CN205154700U - Fan assembly and air conditioner including the fan assembly - Google Patents

Abstract

The utility model provides a fan subassembly reaches air conditioner including this fan subassembly. The fan subassembly includes: a motor having an output shaft; the motor mounting plate is provided with a mounting structure matched with the motor; the motor bracket is provided with a mounting through hole, one end of the output shaft penetrates through the mounting through hole, and the motor is positioned between the motor bracket and the motor mounting plate so as to be tightly pressed on the motor mounting plate through the motor bracket; and the fan blade is in driving connection with the output shaft and is sleeved on the periphery of the assembled motor bracket and the assembled motor. Because motor, motor mounting panel, motor support and fan blade constitute a modular overall structure, like this, when this fan subassembly was applied to the air conditioner field, in the assembling process of air conditioner, can directly inlay above-mentioned fan subassembly and establish inside the wind channel of air conditioner, effectively practice thrift the human cost, improve assembly efficiency and convenient subsequent maintenance.

Description

Fan assembly and air conditioner including the fan assembly

technical field

The utility model relates to the field of air conditioning, in particular to a fan assembly and an air conditioner including the fan assembly.

Background technique

In the prior art, during the general assembly process of the air conditioner, the motor is usually fixed directly on the rear panel of the air conditioner housing or hidden inside the air duct, and then the fan blades and motor brackets are sequentially loaded into the air duct. The above-mentioned process of separately installing or removing components is inconvenient, and it also takes a long time to disassemble in the subsequent maintenance process.

In the prior art, there is no modular structure for assembling parts such as motors into one.

Utility model content

The main purpose of the utility model is to provide a fan assembly and an air conditioner including the fan assembly, so as to solve the problem of low assembly efficiency of the air conditioner in the prior art.

In order to achieve the above object, according to one aspect of the utility model, a fan assembly is provided. The fan assembly includes: a motor with an output shaft; a motor mounting plate with a mounting structure that cooperates with the motor; hole, one end of the output shaft passes through the installation through hole, the motor is located between the motor bracket and the motor mounting plate, so that the motor can be pressed tightly on the motor mounting plate through the motor bracket; It is located on the outer periphery of the assembled motor bracket and the motor.

Further, the motor bracket includes: a motor pressure plate, the installation through hole is arranged on the motor pressure plate; a plurality of support plates, the plurality of support plates are respectively connected to the motor pressure plate and are arranged obliquely relative to the motor pressure plate and protrude toward the side of the motor mounting plate, The multiple supporting plates and the motor pressing plate jointly enclose a housing area for housing the motor, the multiple supporting plates are arranged at intervals along the circumference of the motor pressing plate, and a cooling gap communicating with the housing area is formed between two adjacent supporting plates.

Further, the motor bracket further includes a first reinforcing rib connected to the motor pressure plate, and the first reinforcing rib is arranged at the installation through hole.

Further, the end of the support plate away from the motor pressing plate is provided with a connecting flange, and the connecting flange is bent toward the side away from the accommodation area.

Further, the motor bracket further includes a second reinforcing rib, and at least one supporting plate is provided with one or more second reinforcing ribs.

Further, the mounting structure is a positioning slot, and the motor mounting plate further includes an escape through hole communicating with the positioning slot, and the escape through hole is arranged through a direction perpendicular to the motor mounting plate.

Further, the motor mounting plate also has one or more avoidance notches arranged outside the escape through hole and communicating with the avoidance through hole.

Further, the positioning slot is a stepped slot, and the positioning slot in the form of a stepped slot includes a first slot section and a second slot section that are sequentially connected along the depth direction of the positioning slot and whose area gradually decreases. A plurality of anti-rotation parts on the groove bottom surface of the slot section, the anti-rotation parts are arranged in cooperation with the support plate to prevent the motor bracket from rotating relative to the motor mounting plate.

According to another aspect of the present utility model, an air conditioner is provided, including a fan assembly, which is the aforementioned fan assembly.

Further, the air conditioner also includes an air duct, and the fan assembly is arranged inside the air duct.

