CN216695015U

CN216695015U - Unmanned aerial vehicle aerial survey image control point mark device

Info

Publication number: CN216695015U
Application number: CN202220026563.8U
Authority: CN
Inventors: 王月
Original assignee: Zhejiang Industry Polytechnic College
Current assignee: Zhejiang Industry Polytechnic College
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-06-07
Anticipated expiration: 2032-01-06

Abstract

The utility model provides an unmanned aerial vehicle aerial survey image control point marking device, which relates to the field of unmanned aerial vehicles and comprises an indicating frame, a sliding rod, a sleeve rod and an inserting rod, wherein the indicating frame is in a cross shape, the top of the sliding rod is provided with a universal ball, the middle part of the indicating frame is connected with the sliding rod through the universal ball, the bottom of the sliding rod is sleeved in the sleeve rod, the sleeve rod is in threaded connection with a bolt, the bottom of the sleeve rod is provided with the inserting rod, and the end parts of the bottoms of four rods of the indicating frame are respectively provided with a telescopic supporting rod. The device has realized the level control to the indication frame to make the indication frame be in the horizontality, guarantee the precision of unmanned aerial vehicle survey and drawing.

Description

Unmanned aerial vehicle aerial survey image control point mark device

Technical Field

The utility model relates to the technical field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle aerial survey image control point marking device.

Background

A drone is an unmanned aircraft that is operated with a radio remote control device and self-contained program control, or is operated autonomously, either completely or intermittently, by a computer. Along with the continuous development of science and technology, unmanned aerial vehicle has replaced a lot of manpower work, if in agriculture, take photo by plane, plant protection etc.. The aerial survey digital mapping of the unmanned aerial vehicle is a main means of mapping in recent years, image control points are often required to be arranged during aerial photogrammetry of the unmanned aerial vehicle, the conventional image control point mark arrangement mode is mostly that paint spraying is carried out on the image control points or a soft target formed by spraying is laid, the two modes are required to be arranged at a flat position, and the applicability is poor. Control point mark devices also appear in the market at present, but these control point mark devices do not have the effect of level adjustment, still can lead to certain deviation when unmanned aerial vehicle surveys and draws.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an unmanned aerial vehicle aerial survey image control point marking device, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an unmanned aerial vehicle aerial survey image control point mark device, includes and instructs the frame, its characterized in that: still include slide bar, loop bar and insert the pole, the instruction frame is the cross form, the top of slide bar is provided with universal ball, the middle part of instruction frame links to each other with the slide bar through universal ball, the bottom cover of slide bar is established in the loop bar, threaded connection has the bolt on the loop bar, the bottom of loop bar is provided with the insert pole, the tip department of the bottom of four poles of instruction frame all is provided with the telescopic bracing piece.

Preferably, the bottom of four poles of instruction frame has all seted up the holding tank along the length direction of four poles respectively, the bracing piece articulates in the holding tank, the holding tank is used for holding the bracing piece.

Preferably, the bracing piece includes dwang, threaded rod and backup pad, in the articulated holding tank of one end of dwang, be the cavity form in the dwang, the one end of spout one is kept away from to threaded rod threaded connection at the dwang, the one end of dwang is kept away from at the threaded rod to the backup pad setting.

Preferably, a plurality of breach has been seted up along the circumferencial direction on the inserted bar, a plurality of spout two along the inserted bar radial direction is seted up to the bottom in the inserted bar, spout two is corresponding with the breach, equal slip adaptation has the sector plate on the spout two, links to each other through the spring between the adjacent sector plate, one side that the sector plate is close to the breach is provided with the dead lever, the dead lever is corresponding with the breach, be provided with actuating mechanism in the inserted bar for the drive sector plate is close to the breach.

Preferably, the driving mechanism comprises a conical block, a screw rod, two sliding blocks and two connecting rods, the conical block is vertically matched in the insertion rod in a sliding manner and is located above the sector plate, the conical block is in a shape of big top and small bottom, a first sliding groove is formed in the loop bar along the radial direction, the screw rod is arranged in the first sliding groove, one end of the screw rod is pivoted in the loop bar, the other end of the screw rod penetrates through the loop bar, the threads on the two sides of the screw rod are different in rotating direction, the two sliding blocks are respectively in threaded connection with the two sides of the screw rod, one end of each connecting rod is hinged to the corresponding sliding block, and the other end of each connecting rod is hinged to the top of the conical block.

Preferably, one end of the screw rod, which is far away from the loop bar, is provided with a second knob.

Preferably, the bottom of the insertion rod is conical.

