CN215361851U

CN215361851U - Unmanned aerial vehicle for foundation pit monitoring

Info

Publication number: CN215361851U
Application number: CN202121704772.5U
Authority: CN
Inventors: 王小明
Original assignee: Jiangsu Huaxin Survey And Design Co ltd
Current assignee: Jiangsu Huaxin Survey And Design Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-12-31
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to the technical field of foundation pit monitoring, and discloses an unmanned aerial vehicle for foundation pit monitoring, which solves the problem that the existing unmanned aerial vehicle is easy to incline due to the influence of the ground when landing and causes propeller damage, and comprises a body, wherein four corners of the outer end of the body are respectively connected with a protective ring, propellers are connected inside the protective ring through a support, the lower end of the body is connected with an installation platform, the outer end of the installation platform is crosswise connected with a cross rod relative to the lower end of the body, one end of the cross rod is connected with a buffering leg assembly relative to the lower part of the propeller, and the middle part of the lower end of the installation platform is provided with a camera; can play buffering cushioning effect when descending through buffering leg subassembly, receive the damage when avoiding the device to descend.

Description

Unmanned aerial vehicle for foundation pit monitoring

Technical Field

The utility model belongs to the technical field of foundation pit monitoring, and particularly relates to an unmanned aerial vehicle for foundation pit monitoring.

Background

The foundation pit monitoring is an important link in foundation pit engineering construction, and means that in the process of foundation pit excavation and underground engineering construction, various observation and analysis works are carried out on the characteristics of the foundation pit, the displacement of a supporting structure and the change of surrounding environment conditions, the monitoring result is fed back in time, the deformation and the development of a stable state which are caused after further construction are predicted, the degree of influence of the construction on the surrounding environment is judged according to the prediction, the design and the construction are guided, and the information construction is realized.

In order to effectively reduce the probability of safety accidents caused by the fact that the situation of a construction site cannot be mastered in the first time when the safety risk supervision strength is insufficient or an emergency situation occurs in deep foundation pit engineering, unmanned aerial vehicle inspection technology is introduced into many deep foundation pit engineering construction enterprises.

The existing unmanned aerial vehicle propeller is not provided with a protective structure usually, and is affected by uneven ground factors when the unmanned aerial vehicle descends due to the fact that the ground environment of a construction site is poor, so that the unmanned aerial vehicle is prone to inclining and the propeller and the ground are damaged in a contact mode.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the unmanned aerial vehicle for monitoring the foundation pit, and the problem that the existing unmanned aerial vehicle is easy to incline due to the influence of the ground when landing, so that the propeller is damaged is effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an unmanned aerial vehicle for foundation ditch monitoring, includes the fuselage, fuselage outer end four corners all is connected with the guard circle, and the guard circle is inside to have a screw through the leg joint, and the fuselage lower extreme is connected with the mount table, and the mount table outer end has the horizontal pole for fuselage lower extreme cross connection, and horizontal pole one end is connected with the buffering leg subassembly for the screw below, and mount table lower extreme mid-mounting has the camera.

Preferably, buffering leg subassembly is including a supporting cylinder, and the inside sliding connection of a supporting cylinder has the lower slide, and the lower slide lower extreme is connected with branch, and the branch lower extreme extends to the supporting cylinder outer end and is connected with the supporting shoe, and the branch outside is equipped with first spring for the cover between lower slide and the supporting cylinder inner wall, and lower slide upper end middle part is connected with the sleeve, and sleeve internal connection has the second spring, and second spring upper end is connected with the buffer beam, and the buffer beam upper end is connected with the slide, is connected with the flexure strip between upper slide upper end and the supporting cylinder inner wall.

Preferably, folding rods are symmetrically and movably connected between the upper sliding plate and the lower sliding plate, and a third spring is connected between the middle part of one end of each folding rod and the sleeve.

Preferably, the machine body is composed of a shell and four groups of cover plates, and the cover plates are connected to the upper end of the shell.

Preferably, two edges of the cover plate are turned upwards to form side edges.

Preferably, the lower end of the supporting block is connected with a rubber pad, and the rubber pad is arranged in a hemispherical structure.

