Fan assembly and air conditioner

Abstract

The utility model relates to the technical field of air conditioning, and discloses a fan assembly and an air conditioner. The fan assembly comprises a fan provided with a connecting part; one end, facing the fan, of the fan motor is provided with a connecting matching part, and the connecting matching part is detachably connected with the connecting part; and the driving assembly comprises a movable motor, the movable motor is in driving connection with at least one of the connecting part and the connecting matching part, and the movable motor is used for driving the connecting part and the connecting matching part to move in the opposite direction or the opposite direction, so that the connecting part and the connecting matching part are connected or separated. The connecting parts and the connecting matching parts are driven by the movable motor, and the movable motor can drive at least one of the connecting parts to move and provide power for the connecting parts and / or the connecting matching parts, so that the fan and the fan motor can be automatically connected and separated, manual operation is not needed, and the use flexibility and diversity of the fan are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the air conditioning technical field, for example, relates to a fan assembly and air conditioner. BACKGROUND

[0002] At present, in the field of air conditioners, the fan as one of the core components is mainly used for air circulation and heat exchange, and its performance directly affects the refrigeration, heating effect and energy consumption level of the air conditioner. The fan in the traditional air conditioner is usually assembled with the motor through a fixed connection mode, and the fan blade is directly connected with the motor shaft or fixed through fasteners.

[0003] In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

[0004] In the related art, when the fan needs to be maintained or replaced, the disassembly and installation process is relatively complex, time-consuming, and the connecting parts are easily damaged. The fixed connection mode limits the flexibility and adjustability of the fan, and the position or angle of the fan cannot be quickly adjusted according to actual needs.

[0005] It should be noted that the information disclosed in the above background section is only used to strengthen the understanding of the background of the present application, and therefore can include information that does not constitute prior art known to those skilled in the art. CONTENT OF THE INVENTION

[0006] In order to have a basic understanding of some aspects of the disclosed embodiments, the following is a simple summary. The summary is not a general review, nor is it intended to determine the key / important components or delineate the scope of protection of these embodiments, but as a prelude to the detailed description below.

[0007] The embodiments of the present disclosure provide a fan assembly and an air conditioner to facilitate the disassembly and installation of the fan and improve the flexibility and convenience of the fan.

[0008] The embodiments of the present disclosure provide a fan assembly, which comprises: a fan provided with a connecting portion; a fan motor, one end of the fan motor facing the fan is provided with a connecting matching portion, the connecting matching portion is detachably connected with the connecting portion; a driving assembly comprising a movable motor, the movable motor is drivingly connected with at least one of the connecting portion and the connecting matching portion, and the movable motor is used to drive the connecting portion and the connecting matching portion to move towards or away from each other, so that the connecting portion and the connecting matching portion are connected or separated.

[0009] Optionally, the driving assembly further comprises a nut connected with the movable motor; the fan assembly further comprises a movable shaft connected with the fan or the fan motor, the nut is sleeved and connected on the outer side of the movable shaft, the movable shaft is provided with one of the connecting part and the connecting matching part; wherein the movable motor drives the movable shaft to move along the axial direction of the movable shaft through the nut, so that the connecting part and the connecting matching part are connected or separated.

[0010] Optionally, the driving assembly further comprises a first bearing connected between the nut and the movable shaft, the nut drives the movable shaft to move along the axial direction of the movable shaft through the first bearing; and / or the movable motor is sleeved on the outer side of the nut, and the movable motor is threadedly connected with the nut.

[0011] Optionally, the movable shaft penetrates through the fan along the axial direction of the fan and is connected with the fan, one end of the movable shaft is provided with the connecting part; wherein the driving assembly is arranged at one end of the movable shaft and / or the other end of the movable shaft.

[0012] Optionally, the fan assembly further comprises a mounting bracket, the mounting bracket comprises a motor bracket, the motor bracket is arranged on at least one side of the fan, and the movable motor is mounted on the motor bracket; wherein when the driving assembly is arranged at one end of the movable shaft, the motor bracket is connected with the fan motor and / or the volute of the fan; and / or when the driving assembly is arranged at the other end of the movable shaft, the motor bracket is connected with the fan volute and / or is adapted to be connected with the external member.

[0013] Optionally, the fan assembly further comprises a second bearing sleeved and connected on the outer side of the movable shaft, the second bearing is arranged at two ends of the fan along the axial direction respectively; the mounting bracket further comprises a first bearing bracket, the motor bracket and the first bearing bracket are arranged on two sides of the fan respectively, and the second bearing is mounted on the first bearing bracket; wherein when the driving assembly is arranged at one end of the movable shaft, the first bearing bracket is arranged at the other end of the movable shaft and is connected with the volute of the fan and / or the external member; and / or when the driving assembly is arranged at the other end of the movable shaft, the first bearing bracket is connected with the volute of the fan.

