CN210852910U - Electronic folding flight oar of unmanned aerial vehicle - Google Patents
Electronic folding flight oar of unmanned aerial vehicle Download PDFInfo
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- CN210852910U CN210852910U CN201920760209.6U CN201920760209U CN210852910U CN 210852910 U CN210852910 U CN 210852910U CN 201920760209 U CN201920760209 U CN 201920760209U CN 210852910 U CN210852910 U CN 210852910U
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Abstract
The embodiment of the utility model discloses an unmanned aerial vehicle electric folding flying oar, which comprises a paddle installation pipe which is rotationally connected on an unmanned aerial vehicle and is driven by a driving motor, wherein the left side and the right side of the paddle installation pipe are both provided with a through groove, the upper end and the lower end of the through groove are both rotationally connected with folding wings, two folding wings at the same side are connected by a movable rod arranged at the end part of the folding wings away from the paddle installation pipe, two folding wings at the same side can be oppositely folded by utilizing the matching of a bidirectional screw rod and a movable block through the arranged folding assembly, the occupied space after storage and folding can be greatly reduced, the unmanned aerial vehicle which is more suitable for flying oars is larger can realize the control of the folding assembly by utilizing the arranged clutch assembly, the driving motor can be prevented from being fixed on the paddle installation pipe, and the load of the folding wings can be increased when rotating, the problem that poor contact is easy to occur when the rotation is connected with electricity can also be avoided.
Description
Technical Field
The embodiment of the utility model provides an unmanned aerial vehicle technique field, concretely relates to electronic folding flight oar of unmanned aerial vehicle.
Background
An unmanned aircraft, abbreviated as "drone" and abbreviated as "UAV", is an unmanned aircraft that is operated by a radio remote control device and a self-contained program control device, or autonomously by an onboard computer, either completely or intermittently.
Compared with piloted planes, unmanned planes are often more suitable for tasks too easy, dirty or dangerous, and can be divided into military and civil aspects according to application fields, wherein the unmanned planes are divided into reconnaissance planes and target planes, and the civil aspect is that the unmanned planes plus the industry are really just needed; at present, the unmanned aerial vehicle is applied to the fields of aerial photography, agriculture, plant protection, miniature self-timer, express transportation, disaster relief, wild animal observation, infectious disease monitoring, surveying and mapping, news reporting, power inspection, disaster relief, film and television shooting, romantic manufacturing and the like, and the application of the unmanned aerial vehicle is greatly expanded.
At present civilian unmanned aerial vehicle mostly utilizes the flight oar to fly, but when retrieving and depositing, its flight oar great can lead to depositing inconveniently, and to current folding flight oar, the both ends of its flight wing mostly carry out the single folding along its rotation center, can reduce its shared space when depositing to a certain extent, but to the great unmanned aerial vehicle of rotor, the volume of its rotor after the single is folding is still very big, can not satisfy the little body that the user required and store up and put the requirement, solve in our.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an electronic folding flight oar of unmanned aerial vehicle to solving among the prior art to the great unmanned aerial vehicle of rotor, its single folding volume is still very big, can not satisfy the little volume that the user required and put the problem of requirement.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
an electric folding flight propeller of an unmanned aerial vehicle comprises a paddle installation pipe which is rotationally connected to the unmanned aerial vehicle and driven by a driving motor, wherein through grooves are formed in the left side and the right side of the paddle installation pipe, folding wings are rotationally connected to the upper end and the lower end of each through groove, the two folding wings on the same side are mutually connected through a movable rod arranged at one end of the folding wings, which is far away from the paddle installation pipe, and a turnover assembly used for driving the folding wings to fold is arranged inside the paddle installation pipe;
the turnover assembly comprises a bidirectional screw rod which is located at the same central axis position with the paddle installation pipe, movable blocks are arranged at the upper end and the lower end of the bidirectional screw rod, connecting rods are connected to the two ends of each movable block in a rotating mode, and one end, far away from the movable blocks, of each connecting rod is connected with two folding wings which are located at the same horizontal position in a rotating mode.
As a preferred scheme of the utility model, still including setting up the clutch assembly who turns over a subassembly below, clutch assembly is including setting up the turning block in the bottom of two-way screw rod, the cover is equipped with the adapter sleeve through driving motor drive on the turning block, the outside cover of adapter sleeve is equipped with annular electromagnet.
