CN213899177U

CN213899177U - Special power generation set with good noise reduction capability for unmanned aerial vehicle

Info

Publication number: CN213899177U
Application number: CN202022965154.8U
Authority: CN
Inventors: 李健
Original assignee: Jiangsu Zhiyuan Intelligent Driving Technology Research Institute Co ltd
Current assignee: Xuzhou Nanpu Electromechanical Technology Co ltd
Priority date: 2020-12-12
Filing date: 2020-12-12
Publication date: 2021-08-06
Anticipated expiration: 2030-12-12

Abstract

The utility model discloses a special generating set for unmanned aerial vehicle that ability of making an uproar falls is better, including the base, still including the structure of taking in that is convenient for take in the flabellum and protects and reduce the resistance, be convenient for with the clamping structure who carries out quick installation dismantlement between device and the unmanned aerial vehicle and can effectively reduce the structure of making an uproar falls, the mounting groove has been seted up to the inside on base top, and the inside bottom in mounting groove installs step motor, clamping structure sets up in the top of base, step motor's output extends to the top of base. The utility model discloses an utilize the expansion board increase of S type to inhale the cotton area of sound, the air noise of the rotatory production of flabellum can be inhaled the sound cotton and absorb, and the vibrations extrusion that the initiative pivot receives the windage to produce then can be cushioned by buffer spring through the relative movement between initiative pivot and the movable rod to reduce the noise, realized the function of making an uproar of falling of device.

Description

Special power generation set with good noise reduction capability for unmanned aerial vehicle

Technical Field

The utility model relates to an unmanned air vehicle technique field specifically is a noise reduction ability is better special type generating set for unmanned aerial vehicle.

Background

Unmanned aerial vehicle, unmanned aerial vehicle's the abbreviation, miniature unmanned aerial vehicle is welcomed at present, can help people to accomplish a lot of work that are difficult to accomplish, but unmanned aerial vehicle's continuation of the journey problem is a difficult problem always, and its working effect and time are deeply received the restriction of this difficult problem, so need install generating set additional on unmanned aerial vehicle, help unmanned aerial vehicle continuation of the journey.

And traditional unmanned aerial vehicle generating set has following shortcoming:

(1) the noise is large, and the normal life of human beings is sometimes influenced;

(2) sometimes, the wind power is small, the power generation scale cannot be achieved, and the fan blades cannot be stored and protected;

(3) the device is when not using, and can't carry out quick dismouting between the unmanned aerial vehicle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise reduction ability is better special generating set for unmanned aerial vehicle to it is great to solve the noise that proposes in the above-mentioned background art, can influence the problem of human normal life sometimes.

In order to achieve the above object, the utility model provides a following technical scheme: a special power generating set for an unmanned aerial vehicle with better noise reduction capability comprises a base, a containing structure, a clamping structure and a noise reduction structure, wherein the containing structure is convenient for containing fan blades for protection and reducing resistance, the clamping structure is convenient for rapidly installing and disassembling the device and the unmanned aerial vehicle, and the noise reduction structure can effectively reduce noise;

the inner part of the top end of the base is provided with a mounting groove, the bottom end of the inner part of the mounting groove is provided with a stepping motor, and the clamping structure is arranged at the top end of the base;

the output end of the stepping motor extends to the upper part of the base, the output end of the stepping motor is provided with a mounting box through a rotating shaft, one side of the top end of the mounting box is provided with a wind direction sensor, the other side of the top end of the mounting box is provided with a wind speed sensor, a cavity is formed in one side of the mounting box, a wind driven generator is arranged on one side of the interior of the cavity, one end of the wind driven generator is provided with a driven rotating shaft, one side of the mounting box is provided with an accommodating groove, a driving rotating shaft is arranged in the accommodating groove, one end of the driving rotating shaft extends to one side of the mounting box, four fan blades are arranged at one end of the outer wall of the driving rotating;

the noise reduction structure is arranged in the accommodating groove.

Preferably, the structure of making an uproar includes the spout, the one end of initiative pivot is seted up to the spout, the one end welding of driven pivot has the movable rod, and the one end of movable rod extends to the inside of spout, two buffer spring are installed to the one end of movable rod, and buffer spring's one end all is connected through one side that mounting and spout are inside, the gag lever post has all been welded at the upper and lower both ends of movable rod outer wall, and the one end of gag lever post all runs through to the outside of initiative pivot, one side of mounting box inner wall evenly is provided with the expansion board.