[0014] Optionally, when the driving assembly is arranged at one end of the movable shaft, the motor bracket is arranged on the side of the fan motor facing the fan and is detachably connected with the fan motor; the mounting bracket further comprises a second bearing bracket connected with the volute of the fan and connected with the motor bracket, and the first bearing is mounted in the second bearing bracket; and / or when the mounting bracket is connected with the volute of the fan, the mounting bracket comprises a center plate and a connecting arm, the center plate is configured with a through hole, the movable shaft is movably arranged in the through hole, and the connecting arm is connected between the outer side of the center plate and the volute of the fan; wherein the number of the connecting arms is plural, and the plural connecting arms are sequentially and spacedly arranged along the circumferential direction of the center plate.

[0015] Optionally, one of the connecting part and the connecting mating part comprises a groove, an inner wall surface of the groove is configured to form a limiting part, the other of the connecting part and the connecting mating part comprises a protrusion, an outer wall surface of the protrusion is configured to form a limiting mating part, the limiting part is matched with the limiting mating part, when the connecting part is connected with the connecting mating part, the protrusion is inserted into the groove, and the limiting part is matched with the limiting mating part, so as to limit rotation of the connecting part relative to the connecting mating part, so that the fan motor can drive the fan to rotate.

[0016] Optionally, the limiting part comprises one of a toothed protrusion and a toothed groove, the limiting mating part comprises the other of the toothed protrusion and the toothed groove, the toothed protrusion is matched with the toothed groove, when the limiting part is matched with the limiting mating part, the toothed protrusion is located in the toothed groove, so as to limit rotation of the connecting part relative to the connecting mating part; and / or, in a direction in which the protrusion is inserted into the groove, cross-sectional areas of the groove and the protrusion gradually decrease, the protrusion is matched with the groove.

[0017] The embodiments of the present disclosure further provide an air conditioner, the air conditioner comprising the fan assembly according to any one of the above embodiments.

[0018] The fan assembly and the air conditioner provided by the embodiments of the present disclosure can achieve the following technical effects:

[0019] The fan assembly provided by the embodiments of the present disclosure is characterized in that the fan is detachably connected with the fan motor, so that the fan and the fan motor can be separated, and the fan and the fan motor can be individually disassembled and repaired. The connecting part and the connecting mating part are driven by the movable motor, the movable motor can drive at least one of the connecting part and the connecting mating part to move, and the movable motor provides power for the connecting part and / or the connecting mating part, so that the fan and the fan motor can be automatically connected and separated, without manual operation, and the use flexibility and diversity of the fan are improved. When there are multiple fans, only one or part of the fans can be adjusted, and the number of the working fans can be adjusted, so that the air volume and the air outlet diversity of the air conditioner are improved.

[0020] The general description above and the following description below are exemplary and explanatory only and are not intended to be limiting. BRIEF DESCRIPTION OF DRAWINGS

[0021] One or more embodiments are illustrated by way of example in the figures that are not intended to be limiting of the embodiments. Like numbers refer to like elements throughout the drawings, which are not necessarily to scale, with:

[0022] Figure 1 is a structural schematic view of one perspective of an indoor unit provided by the embodiments of the present disclosure;

[0023] Figure 2is a structural schematic view of another perspective of an indoor unit provided by an embodiment of the present disclosure;

[0024] Figure 3 is a partial structural schematic view of an indoor unit provided by an embodiment of the present disclosure;

[0025] Figure 4 is Figure 3 is an enlarged structural schematic view of part A in FIG. 5;

[0026] Figure 5 is an exploded structural schematic view of a fan assembly provided by an embodiment of the present disclosure;

[0027] Figure 6 is a partial structural schematic view of a fan assembly provided by an embodiment of the present disclosure;

[0028] Figure 7 is a partial structural schematic view of a fan assembly provided by an embodiment of the present disclosure;

[0029] Figure 8 is a structural schematic view of another indoor unit provided by an embodiment of the present disclosure;

[0030] Figure 9 is an exploded structural schematic view of another fan assembly provided by an embodiment of the present disclosure;

[0031] Figure 10 is a structural schematic view of another fan assembly provided by an embodiment of the present disclosure.

[0032] Reference Signs:

[0033] 10, fan; 101, connecting portion; 1011, groove; 1012, toothed groove; 102, movable shaft; 104, volute; 20, fan motor; 201, connecting matching portion; 2011, protrusion; 2012, toothed protrusion; 202, fan motor support; 203, motor shaft; 301, movable motor; 302, nut; 303, first bearing; 401, motor support; 402, first motor support; 403, second motor support; 404, first bearing support; 405, second bearing support; 406, second bearing; 407, center plate; 408, connecting arm; 50, shell; 501, heat exchanger; 502, bottom plate; 503, side plate; 506, first fan. DETAILED DESCRIPTION

[0034] In order to enable a more detailed understanding of the features and technical content of the embodiments of the present disclosure, the implementation of the embodiments of the present disclosure is described in detail below with reference to the accompanying drawings, which are for reference only and do not limit the embodiments of the present disclosure. In the following technical description, in order to facilitate explanation, a plurality of details are provided to provide a sufficient understanding of the disclosed embodiments. However, one or more embodiments can still be implemented without these details. In other cases, well-known structures and devices can be simplified to facilitate the drawings.

