CN215851871U - Unmanned aerial vehicle with infrared probe mechanism and shock attenuation descending function - Google Patents

Abstract

The utility model discloses an unmanned aerial vehicle with an infrared probe mechanism and a shock-absorbing landing function, which comprises an unmanned aerial vehicle main body and a shock-absorbing support assembly, wherein the unmanned aerial vehicle main body comprises a machine body, a machine arm, a rotor wing, supporting legs and an infrared camera, the supporting legs are fixed on the bottom surface of the machine body, the shock-absorbing support assembly comprises a plurality of supporting leg connecting rods, two ends of each supporting leg connecting rod are fixedly connected with the bottom end positions of adjacent supporting legs, and a square frame-shaped structure is formed between the supporting leg connecting rods. This extension rod is realized opening by manual operation when descending and is popped out to effectual increase support range, great improvement descending stability, owing to strike when avoiding descending and cause the fuselage to roll, adopt the mode cooperation hookup unblock that elasticity popped out, many poles linkage structure makes whole convenient operation and accomodate the convenience.

Description

Unmanned aerial vehicle with infrared probe mechanism and shock attenuation descending function

Technical Field

The utility model relates to the field of unmanned aerial vehicles, in particular to an unmanned aerial vehicle with an infrared probe mechanism and a damping landing function.

Background

Present rotor unmanned aerial vehicle application range is extensive, and the field such as be used for taking photo by plane, plant protection, flood prevention and disaster relief is to traditional rotor unmanned aerial vehicle, and its support adopts the structure usually, and shock-absorbing structure is diversified, and be spring shock attenuation or support section bar itself usually and possess the energy-absorbing effect, for example adopt the plastics material of high resilience to make.

But current unmanned aerial vehicle support major structure is fixed more, and its area of contact and scope are also certain when actual landing to ground, wholly restrict its holistic descending stability easily like this, cause the condition that appears rolling when falling to the ground.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

An unmanned aerial vehicle with an infrared probe mechanism and a shock absorption landing function comprises an unmanned aerial vehicle main body and a shock absorption support assembly, wherein the unmanned aerial vehicle main body comprises a machine body, a machine arm, a rotor wing, a support leg and an infrared camera, the machine arm is fixed around a shell of the machine body, the rotor wing is installed at the outer end position of the machine arm, the support leg is fixed on the bottom surface of the machine body, and the infrared camera is installed at the belly position of the machine body through a cradle head;

the damping support component comprises a plurality of supporting leg connecting rods, the supporting leg connecting rods are in long straight rod-shaped structures, two ends of each supporting leg connecting rod are fixedly connected with the bottom end positions of adjacent supporting legs, and a square frame-shaped structure is formed between the supporting leg connecting rods;

the bottom surface of the landing leg connecting rod is provided with a notch, the position of the notch is fixedly clamped or fixed with a guide outer tube by a bolt, the guide outer tube comprises a tube body with a square and straight tube structure, the outer end opening of the tube body is closed, the outer end head of the tube body is clamped in the corresponding notch, and the inner end head of the tube body extends towards the center of the inner side of a frame-shaped structure formed by the landing leg connecting rod in a surrounding way;

the pipe body is internally provided with a square tubular extension rod in a sliding way, the side surface of the extension rod is provided with a guide wheel through a pin shaft and a flange, the inner side surface of the pipe body is provided with a section of guide wheel groove which is sunken and is matched with the guide wheel, the extension rod can slide relative to the pipe body based on the linear guide effect of the guide wheel groove and the rolling effect of the guide wheel, the technical effect is that the extension rod can be taken in the pipe body and can also extend to the outer side position of the pipe body, and when the extension rod is positioned on the outer side of the pipe body, the extension rod plays a role in increasing the supporting range, so that the landing stability is greatly improved, and the rolling of the machine body caused by impact during landing is avoided;

an inner groove which extends outwards in a linear manner is processed at the center of the inner end surface of the extension rod, wherein a main guide rod is movably inserted into the inner groove, and the rear end of the main guide rod is fixed on the rear end surface of the pipe body; when the extension rod moves relative to the pipe body, the main guide rod and the inner groove also play a role in internal guide;

a through cavity is arranged at the central axis of the main guide rod, an auxiliary guide rod is movably arranged in the through cavity, two ends of the auxiliary guide rod extend to the outer side position of the main guide rod through the through cavity, the outer end of the auxiliary guide rod is fixedly connected with the center of the groove bottom of the inner groove, and the relative movement of the auxiliary guide rod is driven by the movement of the extension rod; when the extension rod moves back and forth, the auxiliary guide rod also slides back and forth relative to the main guide rod;

