CN213713256U

CN213713256U - Air conditioner fan assembly and air conditioner

Info

Publication number: CN213713256U
Application number: CN202022335664.7U
Authority: CN
Inventors: 李颂勤; 黄家柏; 尚彬; 王杰杰; 武晨
Original assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Current assignee: Aux Air Conditioning Co Ltd; Ningbo Aux Electric Co Ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-16
Anticipated expiration: 2030-10-19

Abstract

The utility model provides an air conditioner fan subassembly and air conditioner, concretely relates to air conditioner technical field. The air conditioner fan assembly comprises fan blades and a motor connected with the fan blades in a driving mode, the fan blades comprise fan blade rotating shafts, the motor comprises a motor rotating shaft, the motor rotating shaft and the fan blade rotating shafts are coaxial, a first limiting surface structure is arranged on the fan blade rotating shafts, the motor rotating shafts comprise second limiting surface structures, and the first limiting surface structures and the second limiting surface structures are attached to form driving connection of the fan blades and the motor. Therefore, the motor drives the fan blade to rotate through the mutual action of the first limiting surface structure and the second limiting surface structure by arranging the first limiting surface structure and the second limiting surface structure which are mutually attached to the fan blade rotating shaft and the motor rotating shaft respectively. The fan blade rotating shaft and the motor rotating shaft are not connected through the coupler, and the motor is not required to be disassembled when the fan blade is disassembled, so that the fan blade can be conveniently disassembled and assembled, and the disassembling and assembling efficiency is improved.

Description

Air conditioner fan assembly and air conditioner

Technical Field

The utility model relates to an air conditioner technical field particularly, relates to an air conditioner fan subassembly and air conditioner.

Background

A fan assembly is installed in an air duct in an indoor unit of an air conditioner, the fan assembly comprises a motor and fan blades which are in driving connection, and a rotating shaft of the motor is matched with the fan blades through shaft holes generally. When the fan blade is cleaned, the motor ventilation blade needs to be detached together, so that the disassembly and the assembly are complex, and the disassembly and the assembly efficiency are low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the complicated technical problem of dismouting of the fan blade among the prior art to a certain extent.

In order to solve the problem, the utility model provides an air conditioner fan subassembly, including the fan blade and with the motor that the fan blade drive is connected, the fan blade includes the fan blade pivot, the motor includes motor shaft, motor shaft with the axle center is changeed in the fan blade pivot, be provided with first spacing face structure in the fan blade pivot, motor shaft includes the spacing face structure of second, first spacing face structure with the spacing face structure of second is laminated mutually in order to form the fan blade with the drive of motor is connected.

Therefore, the first limiting surface structure and the second limiting surface structure which are mutually attached are arranged on the fan blade rotating shaft and the motor rotating shaft respectively, and the motor drives the fan blade to rotate through the interaction of the first limiting surface structure and the second limiting surface structure. The fan blade rotating shaft and the motor rotating shaft are not connected through a coupler, and the motor is not required to be disassembled when the fan blade is disassembled, so that the disassembly and the assembly are convenient, and the disassembly and assembly efficiency is improved.

Optionally, at least a part of the cross section of each of the motor rotating shaft and the fan blade rotating shaft along the axis direction is a fan-shaped structure, and the sum of the radians of the fan-shaped structures on the motor rotating shaft and the fan blade rotating shaft is equal to degree.

Therefore, the fan-shaped structures on the motor rotating shaft and the fan blade rotating shaft are matched with each other to form a complete circumferential structure, when the motor rotates forwards or backwards, abnormal sound caused by a large gap between the motor rotating shaft and the fan blade rotating shaft when the motor rotates can be avoided, and the connection stability is improved.

Optionally, the fan-shaped structures of the motor rotating shaft and the fan blade rotating shaft are both semicircular structures.

Therefore, the fan-shaped structures on the motor rotating shaft and the fan blade rotating shaft are both arranged to be semicircular structures, so that the motor rotating shaft and the fan blade rotating shaft are aligned when the fan-shaped structures are installed, and in addition, the fan-shaped structures are more convenient to process.