[0035] The terms "first", "second", and the like in the specification and claims of the embodiments of the present disclosure and the above drawings are used to distinguish similar objects, and do not necessarily have to describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances in order to describe the embodiments of the present disclosure herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion.

[0036] In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "back", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are mainly used to better describe the embodiments of the present disclosure and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation. In addition, in addition to being used to indicate the orientation or positional relationship, the above-mentioned part of the term can also be used to represent other meanings, for example, the term "upper" can also be used to represent a certain dependent relationship or connection relationship in some cases. For those skilled in the art, the specific meaning of these terms in the embodiments of the present disclosure can be understood according to the specific circumstances.

[0037] In addition, the terms "set", "connected", "fixed" should be broadly understood. For example, "connected" can be fixedly connected, detachably connected, or integrally configured; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, or internal communication between two devices, elements or components. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present disclosure can be understood according to the specific circumstances.

[0038] Unless otherwise specified, the term "a plurality of" means two or more.

[0039] The term "and / or" is a description of the association relationship of the object, which means that there can be three relationships. For example, A and / or B means: A or B, or, A and B, the three relationships.

[0040] It should be noted that the embodiments in the embodiments of the present disclosure and the features in the embodiments can be combined with each other without conflict.

[0041] The air conditioner provided by the embodiment of the present disclosure comprises an indoor unit, the indoor unit comprises a shell 50, a fan 10 and a heat exchanger 501, the fan 10 and the heat exchanger 501 are located in the shell 50, the shell 50 has an air inlet and an air outlet, the fan 10 can drive air flow to flow into the shell 50 from the air inlet and flow out from the air outlet after heat exchange with the heat exchanger 501. The air conditioner further comprises a fan motor 20, the fan motor 20 can be connected with the fan 10, and the fan motor 20 can drive the fan 10 to rotate to realize air outlet of the fan 10.

[0042] In combination Figures 1 to 10 As shown in the figure, the embodiment of the present disclosure provides a fan assembly, the fan assembly comprises a fan 10, a fan motor 20 and a driving assembly, the fan 10 is provided with a connecting part 101; the fan motor 20 is provided with a connecting matching part 201 at one end facing the fan 10, the connecting matching part 201 is detachably connected with the connecting part 101; the driving assembly comprises a movable motor 301, the movable motor 301 is drivingly connected with at least one of the connecting part 101 and the connecting matching part 201, and the movable motor 301 is used to drive the connecting part 101 and the connecting matching part 201 to move towards or away from each other, so as to connect or separate the connecting part 101 and the connecting matching part 201.

[0043] In the embodiment of the present disclosure, the fan 10 and the fan motor 20 are detachably connected through the connecting part 101 and the connecting matching part 201, so that the fan motor 20 and the fan 10 can be connected or separated, so that the fan 10 and the fan motor 20 can be separated, which not only facilitates the individual maintenance of the fan motor 20 or the fan 10, but also the fan 10 and the fan motor 20 can be detached, so that the fan 10 can also stop working by being separated from the fan motor 20. When the fan motor 20 is connected with multiple fans 10, the working and closing of a single fan 10 can be controlled.

[0044] Optionally, as Figures 2 to 5 and Figures 9 to 10 shown, the driving assembly further comprises a nut 302, the nut 302 is drivingly connected with the movable motor 301; the fan assembly further comprises a movable shaft 102, the movable shaft 102 is connected with the fan 10 or the fan motor 20, the nut 302 is sleeved and connected on the outside of the movable shaft 102, the movable shaft 102 is provided with one of the connecting part 101 and the connecting matching part 201; wherein the movable motor 301 can drive the nut 302 and the movable shaft 102 to move along the axial direction of the movable shaft 102, so as to connect or separate the connecting part 101 and the connecting matching part 201.

[0045] In the embodiment of the present disclosure, the movable shaft 102 is connected with the fan 10 or the fan motor 20, and the movable shaft 102 is provided with a connecting portion 101 or a connecting matching portion 201, so that the movable motor 301 drives the nut 302 to rotate and move along the axial direction of the nut 302, the nut 302 is sleeved outside the movable shaft 102, so that the nut 302 drives the movable shaft 102 to move along the axial direction of the movable shaft 102, so that the movable shaft 102 can drive the connecting portion 101 or the connecting matching portion 201 provided on the movable shaft 102 to move, so that the connecting portion 101 and the connecting matching portion 201 move towards each other or move away from each other, so as to realize the connection and separation of the connecting portion 101 and the connecting matching portion 201.

