CN215554264U

CN215554264U - Unmanned aerial vehicle rear body bracket device

Info

Publication number: CN215554264U
Application number: CN202121839066.1U
Authority: CN
Inventors: 刘宝栓
Original assignee: Sichuan Tengdun Technology Co Ltd
Current assignee: Sichuan Tengdun Technology Co Ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-01-18
Anticipated expiration: 2031-08-06

Abstract

The utility model belongs to the technical field of installation vehicles, and particularly relates to a rear body bracket device of an unmanned aerial vehicle. The technical scheme is as follows: an unmanned aerial vehicle rear body bracket device comprises a vehicle frame, wherein two stand columns are fixed on the vehicle frame, the other ends of the stand columns are connected with a first positioning sleeve, the first positioning sleeve is rotatably connected with a first nut sleeve, an outer lead screw assembly is connected with the first nut sleeve in a threaded manner, a second nut sleeve is rotatably connected with the outer lead screw assembly, an inner lead screw is connected with the second nut sleeve in a threaded manner, and a support bracket is connected between the two inner lead screws; one end of the support bracket is detachably connected with a limiting block. The utility model provides a two-stage lifting unmanned aerial vehicle rear body bracket device with detachable side edges.

Description

Unmanned aerial vehicle rear body bracket device

Technical Field

The utility model belongs to the technical field of installation vehicles, and particularly relates to a rear body bracket device of an unmanned aerial vehicle.

Background

The back fuselage bracket is affiliated to a top class equipment class, and its main effect supports the unmanned aerial vehicle fuselage, and unmanned aerial vehicle is in installation and maintenance debugging in-process, need carry out long-time supporting role and convenient and fast's removal to the fuselage. The existing unmanned aerial vehicle rear body bracket adopts an integral structure, so that a product is difficult to disassemble and difficult to maintain after being damaged, and the maintainability is poor; secondly, a hydraulic vehicle and a bracket are adopted, so that the problems of oil leakage and the like can be caused when the hydraulic vehicle is used for a long time, and the stability of the bracket cannot be ensured; the use of a 'herringbone' bracket is limited by the length of the device when a high lifting stroke is required, mainly by the length of the support arm and the length of the support. Therefore, the present invention provides a lateral edge for solving the existing problems.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model aims to provide a rear body bracket device of a two-stage lifting unmanned aerial vehicle with detachable side edges.

The technical scheme adopted by the utility model is as follows:

an unmanned aerial vehicle rear body bracket device comprises a vehicle frame, wherein two stand columns are fixed on the vehicle frame, the other ends of the stand columns are connected with a first positioning sleeve, the first positioning sleeve is rotatably connected with a first nut sleeve, an outer lead screw assembly is connected with the first nut sleeve in a threaded manner, a second nut sleeve is rotatably connected with the outer lead screw assembly, an inner lead screw is connected with the second nut sleeve in a threaded manner, and a support bracket is connected between the two inner lead screws; one end of the support bracket is detachably connected with a limiting block.

The horizontal rear fuselage of unmanned aerial vehicle can be placed on the support to overhaul or disassemble the rear fuselage. Because the lower end of the support bracket is connected with the two inner lead screws, when the second nut sleeve is rotated, the inner lead screws are driven by the second nuts to linearly lift. When the first nut sleeve is rotated, the first nut sleeve drives the outer lead screw assembly to lift from the line. Therefore, the height of the support can be adjusted in a two-stage lifting mode through the inner lead screw and the outer lead screw component, and the support can be guaranteed to accurately adjust the height and the inclination angle of the rear body of the unmanned aerial vehicle.

One end of the support bracket is detachably connected with a limiting block, so that the support bracket adopts a reasonable design form with detachable side edges, and when the limiting block is detached, one person can conveniently push the support bracket to be placed into the lower part of the machine body from the side surface.

As a preferable scheme of the utility model, the upright post is connected with the first positioning sleeve through a positioning pin. First position sleeve passes through the locating pin and connects upper end on the stand, then first position sleeve obtains reliably fixed for first position sleeve can reliably support to outer lead screw subassembly.

As a preferable scheme of the utility model, the outer lead screw assembly comprises an outer lead screw, the outer lead screw is in threaded connection with a first nut sleeve, the outer lead screw is connected with a second positioning sleeve, and the second positioning sleeve is in rotary connection with the second nut sleeve. The second nut sleeve can be reliably supported by the second positioning sleeve, and can freely rotate relative to the second positioning sleeve, so that the second nut sleeve can drive the inner lead screw to accurately lift.

As a preferable scheme of the utility model, one end of the inner lead screw, which is far away from the support, is connected with a baffle plate used for preventing the inner lead screw from falling off the second positioning sleeve. When the inner lead screw rises to contact with the second positioning sleeve, the baffle is blocked by the second positioning sleeve, and the inner lead screw is prevented from continuously rising.