Optionally, a first limiting surface structure is provided with a limiting column, the limiting column is perpendicular to the axial lead of the fan blade rotating shaft, a second limiting surface structure is provided with a slot, and the limiting column is in inserting fit with the slot.

Therefore, through the matching of the limiting columns and the slots, the phenomenon that when the motor rotating shaft drives the fan blade rotating shaft to rotate in the circumferential direction, the motor rotating shaft slides relative to the fan blade rotating shaft to cause unstable stress is avoided.

Optionally, the wind turbine further comprises an elastic ring sleeve, and the elastic ring sleeve is sleeved on the circumferential surfaces of the motor rotating shaft and the fan blade rotating shaft.

Therefore, through the arrangement of the elastic ring sleeve, the condition that a gap exists between the motor rotating shaft and the fan blade rotating shaft to cause the abnormal sound caused by the vibration generated when the fan runs is avoided.

The utility model also provides an air conditioner, including the aforesaid arbitrary air conditioner fan subassembly. The air conditioner is the same as the air conditioner fan assembly, and the description is omitted.

Optionally, the fan blade of the air conditioner fan assembly is mounted on the lower base, and the motor of the air conditioner fan assembly is mounted on the upper base.

Therefore, the fan blade is arranged on the lower base, the motor is arranged on the upper base, when the fan blade needs to be cleaned, the lower base can be directly disassembled, the upper base is still hung on a wall, and the motor can be prevented from being disassembled. In addition, due to the fact that the coupler is avoided, when the lower base is disassembled, the lower base can be directly disassembled, and unnecessary troubles can be avoided.

Optionally, the fan blade fixing device further comprises a bearing and a bearing mounting seat for bearing mounting, wherein a fan blade rotating shaft of the fan blade penetrates through the bearing, and the bearing mounting seat is detachably connected with the lower base.

Therefore, the bearing mounting seat is detachably connected with the lower base, so that the fan blade is convenient to disassemble and wash while being fixed.

Optionally, still include the bearing frame gland, the bearing frame gland lid is located on the bearing mount pad, the bearing frame gland with the connection can be dismantled to the lower base.

Therefore, the bearing seat gland is connected with the lower base, so that the bearing mounting seat is further reinforced, and the bearing mounting seat is prevented from shaking.

Optionally, the device further comprises a motor gland, wherein the motor gland is detachably connected with the upper base; the upper base is provided with a motor containing part, and the motor gland and the motor containing part surround to form a space for mounting the motor.

Therefore, the motor gland is detachably connected with the upper base, so that the motor is installed on the upper base, and when the fan blades are disassembled and washed, the motor is fixed on the upper base through the motor gland, and the motor is prevented from falling down.

Optionally, the lower base is slidably connected to the upper base, and the lower base has a first position that is matched with the upper base and a second position that allows the fan blade to be taken out.

Therefore, the lower base is connected with the upper base in a sliding mode, when the fan blade needs to be disassembled and washed, the lower base only needs to slide downwards to the second position, and the fan blade can be disassembled and washed.

Drawings

Fig. 1 is a schematic view of an embodiment of the present invention after an upper base and a lower base are separated;

fig. 2 is an exploded view of an air conditioner according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a fan blade mounted on a lower base in an embodiment of the present invention;

fig. 4 is a partial enlarged view of a portion a in fig. 3 according to the present invention;

fig. 5 is an exploded view of an upper base in an embodiment of the present invention;

fig. 6 is a schematic structural view of an upper base in an embodiment of the present invention;

fig. 7 is a partial enlarged view of the utility model at the point B in fig. 6;

fig. 8 is a schematic structural view of an air conditioner fan assembly according to an embodiment of the present invention;

fig. 9 is a partial enlarged view of the present invention at C in fig. 8;

fig. 10 is a schematic cross-sectional view of a motor shaft and a fan blade shaft according to an embodiment of the present invention;

fig. 11 is a schematic cross-sectional view of a motor shaft and a fan blade shaft according to another embodiment of the present invention;

fig. 12 is a schematic cross-sectional view of the motor shaft and the wind blade shaft according to the embodiment of the present invention;

fig. 13 is an assembly view of an air conditioner fan assembly according to an embodiment of the present invention;

fig. 14 is a partial enlarged view of the position D in fig. 13 according to the present invention.

