CN208165291U - A kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting - Google Patents

Abstract

A multi-purpose double-deck unmanned aerial vehicle fuselage transportation bracket, which relates to the field of unmanned aerial vehicle fuselage transportation structures; includes a lower frame assembly, an upper frame assembly, 2 lifting assemblies, 2 manual hydraulic pump sets, shock absorbing springs and Swivel casters; among them, the lower frame assembly is placed horizontally at the bottom of the transport bracket; the swivel casters are fixedly installed on the lower surface of the lower frame assembly; 2 lifting assemblies are fixedly installed on the upper surface of the lower frame assembly; 2 manual hydraulic pump sets Both are fixedly installed on the upper surface of the lower frame assembly; the upper frame assembly is fixedly installed horizontally on the inner side of the lower frame assembly; the shock absorbing spring is fixedly installed between the lower frame assembly and the upper frame assembly; the two lifting assemblies are realized to pass through the upper frame assembly vertically Up and down movement; the utility model does not need to use cranes and other equipment, and has low requirements on the loading and unloading site. condition.

Description

A multi-purpose double-layer UAV fuselage transport bracket

technical field

The utility model relates to the field of an unmanned aerial vehicle fuselage transport structure, in particular to a multi-purpose double-layer unmanned aerial vehicle fuselage transport bracket.

Background technique

During the transportation of a certain type of UAV, components such as the fuselage and wings of the UAV need to be transported separately. For large-scale UAVs, when the UAV is not equipped with landing gear, it is supported and consigned. , Adjust the height of the drone to the ground when using the radio altimeter. At present, the domestic research on UAV transportation and aircraft height adjustment is mainly to lift the fuselage to the fixed bracket by crane for fixed transportation. The aircraft height adjustment is realized by special jacking equipment, which cannot fix and transport the fuselage. Traditional The fuselage transportation device has a single function, high cost, low efficiency, and potential safety hazards, and cannot adjust the height and attitude of the aircraft.

Utility model content

The purpose of this utility model is to overcome the above-mentioned deficiencies of the prior art, and provide a multi-purpose double-deck unmanned aerial vehicle fuselage transport bracket, which does not require the use of cranes and other equipment, has low requirements on the loading and unloading site, and the bracket supports stable, multi-purpose, It is easy to move and has a strong load-bearing capacity, which saves manpower and time, and can adapt to various specifications of drones and transportation conditions.

The above-mentioned purpose of the utility model is achieved through the following technical solutions:

A multi-purpose double-layer UAV fuselage transport bracket, including a lower frame assembly, an upper frame assembly, 2 lifting assemblies, 2 manual hydraulic pump sets, shock-absorbing springs and universal casters; wherein, the lower frame assembly is horizontal Placed on the bottom of the transport bracket; the universal casters are fixedly installed on the lower surface of the lower frame assembly; both lifting assemblies are fixedly installed on the upper surface of the lower frame assembly; two manual hydraulic pumps are fixedly installed on the upper surface of the lower frame assembly; The upper frame assembly is horizontally and fixedly installed on the inside of the lower frame assembly; the shock absorbing spring is fixedly installed between the lower frame assembly and the upper frame assembly; both lifting assemblies pass through the upper frame assembly to move vertically up and down.

In the above-mentioned multi-purpose double-deck UAV fuselage transport bracket, the lower frame assembly is a rectangular frame structure; the lower frame assembly includes a lower frame longitudinal beam and a lower frame cross beam; The lower frame beams are vertically fixed and installed between the lower frame longitudinal beams; the direction of the lower frame longitudinal beams is the axial direction of the lower frame assembly; the axial end of the lower frame longitudinal beams is the horizontal end formed by closing with the lower frame beams; The other axial end of the longitudinal beam of the lower frame is an open end bifurcated inside the axial direction; the axial length of the lower frame assembly is L; the axial length of the open end is The opening angle is 10°-20°.

