Surveying and mapping unmanned aerial vehicle suspension structure

Abstract

The utility model discloses a surveying and mapping unmanned aerial vehicle suspension structure, and relates to the technical field of surveying and mapping unmanned aerial vehicles, the surveying and mapping unmanned aerial vehicle suspension structure comprises a suspension device, the suspension device comprises a connecting mechanism and a clamping mechanism, and the clamping mechanism is installed at the bottom of the connecting mechanism; the two threaded columns are fixedly mounted at the bottom of the unmanned aerial vehicle and are connected with the connecting mechanism; the connecting mechanism comprises a connecting base, internal thread rotating cylinders are rotationally arranged on the left portion and the right portion of the upper side of the connecting base, the lower portions of the two internal thread rotating cylinders are fixedly sleeved with synchronous wheels, and a synchronous belt is connected between the two synchronous wheels in a sleeved mode. The two threaded columns are fixed to the bottom of the unmanned aerial vehicle, the two internal thread rotating cylinders are arranged on the connecting mechanism of the suspension device, the internal thread rotating cylinders are rotated to enable the two internal thread rotating cylinders to be connected to the two threaded columns in a threaded and sleeved mode, connection between the suspension device and the unmanned aerial vehicle is achieved, and connection is simple and convenient; meanwhile, the suspension device can be conveniently detached in the later period.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping unmanned aerial vehicles, and in particular to a suspension structure of a surveying and mapping unmanned aerial vehicle. Background Art

[0002] With the rapid development of UAV technology, UAVs have been widely used in surveying and mapping. The surveying and mapping UAV device includes a UAV, a suspension device and a surveying instrument. The suspension device is set at the bottom of the UAV, and the surveying instrument is installed on the suspension device. The UAV is equipped with a surveying instrument and flies to the designated surveying location to survey and map the designated area, thereby collecting relevant data.

[0003] At present, in the existing surveying and mapping UAV devices, the connection between the suspension device and the UAV is mostly through welding or bolting, and the connection between the surveying instrument and the suspension device is bolted. Although the connection is firm, this connection method is cumbersome and not easy to disassemble or maintain. Utility Model Content

[0004] The purpose of the utility model is to provide a suspension structure for a surveying and mapping UAV to solve the above-mentioned deficiencies in the technology.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a suspension structure of a surveying and mapping UAV, comprising:

[0006] A suspension device, the suspension device comprising a connecting mechanism and a clamping mechanism, wherein the clamping mechanism is installed at the bottom of the connecting mechanism;

[0007] Two threaded posts fixedly mounted on the bottom of the drone, the two threaded posts being connected to the connecting mechanism;

[0008] The connection mechanism comprises a connection seat, and the left and right parts of the upper side of the connection seat are both rotatably provided with internal thread rotating cylinders, the internal thread rotating cylinders are threadedly connected with the threaded column, the lower parts of the two internal thread rotating cylinders are fixedly sleeved with synchronous wheels, and a synchronous belt is sleeved between the two synchronous wheels;

[0009] The clamping mechanism includes a fixed plate, and the left and right sides of the bottom of the fixed plate are slidably connected with extrusion plates, and the bottoms of the two extrusion plates on the sides close to each other are fixed with support plates, the extrusion plates are provided with a pressing component, and the fixed plate is provided with a driving component for driving the two extrusion plates to move relative to each other.

[0010] Preferably, a plurality of handles are fixed at equal intervals on the outer side of the internally threaded rotating cylinder, so that force can be conveniently applied to the internally threaded rotating cylinder through the handles, thereby facilitating the rotation of the internally threaded rotating cylinder.

[0011] Preferably, the bottom of the connecting seat is connected to the fixing plate, the front and rear parts of the fixing plate are provided with sliding grooves, the left part of the sliding groove at the rear and the right part of the sliding groove at the front are both embedded with sliders, the bottom left end of the slider at the rear left is connected to the extrusion plate at the left, the bottom left end of the slider at the front right is connected to the extrusion plate at the right, and the tops of the two sliders are fixed with racks;

[0012] The driving assembly includes a gear, which is rotatably mounted on the middle part of the upper side of the fixed plate, the gear is located between the two racks, the gear is meshed with the two racks, a worm wheel is fixed on the upper side of the gear, a worm is provided on one side of the worm wheel, and the worm is rotatably mounted on the fixed plate;

[0013] The worm is driven to rotate by rotating the worm gear, the worm gear rotation drives the gear rotation, the gear rotation drives the two racks to move relative to each other, the rack movement drives the two extrusion plates to approach each other, the surveying instrument is extruded and fixed, and the worm and worm gear transmission has good locking performance.

