CN221347404U - Fan subassembly and tuber pipe machine - Google Patents

Abstract

The embodiment of the application provides a fan assembly and an air duct machine, wherein the fan assembly comprises a volute and a fan main body; the volute is provided with a first air inlet and an air outlet; the fan main body is of an assembled integrated structure, the fan main body comprises a wind wheel and a driving device in driving connection with the wind wheel, at least the wind wheel of the fan main body is arranged in the volute from the first air inlet, and the driving device is detachably connected with the volute. The fan assembly provided by the embodiment of the application can be convenient to overhaul.

Description

Fan subassembly and tuber pipe machine

Technical Field

The application relates to the technical field of air conditioners, in particular to a fan assembly and an air duct machine.

Background

In the related art, a fan assembly of the air duct machine generally fixes a driving motor on a motor bracket outside a volute, and a motor shaft of the driving motor stretches into the volute to be in driving connection with a wind wheel.

But when the fan assembly needs to be overhauled, the driving motor is not only detached from the motor support, but also the volute is detached, the wind wheel is taken out from the volute, after the overhauling is finished, the driving motor is required to be reinstalled on the motor support, the volute is installed, and the whole disassembly and assembly process is complex and inconvenient to overhaul.

Disclosure of utility model

Accordingly, it is desirable to provide a fan assembly and an air duct machine that are convenient to maintain.

To achieve the above object, an embodiment of the present application provides a fan assembly, including:

The volute is provided with a first air inlet and an air outlet;

The fan body comprises a wind wheel and a driving device in driving connection with the wind wheel, wherein at least the wind wheel is placed in the volute from the first air inlet, and the driving device is detachably connected with the volute.

In one embodiment, the driving device comprises a mounting plate and a driving motor mounted on the mounting plate, the driving motor is in driving connection with the wind wheel, and at least part of the mounting plate is located on the outer surface of the volute and detachably connected with the volute.

In one embodiment, the mounting plate is annular, and the mounting plate surrounds the periphery of the first air inlet.

In one embodiment, the edge of the mounting plate located on the inner side of the ring is turned to form a turned edge, and the turned edge extends into the volute from the first air inlet.

In one embodiment, the mounting plate is fixedly connected with the volute, one of the mounting plate and the volute is provided with a limiting hole, the other one of the mounting plate and the volute is provided with a limiting piece, and the limiting piece is arranged in the limiting hole in a penetrating mode.

In one embodiment, the driving device includes a plurality of legs, each of which is provided at a distance from the outer peripheral side of the driving motor and is connected to the mounting plate.

In one embodiment, the wind wheel comprises a connecting plate with a shaft hole and a plurality of blades encircling the periphery of the connecting plate, and the driving device comprises a driving motor, wherein the driving motor comprises a main body part and a motor shaft, and the motor shaft penetrates through the shaft hole.

In one embodiment, the driving motor further comprises a limiting snap ring sleeved on the motor shaft, wherein the limiting snap ring is located between the main body part and the connecting plate and is abutted to the outer surface of the connecting plate located on the periphery of the shaft hole.

In one embodiment, the connecting plate and the blades define a receiving space, and at least a partial region of the main body is located in the receiving space.

Another embodiment of the present application provides an air duct machine, including:

The shell comprises a shell body and a side plate, wherein the shell body is provided with a containing cavity and an access hole communicated with the containing cavity, and the side plate is detachably covered at the access hole;

Above-mentioned fan subassembly, fan subassembly sets up hold the intracavity, just first air intake orientation the access hole.

The embodiment of the application provides a fan assembly and an air duct machine, wherein a fan main body of the fan assembly is of an assembled integrated structure, the fan main body comprises a wind wheel and a driving device in driving connection with the wind wheel, at least the wind wheel of the fan main body is arranged in a volute from a first air inlet of the volute, and the driving device is detachably connected with the volute. When the fan assembly is required to be overhauled, the whole fan main body can be taken down from the volute for overhauling only by separating the driving device from the volute, and after the overhauling is finished, the wind wheel is disposed in the volute from the first air inlet, and the driving device is detachably connected with the volute. Because the wind wheel and the driving device are disassembled and assembled as a whole, the disassembly and assembly process of the wind wheel and the driving device is relatively simple, and the overhaul can be facilitated.