Preferably, one end of the fixed rod, which is far away from the sector plate, is in a conical shape.

Preferably, a level is arranged on the indicating frame.

Preferably, an LED lamp is arranged on the indicating frame.

(III) advantageous effects

The utility model provides an unmanned aerial vehicle aerial survey image control point marking device. The method has the following beneficial effects:

1. this unmanned aerial vehicle aerial survey image control point mark device is through setting up the indication frame to the cross form to link to each other with the slide bar top through universal ball, thereby can make the indication frame can rotate to all directions on the slide bar. After inserting the inserted bar into soil, the height position of each pole of instruction frame is adjusted to the telescopic bracing piece on the bottom of four poles of accessible instruction frame to make the instruction frame be in a horizontality, thereby make unmanned aerial vehicle survey and drawing more accurate.

Drawings

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

FIG. 2 is a schematic view of the bottom structure of the present invention;

FIG. 3 is a cross-sectional view of a loop bar and an insert bar of the present invention;

fig. 4 is a schematic structural view of the present invention when opened.

In the figure: 1. an indication frame; 11. an LED lamp; 12. a level bar; 13. accommodating grooves; 2. a support bar; 21. rotating the rod; 22. a threaded rod; 23. a support plate; 3. a loop bar; 31. a bolt; 32. a first knob; 33. a second knob; 34. a lead screw; 35. a first sliding chute; 36. a slider; 37. a connecting rod; 4. a slide bar; 41. a universal ball; 5. an insertion rod; 51. a notch; 52. a second chute; 53. a sector plate; 54. fixing the rod; 55. a conical block; 56. a spring.

Detailed Description

The embodiment of the utility model provides an unmanned aerial vehicle aerial survey image control point marking device, which comprises an indicating frame 1, a sliding rod 4, a loop bar 3 and an inserting rod 5 as shown in figures 1-4, wherein the indicating frame 1 is designed into a cross shape as shown in figure 1, a universal ball 41 is arranged at the top of the sliding rod 4, and the middle part of the indicating frame 1 is connected with the sliding rod 4 through the universal ball 41, so that the indicating frame 1 can move on the sliding rod 4 in all directions, and the horizontal state of the indicating frame 1 can be effectively adjusted. Meanwhile, a level 12 is arranged on the indicating frame 1, and whether the indicating frame 1 is in a horizontal state or not is observed through the level 12.

As shown in fig. 1, establish the bottom cover of slide bar 4 in loop bar 3 for slide bar 4 can slide on loop bar 3, thereby can adjust the distance of instructing frame 1 apart from loop bar 3, with this different environment of adaptation, make things convenient for unmanned aerial vehicle to seek and survey and draw. And the bolt 31 is connected with the loop bar 3 through screw threads, and the bolt 31 on the loop bar 3 is screwed to be contacted with the sliding rod 4, so that the sliding rod 4 is fixed on the loop bar 3, namely, the distance between the indicating frame 1 and the loop bar 3 can be fixed. An inserting rod 5 is arranged at the bottom of the loop bar 3, and the whole device can be fixed on the ground through the inserting rod 5. Tip department in the bottom of four poles of indication frame 1 all is provided with telescopic bracing piece 2, through adjusting the height separately of four poles of indication frame 1 to each telescopic bracing piece 2 to make indication frame 1 be in a horizontality, guarantee the precision of an unmanned aerial vehicle survey and drawing.

Holding tank 13 has all been seted up along the length direction of four poles respectively in the bottom of instructing frame 1, articulates bracing piece 2 in holding tank 13 simultaneously to accessible holding tank 13 holds bracing piece 2, makes the device can hold bracing piece 2 in holding tank 13 when not using, thereby reduces the area of whole device, as shown in fig. 2.

As shown in fig. 4, the support rod 2 in this embodiment includes a rotating rod 21, a threaded rod 22 and a support plate 23, wherein one end of the rotating rod 21 is hinged in the receiving groove 13 so that the rotating rod 21 can rotate up and down in the receiving groove 13, thereby allowing the rotating rod 21 to enter the receiving groove 13 and escape from the receiving groove 13. The rotating rod 21 has a cavity therein so that the threaded rod 22 can be accommodated in the rotating rod 21. Keep away from the one end of spout 35 with threaded rod 22 threaded connection at dwang 21 to can make threaded rod 22 rotate on dwang 21 and get into the dwang 21 in and outside the dwang 21 rotates out, thereby reduce and increase the length of whole root bracing piece 2, thereby can effectively adjust the height of four poles of instruction frame 1, thereby make instruction frame 1 be in a horizontality. The support plate 23 is disposed at an end of the threaded rod 22 away from the rotating rod 21, so that the support area of the support rod 2 can be increased by the support plate 23, and the support of the indication frame 1 is more stable, as shown in fig. 4.