Applying the technical scheme of the utility model, since the motor, the motor mounting plate, the motor bracket and the fan blades form a modular overall structure, when the fan assembly is applied to the field of air conditioners, it can be directly used in the assembly process of the air conditioner. The above-mentioned fan assembly is directly embedded in the air duct of the air conditioner, effectively saving labor costs, improving assembly efficiency and facilitating subsequent maintenance.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model. In the attached picture:

Fig. 1 shows a schematic perspective view of the three-dimensional structure of an embodiment of a fan assembly according to the present invention;

Fig. 2 shows a schematic diagram of an exploded structure of the fan assembly of Fig. 1;

Fig. 3 shows a schematic perspective view of the three-dimensional structure of the motor bracket of the fan assembly of Fig. 1;

Fig. 4 shows a schematic diagram of the three-dimensional structure of the motor mounting plate of the fan assembly of Fig. 1;

Figure 5 shows a schematic front view after the fan assembly and the air duct of the air conditioner according to the present invention are assembled; and

Fig. 6 shows a schematic diagram of the exploded structure of the air conditioner in Fig. 5 .

Wherein, the above-mentioned accompanying drawings include the following reference signs:

1. Motor; 11. Output shaft; 2. Motor mounting plate; 20. Installation structure; 201. First slot section; 202. Second slot section; 203. Second connecting hole; 21. Avoidance through hole; 22. Avoidance Gap; 23, escape groove; 24, anti-rotation part; 3, motor bracket; 30, installation through hole; 31, motor pressure plate; 311, third rib; 32, support plate; 33, heat dissipation gap; 341, the first connecting hole; 35, the first reinforcing rib; 36, the second reinforcing rib; 4, the fan blade; 5, the locking member; 6, the stopper; 7, the air duct.

detailed description

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It should be pointed out that the following detailed description is exemplary and intended to provide further explanation to the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present utility model, in the case of no contrary description, the used orientation words such as "inside and outside" refer to the inside and outside with respect to the outline of each component itself, but the above-mentioned orientation words are not used to limit the scope of the present utility model. .

As shown in Figures 1 to 6, the utility model provides a fan assembly. The fan assembly includes a motor 1 with an output shaft 11 , a motor mounting plate 2 , a motor bracket 3 and fan blades 4 . The motor mounting plate 2 has a mounting structure 20 that cooperates with the motor 1; the motor bracket 3 has a mounting through hole 30, and one end of the output shaft 11 passes through the mounting through hole 30, and the motor 1 is positioned between the motor bracket 3 and the motor mounting plate 2, so as to The motor 1 is pressed onto the motor mounting plate 2 through the motor bracket 3 ; the fan blade 4 is drivingly connected to the output shaft 11 , and the fan blade 4 is sheathed on the outer periphery of the assembled motor bracket 3 and the motor 1 .

In the above setting, first, the motor 1 is matched with the installation structure 20 of the motor installation plate 2; then the motor bracket 3 is pressed on the motor 1 to press the motor 1 into the installation structure 20; then the fan blade 4 is assembled with the above The motor assembly consisting of the motor 1, the motor mounting plate 2 and the motor bracket 3 is connected. Therefore, the motor 1, the motor mounting plate 2, the motor bracket 3 and the fan blade 4 form a modular overall structure. In this way, when the fan assembly is applied to the field of air conditioners, during the assembly process of the air conditioner, the above-mentioned fan assembly can be directly embedded in the air duct 7 of the air conditioner. Compared with the prior art motor 1 installed in the air conditioner In terms of installing the motor mounting plate 2, motor bracket 3, fan blade 4 and other components in the air duct one after another on the rear plate of the housing of the air conditioner, the operation efficiency of installing the fan assembly in the air duct 7 is high, and the labor cost is effectively saved. , and facilitate the maintenance of components in the fan assembly.

Further, the assembly process of the fan assembly is also relatively convenient and facilitates after-sales maintenance.