Preferably, the mounting table is connected with the machine body through screws, and grooves convenient for the cross rods to accommodate are formed in the upper end of the mounting table in a crossed mode.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the utility model, through the protection ring structure arranged outside the propeller, when the device lands, the propeller can be prevented from inclining due to the influence of uneven ground, and the propeller can be protected under the matching of the buffer leg assembly and the protection ring, so that the propeller is not easy to damage;

(2) when the device descends, the force when falling to the ground is transmitted upwards, the lower sliding plate moves upwards, the first spring is stretched, the sleeve extrudes the second spring, so that the buffer rod transmits the force to the upper sliding plate, the upper sliding plate extrudes the elastic sheet, in addition, when the lower sliding plate moves upwards, the folding rod generates a folding phenomenon, the third spring is stretched by times, the force when falling is absorbed by buffering under the action of the first spring, the second spring, the third spring and the elastic sheet, the buffering and shock absorption effects are realized, and the device is prevented from being damaged when falling;

(3) according to the novel machine body mechanism formed by the shell and the cover plate, when the interior of the machine body needs structural maintenance, the cover plate can be quickly opened, the shell is exposed, and the maintenance of the internal structure is facilitated;

(4) the novel appearance is simple, and the whole structure is simple.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

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

FIG. 2 is a schematic view of the mounting structure of the camera head of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a schematic structural view of a bumper leg assembly according to the present invention;

FIG. 5 is an enlarged view of A of FIG. 4 according to the present invention;

in the figure: 1. a body; 101. a housing; 102. a cover plate; 2. a guard ring; 3. a support; 4. a propeller; 5. an installation table; 6. a cross bar; 7. a buffer leg assembly; 701. a support cylinder; 702. a lower slide plate; 703. a strut; 704. a support block; 705. a first spring; 706. a sleeve; 707. a second spring; 708. a buffer rod; 709. an upper slide plate; 710. an elastic sheet; 711. a folding bar; 712. a third spring; 8. a camera is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-5, the flying protection device comprises a body 1, four corners of the outer end of the body 1 are respectively connected with a protection ring 2, a propeller 4 can be protected when the flying protection device flies, the inside of the protection ring 2 is connected with the propeller 4 through a support 3, the lower end of the body 1 is connected with an installation table 5, the outer end of the installation table 5 is crosswise connected with a cross rod 6 relative to the lower end of the body 1, the installation table 5 is connected with the body 1 through screws, a groove convenient for the cross rod 6 to be accommodated is crosswise formed in the upper end of the installation table 5, one end of the cross rod 6 is connected with a buffering leg assembly 7 relative to the lower portion of the propeller 4, and the middle of the lower end of the installation table 5 is provided with a camera 8.

In the second embodiment, based on the first embodiment, the leg assembly 7 includes a supporting cylinder 701, a lower sliding plate 702 is slidably connected inside the supporting cylinder 701, a supporting rod 703 is connected to a lower end of the lower sliding plate 702, a supporting block 704 is connected to an outer end of the supporting cylinder 701, a rubber pad is connected to a lower end of the supporting block 704, the rubber pad is arranged in a hemispherical structure and can be contacted with the ground to reduce friction when falling, a first spring 705 is sleeved outside the supporting rod 703 relative to the position between the lower sliding plate 702 and the inner wall of the supporting cylinder 701, a sleeve 706 is connected to the middle of the upper end of the lower sliding plate 702, a second spring 707 is connected inside the sleeve 706, a buffer rod 708 is connected to the upper end of the second spring 707, an upper sliding plate 709 is connected to the upper end of the buffer rod 708, an elastic sheet 710 is connected between the upper end of the upper sliding plate 709 and the inner wall of the supporting cylinder 701, folding rods 711 are symmetrically and movably connected between the upper sliding plate 709 and the lower sliding plate 702, and a third spring 712 is connected between the middle of one end of the folding rods 711 and the sleeve 706;

when the device falls, the supporting block 704 is in contact with the ground, force when falling to the ground is transmitted upwards through the supporting rod 703, at the moment, the lower sliding plate 702 moves upwards along the inner wall of the supporting cylinder 701, the first spring 705 stretches, the sleeve 706 extrudes the second spring 707, so that the buffering rod 708 transmits force to the upper sliding plate 709, the upper sliding plate 709 extrudes the elastic sheet 710, in addition, when the lower sliding plate 702 moves upwards, the folding rod 711 is folded, the third spring 712 stretches by times, force when falling is buffered and absorbed under the action of the first spring 705, the second spring 707, the third spring 712 and the elastic sheet 710, and the buffering and shock absorption effects are achieved.