[0046] Optionally, the driving assembly further comprises a first bearing 303, the first bearing 303 is connected between the nut 302 and the movable shaft 102, and the nut 302 drives the movable shaft 102 to move through the first bearing 303.

[0047] In the embodiment of the present disclosure, the movable shaft 102 is fixed to the inner ring of the first bearing 303, and the nut 302 is fixed to the outer ring of the first bearing 303, so that when the movable motor 301 drives the nut 302 to move along the axial direction of the movable shaft 102, the nut 302 drives the first bearing 303 and the movable shaft 102 to move along the axial direction of the movable shaft 102, so that the connecting portion 101 and the connecting matching portion 201 can move towards each other or move away from each other, so as to realize the connection or separation.

[0048] Optionally, the motor shaft 203 is provided with a connecting matching portion, when the connecting portion is connected with the connecting matching portion, the motor shaft rotates, the connecting matching portion provided on the motor shaft 203 drives the connecting portion to rotate, the connecting portion further drives the movable shaft to rotate, and the inner ring of the first bearing rotates relative to the outer ring of the first bearing, so that the nut and the movable motor will not rotate with the fan motor.

[0049] Optionally, the movable motor 301 is sleeved outside the nut 302, and the movable motor 301 is threadedly connected with the nut 302.

[0050] In the embodiment of the present disclosure, the movable motor 301 is threadedly connected outside the nut 302, that is, the inner side of the movable motor 301 is provided with an internal thread, and the outer side of the nut 302 is provided with an external thread, so that when the movable motor 301 rotates, the movable motor 301 rotates around the center of the movable shaft, the nut 302 moves along the axial direction of the nut 302 under the action of the movable motor 301, and then the nut 302 drives the movable shaft 102 connected to the inner side of the nut 302 to move along the axial direction of the movable shaft 102, so that the driving of the movable motor 301 on the connecting portion 101 and / or the connecting matching portion 201 is realized.

[0051] Optionally, the movable shaft 102 extends through the fan 10 along the axial direction of the fan 10 and is connected to the fan 10, and one end of the movable shaft 102 is provided with the connecting part 101; wherein the driving assembly is arranged at one end of the movable shaft 102 and / or the other end of the movable shaft 102.

[0052] In the embodiment of the present disclosure, the movable shaft 102 is connected to the fan 10, so that one end of the movable shaft 102 is provided with the connecting part 101, when the movable shaft 102 moves towards the fan motor 20, the movable shaft 102 drives the connecting part 101 to move towards the connecting and matching part 201, and the movable shaft 102 drives the fan 10 to move towards the fan motor 20, so as to realize the automatic connection and separation of the fan 10 and the fan motor 20. The driving assembly can be arranged at one end of the movable shaft 102, or at the other end of the movable shaft 102, which can drive the movable shaft 102 to move along the axial direction, so as to drive the connecting part 101 to move. The arrangement mode belongs to the optional embodiment of the present application.

[0053] Optionally, the fan assembly further comprises a mounting bracket, the mounting bracket comprises a motor bracket 401, the motor bracket 401 is arranged at least one side of the fan 10, and the movable motor 301 is mounted on the motor bracket 401; wherein when the driving assembly is arranged at one end of the movable shaft 102, the motor bracket 401 is connected to the fan motor 20 and / or the volute 104 of the fan 10, and / or when the driving assembly is arranged at the other end of the movable shaft 102, the motor bracket 401 is connected to the volute 104 of the fan 10 and / or is adapted to be connected to an external member. Here, the external member can be the shell 50 of the equipment on which the fan assembly is mounted.

[0054] In the embodiment of the present disclosure, the fan assembly is provided with the motor bracket 401, the motor bracket 401 is used for mounting the movable motor 301, when the driving assembly is arranged at one end of the movable shaft 102, that is, the driving assembly is close to the fan motor 20, the motor bracket 401 can be arranged at the fan motor 20, or at the volute 104 of the fan 10, so as to realize the fixation of the motor bracket 401, and facilitate the fixation of the movable motor 301. When the driving assembly is arranged at the other end of the movable shaft 102, the motor bracket 401 can be arranged at the volute 104 of the fan 10, or can be fixed to the external member, so as to realize the mounting of the movable motor 301.

[0055] In one specific embodiment, as Figures 1 to 5As shown, when the driving assembly is arranged at one end of the movable shaft 102, that is, when the driving assembly is arranged at the end of the movable shaft 102 facing the fan motor 20, the motor support 401 comprises a first motor support 402, the first motor support 402 is connected with the fan motor 20, the fan motor 20 comprises a motor body and a fan motor support 202, the fan motor support 202 is adapted to be arranged at the outer member, and the fan motor 20 is mounted on the fan motor support 202, the first motor support 402 is connected with the fan motor support 202 to realize the fixation of the first motor support 402.