Drawings

FIG. 1 is a schematic view of a fan assembly according to an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the fan assembly of FIG. 1 from another perspective;

FIG. 4 is a schematic view showing the assembly and disassembly of the fan body shown in FIG. 1, wherein double arrows indicate the assembly and disassembly directions of the fan body;

FIG. 5 is a cross-sectional view of the blower assembly shown in FIG. 1;

Fig. 6 is a partial enlarged view at B in fig. 5.

Description of the reference numerals

10. A fan assembly; 11. a volute; 11a, a first air inlet; 11b, an air outlet; 11c, a second air inlet; 11d, a limiting piece; 12. a fan main body; 121. a wind wheel; 121a, an accommodation space; 1211. a connecting plate; 1211a, shaft hole; 1212. a blade; 122. a driving device; 1221. a mounting plate; 1221a, flanging; 1221b, a limiting aperture; 1222. a driving motor; 12221. a main body portion; 12222. a motor shaft; 12223. a limiting snap ring; 1223. and (5) supporting legs.

Detailed Description

Referring to fig. 1-6, a fan assembly 10 is provided, and the fan assembly 10 includes a volute 11 and a fan body 12.

The fan assembly 10 shown in fig. 1 is a centrifugal fan, and in other embodiments, the fan assembly 10 may be other types of fans, such as an axial flow fan, etc.

The volute 11 has a first inlet 11a and an outlet 11b. The first air inlet 11a is an inlet through which external air flows into the scroll casing 11, and the air outlet 11b is an outlet through which air flows into the scroll casing 11 out of the scroll casing 11.

Referring to fig. 4, the volute 11 further has a second air inlet 11c, wherein the second air inlet 11c is also an inlet for external air flow entering the volute 11, and the second air inlet 11c and the first air inlet 11a are respectively located at two opposite sides of the volute 11, that is, the external air flow enters the volute 11 from two opposite sides of the volute 11.

In other embodiments, the volute 11 may have only the first inlet 11a and no second inlet 11c.

The fan main body 12 is an assembled integrated structure, the fan main body 12 comprises a wind wheel 121 and a driving device 122, and the driving device 122 is in driving connection with the wind wheel 121. At least the wind wheel 121 of the fan main body 12 is disposed in the volute 11 from the first air inlet 11a, and the driving device 122 is detachably connected with the volute 11.

That is, the fan main body 12 is an integral structure assembled by the driving device 122, the wind wheel 121, and other components, and at least the wind wheel 121 of the fan main body 12 can be disposed in the volute 11 from the first air inlet 11a, or can be taken out from the first air inlet 11 a.

A part of the drive means 122 in fig. 1 is located inside the wind wheel 121, so that a part of the drive means 122 is also disposed with the wind wheel 121 from the first wind inlet 11a into the volute 11, and in other embodiments, it is also possible that only the wind wheel 121 is disposed from the first wind inlet 11a into the volute 11.

When the fan assembly 10 is assembled, the driving device 122 is in driving connection with the wind wheel 121, then the wind wheel 121 is disposed in the volute 11 from the first air inlet 11a, and finally the driving device 122 is detachably connected with the volute 11. When maintenance is needed, the whole fan main body 12 can be removed from the volute 11 for maintenance only by separating the driving device 122 from the volute 11 and moving the wind wheel 121 to the outside of the volute 11 from the first air inlet 11a under the action of external force.

Embodiments of the present application also provide an air duct machine including a housing and a blower assembly 10 provided by any of the embodiments of the present application.

The shell comprises a shell body and a side plate, the shell body is provided with an accommodating cavity and an access hole communicated with the accommodating cavity, and the side plate is detachably covered at the access hole. The fan assembly 10 is disposed within the receiving cavity with the first air inlet 11a facing the access opening.

The access opening is used to service the fan assembly 10. Specifically, since the first air inlet 11a faces the access opening, after the side plate is opened, the fan main body 12 can be seen, after the operator separates the driving device 122 from the volute 11, the fan main body 12 can be taken out from the access opening for access, after the access is completed, the wind wheel 121 is disposed in the volute 11 from the first air inlet 11a from the access opening, and the driving device 122 is detachably connected with the volute 11.

It should be noted that, the fan assembly 10 according to the embodiment of the present application is not limited to be installed in an air duct machine, and other electrical devices may also use the fan assembly 10 according to the embodiment of the present application.