the spring is arranged in the inner groove, the spring is sleeved on the auxiliary guide rod and is positioned between the bottom of the inner groove and the main guide rod, the spring plays a role in accumulating elastic potential energy, when the elastic potential energy of the spring is released, the pipe body is relatively fixed, so the main guide rod and the extension rod are spread under the action of the spring, the extension rod is ejected out of the pipe body at the moment, and the spring plays a driving role in ejecting the extension rod;

the inner end of the auxiliary guide rod freely penetrates through a center hole in the rear end face of the tube body, and a guide rod hook is processed on the inner end port of the auxiliary guide rod, the guide rod hook plays a role in locking connection and simultaneously plays a role in limiting relative to the tube body, so that the inner end of the auxiliary guide rod is prevented from entering a through cavity of the main guide rod when the auxiliary guide rod is ejected by the spring;

the inner side center position of the frame-shaped structure formed by the support leg connecting rods is also provided with a hollow box-shaped power box, the power box is fixedly connected with the pipe body, the outer surface of the power box is provided with a plurality of through holes communicated with the inner cavity of the power box, and the inner end head of the auxiliary guide rod is movably inserted into the inner side of the power box through the through holes;

a motor is fixedly installed at the center of the power box, a disc-shaped turntable is fixedly sleeved on a motor shaft of the motor, and the turntable and the motor shaft are vertically and coaxially arranged; the turntable is driven to rotate by the driving of the motor; the upper surface of the turntable is provided with vertically arranged loop bars which are integrally formed, the loop bars are distributed at intervals in the circumferential direction, the loop bars are rotatably sleeved with one end of the limiting rod, a torsion spring is arranged between the limiting rod and the loop bar, the torsion spring is movably sleeved on the loop bars, two ends of the torsion spring are respectively clamped on the turntable and the limiting rod, and the torsion spring drives the limiting rod to rotate anticlockwise;

the upper surface of the turntable is fixedly provided with anticlockwise limiting rods which are arranged in one-to-one correspondence with the limiting rods, one end of each anticlockwise limiting rod is fixed on the turntable, and the other end of each anticlockwise limiting rod extends to the anticlockwise side of the middle part of the corresponding limiting rod and is in contact with the anticlockwise side; the continuous anticlockwise rotation of the limiting rod is limited by the anticlockwise limiting rod, so that when the limiting rod is contacted with the anticlockwise limiting rod, the torsion spring still can provide a certain torsion action of the anticlockwise rotation, and the limiting rod is elastically contacted with the anticlockwise limiting rod;

the other end of the limiting rod is integrally formed with a limiting hook matched with the guide rod hook, the limiting hook is used for being in contact with the limiting hook when the auxiliary guide rod is continuously inserted, and the limiting rod can rotate clockwise when the auxiliary guide rod is continuously pushed in, so that the hooking between the limiting hook and the guide rod hook can be realized, and at the moment, the extension rod is retracted and fixed; when descending, simultaneous control ware drives motor drive and rotates certain angle, this moment owing to there is the spacing of anticlockwise gag lever post, make the gag lever post realize clockwise rotation together by the company, when rotating certain angle, unblock between spacing couple and the guide arm couple, the extension rod pops out afterwards, the motor resets under the drive action of controller, treat unmanned aerial vehicle and pack up the back, it is fixed to push into the hookup with the extension rod again, direct current motor positive and negative controller is chooseed for use to the positive and negative control of motor, choose for use current model can, its principle is for changing excitation winding's polarity, change the direction of main field promptly, thereby realize the positive and negative control of motor.

As a further scheme of the utility model: the landing leg adopts the rubber material to make, wholly possesses the effect of buffering energy-absorbing, and the better resilience effect of cooperation plays good shock attenuation, and its structure thickness need let the landing leg possess certain rigidity also can realize certain deformation resilience simultaneously.

As a further scheme of the utility model: the maximum extending length of the extension rod relative to the pipe body is 10cm-15cm, and the extension rod is made of engineering plastics.

As a further scheme of the utility model: the power box is internally provided with a direct-current storage battery which is connected with the motor, and the motor and the rotor wing adopt relatively independent electric energy supply to avoid mutual interference.

As a further scheme of the utility model: the central angles corresponding to the circumferentially adjacent loop bars form an included angle of 90 degrees.

As a further scheme of the utility model: the bottom surface of the tube body is also in an open structure.