[0056] Optionally, as shown in the first aspect, Figure 6 the first motor support 402 comprises a center connecting ring and a connecting leg, the connecting leg is connected to the outer wall surface of the center connecting ring and extends away from the center connecting ring, the number of the connecting legs is multiple, the multiple connecting legs are sequentially and spacedly arranged along the circumference of the center connecting ring, one end of the connecting leg is connected with the center connecting ring, and the other end of the connecting leg is connected with the fan motor support 202. In this way, the multiple connecting legs are spacedly arranged, which can reduce the obstruction to the airflow and ensure the smoothness of the airflow.

[0057] Optionally, the movable motor 301 is arranged at the end of the motor support 401 away from the fan motor 20, and the nut 302 is threadedly connected to the inner side of the movable motor 301. The first bearing 303 is located at the inner side of the nut 302 and is sleeved on the outer side of the movable shaft 102. The end of the movable shaft 102 is provided with a connecting portion 101, and the end of the motor shaft 203 of the fan motor 20 facing the fan is provided with a connecting matching portion 201.

[0058] Optionally, the first motor support 402 is detachably connected with the fan motor 20. For example, the first motor support 402 and the fan motor 20 can be detachably connected in a buckle or screw manner, so as to facilitate the installation and disassembly of the first motor support 402.

[0059] In another specific embodiment, as shown in the first aspect, Figures 8 to 10 when the driving assembly is arranged at the other end of the movable shaft 102, that is, when the driving assembly is arranged at the end of the movable shaft 102 away from the fan motor 20, the motor support 401 comprises a second motor support 403, the second motor support 403 is adapted to be connected with the shell 50 of the outer member.

[0060] Optionally, the movable motor 301 is arranged at the side of the second motor support 403 away from the fan 10, the nut 302 is threadedly connected to the inner side of the movable motor 301, and the first bearing 303 is sleeved on the inner side of the nut 302 and is sleeved on the outer side of the movable shaft 102.

[0061] Optionally, the movable motor 301 is detachably connected with the second motor support 403, for example, the detachable connection can be achieved by screws, buckles or magnetic attraction.

[0062] Optionally, the shell 50 of the external component includes a bottom plate 502 and a side plate 503, the second motor support 403 includes a first connecting plate and a second connecting plate, the first connecting plate is located between the side plate 503 and the fan 10, one end of the second connecting plate is connected with one end of the first connecting plate, the second connecting plate extends towards the side plate 503, and the second connecting plate is connected with the side plate 503, so that the connection stability of the second motor support 403 is improved.

[0063] Optionally, the second motor support 403 is detachably connected with the shell 50 of the external component. For example, the detachable connection can be achieved by screws, buckles or the like.

[0064] Optionally, the fan assembly further includes a second bearing 406, the second bearing 406 is sleeved and connected to the outer side of the movable shaft 102, the second bearing 406 and the driving assembly are located at both ends of the fan 10 in the axial direction; the mounting support further includes a first bearing support 404, the first bearing support 404 is respectively arranged on both sides of the fan 10, and the second bearing 406 is mounted on the first bearing support 404; wherein, when the driving assembly is arranged at one end of the movable shaft 102, the first bearing support 404 is arranged at the other end of the movable shaft 102 and connected with the volute 104 of the fan 10 and / or the external component; and / or, when the driving assembly is arranged at the other end of the movable shaft 102, the first bearing support 404 is connected with the volute 104 of the fan 10.

[0065] In the embodiments of the present disclosure, the second bearing 406 and the driving assembly are respectively arranged at both ends of the fan 10, so that when the driving assembly drives the movable shaft 102 to rotate, the movable shaft 102 and the fan 10 are connected through the second bearing 406, which can reduce the friction between the movable shaft 102 and the connecting member and ensure the smoothness of the rotation of the fan 10. The first bearing support 404 is used for mounting and supporting the second bearing 406, so as to ensure the mounting stability of the second bearing 406. When the driving assembly is arranged at one end of the movable shaft 102, that is, the driving assembly is arranged at the end of the movable shaft 102 facing the fan motor 20, the first bearing support 404 is arranged at the other end of the fan 10 away from the fan motor 20, so as to facilitate the mounting of the second bearing 406. The first bearing support 404 can be connected with the volute 104 of the fan 10 or the external component, so as to fix the first bearing support 404. Here, the external component can be the shell 50 of the device in which the fan assembly is installed. When the driving assembly is arranged at the end of the movable shaft 102 away from the fan motor 20, the first bearing support 404 is connected with the volute 104 of the fan 10, so as to facilitate the mounting of the second bearing 406 on the first bearing support 404.

