CN214013968U - Motor and air supply device - Google Patents

Abstract

The utility model provides a motor and air supply arrangement. Wherein, the motor includes: a stator; a rotor provided on the periphery of the stator; and the channel penetrates through the stator along the axial direction of the stator. The utility model discloses an air supply arrangement's flabellum assembly is connected with the rotor, and like this, air supply arrangement during operation, the stator drive rotor is rotatory, and the rotor is rotatory and then drive the flabellum assembly and rotate in order to realize air supply arrangement output amount of wind. Because along the axis direction of stator, the stator is run through to the passageway, so flabellum assembly pivoted in-process, except can be by the rear portion and the lateral part air inlet of flabellum assembly, certain intake of passageway department also can supply, has increased air supply arrangement's intake, and then makes air supply arrangement output more amount of wind and wind type, is favorable to promoting work efficiency, performance and the market competition of product.

Description

Motor and air supply device

Technical Field

The utility model relates to the technical field of motors, particularly, relate to a motor and an air supply arrangement.

Background

In the related art, the fan blades of the fan are connected with the rotor shaft of the motor, the rotor rotates to drive the fan blades to rotate, and the output air volume of the fan is small.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

To this end, an aspect of the present invention provides an electric machine.

A second aspect of the present invention provides an air supply device.

In view of this, an aspect of the present invention provides an electric machine, including: a stator; a rotor provided on the periphery of the stator; and the channel penetrates through the stator along the axial direction of the stator.

The utility model provides a pair of motor includes stator, rotor and passageway. The fan assembly of the air supply device is connected with the rotor, so that when the air supply device works, the stator drives the rotor to rotate, and the rotor rotates to drive the fan assembly to rotate so as to realize the output air volume of the air supply device. Because along the axis direction of stator, the stator is run through to the passageway, so flabellum assembly pivoted in-process, except can be by the rear portion and the lateral part air inlet of flabellum assembly, certain intake of passageway department also can supply, has increased air supply arrangement's intake, and then makes air supply arrangement output more amount of wind and wind type, is favorable to promoting work efficiency, performance and the market competition of product.

It can be understood that the fan blade assembly rotates to output the air quantity, so that negative pressure can be formed at the channel, and air flow can be sucked under the action of the negative pressure so as to increase the air inlet quantity of the air supply device and further be beneficial to increasing more air quantity and air type output by the air supply device.

Furthermore, because the air flow can flow in the channel, when the air supply device works, the heat of the stator and the rotor can be radiated, so that the heat generated when the motor works can be taken away, the temperature rise of the product can be reduced, and the service life of the product can be prolonged.

According to the utility model discloses foretell air supply arrangement can also have following additional technical characterstic:

in the above technical solution, further, the channel is located in the middle of the stator in the radial direction of the stator.

In this technical scheme, through the cooperation structure of reasonable stator and passageway that sets up for along the radial direction of stator, the passageway is located the middle part of stator, like this, can guarantee air supply arrangement during operation, and the equilibrium and the uniformity of the different positions department suction air current of passageway make the air current can be more smoothly by the suction channel in, and then be favorable to alleviating the condition such as flow separation, the desludging, swirl of air current, so can reduce the running noise of product.

In any of the above technical solutions, further, the rotor is provided with an installation portion for installing the fan blade assembly.

In the technical scheme, the rotor is assembled together with the fan blade assembly through the installation part, the stator drives the rotor to rotate, and the rotor rotates to further drive the fan blade assembly to rotate through the installation part so as to realize the output air quantity of the air supply device.

In any of the above solutions, further, at least a part of the outer wall surface of the rotor is configured as a mounting portion, and the mounting portion includes a mounting convex portion or a mounting concave portion.

In the technical scheme, at least part of the outer wall surface of the rotor is constructed into the installation part, and the installation part is connected with the fan blade assembly, namely, the outer wall surface of the rotor is matched and assembled with the fan blade assembly, so that a rotor shaft of the rotor in the related technology is omitted, the assembly structure of the rotor and the fan blade assembly in the related technology is changed, the component composition of the motor and the air supply device is simplified, the material investment is reduced, and the production cost is favorably reduced. Meanwhile, the air supply device is more smooth in appearance and stronger in attractiveness due to the structural arrangement.

Further, the mounting part comprises a mounting convex part or a mounting concave part, and the fan blade assembly is detachably connected with the rotor by the mounting convex part or the mounting concave part. The fan blade assembly has the advantages that the matching size of the rotor and the fan blade assembly can be guaranteed, the fan blade assembly can be prevented from moving relative to the rotor, the assembling size of the fan blade assembly relative to the rotor can be further guaranteed, and the condition that the fan blade assembly falls off when the air supply device works can be avoided.

