CN207875994U - A kind of anticollision unmanned plane - Google Patents

Abstract

The utility model is related to a kind of anticollision unmanned plane, including rotor platform, rotor platform edges are evenly distributed with rotor arm, and rotor arm end is provided with rotor, and rotor is driven by flight motor to be rotated, wherein each rotor arm end is both provided with anticollision mechanism；Anticollision mechanism includes the linking arm for being fixed on rotor arm end, and linking arm end is provided with Crashworthy plate, and Crashworthy plate is arc-shaped structure, and the center of circle is overlapped with the rotation center of rotor；The unmanned plane of the utility model will be set as elastic connection between Crashworthy plate and rotor arm, when unmanned plane touches barrier, can be buffered, will not make rotor arm stress, to protect rotor and rotor arm not to be damaged.

Description

A kind of anticollision unmanned plane

Technical field

The utility model belongs to air vehicle technique field, and in particular to a kind of anticollision unmanned plane.

Background technology

UAV, abbreviation unmanned plane are a kind of new concept equipment being in rapidly developing, with motor-driven spirit Work, rapid reaction, unmanned flight, operation require low advantage.Currently, unmanned plane has been widely used for military affairs, scientific research, civilian Three big fields, specifically in fields such as electric power, communication, meteorology, agricultural, ocean, exploration, photography, patrol, anti-terror explosive removings using very Extensively.

Since unmanned plane needs to fly in different environments, the possibility of damage is very big, especially rotor part, if Have and a little damage, will result in imbalance, unmanned plane is caused to fall damage, so, to solve the problems, such as this, the entrance of anticollision unmanned plane Everybody visual field.

Anticollision unmanned plane increases by a circle safeguard structure in unmanned plane rotor part, which is outside rotor mostly Increase guard ring is enclosed, rotor is made to be rotated in guard ring, is collided to avoid rotor and the external world, to reach the mesh of anticollision 's.

But the guard ring is generally rigid structure, so, when colliding, if without turning in time, can make Entire rotor arm all stress, can be such that entire rotor arm damages, unmanned plane is caused to fall in this way.

Utility model content

When colliding to solve to exist in the prior art rigidly connected safeguard structure, entire rotor arm can be caused all The technical issues of stress, the utility model provide following technical scheme：

A kind of anticollision unmanned plane, including rotor platform, the rotor platform edges are evenly distributed with rotor arm, the rotation Wing arm end is provided with rotor, and rotor is driven by flight motor to be rotated, wherein each rotor arm end is both provided with anticollision Mechanism；

The anticollision mechanism includes the linking arm for being fixed on rotor arm end, and the linking arm end is provided with anticollision Plate, the Crashworthy plate are arc-shaped structure, and the center of circle is overlapped with the rotation center of the rotor；

The linking arm includes the first spring, second spring, sleeve, piston rod, the first fixed part and the second fixed part, institute It states piston rod one end to stretch into the sleeve, the piston rod other end is fixedly connected with first fixed part, the sleeve Bottom end is fixedly connected with second fixed part, and first spring pocket is set on the piston rod and sleeve and both ends are distinguished Contradict first fixed part and second fix end surface on, the second spring is set in the sleeve, and one end with The sleeve bottom surface contact, the other end and the plunger rod contacts；

The Crashworthy plate is fixedly connected with first fixed part, and the rotor arm is fixed with second fixed part to be connected It connects.

Further include shutting down platform, the shutdown platform includes by bottom plate, side plate as the further explanation of the utility model The babinet constituted with top plate；

It is uniformly distributed on the bottom plate with multiple third springs, third spring top is fixed with support plate, the branch Multiple supporting rods are hinged on fagging side wall, the free end of support rod is slidably connected with the bottom plate, the support plate top surface For parking unmanned plane.

As the further explanation of the utility model, the support plate top surface is arranged symmetrically, and there are two supporting rack, the branch It is connected by support leg between support and the support plate；

Support frame as described above is in arc-shaped, and the center of circle of two support frames as described above overlaps；

Support frame as described above top surface has been arranged concentrically arc groove；

An annular strut is fixedly connected with below the rotor arm.

As the further explanation of the utility model, be vertically fixedly installed upper plate and lower plate on the side plate, it is described on Plate and lower plate are arranged in parallel with the bottom plate；

The upper plate bottom surface and lower plate top surface upper edge on the direction of the side plate plate face, to be provided with position or more right The track answered slidably connects sliding block on the track, one is fixed between the sliding block and is arranged in parallel with the side plate plate face Siding, multiple 4th springs are fixedly connected between the siding and the side plate.

