CN212368233U

CN212368233U - Spraying device, spraying system and unmanned equipment

Info

Publication number: CN212368233U
Application number: CN202021994236.9U
Authority: CN
Inventors: 陈章
Original assignee: Guangzhou Xaircraft Technology Co Ltd
Current assignee: Guangzhou Xaircraft Technology Co Ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-01-19
Anticipated expiration: 2030-09-11

Abstract

The utility model discloses a sprinkler, sprinkler system and unmanned aerial vehicle, sprinkler includes: the driving component comprises a driving motor and a shell, the shell is provided with a mounting cavity, the driving motor comprises a driving shaft and a motor body, at least part of the motor body is accommodated in the mounting cavity and comprises a stator and a rotor, and the rotor is connected with the driving shaft; a spray member comprising a spray tray; and the connecting part comprises a connecting shaft and a coupler, one end of the connecting shaft is connected with the spraying disc, and the other end of the connecting shaft is connected with the driving shaft through the coupler. According to the utility model discloses a sprinkler sprays part and driver part through adopting the coupling joint to make sprinkler can have fine anti-shake damping function, and then make driving motor not fragile, long service life can improve the life who has its sprinkling system and unmanned aerial vehicle.

Description

Spraying device, spraying system and unmanned equipment

Technical Field

The utility model belongs to the technical field of the unmanned aerial vehicle technique and specifically relates to a sprinkler, sprinkler system and unmanned aerial vehicle are related to.

Background

The sprinkler is the important device of unmanned equipment spraying operation process of plant protection, and it includes: the spraying device comprises a driving motor and a spraying disc, wherein the driving motor provides power for the spraying disc, the driving motor is contained in a shell of the driving motor, a through hole is formed in the shell, a driving shaft of the driving motor penetrates out of the through hole and is fixedly connected with the spraying disc, and in the operation process, the driving shaft of the driving motor drives the spraying disc to rotate so that the spraying disc sprays materials. However, the drive motor in the related art is easily damaged and has a short service life.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a spraying device, spraying device's driving motor is not fragile, long service life.

The utility model discloses still provide a sprinkler system and unmanned aerial vehicle with above-mentioned sprinkler.

According to the utility model discloses sprinkler of first aspect embodiment includes: the driving component comprises a driving motor and a shell, the shell is provided with an installation cavity, the driving motor comprises a driving shaft and a motor body, at least part of the motor body is accommodated in the installation cavity, the motor body comprises a stator and a rotor, and the rotor is connected with the driving shaft; a spray member comprising a spray tray; and the connecting part comprises a connecting shaft and a coupler, one end of the connecting shaft is connected with the spraying disc, and the other end of the connecting shaft is connected with the driving shaft through the coupler.

According to the utility model discloses a sprinkler sprays part and driver part through adopting the coupling joint to make sprinkler can have fine anti-shake damping function, and then make driving motor not fragile, long service life can improve the life who has its sprinkling system and unmanned aerial vehicle.

In some embodiments, the housing further has a boss portion, and the connecting member further includes: the bearing sleeve is arranged outside the connecting shaft and penetrates through the shaft sleeve part to be matched between the connecting shaft and the shaft sleeve part.

In some embodiments, the housing comprises: a mounting housing, the mounting cavity being formed within the mounting housing; the connecting shell, the axle sleeve portion sets up on the connecting shell, the installation shell with the connecting shell can be dismantled and link to each other, just the installation shell with inject between the connecting shell and be used for accomodating the chamber of accomodating of shaft coupling.

In some embodiments, in the axial direction of the connecting shaft, one of a waterproof rib and a waterproof groove is provided on one side surface of the mounting housing facing the mounting housing, the other of the waterproof rib and the waterproof groove is provided on one side surface of the mounting housing facing the mounting housing, the waterproof groove is annular, the waterproof rib is also annular and is inserted into the waterproof groove, a waterproof gasket is provided between the waterproof rib and the waterproof groove, and the connecting shaft is inserted into an inner ring area of the waterproof groove.

In some embodiments, the motor body is connected to the mounting housing by a fastener, and the connecting housing is connected to the mounting housing by a connector, wherein the fastener is located in an inner ring region of the watertight slot and the connector is located in an outer ring region of the watertight slot.