In any of the above technical solutions, further, the rotor includes a first sub-portion and a second sub-portion, the first sub-portion and the second sub-portion are detachably connected, and the first sub-portion and the second sub-portion are arranged along an axial direction of the stator; the electric machine further includes a first bearing located between the first sub-portion and the stator and a second bearing located between the second sub-portion and the stator.

In the technical scheme, the rotor comprises a first sub-part and a second sub-part, and the first sub-part and the second sub-part are connected in a detachable mode, wherein a first bearing is located between the first sub-part and the stator, and a second bearing is located between the second sub-part and the stator. Like this, can decide the dismouting of rotor and decide the mounted position of rotor for the stator according to actual conditions, and then the user demand of applicable different model motors, the strong adaptability of product has promoted the performance of product. Meanwhile, the first sub-part and the second sub-part are detachably connected, so that the first bearing, the second bearing, the rotor and the stator are convenient to assemble, and the assembly positions of the first bearing, the second bearing, the stator and the rotor are convenient to adjust. The device is convenient for installation and subsequent maintenance of products, and has strong operability and high assembly efficiency.

In addition, along the axis direction of stator, first bearing and second bearing interval arrangement, this setting has increased the area of contact and the contact angle of rotor with the stator, is favorable to guaranteeing stator drive rotor pivoted stability and reliability.

In any of the above technical solutions, further, one of the first sub-portion and the second sub-portion is provided with a buckle, and the other is provided with a slot, and the buckle and the slot are connected in a matching manner.

In this technical scheme, through the cooperation structure of reasonable first sub-portion and second sub-portion of setting up for one of first sub-portion and second sub-portion is equipped with the buckle, and the other is equipped with the draw-in groove, utilizes the cooperation of buckle and draw-in groove to be connected, realizes the purpose that first sub-portion and second sub-portion assemble together. When the first sub-part and the second sub-part need to be disassembled, external force can be applied through the first sub-part or the second sub-part to overcome the clamping force between the first sub-part and the second sub-part, and therefore the purpose of separating the first sub-part from the second sub-part is achieved. The structure has the advantages of reliable assembly, convenient installation and subsequent disassembly and maintenance, and convenient debugging and calibration of the rotor, the first bearing and the second bearing relative to the stator in the assembling process.

In any of the above technical solutions, further, one of the first sub-portion and the second sub-portion is provided with a first locking member, and the other is provided with a second locking member, and the fastening member passes through the first locking member and is locked into the second locking member.

In the technical scheme, the matching structure of the first sub-part and the second sub-part is reasonably arranged, so that one of the first sub-part and the second sub-part is provided with the first locking part, the other one of the first sub-part and the second sub-part is provided with the second locking part, and the first sub-part and the second sub-part are assembled together by utilizing the fastening piece to penetrate through the first locking part and lock into the second locking part. When the first sub-part and the second sub-part need to be disassembled, the first locking piece and the second locking piece of the fastener can be disassembled, so that the connection between the first locking piece and the second locking piece is released, and the purpose of separating the first sub-part from the second sub-part is achieved. The structure has the advantages of reliable assembly, convenient installation and subsequent disassembly and maintenance, and convenient debugging and calibration of the rotor, the first bearing and the second bearing relative to the stator in the assembling process.

Specifically, the first and second locking members each include a locking post with internal threads, and a fastener (e.g., a bolt, screw, and rivet) is threaded through one locking post and into the other locking post.

Specifically, one of the first and second locking members includes a locking post through which a fastener (e.g., a bolt, screw, and rivet) is threaded into the other of the first and second locking members.

In any of the above technical solutions, further, a portion of the second sub-portion extends between the first sub-portion and the stator, and a portion of the second sub-portion extending between the first sub-portion and the stator is connected to the first sub-portion.

In the technical scheme, by reasonably arranging the matching structures of the first sub-part, the second sub-part and the stator, part of the second sub-part extends into the space between the first sub-part and the stator, and the part of the second sub-part extending into the space between the first sub-part and the stator is connected with the first sub-part, so that the arrangement is beneficial to increasing the connection area and the connection angle of the first sub-part and the second sub-part while ensuring the effectiveness and feasibility of the connection of the first sub-part and the second sub-part, and the structural strength of the connection part of the first sub-part and the second sub-part can be ensured.

Specifically, a part of the second sub-part extending into the space between the first sub-part and the stator is provided with a buckle or a clamping groove, and a part of the first sub-part corresponding to the buckle or the clamping groove is provided with a clamping groove or a buckle.

Specifically, a part of the second sub-portion extending between the first sub-portion and the stator is provided with a first locking member or a second locking member, and a part of the first sub-portion corresponding to the first locking member or the second locking member is provided with a second locking member or a first locking member.

In any of the above technical solutions, further, a portion of the rotor facing the stator is provided with a magnetic portion.

In this technical scheme, through the structure that sets up the rotor for the part of rotor towards the stator is equipped with magnetism portion. When the air supply device works, the winding of the stator is connected with a power supply to generate a rotating magnetic field, and the rotor cuts the magnetic induction line to generate induction current. That is, the magnetic part of the rotor cooperates with the winding of the stator to achieve the purpose that the stator drives the rotor to rotate.

