CN211336416U

CN211336416U - Unmanned aerial vehicle's integral type undercarriage

Info

Publication number: CN211336416U
Application number: CN201921677985.6U
Authority: CN
Inventors: 李颜红; 蔺正海
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-08-25
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses an unmanned aerial vehicle's integral type undercarriage, including supporter, elevating system, the side symmetry of supporter bottom detection case is equipped with laser ranging sensor, infrared sensor, elevating system includes rotating electrical machines, telescopic bracket, electric putter passes through the locating pin activity and sets up between two inside adjacent connecting rods of telescopic bracket, the telescopic bracket inside activity in the electric putter outside is provided with the recoil spring, the vertical activity in one end side that the supporter was kept away from to the telescopic bracket is provided with the balance plate. The utility model discloses realize the real-time detection operation of the position of taking off and land and posture and give the controller with information transmission through laser rangefinder sensor and infrared sensor during the use, the rotating electrical machines rotates and drives the transmission gear shaft and rotate and accomplish the adjustment operation of the position of taking off and land under electric putter and recoil spring action in order to drive the telescopic bracket rotation, guarantees that unmanned aerial vehicle operation is reliable and stable, excellent in use effect.

Description

Unmanned aerial vehicle's integral type undercarriage

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is an unmanned aerial vehicle's integral type undercarriage.

Background

Landing gear is an attachment device for supporting an aircraft for ground (surface) movement during takeoff and landing or ground (surface) taxiing on the lower portion of the aircraft. The landing gear is the only part that supports the entire aircraft and is therefore an integral part of the aircraft. The undercarriage for the existing unmanned aerial vehicle is mostly a supporting steel frame, the adjustment operation of the take-off and landing angle and the height cannot be finished, the situation that the undercarriage is overturned due to bounce and the like easily occurs when the undercarriage is rigidly landed, the operation safety and the use performance of the unmanned aerial vehicle are seriously influenced, and the practicability is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an unmanned aerial vehicle's integral type undercarriage to solve among the prior art unmanned aerial vehicle undercarriage can not accomplish the problem of take-off and landing angle and height control operation.

In order to achieve the above object, the utility model provides a following technical scheme: an integrated landing gear of an unmanned aerial vehicle comprises a supporting body and a lifting mechanism, wherein a round platform-shaped detection box is transversely and fixedly arranged in the middle of the bottom surface of the supporting body, a side surface of the detection box, which is far away from the supporting body, is provided with a laser ranging sensor and an infrared sensor through transversely arranging a circular through hole, the lifting mechanism comprises a rotating motor, a telescopic bracket and an electric push rod, the rotating motor is transversely and fixedly arranged in the middle of the bottom end of the inner wall of an installation cavity arranged in the supporting body through a mounting plate, the inner wall of the supporting body at one side of the rotating motor is longitudinally and movably provided with a transmission gear shaft, the telescopic bracket is obliquely and movably arranged at one end of the side surface of the supporting body through a connecting plate, the electric push rod is movably arranged between two adjacent connecting rods in the, and a balance plate is longitudinally and movably arranged on one side surface of the telescopic bracket far away from the support body.

Preferably, the outer shells of the support body and the detection box are made of titanium alloy or carbon fiber.

Preferably, the rotating motor is a servo positive and negative rotating motor, and an output shaft of the rotating motor is in meshed connection with one end side face of the transmission gear shaft through a reduction gear.

Preferably, a group of telescopic supports are symmetrically arranged on the left side surface and the right side surface of the support body and are controlled and driven by the same rotating motor in the support body, and the angle range of the telescopic supports adjusted by the rotating motor is-45-0 degrees.

Preferably, the laser ranging sensor and the infrared sensor are in signal connection with the electric push rod through the controller, and the electric push rod in the telescopic support is controlled by the controller in a centralized and synchronous mode.

Preferably, a plurality of U-shaped anti-skidding grooves are longitudinally and uniformly formed in the surface of one side, away from the telescopic support, of the balance plate, and C-shaped folding inner hidden grooves are symmetrically formed in the surface of the bottom of the support body on the outer side of the detection box.

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

1. elevating system includes rotating electrical machines, telescopic bracket, electric putter, and the activity is provided with the re-entry spring between two adjacent connecting rods of electric putter outside telescopic bracket inside, and rotating electrical machines rotates and drives the transmission pinion shaft and rotate and accomplish the adjustment operation of the position of taking off and land under electric putter and re-entry spring effect in order to drive telescopic bracket rotatory during the use, guarantees that unmanned aerial vehicle operation is reliable and stable, excellent in use effect.

2. The side of the detection box at the bottom of the support body is provided with the laser ranging sensor and the infrared sensor, the rising and falling positions and the rising and falling postures can be detected in real time, and information such as the rising and falling postures can be transmitted to the controller for centralized control, so that the practicability is enhanced when different environment use demands are met under automatic control.

Drawings

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

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

fig. 2 is a bottom view of the present invention;

fig. 3 is a schematic view of a part of the connection structure of the internal rotating electrical machine of the support body according to the present invention.