As the further explanation of the utility model, the free end of support rod is fixedly connected with a supporting block, the bottom plate Position corresponding with the supporting block is respectively arranged with sliding rail on top surface, and the supporting block is slidably connected with the sliding rail.

As the further explanation of the utility model, it is respectively provided in each anticollision mechanism there are three the Crashworthy plate and connection Arm, three linking arms are arranged with the rotor arm in crossing distribution；

Tapped through hole is provided on second fixed part, and three linking arms sequentially pass through the spiral shell by screw Line through-hole is fixedly connected with the rotor arm.

As the further explanation of the utility model, the central angle of the Crashworthy plate is 60 ° -90 °.

As the further explanation of the utility model, the rotor platform base is additionally provided with spraying mechanism；

The spraying mechanism includes the water tank of the rotor platform base setting, is provided with immersible pump in the water tank, institute It states immersible pump water outlet and water pipe is installed, the water pipe bottom end is provided with spray assembly；

The spray assembly includes turntable and multiple nozzles for being installed on the disk peripheral face, and the water pipe bottom end is stretched Enter in the turntable and with the turntable connects with the internal cavities, be installed with deep groove ball bearing, the water pipe in the turntable It is fixedly connected across the deep groove ball bearing, with the deep groove ball bearing inner ring, to realize between the turntable and the water pipe Be rotatably connected；

The turntable inner bottom is provided with internal thread and is connected through a screw thread a locking nut, with the fixation zanjon Ball bearing；

Be provided with O-ring seal between water pipe top outer wall and turntable inner wall, with realize the water pipe and turntable it Between space sealing；

Multiple nozzles are circumferentially uniformly distributed along the turntable and the nozzle is tilted to same direction.

As the further explanation of the utility model, the inclined direction of the nozzle is clockwise or square counterclockwise To.

Compared with prior art, what the utility model obtained has the beneficial effect that：

The unmanned plane of the utility model will be set as elastic connection between Crashworthy plate and rotor arm, touches and hinders in unmanned plane It when hindering object, can be buffered, rotor arm stress will not be made, to protect rotor and rotor arm not to be damaged.

The utility model is described in further details below with reference to accompanying drawings and embodiments.

Description of the drawings

Fig. 1 is unmanned plane front view.

Fig. 2 is unmanned plane vertical view.

Fig. 3 is unmanned plane linking arm structural schematic diagram.

Fig. 4 is unmanned plane linking arm partial sectional view.

Fig. 5 is that unmanned plane shuts down platform vertical view.

Fig. 6 is the structural schematic diagram that unmanned plane shuts down that platform combination is transport case.

Fig. 7 is that unmanned plane is packed into transport case overall structure diagram.

Fig. 8 is unmanned plane spraying mechanism sectional view.

Fig. 9 is unmanned plane spraying mechanism vertical view.

In figure：1, rotor platform；2, rotor arm；3, rotor；4, flight motor；5, linking arm；6, Crashworthy plate；7, the first bullet Spring；8, second spring；9, sleeve；10, piston rod；11, the first fixed part；12, the second fixed part；13, bottom plate；14, side plate； 15, top plate；16, third spring；17, support plate；18, supporting rod；19, supporting rack；20, support leg；21, arc groove；22, annular Strut；23, upper plate；24, lower plate；25, sliding block；26, siding；27, the 4th spring；28, supporting block；29, sliding rail；30, water tank； 31, immersible pump；32, water pipe；33, turntable；34, nozzle；35, deep groove ball bearing；36, locking nut；37, O-ring seal；38、 Tapped through hole.

Specific implementation mode

Reach the technological means and effect that predetermined purpose is taken for the utility model is expanded on further, below in conjunction with attached drawing And embodiment, to specific embodiment of the present utility model, structure feature and its effect, detailed description are as follows.

In the description of the invention, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies to describe, rather than indicate Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand For the limitation to the invention.

In addition, term " first ", " second ", " third " etc. are used for description purposes only, it is not understood to indicate or imply Relative importance or the quantity for implicitly indicating indicated technical characteristic.The feature of " first ", " second " etc. is defined as a result, It can explicitly or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, The meaning of " plurality " is two or more.

Term " installation ", " connected ", " connection " shall be understood in a broad sense, and can also be removable for example, it may be being fixedly connected Connection is unloaded, or is integrally connected；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be in Between medium be indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, can pass through Concrete condition understands concrete meaning of the above-mentioned term in the invention.