In some embodiments, the spray device further comprises: a seal member, the seal member comprising: the mounting cover is connected with the shell, the connecting shaft penetrates through the mounting cover, and the sealing element is sleeved outside the connecting shaft and located in the mounting cover to seal the mounting cover and the connecting shaft.

In some embodiments, the seal member abuts against a side of the boss portion away from the motor body, and the mounting cover restricts movement of the seal member toward a direction away from the motor body.

In some embodiments, the shaft diameter of the connecting shaft is smaller than the shaft diameter of the drive shaft.

In some embodiments, the spray disk comprises a connection column extending along an axis of the centrifugal rotor disk and connected to the centrifugal rotor disk, and the one end of the connection shaft is connected to the connection column.

According to the utility model discloses sprinkling system of second aspect embodiment, including storage case, pump package and sprinkler, the pump package with the storage case sprinkler links to each other respectively, with will material in the storage case is carried extremely sprinkler, sprinkler is according to the utility model discloses the sprinkler of first aspect embodiment.

According to the utility model discloses unmanned equipment of third aspect embodiment, include according to the utility model discloses the sprinkler of first aspect embodiment or according to the utility model discloses the sprinkler system of second aspect embodiment.

Additional aspects and advantages of the invention 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 invention.

Drawings

Fig. 1 is a cross-sectional view of a sprinkler according to one embodiment of the present invention;

fig. 2 is an exploded view of a sprinkler according to one embodiment of the present invention;

fig. 3 is a perspective view of a mounting housing according to an embodiment of the present invention;

fig. 4 is a perspective view of a mounting housing according to an embodiment of the present invention;

fig. 5 is a perspective view of a connection housing according to an embodiment of the present invention;

fig. 6 is a perspective view of a connection housing according to an embodiment of the present invention;

fig. 7 is a perspective view of a mounting cap according to an embodiment of the present invention;

figure 8 is a perspective view of a baffle according to one embodiment of the present invention;

fig. 9 is a front view of a sprinkler according to one embodiment of the invention;

fig. 10 is a perspective view of a coupling according to an embodiment of the present invention;

fig. 11 is an exploded view of a coupling according to an embodiment of the present invention.

Reference numerals:

a spraying device 100;

a drive member 1;

a drive motor 11; a drive shaft 111; a motor body 112;

a housing 12; a mounting case 121; a case body 1210; the first surface S1;

a mounting cavity 1211; a waterproof slot 1212;

a first via 1213; a through-hole 1214;

a fixing part 1215; a connecting portion 1216;

a mounting post 1217;

a connection housing 122; a second surface S2;

a boss portion 1221; waterproof ribs 1222; a second via 1223;

a connection substrate 1224; connecting flange 1225; a connection hole 1226;

mating posts 1227; a receiving cavity 123; a support cavity 124;

a connection cover 123; an installation groove 1231;

a spraying part 2; a spray plate 21; a connecting column 211; a centrifugal turntable 212;

a flow guide 22; a material chamber 221; a discharge port 222; a through-shaft hole 223; a connecting seat 224;

a draft tube 23;

a connecting member 3; a connecting shaft 31; a coupling 32; a bearing 33;

the first connection portion 321; the first meshing tooth 3211; a first gullet 3212; a first center shaft hole 3210;

a second connecting portion 322; the second engaging teeth 3221; a second gear groove 3222; a second central axial aperture 3220;

a torque transmission section 323; the third meshing tooth 3231; a third gullet 3232;

a sealing member 4; a mounting cover 41; a seal 42;

and a control circuit board 5.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The following disclosure provides many different embodiments, or examples, for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize the applicability of other processes and/or the use of other materials.

Next, referring to the drawings, a sprinkler 100 according to an embodiment of the first aspect of the present invention is described.

As shown in fig. 1, the spray apparatus 100 may include: the spraying device comprises a driving component 1, a spraying component 2 and a connecting component 3, wherein the driving component 1 comprises a driving motor 11 and a shell 12, for example, a mounting cavity 1211 is arranged in the shell 12, the driving motor 11 comprises a driving shaft 111 and a motor body 112, the motor body 112 comprises a stator and a rotor, at least part of the motor body 112 is accommodated in the mounting cavity 1211, and the driving shaft 111 is connected with the rotor.