As shown in FIG. 3 , in the embodiment of the present invention, optionally, the motor bracket 3 includes a motor pressing plate 31 and four supporting plates 32 . Wherein, the installation through hole 30 is provided on the motor pressing plate 31 . The four support plates 32 are respectively connected to the motor pressure plate 31 and are arranged obliquely relative to the motor pressure plate 31 and protrude toward the side of the motor mounting plate 2; the four support plates 32 and the motor pressure plate 31 together form an accommodation area for accommodating the motor 1 .

Wherein, four supporting plates 32 are arranged at intervals along the circumferential direction of the motor pressing plate 31 . In order to allow the motor 1 to be evenly stressed, the four support plates 32 are arranged symmetrically with respect to the center of the installation through hole 30 of the motor bracket 3 , that is, a "cross-shaped structure".

Of course, in an alternative embodiment not shown in the accompanying drawings of the present utility model, more support plates 32 can also be provided as required, such as six or eight.

In order to promptly and quickly dissipate the heat generated by the motor 1 and other components to prolong the service life of the motor 1 , in the embodiment of the present utility model, a heat dissipation gap 33 communicating with the accommodation area is formed between two adjacent support plates 32 .

In the embodiment of the utility model, the motor bracket 3 is a sheet metal part.

Simultaneously in order to better guarantee the intensity of motor support 3, as shown in Figure 3, in the embodiment of the present utility model, motor support 3 also comprises the first reinforcing rib 35 that is connected with motor pressing plate 31, and first reinforcing rib 35 is arranged on Install through hole 30.

Specifically, the first reinforcing rib 35 is an annular boss. The annular boss is arranged on a side of the motor pressing plate 31 away from the motor mounting plate 2 . After the first reinforcing rib 35 is provided, it is also possible to avoid using a thicker material for the motor bracket 3 as a whole, thereby reducing the space occupied by it and reducing the cost.

As shown in FIG. 3 , in the embodiment of the present invention, the end of the support plate 32 away from the motor pressure plate 31 is provided with a connecting flange 34 , and the connecting flange 34 is bent toward the side away from the accommodation area.

The connection flange 34 is provided, on the one hand, it is convenient for the operator to connect the motor bracket 3 with the motor mounting plate 2; The bracket 3 interferes with the motor mounting plate 2 during assembly.

In order to ensure the strength of the motor bracket 3 , as shown in FIG. 3 , the motor bracket 3 further includes a second reinforcing rib 36 , and each support plate 32 is provided with two second reinforcing ribs 36 .

Specifically, the second reinforcing rib 36 is flat. A side of each support plate 32 facing the heat dissipation notch 33 is provided with a plate-shaped second reinforcing rib 36 . Wherein, the flat second rib 36 is perpendicular to the support plate 32 .

In addition, as shown in FIG. 3 , in the embodiment of the present invention, a third reinforcing rib 311 is provided on the motor pressing plate 31 . The third rib 311 is bent toward one side of the first rib 35 . The third rib 311 is located between the two support plates 32 of the motor bracket 3 .

As shown in FIG. 4 , in the embodiment of the present invention, specifically, the installation structure 20 is a positioning groove. The motor mounting plate 2 further includes an avoidance through hole 21 communicating with the positioning groove, and the escape through hole 21 is provided through in a direction perpendicular to the motor mounting plate 2 .

Optionally, the cross-section of the avoidance through hole 21 is circular.

As shown in FIG. 4 , in the embodiment of the present invention, the motor mounting plate 2 also has two avoidance notches 22 arranged outside the avoidance through hole 21 and communicating with the avoidance through hole 21 .

Specifically, two protrusions are provided on the outer wall of the housing of the motor 1 . After the motor 1 is installed on the motor mounting plate 2, the two protrusions of the motor 1 are correspondingly snapped into the two avoidance gaps 22, so that when the output shaft 11 rotates, due to the positioning effect of the avoidance gap 22, the motor can be restricted. 1 rotates relative to the motor mounting plate 2.