Embodiment 1：

When colliding to solve to exist in the prior art rigidly connected safeguard structure, entire rotor arm can be caused all Stress, thus be easy to cause unmanned plane fall damage the technical issues of, the present embodiment provides a kind of anticollision unmanned plane, such as scheme 1, shown in Fig. 2, including rotor platform 1,1 edge of rotor platform are evenly distributed with rotor arm 2, and 2 end of rotor arm is provided with rotor 3, rotor 3 is driven by flight motor 4 to be rotated, wherein each 2 end of rotor arm is both provided with anticollision mechanism；Anticollision mechanism includes It is fixed on the linking arm 5 of 2 end of rotor arm, 5 end of linking arm is provided with Crashworthy plate 6, and Crashworthy plate 6 is arc-shaped structure, circle The heart is overlapped with the rotation center of rotor 3；Linking arm 5 is as shown in Figure 3, Figure 4, including the first spring 7, second spring 8, sleeve 9, work Stopper rod 10, the first fixed part 11 and the second fixed part 12,10 one end of piston rod are stretched into sleeve 9,10 other end of piston rod and One fixed part 11 is fixedly connected, and 9 bottom end of sleeve is fixedly connected with the second fixed part 12, and the first spring 7 is sheathed on 10 He of piston rod On sleeve 9 and both ends are contradicted respectively on 12 end face of the first fixed part 11 and the second fixed part, and second spring 8 is set to sleeve 9 It is interior, and one end is contacted with 9 bottom surface of sleeve, the other end is contacted with piston rod 10；Crashworthy plate 6 is fixedly connected with the first fixed part 11, Rotor arm 2 is fixedly connected with the second fixed part 12.

Above-mentioned unmanned plane protects rotor 3 in flight course, by Crashworthy plate 6, ensures that rotor 3 will not touch extraneous obstacle Then Crashworthy plate 6 is fixed on 3 periphery of rotor by the connecting rod of above structure, passes through the first spring 7 and second spring 8 by object Two level damping can be constituted, when Crashworthy plate 6 touches barrier, the active force that collision generates can be offset by spring force, To reduce the power suffered by rotor arm 2, achieve the purpose that protect rotor 3 and rotor arm 2.

Embodiment 2：

On the basis of embodiment 1, above-mentioned unmanned plane further includes shutting down platform, as shown in figure 5, it includes the bottom of by shut down platform The babinet that plate 13, side plate 14 and top plate 15 are constituted；It is hinged between side plate 14 and bottom plate 13, is uniformly distributed on bottom plate 13 with multiple Third spring 16,16 top of third spring are fixed with support plate 17, and multiple supporting rods 18 are hinged on 17 side wall of support plate, support 18 free end of bar is slidably connected with bottom plate 13, and 17 top surface of support plate is for parking unmanned plane.

17 top surface of above-mentioned support plate is arranged symmetrically, and there are two supporting racks 19, pass through support between supporting rack 19 and support plate 17 Leg 20 connects；Supporting rack 19 is in arc-shaped, and the center of circle of two supporting racks 19 overlaps；19 top surface of supporting rack has been arranged concentrically arc Slot 21；2 lower section of rotor arm is fixedly connected with an annular strut 22.

Above-mentioned shutdown platform can be put by annular strut 22 in arc groove 21, realize parking for unmanned plane, and By the effect of third spring 16, damping effect can be played the role of, support plate 17 is further reinforced by supporting rod 18 Stability keeps parking for unmanned plane more steady, and by the shutdown platform, makes that uneasy undercarriage can be filled on unmanned plane, Keep unmanned plane overall weight smaller, and other equipment use can be carried, keeps unmanned plane practicality orientation wider.

Embodiment 3：

On the basis of embodiment 2, upper plate 23 and lower plate 24 are vertically fixedly installed on above-mentioned side plate 14, upper plate 23 is under Plate 24 is arranged in parallel with bottom plate 13；23 bottom surface of upper plate and 24 top surface upper edge of lower plate on the direction of 14 plate face of side plate, set It is equipped with the corresponding track in position or more, sliding block 25 is slidably connected on track, one and 14 plate face of side plate are fixed between sliding block 25 Siding 26 disposed in parallel is fixedly connected with multiple 4th springs 27 between siding 26 and side plate 14.