The fan assembly 10 of the embodiment of the application is provided with a volute 11 and a fan main body 12, the fan main body 12 is an assembled integrated structure, the fan main body 12 comprises a wind wheel 121 and a driving device 122 in driving connection with the wind wheel 121, at least the wind wheel 121 of the fan main body 12 is disposed in the volute 11 from a first air inlet 11a of the volute 11, and the driving device 122 is detachably connected with the volute 11. When the fan assembly 10 needs to be overhauled, the whole fan main body 12 can be taken down from the volute 11 for overhauling only by separating the driving device 122 from the volute 11, and after the overhauling is finished, the wind wheel 121 is disposed in the volute 11 from the first air inlet 11a, and the driving device 122 is detachably connected with the volute 11. Because the wind wheel 121 and the driving device 122 are assembled and disassembled as a whole, the assembling and disassembling process of the wind wheel 121 and the driving device 122 is relatively simple, and the maintenance can be facilitated.

In addition, in the related art, the access hole on the shell of the air duct machine is generally located below the fan assembly, and if the access hole is blocked by the indoor ceiling, the ceiling needs to be removed to repair the fan assembly, so that the repair process is also complicated.

In the fan assembly 10 of the embodiment of the application, the fan main body 12 is assembled and disassembled through the first air inlet 11a, so that the access hole on the shell of the air duct machine is positioned on the side surface of the shell and is not blocked by the ceiling, and the convenience of overhaul can be improved.

In an embodiment, referring to fig. 1 and 3 to 5, the driving device 122 may further be provided with a mounting plate 1221, the driving motor 1222 is mounted on the mounting plate 1221, the driving motor 1222 is in driving connection with the wind wheel 121, and at least a part of a region of the mounting plate 1221 is located on the outer surface of the volute 11 and is detachably connected with the volute 11.

That is, the driving device 122 may be detachably connected with the scroll 11 through the mounting plate 1221.

The mounting plate 1221 in fig. 1 is fastened to the volute 11 by a fastener such as a screw, and in other embodiments, the mounting plate 1221 may be detachably connected to the volute 11 by other manners, such as a snap fit.

Further, referring to fig. 2, for the mounting plate 1221 and the volute 11 fastened and connected by a fastener such as a screw, the mounting plate 1221 may be provided with a limiting hole 1221b, the volute 11 may be provided with a limiting piece 11d, and the limiting piece 11d is inserted into the limiting hole 1221b, so as to perform a limiting function on the mounting plate 1221, so that an operator can assemble and disassemble the fastener such as the screw.

In an embodiment, referring to fig. 1 and fig. 3 to fig. 5, the mounting plate 1221 may be annular, and the mounting plate 1221 surrounds the periphery of the first air inlet 11a, so that the structural strength of the mounting plate 1221 may be improved, and the reliability of the detachable connection between the mounting plate 1221 and the volute 11 is ensured.

Further, referring to fig. 1 and 5, the edge of the mounting plate 1221 located on the inner side of the ring may be folded to form a flange 1221a, and the flange 1221a extends into the volute 11 from the first air inlet 11 a.

The flange 1221a may shield the side wall of the first air inlet 11a, so that the air flow can enter the volute 11 along the outer surface of the flange 1221a in the process of passing through the first air inlet 11a, that is, the flange 1221a may play a certain role in guiding air, so that the air flow can enter the volute 11 more smoothly.

It will be appreciated that the mounting plate 1221 is not limited to being annular, and in other embodiments, the mounting plate 1221 may be any other shape, as long as at least a portion of the area of the mounting plate 1221 is located on the outer surface of the volute 11 and is capable of being removably coupled to the volute 11.

In an embodiment, referring to fig. 1, 3 and 4, the driving device 122 may further include a plurality of legs 1223, and each of the legs 1223 is disposed at a distance on an outer peripheral side of the driving motor 1222 and connected to the mounting plate 1221.

Providing a plurality of legs 1223 may reliably support the drive motor 1222, and may facilitate mounting the drive motor 1222 to the mounting plate 1221.

In other embodiments, the driving device 122 may not have the mounting plate 1221, for example, the leg 1223 may be directly detachably connected to the volute 11, or other connection structures may be provided on the driving motor 1222, and the driving motor 1222 may be detachably connected to the volute 11 through the connection structures.