As a preferable aspect of the present invention, a first hand wheel is fixed to the first nut sleeve, and a second hand wheel is fixed to the second nut sleeve. The first nut sleeve is driven to rotate by the first hand wheel, and the second nut sleeve is driven to rotate by the second hand wheel, so that the operation is convenient.

As a preferable scheme of the utility model, a plurality of supporting feet are arranged at the bottom of the frame. When the utility model is moved in place, the supporting legs can play a role in fixing and supporting.

As the preferable scheme of the utility model, the supporting foot comprises a rotating rod, the rotating rod is in threaded connection with the frame main body, and the bottom of the rotating rod is rotatably connected with a supporting foot seat. When the utility model moves in place, the rotating rod rotates, and then the rotating rod pushes the support foot seat to be tightly pressed with the ground, thereby playing the role of fixing and supporting.

As a preferable scheme of the utility model, one end of the rotating rod, which is far away from the supporting foot seat, is connected with a supporting hand wheel.

As a preferable scheme of the utility model, a plurality of universal casters are arranged at the bottom of the frame. The universal caster with the brake function plays a role in moving and fixing.

The utility model has the beneficial effects that:

1. the lower end of the support bracket is connected with two inner lead screws, and when the second nut sleeve is rotated, the inner lead screws are driven by the second nuts to linearly lift. When the first nut sleeve is rotated, the first nut sleeve drives the outer lead screw assembly to lift from the line. Therefore, the height of the support can be adjusted in a two-stage lifting mode through the inner lead screw and the outer lead screw component, and the support can be guaranteed to accurately adjust the height and the inclination angle of the rear body of the unmanned aerial vehicle.

2. One end of the support bracket is detachably connected with the limiting block, so that the support bracket adopts a reasonable design form with detachable side edges, and when the limiting block is detached, one person can conveniently push the support bracket to be placed into the lower part of the machine body from the side surface.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the drawings, 1-vehicle frame; 2-upright post; 3-a first positioning sleeve; 4-a first nut sleeve; 5-an external screw rod component; 6-a second nut sleeve; 7-inner lead screw; 8-supporting; 9-supporting feet; 11-universal castor; 41-a first hand wheel; 51-external screw rod; 52-a second locating sleeve; 61-a second hand wheel; 71-a baffle; 81-a limiting block; 91-rotating the rod; 92-a pedestal; 93-support hand wheel.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

As shown in fig. 1-3, the unmanned aerial vehicle rear body bracket device of this embodiment includes a vehicle frame 1, two columns 2 are fixed on the vehicle frame 1, the other end of the column 2 is connected with a first locating sleeve 3, the first locating sleeve 3 is connected with a first nut sleeve 4 through a bearing, the first nut sleeve 4 is in threaded connection with an outer lead screw assembly 5, the outer lead screw assembly 5 is connected with a second nut sleeve 6 through a bearing, the second nut sleeve 6 is in threaded connection with an inner lead screw 7, and a support bracket 8 is connected between the two inner lead screws 7.

It should be noted that one end of the support bracket 8 is detachably connected with a limiting block 81. Stopper 81 is up crooked, with prop up 8 and constitute the channel type structure jointly to unmanned aerial vehicle back fuselage can be reliably spacing after placing it on, avoids unmanned aerial vehicle back fuselage landing. The support bracket 8 is designed reasonably in a manner that the side edge can be detached, so that when the limiting block 81 is detached, one person can conveniently push the support bracket to be placed into the lower part of the machine body from the side surface.

Horizontal fuselage behind unmanned aerial vehicle can place on holding in the palm 8 to overhaul or the dismouting back fuselage. Because the lower end of the support bracket 8 is connected with the two inner lead screws 7, when the second nut sleeve 6 is rotated, the inner lead screws 7 are driven by the second nuts to linearly lift. When the first nut sleeve 4 is rotated, the first nut sleeve 4 drives the outer lead screw component 5 to lift from the line. Therefore, the height of the support bracket 8 can be adjusted in a double-stage lifting mode through the inner lead screw 7 and the outer lead screw component 5, and the support bracket 8 can be guaranteed to accurately adjust the height and the inclination angle of the rear body of the unmanned aerial vehicle.

Wherein, the upright post 2 is connected with the first positioning sleeve 3 through a positioning pin. First position sleeve 3 is connected in stand 2 upper end through the locating pin, then first position sleeve 3 obtains reliably fixed for first position sleeve 3 can reliably support outer lead screw subassembly 5.