Description of the labeling:

1-fan blade, 2-bearing seat gland, 3-lower base, 4-upper base, 5-motor, 51-motor rotating shaft, 6-motor gland, 7-elastic ring sleeve, 8-bearing mounting seat, 11-fan blade rotating shaft, 111-first limiting surface structure, 112-limiting column, 511-second limiting surface structure and 512-jack.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "an example," "one example," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the example or implementation is included in at least one example or implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.

The terms "first" and "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature.

An embodiment of the utility model provides an air conditioner fan subassembly, as shown in fig. 1 to fig. 3 to and fig. 8 to fig. 12 are shown, including fan blade 1 and with motor 5 that 1 drive of fan blade is connected, fan blade 1 includes fan blade pivot 11, motor 5 includes motor shaft 51, motor shaft 51 with fan blade pivot 11 is coaxial, be provided with first spacing face structure 111 in the fan blade pivot 11, motor shaft 51 includes the spacing face structure 511 of second, first spacing face structure 111 with the laminating of the spacing face structure 511 of second is in order to form mutually fan blade 1 with motor 5's drive is connected.

It should be noted that, the air conditioner fan assembly is applied to the indoor set of air conditioner, especially is applied to the wall-hanging indoor set of air conditioner, fan blade 1 with motor 5 installs respectively on the base of air conditioner, fan blade pivot 11 is located the axial both ends of fan blade 1, works as fan blade pivot 11 with motor 5 installs the back in place, first spacing face structure 111 with the laminating of second spacing face structure 511 mutually, works as when motor 5 operates, first spacing face structure 111 is right the spacing face structure 511 of second exerts a circumferential revolving force, thereby drives fan blade pivot 11 rotates, realizes right the drive of fan blade 1. Here, the fan blade 1 may be a cross-flow fan blade, a centrifugal fan blade, or an axial-flow fan blade, the end portions of the fan blade rotating shaft 11 and the motor rotating shaft 51 are non-circular structures such as a semicircle, a rectangle, and a sector, and after the first limiting surface structure 111 and the second limiting surface structure 511 are attached, the fan blade rotating shaft 11 and the motor rotating shaft 51 jointly form a cylindrical structure.

The advantage that sets up like this is through respectively the fan blade pivot 11 with motor shaft 51 sets up the laminating each other first spacing face structure 111 with second spacing face structure 511, through first spacing face structure 111 with the interaction of second spacing face structure 511 makes motor 5 drive fan blade 1 rotates. The fan blade rotating shaft 11 and the motor rotating shaft 51 are not connected through a coupler, and when the fan blade 1 is disassembled, the motor 5 is not required to be disassembled, so that the disassembly and the assembly are convenient, and the disassembly and assembly efficiency is improved.

In this embodiment, as shown in fig. 10 and 11, at least a part of the cross section of each of the motor rotating shaft 51 and the fan blade rotating shaft 11 along the axial direction thereof is a fan-shaped structure, and the sum of the radians of the fan-shaped structures on the motor rotating shaft 51 and the fan blade rotating shaft 11 is equal to 360 degrees.