In the figure: 1. a support body; 2. a detection box; 3. a laser ranging sensor; 4. an infrared sensor; 5. a rotating electric machine; 6. a telescopic bracket; 7. an electric push rod; 8. a transmission gear shaft; 9. a spring is re-entered; 10. a balance plate; 11. an anti-slip groove; 12. the inner hidden groove is folded.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, in an embodiment of the present invention, an integrated landing gear of an unmanned aerial vehicle comprises a supporting body 1 and a lifting mechanism, wherein a truncated cone-shaped detection box 2 is transversely and fixedly arranged at the middle part of the bottom surface of the supporting body 1, a laser distance measuring sensor 3 and an infrared sensor 4 are symmetrically arranged on the surface of one side of the detection box 2 away from the supporting body 1 by transversely arranging a circular through hole, the lifting mechanism comprises a rotating motor 5, a telescopic bracket 6 and an electric push rod 7, the rotating motor 5 is transversely and fixedly arranged at the middle part of the bottom end of an installation cavity arranged in the supporting body 1 through a mounting plate, a transmission gear shaft 8 is longitudinally and movably arranged on the inner wall of the supporting body 1 at one side of the rotating motor 5, the telescopic bracket 6 is obliquely and movably arranged at one end of the side surface of the supporting body, a recoil spring 9 is movably arranged in the telescopic bracket 6 at the outer side of the electric push rod 7, and a balance plate 10 is longitudinally and movably arranged on the side surface of one end of the telescopic bracket 6 far away from the support body 1; the outer shells of the support body 1 and the detection box 2 are respectively made of titanium alloy or carbon fiber, so that the whole weight of the undercarriage can be effectively reduced, and the service performance can be ensured; the rotating motor 5 is a servo positive and negative rotating motor, and an output shaft of the rotating motor 5 is in meshed connection with one end side face of the transmission gear shaft 8 through a reduction gear, so that the transmission connection is reliable; a group of telescopic supports 6 are symmetrically arranged on the left side surface and the right side surface of the support body 1 and are controlled and driven by the same rotating motor 5 in the support body 1, and the angle range of the telescopic supports 6 adjusted by the rotating motor 5 is-45-0 degrees, so that the lifting use requirements of different terrains are met; the laser ranging sensor 3 and the infrared sensor 4 are in signal connection with the electric push rod 7 through the controller, and the electric push rod 7 in the telescopic bracket 6 is in centralized synchronous control through the controller, so that the lifting height and the angle can be conveniently adjusted according to the use environment; a plurality of U-shaped anti-skidding grooves 11 are longitudinally and uniformly formed in the surface of one side, far away from the telescopic support 6, of the balance plate 10, and C-shaped folding inner hidden grooves 12 are symmetrically formed in the surface of the bottom of the support body 1 on the outer side of the detection box 2, so that the folding and transfer operation is facilitated.

The utility model discloses a theory of operation and use flow: through the laser rangefinder sensor 3 and the infrared sensor 4 of 2 side one ends of detection case during the use, can real-time detection rise and fall position and take off and land posture etc. information and transmit for the controller, rotating electrical machines 5 rotates and drives transmission gear shaft 8 and rotate and accomplish the adjustment operation of the position of taking off and land under electric putter 7 and the effect of recoil spring 9 in order to drive telescopic bracket 6 rotatory, guarantee that unmanned aerial vehicle operation is reliable and stable, excellent in use effect.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an unmanned aerial vehicle's integral type undercarriage, includes supporter (1), elevating system, its characterized in that: the bottom surface middle part of the support body (1) is transversely and fixedly provided with a round platform-shaped detection box (2), one side surface of the detection box (2) far away from the support body (1) is provided with a laser ranging sensor (3) and an infrared sensor (4) through transversely arranging a circular through hole in symmetry, the lifting mechanism comprises a rotating motor (5), a telescopic support (6) and an electric push rod (7), the rotating motor (5) is transversely and fixedly arranged in the middle of the bottom end of an installation cavity inner wall arranged in the support body (1) through an installation plate, the inner wall of the support body (1) at one side of the rotating motor (5) is longitudinally and movably provided with a transmission gear shaft (8), the telescopic support (6) is obliquely and movably arranged at one end of the side surface of the support body (1) through a connecting plate, and the electric push rod (7) is movably arranged between two adjacent, the electric push rod (7) is characterized in that a recoil spring (9) is movably arranged in the telescopic support (6) on the outer side of the electric push rod, and a balance plate (10) is longitudinally movably arranged on one side face of one end, far away from the support body (1), of the telescopic support (6).

2. The integrated landing gear of an unmanned aerial vehicle of claim 1, wherein: the outer shells of the support body (1) and the detection box (2) are made of titanium alloy or carbon fiber materials respectively.

3. The integrated landing gear of an unmanned aerial vehicle of claim 1, wherein: the rotating motor (5) is a servo positive and negative rotating motor, and an output shaft of the rotating motor (5) is in meshed connection with one end side face of the transmission gear shaft (8) through a reduction gear.

4. The integrated landing gear of an unmanned aerial vehicle of claim 1, wherein: the surface symmetry of the left side and the right side of the support body (1) is provided with a group of telescopic supports (6) and is controlled and driven by the same rotating motor (5) in the support body (1), and the angle range of the telescopic supports (6) adjusted by the rotating motor (5) is-45-0 degrees.

5. The integrated landing gear of an unmanned aerial vehicle of claim 1, wherein: the laser ranging sensor (3) and the infrared sensor (4) are in signal connection with the electric push rod (7) through the controller, and the electric push rod (7) inside the telescopic support (6) is controlled by the controller in a centralized and synchronous mode.

6. The integrated landing gear of an unmanned aerial vehicle of claim 1, wherein: a plurality of U-shaped anti-skidding grooves (11) are longitudinally and uniformly formed in the surface of one side, far away from the telescopic support (6), of the balance plate (10), and C-shaped folding inner hidden grooves (12) are symmetrically formed in the surface of the bottom of the support body (1) on the outer side of the detection box (2).