The second aspect of the utility model provides an air supply arrangement, include: a fan blade assembly; and the motor of any technical scheme in the first aspect, the fan blade assembly is connected with the mounting part of the rotor.

The utility model provides an air supply arrangement is because of including as in the first aspect in arbitrary technical scheme's the motor, consequently has the whole beneficial effect of above-mentioned motor, does not make the statement one by one here.

In the above technical solution, further, the fan blade assembly is provided with a fitting concave portion or a fitting convex portion, and the fitting concave portion is in fitting connection with the mounting convex portion of the mounting portion, or the fitting convex portion is in fitting connection with the mounting concave portion of the mounting portion.

In the technical scheme, the matching structure of the rotor and the fan blade assembly is reasonably arranged, so that the fan blade assembly is provided with the matching concave part or the matching convex part, the matching concave part is matched and connected with the mounting convex part of the mounting part, or the matching convex part is matched and connected with the mounting concave part of the mounting part, and the detachable connection of the rotor and the fan blade assembly is realized. The fan blade assembly has the advantages that the matching size of the rotor and the fan blade assembly can be guaranteed, the fan blade assembly can be prevented from moving relative to the rotor, the assembling size of the fan blade assembly relative to the rotor can be further guaranteed, and the condition that the fan blade assembly falls off when the air supply device works can be avoided.

In any of the above technical solutions, further, the air supply device further includes: the frame is connected with the motor and surrounds the outer side of the fan blade assembly; the seat body is connected with the frame.

In the technical scheme, the air supply device further comprises a frame and a seat body, the frame is arranged on the outer side of the fan blade assembly in an enclosing mode, the frame plays a role in protecting the fan blade assembly located in the frame, the phenomenon that the fan blade assembly is damaged due to the fact that external force directly acts on the fan blade assembly is avoided, and the service life of a product is prolonged.

Furthermore, the base is connected with the frame, and the base has supporting and fixing functions on the frame, the fan blade assembly and the motor. Wherein, the pedestal is perpendicular to the axis of stator.

In particular, the frame is configured as a ring-shaped structure.

In any of the above technical solutions, further, the air supply device further includes: the medium containing device is positioned in the channel and is connected with the wall surface of the channel; the medium containing device is provided with an accommodating cavity and a flow guide channel, and the flow guide channel is communicated with the accommodating cavity.

In this technical scheme, air supply arrangement still holds the device including the medium, the medium holds the device and is connected with the wall of passageway, the medium holds the device including holding the chamber and with hold the water conservancy diversion passageway that the chamber is linked together, can be to holding intracavity packing medium (e.g., champignon, kill mosquito liquid and water etc.), thus, when the air current is through the passageway, the medium that holds the intracavity can contact with the air current through the water conservancy diversion passageway, and then make the medium drive indoor diffusion under the air current, in order to realize fresh room air, mosquito repellent and increase indoor air humidity's effect, air supply arrangement's service function has been richened to this setting, be favorable to promoting the performance and the market competition of product.

Specifically, the number of the flow guide passages is one or more. When the number of the flow guide channels is multiple, the flow guide channels are arranged at intervals, so that the contact area and the angle between the medium in the accommodating cavity and the airflow are increased, and the speed of the medium diffusing into the chamber is favorably improved.

Specifically, the medium holds the device and includes first casing and second casing, first casing and second casing detachable connections, and first casing and second casing enclose out and hold the chamber, and like this, be convenient for place the medium in holding the device to the medium, maneuverability is strong, and the medium of being convenient for holds clean, the nursing of device.

In any of the above technical solutions, further, one of the channel and the medium containing device is provided with a first connecting portion, the other is provided with a second connecting portion, and the first connecting portion and the second connecting portion are detachably connected.

In this technical scheme, hold the cooperation structure of device through reasonable passageway and medium that sets up for passageway and medium hold one of the device and be equipped with first connecting portion, another is equipped with the second connecting portion, utilizes first connecting portion and second connecting portion, realizes the detachable connections that passageway and medium held the device, like this, can hold the medium and take out in the device by the passageway, with to holding the device intussuseption medium to the medium, or the kind of change medium. And this structure setting is convenient for medium and holds the cleanness, the nursing of device, and maneuverability is strong.

Specifically, first connecting portion and second connecting portion detachable connections, namely, can decide the dismouting of medium holding device and adjust the mounted position of medium holding device for the passageway according to actual conditions. That is to say, the medium of a model holds the device and can assemble with the passageway of multiple not unidimensional mutually, should be provided with the use commonality that does benefit to the reinforcing product, can satisfy the air supply arrangement's of different models user demand, is favorable to promoting the suitability and the use universality of product.

