CN213594524U - Unmanned plane - Google Patents
Unmanned plane Download PDFInfo
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- CN213594524U CN213594524U CN202021883479.5U CN202021883479U CN213594524U CN 213594524 U CN213594524 U CN 213594524U CN 202021883479 U CN202021883479 U CN 202021883479U CN 213594524 U CN213594524 U CN 213594524U
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Abstract
The utility model discloses an unmanned aerial vehicle, including unmanned aerial vehicle main part, installing support, carry and sharp telescoping device, wherein the one end and the unmanned aerial vehicle main part fixed connection of installing support, the other end and the carry of installing support rotate to be connected, and the one end and the installing support of sharp telescoping device rotate to be connected, and the other end and the carry of sharp telescoping device rotate to be connected, through the flexible of linear motion device to adjust the angle of carry, improve the operation precision of unmanned aerial vehicle carry.
Description
Technical Field
The utility model relates to an aircraft field especially relates to unmanned aerial vehicle.
Background
Along with the rapid development in unmanned aerial vehicle field, unmanned aerial vehicle more and more carry the carry of various different functions, for example smog bullet, illumination bullet etc. carry out the launching process of smog bullet or illumination bullet, need adjust the angle of carry to guarantee the accurate nature of operation. In the related art, the device for adjusting the mounting angle is complex in structure and poor in adjustment accuracy, and accuracy of mounting operation is affected.
Disclosure of Invention
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an unmanned aerial vehicle, including the sharp telescoping device, adjust the angle of carry through the flexible of sharp telescoping device to ensure the accurate nature of operation.
The unmanned aerial vehicle according to the first aspect of the present invention comprises,
an unmanned aerial vehicle main body;
one end of the mounting bracket is fixedly connected with the unmanned aerial vehicle main body;
the mounting bracket is rotatably connected with the other end of the mounting bracket;
and one end of the linear telescopic device is rotatably connected with the mounting bracket, and the other end of the linear telescopic device is rotatably connected with the mounting bracket.
According to the utility model discloses an unmanned aerial vehicle has following technological effect at least, realizes the angle modulation of carry through the flexible angle modulation that realizes the carry of sharp telescoping device, and adjusting device simple structure can reduce unmanned aerial vehicle's cost, and the flexible volume of regulation sharp telescoping device that can be accurate to the angle of regulation carry that can be accurate improves the precision of operation.
According to some embodiments of the utility model, the linear expansion device includes drive assembly and installation arm, drive assembly includes motor, lead screw and nut, the one end of installation arm with nut fixed connection, the other end of installation arm with the mount with one of them rotation of installing support is connected, the motor with the mount with another rotation in the installing support is connected.
According to some embodiments of the utility model, the installation arm includes first arm, second arm and third arm, first arm and third arm parallel arrangement, the one end of second arm with first arm fixed connection, the other end of second arm with third arm fixed connection, the second arm with nut fixed connection, first arm with the third arm all with carry or the installing support rotates to be connected.
According to some embodiments of the utility model, the straight line telescoping device still includes the fixed cover of lead screw, the fixed cover of lead screw includes diapire and lateral wall, the terminal pivoted of lead screw connect in the diapire, be provided with the confession on the fixed cover of lead screw the opening that the installation arm passed.
According to some embodiments of the utility model, the linear expansion device still includes motor fixing base and lid, the motor fixing base with lid fixed connection forms and holds the cavity of motor.
According to some embodiments of the present invention, the motor fixing base and the cover body are of an integral structure.
According to some embodiments of the utility model, the installation arm rotates with the installing support to be connected, the lid with the mount rotates to be connected.
According to some embodiments of the utility model, unmanned aerial vehicle still includes the pole that rises and falls, the pole that rises and falls with be provided with damping device between the carry.
According to some embodiments of the invention, the two ends of the lifting rod are provided with a buffer cotton.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a schematic structural view of the unmanned aerial vehicle of the present invention;
fig. 2 is a schematic view of a part of the structure of the drone in fig. 1;
FIG. 3 is a schematic structural view of the linear expansion device of FIG. 1;
fig. 4 is an expanded view of fig. 3.
Reference numerals:
the unmanned aerial vehicle comprises an unmanned aerial vehicle main body 100, a mounting bracket 200 and a mounting bracket 300;
the linear expansion device 400, the driving assembly 410, the motor 411, the screw 412, the nut 413, the mounting arm 420, the first arm 421, the second arm 422, the third arm 423, the power transmission gear 430, the power driven gear 440, the screw fixing sleeve 450, the bottom wall 451, the side wall 452, the motor fixing seat 460, the cover 470, the protrusion 471, the mounting hole 472, the second bearing 480 and the first bearing 490;
a lifting rod 500 and a buffer cotton 510;
the shock absorbing device 600.
