is homopolar, according to the keeping away from that homopolar repulsion mutually, can start the cushioning effect, and first electro-magnet 18 and second electro-magnet 19 are connected with battery 20 electricity, and the setting up of battery provides the electric energy for first electro-magnet 18 and second electro-magnet 19.
The top fixedly connected with telescopic link 21 of fixed frame 11 inner wall, the top of movable plate 12 with between the top of fixed frame 11 inner wall and be located the surface of telescopic link 21 is provided with damping spring 22.
The top of fixed frame 11 inner wall just is located the equal sliding connection in both sides of telescopic link 21 has sliding block 23, two the equal swing joint in one side that sliding block 23 is relative has connecting rod 24.
The top of fixed frame 11 inner wall just is located two the equal fixedly connected with fixed block 25 in one side that sliding block 23 departed from mutually, two fixed block 25 and two be provided with expanding spring 26 between the relative one side of sliding block 23.
The utility model provides a plant protection is descending foot rest for unmanned aerial vehicle's theory of operation as follows:
when the plant protection unmanned aerial vehicle 1 lands, the universal wheel 132 lands at first, the ground has an impact force on the unmanned aerial vehicle, so that the universal wheel 132 moves upwards, the universal wheel 132 drives the support frame 131 to swing, the buffer component 133 acts at the moment, a tensile force is applied to the support frame 131, the support frame 131 is restored to the original state, and the impact force on the ground is preliminarily absorbed and offset;
when the impact force on the ground is large, the moving plate 12 moves upwards to enable the telescopic rod 21 to contract, at the moment, the shock absorption spring 22 absorbs and buffers the impact force on the ground, the moving plate 12 moves upwards to extrude the connecting rod 24, the connecting rod 24 moves towards two sides to extrude the sliding blocks 23, the two sliding blocks 23 move towards the opposite direction, the telescopic spring 26 is extruded, and the telescopic spring 26 pushes the two sliding blocks 23 to move towards the opposite direction due to the elastic force of the telescopic spring 26, so that the moving plate 12 moves downwards;
when the moving plate 12 moves downwards, the second electromagnet 19 is close to the first electromagnet 18, and due to the principle that the same poles repel each other, the second electromagnet 19 and the first electromagnet 18 have an upward driving force on the moving plate 12, so that the moving plate 12 reciprocates back and forth, and the friction force between the friction pads 17 is increased, so that the impact force on the ground is gradually reduced until the impact force disappears.
Compared with the prior art, the utility model provides a descending foot rest for plant protection unmanned aerial vehicle has following beneficial effect:
when the plant protection unmanned aerial vehicle 1 lands, the universal wheel 132 firstly lands, the ground has an impact force on the unmanned aerial vehicle, so that the universal wheel 132 moves upwards, the universal wheel 132 drives the support frame 131 to swing, the buffer component 133 acts at the moment, a tensile force is applied to the support frame 131, the support frame 131 is restored to the original state, the impact force on the ground is preliminarily absorbed and offset, and the plant protection unmanned aerial vehicle 1 is effectively preliminarily protected;
when the impact force on the ground is large, the moving plate 12 moves upwards to enable the telescopic rod 21 to contract, at the moment, the shock absorption spring 22 absorbs and buffers the impact force on the ground, the moving plate 12 moves upwards to extrude the connecting rod 24, the connecting rod 24 moves towards two sides to extrude the sliding blocks 23, the two sliding blocks 23 move towards the opposite direction, the telescopic spring 26 is extruded, and the telescopic spring 26 pushes the two sliding blocks 23 to move towards the opposite direction due to the elastic force of the telescopic spring 26, so that the moving plate 12 moves downwards;
when the movable plate 12 moves downwards, the second electromagnet 19 is close to the first electromagnet 18, and the second electromagnet 19 and the first electromagnet 18 have an upward driving force on the movable plate 12 due to the principle that the same poles repel each other, so that the movable plate 12 makes reciprocating motion back and forth, and friction force is increased between the friction pads 17, so that the impact force on the ground is gradually reduced until the impact force disappears, the damping effect is good, the whole structure is simple, the cost is low, and the plant protection unmanned aerial vehicle 1 is well protected.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a plant protection unmanned aerial vehicle is with descending foot rest which characterized in that includes:
a plant protection unmanned aerial vehicle;
the top of the driving device is arranged on one side of the bottom of the plant protection unmanned aerial vehicle, the driving device comprises an electric telescopic rod, the top of the electric telescopic rod is fixed on one side of the bottom of the plant protection unmanned aerial vehicle, the bottom of the electric telescopic rod is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with a motor, and the outer surface of an output shaft of the motor is fixedly connected with a main gear;
the top of the balancing weight is fixed to the other side of the plant protection unmanned aerial vehicle;
the top of the thread groove is fixed to the bottom of the plant protection unmanned aerial vehicle, a thread block is in threaded connection with the inside of the thread groove, a rotating handle is fixedly connected to the bottom of the thread block, a U-shaped frame is fixedly connected to the bottom of the rotating handle, a rotating rod is rotatably connected between two sides of the inner wall of the U-shaped frame, a connecting block is fixedly connected to the outer surface of the rotating rod, one end of the rotating rod penetrates through the U-shaped frame and extends to the right side of the U-shaped frame, and a driven gear is fixedly connected to the outer surface of one end of the rotating rod extending to the right side of the U-shaped frame;
the top of the fixed frame is fixed at the bottom of the connecting block, a moving plate is connected between two sides of the inner wall of the fixed frame in a sliding manner, and two sides of the moving plate penetrate through the fixed frame and extend to two sides of the fixed frame;
two strutting arrangement, two strutting arrangement's top set up respectively in the both sides of movable plate, strutting arrangement includes the support frame, the top swing joint of support frame in one side of movable plate, the bottom of support frame is provided with the universal wheel, the support frame with be provided with buffering subassembly between the relative one side of fixed frame.