Specifically, the connection manner of the first connection portion and the second connection portion includes any one of the following or a combination thereof: magnetic, snap, screw, adhesive, etc., not to mention here.

Specifically, the number of the first connection portions is at least one, and the number of the second connection portions is at least one. When the number of the first connecting parts and the second connecting parts is multiple, each first connecting part corresponds to one second connecting part.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural view of an electric machine according to an embodiment of the present invention;

fig. 2 shows an exploded view of an electric machine of an embodiment of the invention;

fig. 3 is a schematic structural diagram illustrating a first viewing angle of an air supply device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram illustrating a second viewing angle of an air supply device according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third viewing angle of the air supply device according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

100 motors, 110 stators, 120 rotors, 122 first subsections, 124 second subsections, 130 channels, 140 installation parts, 150 first bearings, 160 second bearings, 170 buckles, 180 clamping grooves, 200 air supply devices, 210 fan blade assemblies, 220 frames, 230 base bodies and 240 medium holding devices.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The following describes a motor 100 and an air supply device 200 according to some embodiments of the present invention with reference to fig. 1 to 5.

Example 1:

as shown in fig. 1, 3 and 5, an embodiment of an aspect of the present invention provides a motor 100, including: a stator 110; a rotor 120 provided on the circumferential side of the stator 110; the passage 130 extends through the stator 110 in the axial direction of the stator 110.

In detail, the motor 100 includes a stator 110, a rotor 120, and a channel 130. The fan assembly 210 of the air supply device 200 is connected to the rotor 120, so that when the air supply device 200 works, the stator 110 drives the rotor 120 to rotate, and the rotor 120 rotates to drive the fan assembly 210 to rotate so as to realize the output of the air volume of the air supply device 200. Because along the axial direction of stator 110, passageway 130 runs through stator 110, so during flabellum assembly 210 pivoted, except can be by the rear portion and the lateral part air inlet of flabellum assembly 210, passageway 130 department also can supply certain intake, has increased air supply arrangement 200's intake, and then makes air supply arrangement 200 output more amount of wind and type of wind, is favorable to promoting the work efficiency, the performance and the market competition of product.

It can be understood that the fan blade assembly 210 rotates to output the air volume, so that a negative pressure is formed at the channel 130, and thus the air flow can be sucked by the negative pressure to increase the air intake volume of the air supply device 200, which is favorable for increasing the air volume and the air type output by the air supply device 200.

Further, since the air flow flows in the channel 130, when the air supply device 200 works, the air flow dissipates heat to the stator 110 and the rotor 120 so as to take away heat generated by the motor 100 during the work, which is beneficial to reducing the temperature rise of the product and prolonging the service life of the product.

In the present embodiment, the channel 130 is configured as a cylindrical structure, and the arrangement makes the inner wall surface of the channel 130 form a continuous flow channel, and the arrangement reduces the deflection of the airflow, reduces the flow loss of the airflow, converts more energy into dynamic pressure, and is beneficial to improving the air volume. Meanwhile, the device has the function of collecting flow, reduces the frequency of phenomena of airflow flow separation, vortex and the like, is beneficial to reducing the operation noise of the air supply device 200, and can improve the service performance of products.

In other embodiments, the structure of the channel may be reasonably arranged according to the layout of the internal components of the air supply device, for example, the channel is arranged in a bent manner, or the channel includes a plurality of connected bent tube bodies. The stator comprises a first end face and a second end face which are oppositely arranged along the axial direction of the stator, the first end of the channel is arranged on the first end face, and the second end of the channel is arranged on the second end face. Along the axial direction of the stator, the projection of the second end of the channel on the first end surface of the stator is at least partially overlapped with the first end of the channel; or the projection of the second end of the channel on the first end surface of the stator does not coincide with the first end of the channel along the axial direction of the stator. That is, the structure of the channel can be set according to actual needs to meet diversified use requirements.

Example 2:

as shown in fig. 1, 3 and 5, according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the passage 130 is located at the middle of the stator 110 in the radial direction of the stator 110.

In detail, through the reasonable cooperation structure that sets up stator 110 and passageway 130 for along stator 110's radial direction, passageway 130 is located the middle part of stator 110, like this, can guarantee air supply arrangement 200 during operation, and the equilibrium and the uniformity of passageway 130's different positions department suction air flow make the air flow can be more smoothly by in being inhaled passageway 130, and then be favorable to alleviating the circumstances such as flow separation, the desludging, swirl of air flow, so can reduce the running noise of product.

Specifically, the axis of the channel 130 coincides with the axis of the stator 110, or the distance between the axis of the channel 130 and the axis of the stator 110 is 5mm or less, etc., which is not exemplified here.

Example 3:

as shown in fig. 2, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the rotor 120 is provided with a mounting portion 140, and the mounting portion 140 is used for mounting a fan blade assembly 210.

