CN217227905U

CN217227905U - Landing stable support unmanned aerial vehicle foot rest with high strength

Info

Publication number: CN217227905U
Application number: CN202220456988.2U
Authority: CN
Inventors: 邹静; 杨巍; 赵宏锁; 杜莹; 罗平; 李仲勋
Original assignee: Pla 66389
Current assignee: Pla 66389
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-08-19
Anticipated expiration: 2032-03-02

Abstract

The utility model discloses an unmanned aerial vehicle foot rest that stable support intensity is high lands belongs to unmanned air vehicle technical field, install four connecting rods on the outer wall of unmanned aerial vehicle casing week including unmanned aerial vehicle casing and annular array, four connecting rod tops all are equipped with propeller blade, four arc bracing pieces are installed to the bottom surface symmetry of unmanned aerial vehicle casing, the one end that unmanned aerial vehicle casing was kept away from to four arc bracing pieces is interior arc pole, when interior arc pole receives the decurrent application of force of unmanned aerial vehicle casing, arc pole inwards extrudees the slider in the arc bracing piece can the application of force, two adjacent arc bracing piece bottom surfaces are connected with and are the U-shaped cradling piece of inversion, the vertical member in both ends of U-shaped cradling piece can be pegged graft to the quick-witted foot rest barrel spare in, the bottom of two U-shaped cradling pieces all installs organic foot rest barrel spare. This stabilize unmanned aerial vehicle foot rest that supports intensity is high lands, unmanned aerial vehicle's the buffering shock attenuation of not only being convenient for, simultaneously descending that can be stable supports, prevents to empty.

Description

Landing stable support unmanned aerial vehicle foot rest with high strength

Technical Field

The utility model belongs to the technical field of unmanned aerial vehicle, concretely relates to stable high unmanned aerial vehicle foot rest of support intensity lands.

Background

The unmanned plane is called unmanned plane for short, and is an unmanned plane operated by radio remote control equipment and a self-contained program control device. The machine has no cockpit, but is provided with an automatic pilot, a program control device and other equipment. The personnel on the ground, the naval vessel or the mother aircraft remote control station can track, position, remotely control, telemeter and digitally transmit the personnel through equipment such as a radar. The aircraft can take off like a common airplane under the radio remote control or launch and lift off by a boosting rocket, and can also be thrown into the air by a mother aircraft for flying. During recovery, the aircraft can land automatically in the same way as the common aircraft landing process, and can also be recovered by a parachute or a barrier net for remote control. Can be repeatedly used for many times.

The method is widely used for aerial reconnaissance, monitoring, communication, anti-submergence, electronic interference and the like. Present unmanned aerial vehicle lands when the descending lands, lands through the descending quick-witted foot rest of lower part, but because present quick-witted foot rest single structure, generally only member bottom contact ground leads to unmanned aerial vehicle stability when the descending lands relatively poor easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned aerial vehicle foot rest that stable support intensity is high lands to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an unmanned aerial vehicle foot rest that stable support intensity is high lands, installs four connecting rods on unmanned aerial vehicle casing week side outer wall including unmanned aerial vehicle casing and annular array, and four connecting rod tops all are equipped with propeller blade, four arc support rods are installed to unmanned aerial vehicle casing's bottom surface symmetry, and two adjacent arc support rod bottom surfaces are connected with the U-shaped cradling piece that is the inversion, and a foot rest section of thick bamboo is all installed to the bottom of two U-shaped cradling pieces, and the stack shell of foot rest section of thick bamboo is waist shape curved surface form, installs three frame feet at the bottom annular array of foot rest section of thick bamboo, has seted up the stroke groove at U-shaped cradling piece top surface bilateral symmetry, and the slider is installed to two stroke inslot, and the slider both sides all are equipped with the springiness cushioning part, and the slider is connected with the arc support rod bottom.

Preferably, the machine leg frame tube part sequentially comprises a top tube, an upper waist rod, a middle waist rod, a lower waist rod and a chassis which are connected from top to bottom, and the support leg is connected with the outer wall of the chassis.

Preferably, a positioning rod is transversely installed in the stroke groove and transversely penetrates through the sliding block.

Preferably, the elastic buffer component comprises a buffer spring sleeved at one end of each of the two positioning rods opposite to each other and an elastic rubber buffer block sleeved at one end of each of the two positioning rods opposite to each other.

Preferably, a stepped hole is formed in the inner cavity of the top barrel, and the bottom end of the U-shaped support rod is arranged in the stepped hole and connected through a locking bolt.

Preferably, one end, far away from the shell of the unmanned aerial vehicle, of each of the four arc-shaped supporting rods is an inner arc rod, and the inner arc rods are connected with the sliding blocks.