The utility model has the beneficial effects that: according to the utility model, the telescopic and popup extension rod assembly is arranged on the unmanned aerial vehicle support, and the extension rod is manually operated to open and popup during landing, so that the support range is effectively increased, the landing stability is greatly improved, the tumbling of the unmanned aerial vehicle body caused by impact during landing is avoided, the elastic popup mode is adopted to cooperate with hooking unlocking, and the multi-rod linkage structure enables the integral operation and the storage to be convenient.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 only some 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 structural view of the present invention;

fig. 2 is a front view of the utility model at a shown in fig. 1.

FIG. 3 is a schematic view showing the structure of the shock absorbing bracket according to the present invention when it is unfolded.

Fig. 4 is a schematic view of the shock-absorbing mount of the present invention when it is received inside.

Fig. 5 is a schematic view of a coupling structure of an extension bar according to the present invention.

Fig. 6 is a schematic view showing a locked state of the extension pole according to the present invention.

Fig. 7 is a schematic view showing a separated state of the extension pole according to the present invention.

In the figure: 1-machine body, 2-machine arm, 3-rotor wing, 4-landing leg, 5-infrared camera, 6-landing leg connecting rod, 7-guiding outer tube, 8-extension rod, 9-power box, 10-guide wheel, 11-inner groove, 12-tube body, 13-main guide rod, 14-spring, 15-auxiliary guide rod, 16-guide rod hook, 17-guide wheel groove, 18-rotary table, 19-anticlockwise limiting rod, 20-limiting rod, 21-limiting hook, 22-motor and 23-torsion spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 7, in the embodiment of the utility model, an unmanned aerial vehicle with an infrared probe mechanism and a shock absorption landing function comprises an unmanned aerial vehicle main body and a shock absorption support assembly, wherein the unmanned aerial vehicle main body is composed of a machine body 1, a machine arm 2, a rotor 3, a support leg 4 and an infrared camera 5, the machine arm 2 is fixed around a shell of the machine body 1, the rotor 3 is installed at the outer end position of the machine arm 2, the support leg 4 is fixed on the bottom surface of the machine body 1, the infrared camera 5 is installed at the belly position of the machine body 1 through a cradle head, shooting of the surrounding environment is realized through the infrared camera 5, and a flight control system or an operator is assisted to operate;

the damping support component comprises a plurality of supporting leg connecting rods 6, the supporting leg connecting rods 6 are in a long straight rod-shaped structure, two ends of each supporting leg connecting rod 6 are fixedly connected with the bottom end position of the adjacent supporting leg 4, and a square frame-shaped structure is formed between the supporting leg connecting rods 6; the supporting leg connecting rod 6 plays a supporting role and improves the supporting strength of the supporting leg 4;

the bottom surface of the landing leg connecting rod 6 is provided with a notch, the position of the notch is fixedly clamped or fixed with a guide outer tube 7 through a bolt, the guide outer tube 7 comprises a tube body 12 of which the outline is of a square and straight tube structure, the inner end of the outer end opening of the tube body 12 is closed, the outer end head of the tube body 12 is clamped in the corresponding notch, and the inner end head of the tube body 12 extends towards the center of the inner side of a frame-shaped structure formed by the surrounding of the landing leg connecting rod 6; the tube body 12 serves as a guide and plays a role in guiding; the bottom surface of the pipe body 12 is also open, so that the pipe body 12 is in a U-shaped pipe structure with an opening facing downwards when viewed from the side;

a square tubular extension rod 8 is slidably mounted in the tube body 12, wherein a guide wheel 10 is mounted on the side surface of the extension rod 8 through a pin shaft and a flange, a section of guide wheel groove 17 which is concave and is matched with the guide wheel 10 is arranged on the inner side surface of the tube body 12, and the extension rod 8 can slide relative to the tube body 12 based on the linear guide effect of the guide wheel groove 17 and the rolling effect of the guide wheel 10, so that the technical effect is that the extension rod 8 can be retracted into the tube body 12 and can also extend to the outer side position of the tube body 12, and when the extension rod 8 is positioned on the outer side of the tube body 12, as can be known by referring to fig. 3, the extension rod 8 plays a role in increasing the supporting range, thereby greatly improving the landing stability and avoiding the tumbling of the tube body caused by impact during landing;

an inner groove 11 which extends outwards along the lateral line is processed at the center of the inner end surface of the extension rod 8, wherein a main guide rod 13 is movably inserted into the inner groove 11, and the rear end of the main guide rod 13 is fixed on the rear end surface of the tube body 12; when the extension rod 8 moves relative to the tube body 12, the main guide rod 13 and the inner groove 11 also play a role of inner guide;