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 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 exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The unmanned aerial vehicle in the present invention is described below with reference to fig. 1 to 4.
The embodiment of the utility model provides an unmanned aerial vehicle includes unmanned aerial vehicle main part 100, installing support 200, carry 300 and sharp telescoping device 400, the one end and the unmanned aerial vehicle main part 100 fixed connection of installing support 200, the other end and the carry 300 of installing support 200 rotate to be connected, the one end and the installing support 200 of sharp telescoping device 400 rotate to be connected, the other end and the carry 300 of sharp telescoping device 400 rotate to be connected.
Specifically, the mounting bracket 200 is disposed below the main body 100 of the unmanned aerial vehicle, one end of the mounting bracket 200 is fixedly connected to the main body 100 of the unmanned aerial vehicle, the mount 300 is disposed below the mounting bracket 200, the mount 300 is rotatably connected to the other end of the mounting bracket 200, the linear expansion device 400 can be disposed in front of the mounting bracket 200 as shown in fig. 1, one end of the linear expansion device 400 is rotatably connected to the mounting bracket 200, the other end of the linear expansion device 400 is rotatably connected to the mount 300, when the linear expansion device 400 extends, the front end of the mount 300 is inclined downward, so that the mount 300 is in a downward-looking posture, when the linear expansion device 400 is shortened, the front end of the mount 300 is inclined upward, so that the mount 300 is in a downward-looking posture, and when the linear expansion device 400 extends or shortens, so that the mount angle adjustment is achieved.
It is understood that the linear expansion device 400 may be further disposed at the rear of the mounting bracket 200, and when the linear expansion device 400 is expanded, the front end of the mount 300 is inclined upward to make the mount 300 in a bottom-up posture, and when the linear expansion device 400 is contracted, the rear end of the mount 300 is inclined upward to make the mount 300 in a top-down posture.
The angle of the mounting device 300 can be adjusted by extending or shortening the linear telescopic device 400, so that the operation requirements of the mounting device 300 at different angles can be met, and the accuracy of the operation of the mounting device 300 is improved.
In a further embodiment of the present invention, the linear expansion device 400 comprises a driving assembly 410 and a mounting arm 420, wherein the driving assembly comprises a motor 411, a lead screw 412 and a nut 413, one end of the mounting arm 420 is fixedly connected with the nut 413, the other end of the mounting arm 420 is rotatably connected with one of the mount 300 or the mounting bracket 200, and the motor 411 is rotatably connected with the other of the mount 300 and the mounting bracket 200.
Specifically, the output of motor 411 and power transmission tooth 430 fixed connection, mode cooperation such as accessible interference fit or spline is fixed between the output of motor 411 and the power transmission tooth 430, thereby avoid taking place relative rotation between the output shaft of motor 411 and the power transmission tooth 430, power transmission tooth 430 rotates along with the output shaft of motor 411, it is corresponding, the power is driven the tooth 440 and the one end of lead screw 412 also can adopt mode cooperation such as interference fit or spline to cooperate fixedly, thereby avoid taking place relative rotation between lead screw 412 and the power is driven the tooth 440, power transmission tooth 430 and the meshing of power is driven tooth 440, thereby give lead screw 412 with the power transmission of motor 411, drive lead screw 412 rotates, thereby make nut 413 remove along lead screw 412.
As shown in fig. 1, one end of the mounting arm 420 is fixedly connected to the nut 413, and the other end of the mounting arm 420 is rotatably connected to the mounting bracket 200; it is understood that one end of the mounting arm 420 may be fixedly connected to the nut 413, and the other end of the mounting arm 420 may be rotatably connected to the mount 300. Correspondingly, when the other end of the mounting arm 420 is rotatably connected with the mounting bracket 200, the motor 411 is rotatably connected with the mount 300; when the other end of the mounting arm 420 is rotatably connected to the mount 300, the motor 411 is rotatably connected to the mounting bracket 200.
Specifically set up straight line telescoping device 400 into the screw-nut structure, screw-nut structure positioning accuracy is high, can improve the precision of mount 300 angle modulation, the further accurate nature of mount 300 operation that improves.
In the utility model discloses a further embodiment, installation arm 420 includes first arm 421, second arm 422 and third arm 423, first arm 421 and third arm 423 parallel arrangement, the one end and the first arm 421 fixed connection of second arm 422, the other end and the third arm 423 fixed connection of second arm 422, second arm 422 and nut 413 fixed connection, first arm 421 and third arm 423 all rotate with carry 300 or installing support 200 and be connected.