As shown in fig. 1, the spray member 2 includes a spray tray 21, the connection member 3 includes a connection shaft 31 and a coupling 32, one end of the connection shaft 31 is connected to the spray tray 21, and the other end of the connection shaft 31 is connected to the driving shaft 111 of the driving motor 11 through the coupling 32. In this way, when the spraying device 100 is operated, the driving motor 11 can drive the spraying tray 21 to rotate through the connecting member 3, so that the spraying tray 21 performs a spraying operation.

From this, according to the utility model discloses sprinkler 100, it realizes the transmission not that drive shaft 111 links to each other directly with spraying dish 21, but make drive shaft 111 and spraying dish 21 indirectly link to each other in order to realize the transmission through setting up shaft coupling 32, thereby can improve unmanned equipment in the course of the work, receive the vibration influence of spraying dish 21 self and/or the vibration influence of unmanned equipment flight etc., cause drive motor 11's drive shaft 111 to take place to float, lead to serious problems of wearing and tearing such as the inside winding of drive shaft 111 and drive motor 11, and then reduced drive motor 11's damage probability, drive motor 11's life has been prolonged.

In short, according to the utility model discloses sprinkler 100 sprays part 2 and driver part 1 through adopting shaft coupling 32 to connect to make sprinkler 100 can have fine anti-shake damping function, and then make driving motor 11 not fragile, long service life.

In some embodiments of the utility model, as shown in fig. 1, the shell 12 further includes axle sleeve portion 1221, adapting unit 3 still includes bearing 33, axle sleeve portion 1221 is worn to locate by connecting axle 31, bearing 33 cover is located outside connecting axle 31 and is worn to locate axle sleeve portion 1221, with the cooperation between connecting axle 31 and axle sleeve portion 1221, thereby through setting up axle sleeve portion 1221 and bearing 33, make connecting axle 31 can rotationally support in shell 12, so that shell 12 provides support and spacing for connecting axle 31, absorb the vibration that sprays dish 21 and transmit for connecting axle 31 by shell 12, thereby reduce the vibration that connecting axle 31 transmitted to drive shaft 111, and then improve driving motor 11's damage problem better, extension driving motor 11's life.

From this, according to the utility model discloses sprinkler 100, it realizes the transmission not that drive shaft 111 links to each other directly with spraying dish 21, but make drive shaft 111 link to each other with spraying dish 21 is indirect in order to realize the transmission through setting up shaft coupling 32, and through setting up axle sleeve portion 1221 and bearing 33, make shell 12 play the supporting role to connecting axle 111, thereby can avoid unmanned aerial vehicle in the course of the work, receive the vibration influence of spraying dish 21 self and/or the vibration influence that unmanned aerial vehicle flies etc., cause driving motor 11's drive shaft 111 to take place to float, lead to serious problems of wearing and tearing such as the inside winding of drive shaft 111 and driving motor 11, and then reduced driving motor 11's damage probability, driving motor 11's life has been prolonged.

In some embodiments of the present invention, as shown in fig. 1, the driving motor 11 includes a motor body 112 and a driving shaft 111, one end of the driving shaft 111 is connected to the motor body 112, and the other end of the driving shaft 111 is connected to the shaft coupling 32, wherein the motor body 112 may include a stator and a rotor, and the driving shaft 111 is connected to the rotor to be driven by the rotor to rotate. In the embodiment of the present invention, the type of the driving motor 11 is not limited, for example, the driving motor 11 may be a brushless motor or a brush motor, etc.

In some embodiments of the present invention, as shown in fig. 1 and 2, the housing 12 includes a mounting case 121 and a connecting case 122, the mounting cavity 1211 is formed in the mounting case 121, the boss portion 1221 is disposed on the connecting case 122, the mounting case 121 is detachably connected to the connecting case 122, and a receiving cavity 123 for receiving the coupling 32 is defined between the mounting case 121 and the connecting case 122. Thus, the housing 12 is provided as a separate member, which facilitates the attachment of the connection member 3, and the housing cavity 123 protects the coupling 32, thereby improving the service life of the connection member 3.