As shown in Figure 4, in an embodiment of the present invention, optionally, the positioning groove is a stepped groove, and the positioning groove in the form of a stepped groove includes a first groove section that is sequentially connected along the depth direction of the positioning groove and whose area gradually decreases 201 and the second slot segment 202. The motor mounting plate 2 also includes a plurality of anti-rotation parts 24 arranged on the groove bottom surface of the first groove segment 201 , and the anti-rotation parts 24 are arranged in cooperation with the support plate 32 to prevent the motor bracket 3 from rotating relative to the motor mounting plate 2 .

Optionally, the anti-rotation part 24 is a frame composed of three side plates connected in sequence. And an opening is formed on the side of the frame body facing the positioning groove.

The four connecting flanges 34 of the motor bracket 3 are correspondingly clamped inside the four frames, so that the motor bracket 3 can be prevented from rotating relative to the motor mounting plate 2 .

In addition, in order to avoid interference when the motor 1 is installed in the mounting structure 20 , in the embodiment of the present utility model, the motor mounting plate 2 further includes an escape groove 23 . Wherein, the escape groove 23 is arranged outside the second groove segment 202 and communicates with the second groove segment 202 .

As shown in FIG. 2 and FIG. 4 , in the embodiment of the present invention, the motor bracket 3 is detachably connected to the motor mounting plate 2 . The fan assembly also includes a locking member 5, a first connecting hole 341 is provided on the connecting flange 34 of the motor bracket 3, a second connecting hole 203 is provided on the first slot section 201 of the motor mounting plate 2, and the locking member 5 is sequentially Pass through the first connecting hole 341 and the second connecting hole 203 to connect the motor bracket 3 and the motor mounting plate 2 .

Optionally, the locking member 5 is a screw. The first connection hole 341 is a through hole. The second connection hole 203 may be a through hole or a blind hole with an internal thread.

In addition, in order to prevent the fan blade 4 from falling off from the output shaft 11 . As shown in FIG. 1 , in the embodiment of the present utility model, the fan assembly further includes a stopper 6 connected to the output shaft.

Specifically, the stop portion 6 is a nut, and the outer circumference of the output shaft 11 has a threaded section that fits with the nut.

Below, the assembly process of the fan assembly is described in detail:

First, fix the motor 1 in the second slot section 202 of the motor mounting plate 2; then cover the motor 1 with the motor bracket 3 in a cross-shaped structure, and connect the motor bracket 3 and the motor mounting plate 2 with screws to connect the motor 1 Press it into the second slot section 202; then, put the fan blade 4 on the output shaft 11 and lock it with a nut. At this point, the fan assembly is assembled.

When it is necessary to carry out the general assembly process of the air conditioner, the above-mentioned fan assembly is fixed on the air duct 7 as a whole, and the fan blades 4 are arranged inside the cavity of the volute.

Specifically, the motor mounting plate 2 is connected to the air duct 7 by using screws or the like. Therefore, the connection between the fan assembly and the air duct 7 can be made more reliable.

As shown in Fig. 5 and Fig. 6, the utility model also provides an air conditioner. The air conditioner includes a fan assembly, which is the aforementioned fan assembly.

Of course, the air conditioner also includes an air duct 7 , and the above-mentioned fan assembly is arranged inside the air duct 7 . In the air conditioner, since the motor 1 , the motor mounting plate 2 , the motor bracket 3 and the fan blade 4 are preassembled together, a modular fan assembly can be formed. When the fan assembly needs to be installed in the air duct 7, the efficiency is relatively high, the labor cost is effectively saved, and maintenance is convenient.

Optionally, the air conditioner is a cabinet machine. Cabinet machine can be round, square and other shapes.

The assembling method of the air conditioner will be described below. The assembling method includes embedding the assembled fan assembly inside the air duct 7 of the air conditioner. The fan assembly is the aforementioned fan assembly.