It is both provided with above-mentioned protection mechanism on each side plate 14, after the completion of unmanned plane is parked, side plate 14 is propped up, and Top plate 15 is covered, it is herein, above-mentioned in this way between side plate 14 and side plate 14, fixed by snap between side plate 14 and top plate 15 It shuts down platform and becomes a unmanned plane transport case, as shown in Figure 6, Figure 7, when unmanned plane touches siding 26, due to the 4th The effect of spring 27 makes siding 26 be slided along track and then resets, and offsets the active force that collision generates, unmanned plane is made to transport Cheng Zhong will not be ensured the intact of unmanned plane by strong collision.

Embodiment 4：

On the basis of the above embodiments, 18 free end of supporting rod is fixedly connected with a supporting block 28, on 13 top surface of bottom plate with 28 corresponding position of supporting block is respectively arranged with sliding rail 29, and supporting block 28 is slidably connected with sliding rail 29.Land or rise in unmanned plane When flying, third spring 16 is compressed, at this point, supporting rod 18 can be slided along sliding rail 29, firm effect is played to support plate 17.

Embodiment 5：

On the basis of the above embodiments, Crashworthy plate 6 and linking arm 5 there are three being respectively provided in each anticollision mechanism, three Linking arm 5 is arranged with rotor arm 2 in crossing distribution；Tapped through hole 38, and three linking arms 5 are provided on second fixed part 12 Tapped through hole 38 is sequentially passed through by screw to be fixedly connected with rotor arm 2.The central angle of Crashworthy plate 6 is.

The central angle of above-mentioned Crashworthy plate 6 is set as 60 ° -90 °, and quantity is three, and each linking arm 5 is and Crashworthy plate 6 circular arc arc centers go out to be fixedly connected, so, the clearance angle between adjacent two Crashworthy plates 6 is up to 30 °, minimum 0, and it is because of in flight, only outside can collide unmanned plane, and inside is revolved that Crashworthy plate 6 is not provided at rotor arm 2 At wing arm 2 will not collision obstacle, so, be not provided with Crashworthy plate 6 at this, and when between two Crashworthy plates 6 angle be 30 ° When, when touching barrier, since two Crashworthy plates 6 are apart from relatively closely, so barrier cannot touch rotor 3, the structure was both Rotor 3 is can be well protected, and material can be saved, reduces cost.

Embodiment 6：

The unmanned plane provided in above-described embodiment can carry plurality of devices, be widely used in every field, the present embodiment A kind of carrying spraying mechanism is only provided, which can be applied to haze improvement, plant protection, the fields such as fire-fighting.

Spraying mechanism is as shown in Figure 8, Figure 9, includes the water tank 30 of 1 bottom surface of rotor platform setting, is provided in water tank 30 latent Water pump 31,31 water outlet of immersible pump are equipped with water pipe 32, and 32 bottom end of water pipe is provided with spray assembly；Spray assembly includes turntable 33 With the multiple nozzles 34 being installed on 33 periphery of turntable, 32 bottom end of water pipe stretch into turntable 33 and with 33 internal cavities of turntable It is connected to, deep groove ball bearing 35 is installed in turntable 33, water pipe 32 passes through deep groove ball bearing 35 and 35 inner ring of deep groove ball bearing It is fixedly connected, to realize being rotatably connected between turntable 33 and water pipe 32；33 inner bottom of turntable is provided with internal thread and leads to It crosses and is threadedly coupled a locking nut 36, to fix deep groove ball bearing 35；It is arranged between 32 top outer wall of water pipe and 33 inner wall of turntable There is O-ring seal 37, to realize the space sealing between water pipe 32 and turntable 33；Circumferential uniform point along turntable 33 of multiple nozzles 34 Cloth and nozzle 34 are tilted to same direction.

Preferably, the inclined direction of nozzle 34 is clockwise or counterclockwise.

Liquid pressing in water tank 30 is then sent in turntable 33 by immersible pump 31 in above-mentioned spray assembly, the spray The axial line of nozzle 34 forms an obtuse angle with 33 radius of turntable in mist component, and multiple nozzles 34 incline to same direction Tiltedly, the direction can be can also be counterclockwise clockwise, when the liquid of pressurization is sprayed by nozzle 34, will produce one and Injection direction opposite effect power is not required to increase any driving mechanism, saves cost so can lead to 33 spinning of turntable. During 33 spinning of turntable, centrifugal force is also will produce, makes the liquid of ejection that can cover bigger under the influence of centrifugal force Range is sprayed, spraying efficiency is improved.