In detail, the rotor 120 is assembled with the fan assembly 210 through the mounting portion 140, the stator 110 drives the rotor 120 to rotate, and the rotor 120 rotates to drive the fan assembly 210 to rotate through the mounting portion 140, so as to realize the output of the air volume of the air supply device 200.

Further, in the present embodiment, as shown in fig. 2, at least a part of the outer wall surface of the rotor 120 is configured as a mounting portion 140, and the mounting portion 140 includes a mounting recess. The mounting portion 140 is connected to the fan blade assembly 210, that is, the outer wall surface of the rotor 120 is matched with the fan blade assembly 210, so that a rotor shaft of the rotor in the related art is eliminated, an assembly structure of the rotor and the fan blade assembly in the related art is changed, the component composition of the motor 100 and the air supply device 200 is simplified, the material investment is reduced, and the production cost is reduced. Meanwhile, the air supply device 200 is smoother in appearance and stronger in attractiveness due to the structural arrangement.

And the fan blade assembly 210 and the rotor 120 are detachably connected by the mounting recess. The arrangement can ensure the matching size of the rotor 120 and the fan blade assembly 210, and can prevent the fan blade assembly 210 from shifting relative to the rotor 120, thereby ensuring the assembling size of the fan blade assembly 210 relative to the rotor 120, and preventing the fan blade assembly 210 from falling off when the air supply device 200 works.

In other embodiments, the mounting portion includes a mounting boss.

Specifically, the number of the mounting projections is at least one. When the number of the installation convex parts is multiple, the contact area and the contact angle between the rotor and the fan blade assembly are increased, and the reliability and the stability of the rotor driving the fan blade assembly to rotate can be further ensured.

Specifically, the fan blade assembly 210 is disposed around the rotor 120.

Example 4:

as shown in fig. 1 and 2, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the rotor 120 includes a first sub-portion 122 and a second sub-portion 124, the first sub-portion 122 and the second sub-portion 124 are detachably connected, and the first sub-portion 122 and the second sub-portion 124 are arranged along an axial direction of the stator 110; the electric machine 100 further includes a first bearing 150 and a second bearing 160, the first bearing 150 being located between the first sub-portion 122 and the stator 110, and the second bearing 160 being located between the second sub-portion 124 and the stator 110.

In detail, the rotor 120 includes a first sub-portion 122 and a second sub-portion 124, and the first sub-portion 122 and the second sub-portion 124 are detachably connected, wherein the first bearing 150 is located between the first sub-portion 122 and the stator 110, and the second bearing 160 is located between the second sub-portion 124 and the stator 110. Like this, can determine the dismouting of rotor 120 and determine the mounted position of rotor 120 for stator 110 according to actual conditions, and then applicable different model motor 100's user demand, the strong adaptability of product has promoted the performance of product. Meanwhile, since the first sub-part 122 and the second sub-part 124 are detachably connected, the assembly of the first bearing 150 and the second bearing 160 with the rotor 120 and the stator 110 is facilitated, and the assembly position of the first bearing 150 and the second bearing 160 with the stator 110 and the rotor 120 is facilitated to be adjusted. The device is convenient for installation and subsequent maintenance of products, and has strong operability and high assembly efficiency.

In addition, the first bearing 150 and the second bearing 160 are arranged at intervals along the axial direction of the stator 110, and the arrangement increases the contact area and the contact angle between the rotor 120 and the stator 110, which is beneficial to ensuring the stability and the reliability of the rotor 120 driven by the stator 110.

In the present embodiment, the first sub-portion 122 has a locking slot 180, the second sub-portion 124 has a locking buckle 170, and the locking buckle 170 is connected to the locking slot 180. The purpose of assembling the first sub-portion 122 and the second sub-portion 124 is achieved by reasonably arranging the matching structure of the first sub-portion 122 and the second sub-portion 124 and by using the matching connection of the buckle 170 and the clamping groove 180. When the first sub-portion 122 and the second sub-portion 124 need to be disassembled, an external force can be applied through the first sub-portion 122 or the second sub-portion 124 to overcome the clamping force between the first sub-portion 122 and the second sub-portion 124, so as to separate the first sub-portion 122 from the second sub-portion 124. This structural arrangement provides for assembly reliability, ease of installation and subsequent disassembly, maintenance, and ease of adjustment and calibration of the rotor 120, first bearing 150, and second bearing 160 relative to the stator 110 during assembly.

Specifically, the clip 170 is configured as an elastic member, that is, the external dimensions of the clip 170 may be changed, so that the stability and reliability of the assembly of the clip 170 and the slot 180 may be ensured, and the effectiveness of the separation of the clip 170 and the slot 180 may also be ensured. For example, the buckle 170 includes a main body and a spring plate connected to the main body, wherein the spring plate is located at a side portion of the main body, and the spring plate is elastically deformed by pressing the spring plate.