The utility model discloses a technological effect and advantage:

the unmanned aerial vehicle foot rest with high landing and stable supporting strength comprises an arc-shaped supporting rod, wherein the arc-shaped supporting rod applies force to a U-shaped support rod, under the action of an elastic buffering component, the arc-shaped supporting rod can drive a sliding block to move in a stroke groove, so that the sliding block applies force to the elastic buffering component to buffer an unmanned aerial vehicle shell, and meanwhile, the U-shaped support rod applies force to each frame barrel part;

the inner arc pole application of force is on the slider for the slider application of force is on elastic rubber buffer block, and the slider can be horizontal slip on the locating lever simultaneously, can fix a position the slider, prevents that slider and stroke groove from breaking away from, and during the shoulder hole was arranged in to the U-shaped cradling piece simultaneously, fixed through the locking bolt, makes the installation that the U-shaped cradling piece of different models can be satisfied to the top section of thick bamboo.

Drawings

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

FIG. 2 is a schematic structural view of a pedestal tube according to the present invention;

fig. 3 is a schematic structural view of the U-shaped support rod of the present invention;

fig. 4 is a schematic view of the connection structure of the slider and the buffer spring of the present invention.

In the figure: 1. an unmanned aerial vehicle housing; 2. a connecting rod; 3. a propeller blade; 4. an arc-shaped support rod; 5. an inner arc rod; 6. a U-shaped bracket bar; 7. a nose stand barrel; 8. a chassis; 9. a support leg; 10. locking the bolt; 11. a top barrel; 12. an upper waist bar; 13. a middle waist bar; 14. a lower waist bar; 15. a stepped hole; 16. a threaded hole; 17. a stroke slot; 18. a slider; 19. a buffer spring; 20. positioning a rod; 21. elastic rubber buffer block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The utility model provides an unmanned aerial vehicle foot rest that stable support intensity is high lands as shown in fig. 1-4, including unmanned aerial vehicle casing 1 and annular array install four connecting rods 2 on the side outer wall of unmanned aerial vehicle casing 1 week, four connecting rods 2 top all are equipped with propeller blade 3, four arc bracing pieces 4 are symmetrically installed to the bottom surface of unmanned aerial vehicle casing 1, the one end that four arc bracing pieces 4 kept away from unmanned aerial vehicle casing 1 is inner arc pole 5, when inner arc pole 5 received the downward application of force of unmanned aerial vehicle casing 1, arc bracing piece 4 can apply force inner arc pole 5 inwards extrude slider 18;

the bottom surfaces of two adjacent arc-shaped supporting rods 4 are connected with inverted U-shaped support rods 6, and longitudinal rod pieces at two ends of each U-shaped support rod 6 can be inserted into a machine foot stand cylinder piece 7;

the bottom ends of the two U-shaped support rods 6 are provided with a tripod barrel part 7 which can support the unmanned aerial vehicle shell 1, and the inner arc rods 5 are connected with the sliding blocks 18;

the tube body of the undercarriage tube part 7 is in a waist-shaped curved surface shape, the undercarriage tube part 7 sequentially comprises a top tube 11, an upper waist rod 12, a middle waist rod 13, a lower waist rod 14 and a chassis 8 which are connected from top to bottom, and the landing support stability of the unmanned aerial vehicle shell 1 can be improved under the design of the waist-shaped curved surface shape;

the support legs 9 are connected with the outer wall of the chassis 8, the three support legs 9 are arranged on the outer wall of the chassis 8 at the bottom end of the undercarriage cylinder 7 in an annular array mode, the three support legs 9 distributed in the annular array mode can stably support the undercarriage cylinder 7, and therefore the support stability of the undercarriage cylinder 7 is improved, and the three support legs 9 can prevent the undercarriage cylinder 7 from toppling over;

the two sides of the top surface of the U-shaped support rod 6 are symmetrically provided with stroke grooves 17, sliding blocks 18 are arranged in the two stroke grooves 17, elastic buffer parts are arranged on the two sides of each sliding block 18, each sliding block 18 is connected with the bottom end of the arc-shaped support rod 4, a positioning rod 20 is transversely arranged in each stroke groove 17, each positioning rod 20 transversely penetrates through each sliding block 18, and under the action of each positioning rod 20, the sliding blocks 18 can slide in a limiting mode, so that the sliding blocks 18 are prevented from being separated from the stroke grooves 17;

the elastic buffer component comprises a buffer spring 19 sleeved at one end of each of the two positioning rods 20 opposite to each other and an elastic rubber buffer block 21 sleeved at one end of each of the two positioning rods 20 opposite to each other;

a shoulder hole 15 is opened in the 11 inner chambers of a top section of thick bamboo, and 6 bottoms of U-shaped cradling piece are arranged in shoulder hole 15, have seted up two screw holes 16 at the outer wall of a top section of thick bamboo 11, and two screw holes 16 run through two hole pieces in shoulder hole 15 respectively, and connect through locking bolt 10 for locking bolt 10 can run through to shoulder hole 15 in through screw hole 16, fixes U-shaped cradling piece 6.