Preferably, the expansion board is S-shaped, and the outer wall of the expansion board is provided with sound-absorbing cotton.

Preferably, the accommodating structure comprises a pull rod, a pneumatic telescopic rod, a rotating groove, fixed rods, a moving block, limiting blocks, limiting grooves, rotating blocks and a mounting plate, the moving block is sleeved on the outer wall of the driving rotating shaft, the inner wall of the moving block is provided with the four limiting grooves, the limiting blocks are uniformly welded on the outer wall of the driving rotating shaft, one ends of the limiting blocks extend into the limiting grooves, the pneumatic telescopic rod is mounted at the upper end and the lower end of the mounting box, the mounting plate is fixed at the output end of the pneumatic telescopic rod, the rotating groove is formed in one end of the moving block, the rotating blocks are arranged in the moving block, the fixed rods are welded at the upper end and the lower end of one side of the rotating blocks, and one ends of the fixed rods are connected with the bottom end of one side of the mounting plate through fixing pieces.

Preferably, the shapes of the rotating groove and the rotating block are both annular, and the inner wall of the rotating groove is in sliding fit with the outer wall of the rotating block.

Preferably, clamping structure includes bull stick, movable block, initiative splint, slide, movable plate, fixed plate, knob and solid fixed splint, the slide is all seted up in the inside at both ends around the base both sides, and the inside of slide all is provided with the movable block, initiative splint have all been welded to the bottom of movable block, and the bottom of initiative splint all extends to the below of base, solid fixed splint have all been welded at both ends around the base bottom both sides, the fixed plate has all been welded at both ends around the base top both sides, and the bull stick is all installed through the pivot to the one end of fixed plate, the knob is all installed to the one end of bull stick, and the outer wall of bull stick all overlaps and is equipped with the movable plate, the bottom of movable plate all is connected with the top of movable block through the mounting.

Preferably, the outer wall of the rotating rod is provided with an external thread, and the inner wall of the moving plate is provided with an internal thread matched with the internal thread.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the expansion plate, the fan blades, the sound absorption cotton, the driving rotating shaft, the movable rod and the buffer spring, the area of the sound absorption cotton is increased through the S-shaped expansion plate, air noise generated by the rotation of the fan blades can be absorbed by the sound absorption cotton, and vibration extrusion generated by the wind resistance of the driving rotating shaft can be buffered by the buffer spring through the relative movement between the driving rotating shaft and the movable rod, so that the noise is reduced, and the noise reduction function of the device is realized;

(2) the device is characterized in that the pneumatic telescopic rod is started by arranging the pull rod, the pneumatic telescopic rod, the rotating groove, the fixed rod, the moving block, the limiting groove, the rotating block and the mounting plate, the pneumatic telescopic rod is pushed to push the mounting plate, so that the fixed rod drives the rotating block, and finally the moving block is pulled, the moving block utilizes the sliding fit between the limiting groove and the limiting block, so that the pull rod is pulled back, the fan blades are rotatably accommodated and protected, the resistance is reduced, and the accommodating function of the device is realized;

(3) through being provided with bull stick, movable block, initiative splint, slide, movable plate, fixed plate, knob and solid fixed splint, rotate the knob for the knob drives the bull stick and rotates, because the movable block of connecting on the movable plate is rotated by the slide restriction, so the movable plate can be followed the horizontal direction and removed, utilizes the movable block to drive initiative splint and draws close to solid fixed splint, until the two with unmanned aerial vehicle's metal support centre gripping, can quick installation device, realized the quick assembly disassembly function of device.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic side view, cross-sectional structure of the clamping structure of the present invention;

FIG. 3 is a schematic side view of the moving block and the driving shaft of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 5 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. a receiving structure; 101. a pull rod; 102. a pneumatic telescopic rod; 103. a rotating groove; 104. fixing the rod; 105. a moving block; 106. a limiting block; 107. a limiting groove; 108. rotating the block; 109. mounting a plate; 2. a clamping structure; 201. a rotating rod; 202. a movable block; 203. an active splint; 204. a slideway; 205. moving the plate; 206. a fixing plate; 207. a knob; 208. fixing the clamping plate; 3. mounting a box; 4. a fan blade; 5. a driving rotating shaft; 6. mounting grooves; 7. a base; 8. a stepping motor; 9. a receiving groove; 10. a driven rotating shaft; 11. A wind power generator; 12. a cavity; 13. a wind speed sensor; 14. sound-absorbing cotton; 15. expanding the board; 16. a wind direction sensor; 17. a buffer spring; 18. a chute; 19. a limiting rod; 20. a movable rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, a special power generator set for an unmanned aerial vehicle with better noise reduction capability comprises a base 7, a containing structure 1 convenient for containing fan blades for protection and reducing resistance, a clamping structure 2 convenient for rapidly mounting and dismounting the device and the unmanned aerial vehicle, and a noise reduction structure capable of effectively reducing noise;