In the above-mentioned multi-purpose double-deck UAV fuselage transport bracket, the upper frame assembly is a rectangular frame structure; the upper frame assembly includes an upper frame longitudinal beam and an upper frame beam; the upper frame longitudinal beam is located on the upper frame assembly The two sides of the upper frame beam are vertically fixed and installed between the upper frame longitudinal beams; one axial end of the upper frame longitudinal beam is a horizontal end formed by closing with the upper frame beam; the other axial end of the upper frame longitudinal beam is an axial The open end of the inner bifurcation; the axial length of the open end is The opening angle is 10°-20°.

In the above-mentioned multi-purpose double-deck UAV fuselage transport bracket, two of the lifting components are respectively installed at the axial ends of the lower frame component; one of the lifting components is fixedly installed at a distance from the horizontal end of the lower frame component position; another lift assembly is fixedly installed at a distance from the open end of the lower frame assembly Location.

In the above-mentioned multi-purpose double-deck unmanned aerial vehicle fuselage transport bracket, the two manual hydraulic pump groups are respectively fixed and installed on the axial outside of the two lifting components along the axial direction of the lower frame assembly; the manual hydraulic pump group and The spacing of the lifting components is

In the above-mentioned multi-purpose double-deck UAV fuselage transport bracket, the lifting assembly includes a lower support frame, a distance shaft, a moving shaft, a swash plate, a hydraulic cylinder, a piston rod, a roller, a support beam, an upper Support frame, support plate, lug plate and drive shaft; among them, the lower support frame is a rectangular hollow box structure; the distance shaft is fixedly installed on one of the inner sides of the lower support frame; the moving shaft and the distance shaft are symmetrically fixed and installed on the bottom The other inner side of the support frame; the rollers are symmetrically fixed and fixed at both ends of the moving shaft in the axial direction, so as to realize the horizontal movement of the moving shaft inside the lower support frame; 2 crossing slanting plates form a slanting plate group; the two sloping plate groups are symmetrical Place and form the first pair of swash plate groups; the axial ends of the moving shaft and the fixed distance shaft are symmetrical and vertically fixedly connected to the first pair of swash plate groups; the hydraulic cylinder is fixedly installed between the intersection points of the first pair of swash plate groups; the piston One end of the rod is fixedly connected with the hydraulic cylinder body; the ear plate is installed on the other end of the piston rod through the rotating pair; the drive shaft is connected with the ear plate through the rotating pair; the top of the first pair of inclined plate groups is symmetrically fixed and fixed to the second pair of inclined plate groups ; The axial ends of the drive shaft are horizontally connected to the inner walls of the second pair of slanted plates; the upper support frame is fixedly installed on the top of the second pair of slanted plate groups; the support beam is fixedly installed on the upper surface of the upper support frame; The plate is fixedly mounted on the upper surface of the support beam.

In the above-mentioned multi-purpose double-deck UAV fuselage transport bracket, the manual hydraulic pump set includes an oil pump tank, a pressure relief valve, an oil pipe, an oil pump telescopic rod and a handle; wherein, the oil pump tank is a hollow cubic structure; the oil pump The oil tank is filled with hydraulic oil; the pressure relief valve is set on the side wall of the oil pump oil tank; one end of the oil pipe is fixedly installed on the axial end of the oil pump oil tank; the other end of the oil pipe is connected with the hydraulic cylinder; the handle is fixedly installed on the top of the oil pump oil tank ; and the handle is connected to the fuel tank of the oil pump through the telescopic rod of the oil pump.

In the above-mentioned multi-purpose double-layer UAV fuselage transport bracket, the movement process of the fuselage bracket is:

By repeatedly squeezing the handle, the telescopic movement of the oil pump telescopic rod is driven; the hydraulic oil inside the oil pump tank is transmitted to the hydraulic cylinder; the piston rod is pushed to extend outward along the axial direction; the driving shaft drives the moving shaft to be horizontally oriented in the lower support frame Close to the axis; drive the two pairs of inclined plate groups to rotate around the intersection point to realize the vertical upward movement of the supporting pallet;

By screwing the pressure relief valve to release the pressure of the hydraulic cylinder body, the piston rod shrinks and moves in the axial direction; realizing the vertical downward movement driven by the supporting plate.