As shown in fig. 4, the mounting arm 420 has a substantially U-shaped structure, and specifically includes a first arm 421, a second arm 422, and a third arm 423, where the first arm 421 and the third arm 423 are disposed in parallel, one end of the second arm 422 is fixedly connected to one end of the first arm 421, and the other end of the second arm 422 is fixedly connected to one end of the third arm 423, where the mounting arm 420 may be formed integrally, or the first arm 421 and the second arm 422, and the second arm 422 and the third arm 423 are welded to form the mounting arm 420, and the other end of the first arm 421 and the other end of the third arm 423 are both provided with mounting holes, and a rotating shaft passes through the mounting holes, so as to connect the other end of the first arm 421 and the other end of the third arm 423 with the mounting bracket 200.
The second arm 422 is provided with a through hole, the nut 413 is in interference fit with the through hole, so that the second arm 422 and the nut do not rotate relatively, the nut 413 reciprocates along the direction of the screw rod 412 when the motor 411 drives the screw rod 412 to rotate, the mounting arm 420 is driven to reciprocate along the direction of the screw rod 412, the extension or the shortening of the linear expansion device 400 is realized, and the angle adjustment of the mounting load 300 is realized. The mounting arm 420 is substantially U-shaped, so that the nut 413 can be uniformly stressed in the movement process, the nut 413 is prevented from being clamped and blocked in the movement process, the reliability of the linear expansion device 400 is improved, and the operation reliability of the mounting device 300 is further improved.
In a further embodiment of the present invention, the linear expansion device 400 further comprises a screw rod fixing sleeve 450, the screw rod fixing sleeve 450 comprises a bottom wall 451 and a side wall 452, the bottom wall 451 and the side wall 452 form a cavity for accommodating the screw rod 412, the end of the screw rod 412 is rotatably connected to the bottom wall 451, and the screw rod fixing sleeve 450 is provided with an opening through which the mounting arm 420 passes.
Specifically, the linear expansion device 400 includes a screw rod fixing sleeve 450, the screw rod fixing sleeve 450 includes a bottom wall 451 and a side wall 452, the bottom wall 451 and the side wall 452 form an open cavity, the screw rod 412 is disposed in the open cavity, a through hole is disposed on the bottom wall 451, an outer ring of the first bearing 490 is in interference fit with the bottom wall 451, and a tail end of the screw rod 412 is in interference fit with an inner ring of the first bearing 490, so that the screw rod 412 rotates relative to the bottom wall. As shown in fig. 3 and 4, the opening is disposed on the sidewall 452 of the lead screw fixing sleeve 450, and openings are disposed on both sides of the sidewall 452, so that when the nut 413 moves along the lead screw 412, the mounting arm 420 can move along the opening of the sidewall 452. It will be appreciated that while the U-shaped arm of the mounting arm 420 can be disposed within the lead screw retaining sleeve 450, an opening can also be provided in the bottom wall 451 of the lead screw retaining sleeve 450 such that the mounting arm 420 passes through the opening to move in the direction of the lead screw 412. Through the arrangement of the screw rod fixing sleeve 450, the two ends of the screw rod 412 can be stressed uniformly, and the service life of the linear motion device 400 is prolonged.
In a further embodiment of the present invention, the linear expansion device 400 further includes a motor fixing base 460 and a cover 470, and the motor fixing base 460 and the cover 470 are fixedly connected to form a cavity for accommodating the motor.
The linear expansion device 400 further includes a motor fixing base 460 and a cover 470, the motor fixing base 460 and the cover 470 are connected to form a cavity for accommodating the motor 411, the motor fixing base 460 and the cover 470 can be detachably connected, and specifically, the motor fixing base 460 and the cover 470 are fixedly connected through a threaded fastener such as a bolt. The motor 411 is disposed in a cavity formed by the motor fixing seat 460 and the cover 470, power is transmitted between the output end of the motor 411 and the lead screw 412 through the power transmission gear 430 and the power driven gear 440, and the lead screw 412 and the motor fixing seat 460 are fixedly connected through the second bearing 480, so that the lead screw 412 can rotate relative to the motor fixing seat 460. By placing the motor 411 in the cavity formed by the motor fixing seat 460 and the cover 470 and arranging the second bearing 480 between the screw rod 412 and the motor fixing seat 460, the stress of the linear motion device 400 is further uniform, and the service life of the linear motion device 400 can be further prolonged.
In the embodiment of the present invention, the motor fixing base 460 and the cover 470 are integrated, and the assembly operation between the motor fixing base 460 and the cover 470 can be reduced by the integrated structure, so as to improve the installation efficiency.