[0014] Preferably, a rotating head is fixed to the front end of the worm, and force is conveniently applied to the worm through the rotating head, thereby conveniently driving the worm to rotate.

[0015] Preferably, a slide rod is fixed in the slide groove, the slider is slidably sleeved on the slide rod, a slide rail is fixed on the lower side of the fixed plate, a slide seat is fixed on the top of the extrusion plate, and the slide seat is slidably installed on the slide rail, thereby improving the stability of the slider and the extrusion plate when moving.

[0016] Preferably, a movable groove is provided on the extrusion plate, and the pressing assembly includes a nut seat, which is slidably installed in the movable groove. A screw is nested in the nut seat, and the upper end of the screw is rotatably connected to the top wall of the movable groove. The lower end of the screw is rotatably extended out of the movable groove and is connected to a knob. A lower pressing plate is connected to the nut seat, and the screw is driven to rotate by rotating the knob, so that the nut seat moves downward, and the lower pressing plate is driven downward to further squeeze the surveying instrument, thereby improving the stability of the installation of the surveying instrument.

[0017] Preferably, the slider, the rack and the extrusion plate are integrally processed and formed, which is simple to process, convenient to process and has high connection strength.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. By fixing two threaded columns at the bottom of the drone and arranging two internal threaded rotating cylinders on the connecting mechanism of the suspension device, when one of the internal threaded rotating cylinders is rotated, the other internal threaded rotating cylinder can be driven to rotate synchronously under the action of the synchronous wheel and the synchronous belt, the two internal threaded rotating cylinders are aligned with the two threaded columns, and the internal threaded rotating cylinders are rotated so that the two internal threaded rotating cylinders are threadedly sleeved on the two threaded columns, thereby realizing the connection between the suspension device and the drone, the connection is simple and convenient, and it is also convenient to disassemble the suspension device at a later stage, so as to facilitate the maintenance or replacement of the suspension device;

[0020] 2. By providing an extrusion plate, a support plate, a pressing assembly and a driving assembly, the surveying instrument is placed between the two extrusion plates. The driving assembly drives the two extrusion plates to approach each other to extrude and fix the surveying instrument. At the same time, the support plate supports the surveying instrument, and the pressing assembly extrude the surveying instrument from top to bottom, which greatly improves the stability of the surveying instrument installation. The installation between the surveying instrument and the suspension device is simple and easy to disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a front view of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the suspension device of the utility model;

[0025] Figure 4 This is a schematic diagram of the clamping mechanism structure of the utility model;

[0026] Figure 5 This is a schematic diagram of the clamping mechanism of the utility model from another angle;

[0027] Figure 6 This is a schematic diagram of the connection between the slider and the extrusion plate of the utility model.

[0028] Description of reference numerals:

[0029] 1. Connecting mechanism; 2. Clamping mechanism; 3. Threaded column; 4. Connecting seat; 5. Internal thread rotating cylinder; 6. Synchronous wheel; 7. Synchronous belt; 8. Fixed plate; 9. Extrusion plate; 10. Support plate; 11. Handle; 12. Slide groove; 13. Slider; 14. Rack; 15. Gear; 16. Worm wheel; 17. Worm; 18. Rotating head; 19. Slide rod; 20. Slide rail; 21. Slide seat; 22. Moving groove; 23. Nut seat; 24. Screw; 25. Lower pressure plate. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0031] The utility model provides Figures 1 to 6 A suspension structure of a surveying and mapping UAV is shown, comprising:

[0032] The suspension device comprises a connecting mechanism 1 and a clamping mechanism 2, wherein the clamping mechanism 2 is installed at the bottom of the connecting mechanism 1;

[0033] The clamping mechanism 2 includes a fixed plate 8, and extrusion plates 9 are slidably connected to the left and right sides of the bottom of the fixed plate 8. A support plate 10 is fixed to the bottom of the side where the two extrusion plates 9 are close to each other. A pressing component is provided on the extrusion plate 9, and a driving component for driving the two extrusion plates 9 to move relative to each other is provided on the fixed plate 8.