Compared with the prior art, the utility model has the following advantages:

(1) The utility model adopts a double-layer design with high structural strength and stable support. It is not only suitable for the transportation of small drones, but also suitable for the transportation of large drones, and has wide applicability;

(2) The utility model integrates the height adjustment, pitch attitude adjustment and fuselage transportation of the UAV, which is multi-purpose, low in cost and high in cost-effectiveness;

(3) The utility model adopts a manual hydraulic pump to realize height adjustment and attitude adjustment of the drone, which is easy to use, easy to operate, and easy to replace.

Description of drawings

Fig. 1 is the structural representation of the transport bracket of the UAV fuselage of the utility model;

Fig. 2 is a structural schematic diagram of the frame assembly under the bracket of the utility model;

Fig. 3 is a structural schematic diagram of the frame assembly on the bracket of the present invention;

Fig. 4 is a structural schematic diagram of the lifting assembly of the present invention;

Fig. 5 is a structural schematic diagram of the utility model manual hydraulic pump;

Fig. 6 is a schematic diagram of the supporting state of the transport bracket of the UAV fuselage of the present invention.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

As shown in Figure 1, it is a schematic structural diagram of the UAV fuselage transportation bracket. It can be seen from the figure that a multi-purpose double-layer UAV fuselage transportation bracket includes a lower frame assembly 1, an upper frame assembly 2, and 2 Lifting assembly 3, two manual hydraulic pump sets 4, shock absorbing spring 5 and universal casters 6; wherein, the lower frame assembly 1 is horizontally placed on the bottom of the transport bracket; the universal casters 6 are fixedly installed on the lower surface of the lower frame assembly 1 ; 2 lift assemblies 3 are fixedly installed on the upper surface of the lower frame assembly 1; 2 manual hydraulic pump groups 4 are fixedly installed on the upper surface of the lower frame assembly 1; the upper frame assembly 2 is fixed horizontally on the inner side of the lower frame assembly 1; The vibration spring 5 is fixedly installed between the lower frame assembly 1 and the upper frame assembly 2, which can effectively reduce the impact load on the upper support frame 2; the two lifting assemblies 3 can pass through the upper frame assembly 2 and move vertically up and down. The transport bracket adopts a two-layer frame structure design, which has high structural strength and can adapt to the loading of large UAV fuselages.

As shown in Figure 2, it is a schematic structural diagram of the lower frame assembly of the bracket. It can be seen from the figure that the lower frame assembly 1 is a rectangular frame structure; the lower frame assembly 1 includes a lower frame longitudinal beam 11 and a lower frame crossbeam 12; Both sides of the frame assembly 1; the lower frame beam 12 is vertically fixedly installed between the lower frame longitudinal beams 11; the direction of the lower frame longitudinal beam 11 is the axial direction of the lower frame assembly 1; the axial end of the lower frame longitudinal beam 11 is The horizontal end formed by the closed frame beam 12; the other axial end of the lower frame longitudinal beam 11 is an axially inner bifurcated open end for the front landing gear to pass through; the axial length of the lower frame assembly 1 is L; the open end axially length is The opening angle is 10°-20°.

As shown in Figure 3, it is a structural schematic diagram of the upper frame assembly of the exposed bracket. As can be seen from the figure, the upper frame assembly 2 is a rectangular frame structure; the upper frame assembly 2 includes an upper frame longitudinal beam 21 and an upper frame beam 22; the upper frame longitudinal beam 21 is located at Both sides of the upper frame assembly 2; the upper frame beam 22 is vertically fixedly installed between the upper frame longitudinal beams 21; the axial end of the upper frame longitudinal beam 21 is a horizontal end formed by closing the upper frame beam 22; the upper frame longitudinal beam The other axial end of 21 is the open end of axial internal bifurcation; the axial length of the open end is The opening angle is 10°-20°.

