CN212074409U

CN212074409U - Plant protection unmanned aerial vehicle prevent falling mechanism

Info

Publication number: CN212074409U
Application number: CN202020313688.XU
Authority: CN
Inventors: 刘秋群
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-12-04
Anticipated expiration: 2030-03-13

Abstract

The utility model is suitable for a plant protection unmanned aerial vehicle technical field provides a plant protection unmanned aerial vehicle's anti-falling mechanism, because the utility model discloses a by the person in charge, buffer spring with the buffer unit that the supporting seat is constituteed, so can effectually reduce the load that unmanned aerial vehicle exerted to it when touchhing down; the auxiliary support rod and the buffer device are adopted, so that the stability of the unmanned aerial vehicle during landing can be greatly improved, and the phenomenon of dumping caused by rugged ground is avoided; because the eight medicament spray heads are linearly arranged on the auxiliary supporting rod in an array manner, the coverage and the efficiency in spraying can be ensured.

Description

Plant protection unmanned aerial vehicle prevent falling mechanism

Technical Field

The utility model belongs to the technical field of plant protection unmanned aerial vehicle, especially, relate to a plant protection unmanned aerial vehicle prevent falling mechanism.

Background

At the present stage, most plant protection operation of china is implemented by the manual work, nevertheless, also more and more people begin to use this a new science and technology product of unmanned aerial vehicle to carry out the plant protection operation, can reduce peasant's work load like this greatly, nevertheless, because unmanned aerial vehicle belongs to novel high technology product, it has higher operation degree of difficulty, under the condition of failing skilled control operation technique, easily leads to unexpected emergence. The operator often appears because of the phenomenon that the unmanned aerial vehicle that the control of speed is not in place or because the landing place of selection is rugged and uneven thereby leads to damages when operation unmanned aerial vehicle descends to under the condition that has carried the medicament, the fuselage is heavier, is difficult to control unmanned aerial vehicle's steady take off and land more.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plant protection unmanned aerial vehicle prevents falling mechanism aims at solving the problem of mentioning in the background art.

The utility model is realized in such a way, a falling-proof mechanism of plant protection unmanned aerial vehicle, which comprises a power device, a main body, a chemical box, a chemical tube and a chemical nozzle, wherein the power device is evenly distributed around the main body, the chemical box is fixed at the lower end of the main body, the chemical nozzle is connected with the chemical box through the chemical tube, and the falling-proof mechanism is characterized in that four undercarriage are evenly fixed at the lower part of the main body along the vertical direction along the annular direction, a support rod is arranged between the undercarriage and the rod-shaped part of the power device, a buffer device is arranged at one end of the undercarriage far away from the main body, the buffer device comprises a main tube, a buffer spring and a support seat, the buffer spring is arranged in a cylindrical cavity of the main tube along the vertical direction, the support seat is arranged at the lower end of the buffer spring along, two installation cross rods are symmetrically installed on two sides of the main body, auxiliary support rods are fixed on the installation cross rods, the buffer devices are installed at two ends of each auxiliary support rod along the horizontal direction, and four medicament sprayers are installed on each auxiliary support rod at equal intervals along the horizontal direction;

wherein, when unmanned aerial vehicle takes off and land, buffer can provide certain cushion effect for whole fuselage, and the auxiliary stay pole both can guarantee flight in-process unmanned aerial vehicle's horizontal flight also can guarantee that unmanned aerial vehicle does not appear toppling over because of the rugged ground when taking off and land.

Furthermore, the upper end of the main pipe is welded with the end, far away from the main body, of the undercarriage, and the auxiliary supporting rod is welded with the main pipe.

Furthermore, the landing gear, the mounting cross rod, the auxiliary supporting rod and the supporting rod are all made of high-strength light metal materials.

Furthermore, the auxiliary support rod is connected with the mounting cross rod in a bolt connection mode.

Furthermore, the two ends of the supporting rod are connected with the rod-shaped part of the power device and the landing gear in a welding mode.

Further, the buffer spring is a small cylindrical helical compression spring.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, the utility model adopts the buffer device composed of the main pipe, the buffer spring and the support seat, thereby effectively reducing the load applied to the unmanned aerial vehicle when the unmanned aerial vehicle lands; secondly, the auxiliary support rod and the buffer device are adopted, so that the stability of the unmanned aerial vehicle during landing can be greatly improved, and the phenomenon of dumping caused by rugged ground is avoided; and the eight medicament nozzles are linearly arranged on the auxiliary supporting rod in an array manner, so that the coverage and efficiency in spraying can be ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic structural view of the auxiliary support rod of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2 and 3, the utility model discloses a what realize like this, a plant protection unmanned aerial vehicle prevents falling mechanism, including power device 1, main part 2, medicament case 3, medicament pipe 8 and medicament shower nozzle 11, power device 1 evenly distributes around main part 2, medicament case 3 is fixed at the main part 2 lower extreme, medicament shower nozzle 11 with medicament case 3 passes through medicament pipe 8 and is connected, characterized in that, main part 2 evenly is fixed with four undercarriage 4 along the annular along vertical direction lower part, bracing piece 12 is installed between undercarriage 4 and the shaft-like part of power device 1, the one end of undercarriage 4 far away from main part 2 is installed buffer, buffer includes main pipe 7, buffer spring 5 and supporting seat 6, buffer spring 5 installs in the cylindrical cavity of main pipe 7 along vertical direction, the supporting seat 6 is installed at the lower end of the buffer spring 5 in the vertical direction, an installation cross rod 9 is installed between the two undercarriage 4, two installation cross rods 9 are symmetrically installed on two sides of the main body 2, an auxiliary supporting rod 10 is fixed on the installation cross rod 9, the buffer devices are installed at two ends of the auxiliary supporting rod 10 in the horizontal direction, and four medicament sprayers 11 are installed on each auxiliary supporting rod 10 in the horizontal direction at equal intervals; when the unmanned aerial vehicle takes off and lands, the buffer device can provide a certain buffer force for the whole body, and the auxiliary support rod 10 can ensure that the unmanned aerial vehicle not only horizontally flies in the flying process, but also does not topple over due to rugged ground when taking off and landing; the main pipe 7 and one end of the landing gear 4, which is far away from the main body 2, are connected in a welding mode, the auxiliary support rod 10 and the main pipe 7 are connected in a welding mode, and the firmness of the aircraft body is ensured through the welding connection mode; the undercarriage 4, the mounting cross rod 9, the auxiliary support rod 10 and the support rod 12 are all made of high-strength light metal materials, so that the strength of the airframe can be ensured, the weight of the airframe can be reduced as much as possible, and the idle work can be reduced; the auxiliary support rod 10 is connected with the mounting cross rod 9 through bolts, the fixing is firm through the bolts, and the operation is convenient when the parts are disassembled; the two ends of the support rod 12 are connected with the rod-shaped part of the power device 1 and the landing gear 4 in a welding mode, and the existence of the support rod 12 avoids the situation that the rod-shaped part of the power device 1 is broken due to overlarge impact when being grounded; the buffer spring 5 is a small cylindrical spiral compression spring, and can have a large buffer effect under the condition that the size of the machine type is small.