In some embodiments of the present invention, as shown in fig. 4 and 6, in the axial direction of the connecting shaft 31, one of the waterproof ribs 1222 and the waterproof grooves 1212 is provided on one side surface (the first surface S1 shown in fig. 4) of the mounting housing 121 facing the connecting housing 122, the other of the waterproof ribs 1222 and the waterproof grooves 1212 is provided on one side surface (the second surface S2 shown in fig. 6) of the connecting housing 122 facing the mounting housing 121, the waterproof grooves 1212 are annular, the waterproof ribs 1222 are also annular and are inserted into the waterproof grooves 1212, and the connecting shaft 31 is inserted into the inner ring region of the waterproof grooves 1212.

From this, through setting up waterproof protruding muscle 1222 and the waterproof groove 1212 that encircles connecting axle 31 to can improve the problem of connecting axle 31 department feed liquor, and then avoid the material to pass through adapting unit 3 flow direction driving motor 11, prevent that driving motor 11 from being damaged, improve driving motor 11's life and operational reliability. In addition, in order to further enhance the waterproof effect, a waterproof gasket or the like may be disposed between the waterproof rib 1222 and the waterproof groove 1212, which is not described herein. In addition, it should be noted that the spraying device 100 according to the embodiment of the present invention is not limited to be used for spraying liquid material, and may also be used for spraying other states of fluid, such as solid particle material, powder material, etc., for simplifying the description, the present disclosure is only explained by taking spraying liquid as an example, but not taken as a limitation to the present invention.

For example, in some specific examples, as shown in fig. 4 and 6, the first surface S1 has a waterproof slot 1212 and a first through hole 1213 thereon, the first through hole 1213 is located in an inner ring region of the waterproof slot 1212, the second surface S2 has a waterproof rib 1222 and a second through hole 1223 thereon, the second through hole 1223 is located in an inner ring region of the waterproof rib 1222, and the connecting shaft 31 is inserted through the first through hole 1213 and the second through hole 1223 to be inserted through the inner ring region of the waterproof slot 1212.

In some embodiments of the present invention, the motor body 112 is connected to the mounting housing 121 through a fastener, and the connecting housing 122 is connected to the mounting housing 121 through a connecting member, wherein the fastener is located in an inner ring region of the waterproof groove 1212, and the connecting member is located in an outer ring region of the waterproof groove 1212. Therefore, by arranging the fastener in the inner ring area of the waterproof groove 1212, the matching of the waterproof ribs 1222 and the waterproof groove 1212 can be utilized, the problem of liquid inlet at the motor body 112 of the driving motor 11 is improved, the driving motor 11 is prevented from being damaged by materials, the service life and the working reliability of the driving motor 11 are improved, and the connector is arranged in the outer ring area of the waterproof groove 1212, so that the connector can be simply and effectively utilized, the connecting shell 122 and the mounting shell 121 are connected together, and an operation space is provided.

For example, in some specific examples, the fasteners and the connectors may be threaded connectors, such as screws or bolts, and in this case, threaded holes or columns may be provided at corresponding positions of the mounting housing 121 and the connecting housing 122, so that the assembly may be simply and efficiently achieved.

In some embodiments of the present invention, as shown in fig. 1, the spraying device 100 further comprises a sealing member 4, the sealing member 4 comprising: the mounting cover 41 is connected to the housing 12, the connecting shaft 31 is inserted into the mounting cover 41, and the sealing member 42 (e.g., a waterproof rubber ring) is sleeved outside the connecting shaft 31 and inside the mounting cover 41 to seal between the mounting cover 41 and the connecting shaft 31. From this, can utilize seal part 4, improve the problem of connecting axle 31 department feed liquor, and then avoid the material to pass through adapting unit 3 flow direction driving motor 11, prevent that driving motor 11 from being damaged, improve driving motor 11's life and operational reliability.

In some embodiments of the present invention, as shown in fig. 1, the sealing member 42 is stopped at one side of the boss portion 1221 away from the motor body 112, and the mounting cover 41 limits the movement of the sealing member 42 toward the direction away from the motor body 112. Therefore, the sealing element 42 can be axially limited along the connecting shaft 31 by the mounting cover 41 and the shaft sleeve part 1221, so that the working reliability of the sealing element 42 is improved, and the assembly of the sealing element 42 is facilitated.