Third embodiment, on the basis of first embodiment, fuselage 1 comprises casing 101 and apron 102, and casing 101 upper end is connected with apron 102, and the apron 102 quantity is four groups, and apron 102 wherein two limits all turn over upwards and have the side, and casing 101 is inside to be used for placing power and control module, and when needs overhauld fuselage 1 inner structure, apron 102 can be opened fast, exposes casing 101, conveniently overhauls inner structure.

The working principle is as follows: when the device is used, data to be detected are acquired through the flying of the device and above a foundation pit, when the device descends, the supporting block 704 on the buffering leg component 7 is in contact with the ground, the force when the device lands on the ground is transmitted upwards by the supporting rod 703, at the moment, the lower sliding plate 702 moves upwards along the inner wall of the supporting cylinder 701, the first spring 705 is stretched, the sleeve 706 extrudes the second spring 707, the buffering rod 708 transmits the force to the upper sliding plate 709, the upper sliding plate 709 extrudes the elastic sheet 710, in addition, when the lower sliding plate 702 moves upwards, the folding rod 711 is folded, the third spring 712 is stretched in multiple times, the force when the device descends is buffered and absorbed under the action of the first spring 705, the second spring 707, the third spring 712 and the elastic sheet 710, and the buffering and shock absorption effects are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 for foundation ditch monitoring, includes fuselage (1), its characterized in that: fuselage (1) outer end four corners all is connected with guard ring (2), and guard ring (2) are inside to be connected with screw (4) through support (3), and fuselage (1) lower extreme is connected with mount table (5), and mount table (5) outer end has horizontal pole (6) for fuselage (1) lower extreme cross connection, and horizontal pole (6) one end is connected with buffering leg subassembly (7) for screw (4) below, and mount table (5) lower extreme mid-mounting has camera (8).

2. The unmanned aerial vehicle for foundation pit monitoring of claim 1, wherein: buffering leg subassembly (7) are including supporting section of thick bamboo (701), supporting section of thick bamboo (701) inside sliding connection has down slide (702), down slide (702) lower extreme is connected with branch (703), branch (703) lower extreme extends to supporting section of thick bamboo (701) outer end and is connected with supporting shoe (704), branch (703) outside is equipped with first spring (705) for between slide (702) and the supporting section of thick bamboo (701) inner wall down, lower slide (702) upper end middle part is connected with sleeve (706), sleeve (706) internal connection has second spring (707), second spring (707) upper end is connected with buffer beam (708), buffer beam (708) upper end is connected with slide (709), be connected with flexure strip (710) between upper slide (709) upper end and supporting section of thick bamboo (701) inner wall.

3. The unmanned aerial vehicle for foundation pit monitoring of claim 2, wherein: folding rods (711) are symmetrically and movably connected between the upper sliding plate (709) and the lower sliding plate (702), and a third spring (712) is connected between the middle part of one end of each folding rod (711) and the sleeve (706).

4. The unmanned aerial vehicle for foundation pit monitoring of claim 1, wherein: the machine body (1) is composed of a shell (101) and cover plates (102), the cover plates (102) are connected to the upper end of the shell (101), and the number of the cover plates (102) is four.

5. The unmanned aerial vehicle for foundation pit monitoring of claim 4, wherein: two edges of the cover plate (102) are turned upwards to form side edges.

6. The unmanned aerial vehicle for foundation pit monitoring of claim 2, wherein: the lower end of the supporting block (704) is connected with a rubber pad, and the rubber pad is arranged in a hemispherical structure.

7. The unmanned aerial vehicle for foundation pit monitoring of claim 1, wherein: the mounting table (5) is connected with the machine body (1) through screws, and grooves convenient for the transverse rods (6) to be accommodated are formed in the upper end of the mounting table (5) in a crossed mode.