Specifically, the slot 180 is configured as an elastic member, that is, the size of the notch of the slot 180 may vary, so that the effectiveness of separating the clip 170 from the slot 180 may be ensured while the stability and reliability of the assembly of the clip 170 with the slot 180 are ensured. For example, the card slot 180 is a rubber card slot.

In other embodiments, the second sub-portion has a slot and the first sub-portion has a latch.

In some other embodiments, one of the first sub-portion and the second sub-portion is provided with a first locking member, and the other is provided with a second locking member, and the fastening member is locked into the second locking member through the first locking member. Through reasonable arrangement of the matching structures of the first sub-portion and the second sub-portion, one of the first sub-portion and the second sub-portion is provided with a first locking member, the other of the first sub-portion and the second sub-portion is provided with a second locking member, and a fastening member penetrates through the first locking member and is locked into the second locking member, so that the purpose of assembling the first sub-portion and the second sub-portion together is achieved. When the first sub-part and the second sub-part need to be disassembled, the first locking piece and the second locking piece of the fastener can be disassembled, so that the connection between the first locking piece and the second locking piece is released, and the purpose of separating the first sub-part from the second sub-part is achieved. The structure has the advantages of reliable assembly, convenient installation and subsequent disassembly and maintenance, and convenient debugging and calibration of the rotor, the first bearing and the second bearing relative to the stator in the assembling process.

Specifically, the first and second locking members each include a locking post with internal threads, and a fastener (e.g., a bolt, screw, and rivet) is threaded through one locking post and into the other locking post.

Specifically, one of the first and second locking members includes a locking post through which a fastener (e.g., a bolt, screw, and rivet) is threaded into the other of the first and second locking members.

Further, a portion of the second sub-portion 124 extends between the first sub-portion 122 and the stator 110, and a portion of the second sub-portion 124 extending between the first sub-portion 122 and the stator 110 is connected to the first sub-portion 122. By reasonably arranging the matching structures of the first sub-portion 122, the second sub-portion 124 and the stator 110, so that part of the second sub-portion 124 extends between the first sub-portion 122 and the stator 110, and the part of the second sub-portion 124 extending between the first sub-portion 122 and the stator 110 is connected with the first sub-portion 122, the arrangement is beneficial to increasing the connection area and the connection angle of the first sub-portion 122 and the second sub-portion 124 while ensuring the effectiveness and feasibility of the connection of the first sub-portion 122 and the second sub-portion 124, and can ensure the structural strength of the connection part of the first sub-portion 122 and the second sub-portion 124.

Specifically, a portion of the second sub-portion 124 extending between the first sub-portion 122 and the stator 110 is provided with a latch 170 or a latch slot 180, and a portion of the first sub-portion 122 corresponding to the latch 170 or the latch slot 180 is provided with the latch slot 180 or the latch 170.

Specifically, a portion of the second sub-portion 124 extending between the first sub-portion 122 and the stator 110 is provided with a first locking member or a second locking member, and a portion of the first sub-portion 122 corresponding to the first locking member or the second locking member is provided with a second locking member or a first locking member.

Example 5:

as shown in fig. 1 and 2, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: a portion of the rotor 120 facing the stator 110 is provided with a magnetic portion.

In detail, by providing the structure of the rotor 120, a portion of the rotor 120 facing the stator 110 is provided with a magnetic portion. When the blower 200 is operated, the windings of the stator 110 are connected to a power supply to generate a rotating magnetic field, and the rotor 120 cuts the magnetic induction lines to generate an induction current. That is, the magnetic portion of the rotor 120 cooperates with the windings of the stator 110 to achieve the purpose that the stator 110 drives the rotor 120 to rotate.

Example 6:

as shown in fig. 3, 4 and 5, an embodiment of the second aspect of the present invention provides an air supply device 200, including: a fan blade assembly 210; and the motor 100 of any of the embodiments of the first aspect, the fan assembly 210 is connected to the mounting portion 140 of the rotor 120.

The utility model provides an air supply arrangement 200 includes motor 100, and motor 100 includes stator 110, rotor 120 and passageway 130. The fan assembly 210 of the air supply device 200 is connected to the rotor 120, so that when the air supply device 200 works, the stator 110 drives the rotor 120 to rotate, and the rotor 120 rotates to drive the fan assembly 210 to rotate so as to realize the output of the air volume of the air supply device 200. Because along the axial direction of stator 110, passageway 130 runs through stator 110, so during flabellum assembly 210 pivoted, except can be by the rear portion and the lateral part air inlet of flabellum assembly 210, passageway 130 department also can supply certain intake, has increased air supply arrangement 200's intake, and then makes air supply arrangement 200 output more amount of wind and type of wind, is favorable to promoting the work efficiency, the performance and the market competition of product.

It can be understood that the fan blade assembly 210 rotates to output the air volume, so that a negative pressure is formed at the channel 130, and thus the air flow can be sucked by the negative pressure to increase the air intake volume of the air supply device 200, which is favorable for increasing the air volume and the air type output by the air supply device 200.