[0034] The front and rear parts of the fixed plate 8 are both provided with a slide groove 12, and the left part of the slide groove 12 at the rear and the right part of the slide groove 12 at the front are both embedded with a slider 13, the bottom left end of the slider 13 at the rear left is connected to the extrusion plate 9 at the left, and the bottom left end of the slider 13 at the front right is connected to the extrusion plate 9 at the right, and the tops of the two sliders 13 are fixed with a rack 14;

[0035] The driving assembly includes a gear 15, which is rotatably mounted on the middle of the upper side of the fixed plate 8. The gear 15 is located between the two racks 14, and the gear 15 is meshed with the two racks 14. A worm wheel 16 is fixed on the upper side of the gear 15, and a worm 17 is provided on one side of the worm wheel 16. The worm 17 is rotatably mounted on the fixed plate 8.

[0036] The worm 17 is rotated to drive the worm wheel 16 to rotate, the rotation of the worm wheel 16 drives the gear 15 to rotate, the rotation of the gear 15 drives the two racks 14 to move relative to each other, the movement of the rack 14 drives the two extrusion plates 9 to approach each other, the surveying instrument is squeezed and fixed, and the transmission locking performance of the worm 17 and the worm wheel 16 is good.

[0037] A rotating head 18 is fixed to the front end of the worm 17 , and the rotating head 18 facilitates the force to be applied to the worm 17 , thereby facilitating the worm 17 to rotate.

[0038] A slide rod 19 is fixed in the slide groove 12, and the slider 13 is slidably sleeved on the slide rod 19. A slide rail 20 is fixed on the lower side of the fixed plate 8, and a slide seat 21 is fixed on the top of the extrusion plate 9. The slide seat 21 is slidably installed on the slide rail 20, thereby improving the stability of the slider 13 and the extrusion plate 9 when moving.

[0039] A movable groove 22 is provided on the extrusion plate 9, and a pressing assembly includes a nut seat 23, which is slidably installed in the movable groove 22. A screw 24 is nested in the nut seat 23, and the upper end of the screw 24 is rotatably connected to the top wall of the movable groove 22, and the lower end of the screw 24 is rotated to extend out of the movable groove 22 and is connected to a knob. A lower pressing plate 25 is connected to the nut seat 23, and the screw 24 is rotated by rotating the knob to rotate, so that the nut seat 23 moves downward, and the lower pressing plate 25 moves downward to further squeeze the surveying instrument, thereby improving the stability of the installation of the surveying instrument.

[0040] The slider 13, the rack 14 and the extrusion plate 9 are integrally formed, which is simple to process, convenient to process and has high connection strength.

[0041] In the utility model, when the surveying instrument is installed on the suspension device, the surveying instrument is placed between the two extrusion plates 9 on the clamping mechanism 2, and the surveying instrument is located on the upper side of the support plate 10, and the rotating head 18 is rotated to drive the worm 17 to rotate, and the rotation of the worm 17 drives the worm wheel 16 to rotate, and the rotation of the worm wheel 16 drives the gear 15 to rotate, and the rotation of the gear 15 drives the two racks 14 to move relative to each other, and the movement of the rack 14 drives the two sliders 13 to move, and the movement of the two sliders 13 drives the two extrusion plates 9 to approach each other, and the left and right sides of the surveying instrument are squeezed and fixed, and the bottom of the surveying instrument contacts the upper side of the support plate 10, and then the screws 24 on the two extrusion plates 9 are rotated to make the nut seat 23 move downward, and drive the lower pressure plate 25 to move downward to further squeeze the surveying instrument, thereby improving the stability of the installation of the surveying instrument, and the installation between the surveying instrument and the suspension device is simple and convenient for disassembly.

[0042] like Figures 1 to 3 As shown, two threaded posts 3 are fixedly mounted on the bottom of the drone, and the two threaded posts 3 are connected to the connecting mechanism 1;

[0043] The connection mechanism 1 includes a connection seat 4, and the upper left and right parts of the connection seat 4 are both rotatably provided with internal thread rotating cylinders 5, the internal thread rotating cylinders 5 are threadedly connected with the threaded column 3, the lower parts of the two internal thread rotating cylinders 5 are fixedly sleeved with synchronous wheels 6, and a synchronous belt 7 is sleeved between the two synchronous wheels 6;

[0044] The bottom of the connecting seat 4 is connected to the fixing plate 8 .

[0045] A plurality of handles 11 are fixed at equal intervals on the outer side of the internal thread rotating cylinder 5 , and the handles 11 are used to facilitate exerting force on the internal thread rotating cylinder 5 , thereby facilitating the rotation of the internal thread rotating cylinder 5 .