the inside of the top end of the base 7 is provided with an installation groove 6, the bottom end of the inside of the installation groove 6 is provided with a stepping motor 8, the model of the stepping motor 8 can be SPS57HS30, and the clamping structure 2 is arranged at the top end of the base 7;

the output end of the stepping motor 8 extends to the upper part of the base 7, the output end of the stepping motor 8 is provided with the mounting box 3 through a rotating shaft, one side of the top end of the mounting box 3 is provided with a wind direction sensor 16, the model of the wind direction sensor 16 can be RS485, the other side of the top end of the mounting box 3 is provided with a wind speed sensor 13, the wind speed sensor 13 can be BRW200-1002, a cavity 12 is formed in one side of the mounting box 3, one side of the interior of the cavity 12 is provided with a wind driven generator 11, one end of the wind driven generator 11 is provided with a driven rotating shaft 10, one side of the mounting box 3 is provided with an accommodating groove 9, the interior of the accommodating groove 9 is provided with a driving rotating shaft 5, one end of the driving rotating shaft 5 extends to one side of the mounting box 3, one end of the outer wall of the driving rotating shaft 5 is provided with four fan blades 4, and the accommodating structure 1 is arranged on one side of the fan blades 4;

the noise reduction structure is arranged inside the accommodating groove 9;

referring to fig. 1-5, a special power generator set for an unmanned aerial vehicle with better noise reduction capability further includes a noise reduction structure, the noise reduction structure includes a sliding groove 18, the sliding groove 18 is opened at one end of the driving rotating shaft 5, a movable rod 20 is welded at one end of the driven rotating shaft 10, one end of the movable rod 20 extends into the sliding groove 18, two buffer springs 17 are installed at one end of the movable rod 20, one end of each buffer spring 17 is connected with one side of the inside of the sliding groove 18 through a fixing member, limiting rods 19 are welded at the upper end and the lower end of the outer wall of the movable rod 20, one end of each limiting rod 19 penetrates through the outer side of the driving rotating shaft 5, and expansion plates 15 are uniformly arranged at one side of the inner wall of;

the expansion board 15 is S-shaped, and the outer wall of the expansion board 15 is provided with sound-absorbing cotton 14;

specifically, as shown in fig. 1 and 4, the air noise generated by the rotation of the fan blades 4 is absorbed by the sound-absorbing cotton 14, and the vibration extrusion of the active shaft 5 caused by the wind resistance is buffered by the buffer spring 17 through the relative movement between the active shaft 5 and the movable rod 20, so as to reduce the noise.

Example 2: the containing structure 1 comprises a pull rod 101, a pneumatic telescopic rod 102, a rotating groove 103, a fixed rod 104, a moving block 105, a limiting block 106, a limiting groove 107, a rotating block 108 and a mounting plate 109, wherein the moving block 105 is sleeved on the outer wall of the driving rotating shaft 5, and the inner wall of the moving block 105 is provided with four limiting grooves 107, the limiting blocks 106 are uniformly welded on the outer wall of the driving rotating shaft 5, one end of the limiting block 106 extends to the inside of the limiting groove 107, the pneumatic telescopic rods 102 are arranged at the upper end and the lower end inside the mounting box 3, the type of the pneumatic telescopic rod 102 can be BC21-A, the output end of the pneumatic telescopic rod 102 is fixed with the mounting plate 109, the rotating groove 103 is arranged inside one end of the moving block 105, and a rotating block 108 is arranged inside the moving block 105, the fixed rods 104 are welded at the upper and lower ends of one side of the rotating block 108, one end of the fixed rod 104 is connected with the bottom end of one side of the mounting plate 109 through a fixing piece;

the shapes of the rotating groove 103 and the rotating block 108 are both annular, and the inner wall of the rotating groove 103 is in sliding fit with the outer wall of the rotating block 108;

specifically, as shown in fig. 1, 3 and 5, the air-operated telescopic rod 102 is started to push the mounting plate 109, so that the fixing rod 104 drives the rotating block 108, and finally the moving block 105 is pulled, and the moving block 105 utilizes the sliding fit between the limiting groove 107 and the limiting block 106, so that the pull rod 101 is pulled back, the fan blades 4 are rotated and stored, the fan blades are protected, and the resistance is also reduced.