In some embodiments of the present invention, as shown in fig. 1, the mounting cover 41 is in threaded connection with the boss portion 1221, and with reference to fig. 5 and 7, one of the mounting cover 41 and the boss portion 1221 has an internal thread and the other has an internal thread, and the threaded connection between the mounting cover 41 and the boss portion 1221 is realized through the cooperation of the internal thread and the external thread.

In some embodiments of the present invention, as shown in fig. 1, the shaft diameter of the connecting shaft 31 is smaller than the shaft diameter of the driving shaft 111. Thus, when the seal member 42 is rotatably and sealingly engaged with the connecting shaft 31 instead of the drive shaft 111, the frictional area can be reduced, thereby reducing frictional loss, extending the life and working efficiency of the seal member 42, and reducing the power consumption of the drive motor 11. In other words, sprinkler among the correlation technique because drive shaft and the direct rigid connection of spraying dish to the sealing member is established in the drive epaxial, because the axle diameter of drive shaft is fixed and great, thereby and the energy consumption of wearing and tearing between the sealing member great, driving motor higher, the utility model discloses an adopt the axle diameter to be less than the connecting axle 31 and the sealing member 42 running friction fit of the axle diameter of drive shaft 111, thereby reduce friction area, and then prolong the life and the work validity of sealing member 42, can reduce driving motor 11's energy consumption moreover.

In some embodiments of the present invention, as shown in fig. 1 and fig. 2, the spraying plate 21 includes a connection column 211 and a centrifugal rotating plate 212 (or centrifugal spraying plate), the connection column 211 extends along the axial direction of the centrifugal rotating plate 212 and is connected to the centrifugal rotating plate 212, and one end of the connection shaft 31 is connected to the connection column 211. Thus, since the spray plate 21 has the connection post 211, the connection of the connection shaft 31 to the spray plate 21 is facilitated. Of course, the present invention is not limited to this, for example, in other embodiments of the present invention, a connection shaft hole may also be disposed on the centrifugal turntable 212, and the connection shaft hole on the connection shaft 31 and the centrifugal turntable 212 is connected, which is not described herein again.

In a specific example of the present invention, as shown in fig. 3 and 4, the mounting housing 121 includes a housing body 1210, a mounting cavity 1211 having an opening at an upper end is formed in the housing body 1210, the mounting cavity 1211 is adapted to receive at least a portion of the motor body 112 of the driving motor 11, and a first through hole 1213 and a through hole 1214 are formed on a bottom wall of the mounting cavity 1211. The motor body 112 of the driving motor 11 is fitted into the mounting cavity 1211, the driving shaft 111 is penetrated through the first through hole 1213, and the fastener is fixed to the motor body 112 of the driving motor 11 through the through hole 1214 to fix the driving motor 11 to the mounting case 121.

In a specific example of the present invention, as shown in fig. 3 and 4, a fixing portion 1215 further extends from the upper end of the outer peripheral surface of the housing body 1210, and a connecting portion 1216 further extends from the outer periphery of the fixing portion 1215 vertically, for example, the fixing portion 1215 is adapted to be connected to other components of the spraying device 100, and the connecting portion 1216 is adapted to fixedly connect the spraying device 100 to other carriers of the unmanned equipment. As shown in fig. 1 and 3, for example, the housing 12 further includes a connection cover 123, and the connection cover 123 covers the top opening of the installation cavity 1211 to seal the installation cavity 1211. The connection cover 123 is adapted to be connected with the fixing part 1215. The upper end of the connecting cover body 123 can be further provided with a mounting groove 1231, the mounting groove 1231 is suitable for accommodating the control circuit board 5, the bottom wall of the mounting groove 1231 can also be provided with a wire passing hole, and the connecting circuit of the control circuit board 5 and the driving motor 11 passes through the wire passing hole.