[0046] In the utility model, when the suspension device is connected to the drone, the two internally threaded rotating cylinders 5 on the connecting mechanism 1 on the suspension device are aligned with the two threaded columns 3 at the bottom of the drone, and the handle 11 on one of the internally threaded rotating cylinders 5 is rotated to drive the internally threaded rotating cylinder 5 to rotate. The rotation of the internally threaded rotating cylinder 5 can drive the other internally threaded rotating cylinder 5 to rotate synchronously under the action of the synchronous wheel 6 and the synchronous belt 7. The two internally threaded rotating cylinders 5 rotate synchronously and are threadedly sleeved on the two threaded columns 3, thereby realizing the connection between the suspension device and the drone. The connection is simple and convenient, and it is also convenient for the later disassembly of the suspension device, thereby facilitating the maintenance or replacement of the suspension device.

[0047] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A suspension structure for a surveying and mapping UAV, characterized in that: include: A suspension device, comprising a connecting mechanism (1) and a clamping mechanism (2), wherein the clamping mechanism (2) is installed at the bottom of the connecting mechanism (1); Two threaded columns (3) are fixedly mounted on the bottom of the drone, and the two threaded columns (3) are connected to the connecting mechanism (1); The connecting mechanism (1) comprises a connecting seat (4), the upper left and right parts of the connecting seat (4) are both rotatably provided with internal thread rotating cylinders (5), the internal thread rotating cylinder (5) is threadedly connected to the threaded column (3), the lower parts of the two internal thread rotating cylinders (5) are both fixedly sleeved with synchronous wheels (6), and a synchronous belt (7) is sleeved between the two synchronous wheels (6); The clamping mechanism (2) comprises a fixed plate (8), the bottom left and right sides of the fixed plate (8) are slidably connected with extrusion plates (9), the bottoms of the two extrusion plates (9) on the sides close to each other are fixed with support plates (10), the extrusion plates (9) are provided with a pressing component, and the fixed plate (8) is provided with a driving component for driving the two extrusion plates (9) to move relative to each other.

2. The suspension structure of a surveying and mapping UAV according to claim 1, characterized in that: A plurality of handles (11) are fixed at equal intervals on the outer side of the internally threaded rotating cylinder (5).

3. The suspension structure of a surveying and mapping UAV according to claim 1 is characterized in that: The bottom of the connecting seat (4) is connected to the fixing plate (8), and the front and rear parts of the fixing plate (8) are both provided with a slide groove (12), and the left part of the slide groove (12) at the rear and the right part of the slide groove (12) at the front are both embedded with a slider (13), the bottom left end of the slider (13) at the rear left is connected to the extrusion plate (9) at the left, and the bottom left end of the slider (13) at the front right is connected to the extrusion plate (9) at the right, and the tops of the two sliders (13) are fixed with racks (14); The driving assembly comprises a gear (15), the gear (15) being rotatably mounted on the middle part of the upper side of the fixed plate (8), the gear (15) being located between the two racks (14), the gear (15) being meshingly connected with the two racks (14), a worm wheel (16) being fixed on the upper side of the gear (15), a worm (17) being provided on one side of the worm wheel (16), and the worm (17) being rotatably mounted on the fixed plate (8).

4. The suspension structure of a surveying and mapping UAV according to claim 3 is characterized in that: A rotating head (18) is fixed to the front end of the worm (17).

5. The suspension structure of a surveying and mapping UAV according to claim 3 is characterized in that: A slide rod (19) is fixed in the slide groove (12), the slider (13) is slidably sleeved on the slide rod (19), a slide rail (20) is fixed on the lower side of the fixed plate (8), a slide seat (21) is fixed on the top of the extrusion plate (9), and the slide seat (21) is slidably installed on the slide rail (20).

6. The suspension structure of a surveying and mapping UAV according to claim 1, characterized in that: The extrusion plate (9) is provided with a movable groove (22), and the pressing assembly includes a nut seat (23), the nut seat (23) is slidably installed in the movable groove (22), a screw rod (24) is nested in the nut seat (23), the upper end of the screw rod (24) is rotatably connected to the top wall of the movable groove (22), the lower end of the screw rod (24) is rotatably extended out of the movable groove (22) and is connected to a knob outside, and a pressing plate (25) is connected to the nut seat (23).

7. The suspension structure of a surveying and mapping UAV according to claim 3 is characterized by: The slider (13), the rack (14) and the extrusion plate (9) are integrally formed.

Images