Further, since the air flow flows in the channel 130, when the air supply device 200 works, the air flow dissipates heat to the stator 110 and the rotor 120 so as to take away heat generated by the motor 100 during the work, which is beneficial to reducing the temperature rise of the product and prolonging the service life of the product.

Specifically, the blowing device 200 includes a floor fan, a desk fan, and the like, which are not listed herein.

Example 7:

according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the fan blade assembly 210 has a fitting protrusion, and the fitting protrusion is connected to the mounting recess of the mounting portion 140.

In detail, by reasonably arranging the matching structure of the rotor 120 and the fan blade assembly 210, the fan blade assembly 210 is provided with a matching convex part, and the matching convex part is matched and connected with the mounting concave part of the mounting part 140, so as to realize the detachable connection of the rotor 120 and the fan blade assembly 210. The arrangement can ensure the matching size of the rotor 120 and the fan blade assembly 210, and can prevent the fan blade assembly 210 from shifting relative to the rotor 120, thereby ensuring the assembling size of the fan blade assembly 210 relative to the rotor 120, and preventing the fan blade assembly 210 from falling off when the air supply device 200 works.

In other embodiments, the fan blade assembly is provided with a matching concave part, and the matching concave part is matched and connected with the mounting convex part of the mounting part.

Example 8:

as shown in fig. 3, 4 and 5, according to an embodiment of the invention, including the features defined in any of the above embodiments, and further: the air blowing device 200 further includes: the frame 220 is connected with the motor 100, and the frame 220 is arranged around the outer side of the fan blade assembly 210; and a base 230 connected to the frame 220.

In detail, the air supply device 200 further includes a frame 220 and a base 230, the frame 220 is disposed around the outside of the fan blade assembly 210, and the frame 220 protects the fan blade assembly 210 located therein, so as to prevent the fan blade assembly 210 from being damaged due to the external force directly acting on the fan blade assembly 210, which is beneficial to prolonging the service life of the product.

Further, the base 230 is connected to the frame 220, and the base 230 has supporting and fixing functions on the frame 220, the fan blade assembly 210 and the motor 100. Wherein, the holder body 230 is perpendicular to the axis of the stator 110.

Specifically, the frame 220 is configured as a ring structure.

In some other embodiments, the air supply device further includes a frame connected to the rotor, the frame is disposed around the fan assembly, and the rotor rotates to drive the fan assembly and the frame to rotate together. The air supply device also comprises a base body which is rotationally connected with the frame, for example, the base body is connected with the frame through a bearing.

Example 9:

as shown in fig. 3, according to an embodiment of the present invention, including the features defined in any of the above embodiments, and further: the air blowing device 200 further includes: a medium holding means 240 located in the channel 130, wherein the medium holding means 240 is connected to a wall surface of the channel 130; the medium containing device 240 is provided with a containing cavity and a flow guide channel 130, and the flow guide channel 130 is communicated with the containing cavity.

In detail, air supply arrangement 200 still includes that the medium holds device 240, the medium holds device 240 and is connected with the wall of passageway 130, the medium holds device 240 including hold the chamber and with hold water conservancy diversion passageway 130 that the chamber is linked together, can be to holding intracavity packing medium (e.g., champignon, kill mosquito liquid and water etc.), thus, when the air current was through passageway 130, the medium that holds the intracavity can contact with the air current through water conservancy diversion passageway 130, and then make the medium drive indoor air of diffusion under the air current, in order to realize fresh indoor air, mosquito repellent and the effect that increases indoor air humidity, air supply arrangement 200's service function has been richened to this setting, be favorable to promoting the performance and the market competition of product.

Specifically, the number of the guide passages 130 is one or more. When the number of the guide channels 130 is multiple, the guide channels 130 are arranged at intervals, so that the contact area and the angle between the medium in the accommodating cavity and the airflow are increased, and the speed of the medium diffusing into the chamber is favorably improved.

Specifically, the medium containing device 240 includes a first housing and a second housing, the first housing is detachably connected to the second housing, and the first housing and the second housing enclose the containing cavity, so that the medium is conveniently placed in the medium containing device 240, the operability is high, and the medium containing device 240 is convenient to clean and care.

Further, one of the channel 130 and the medium holding means 240 is provided with a first connecting portion and the other is provided with a second connecting portion, the first connecting portion and the second connecting portion being detachably connected.

In detail, through the cooperation structure that rationally sets up passageway 130 and medium and hold device 240 for one of passageway 130 and medium hold device 240 is equipped with first connecting portion, and the other is equipped with the second connecting portion, utilizes first connecting portion and second connecting portion, realizes passageway 130 and the detachable connections that the medium held device 240, like this, can hold device 240 with the medium and take out in by passageway 130, with to the medium holds the intussuseption of device 240 intussuseption medium, or the kind of change medium. And this structural arrangement is convenient for the cleaning of medium holding device 240, nurses, and maneuverability is strong.