a through cavity is arranged at the central axis of the main guide rod 13, an auxiliary guide rod 15 is movably arranged in the through cavity, two ends of the auxiliary guide rod 15 extend to the outer side position of the main guide rod 13 through the through cavity, the outer end of the auxiliary guide rod 15 is fixedly connected with the center of the bottom of the inner groove 11, and the relative movement of the auxiliary guide rod 15 is driven by the movement of the extension rod 8; when the extension rod 8 moves back and forth, the auxiliary guide rod 15 also slides back and forth relative to the main guide rod 13;

a spring 14 is arranged in the inner groove 11, the spring 14 is sleeved on the auxiliary guide rod 15, the spring 14 is positioned between the bottom of the inner groove 11 and the main guide rod 13, the spring 14 plays a role of accumulating elastic potential energy, when the elastic potential energy of the spring 14 is released, the pipe body 12 is relatively fixed, so the main guide rod 13 and the extension rod 8 are spread under the action of the spring 14, the extension rod 8 is ejected out of the pipe body 12 at the moment, and the spring 14 plays a driving role of ejecting the extension rod 8;

the inner end of the auxiliary guide rod 15 freely penetrates through a central hole in the rear end face of the tube body, a guide rod hook 16 is processed on the inner end port of the auxiliary guide rod 15, the guide rod hook 16 plays a role in locking connection and a limiting role relative to the tube body 12, and the inner end of the auxiliary guide rod 15 is prevented from entering a through cavity of the main guide rod 13 when the auxiliary guide rod 15 is ejected by the spring 14;

a hollow box-shaped power box 9 is further arranged at the center of the inner side of the frame-shaped structure formed by the support leg connecting rods 6, the power box 9 is fixedly connected with the pipe body 12, a plurality of through holes communicated with the inner cavity of the power box 9 are formed in the outer surface of the power box 9, and the inner end of the auxiliary guide rod 15 is movably inserted into the inner side of the power box 9 through the through holes;

a motor 22 is fixedly installed at the central position of the power box 9, a disc-shaped turntable 18 is fixedly sleeved on a motor shaft of the motor 22, and the turntable 18 and the motor shaft are vertically and coaxially arranged; the turntable 18 is driven to rotate by the motor 22; the upper surface of the turntable 18 is integrally formed with vertically arranged loop bars, the loop bars are circumferentially distributed at intervals, and central angles corresponding to circumferentially adjacent loop bars form 90-degree included angles; the sleeve rod is rotatably sleeved with one end of the limiting rod 20, a torsion spring 23 is arranged between the limiting rod 20 and the sleeve rod, the torsion spring 23 is movably sleeved on the sleeve rod, two ends of the torsion spring 23 are respectively clamped on the turntable 18 and the limiting rod 20, and the torsion spring 23 is used for driving the limiting rod 20 to rotate anticlockwise;

the upper surface of the turntable 18 is fixed with counterclockwise limiting rods 19 which are arranged corresponding to the limiting rods 20 one by one, one end of each counterclockwise limiting rod 19 is fixed on the turntable 18, and the other end of each counterclockwise limiting rod 19 extends to the counterclockwise side of the middle part of the corresponding limiting rod 20 and is in contact with the counterclockwise side; the continuous anticlockwise rotation of the limiting rod 20 is limited by the anticlockwise limiting rod 19, so that when the limiting rod 20 is in contact with the anticlockwise limiting rod 19, the torsion spring 23 still can provide a certain torsion action of the anticlockwise rotation, and the limiting rod 20 is in elastic contact with the anticlockwise limiting rod 19;

the other end of the limiting rod 20 is integrally formed with a limiting hook 21 matched with the guide rod hook 16, the limiting hook 21 is used for being in contact with the limiting hook 21 when the auxiliary guide rod 15 is continuously inserted, and the limiting rod 20 can rotate clockwise when the auxiliary guide rod is continuously pushed, so that hooking between the limiting hook 21 and the guide rod hook 16 can be realized, and at the moment, the extension rod 8 is fixed in an inward contraction mode; when descending, simultaneous control ware drives motor 22 drive and rotates certain angle, this moment owing to there is anticlockwise gag lever post 19 spacing, make gag lever post 20 realize clockwise rotation together by the company, when rotating certain angle, unblock between spacing couple 21 and the guide arm couple 16, extension rod 8 pops out afterwards, motor 22 resets under the driver action of controller, treat unmanned aerial vehicle and pack up the back, it is fixed to push into the hookup with extension rod 8 again, direct current motor positive and negative controller is chooseed for use to motor 22's positive and negative control, choose for use current model can, its principle is the polarity that changes excitation winding, change the direction of main field promptly, thereby realize motor 22's positive and negative control.