The device mainly solves the problem that the unmanned aerial vehicle body is damaged and passively lands, when the unmanned aerial vehicle lands, the ground exerts supporting force on the supporting seat 6, the supporting seat 6 is stressed to extrude the buffer spring 5, the buffer spring 5 slowly exerts force on the unmanned aerial vehicle body so as to achieve the buffering effect, when the landing place of the unmanned aerial vehicle is rugged and uneven, the supporting seat 6 is in different horizontal heights, the compression degrees of the buffer spring 5 by the supporting seat 6 in different heights are different, the unmanned aerial vehicle body is ensured to be in the horizontal state, the supporting rod 12 exerts supporting force on the rod-shaped structure of the power device 1, and the situation that the unmanned aerial vehicle is broken due to overlarge stress when the unmanned aerial vehicle lands is avoided; firstly, the utility model adopts the buffer device composed of the main pipe 7, the buffer spring 5 and the support seat 6, so that the load applied to the unmanned aerial vehicle when landing can be effectively reduced; secondly, as the auxiliary supporting rod 10 and the buffer device are adopted, the stability of the unmanned aerial vehicle during landing can be greatly improved, and the phenomenon of dumping caused by rugged ground is avoided; again, since a total of eight chemical nozzles 11 are installed in a linear array on the auxiliary supporting rod 10, coverage and efficiency in spraying can be ensured.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a plant protection unmanned aerial vehicle prevent falling mechanism, includes power device (1), main part (2), chemical tank (3), chemical tube (8) and chemical shower nozzle (11), power device (1) evenly distributed is in main part (2) all around, chemical tank (3) are fixed main part (2) lower extreme, chemical shower nozzle (11) with chemical tank (3) pass through chemical tube (8) are connected, its characterized in that, main part (2) are evenly fixed with four undercarriage (4) along the annular along vertical direction lower part, undercarriage (4) with bracing piece (12) are installed to the shaft-like part interval of power device (1), undercarriage (4) are kept away from the one end of main part (2) installs buffer, buffer includes person in charge (7), buffer spring (5) and supporting seat (6), the buffer spring (5) is installed in a cylindrical cavity of the main pipe (7) in the vertical direction, the supporting seats (6) are installed at the lower end of the buffer spring (5) in the vertical direction, the installation cross rods (9) are installed between the two landing gears (4), the installation cross rods (9) are two and symmetrically installed at two sides of the main body (2), auxiliary supporting rods (10) are fixed on the installation cross rods (9), the buffer devices are installed at two ends of each auxiliary supporting rod (10) in the horizontal direction, and four medicament sprayers (11) are installed on each auxiliary supporting rod (10) in the horizontal direction at equal intervals;

wherein, when unmanned aerial vehicle takes off and land, buffer can provide certain cushion effect for whole fuselage, and auxiliary stay pole (10) both can guarantee flight in-process unmanned aerial vehicle's horizontal flight also can guarantee that unmanned aerial vehicle does not appear toppling over because of the ground is rugged when taking off and land.

2. The plant protection unmanned aerial vehicle prevent falling mechanism of claim 1, characterized in that, the connected mode that main pipe (7) and undercarriage (4) keep away from main part (2) is the welding, the connected mode that auxiliary stay pole (10) and main pipe (7) are the welding.

3. The fall prevention mechanism of a plant protection unmanned aerial vehicle according to claim 1, wherein the landing gear (4), the mounting cross bar (9), the auxiliary support bar (10) and the support bar (12) are all made of high-strength light metal materials.

4. The anti-falling mechanism of the plant protection unmanned aerial vehicle according to claim 1, wherein the auxiliary support rod (10) is connected with the mounting cross rod (9) by bolts.

5. The mechanism of claim 1, wherein the two ends of the support rod (12) are connected to the shaft of the power device (1) and the landing gear (4) by welding.

6. The fall prevention mechanism of a plant protection unmanned aerial vehicle according to claim 1, wherein the buffer spring (5) is a small cylindrical helical compression spring.