In a specific example of the present invention, as shown in fig. 3 and 4, a mounting post 1217 and a waterproof groove 1212 are provided on the bottom wall of the mounting housing 121, wherein the waterproof groove 1212 is located at the periphery of the first via hole 1213 and the through hole 1214, and the mounting post 1217 is located at the periphery of the waterproof groove 1212. As shown in fig. 5 and 6, the connection housing 122 includes a connection base 1224 and a connection flange 1225 extending vertically along the outer periphery of the connection base 1224. As shown in fig. 6, the connection substrate 1224 is provided with a second via 1223 and a connection hole 1226 penetrating through two end surfaces thereof, the driving shaft 111 penetrates through the second via 1223, the upper end surface of the connection substrate 1224 is provided with a waterproof rib 1222 located at the outer circumferential edge of the second via 1223 and extending upward perpendicular to the connection substrate 1224, the waterproof rib 1222 is engaged with the waterproof groove 1212, and a waterproof gasket may be disposed between the waterproof rib 1222 and the waterproof groove 1212. The connection housing 122 is disposed at the lower end of the mounting housing 121, and a connection member, such as a screw, is passed through the connection hole 1226 from the bottom up and is screw-coupled with the mounting post 1217, thereby connecting the connection housing 122 and the mounting housing 121 together.

As shown in fig. 5 and 6, the lower end surface of the connection substrate 1224 has a fitting column 1227 which is located at the outer periphery of the second through hole 1223 and extends downward perpendicular to the connection substrate 1224, and in combination with fig. 1, a first fitting groove (e.g., at the receiving cavity 123 shown in fig. 1) and a second fitting groove (e.g., at the supporting cavity 124 shown in fig. 1) which are communicated with each other are formed in the fitting column 1227, the first fitting groove is used for receiving the coupler 32, the second fitting groove is used for disposing the bearing 33, the portion of the fitting column 1227 where the supporting cavity 124 is formed is a boss portion 1221, the connection shaft 31 is inserted through the first fitting groove and the second fitting groove and is inserted through the central hole of the bearing 33, the upper end of the connection shaft 31 is connected to the coupler 32, and the lower end of the connection shaft 31 is connected to the connection column 211.

As shown in fig. 5, an outer peripheral surface of one end of the fitting post 1227 remote from the connection substrate 1224 is formed with an external thread. As shown in fig. 1, the spraying device 100 further includes a sealing member 4, the sealing member 4 includes a mounting cover 41 and a sealing member 42, the waterproof rubber ring is sleeved on the connecting shaft 31, with reference to fig. 7, an internal thread is formed in the mounting cover 41, the mounting cover 41 and the fitting post 1227 are screwed through the fitting of the internal thread and the external thread to fix the sealing member 42, the connecting shaft 31 is penetrated through a central hole of the sealing member 42, and the sealing member 42 is sealed between the connecting shaft 31 and the mounting cover 41.

In some embodiments of the present invention, as shown in fig. 1-3 and 8-9, the spraying part 2 further includes a guiding member 22 and a guiding pipe 23, the guiding member 22 is disposed below the connecting housing 122, and a material cavity 221 is defined in the guiding member 22, a feeding port of the guiding pipe 23 is fitted between the connecting housing 122 and the guiding member 22 and is communicated with the material cavity 221 to feed the material cavity 221, and a discharging port 222 communicated with the material cavity 221 is disposed on a bottom wall of the guiding member 22, so that the material in the material cavity 221 is discharged from the discharging port 222 to the spraying tray 21.

In addition, as shown in fig. 1, the bottom wall of the diversion member 22 further has a through shaft hole 223, the connection column 211 is arranged through the through shaft hole 223, and the connection shaft 31 penetrates through the connection column 211 to connect with the connection column 211. The mounting cover 41 is positioned in the guide member 22, so that the material in the guide member 22 can be prevented from flowing back to the driving motor 11 along the connecting shaft 31 through the mounting cover 41 by providing the sealing member 42, and the like, thereby ensuring the operational reliability of the driving motor 11. Further, as shown in fig. 1, a part of the mounting cover 41 may also be inserted into the through-shaft hole 223 to improve the waterproof sealing effect.