Example 3: the clamping structure 2 comprises a rotating rod 201, a movable block 202, a driving clamping plate 203, a slide 204, a movable plate 205, a fixed plate 206, a knob 207 and a fixed clamping plate 208, the slide 204 is arranged inside the front end and the rear end of two sides of a base 7, the movable block 202 is arranged inside the slide 204, the driving clamping plate 203 is welded at the bottom end of the movable block 202, the bottom end of the driving clamping plate 203 extends to the lower side of the base 7, the fixed clamping plate 208 is welded at the front end and the rear end of two sides of the bottom end of the base 7, the fixed plate 206 is welded at the front end and the rear end of two sides of the top end of the base 7, the rotating rod 201 is installed at one end of the rotating rod 201 through a rotating shaft, the knob 207 is installed at one end of the rotating rod 201, the movable plate 205 is sleeved on the outer wall of the rotating rod 201, and the bottom end of the movable plate 205 is connected with the top end of the movable block 202 through a fixing member;

the outer wall of the rotating rod 201 is provided with external threads, and the inner wall of the moving plate 205 is provided with internal threads matched with the external threads;

specifically, as shown in fig. 1 and fig. 2, the knob 207 is rotated, so that the knob 207 drives the rotating rod 201 to rotate, and since the movable block 202 connected to the movable plate 205 is limited by the slide 204 to rotate, the movable plate 205 can move in the horizontal direction, and the movable block 202 is utilized to drive the active clamp plate 203 to approach the fixed clamp plate 208 until the two clamp the metal bracket of the unmanned aerial vehicle, so that the device can be quickly installed.

The working principle is as follows: when using this device, at first, place the device at unmanned aerial vehicle's top, rotate knob 207 for knob 207 drives bull stick 201 and rotates, because the movable block 202 of connecting on the movable plate 205 is restricted by slide 204 and is rotated, so movable plate 205 can remove along the horizontal direction, utilizes movable block 202 to drive initiative splint 203 and draws close to solid fixed splint 208, until the two with unmanned aerial vehicle's metal support centre gripping, can quick installation device.

Then, unmanned aerial vehicle flight in-process, wind direction sensor 16 and wind speed sensor 13 detect wind speed and direction, step motor 8 drives the mounting box 3 rotatory, make flabellum 4 just to the wind direction all the time, wind drives flabellum 4 and rotates, thereby drive driven rotating shaft 10 through initiative pivot 5 and rotate, utilize aerogenerator 11 to generate electricity, the rotatory air noise that produces of flabellum 4 can be absorbed by inhaling sound cotton 14, and the vibrations extrusion that initiative pivot 5 receives the windage to produce then can be cushioned by buffer spring 17 through the relative movement between initiative pivot 5 and the movable rod 20, thereby noise reduction.

Finally, when the wind speed sensor 13 detects that wind is too small and is not suitable for power generation, the air-operated telescopic rod 102 is started to push the mounting plate 109, so that the fixed rod 104 drives the rotating block 108, the moving block 105 is finally pulled, the moving block 105 utilizes the sliding fit between the limiting groove 107 and the limiting block 106, and the pull rod 101 is pulled back, so that the fan blades 4 are rotatably accommodated, protected and the resistance is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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

1. The utility model provides a noise reduction ability is better special type generating set for unmanned aerial vehicle, includes base (7), its characterized in that: the device also comprises a containing structure (1) which is convenient for containing fan blades for protection and reducing resistance, a clamping structure (2) which is convenient for rapidly installing and disassembling the device and the unmanned aerial vehicle, and a noise reduction structure which can effectively reduce noise;

an installation groove (6) is formed in the top end of the base (7), a stepping motor (8) is installed at the bottom end of the interior of the installation groove (6), and the clamping structure (2) is arranged at the top end of the base (7);

the output end of the stepping motor (8) extends to the upper side of the base (7), the output end of the stepping motor (8) is provided with the mounting box (3) through a rotating shaft, one side of the top end of the mounting box (3) is provided with the wind direction sensor (16), the other side of the top end of the mounting box (3) is provided with the wind speed sensor (13), the inside of one side of the mounting box (3) is provided with the cavity (12), one side of the inside of the cavity (12) is provided with the wind driven generator (11), one end of the wind driven generator (11) is provided with the driven rotating shaft (10), one side of the mounting box (3) is provided with the accommodating groove (9), the inside of the accommodating groove (9) is provided with the driving rotating shaft (5), one end of the driving rotating shaft (5) extends to one side of the mounting box (3), and one end of the outer wall of the driving rotating shaft (5) is provided with the four fan blades (4), the accommodating structure (1) is arranged on one side of the fan blade (4);

the noise reduction structure is arranged in the accommodating groove (9).

2. The special generator set for the unmanned aerial vehicle with the good noise reduction capability of claim 1 is characterized in that: the structure of making an uproar falls includes spout (18), the one end of initiative pivot (5) is seted up in spout (18), the one end welding of driven spindle (10) has movable rod (20), and the one end of movable rod (20) extends to the inside of spout (18), two buffer spring (17) are installed to the one end of movable rod (20), and the one end of buffer spring (17) all is connected with one side of spout (18) inside through the mounting, gag lever post (19) have all been welded at the upper and lower both ends of movable rod (20) outer wall, and the one end of gag lever post (19) all runs through to the outside of initiative pivot (5), one side of mounting box (3) inner wall evenly is provided with expansion board (15).

3. The special power generator set for the unmanned aerial vehicle, which has the better noise reduction capability, according to claim 2, is characterized in that: the expansion board (15) is S-shaped, and sound-absorbing cotton (14) is arranged on the outer wall of the expansion board (15).

4. The special generator set for the unmanned aerial vehicle with the good noise reduction capability of claim 1 is characterized in that: the accommodating structure (1) comprises a pull rod (101), a pneumatic telescopic rod (102), a rotating groove (103), a fixed rod (104), a moving block (105), a limiting block (106), a limiting groove (107), a rotating block (108) and a mounting plate (109), wherein the moving block (105) is sleeved on the outer wall of the driving rotating shaft (5), the inner wall of the moving block (105) is provided with four limiting grooves (107), the limiting blocks (106) are uniformly welded on the outer wall of the driving rotating shaft (5), one end of each limiting block (106) extends into the corresponding limiting groove (107), the pneumatic telescopic rods (102) are mounted at the upper end and the lower end of the interior of the mounting box (3), the mounting plate (109) is fixed at the output end of each pneumatic telescopic rod (102), the rotating groove (103) is formed in one end of the corresponding moving block (105), and the rotating block (108) is arranged in the corresponding moving block (105), the fixing rods (104) are welded at the upper end and the lower end of one side of the rotating block (108), and one ends of the fixing rods (104) are connected with the bottom end of one side of the mounting plate (109) through fixing pieces.

5. The special generator set for the unmanned aerial vehicle with the better noise reduction capability of claim 4 is characterized in that: the rotating groove (103) and the rotating block (108) are both annular in shape, and sliding fit is formed between the inner wall of the rotating groove (103) and the outer wall of the rotating block (108).

6. The special generator set for the unmanned aerial vehicle with the good noise reduction capability of claim 1 is characterized in that: the clamping structure (2) comprises a rotating rod (201), movable blocks (202), a driving clamping plate (203), a slide way (204), a movable plate (205), a fixed plate (206), a knob (207) and a fixed clamping plate (208), wherein the slide way (204) is arranged inside the front end and the rear end of the two sides of the base (7), the movable blocks (202) are arranged inside the slide way (204), the driving clamping plate (203) is welded at the bottom end of the movable blocks (202), the bottom end of the driving clamping plate (203) extends to the lower portion of the base (7), the fixed clamping plate (208) is welded at the front end and the rear end of the two sides of the bottom end of the base (7), the fixed plates (206) are welded at the front end and the rear end of the two sides of the top end of the base (7), the rotating rod (201) is installed at one end of the rotating rod (201), and the knob (207) is installed at one end of the rotating rod (201), and the outer wall of the rotating rod (201) is sleeved with a moving plate (205), and the bottom end of the moving plate (205) is connected with the top end of the moving block (202) through a fixing piece.

7. The special generator set for the unmanned aerial vehicle with the better noise reduction capability of claim 6 is characterized in that: the outer wall of the rotating rod (201) is provided with external threads, and the inner wall of the moving plate (205) is provided with internal threads matched with the internal threads.