Here, the fan-shaped structure on the motor rotating shaft 51 is located at an end of the motor rotating shaft 51, and the end of the motor rotating shaft 51 refers to an end of the motor rotating shaft 51 close to the fan blade rotating shaft 11; the fan-shaped structure on the fan blade rotating shaft 11 is located at the end part of the fan blade rotating shaft 11, and the end part of the fan blade rotating shaft 11 refers to that one end of the fan blade rotating shaft 11 is close to the motor rotating shaft 51. That is, the cross-sectional shape of the end of the motor rotating shaft 51 is a fan shape, and the cross-sectional shape of the end of the fan blade rotating shaft 11 is a fan shape. The radian of the section of the end part of the motor rotating shaft 51 is alpha, and alpha is more than or equal to 90 degrees and less than or equal to 270 degrees; the radian of the section of the end part of the fan blade rotating shaft 11 is beta, and the beta is more than or equal to 90 degrees and less than or equal to 270 degrees; and α + β is 360 °. Of course, the fan-shaped structure may also be located at other positions in the axial direction of the motor rotating shaft 51 or the fan blade rotating shaft 11.

The advantage that sets up like this lies in, through motor shaft 51 with fan-shaped structure on the fan blade pivot 11 is mutually supported, forms complete circumference shape structure, when motor 5 corotation or reversal, can not because the motor shaft 51 with the gap between the fan blade pivot 11 is great and lead to the motor to take place the abnormal sound when the operation to improve the stability of connecting.

Alternatively, as shown in fig. 12, the cross-sectional shape of at least a part of the motor rotating shaft 51 along the axial direction thereof may be the shape of other structures, and only a circumferential limiting function may be formed by the cross-sectional shapes of the motor rotating shaft 51 and the fan blade rotating shaft 11, where the limiting function enables the motor 5 to drive the fan blade 1 to rotate. If the blade rotating shaft 11 can be provided with a tool withdrawal groove, at least a part of the motor rotating shaft 51 is accommodated in the tool withdrawal groove.

Preferably, the fan-shaped structures on the motor rotating shaft 51 and the fan blade rotating shaft 11 are both semi-circular structures, the radians of the sections of the end portions of the motor rotating shaft 51 and the fan blade rotating shaft 11 are both 180 degrees, here, the sections of the end portions of the motor rotating shaft 51 and the fan blade rotating shaft 11 are both semi-circular structures, the diameters of the sections are equal, and the two semi-circular structures are matched to form a complete circular structure. Therefore, the fan-shaped structures on the motor rotating shaft 51 and the fan blade rotating shaft 11 are both set to be semicircular structures, so that the motor rotating shaft 51 is aligned with the fan blade rotating shaft 11 when the fan-shaped structures are installed, and in addition, the processing is more convenient.

In this embodiment, as shown in fig. 8 and 9, a limiting column 112 is disposed on the first limiting surface structure 111, the limiting column 112 is perpendicular to the axial line of the fan blade rotating shaft 11, a slot 512 is disposed on the second limiting surface structure 511, and the limiting column 112 and the slot 512 are in inserting fit.

As shown in fig. 9, the limiting column 112 may be disposed along the radial direction of the fan blade rotating shaft 11, and the slot 512 may also penetrate through the motor rotating shaft 51. Of course, the position-limiting column 112 may also be located on the second position-limiting surface structure 511, and the slot 512 is opened on the first position-limiting surface structure 111. The advantage that sets up like this is that, through spacing post 112 with the cooperation of slot 512, avoid motor shaft 51 drives when fan blade pivot 11 circumferential direction rotates, cause motor shaft 51 relative fan blade pivot 11 takes place to slide, leads to the atress unstability.

Optionally, as shown in fig. 13 and 14, the air conditioner fan assembly further includes an elastic ring sleeve 7, and the elastic ring sleeve 7 is sleeved on the circumferential surfaces of the motor rotating shaft 51 and the fan blade rotating shaft 11. When the fan-shaped. Therefore, through the arrangement of the elastic ring sleeve 7, the condition that a gap exists between the motor rotating shaft 51 and the fan blade rotating shaft 11 to cause the abnormal sound caused by the vibration generated when the fan runs is avoided.

The utility model provides an air conditioner, including the aforesaid arbitrary air conditioner fan subassembly. The air conditioner is the same as the air conditioner fan assembly, and the description is omitted.

Optionally, as shown in fig. 1 and 2, the air conditioner further includes an upper base 4 and a lower base 3 which are detachably connected, the fan blade 1 of the air conditioner fan assembly is mounted on the lower base 3, and the motor 5 of the air conditioner fan assembly is mounted on the upper base 4.