Specifically, the first connecting portion and the second connecting portion are detachably connected, i.e., the mounting position of the medium containing device 240 relative to the channel 130 can be determined and adjusted according to actual conditions. That is to say, the medium containing device 240 of one type can be assembled with the channels 130 of various sizes, and this arrangement is favorable to enhancing the use versatility of the product, can satisfy the use requirements of the air supply devices 200 of different types, and is favorable to improving the applicability and the use universality of the product.

Specifically, the connection manner of the first connection portion and the second connection portion includes any one of the following or a combination thereof: magnetic, snap, screw, adhesive, etc., not to mention here.

Specifically, the number of the first connection portions is at least one, and the number of the second connection portions is at least one. When the number of the first connecting parts and the second connecting parts is multiple, each first connecting part corresponds to one second connecting part.

The specific embodiment is as follows:

the motor 100 includes: the first sub-portion 122 of the rotor 120, the first bearing 150, the stator 110, the second bearing 160, and the second sub-portion 124 of the rotor 120, the magnetic portion is sleeved on the inner ring of the first sub-portion 122, the first sub-portion 122 and the second sub-portion 124 form the rotor 120 of the motor 100, and the rotor 120 is sleeved on the bracket of the stator 110 through the first bearing 150 and the second bearing 160.

The middle of the stator 110 is provided with a channel 130, the fan assembly 210 is sleeved on the first sub-portion 122 of the rotor 120, when the input of the stator 110 passes through the driving power supply, the stator 110 drives the rotor 120 to rotate, and drives the fan assembly 210 to rotate to output air volume, because the motor 100 is provided with the channel 130, the channel 130 also provides more air intake besides the air intake at the back and the side of the fan assembly 210, so that the product outputs more air volume and wind type, other designs can be added in the channel 130, for example, a fragrance box, mosquito killing liquid and the like are put into the channel 130, and meanwhile, the air flow in the channel 130 flows, so that the heat of the motor 100 can be dissipated, the temperature rise of the motor 100 is reduced, and the reliability of the motor 100 is improved.

Furthermore, the motor 100 is provided with a channel 130, no rotor shaft is output, and the fan assembly 210 is directly sleeved on the rotor 120 of the motor 100.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 do not necessarily 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.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. An electric machine, comprising:

a stator;

a rotor provided on the periphery of the stator;

a passage extending through the stator in an axial direction of the stator;

the rotor is provided with a mounting part, and the mounting part is used for mounting a fan blade assembly;

at least a part of an outer wall surface of the rotor is configured as the mounting portion, and the mounting portion includes a mounting convex portion or a mounting concave portion.

2. The electric machine of claim 1,

the passage is located in a middle portion of the stator in a radial direction of the stator.

3. The machine according to claim 1 or 2,

the rotor comprises a first sub-part and a second sub-part, the first sub-part and the second sub-part are detachably connected, and the first sub-part and the second sub-part are arranged along the axial direction of the stator;

the motor further includes a first bearing between the first sub-portion and the stator and a second bearing between the second sub-portion and the stator.

4. The electric machine of claim 3,

one of the first sub-part and the second sub-part is provided with a buckle, the other one is provided with a clamping groove, and the buckle and the clamping groove are connected in a matched mode; or

One of the first sub-part and the second sub-part is provided with a first locking part, the other one of the first sub-part and the second sub-part is provided with a second locking part, and a fastening piece penetrates through the first locking part and is locked into the second locking part.

5. The electric machine of claim 3,

part of the second sub-part extends into the space between the first sub-part and the stator, and the part of the second sub-part extending into the space between the first sub-part and the stator is connected with the first sub-part.

6. The machine according to claim 1 or 2,

the portion of the rotor facing the stator is provided with a magnetic portion.

7. An air supply device, comprising:

a fan blade assembly; and

an electric machine as claimed in any one of claims 1 to 6, wherein the fan assembly is connected to the mounting portion of the rotor.

8. The air supply arrangement of claim 7,

the fan blade assembly is provided with a matching concave part or a matching convex part, the matching concave part is matched and connected with the mounting convex part of the mounting part, or the matching convex part is matched and connected with the mounting concave part of the mounting part.

9. The air supply apparatus according to claim 7 or 8, further comprising:

the frame is connected with the motor and surrounds the outer side of the fan blade assembly;

and the seat body is connected with the frame.

10. The air supply apparatus according to claim 7 or 8, further comprising:

the medium containing device is positioned in the channel and is connected with the wall surface of the channel;

the medium containing device is provided with an accommodating cavity and a flow guide channel, and the flow guide channel is communicated with the accommodating cavity.

11. The air supply apparatus of claim 10, further comprising:

one of the channel and the medium containing device is provided with a first connecting part, the other one is provided with a second connecting part, and the first connecting part and the second connecting part are detachably connected.

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