The working principle is as follows:

according to the unmanned aerial vehicle foot stand with high landing stable support strength, when an unmanned aerial vehicle lands, the unmanned aerial vehicle shell 1 presses the arc-shaped support rod 4 downwards, the arc-shaped support rod 4 applies force to the U-shaped support rod 6, and when the inner arc rod 5 is applied with downward force by the unmanned aerial vehicle shell 1, the arc-shaped support rod 4 can apply force to the inner arc rod 5 to extrude the sliding block 18 inwards;

under the action of the elastic buffer component, the arc-shaped support rod 4 can drive the slide block 18 to move in the stroke groove 17;

the sliding block 18 centripetally extrudes the elastic rubber buffer block 21 to buffer the sliding block 18, the elastic rubber buffer block 21 reversely applies force to the sliding block 18, the buffer spring 19 performs damping and buffering on the sliding block 18 again to buffer the unmanned aerial vehicle shell 1, and meanwhile the U-shaped support rod 6 applies force to each machine foot frame barrel part 7;

under the design of a waist-shaped curved surface, the landing support stability of the unmanned aerial vehicle shell 1 can be improved, the three support legs 9 distributed in an annular array can stably support the undercarriage cylinder 7, so that the support stability of the undercarriage cylinder 7 is improved, and the three support legs 9 can prevent the undercarriage cylinder 7 from toppling over;

the inner arc rod 5 applies force on the sliding block 18, so that the sliding block 18 applies force on the elastic rubber buffer block 21, meanwhile, the sliding block 18 can transversely slide on the positioning rod 20, the sliding block 18 can be positioned, the sliding block 18 is prevented from being separated from the stroke groove 17, meanwhile, the U-shaped support rod 6 is arranged in the stepped hole 15 and fixed through the locking bolt 10, and the top barrel 11 can meet the installation requirements of the U-shaped support rods 6 of different models.

The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.

Claims

1. The utility model provides an unmanned aerial vehicle foot rest that stable support intensity is high lands, includes that unmanned aerial vehicle casing (1) and annular array install four connecting rods (2) on the outer wall of unmanned aerial vehicle casing (1) week side, and four connecting rods (2) top all are equipped with propeller blade (3), its characterized in that: four arc bracing pieces (4) are installed to the bottom surface symmetry of unmanned aerial vehicle casing (1), two adjacent arc bracing pieces (4) bottom surfaces are connected with and are U-shaped cradling piece (6) of invering, there is foot rest tube spare (7) all to install the bottom of two U-shaped cradling pieces (6), the stack shell of foot rest tube spare (7) is waist shape curved surface form, install three support feet (9) at the bottom ring array of foot rest tube spare (7), stroke groove (17) have been seted up at U-shaped cradling piece (6) top surface bilateral symmetry, install slider (18) in two stroke grooves (17), slider (18) both sides all are equipped with the springiness cushioning part, slider (18) are connected with arc bracing piece (4) bottom.

2. The unmanned aerial vehicle foot rest of claim 1, stable support intensity that lands is high, characterized in that: the machine foot frame tube piece (7) sequentially comprises a top tube (11), an upper waist rod (12), a middle waist rod (13), a lower waist rod (14) and a chassis (8) which are connected from top to bottom, and the support foot (9) is connected with the outer wall of the chassis (8).

3. The unmanned aerial vehicle foot rest that stable support intensity is high lands according to claim 2, characterized in that: a positioning rod (20) is transversely installed in the stroke groove (17), and the positioning rod (20) transversely penetrates through the sliding block (18).

4. The unmanned aerial vehicle foot rest of claim 3, characterized in that: the elastic buffer component comprises a buffer spring (19) sleeved at one end of each of the two positioning rods (20) opposite to each other and an elastic rubber buffer block (21) sleeved at one end of each of the two positioning rods (20) opposite to each other.

5. The unmanned aerial vehicle foot rest that stable support intensity is high lands according to claim 2, characterized in that: a stepped hole (15) is formed in the inner cavity of the top barrel (11), and the bottom end of the U-shaped support rod (6) is arranged in the stepped hole (15) and connected through a locking bolt (10).

6. The unmanned aerial vehicle foot rest of claim 1, stable support intensity that lands is high, characterized in that: four arc bracing pieces (4) keep away from the one end of unmanned aerial vehicle casing (1) and are interior arc pole (5), and interior arc pole (5) are connected with slider (18).