From this, according to the utility model discloses sprinkler 100 is connected centrifugal turntable 212 and connecting axle 31 through setting up spliced pole 211, and connecting axle 31 passes through shaft coupling 32 and is connected with drive shaft 111, and centrifugal turntable 212 receives the vibration that unmanned aerial vehicle's vibration influence produced can not lead to connecting axle 31 to take place the motion of axial and radial direction, and then has avoided drive shaft 111 to take place the motion of axial and radial direction and has leaded to motor body 112 wearing and tearing. Meanwhile, the driving shaft 111 is connected with the connecting column 211 through the coupler 32 and the connecting shaft 31, and when the shaft diameter of the connecting shaft 31 is smaller than that of the driving shaft 111, the friction area between the driving shaft 111 and the sealing member 42 is smaller, so that the spraying device 100 is better in waterproof effect and lower in energy consumption.

It should be noted that, the specific type of the coupling 32 used according to the embodiment of the present invention is not limited, and may be selected according to actual requirements. For example, a coupling 32 according to one specific example of the present invention is described below with reference to fig. 10 to 11, but the coupling 32 of the present invention is not limited thereto.

Referring to fig. 10-11, the coupling 32 may include a first connection portion 321, a second connection portion 322, and a torque transmission portion 323. The first connecting portion 321 has a plurality of first engaging teeth 3211, a first tooth groove 3212 is defined between two adjacent first engaging teeth 3211, the second connecting portion 322 has a plurality of second engaging teeth 3221, a second tooth groove 3222 is defined between two adjacent second engaging teeth 3221, a plurality of third engaging teeth 3231 are provided on the torque transmission portion 323, and a third tooth groove 3232 is defined between two adjacent third engaging teeth 3231.

Referring to fig. 10 to 11, one second engagement tooth 3221 is fitted to a corresponding one of the third tooth grooves 3232, two third engagement teeth 3231 defining the third tooth groove 3232 are fitted to a corresponding one of the first tooth grooves 3212, the two first engagement teeth 3211 defining the first tooth grooves 3212 are respectively fitted to the third tooth grooves 3232 on both sides of the two third engagement teeth 3231, and the two third engagement teeth 3231 defining each of the two third tooth grooves 3212 are fitted to a corresponding one of the second tooth grooves 3222.

Referring to fig. 1, the first connection part 321 is connected to the connection column 211 of the spray tray 21, for example, the connection column 211 may penetrate into a central shaft hole of the first connection part 321, i.e., a first central shaft hole 3210, and the connection column 211 and the first connection part 321 are locked by screws extending in a radial direction of the connection column 211. The second coupling portion 322 is coupled to a portion of the driving shaft 111 protruding out of the mounting cavity 1211, for example, the driving shaft 111 may be inserted into a central shaft hole 3220 of the second coupling portion 322, and the driving shaft 111 and the second coupling portion 322 may be fastened by a screw extending in a radial direction of the driving shaft 111. The coupling 32 is thus simple in construction and can simply and reliably transmit torque from the drive motor 11 to the spray disc 21.

Next, a spraying system according to an embodiment of the second aspect of the present invention is described.

In some embodiments of the utility model, unmanned aerial vehicle can include sprinkler system, and sprinkler system can include storage case, pump package and sprinkler 100, and the pump package links to each other respectively with storage case, sprinkler 100 to utilize the pump package to carry the material in the storage case to sprinkler 100, in order to carry out the centrifugation by sprinkler 100 and spray. When the material to be sprayed is liquid medicine, the pump set can adopt a peristaltic pump and the like, so that the liquid medicine can be sprayed. Therefore, according to the spraying system of the embodiment of the present invention, by providing the spraying device 100 of any embodiment of the first aspect, the service life of the spraying system can be prolonged.

Next, an unmanned aerial device according to an embodiment of a third aspect of the present invention is described.

In some embodiments of the present invention, according to the present invention, the unmanned device may include a body and a spraying device 100, the spraying device 100 is mounted on the body, and the spraying device 100 is the spraying device 100 of any embodiment of the first aspect. Therefore, according to the unmanned aerial vehicle provided by the embodiment of the invention, the service life can be prolonged by arranging the spraying device 100 of any embodiment of the first aspect. It should be noted that, the specific type of the unmanned device according to the embodiment of the present invention is not limited, and for example, the unmanned device may be an unmanned aerial vehicle, an unmanned vehicle, or even an unmanned ship, and the like, which is not limited herein.

In some embodiments of the present invention, the unmanned device may include a spraying system, and the spraying system is the spraying system of the second aspect of the present invention. Therefore, according to the utility model discloses unmanned aerial vehicle is through setting up the sprinkler system of above-mentioned second aspect embodiment to unmanned aerial vehicle's life can be prolonged.