It should be noted that the upper base 4 and the lower base 3 can be fastened and connected through a buckle or a screw, the upper base 4 is provided with a position where the right motor 5 is installed, and the lower base 3 is provided with a space for accommodating the fan blade 1. When the fan blade is installed, the motor 5 is fixed on the upper base 4 through a fixing structure, then the fan blade 1 is installed on the lower base 3, then the motor rotating shaft 51 and the fan blade rotating shaft 11 are aligned with each other to realize matching, and finally the lower base 3 is connected with the upper base 4. When the fan blade 1 is detached, the lower base 3 is directly detached, and the fan blade 1 can be detached.

The fan blade 1 is arranged on the lower base 3, the motor 5 is arranged on the upper base 4, when the fan blade 1 needs to be cleaned, the lower base 3 can be directly disassembled, the upper base 4 is still hung on a wall, and the motor 5 can be prevented from being disassembled. In addition, since the use of a coupler is avoided, when the lower base 3 is disassembled, the lower base 3 can be directly disassembled, and unnecessary trouble can be avoided.

As shown in fig. 1 to 4, the air conditioner further includes a bearing (not shown in the figures) and a bearing mounting seat 8 for mounting the bearing, a blade rotating shaft 11 of the blade 1 penetrates through the bearing, and the bearing mounting seat 8 is detachably connected with the lower base 3.

It should be noted that the bearing is used for cooperating with the fan blade rotating shaft 11 to reduce the rotating friction force of the fan blade rotating shaft 11, and the bearing mounting seat 8 is provided with a bearing accommodating portion in which the bearing is embedded. The bearing mounting seat 8 is provided with a plug-in structure, the lower base 3 is provided with a slot structure matched with the plug-in structure, and the plug-in structure is matched with the slot structure in a clamping mode. When the fan blade is installed, the bearing is installed in the bearing accommodating part, then the fan blade rotating shaft 11 penetrates through the bearing, and finally the fan blade 1 and the bearing installation seat 8 are installed on the lower base 3 together.

The benefit that sets up like this lies in, through with bearing mount pad 8 with base 3 can dismantle the connection down, it is right to realize fan blade 1 is fixed the time, also be convenient for right fan blade 1 is unpicked and is washed.

As shown in fig. 1 to 4, the air conditioner further comprises a bearing seat gland 2, the bearing seat gland 2 is covered on the bearing mounting seat 8, and the bearing seat gland 2 is detachably connected with the lower base 3. Bearing frame gland 2 can with 3 joint of lower base or screw fastening connection, bearing frame gland 2 is close to the shape of 8 one ends of bearing mount pad with the profile phase-match of bearing mount pad 8, will when the bearing frame gland 2 install in when the lower base 3 is gone up, further will bearing frame gland 2 press down in on the bearing mount pad 8, make bearing frame gland 2 with the laminating of bearing mount pad 8, simultaneously, make bearing frame gland 2 with lower base 3 is connected, and the realization is right the further reinforcement of bearing mount pad 8 avoids rocking of bearing mount pad 8.

As shown in fig. 5 to 7, the air conditioner further includes a motor cover 6, and the motor cover 6 is detachably connected to the upper base 4; the upper base 4 is provided with a motor accommodating part 41, and the motor gland 6 and the motor accommodating part 41 surround to form a space for installing the motor 5.

It should be noted that the motor cover 6 and the upper base 4 may be connected by screws or snaps, and when the motor cover 6 and the motor accommodating portion 41 surround the motor 5, the motor shaft 51 is exposed from the motor accommodating portion 41. The motor receptacle 41 matches the circumferential contour of the motor 5. The contour of the motor gland 6 close to one end of the motor 5 is matched with the circumferential contour of the motor 5, when the air conditioner is installed, the motor 5 is firstly placed in the motor accommodating part 41, then the motor gland 6 is pressed on the motor 5, and the motor gland 6 is fixed on the upper base 4, so that the motor 5 is fixed.