[0066] Optionally, when the driving assembly is arranged at one end of the movable shaft 102, the one end of the movable shaft 102 is provided with a first motor support 402, the movable motor 301 is installed on the first motor support 402, and a first bearing support 404 is arranged at the other end of the movable shaft 102, and the first bearing support 404 is connected with the shell 50 of the external member.

[0067] Optionally, when the driving assembly is arranged at one end of the movable shaft 102, the one end of the movable shaft 102 is provided with a first motor support 402, the movable motor 301 is installed on the first motor support 402, and a first bearing support 404 is arranged at the other end of the movable shaft 102, and the first bearing support 404 is connected with the shell 50 of the external member.

[0068] Optionally, when the first bearing support 404 is arranged at the volute 104 of the fan 10, the first bearing support 404 is connected with the lower volute 104 of the fan 10, so that the blocking area of the first bearing support 404 to the airflow is reduced, the smoothness of the airflow is ensured, and the production, installation and disassembly are facilitated.

[0069] Optionally, when the driving assembly is arranged at the other end of the movable shaft 102, the one end of the movable shaft 102 is provided with a first bearing support 404, that is, the one end of the movable shaft 102 facing the fan motor 20 is provided with the first bearing support 404, and the first bearing support 404 is connected with the volute 104 of the fan 10. Optionally, the first bearing support 404 is connected with the lower volute 104 of the fan 10.

[0070] Optionally, when the first bearing support 404 is connected with the volute 104 of the fan 10, the first bearing support 404 comprises a center part and a connecting arm segment, the center part is sleeved outside the second bearing 406, the connecting arm segment is connected to the outer wall surface of the center part and extends away from the center part in the radial direction of the center part, the connecting part 101 is connected between the center part and the volute 104 of the fan 10, and the number of the connecting arm segments is plural, and the plural connecting arm segments are arranged at intervals in the circumferential direction of the center part, so that the connection stability of the first bearing support 404 and the volute 104 of the fan 10 is enhanced, and the blocking area is reduced, and the smoothness of the fan 10 is ensured.

[0071] Optionally, when the driving assembly is arranged at one end of the movable shaft 102, the motor support 401 is arranged at the side of the fan motor 20 facing the fan 10 and is detachably connected with the fan motor 20, the mounting support further comprises a second bearing support 405, the second bearing support 405 is connected with the volute 104 of the fan 10 and is connected with the motor support 401, and the first bearing 303 is installed in the second bearing support 405.

[0072] In the embodiments of the present disclosure, when the driving assembly is arranged on the side of the movable shaft 102 facing the fan motor 20, the motor support 401 is fixed to the fan motor 20 and detachably connected with the fan motor 20, so that the motor support 401 can be fixed, and the motor support 401 can be conveniently disassembled and assembled. The second bearing support 405 is used for mounting the first bearing 303, and the second bearing support 405 is connected with the motor support 401 and the volute 104 of the fan 10, so that the second bearing support 405 can be stably mounted between the fan 10 and the fan motor 20, and the first bearing 303 can be conveniently mounted.

[0073] Optionally, as shown in Figure 6 and Figure 7 When the mounting support is connected with the volute 104 of the fan 10, the mounting support includes a center plate 407 and a connecting arm 408. The center plate 407 is configured with a through hole, and the movable shaft 102 is movably arranged in the through hole. The connecting arm 408 is connected between the outer side of the center plate 407 and the volute 104 of the fan 10. The connecting arm 408 is provided in a plurality of numbers, and the plurality of connecting arms 408 are sequentially and spaced apart along the circumferential direction of the center plate 407.

[0074] In the embodiments of the present disclosure, the mounting support includes the motor support 401, and can also include the first bearing support 404 and the second bearing support 405. When the mounting support is connected with the volute 104 of the fan 10, that is, when any one of the motor support 401, the first bearing support 404 and the second bearing support 405 is connected with the volute 104 of the fan 10, the through hole of the center plate 407 of the mounting support is convenient for the movable shaft 102 to pass through, and the connecting arm 408 extends from the center plate 407 to the volute 104 of the fan 10 and is connected with the volute 104. In this way, the connection between the mounting support and the volute 104 of the fan 10 is achieved. The plurality of connecting arms 408 are spaced apart along the circumferential direction of the center plate 407, so that the airflow can pass through the gap between the adjacent two connecting arms 408, so as to ensure the air inlet and outlet of the fan 10 and avoid blocking the airflow.

[0075] Optionally, when the mounting support includes the first motor support, the center plate includes a center connecting ring, and the connecting arm includes a connecting leg.

[0076] Optionally, when the mounting support includes the first bearing support 404, the center plate includes a center part, and the connecting arm includes a connecting arm segment.

