CN215071938U

CN215071938U - High-performance brushless motor for plant protection unmanned aerial vehicle

Info

Publication number: CN215071938U
Application number: CN202121725947.0U
Authority: CN
Inventors: 谢伟
Original assignee: Shenzhen Dingyufeng Technology Co ltd
Current assignee: Shenzhen Dingyufeng Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-12-07
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the technical field, in particular to a high-performance brushless motor for a plant protection unmanned aerial vehicle, which comprises a motor body, wherein an output shaft is arranged on the motor body, the lower end part of the motor body is fixedly connected with a supporting plate discontinuously, a mounting plate is arranged below the motor body, when in use, water can enter into a circular ring from a hose by injecting water into a water storage box, the inner wall surface of the circular ring is in close contact with the surface of the motor body, heat generated by the motor body can be transmitted to the circular ring, so that the temperature of the motor body is reduced, heat on the motor body can be transmitted to a radiating fin by arranging the radiating fin on the motor body, the heat on the radiating fin can be radiated to the air, thereby achieving the radiating effect of the motor body, the radiating performance of the motor body is better by matching two radiating structures, and the service life of the motor body is prolonged, the support of the support rod ensures that the circular ring is installed more stably.

Description

High-performance brushless motor for plant protection unmanned aerial vehicle

Technical Field

The application relates to brushless motor technical field, especially relates to a high performance brushless motor for plant protection unmanned aerial vehicle.

Background

The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under the condition of variable frequency and speed regulation and does not generate oscillation and step-out when the load suddenly changes. The permanent magnet of the brushless DC motor with medium and small capacity is mostly made of rare earth neodymium iron boron (Nd-Fe-B) material with high magnetic energy product. Therefore, the volume of the rare earth permanent magnet brushless motor is reduced by one machine seat number compared with that of a same-capacity three-phase asynchronous motor.

As disclosed in the chinese patent: a brushless motor, publication No.: CN208112438U, "brushless motor simple structure, the conventional brushless motor's of cancellation shell structure, it is convenient to assemble, completion equipment operation that can be quick, and then improve the production efficiency of enterprise, the effectual manufacturing cost who reduces the enterprise, satisfy the user demand", but in the in-service use process, brushless motor's heat dispersion is relatively poor, reduce brushless motor's life, and brushless motor is not convenient for fix on the unmanned aerial vehicle support, it is comparatively troublesome to install and dismantle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a plant protection is high performance brushless motor for unmanned aerial vehicle to solve the problem that proposes in the above-mentioned background art.

The embodiment of the application adopts the following technical scheme:

the utility model provides a high performance brushless motor for plant protection unmanned aerial vehicle, includes motor body, the last output shaft that is provided with of motor body, fixedly connected with backup pad is all interrupted to motor body's lower tip, the motor body below is provided with the mounting panel, every the equal fixed connection of backup pad is on the mounting panel, the surperficial indent of mounting panel has the half slot, two slots, two have been seted up to the bottom surface of mounting panel the slot is located the both sides of half slot respectively, the last heat radiation structure that is provided with of motor body, be provided with fastening structure on the mounting panel.

Preferably, heat radiation structure includes heat dissipation fin, water storage box and ring, the heat dissipation fin is interrupted to be installed on the motor body.

Preferably, water storage box fixed connection is in the upper end of mounting panel, the ring cup joints on motor body surface, install the hose on the water storage box, the water storage box communicates with each other through hose and ring, install the inlet tube on the water storage box.

Preferably, the ring is hollow, the tip fixedly connected with bracing piece under the ring, the quantity of bracing piece equals with the quantity of backup pad, every the bracing piece is the L shape, every the bracing piece is fixed connection respectively at backup pad tip.

Preferably, the fastening structure comprises a U-shaped frame, a semicircular clamping ring and a screw rod, wherein the two sides of the upper end of the U-shaped frame are fixedly connected to the lower end of the mounting plate, the two ends of the semicircular clamping ring are movably inserted into the slots respectively, and the semicircular clamping ring and the semicircular slot form an enclosing structure.

Preferably, the lower end of the semicircular clamping ring is fixedly connected with a connecting plate, two round rods are fixedly connected to two sides of the end of the connecting plate respectively and movably inserted into the mounting plate, a circular ring block is fixedly connected to the center of the bottom end of the connecting plate, and an annular groove is formed in the inner wall surface of the circular ring block.