Therefore, the motor 5 is arranged on the upper base 4 through the detachable connection of the motor gland 6 and the upper base 4, when the fan blade 1 is disassembled and washed, the motor 5 is fixed on the upper base 4 through the motor gland 6, and the motor 5 is prevented from falling down.

In this embodiment, the lower base 3 is slidably connected to the upper base 4, and the lower base 3 has a first position matched with the upper base 4 and a second position for taking out the fan blade 1.

It should be noted that, in the first position, the lower base 3 is mounted on the upper base 4, and the air conditioner can perform cooling or heating normally; when the air conditioner is in the second position, the air conditioner is opened, the fan blade 1 is exposed, and at the moment, the fan blade 1 can be detached. Here, the lower base 3 and the upper base 4 may be connected by a slide rail, and a limiting structure is disposed on the slide rail, so that when the lower base 3 slides downwards to the second position, the second position can be kept stationary.

The benefit that sets up like this lies in, through with lower base 3 with go up 4 sliding connection of base, when needs go on when tearing open and washing of fan blade 1, only need with lower base 3 slides down extremely the second position can realize right tear open and wash of fan blade 1.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. The air conditioner fan assembly is characterized by comprising a fan blade (1) and a motor (5) in driving connection with the fan blade (1), wherein the fan blade (1) comprises a fan blade rotating shaft (11), the motor (5) comprises a motor rotating shaft (51), and the motor rotating shaft (51) and the fan blade rotating shaft (11) are coaxial; the fan blade rotating shaft (11) is provided with a first limiting surface structure (111), the motor rotating shaft (51) comprises a second limiting surface structure (511), and the first limiting surface structure (111) is attached to the second limiting surface structure (511) to form driving connection between the fan blade (1) and the motor (5).

2. The air conditioner fan assembly according to claim 1, wherein at least a portion of the cross-section of each of the motor shaft (51) and the fan blade shaft (11) along the axial direction thereof is a fan-shaped structure, and the sum of the radians of the fan-shaped structures on the motor shaft (51) and the fan blade shaft (11) is equal to 360 degrees.

3. The air conditioner fan assembly of claim 2, wherein the fan-shaped structures on the motor rotating shaft (51) and the fan blade rotating shaft (11) are both semi-circular structures.

4. The air-conditioning fan assembly according to claim 1, wherein the first limiting surface structure (111) is provided with a limiting column (112), the second limiting surface structure (511) is provided with a slot (512), and the limiting column (112) is in plug-in fit with the slot (512).

5. The air conditioner fan assembly according to any one of claims 1 to 4, further comprising an elastic ring sleeve (7), wherein the elastic ring sleeve (7) is sleeved on the circumferential surfaces of the motor rotating shaft (51) and the fan blade rotating shaft (11).

6. An air conditioner characterised by comprising an air conditioner fan assembly as claimed in any one of claims 1 to 5.

7. The air conditioner as claimed in claim 6, further comprising an upper base (4) and a lower base (3) which are detachably connected, wherein the fan blades (1) of the air conditioner fan assembly are mounted on the lower base (3), and the motor (5) of the air conditioner fan assembly is mounted on the upper base (4).

8. The air conditioner according to claim 7, further comprising a bearing and a bearing mounting seat (8) for mounting the bearing, wherein a blade rotating shaft (11) of the blade (1) penetrates through the bearing, and the bearing mounting seat (8) is detachably connected with the lower base (3).

9. The air conditioner according to claim 8, characterized by further comprising a bearing seat pressing cover (2), wherein the bearing seat pressing cover (2) is covered on the bearing mounting seat (8), and the bearing seat pressing cover (2) is detachably connected with the lower base (3).

10. The air conditioner according to claim 7, further comprising a motor cover (6), wherein the motor cover (6) is detachably connected with the upper base (4); the motor accommodating part (41) is formed in the upper base (4), and the motor gland (6) and the motor accommodating part (41) surround to form a space for installing the motor (5).