Two lifting assemblies 3 are respectively installed on the axial ends of the lower frame assembly 1; one of the lifting assemblies 3 is fixedly installed at the horizontal end of the lower frame assembly 1 position; another lift assembly 3 is fixedly installed at a distance from the open end of the lower frame assembly 1 Location. Two manual hydraulic pump sets 4 are respectively fixed and installed on the axial outside of the two lifting components 3 along the axial direction of the lower frame component 1; the distance between the manual hydraulic pump set 4 and the lifting component 3 is

As shown in Figure 4, it is a structural schematic diagram of the lifting assembly. As can be seen from the figure, the lifting assembly 3 includes a lower support frame 301, a distance shaft 302, a moving shaft 303, a swash plate 304, a hydraulic cylinder block 305, a piston rod 306, a roller 307, a support Beam 308, upper support frame 309, support plate 310, lug plate 311 and drive shaft 312; wherein, the lower support frame 301 is a rectangular hollow frame structure; the distance shaft 302 is fixedly installed on one of the inner sides of the lower support frame 301 The moving shaft 303 and the distance shaft 302 are symmetrically and fixedly installed on the other inner side of the lower support frame 301; the rollers 307 are symmetrically fixedly installed on the axial ends of the moving shaft 303, so that the moving shaft 303 moves horizontally inside the lower supporting frame 301; Two intersecting slant plates 304 form a slant plate group; the two slant plate groups are symmetrically placed to form the first pair of slant plate groups; the axial ends of the moving shaft 303 and the distance shaft 302 are symmetrically vertically fixedly connected to the first pair of slanting plate groups. plate group; the hydraulic cylinder block 305 is fixedly installed between the intersection points of the first pair of inclined plate groups; one end of the piston rod 306 is fixedly connected with the hydraulic cylinder block 305; the lug plate 311 is installed on the other end of the piston rod 306 through a rotating pair; The shaft 312 is connected to the lug plate 311 through a rotating pair; the top of the first pair of swash plate groups is symmetrically and fixedly installed with the second pair of swash plate groups; the axial ends of the drive shaft 312 are horizontally fixedly connected to the inner walls of the second pair of swash plate groups; The upper support frame 309 is fixedly installed on the top of the second pair of inclined plate groups; the support beam 308 is fixedly installed on the upper surface of the upper support frame 309 ; the support pallet 310 is fixedly installed on the upper surface of the support beam 308 . The hydraulic cylinder 305 and the piston rod 306 are connected between the lug plates 311, and the piston rod 306 telescopically moves on the hydraulic cylinder 305, driving the drive shaft 312 to move horizontally in the groove of the lower support frame 301, and the drive shaft 312 is divided upward by the piston rod 306. The action of force drives the fixed swash plate 304 to rotate around the middle bolt, thereby realizing the upward movement of the lower support frame 301 fixedly connected to the upper end of the swash plate 304 .

As shown in Figure 5, it is a structural schematic diagram of a manual hydraulic pump. As can be seen from the figure, the manual hydraulic pump group 4 includes an oil pump oil tank 41, a pressure relief valve 42, an oil pipe 43, an oil pump telescopic rod 44 and a handle 45; wherein, the oil pump oil tank 41 is a hollow cube Structure; the oil pump oil tank 41 is equipped with hydraulic oil; the pressure relief valve 42 is arranged on the side wall of the oil pump oil tank 41; one end of the oil pipe 43 is fixedly installed on the axial end of the oil pump oil tank 41; the other end of the oil pipe 43 is connected to the hydraulic cylinder 305 Communication; the handle 45 is fixedly installed on the top of the oil pump tank 41; and the handle 45 is connected with the oil pump tank 41 through the oil pump telescopic rod 44.

Figure 6 is a schematic diagram of the supporting state of the UAV fuselage transport bracket. It can be seen from the figure that the movement process of the fuselage bracket is:

By repeatedly squeezing the handle 45, the telescopic movement of the oil pump telescopic rod 44 is driven; the hydraulic oil inside the oil pump tank 41 is transmitted to the hydraulic cylinder block 305; the piston rod 306 is pushed to extend outward along the axial direction; the drive shaft 312 drives the moving shaft 303 Approach the distance shaft 302 horizontally in the lower support frame 301; drive the two pairs of inclined plate groups to rotate around the intersection point to realize the vertical upward movement of the support pallet 310;

By screwing the pressure relief valve 42 to relieve the pressure of the hydraulic cylinder body 305, the piston rod 306 shrinks and moves in the axial direction; realizing the vertical downward movement driven by the supporting plate 310.