Because the insertion rod 5 needs to be inserted into the soil, and some soil is soft, which may cause the insertion rod 5 to be inserted into the soil and not be well fixed, as shown in fig. 3, a plurality of notches 51 are formed in the insertion rod 5 along the circumferential direction, a plurality of second sliding grooves 52 are formed in the inner bottom of the insertion rod 5 along the radial direction of the insertion rod 5, and the plurality of second sliding grooves 52 are arranged at the bottom of the insertion rod 5 along the circumferential direction, and the second sliding grooves 52 correspond to the notches 51. The two sliding chutes 52 are respectively provided with a sector plate 53 in a sliding fit manner, so that the sector plates 53 can slide in the two sliding chutes 52, and the adjacent two sector plates 53 are connected through a spring 56, namely, the sector plates 53 can be close to the center through the elastic force of the spring 56, so that the sector plates 53 are far away from the notch 51. The fixing rod 54 is disposed on one side of the sector plate 53 near the notch 51, and the fixing rod 54 corresponds to the notch 51, so that when the sector plate 53 moves toward the notch 51, the fixing rod 54 on the sector plate 53 can enter the soil outside the insertion rod 5 through the notch 51, thereby fixing the insertion rod 5. In order to allow the fixing rod 54 to be quickly inserted into the soil, an end of the fixing rod 54 remote from the sector plate 53 is designed to be conical, so that the fixing rod 54 can be quickly inserted into the soil when the sector plate 53 moves toward the notch 51.

A drive mechanism is provided in the insertion rod 5, and the respective sector plates 53 are driven by the drive mechanism to move toward the notches 51. As shown in fig. 3, the driving mechanism includes a conical block 55, a lead screw 34, two sliding blocks 36 and two connecting rods 37, the conical block 55 is vertically and slidably fitted in the insertion rod 5, and is located above the sector plates 53 and at the center of the sector plates 53. At the same time, the conical block 55 is large at the top and small at the bottom so that when the conical block 55 moves downward, the plurality of sector plates 53 are pushed up toward the notch 51, thereby allowing the fixing rod 54 to enter the soil around the insertion rod 5. A first sliding groove 35 is formed in the loop bar 3 along the radial direction, the lead screw 34 is arranged in the first sliding groove 35, one end of the lead screw 34 is pivoted in the loop bar 3, and the other end of the lead screw passes through the loop bar 3, so that the lead screw 34 can rotate in the loop bar 3. The two threads on the two sides of the lead screw 34 are set to have different turning directions, and the two sliding blocks 36 are respectively connected to the two sides of the lead screw 34 in a threaded manner, so that the two sliding blocks 36 can be driven to move away from and close to each other when the lead screw 34 rotates. One end of each of the two connecting rods 37 is hinged to the two sliding blocks 36, and the other end is hinged to the top of the conical block 55. In order to rotate the lead screw 34 conveniently, a second knob 33 is arranged at one end of the lead screw 34 far away from the sleeve rod 3.

After the insertion rod 5 is inserted into the soil, the bottom of the insertion rod 5 is designed to be conical in order to facilitate the insertion of the insertion rod 5 into the soil, so that the insertion rod 5 can be conveniently inserted into the soil. And rotating the second knob 33 on the lead screw 34, thereby driving the lead screw 34 to rotate, and enabling the two sliding blocks 36 on the lead screw 34 to approach each other. Thereby, the connecting rod 37 drives the conical block 55 to move downwards, and the plurality of fan-shaped plates 53 are pushed outwards, so that the fixing rods 54 on the fan-shaped plates 53 enter the soil around the insertion rod 5 through the notches 51, and the insertion rod 5 is fixed. After the surveying and mapping is completed, the second knob 33 is rotated reversely, so that the lead screw 34 is rotated reversely, and the two sliding blocks 36 are far away from each other, so that the connecting rod 37 drives the conical block 55 to move upwards, an outward jacking force is not generated on the plurality of sector plates 53, the plurality of sector plates 53 are close to the center under the action of the spring 56, and the fixing rod 54 enters the inserting rod 5 again. In order to facilitate searching for the indicating frame 1, an LED lamp 11 is arranged on the indicating frame 1.