As a preferred scheme of the utility model, annular array has a plurality of mounting groove on the lateral wall of turning block, be connected with the fixture block through the extension spring in the mounting groove, just set up the fixed slot that corresponds with the fixture block on the link sleeve.
As an optimal scheme of the utility model, the fixture block is one shot forming's iron stamping workpiece.
As an optimized scheme of the utility model, the adapter sleeve is one shot forming's injection molding.
As a preferred scheme of the utility model, the folding wing includes two rotors that rotate and link together, two the relative pivoted angular range of rotor is 0-180 degrees.
As an optimized proposal of the utility model, the rotary connecting point of the folding wing and the connecting rod is arranged at one end of the folding wing far away from the movable rod.
As an optimized proposal of the utility model, the two ends of the bidirectional screw rod are respectively provided with threads with opposite rotation directions.
As an optimized scheme of the utility model, annular array has a plurality of lug on the lateral wall of movable block, the spout that corresponds with the lug is seted up to the inner wall of paddle installation pipe.
The utility model discloses an embodiment has following advantage:
the utility model discloses a book subassembly that turns over that sets up, usable two-way screw rod and the cooperation of movable block, can realize will be in and carry out relative twice folding with two folding wings of one side, but greatly reduced deposits shared space after folding, be applicable to the great unmanned aerial vehicle of flight oar more, the separation and reunion subassembly that utilizes to set up can realize controlling a book subassembly, can avoid driving motor to fix on paddle installation pipe, lead to increasing the load of folding wing when rotating, still can avoid rotating to connect the problem that contact failure easily appears.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the middle folding wing of the present invention after being unfolded;
fig. 3 is a left side view of the paddle mounting tube of the present invention;
fig. 4 is a schematic structural view of the clutch assembly of the present invention;
fig. 5 is a top view of the middle movable block of the present invention;
fig. 6 is a perspective view of the rotating block of the present invention.
In the figure:
1-a blade mounting tube; 2-through groove; 3-folding wings; 4-a movable rod; 5-folding the assembly; 6-a clutch assembly;
301-a rotor;
501-a bidirectional screw; 502-active block; 503-connecting rod; 504-bumps; 505-a chute;
601-turning block; 602-connecting sleeve; 603-a ring-shaped electromagnet; 604-mounting grooves; 605-fixture block; 606-fixed slots.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the utility model provides an electronic folding flight oar of unmanned aerial vehicle, 1, an electronic folding flight oar of unmanned aerial vehicle, including rotating to connect on unmanned aerial vehicle and through driving motor driven paddle installation pipe 1, paddle installation pipe 1 is hollow structure, and paddle installation pipe 1 can be made for aviation aluminum alloy material to guarantee that it has higher structural strength in, still can guarantee that it has sufficient portability.
The left side and the right side of the paddle installation pipe 1 are both provided with through grooves 2, the upper end and the lower end of each through groove 2 are rotatably connected with folding wings 3, two folding wings 3 in the same horizontal position form a group, namely, when in use, the flying paddles for flying form an upper group and a lower group, compared with a single flying paddle, the lifting force of the folding wings can be improved in a certain length, the two folding wings 3 on the same side are mutually connected through a movable rod 4 arranged at one end of the folding wings far away from the paddle installation pipe 1, the rotary connection point of the folding wings 3 and a connecting rod 503 is arranged at one end of the folding wings 3 far away from a movable rod 4, the folding wings 3 are provided with embedded grooves corresponding to the movable rod 4, so as to ensure that the movable rod 4 can be embedded into the embedded grooves after being folded, and avoid the folding wings 3 from having large gaps at the folding positions, the blade mounting tube 1 is internally provided with a turnover assembly 5 for driving the folding wings 3 to fold.
It should be added that the folding wings 3 include two rotary wings 301 which are rotatably connected together, the relative rotation angle range of the two rotary wings 301 is 0-180 degrees, the two folding wings 3 on the same side are opposite to each other in the folding direction between the rotary wings 301, that is, when the folding wings are completely unfolded, because the folding wings can be folded only in one direction, and a movable rod 4 with a fixed length is arranged between the folding wings, when the folding wings 3 are completely unfolded, the two folding wings 3 after being unfolded can be supported and fixed by using the movable rod 4.