Preferably, the screw rod runs through the U-shaped frame and is in threaded connection with the U-shaped frame, a circular ring sleeve is fixedly sleeved on the surface of the screw rod, and the circular ring sleeve is movably clamped in the annular groove.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

one of which, during the use, through injecting water into the water storage box, water can follow and enter into to the ring in the hose, the internal face of ring and motor body's surperficial in close contact with, the heat that motor body produced can transmit to the ring on, make motor body's temperature reduce, through be provided with the heat dissipation fin on motor body, heat on the motor body can transmit on the heat dissipation fin, heat on the heat dissipation fin can distribute in the air, thereby reach the radiating effect to motor body, cooperation through two kinds of heat radiation structure, make motor body heat dispersion better, the life of motor body has been prolonged, support through the bracing piece, ensure that the ring installation is more stable.

Two, during the use, cup joint the half slot on the unmanned aerial vehicle support, it can drive the ring cover idle running in the ring channel to rotate the removal through wrench movement screw rod, and drive the ring cover and remove, it can drive the semicircle snap ring and remove to remove through the ring cover, make the clearance between semicircle snap ring and the half slot reduce, make the surrounding structure fastening that forms between semicircle snap ring and the half slot on the unmanned aerial vehicle support, the installation is comparatively simple, the fastening is comparatively stable, be convenient for install and dismantle, the semicircle snap ring can drive two round bars and remove when removing, two round bars have carried on spacingly to the screw rod rotation, avoid driving the rotation of semicircle snap ring, this brushless motor heat dispersion is good, it is fixed to be convenient for the installation, this brushless motor's practicality has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of the general structure of the brushless motor;

fig. 2 is a schematic structural view of a bottom surface of the brushless motor;

FIG. 3 is a schematic structural view of a ring;

FIG. 4 is a schematic view of the mounting plate;

fig. 5 is a schematic structural view of a semicircular snap ring.

In the figure: 1. a motor body; 11. an output shaft; 2. a support plate; 3. mounting a plate; 31. a semicircular groove; 32. a slot; 4. a heat dissipating fin; 5. a water storage box; 51. a hose; 52. a water inlet pipe; 53. a support bar; 6. a circular ring; 7. a U-shaped frame; 8. a semicircular snap ring; 81. a connecting plate; 82. a round bar; 83. a circular ring block; 84. an annular groove; 9. a screw; 91. and a ring sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, 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 application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Example 1

Referring to fig. 1, 2 and 3, the present invention provides a high performance brushless motor for a plant protection unmanned aerial vehicle, comprising a motor body 1, an output shaft 11 is provided on the motor body 1, support plates 2 are discontinuously and fixedly connected to the lower end of the motor body 1, a mounting plate 3 is provided below the motor body 1, each support plate 2 is fixedly connected to the mounting plate 3, a semicircular groove 31 is recessed in the surface of the mounting plate 3, two slots 32 are provided on the bottom surface of the mounting plate 3, the two slots 32 are respectively located at two sides of the semicircular groove 31, a heat dissipation structure is provided on the motor body 1, the heat dissipation structure comprises a heat dissipation fin 4, a water storage box 5 and a circular ring 6, the heat dissipation fin 4 is discontinuously mounted on the motor body 1, the water storage box 5 is fixedly connected to the upper end of the mounting plate 3, the circular ring 6 is sleeved on the surface of the motor body 1, a hose 51 is installed on the water storage box 5, the water storage box 5 is communicated with the circular ring 6 through the hose 51, install inlet tube 52 on the water storage box 5, ring 6 is hollow form, and tip fixedly connected with bracing piece 53 under ring 6, and the quantity of bracing piece 53 equals with the quantity of backup pad 2, and every bracing piece 53 is the L shape, and every bracing piece 53 is fixed connection respectively at backup pad 2 tip.

When in use, water is injected into the water storage box 5, the control valve is arranged at the position of the water inlet pipe 52, the water can enter the circular ring 6 from the hose 51, the inner wall surface of the circular ring 6 is tightly contacted with the surface of the motor body 1, the heat generated by the motor body 1 can be transferred to the circular ring 6, so that the temperature of the motor body 1 is reduced, by adjusting the control valve, the water in the circular ring 6 is discharged from the water inlet pipe 52 due to gravity, by arranging the heat dissipation fins 4 on the motor body 1, the heat on the motor body 1 can be transferred to the heat dissipation fins 4, the heat on the heat dissipation fins 4 can be dissipated into the air, thereby reach the radiating effect to motor body 1, through two kinds of heat radiation structure's cooperation for motor body 1 heat dispersion is better, has prolonged motor body 1's life, and support through bracing piece 53 ensures that ring 6 installs more stably.

EXAMPLE 2

Referring to fig. 4 and 5, based on embodiment 1, the mounting plate 3 is provided with a fastening structure, the fastening structure includes a U-shaped frame 7, a semicircular snap ring 8 and a screw 9, both sides of the upper end of the U-shaped frame 7 are fixedly connected to the lower end of the mounting plate 3, both ends of the semicircular snap ring 8 are respectively movably inserted into the slots 32, the semicircular snap ring 8 and the semicircular groove 31 form an enclosing structure, the lower end of the semicircular snap ring 8 is fixedly connected with a connecting plate 81, both sides of the end of the connecting plate 81 are fixedly connected with round rods 82, the two round rods 82 are respectively movably inserted into the mounting plate 3, the center of the bottom end of the connecting plate 81 is fixedly connected with a circular ring block 83, the inner wall of the circular ring block 83 is provided with an annular groove 84, the screw 9 penetrates through the U-shaped frame 7, and is connected with the U-shaped frame 7 by screw thread, the surface of the screw 9 is fixedly sleeved with a circular sleeve 91, and the circular sleeve 91 is movably clamped in the annular groove 84.

During the use, cup joint half slot 31 on the unmanned aerial vehicle support, it can drive ring cover 91 idle running in ring channel 84 to rotate the removal through wrench movement screw rod 9, and drive ring cover 91 and remove, it can drive semicircle snap ring 8 and remove to remove through ring cover 91, make the clearance between semicircle snap ring 8 and the half slot 31 reduce, make the surrounding structure fastening that forms between semicircle snap ring 8 and the half slot 31 on the unmanned aerial vehicle support, the installation is comparatively simple, the fastening is comparatively stable, be convenient for install and dismantle, semicircle snap ring 8 can drive two round bars 82 and remove when removing, two round bars 82 have rotated screw rod 9 and have carried on spacingly, avoid driving semicircle snap ring 8 and rotate, this brushless motor heat dispersion is good, be convenient for install fixedly, this brushless motor's practicality has been improved.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a plant protection is high performance brushless motor for unmanned aerial vehicle, includes motor body (1), its characterized in that: an output shaft (11) is arranged on the motor body (1), supporting plates (2) are fixedly connected to the lower end portion of the motor body (1) in a discontinuous mode, a mounting plate (3) is arranged below the motor body (1), each supporting plate (2) is fixedly connected to the mounting plate (3), a semicircular groove (31) is formed in the surface of the mounting plate (3) in a concave mode, two inserting grooves (32) are formed in the bottom surface of the mounting plate (3), and the two inserting grooves (32) are located on two sides of the semicircular groove (31) respectively;

the motor body (1) is provided with a heat dissipation structure;

and a fastening structure is arranged on the mounting plate (3).

2. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 1, wherein: the heat radiation structure comprises heat radiation fins (4), a water storage box (5) and a circular ring (6), wherein the heat radiation fins (4) are discontinuously arranged on the motor body (1).

3. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 2, wherein: water storage box (5) fixed connection is at the upper end of mounting panel (3), ring (6) cup joint on motor body (1) surface, install hose (51) on water storage box (5), water storage box (5) communicate with each other through hose (51) and ring (6), install inlet tube (52) on water storage box (5).

4. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 3, wherein: the ring (6) is hollow, tip fixedly connected with bracing piece (53) under ring (6), the quantity of bracing piece (53) equals with the quantity of backup pad (2), every bracing piece (53) are the L shape, every bracing piece (53) fixed connection is respectively at backup pad (2) tip.

5. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 1, wherein: fastening structure includes U-shaped frame (7), semicircle snap ring (8) and screw rod (9), the equal fixed connection in the lower tip of mounting panel (3) in both sides of U-shaped frame (7) upper end, the both ends of semicircle snap ring (8) are the activity respectively and are pegged graft in slot (32), semicircle snap ring (8) and semicircle groove (31) form and surround the structure.

6. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 5, wherein: the lower tip fixedly connected with connecting plate (81) of semicircle snap ring (8), equal fixedly connected with round bar (82) in both sides of connecting plate (81) tip, two round bar (82) activity is respectively pegged graft in mounting panel (3), fixedly connected with ring piece (83) are located at the center of connecting plate (81) bottom, ring channel (84) have been seted up to the internal face of ring piece (83).

7. The high-performance brushless motor for the plant protection unmanned aerial vehicle of claim 6, wherein: the screw rod (9) runs through the U-shaped frame (7) and is in threaded connection with the U-shaped frame (7), the surface of the screw rod (9) is fixedly sleeved with the annular sleeve (91), and the annular sleeve (91) is movably clamped in the annular groove (84).