[0077] Optionally, as shown in Figure 6 and Figure 7As shown, one of the connecting part 101 and the connecting mating part 201 comprises a groove 1011, an inner wall surface structure of the groove 1011 constitutes a limiting part, the other of the connecting part 101 and the connecting mating part 201 comprises a protrusion 2011, an outer wall surface structure of the protrusion 2011 constitutes a limiting mating part, the limiting part and the limiting mating part are matched, when the connecting part 101 is connected with the connecting mating part 201, the protrusion 2011 is inserted into the groove 1011, and the limiting part and the limiting mating part are matched, the rotation of the connecting part 101 relative to the connecting mating part 201 is limited, so that the fan motor 20 can drive the fan 10 to rotate.

[0078] In the embodiment of the present disclosure, the fan motor 20 and the fan 10 are connected through the connecting part 101 and the connecting mating part 201, the connecting part 101 and the connecting mating part 201 are connected and disassembled in the way of the groove 1011 and the protrusion 2011, the form of the groove 1011 and the protrusion 2011 not only facilitates the installation and disassembly of the connecting part 101 and the connecting mating part 201, but also facilitates the positioning of the connecting part 101 and the connecting mating part 201, improves the accuracy and stability of assembly. After the protrusion 2011 is inserted into the groove 1011, the limiting part and the limiting mating part in the protrusion 2011 and the groove 1011 can be limited and matched to limit the rotation of the protrusion 2011 relative to the groove 1011, so that when the fan motor 20 rotates, the fan motor 20 drives the connecting mating part 201 to rotate, and the connecting mating part 201 drives the connecting part 101 to rotate, so that the fan motor 20 can drive the fan 10 to rotate.

[0079] Alternatively, the limiting part comprises one of a toothed protrusion 2012 and a toothed groove 1012, the limiting mating part comprises the other of the toothed protrusion 2012 and the toothed groove 1012, the toothed protrusion 2012 is matched with the toothed groove 1012, when the limiting part and the limiting mating part are matched, the toothed protrusion 2012 is located in the toothed groove 1012 to limit the rotation of the connecting part 101 relative to the connecting mating part 201.

[0080] In the embodiment of the present disclosure, the limiting part and the limiting mating part adopt the form of the toothed protrusion 2012 and the toothed groove 1012 to realize limiting, which can efficiently limit the relative rotation of the groove 1011 and the protrusion 2011. Among them, one of the inner wall surface of the groove 1011 and the outer wall surface of the protrusion 2011 protrudes to form a toothed protrusion 2012, the other of the inner wall surface of the groove 1011 and the outer wall surface of the protrusion 2011 is recessed to form a toothed groove 1012, the number of toothed protrusions 2012 is multiple, and multiple toothed protrusions 2012 are sequentially and spaced apart along the circumference of the groove 1011 or the protrusion 2011, the number of toothed grooves 1012 is the same as and corresponds to the number of toothed protrusions 2012.

[0081] Optionally, the cross-sectional area of the recess 1011 and the protrusion 2011 gradually decreases in the direction of insertion of the protrusion 2011 into the recess 1011, and the protrusion 2011 is matched with the recess 1011.

[0082] In the embodiments of the present disclosure, the cross-sectional area of the recess 1011 and the protrusion 2011 gradually decreases, so that the protrusion 2011 is inserted into the recess 1011, and the positioning effect is achieved.

[0083] Optionally, the cross-sectional area of the recess 1011 and the protrusion 2011 is conical.

[0084] Optionally, the fan assembly includes a first fan 506 and a second fan, and the first fan 506 and the second fan are connected with the fan motor 20, wherein the first fan 506 is fixedly connected with the fan motor 20, and the second fan is detachably connected with the fan motor 20, and the second fan is the fan in any one of the above embodiments. In this way, one fan motor 20 can drive two fans to work, or only the first fan 506 works as a single fan 10, thereby improving the diversity of air outlet.

[0085] The embodiments of the present disclosure also provide an air conditioner, which includes the fan assembly in any one of the above embodiments.

[0086] The air conditioner provided by the embodiments of the present disclosure has the beneficial effects of the fan assembly in any one of the above embodiments, and thus the detailed description is omitted here.

[0087] The air conditioner includes an indoor unit, and the indoor unit includes a housing 50 defining a receiving cavity with an air inlet and an air outlet, and the fan assembly is located in the receiving cavity.

[0088] The indoor unit includes a heat exchanger 501, and the fan assembly and the heat exchanger 501 are sequentially arranged in the receiving cavity along the flow direction of the airflow in the receiving cavity, and the fan assembly can drive the airflow at the air inlet to flow through the heat exchanger 501 and then flow out from the air outlet. It can be understood that the heat exchanger 501 can also be located upstream of the fan assembly.

[0089] The above description and drawings sufficiently illustrate the embodiments of the present disclosure to enable one skilled in the art to practice them. Other embodiments can include structural and other changes. The embodiments only represent possible variations. Unless explicitly required, individual components and functions are optional, and the order of operations can be changed. Some parts and features of some embodiments can be included or replaced by parts and features of other embodiments. The embodiments of the present disclosure are not limited to the structures described above and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present disclosure is only limited by the appended claims.