Other configurations of unmanned devices according to embodiments of the present invention, such as paddles, arms, frames, etc., and operations are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A spraying device (100) characterized in that it comprises:

a driving part (1), wherein the driving part (1) comprises a driving motor (11) and a shell (12), the shell (12) is provided with a mounting cavity (1211), the driving motor (11) comprises a driving shaft (111) and a motor body (112), at least part of the motor body (112) is received in the mounting cavity (1211), the motor body (112) comprises a stator and a rotor, and the rotor is connected with the driving shaft (111);

a spray member (2), the spray member (2) comprising a spray disc (21); and

connecting part (3), connecting part (3) are including connecting axle (31) and shaft coupling (32), the one end of connecting axle (31) with spray disc (21) link to each other, the other end of connecting axle (31) passes through shaft coupling (32) with drive shaft (111) link to each other.

2. The sprinkler (100) according to claim 1, characterized in that the housing (12) further has a boss portion (1221), the connecting member (3) further comprising: the bearing (33), the bearing (33) cover is located outside connecting axle (31) and wear to locate axle sleeve portion (1221), in order to cooperate connecting axle (31) with between the axle sleeve portion (1221).

3. The spray device (100) of claim 2, wherein the housing (12) comprises:

a mounting case (121), the mounting cavity (1211) being formed within the mounting case (121);

the connecting shell (122), the shaft sleeve part (1221) is arranged on the connecting shell (122), the mounting shell (121) is detachably connected with the connecting shell (122), and a containing cavity (123) for containing the shaft coupling (32) is defined between the mounting shell (121) and the connecting shell (122).

4. A sprinkler (100) according to claim 3, characterized in that in the axial direction of the connecting shaft (31), the mounting housing (121) has one of a waterproof rib (1222) and a waterproof groove (1212) on a side surface thereof facing the mounting housing (122), the connecting housing (122) has the other of the waterproof rib (1222) and the waterproof groove (1212) on a side surface thereof facing the mounting housing (121), the waterproof groove (1212) is annular, the waterproof rib (1222) is also annular and is inserted into the waterproof groove (1212), a waterproof gasket is provided between the waterproof rib (1222) and the waterproof groove (1212), and the connecting shaft (31) is inserted into an inner annular region of the waterproof groove (1212).

5. A spraying device (100) according to claim 4, characterized in that the motor body (112) is connected to the mounting housing (121) by means of a fastening element and the connection housing (122) is connected to the mounting housing (121) by means of a connection element, wherein the fastening element is located in the inner ring area of the flashing channel (1212) and the connection element is located in the outer ring area of the flashing channel (1212).

6. The spray device (100) of claim 2, further comprising:

a sealing member (4), the sealing member (4) comprising: installation lid (41) and sealing member (42), installation lid (41) with shell (12) are connected, connecting axle (31) wear to locate installation lid (41), sealing member (42) cover is located outside connecting axle (31) and be located in installation lid (41), with sealed installation lid (41) with between connecting axle (31).

7. The spray device (100) of claim 6, wherein the seal (42) rests against a side of the boss portion (1221) remote from the motor body (112), and the mounting cap (41) limits movement of the seal (42) in a direction away from the motor body (112).

8. The spraying device (100) according to claim 1, characterized in that the shaft diameter of the connecting shaft (31) is smaller than the shaft diameter of the drive shaft (111).

9. A spraying device (100) according to any one of claims 1-8, characterized in that the spraying disc (21) comprises an attachment column (211) and a centrifugal turntable (212), the attachment column (211) extending along the axis of the centrifugal turntable (212) and being connected to the centrifugal turntable (212), the one end of the connecting shaft (31) being connected to the attachment column (211).

10. A spraying system comprising a storage tank, a pump set and a spraying device (100), wherein the pump set is connected with the storage tank and the spraying device (100) respectively to convey the material in the storage tank to the spraying device (100), and the spraying device (100) is the spraying device (100) according to any one of claims 1 to 9.

11. An unmanned aerial device, comprising a spraying apparatus (100) according to any one of claims 1-9, or a spraying system according to claim 10.