2. A landing leg frame for a plant protection unmanned aerial vehicle according to claim 1, wherein rubber buffer posts are provided on both sides of the bottom of the fixed frame.
3. A landing foot stool for a plant protection unmanned aerial vehicle according to claim 1, wherein the fixed plates are fixedly connected to both sides of the bottom of the fixed frame inner wall, the U-shaped grooves are fixedly connected to both sides of the bottom of the moving plate and located at the tops of the two fixed plates, and friction pads are arranged on both sides of the two fixed plates and both sides of the two U-shaped groove inner walls.
4. A landing leg frame for a plant protection unmanned aerial vehicle according to claim 3, wherein the bottom of the inner wall of the fixed frame and the side opposite to the two fixed plates are provided with first electromagnets, the bottom of the moving plate and the side opposite to the two U-shaped grooves are provided with second electromagnets, and the bottom of the inner wall of the fixed frame and the side opposite to the first electromagnets are provided with storage batteries.
5. The landing leg frame for the plant protection unmanned aerial vehicle of claim 1, wherein a telescopic rod is fixedly connected to the top of the inner wall of the fixed frame, and a damping spring is disposed between the top of the moving plate and the top of the inner wall of the fixed frame and on the outer surface of the telescopic rod.
6. The descending foot stool for the plant protection unmanned aerial vehicle according to claim 5, wherein sliding blocks are slidably connected to the top of the inner wall of the fixing frame and located on two sides of the telescopic rod, and connecting rods are movably connected to two opposite sides of the sliding blocks.
7. A landing leg frame for a plant protection unmanned aerial vehicle according to claim 6, wherein the top of the inner wall of the fixing frame and the side of the two sliding blocks away from each other are both fixedly connected with fixing blocks, and a telescopic spring is arranged between the two fixing blocks and the side of the two sliding blocks opposite to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922010113.0U CN211711059U (en) | 2019-11-20 | 2019-11-20 | Plant protection unmanned aerial vehicle is with descending foot rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922010113.0U CN211711059U (en) | 2019-11-20 | 2019-11-20 | Plant protection unmanned aerial vehicle is with descending foot rest |
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| CN211711059U true CN211711059U (en) | 2020-10-20 |
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| CN201922010113.0U Active CN211711059U (en) | 2019-11-20 | 2019-11-20 | Plant protection unmanned aerial vehicle is with descending foot rest |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112389652A (en) * | 2020-11-20 | 2021-02-23 | 贵州师范大学 | Land use changes shoots and uses unmanned aerial vehicle with picture transmission function |
-
2019
- 2019-11-20 CN CN201922010113.0U patent/CN211711059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112389652A (en) * | 2020-11-20 | 2021-02-23 | 贵州师范大学 | Land use changes shoots and uses unmanned aerial vehicle with picture transmission function |
| CN112389652B (en) * | 2020-11-20 | 2022-08-23 | 贵州师范大学 | Land use changes shoots and uses unmanned aerial vehicle with picture transmission function |
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| TR01 | Transfer of patent right |
Effective date of registration: 20201214 Address after: Room 201, building a, No.1 Qianwan 1st Road, Shenzhen Hong Kong cooperation zone, Qianhai, Shenzhen, Guangdong 518066 Patentee after: Yuanmu (Shenzhen) Holding Group Co.,Ltd. Address before: East partition of 1st and 2nd floor, building 173, Langkou 1st Road, Langkou community, Dalang street, Longhua District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Jiejia Aviation Technology Co.,Ltd. |
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Address after: 518110 jinbolong industrial factory, No.1 Huayun Road, Yucui community, Longhua street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Yuanmu (Shenzhen) Holding Group Co.,Ltd. Address before: Room 201, building a, No.1 Qianwan 1st Road, Shenzhen Hong Kong cooperation zone, Qianhai, Shenzhen, Guangdong 518066 Patentee before: Yuanmu (Shenzhen) Holding Group Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |