CN211167373U - Square fixed frame for unmanned aerial vehicle - Google Patents
Square fixed frame for unmanned aerial vehicle Download PDFInfo
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- CN211167373U CN211167373U CN201922373414.XU CN201922373414U CN211167373U CN 211167373 U CN211167373 U CN 211167373U CN 201922373414 U CN201922373414 U CN 201922373414U CN 211167373 U CN211167373 U CN 211167373U
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- aerial vehicle
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Abstract
The utility model provides an unmanned aerial vehicle is with square fixed frame, including last casing, lower casing, connect the dop, first connecting pipe, head rod and supporting leg, the edge of last casing and lower casing is provided with a plurality of connect the through-hole, the fixed screw support arm that is provided with four equidistant distributions in the upper portion outside of casing under, all block on each screw support arm and put a connection dop, two head rods and four connect the dop and constitute a square frame, the supporting leg includes the slope connecting rod and supports the horizontal pole. Through connecting dop, first connecting pipe and with the filtering and diffusion effect of head rod to the vibration wave on the screw support arm, can reduce the screw support arm and to the vibration influence of last casing and the internal main control unit of inferior valve, do benefit to the life who improves main control unit then.
Description
Technical Field
The utility model relates to an unmanned aerial vehicle is with square fixed frame.
Background
The unmanned aerial vehicle is an unmanned aerial vehicle which is controlled by the cooperation of wireless remote control equipment and a control induction device of the unmanned aerial vehicle. Along with the development of unmanned aerial vehicle aircraft technique, because of the unmanned aerial vehicle aircraft has advantages such as flexible, unmanned flight, operating requirement low, the unmanned aerial vehicle aircraft has been by the wide application in workplaces such as agricultural plant protection, the photography of taking photo by plane, electric power inspection, environmental monitoring, forest fire prevention and disaster condition inspection, has effectively overcome someone and has piloted the aircraft and carry out the not enough of aerial operation.
Current unmanned aerial vehicle's screw support arm all is direct to be connected with the box body of fixed unmanned aerial vehicle main control unit, lead to the screw at the flight in-process, the vibration of the rotatory production of screw is direct on the box body of transmitting main control unit through the screw support arm, thereby produce certain vibration influence to main control unit, in the long-time working process of unmanned aerial vehicle, main control unit receives the vibration influence for a long time, make main control unit inner member receive destruction, then the life of main control unit has been influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an unmanned aerial vehicle is with square fixed frame, in this fixed frame, the overlap joint has a square frame on four screw support arms, at unmanned aerial vehicle flight in-process, on the square frame has been transmitted to some vibrations that the screw support arm produced to reduced the screw support arm to last casing and the influence of casing vibration down, reduced then the influence that the internal main control unit of last casing and inferior valve received, do benefit to the life who improves main control unit then.
The utility model provides a technical scheme that its technical problem adopted is: a square fixed frame for an unmanned aerial vehicle comprises an upper shell, a lower shell, a connecting chuck, a first connecting pipe, a first connecting rod and supporting legs, wherein a plurality of connecting through holes are formed in the edges of the upper shell and the lower shell, the upper shell and the lower shell are fixedly connected through the connecting through holes by bolts, four propeller supporting arms are fixedly arranged on the outer side of the upper portion of the lower shell and are distributed at equal intervals, two adjacent propeller supporting arms are mutually and vertically distributed, the connecting chuck is clamped on each propeller supporting arm, one end of the connecting chuck is provided with a connecting hole, the other end of the connecting chuck is provided with a connecting plug-in connecting block, the connecting plug-in connecting block and the connecting plug-in connecting block are respectively provided with a first positioning threaded hole, two ends of the first connecting rod are respectively provided with a plug-in groove matched with the connecting plug-in connecting block, the supporting leg comprises an inclined connecting rod and a supporting transverse rod, wherein the inclined connecting rod is fixedly arranged on the circumferential side wall of the supporting transverse rod side by side, and the upper end of the inclined connecting rod is fixedly connected with the corresponding connecting support lug together through a bolt.
Preferably, the upper case and the lower case have polygonal shapes corresponding to each other.
Furthermore, two third positioning threaded holes are formed in the upper portion of one of the first connecting rods, and a wire passing groove communicated with the third positioning threaded holes is formed in the first connecting rod.
Furthermore, a rubber pipe is sleeved on the through hole in the middle of the connecting clamping head, and the rubber pipe can be sleeved on the propeller supporting arm.
Furthermore, a reinforcing rod is arranged between two adjacent inclined connecting rods, and two ends of the reinforcing rod are connected with the clamping hoop arranged on the inclined connecting rods.
Furthermore, two ends of the supporting cross rod are respectively sleeved with a sponge sleeve.
The utility model has the advantages that: the utility model has simple structure and convenient use and maintenance; in practical application, vibration generated by rotation of the propeller is directly transmitted to the propeller supporting arms, and the connecting clamping heads are directly and tightly clamped on the propeller supporting arms and are tightly connected with the first connecting pipes and the first connecting rods on two sides of the connecting clamping heads, so that the connecting clamping heads have certain filtering and diffusing effects on vibration waves on the propeller supporting arms, vibration influences of the propeller supporting arms on the upper shell and the lower shell are reduced, vibration influences of a main controller in the upper shell and the lower shell are reduced, and the service life of the main controller is prolonged; the rubber tube that sets up in the through hole at the middle part of connecting the dop does benefit to and connects dop and screw support arm and closely laminates with the screw support arm all the time at screw support arm vibration in-process, does benefit to then and connects the dop and realize filtration and the diffusion to the vibration wave on the screw support arm.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a connection chuck;
FIG. 3 is an enlarged view of FIG. 1 at A;
in the figure: the device comprises an upper shell 1, a connecting through hole 11, a lower shell 2, a propeller supporting arm 21, a connecting clamping head 3, a positioning insertion hole 31, a positioning insertion block 32, a supporting lug 33, a rubber pipe 34, a first connecting pipe 4, a first connecting rod 5, a third positioning threaded hole 51, a thread passing groove 52, an inclined connecting rod 61, a 611 clamping hoop, a supporting cross rod 62, a sponge sleeve 621, a reinforcing rod 63, a first positioning threaded hole 101 and a second positioning threaded hole 102.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following specific embodiments and accompanying drawings 1 to 3, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar variations without departing from the spirit of the invention, and therefore the invention is not limited by the specific embodiments disclosed below.
The utility model provides a square fixed frame (as shown in figure 1) for unmanned aerial vehicle, which comprises an upper shell 1, a lower shell 2, a connecting chuck 3, a first connecting pipe 4, a first connecting rod 5 and supporting legs, wherein a plurality of connecting through holes 11 are arranged at the edges of the upper shell 1 and the lower shell 2, the connecting through holes 11 are penetrated through by bolts to realize the fixed connection of the upper shell 1 and the lower shell 2, in practical application, a main controller of the unmanned aerial vehicle is clamped in the upper shell 1 and the lower shell 2, four propeller supporting arms 21 which are distributed at equal intervals are fixedly arranged at the outer side of the upper part of the lower shell 2, and two adjacent propeller supporting arms 21 are mutually and vertically distributed, in practical application, the upper shell 1 and the lower shell 2 are conveniently and fixedly connected with the propeller supporting arms 21, and herein, the upper shell 1 and the lower shell 2 are arranged into a polygon, in detail, the upper shell 1 and the lower shell 2 can be designed into an octagon, in practical application, one end of the propeller supporting arm 21 far away from the lower shell 2 is used for arranging a driving motor and a propeller, each propeller supporting arm 21 is clamped with one connecting chuck 3, in practical application, the propeller supporting arm 21 penetrates through a through hole arranged on the connecting chuck 3, in order to improve the connection tightness strength of the connecting chuck 3 and the propeller supporting arm 21, a rubber pipe 34 is arranged in the through hole, the propeller supporting arm 21 is sleeved in the rubber pipe 34, one end of the connecting chuck 3 is provided with a connecting hole 31, the other end of the connecting chuck 3 is provided with a connecting plug block 32, the connecting plug hole 31 and the connecting plug block 32 are both provided with a first positioning threaded hole 101, two ends of the first connecting rod 5 are respectively provided with a plug groove matched with the connecting plug block 32, second positioning threaded holes 102 corresponding to the first positioning threaded holes 101 are formed in the inserting grooves and the two ends of the first connecting pipe 4, the two first connecting pipes 4 and the two first connecting rods 5 are sequentially connected in a spaced manner through the four connecting chucks 3, the two first connecting pipes 4, the two first connecting rods 5 and the four connecting chucks 3 form a square frame, specifically, the two ends of the first connecting pipe 4 are respectively inserted into the connecting inserting holes 31 of the two connecting chucks 3 at the two ends of the first connecting pipe, the two ends of the first connecting rod 5 are respectively buckled on the connecting inserting blocks 32 of the two connecting chucks 3 at the two ends of the first connecting pipe, the connecting chucks 3 are correspondingly penetrated through the first positioning threaded holes 101 and the second positioning threaded holes 102 through bolts, so that the first connecting pipes 4 and the first connecting rods 5 are fixedly connected, a connecting lug 33 adjacent to the connecting inserting block 32 is arranged at the lower part of each connecting chuck 3, the supporting leg comprises inclined connecting rods 61 and a supporting cross rod 62, the two inclined connecting rods 61 are fixedly arranged on the circumferential side wall of the supporting cross rod 62 side by side, and the upper ends of the inclined connecting rods 61 are fixedly connected with the corresponding connecting lugs 33 through bolts.