Landing leg 4 adopts the rubber material to make, wholly possesses the effect of buffering energy-absorbing, and the better resilience effect of cooperation plays good shock attenuation, and its structure thickness need let landing leg 4 possess certain rigidity also can realize certain deformation resilience simultaneously.

The power box 9 is internally provided with a direct-current storage battery which is connected with the motor 22, and the motor 22 and the rotor 3 adopt relatively independent electric energy supply to avoid mutual interference.

The maximum extending length of the extension rod 8 relative to the pipe body 12 is 10cm-15cm, and the extension rod 8 is made of engineering plastics.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. An unmanned aerial vehicle with an infrared probe mechanism and a shock absorption landing function comprises an unmanned aerial vehicle main body and a shock absorption support assembly, wherein the unmanned aerial vehicle main body comprises a machine body, a machine arm, a rotor wing, supporting legs and an infrared camera, the supporting legs are fixed on the bottom surface of the machine body, the shock absorption support assembly comprises a plurality of supporting leg connecting rods, two ends of each supporting leg connecting rod are fixedly connected with the bottom end positions of adjacent supporting legs, and a square frame-shaped structure is formed between the supporting leg connecting rods;

the landing leg connecting rod structure is characterized in that a notch is formed in the bottom surface of the landing leg connecting rod, a guide outer tube is fixedly clamped or fixed through a bolt in the position of the notch, the guide outer tube comprises a tube body of which the outline is of a square and straight tube structure, the inner end of an outer end opening of the tube body is closed, the outer end head of the tube body is clamped in the corresponding notch, and the inner end head of the tube body extends towards the center of the inner side of a frame-shaped structure formed by the surrounding of the landing leg connecting rod; a square tubular extension rod is arranged in the tube body in a sliding manner, a guide wheel is arranged on the side surface of the extension rod through a pin shaft and a flange, and a section of sunken guide wheel groove which is matched with the guide wheel is arranged on the inner side surface of the tube body; an inner groove which extends outwards in a linear manner is processed at the center of the inner end surface of the extension rod, wherein a main guide rod is movably inserted into the inner groove, and the rear end of the main guide rod is fixed on the rear end surface of the pipe body; a through cavity is arranged at the central axis of the main guide rod, an auxiliary guide rod is movably arranged in the through cavity, two ends of the auxiliary guide rod extend to the outer side position of the main guide rod through the through cavity, and the outer end of the auxiliary guide rod is fixedly connected with the center of the groove bottom of the inner groove;

a spring is arranged in the inner groove, is sleeved on the auxiliary guide rod and is positioned between the bottom of the inner groove and the main guide rod;

the inner end head of the auxiliary guide rod freely penetrates out of the central hole of the rear end face of the pipe body, and a guide rod hook is processed on the inner end port of the auxiliary guide rod;

the inner side center position of the frame-shaped structure formed by the support leg connecting rods is also provided with a hollow box-shaped power box, the power box is fixedly connected with the pipe body, the outer surface of the power box is provided with a plurality of through holes communicated with the inner cavity of the power box, and the inner end head of the auxiliary guide rod is movably inserted into the inner side of the power box through the through holes;

a motor is fixedly installed at the central position of the power box, a disc-shaped turntable is fixedly sleeved on a motor shaft of the motor, vertically arranged loop bars are integrally formed on the upper surface of the turntable, the loop bars are circumferentially distributed at intervals, the loop bars are rotatably sleeved with one end of a limiting rod, a torsion spring is arranged between the limiting rod and the loop bar, the torsion spring is movably sleeved on the loop bars, and two ends of the torsion spring are respectively clamped on the turntable and the limiting rod;

the upper surface of the turntable is fixedly provided with anticlockwise limiting rods which are arranged in one-to-one correspondence with the limiting rods, one end of each anticlockwise limiting rod is fixed on the turntable, and the other end of each anticlockwise limiting rod extends to the anticlockwise side of the middle part of the corresponding limiting rod and is in contact with the anticlockwise side; the other end of the limiting rod is integrally formed with a limiting hook matched with the guide rod hook.

2. The unmanned aerial vehicle with infrared probe mechanism and shock attenuation landing function of claim 1, characterized in that, the central angle that corresponds between the circumference adjacent loop bar is 90 degrees contained angles.

3. The unmanned aerial vehicle with infrared probe mechanism and shock attenuation landing function of claim 1, characterized in that, the bottom surface of body also is open type structure.

4. The unmanned aerial vehicle with infrared probe mechanism and shock attenuation landing function of claim 1, characterized in that, perpendicular and coaxial setting between carousel and the motor shaft.

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