The working principle is as follows: when unmanned aerial vehicle aerial survey image control point mark device used, after inserting pole 5 into soil, adjustment slide bar 4 was apart from loop bar 3 distances, and after the adjustment was accomplished, rotated knob 32 to drive bolt 31 and rotate and get into 3 interior offsets with slide bar 4 of loop bar, can slide bar 4 fix on loop bar 3. The rotating lever 21 is rotated out of the receiving groove 13 so that the rotating lever 21 and the indication frame 1 are perpendicular to each other. Observing the position of the level 12 on the indication frame 1, the respective threaded rods 22 are rotated, thereby adjusting the overall length of the respective support rods 2. Can realize adjusting the height of whole 1 four poles of instruction frame through the height of adjusting each bracing piece 2 to adjust whole instruction frame 1 to the horizontality, make when unmanned aerial vehicle survey and drawing, can obtain more accurate measurement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an unmanned aerial vehicle aerial survey image control point mark device, includes indicating frame (1), its characterized in that: still include slide bar (4), loop bar (3) and insert pole (5), indicate frame (1) to be the cross form, the top of slide bar (4) is provided with universal ball (41), the middle part of indicating frame (1) links to each other with slide bar (4) through universal ball (41), the bottom cover of slide bar (4) is established in loop bar (3), threaded connection has bolt (31) on loop bar (3), the bottom of loop bar (3) is provided with inserts pole (5), the tip department of the bottom of four poles of indication frame (1) all is provided with telescopic bracing piece (2).

2. The unmanned aerial vehicle aerial survey image control point marking device of claim 1, characterized in that: the bottom of four poles of instruction frame (1) has all seted up holding tank (13) along the length direction of four poles respectively, bracing piece (2) articulate in holding tank (13), holding tank (13) are used for holding bracing piece (2).

3. The unmanned aerial vehicle aerial survey image control point marking device of claim 2, characterized in that: bracing piece (2) are including dwang (21), threaded rod (22) and backup pad (23), in the articulated holding tank of one end (13) of dwang (21), be the cavity form in dwang (21), the one end of spout (35) is kept away from in dwang (21) threaded connection threaded rod (22), the one end of dwang (21) is kept away from in threaded rod (22) is set up in backup pad (23).

4. The unmanned aerial vehicle aerial survey image control point marking device of claim 1, characterized in that: a plurality of gaps (51) are formed in the insertion rod (5) in the circumferential direction, a plurality of second sliding grooves (52) in the radial direction of the insertion rod (5) are formed in the bottom of the insertion rod (5), the second sliding grooves (52) correspond to the gaps (51), fan-shaped plates (53) are matched with the second sliding grooves (52) in a sliding mode, adjacent fan-shaped plates (53) are connected through springs (56), one side, close to the gaps (51), of each fan-shaped plate (53) is provided with a fixing rod (54), the fixing rods (54) correspond to the gaps (51), and driving mechanisms are arranged in the insertion rod (5) and used for driving the fan-shaped plates (53) to be close to the gaps (51).

5. The unmanned aerial vehicle aerial survey image control point marking device of claim 4, characterized in that: the driving mechanism comprises a conical block (55), a lead screw (34), two sliding blocks (36) and two connecting rods (37), the conical block (55) is vertically matched in the insertion rod (5) in a sliding mode and located above the sector plate (53), the conical block (55) is in a large-top-small-bottom shape, a first sliding groove (35) is formed in the sleeve rod (3) along the radial direction, the lead screw (34) is arranged in the first sliding groove (35), one end of the lead screw (34) is pivoted in the sleeve rod (3), the other end of the lead screw penetrates through the sleeve rod (3), threads on two sides of the lead screw (34) are different in rotating direction, the two sliding blocks (36) are respectively in threaded connection with two sides of the lead screw (34), one end of each connecting rod (37) is hinged to the corresponding sliding block (36), and the other end of each connecting rod (37) is hinged to the top of the conical block (55).

6. The unmanned aerial vehicle aerial survey image control point marking device of claim 5, characterized in that: and a second knob (33) is arranged at one end of the screw rod (34) far away from the loop bar (3).

7. The unmanned aerial vehicle aerial survey image control point marking device of claim 1, characterized in that: the bottom of the insertion rod (5) is conical.

8. The unmanned aerial vehicle aerial survey image control point marking device of claim 4, characterized in that: one end of the fixing rod (54) far away from the sector plate (53) is conical.

9. The unmanned aerial vehicle aerial survey image control point marking device of claim 1, characterized in that: a level ruler (12) is arranged on the indicating frame (1).

10. The unmanned aerial vehicle aerial survey image control point marking device of claim 1, characterized in that: and the indicating frame (1) is provided with an LED lamp (11).