In an embodiment, referring to fig. 5 and 6, the wind wheel 121 may be provided with a connection plate 1211 having a shaft hole 1211a and a plurality of blades 1212 surrounding the circumference of the connection plate 1211, and the driving motor 1222 includes a main body 12221 and a motor shaft 12222, and the motor shaft 12222 is inserted into the shaft hole 1211 a.

The main body 12221 is a main structure of the drive motor 1222, and functions to rotate the motor shaft 12222.

The motor shaft 12222 is inserted into the shaft hole 1211a, and the motor shaft 12222 rotates to drive the wind wheel 121 to rotate, thereby realizing driving connection of the driving motor 1222 and the wind wheel 121.

With continued reference to fig. 6, the driving motor 1222 may further include a limiting ring 12223, where the limiting ring 12223 is sleeved on the motor shaft 12222, and the limiting ring 12223 is located between the main body 12221 and the connecting plate 1211 and abuts against an outer surface of the connecting plate 1211 located on a peripheral side of the shaft hole 1211 a.

The limiting snap ring 12223 may limit the driving motor 1222 to ensure that the installation position of the driving motor 1222 remains unchanged before and after the fan main body 12 is disassembled, so as to ensure the operational reliability of the driving fan assembly 10.

Further, referring to fig. 5, the connecting plate 1211 and the blades 1212 define a receiving space 121a, and at least a partial area of the main body 12221 may be located in the receiving space 121a, that is, the entire main body 12221 may be located in the receiving space 121a, or a partial area of the main body 12221 may be located in the receiving space 121a, which is equivalent to at least a partial area of the main body 12221 being located inside the wind wheel 121.

At least a partial area of the main body 12221 is located in the accommodating space 121a, so that the overall structure of the fan main body 12 is more compact, and the disassembly and assembly of the main body 12221 are facilitated.

In other embodiments, the body 12221 may also be located outside of the rotor 121.

In the description of the present application, reference to the term "one embodiment," "in some embodiments," "in other embodiments," "in yet other embodiments," or "exemplary" etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In the present application, the schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the various embodiments or examples described in the present application and the features of the various embodiments or examples may be combined by those skilled in the art without contradiction.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application are included in the protection scope of the present application.

Claims (9)

1. A fan assembly, comprising:

The volute is provided with a first air inlet and an air outlet;

The fan body is assembled into an integrated structure and comprises a wind wheel and a driving device in driving connection with the wind wheel, the driving device comprises a mounting plate and a driving motor arranged on the mounting plate, the driving motor is in driving connection with the wind wheel, at least the wind wheel is placed into the volute from the first air inlet, and at least part of area of the mounting plate is positioned on the outer surface of the volute and detachably connected with the volute.

2. The fan assembly of claim 1 wherein the mounting plate is annular and the mounting plate surrounds the perimeter of the first air inlet.

3. The fan assembly of claim 2 wherein the edge of the mounting plate on the inside of the ring is folded over to form a flange extending from the first inlet into the volute.

4. A fan assembly according to any one of claims 1 to 3, wherein the mounting plate is fixedly connected to the volute, one of the mounting plate and the volute having a limiting aperture, the other having a limiting member, the limiting member being disposed through the limiting aperture.

5. A fan assembly according to any one of claims 1 to 3, wherein the drive means comprises a plurality of legs, each of the legs being disposed at a spacing on the outer peripheral side of the drive motor and being connected to the mounting plate.

6. A fan assembly according to any of claims 1-3, wherein the wind wheel comprises a connection plate having a shaft hole and a plurality of blades surrounding the connection plate on the circumferential side, and the driving means comprises a driving motor comprising a main body portion and a motor shaft penetrating the shaft hole.

7. The fan assembly of claim 6, wherein the drive motor further comprises a retaining collar sleeved on the motor shaft, the retaining collar being located between the main body portion and the connecting plate and abutting against an outer surface of the connecting plate on a peripheral side of the shaft hole.

8. The fan assembly of claim 6 wherein the web encloses a receiving space with a plurality of the blades, at least a partial region of the main body portion being located within the receiving space.

9. An air duct machine, comprising:

The shell comprises a shell body and a side plate, wherein the shell body is provided with a containing cavity and an access hole communicated with the containing cavity, and the side plate is detachably covered at the access hole;

The blower assembly of any one of claims 1-8, the blower assembly disposed within the containment cavity with the first air inlet facing the access opening.