In a further embodiment of the present invention, the mounting arm 420 is rotatably connected to the mounting bracket 200, and the cover 470 is rotatably connected to the mount 300.
Specifically, as shown in fig. 1 and 2, the end of the cover 470 has a protrusion 471, the protrusion 471 is provided with a mounting hole 472, and the rotating shaft passes through the mounting hole 472 to rotatably connect the cover 470 and the mount 300, and at the same time, the mounting arm 420 is rotatably connected to the mounting bracket 200.
The utility model discloses a further embodiment, unmanned aerial vehicle still includes the pole 500 that rises and falls, is provided with damping device 600 between pole 500 and the carry 300 that rises and falls.
Specifically, the setting of pole 500 that rises is in the below of carry 300, is provided with damping device 600 between pole 500 and the carry 300 that rises, and damping device 600 can play the cushioning effect at the in-process that unmanned aerial vehicle descends to make unmanned aerial vehicle descend more steady, reduce the impact that unmanned aerial vehicle received, thereby improve unmanned aerial vehicle's life.
The utility model discloses a further embodiment, the both ends of the pole 500 that rises still are provided with the buffering cotton 510, through the setting of buffering cotton 510, can reduce the in-process that the pole 500 that rises falls to the ground, ground is to the impact of pole 500 that rises to make unmanned aerial vehicle steadily descend.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. Unmanned aerial vehicle, its characterized in that includes:
an unmanned aerial vehicle main body;
one end of the mounting bracket is fixedly connected with the unmanned aerial vehicle main body;
the mounting bracket is rotatably connected with the other end of the mounting bracket;
and one end of the linear telescopic device is rotatably connected with the mounting bracket, and the other end of the linear telescopic device is rotatably connected with the mounting bracket.
2. The unmanned aerial vehicle of claim 1, wherein the linear expansion device comprises a driving assembly and a mounting arm, the driving assembly comprises a motor, a screw rod and a nut, one end of the mounting arm is fixedly connected with the nut, the other end of the mounting arm is rotatably connected with one of the mount and the mounting bracket, and the motor is rotatably connected with the other of the mount and the mounting bracket.
3. The unmanned aerial vehicle of claim 2, wherein the mounting arm comprises a first arm, a second arm and a third arm, the first arm and the third arm are arranged in parallel, one end of the second arm is fixedly connected with the first arm, the other end of the second arm is fixedly connected with the third arm, the second arm is fixedly connected with the nut, and the first arm and the third arm are both rotatably connected with the mount or the mounting bracket.
4. The unmanned aerial vehicle of claim 3, wherein the linear expansion device further comprises a screw rod fixing sleeve, the screw rod fixing sleeve comprises a bottom wall and a side wall, the bottom wall and the side wall form a cavity for accommodating the screw rod, the tail end of the screw rod is rotatably connected to the bottom wall, and an opening for the mounting arm to pass through is formed in the screw rod fixing sleeve.
5. The unmanned aerial vehicle of claim 2, wherein the linear expansion device further comprises a motor fixing seat and a cover body, and the motor fixing seat and the cover body are fixedly connected to form a cavity for accommodating the motor.
6. The unmanned aerial vehicle of claim 5, wherein the motor fixing base and the cover body are of an integrated structure.
7. The unmanned aerial vehicle of claim 5, wherein the mounting arm is rotatably coupled to the mounting bracket and the cover is rotatably coupled to the mount.
8. The unmanned aerial vehicle of claim 1, further comprising a landing bar, wherein a shock absorbing device is disposed between the landing bar and the mount.
9. Unmanned aerial vehicle according to claim 8, characterized in that the two ends of the lifting rod are provided with buffer cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883479.5U CN213594524U (en) | 2020-09-01 | 2020-09-01 | Unmanned plane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021883479.5U CN213594524U (en) | 2020-09-01 | 2020-09-01 | Unmanned plane |
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| Publication Number | Publication Date |
|---|---|
| CN213594524U true CN213594524U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021883479.5U Active CN213594524U (en) | 2020-09-01 | 2020-09-01 | Unmanned plane |
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| CN (1) | CN213594524U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113428365A (en) * | 2021-07-22 | 2021-09-24 | 成都浩孚科技有限公司 | Unmanned aerial vehicle firearms carry structure |
-
2020
- 2020-09-01 CN CN202021883479.5U patent/CN213594524U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113428365A (en) * | 2021-07-22 | 2021-09-24 | 成都浩孚科技有限公司 | Unmanned aerial vehicle firearms carry structure |
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