Because the front end and rear end of the output shaft 11 of the motor 1 are provided with rubber pads. When the motor bracket 3 with a cross-shaped structure is pressed on the motor 1, the position of the annular boss of the motor bracket 3 just presses on the rubber pad, that is to say, the motor bracket 3 presses the motor 1 by pressing the rubber pad, so that the motor 1 The generated vibration can be absorbed by the rubber pad, the noise of the motor 1 is effectively reduced, and the noise becomes smaller.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the motor, the motor mounting plate, the motor bracket and the fan blade form a modular overall structure. In this way, when the fan assembly is applied to the field of air conditioners, during the assembly process of the air conditioner, the above-mentioned fan assembly can be directly embedded in the air duct of the air conditioner, compared with the motor installed in the air conditioner in the prior art In terms of installing the motor mounting plate, motor bracket, fan blades and other components in the air duct successively on the rear plate of the housing, the operation efficiency of installing the fan assembly in the air duct is high, effectively saving labor costs, and facilitating maintenance of the fan assembly components in .

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein can be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to the expressly listed Those steps or elements may instead include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. A fan assembly, characterized in that the fan assembly comprises: The motor (1) has an output shaft (11); The motor mounting plate (2) has a mounting structure (20) that cooperates with the motor (1); A motor bracket (3), the motor bracket (3) has a mounting through hole (30), one end of the output shaft (11) passes through the mounting through hole (30), and the motor (1) is located in the Between the motor bracket (3) and the motor mounting plate (2), the motor (1) is compressed on the motor mounting plate (2) by the motor bracket (3); The fan blade (4) is drivingly connected to the output shaft (11), and the fan blade (4) is sheathed on the outer periphery of the assembled motor bracket (3) and the motor (1). 2. The fan assembly according to claim 1, characterized in that, the motor bracket (3) comprises: A motor pressure plate (31), the installation through hole (30) is arranged on the motor pressure plate (31); A plurality of support plates (32), a plurality of support plates (32) are respectively connected to the motor press plate (31) and are arranged obliquely relative to the motor press plate (31) and toward the motor mounting plate (2) The side protrudes so that a plurality of the support plates (32) and the motor pressure plate (31) jointly enclose an accommodation area for accommodating the motor (1), and a plurality of the support plates (32) along the The motor pressure plates (31) are arranged at intervals in the circumferential direction, and a heat dissipation gap (33) communicating with the accommodating area is formed between two adjacent support plates (32). 3. The fan assembly according to claim 2, characterized in that, the motor bracket (3) further comprises a first reinforcing rib (35) connected to the motor pressure plate (31), and the first reinforcing rib ( 35) set at the installation through hole (30). 4. The fan assembly according to claim 2, characterized in that, one end of the support plate (32) away from the motor pressure plate (31) is provided with a connecting flange (34), and the connecting flange (34 ) is bent towards the side away from the accommodation area. 5. The fan assembly according to claim 2, characterized in that, the motor bracket (3) further comprises a second reinforcing rib (36), and at least one of the support plates (32) is provided with one or more of the Describe the second reinforcing rib (36). 6. The fan assembly according to any one of claims 2 to 5, characterized in that, the installation structure (20) is a positioning slot, and the motor mounting plate (2) also includes a An avoidance through hole (21), the avoidance through hole (21) is provided through in a direction perpendicular to the motor mounting plate (2). 7. The fan assembly according to claim 6, characterized in that, the motor mounting plate (2) also has a set on the outside of the avoidance through hole (21) and communicated with the avoidance through hole (21) Or a plurality of avoidance gaps (22). 8. The fan assembly according to claim 6, wherein the positioning groove is a stepped groove, and the positioning groove in the form of a stepped groove includes a series of holes connected in sequence along the depth direction of the positioning groove and whose area gradually decreases. The first slot segment (201) and the second slot segment (202), the motor mounting plate (2) further includes a plurality of anti-rotation parts (24) arranged on the slot bottom surface of the first slot segment (201) , the anti-rotation part (24) cooperates with the support plate (32) to prevent the motor bracket (3) from rotating relative to the motor mounting plate (2). 9. An air conditioner, comprising a fan assembly, characterized in that the fan assembly is the fan assembly according to any one of claims 1-8. 10. The air conditioner according to claim 9, characterized in that the air conditioner further comprises an air duct (7), and the fan assembly is arranged inside the air duct (7).