Claims

1. A fan assembly comprising: The fan assembly comprises: a fan provided with a connecting portion; a fan motor provided with a connecting matching portion at one end thereof facing the fan, the connecting matching portion being detachably connected with the connecting portion; a driving assembly comprising a movable motor, the movable motor being drivingly connected with at least one of the connecting portion and the connecting matching portion, the movable motor being used to drive the connecting portion and the connecting matching portion to move towards or away from each other, so as to connect or separate the connecting portion and the connecting matching portion.

2. The fan assembly of claim 1, wherein, The driving assembly further comprises: a nut drivingly connected with the movable motor; The fan assembly further comprises: a movable shaft connected with the fan or the fan motor, the nut being sleeved and connected on the outer side of the movable shaft, the movable shaft being provided with one of the connecting portion and the connecting matching portion; wherein the movable motor drives the movable shaft to move along the axial direction of the movable shaft through the nut, so as to connect or separate the connecting portion and the connecting matching portion.

3. The fan assembly of claim 2, wherein, The driving assembly further comprises: a first bearing connected between the nut and the movable shaft, the nut driving the movable shaft to move along the axial direction of the movable shaft through the first bearing; and / or the movable motor is sleeved on the outer side of the nut, and the movable motor is threadedly connected with the nut.

4. The fan assembly according to claim 3, wherein the movable shaft penetrates through the fan along the axial direction of the fan and is connected with the fan, one end of the movable shaft being provided with the connecting portion; and the driving assembly is arranged at one end of the movable shaft and / or the other end of the movable shaft.

5. The fan assembly of claim 4, wherein, The fan assembly further comprises: a mounting bracket, the mounting bracket comprising a motor bracket, the motor bracket being arranged at least one side of the fan, and the movable motor being mounted on the motor bracket; wherein when the driving assembly is arranged at one end of the movable shaft, the motor bracket is connected with the fan motor and / or the volute of the fan; and / or when the driving assembly is arranged at the other end of the movable shaft, the motor bracket is connected with the fan volute and / or is adapted to be connected with an external component.

6. The fan assembly of claim 5, wherein, The fan assembly further comprises: a second bearing sleeved and connected on the outer side of the movable shaft, the second bearing being arranged at two ends of the fan along the axial direction respectively; The mounting bracket further comprises: a first bearing bracket, the first bearing bracket being arranged at two sides of the fan respectively, and the second bearing being mounted on the first bearing bracket; wherein when the driving assembly is arranged at one end of the movable shaft, the first bearing bracket is arranged at the other end of the movable shaft and is connected with the volute of the fan and / or the external component; and / or when the driving assembly is arranged at the other end of the movable shaft, the first bearing bracket is connected with the volute of the fan.

7. The fan assembly according to claim 6, wherein when the driving assembly is arranged at one end of the movable shaft, the motor bracket is arranged at one side of the fan motor facing the fan and is detachably connected with the fan motor, and the mounting bracket further comprises: a second bearing bracket connected with the volute of the fan and connected with the motor bracket, the first bearing being mounted in the second bearing bracket; and / or when the mounting bracket is connected with the volute of the fan, the mounting bracket comprises a center plate and connecting arms, the center plate being configured with a through hole, the movable shaft being movably arranged in the through hole, and the connecting arms being connected between the outer side of the center plate and the volute of the fan, wherein the number of the connecting arms is plural, and the plural connecting arms are sequentially and spacedly arranged along the circumferential direction of the center plate.

8. The fan assembly according to any one of claims 1 to 7, wherein One of the connecting part and the connecting mating part comprises a recess, an inner wall surface of the recess is configured to form a limiting part, the other of the connecting part and the connecting mating part comprises a protrusion, an outer wall surface of the protrusion is configured to form a limiting mating part, the limiting part is adapted to the limiting mating part, when the connecting part is connected with the connecting mating part, the protrusion is inserted into the recess, and the limiting part is matched with the limiting mating part, the rotation of the connecting part relative to the connecting mating part is limited, so that the fan motor can drive the fan to rotate.

9. The fan assembly of claim 8, wherein, The limiting part comprises one of a toothed protrusion and a toothed recess, the limiting mating part comprises the other of the toothed protrusion and the toothed recess, the toothed protrusion is adapted to the toothed recess, when the limiting part is matched with the limiting mating part, the toothed protrusion is located in the toothed recess, so as to limit the rotation of the connecting part relative to the connecting mating part; and / or, In the direction that the protrusion is inserted into the recess, the cross-sectional area of the recess and the protrusion gradually decreases.

10. An air conditioner characterized by comprising: A fan assembly as claimed in any one of claims 1 to 9.

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