The working process of the multi-purpose double-layer UAV fuselage transport bracket is as follows:

The UAV landing gear is normally put down and parked on the ground. The open end of the transport bracket passes through the main landing gear from the rear end of the aircraft, and then passes through the front landing gear until the upper surface of the bracket is aligned with the frames of the fuselage. Lock and fix the steering wheel 6, compress the hydraulic pump handle 45 at the same time, raise the front and rear lifting components 3 at the same time, and lift the aircraft to a suitable height. After retracting the landing gear, rotate the oil pump pressure relief valve 42 to drop to the lowest height. Fix the UAV fuselage to the fixing ring of the lower frame with a rope tightener to complete the fixation and recovery of the UAV fuselage. The support of the UAV fuselage is the opposite. Raise the aircraft to a suitable height, lower the landing gear, loosen the rope tightener, drop the aircraft, and push out the bracket.

When it is necessary to carry out landing gear retraction test and radio altimeter test, the transport bracket passes between the two main landing gears and passes through the front landing gear. 6 Lock and fix, and at the same time compress the hydraulic pump handle 45, raise the front and rear lifting components 3, and lift the aircraft to a suitable height, and then the required test can be carried out.

When the pitch attitude needs to be connected, the bracket is also pushed to the position aligned with the frame plate of the fuselage, the universal wheel 6 is locked and fixed, and the single-side hydraulic pump handle 45 is compressed as required, so that the lift assembly on one side is 3 liters From now on, adjust the front and rear heights as needed, and you can perform the required tests.

The content that is not described in detail in the description of the utility model belongs to the known technology of those skilled in the art.

Claims (8)

1. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting, it is characterised in that：Including lower frame component (1), upper frame set Part (2), 2 lifting assemblies (3), 2 hand-hydraulic pump groups (4), damping spring (5) and universal caster wheel (6)；Wherein, lower frame Component (1) lies in a horizontal plane in the bottom of pallet for transporting；Universal caster wheel (6) is fixedly mounted on the lower surface of lower frame component (1)；2 A lifting assembly (3) is fixedly mounted on the upper surface of lower frame component (1)；2 hand-hydraulic pump groups (4) are fixedly mounted on The upper surface of lower frame component (1)；Upper frame assembly (2) level is fixedly mounted on the inside of lower frame component (1)；Damping spring (5) it is fixedly mounted between lower frame component (1) and upper frame assembly (2)；2 lifting assemblies (3) are realized across upper frame Component (2) moves up and down vertically.

2. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 1, it is characterised in that：Under described Frame assembly (1) is rectangular frame structure；Lower frame component (1) includes lower frame stringer (11) and lower frame crossbeam (12)；Under Frame rails (11) are located at the two sides of lower frame component (1)；Lower frame crossbeam (12) is vertically fixedly mounted on lower frame stringer (11) between；Lower frame stringer (11) direction is the axial direction of lower frame component (1)；Axial one end of lower frame stringer (11) is The horizontal ends formed with lower frame crossbeam (12) closing；The axial other end of lower frame stringer (11) is opening for axial inner bifurcated Mouth end；The axial length of lower frame component (1) is L；Open end axial length isOpening angle is 10 ° -20 °.

3. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 1, it is characterised in that：Described is upper Frame assembly (2) is rectangular frame structure；Upper frame assembly (2) includes upper frame rails (21) and upper frame beam (22)；On Frame rails (21) are located at the two sides of upper frame assembly (2)；Upper frame beam (22) is vertically fixedly mounted on frame rails (21) between；Axial one end of upper frame rails (21) is the horizontal ends formed with upper frame beam (22) closing；Upper frame The axial other end of stringer (21) is the open end of axial inner bifurcated；Open end axial length isOpening angle is 10°-20°。

4. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 3, it is characterised in that：It is described wherein 2 lifting assemblies (3) are separately mounted to the axial ends of lower frame component (1)；One of lifting assembly (3) is fixedly mounted on Apart from lower frame component (1) horizontal endsPosition；Another lifting assembly (3) is fixedly mounted on apart from lower frame component (1) open endPosition.

5. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 4, it is characterised in that：Described 2 Hand-hydraulic pump group (4) is axially respectively and fixedly installed to the axially external of 2 lifting assemblies (3) along lower frame component (1)；Manually Hydraulic pressure pump group (4) and the spacing of lifting assembly (3) are

6. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 5, it is characterised in that：The lifting Component (3) includes lower support frame (301), spacing axis (302), shifting axle (303), inclined plate (304), hydraulic cylinder (305), lives Stopper rod (306), idler wheel (307), supporting beam (308), upper support frame (309), support supporting plate (310), otic placode (311) and drive shaft (312)；Wherein, lower support frame (301) is rectangular hollow frame structure；Spacing axis (302) is fixedly mounted on lower support frame (301) wherein at an inner side edge；It is another that shifting axle (303) and spacing axis (302) are symmetrically and fixedly mounted to lower support frame (301) At one inner side edge；Idler wheel (307) is symmetrically and fixedly mounted to the axial ends of shifting axle (303), realizes shifting axle (303) under The movement of braced frame (301) inner horizontal；The inclined plate (304) of 2 intersections forms an inclined plate group；Two inclined plate groups are symmetrically placed Form first pair of inclined plate group；Shifting axle (303) is symmetrically fixedly connected with first pair of inclined plate with the axial ends of spacing axis (302) vertically Group；Hydraulic cylinder (305) is fixedly mounted between the intersection point of first pair of inclined plate group；One end of piston rod (306) and hydraulic cylinder (305) it is fixedly connected；Otic placode (311) is mounted on the other end of piston rod (306) by revolute；Drive shaft (312) passes through rotation Turn pair to connect with otic placode (311)；Second pair of inclined plate group is symmetrically fixedly mounted in the top of first pair of inclined plate group；Drive shaft (312) Axial ends level is fixedly connected with the inner wall of second pair of inclined plate group；Upper support frame (309) is fixedly mounted on second pair of inclined plate group Top；Supporting beam (308) is fixedly mounted on the upper surface of upper support frame (309)；Support supporting plate (310) is fixedly mounted on support The upper surface of beam (308).

7. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting according to claim 6, it is characterised in that：It is described manual Hydraulic pressure pump group (4) includes oil pump fuel tank (41), pressure release valve (42), oil pipe (43), oil pump telescopic rod (44) and handle (45)；Its In, oil pump fuel tank (41) is hollow cube structure；Hydraulic oil is housed inside oil pump fuel tank (41)；Pressure release valve (42) setting exists On the side wall of oil pump fuel tank (41)；One end of oil pipe (43) is fixedly mounted on axial one end of oil pump fuel tank (41)；Oil pipe (43) The other end be connected to hydraulic cylinder (305)；Handle (45) is fixedly mounted on the top of oil pump fuel tank (41)；And handle (45) with It is connected between oil pump fuel tank (41) by oil pump telescopic rod (44).

8. a kind of multipurpose double-layer unmanned aerial vehicle body pallet for transporting described in one of -7 according to claim 1, it is characterised in that：Machine The motion process of body bracket is：

By handle of extruding repeatedly (45), oil pump telescopic rod (44) stretching motion is driven；It realizes oil pump fuel tank (41) inside Hydraulic oil is transmitted to hydraulic cylinder (305)；Piston rod (306) are pushed to stretch axially outward；It is driven and is moved by drive shaft (312) Moving axis (303) is close in the interior horizontal direction spacing axis (302) of lower support frame (301)；Two pairs of inclined plate groups are driven to rotate around intersection point, it is real Now support moving straight up for supporting plate (310)；

By screwing pressure release valve (42) to hydraulic cylinder (305) pressure release, piston rod (306) axially contracts movement；Realize band What dynamic support supporting plate (310) was done moves straight down.