Specifically, the outer lead screw assembly 5 comprises an outer lead screw 51, the outer lead screw 51 is in threaded connection with the first nut sleeve 4, the outer lead screw 51 is connected with a second positioning sleeve 52, and the second positioning sleeve 52 is connected with the second nut sleeve 6 through a bearing. The second positioning sleeve 52 can reliably support the second nut sleeve 6, and the second nut sleeve 6 can freely rotate relative to the second positioning sleeve 52, so that the second nut sleeve 6 can drive the inner lead screw 7 to accurately lift.

Furthermore, a baffle 71 for blocking the inner lead screw 7 from coming off the second positioning sleeve 52 is connected to one end of the inner lead screw 7 away from the support bracket 8. When the inner lead screw 7 ascends to contact the second positioning sleeve 52, the baffle plate 71 is blocked by the second positioning sleeve 52, and the inner lead screw 7 is prevented from continuously ascending.

A first hand wheel 41 is fixed on the first nut sleeve 4, and a second hand wheel 61 is fixed on the second nut sleeve 6. The first nut sleeve 4 is driven to rotate by the first hand wheel 41, and the second nut sleeve 6 is driven to rotate by the second hand wheel 61, so that the operation is convenient.

Furthermore, a plurality of supporting feet 9 are arranged at the bottom of the frame 1. When the utility model is moved to the right position, the supporting feet 9 can play the role of fixing and supporting. The supporting legs 9 comprise a rotating rod 91, the rotating rod 91 is in threaded connection with the frame 1, and the bottom of the rotating rod 91 is rotatably connected with a supporting leg seat 92. When the present invention is moved to the right position, the rotating rod 91 rotates, and the rotating rod 91 pushes the supporting foot seat 92 to press against the ground, so as to play a role in fixing and supporting. One end of the rotating rod 91, which is far away from the supporting foot seat 92, is connected with a supporting hand wheel 93.

Furthermore, a plurality of universal casters 11 are mounted on the bottom of the frame 1. The caster wheel 11 with a braking function performs moving and fixing functions.

It should be noted that: the support 8 is made of ABS material, and a rubber cushion is adhered to the surface of the support 8. The bearing is a thrust ball bearing. The outer screw rod 51 is a Tr60 trapezoidal screw rod, and the inner screw rod 7 is a Tr34 trapezoidal screw rod.

The utility model is not limited to the above alternative embodiments, and any other various forms of products can be obtained by anyone in the light of the present invention, but any changes in shape or structure thereof, which fall within the scope of the present invention as defined in the claims, fall within the scope of the present invention.

Claims

1. The unmanned aerial vehicle rear body bracket device is characterized by comprising a vehicle frame (1), wherein two stand columns (2) are fixed on the vehicle frame (1), the other ends of the stand columns (2) are connected with a first positioning sleeve (3), the first positioning sleeve (3) is rotatably connected with a first nut sleeve (4), the first nut sleeve (4) is in threaded connection with an outer lead screw component (5), the outer lead screw component (5) is rotatably connected with a second nut sleeve (6), the second nut sleeve (6) is in threaded connection with an inner lead screw (7), and a support (8) is connected between the two inner lead screws (7); one end of the support bracket (8) is detachably connected with a limiting block (81).

2. The unmanned aerial vehicle rear fuselage carrier device of claim 1, characterized in that between stand (2) and first locating sleeve (3) pass through the locating pin and be connected.

3. The unmanned aerial vehicle rear fuselage bracket device of claim 1, characterized in that the outer lead screw assembly (5) comprises an outer lead screw (51), the outer lead screw (51) is in threaded connection with the first nut sleeve (4), the outer lead screw (51) is connected with a second positioning sleeve (52), and the second positioning sleeve (52) is in rotational connection with the second nut sleeve (6).

4. The unmanned aerial vehicle rear fuselage carrier device of claim 1, characterized in that one end of the inner lead screw (7) far away from the support bracket (8) is connected with a baffle (71) for blocking the inner lead screw (7) from coming out of the second locating sleeve (52).

5. The unmanned aerial vehicle rear fuselage bracket device of claim 1, characterized in that a first hand wheel (41) is fixed on the first nut sleeve (4), and a second hand wheel (61) is fixed on the second nut sleeve (6).

6. The unmanned aerial vehicle rear fuselage carrier device of claim 1, characterized in that a plurality of supporting feet (9) are installed at the bottom of the frame (1).

7. The unmanned aerial vehicle fuselage carrier device of claim 6, characterized in that, supporting legs (9) include dwang (91), dwang (91) and frame (1) main part threaded connection, and the bottom of dwang (91) is rotated and is connected with stand seat (92).

8. The unmanned aerial vehicle rear fuselage carrier device of claim 7, characterized in that one end of the dwang (91) far away from the foot stool (92) is connected with a supporting hand wheel (93).

9. The unmanned aerial vehicle rear fuselage carrier device of any one of claims 1 to 8, characterized in that the bottom of the frame (1) is provided with a plurality of universal casters (11).