It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard To belong to the scope of protection of the utility model.

Claims (9)

1. a kind of anticollision unmanned plane, including rotor platform, the rotor platform edges are evenly distributed with rotor arm, the rotor Arm end is provided with rotor, and rotor is driven by flight motor to be rotated, it is characterised in that：Each rotor arm end is both provided with Anticollision mechanism；

The anticollision mechanism includes the linking arm for being fixed on rotor arm end, and the linking arm end is provided with Crashworthy plate, The Crashworthy plate is arc-shaped structure, and the center of circle is overlapped with the rotation center of the rotor；

The linking arm includes the first spring, second spring, sleeve, piston rod, the first fixed part and the second fixed part, the work Stopper rod one end is stretched into the sleeve, and the piston rod other end is fixedly connected with first fixed part, the sleeve bottom end It is fixedly connected with second fixed part, first spring pocket is set on the piston rod and sleeve and both ends contradict respectively First fixed part and second fix end surface on, the second spring is set in the sleeve, and one end with it is described Sleeve bottom surface contacts, the other end and the plunger rod contacts；

The Crashworthy plate is fixedly connected with first fixed part, and the rotor arm is fixedly connected with second fixed part.

2. unmanned plane according to claim 1, it is characterised in that：Further include shut down platform, the shutdown platform include by The babinet that bottom plate, side plate and top plate are constituted；

It is uniformly distributed on the bottom plate with multiple third springs, third spring top is fixed with support plate, the support plate Multiple supporting rods are hinged on side wall, the free end of support rod is slidably connected with the bottom plate, and the support plate top surface is used for Park unmanned plane.

3. unmanned plane according to claim 2, it is characterised in that：The support plate top surface supports there are two being symmetrical arranged Frame is connected between support frame as described above and the support plate by support leg；

Support frame as described above is in arc-shaped, and the center of circle of two support frames as described above overlaps；

Support frame as described above top surface has been arranged concentrically arc groove；

An annular strut is fixedly connected with below the rotor arm.

4. unmanned plane according to claim 2, it is characterised in that：Upper plate is vertically fixedly installed on the side plate under Plate, the upper plate and lower plate are arranged in parallel with the bottom plate；

The upper plate bottom surface and lower plate top surface upper edge on the direction of the side plate plate face, to be provided with position or more corresponding Track slidably connects sliding block on the track, one and the side plate plate face wall disposed in parallel is fixed between the sliding block Plate is fixedly connected with multiple 4th springs between the siding and the side plate.

5. unmanned plane according to claim 2, it is characterised in that：The free end of support rod is fixedly connected with a supporting block, Position corresponding with the supporting block is respectively arranged with sliding rail on the plate top surface, and the supporting block connects with sliding rail sliding It connects.

6. according to claim 1-5 any one of them unmanned planes, it is characterised in that：There are three being respectively provided in each anticollision mechanism The Crashworthy plate and linking arm, three linking arms are arranged with the rotor arm in crossing distribution；

Tapped through hole is provided on second fixed part, and three linking arms sequentially pass through the screw thread by screw and lead to Hole is fixedly connected with the rotor arm.

7. unmanned plane according to claim 6, it is characterised in that：The central angle of the Crashworthy plate is 60 ° -90 °.

8. according to claim 1-5 any one of them unmanned planes, it is characterised in that：The rotor platform base is additionally provided with spray Drench mechanism；

The spraying mechanism includes the water tank of the rotor platform base setting, and immersible pump is provided in the water tank, described latent Pump outlet is equipped with water pipe, and the water pipe bottom end is provided with spray assembly；

The spray assembly includes turntable and multiple nozzles for being installed on the disk peripheral face, and institute is stretched into the water pipe bottom end State in turntable and with the turntable connects with the internal cavities, be installed with deep groove ball bearing in the turntable, the water pipe passes through The deep groove ball bearing is fixedly connected with the deep groove ball bearing inner ring, with realize between the turntable and the water pipe can Rotation connection；

The turntable inner bottom is provided with internal thread and is connected through a screw thread a locking nut, with the fixation deep-groove ball axis It holds；

It is provided with O-ring seal between water pipe top outer wall and turntable inner wall, to realize between the water pipe and turntable Space sealing；

Multiple nozzles are circumferentially uniformly distributed along the turntable and the nozzle is tilted to same direction.

9. unmanned plane according to claim 8, it is characterised in that：The inclined direction of the nozzle is clockwise or inverse Clockwise.