As shown in fig. 1 and 2, the turnover assembly 5 includes a bidirectional screw 501 located at the same central axis position as the blade installation tube 1, the upper end and the lower end of the bidirectional screw 501 are both provided with movable blocks 502, the two ends of the bidirectional screw 501 are respectively provided with threads with opposite rotation directions, namely, when the bidirectional screw 501 rotates, the relative movement or the opposite movement of the two movable blocks 502 can be realized, so as to ensure that the folding wings 3 can move synchronously when being turned over and folded by the movable blocks 502, the position of the joint between the two threads on the two-way screw 501 and the center point of the through groove 2 are at the same horizontal height, so that the movement of the folding wing 3 is further limited, the two ends of the movable block 502 are rotatably connected with connecting rods 503, and the ends of the movable block 502 far away from the two connecting rods 503 are rotatably connected with the two folding wings 3 at the same horizontal position.
When the folding wing folding device is used, the bidirectional screw 501 rotates to drive the movable block 502 to move, the movable block 502 moves to drive the folding wings 3 to rotate through the connecting rods 503, because the two movable blocks 502 move synchronously, the folding wings 3 on the same side can be folded synchronously, the folding wings can be seen as five rods which are connected together in a rotating mode when being folded, the sum of the lengths of the two rods is equal to the sum of the lengths of the other three rods, and therefore when the angle formed by the two rods is 180 degrees, the other three rods can be attached to the two rods inevitably, secondary automatic folding of the folding wings 3 can be achieved by the aid of the same principle, and occupied space of the folding wings can be effectively reduced when the folding wings are stored.
In addition, a plurality of bumps 504 are arranged on the side wall of the movable block 502 in an annular array, a sliding groove 505 corresponding to the bumps 504 is formed in the inner wall of the blade mounting pipe 1, and through the matching of the arranged sliding groove 505 and the bumps 504, the movable block 502 can be limited, can only move up and down and cannot rotate left and right, so that the problem that the movable block 502 can rotate automatically when the movable block 502 rotates through the bidirectional screw 501 can be avoided.
As shown in fig. 1, 2, 4, 5 and 6, the clutch assembly 6 is disposed below the turnover assembly 5, the clutch assembly 6 includes a rotation block 601 disposed at the bottom of the bidirectional screw 501, a connection sleeve 602 driven by a driving motor is sleeved on the rotation block 601, an annular electromagnet 603 is sleeved outside the connection sleeve 602, the annular electromagnet 603 is made by utilizing an electromagnetic principle, that is, magnetic force can be generated after the connection, so that the annular electromagnet can adsorb ferrous products, a plurality of installation grooves 604 are arranged on the side wall of the rotation block 601 in an annular array, a fixture block 605 is connected in the installation groove 604 through a tension spring, the fixture block 605 is an iron stamping formed at one time, so that the fixture block 605 can be adsorbed after the annular electromagnet 603 is connected, it should be noted that the suction force generated by the annular electromagnet 603 to the fixture block 605 is greater than the tension force to the fixture block, the problem that the fixture block 605 cannot be driven to move when the connector is used can be avoided, the connecting sleeve 602 is provided with a fixing groove 606 corresponding to the fixture block 605, and the depth of the fixing groove 606 is smaller than the height of the fixture block 605.
That is, when the folding assembly 5 needs to be driven to move, the annular electromagnet 603 can be powered on, the annular electromagnet 603 can drive the fixture block 605 to move when being powered on, so that the fixture block 605 is embedded between the fixing groove 606 and the mounting groove 604, and further when the connecting sleeve 602 is driven to move by the driving motor, the movement of the bidirectional screw 501 can be driven, and when the folding wing 3 rotates, the power supply to the annular electromagnet 603 can be cut off, so that the fixture block 605 is pulled back into the mounting groove 604 under the action of the tension spring, therefore, the separation between the rotating block 601 and the connecting sleeve 602 can be realized, the purpose of freely controlling the movement of the folding assembly 5 can be achieved, the problem that the driving motor is fixed on the blade mounting pipe 1, the load of the folding wing 3 during rotation can be increased, and the problem that poor contact easily occurs by.