In practical applications, to facilitate fixing of the wireless antenna on the first connection rods 5, two third positioning threaded holes 51 are provided on an upper portion of one of the first connection rods 5, a wire passing groove 52 penetrating through the third positioning threaded holes 51 is provided on the first connection rod 5, the wireless antenna is provided on the third positioning threaded holes 51, and a transmission line of the wireless antenna passes through the wire passing groove 52 and then is connected to the main controller after passing through the first connection rod 51.
For the joint strength who improves between two slope connecting rods 61 to improve the whole support strength of supporting leg, here, set up a stiffener 63 between two adjacent slope connecting rods 61, and the both ends of stiffener 63 are connected with the clamp 611 that sets up on slope connecting rod 61, and further, when unmanned aerial vehicle descends, for reducing the impact of ground to supporting horizontal pole 62, here, set up a sponge sleeve 621 at the both ends of supporting horizontal pole 62 cover respectively.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
The above description is provided for the preferred embodiments and examples of the present invention with reference to the accompanying drawings, but the present invention is not limited to the above embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present invention, and these modifications and variations should be construed as the protection scope of the present invention.
Claims (6)
1. A square fixed frame for an unmanned aerial vehicle is characterized by comprising an upper shell, a lower shell, a connecting chuck, a first connecting pipe, a first connecting rod and supporting legs, wherein a plurality of connecting through holes are formed in the edges of the upper shell and the lower shell, the upper shell and the lower shell are fixedly connected through the connecting through holes by bolts, four propeller supporting arms are fixedly arranged on the outer side of the upper portion of the lower shell and are distributed at equal intervals, two adjacent propeller supporting arms are mutually and vertically distributed, the connecting chuck is clamped on each propeller supporting arm, one end of the connecting chuck is provided with a connecting socket, the other end of the connecting chuck is provided with a connecting socket block, the connecting socket and the connecting socket are respectively provided with a first positioning threaded hole, and two ends of the first connecting rod are respectively provided with a socket matched with the connecting socket, the supporting leg comprises an inclined connecting rod and a supporting transverse rod, wherein the inclined connecting rod is fixedly arranged on the circumferential side wall of the supporting transverse rod side by side, and the upper end of the inclined connecting rod is fixedly connected with the corresponding connecting support lug together through a bolt.
2. The square-shaped fixed frame for the unmanned aerial vehicle as claimed in claim 1, wherein the upper and lower cases have polygonal shapes corresponding to each other.
3. The square fixing frame for the unmanned aerial vehicle as claimed in claim 2, wherein two third positioning screw holes are provided at an upper portion of one of the first connecting rods, and a wire passing groove communicating with the third positioning screw holes is provided at the first connecting rod.
4. The square fixing frame for the unmanned aerial vehicle as claimed in claim 3, wherein a rubber tube is sleeved on the through hole in the middle of the connecting chuck, and the rubber tube is sleeved on the supporting arm of the propeller.
5. The square fixed frame for the unmanned aerial vehicle as claimed in claim 4, wherein a reinforcing bar is provided between two adjacent tilt links, and both ends of the reinforcing bar are connected to clips provided on the tilt links.
6. The square fixed frame for the unmanned aerial vehicle as claimed in claim 5, wherein a sponge sleeve is respectively sleeved at both ends of the supporting cross bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373414.XU CN211167373U (en) | 2019-12-25 | 2019-12-25 | Square fixed frame for unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922373414.XU CN211167373U (en) | 2019-12-25 | 2019-12-25 | Square fixed frame for unmanned aerial vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN211167373U true CN211167373U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922373414.XU Active CN211167373U (en) | 2019-12-25 | 2019-12-25 | Square fixed frame for unmanned aerial vehicle |
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| CN (1) | CN211167373U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114261502A (en) * | 2021-12-28 | 2022-04-01 | 同济大学 | Novel rotor airship mechanism |
| WO2022068058A1 (en) * | 2020-09-29 | 2022-04-07 | 深圳市大疆创新科技有限公司 | Reinforcing accessory of unmanned aerial vehicle and unmanned aerial vehicle |
-
2019
- 2019-12-25 CN CN201922373414.XU patent/CN211167373U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022068058A1 (en) * | 2020-09-29 | 2022-04-07 | 深圳市大疆创新科技有限公司 | Reinforcing accessory of unmanned aerial vehicle and unmanned aerial vehicle |
| CN114261502A (en) * | 2021-12-28 | 2022-04-01 | 同济大学 | Novel rotor airship mechanism |
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