It should be noted that the connection sleeve 602 is an injection molded part formed in one step, and the connection sleeve 602 is made of high-strength engineering plastic, so as to ensure that the connection sleeve 602 is not affected by the annular electromagnet 603 when rotating.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (9)
1. The electric folding flight propeller of the unmanned aerial vehicle is characterized by comprising a paddle installation tube (1) which is rotationally connected to the unmanned aerial vehicle and is driven by a driving motor, wherein through grooves (2) are formed in the left side and the right side of the paddle installation tube (1), folding wings (3) are rotationally connected to the upper end and the lower end of each through groove (2), two folding wings (3) on the same side are mutually connected through a movable rod (4) which is arranged at one end of each folding wing (3) far away from the paddle installation tube (1), and a folding assembly (5) for driving the folding wings (3) to be folded is arranged in the paddle installation tube (1);
turnover subassembly (5) include two-way screw rod (501) that are in same center axis position with paddle installation pipe (1), the upper and lower both ends of two-way screw rod (501) all are provided with movable block (502), the both ends of movable block (502) all rotate and are connected with connecting rod (503), two the one end that movable block (502) were kept away from in connecting rod (503) is equallyd divide and is do not rotated with two folding wings (3) that are in same horizontal position and be connected.
2. The unmanned aerial vehicle electric folding flying paddle according to claim 1, further comprising a clutch assembly (6) arranged below the turnover assembly (5), wherein the clutch assembly (6) comprises a rotating block (601) arranged at the bottom of the bidirectional screw (501), a connecting sleeve (602) driven by a driving motor is sleeved on the rotating block (601), and an annular electromagnet (603) is sleeved on the outer side of the connecting sleeve (602).
3. The unmanned aerial vehicle electric folding flying paddle according to claim 2, wherein a plurality of mounting grooves (604) are annularly arrayed on the side wall of the rotating block (601), a clamping block (605) is connected in the mounting groove (604) through a tension spring, and a fixing groove (606) corresponding to the clamping block (605) is formed in the connecting sleeve (602).
4. The unmanned aerial vehicle electric folding flight paddle of claim 3, wherein the fixture block (605) is a one-step formed iron stamping.
5. The unmanned aerial vehicle electric folding flight propeller as claimed in claim 2, wherein the connection sleeve (602) is an injection molded piece.
6. An unmanned aerial vehicle electric folding flight oar according to claim 1, characterized in that the folding wing (3) comprises two rotary wings (301) which are rotatably connected together, and the relative rotation angle of the two rotary wings (301) is in the range of 0-180 degrees.
7. The electric folding flight propeller of unmanned aerial vehicle according to claim 1, characterized in that the rotation connection point of the folding wing (3) and the connecting rod (503) is arranged at one end of the folding wing (3) far away from the movable rod (4).
8. The unmanned aerial vehicle electric folding flight propeller as claimed in claim 1, wherein two ends of the bidirectional screw (501) are respectively provided with threads with opposite rotation directions.
9. The unmanned aerial vehicle electric folding flight paddle of claim 1, wherein a plurality of bumps (504) are annularly arrayed on the side wall of the movable block (502), and a sliding groove (505) corresponding to the bumps (504) is formed on the inner wall of the paddle mounting tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920760209.6U CN210852910U (en) | 2019-05-24 | 2019-05-24 | Electronic folding flight oar of unmanned aerial vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920760209.6U CN210852910U (en) | 2019-05-24 | 2019-05-24 | Electronic folding flight oar of unmanned aerial vehicle |
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| CN210852910U true CN210852910U (en) | 2020-06-26 |
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| CN201920760209.6U Active CN210852910U (en) | 2019-05-24 | 2019-05-24 | Electronic folding flight oar of unmanned aerial vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027703A (en) * | 2019-05-24 | 2019-07-19 | 广东电网有限责任公司 | A kind of unmanned plane electric foldable flight paddle |
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2019
- 2019-05-24 CN CN201920760209.6U patent/CN210852910U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027703A (en) * | 2019-05-24 | 2019-07-19 | 广东电网有限责任公司 | A kind of unmanned plane electric foldable flight paddle |
| CN110027703B (en) * | 2019-05-24 | 2024-04-12 | 广东电网有限责任公司 | Unmanned aerial vehicle electric power folding flight oar |
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