CN211600894U - Fan and air conditioner with same - Google Patents

Fan and air conditioner with same Download PDF

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Publication number
CN211600894U
CN211600894U CN201921919742.9U CN201921919742U CN211600894U CN 211600894 U CN211600894 U CN 211600894U CN 201921919742 U CN201921919742 U CN 201921919742U CN 211600894 U CN211600894 U CN 211600894U
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Prior art keywords
motor
fan
guide sleeve
air
air guide
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CN201921919742.9U
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Inventor
董明珠
魏剑
陈英强
吴俊鸿
张兴钰
向新贤
黄鑫
李树云
梁博
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Abstract

The application provides a fan and have its air conditioner includes: the air duct, the motor, the flow guide piece and the impeller assembly; the motor is arranged in the air duct; the impeller assembly is arranged at the first end of the motor in the axial direction; the flow guide piece is arranged in the air duct and is positioned at the second end of the motor in the axial direction, and the cross section area of the outer surface of the flow guide piece is gradually increased towards the direction close to the first end of the motor; according to the fan and the air conditioner with the same, the wind resistance and the noise can be effectively reduced, and the air inlet and outlet amount is stably increased.

Description

Fan and air conditioner with same
Technical Field
The application belongs to the technical field of air conditioners, and particularly relates to a fan and an air conditioner with the same.
Background
At present, axial flow fans are widely applied in a plurality of fields, and the working principle of the axial flow fans is that a motor drives a impeller to rotate, so that the axial flow fans continuously work on air and form airflow flow.
However, the tail area of the motor inside the air duct of the existing axial flow fan and the size of the mounting bracket of the motor are large, and a large wind shielding area is formed in the working process of the air duct, so that large wind resistance and noise are generated, the air inlet volume and the air outlet volume of the air duct are finally reduced, and the working efficiency of the air duct is directly influenced.
Therefore, how to provide a fan capable of effectively reducing wind resistance and noise and stably increasing air inlet and outlet amount and an air conditioner with the fan become problems to be solved by those skilled in the art urgently.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem that this application will be solved lies in providing a fan and have its air conditioner, effectual reduction windage and noise improve the business turn over air output steadily.
In order to solve the above problem, the present application provides a fan, including:
an air duct;
the motor assembly is arranged in the air duct and comprises a motor;
the impeller assembly is arranged at the first end of the motor in the axial direction;
the flow guide piece is arranged in the air duct and is positioned at the second end of the motor in the axial direction, and the cross sectional area of the outer surface of the flow guide piece is gradually increased towards the direction close to the first end of the motor.
Preferably, the air guide piece is a guide cover, an opening is formed in the guide cover, and the guide cover is arranged on the motor through the opening.
Preferably, the outer surface of the pod is curved.
Preferably, the pod is semi-ellipsoidal or hemispherical.
Preferably, the motor assembly further comprises a motor bracket, the motor bracket is arranged in the air duct, and the motor is mounted on the motor bracket; the air guide sleeve is covered outside the motor and is arranged on the motor bracket.
Preferably, the cross-sectional area of the opening is s 1; the area of the end face of the motor is s 2; s1 is more than or equal to s 2.
Preferably, the motor support is provided with a mounting groove, and the air guide sleeve is mounted in the mounting groove.
Preferably, the motor support includes periphery wall and internal perisporium, and the mounting groove sets up between periphery wall and internal perisporium, and the surface of kuppe is laminated with the internal surface of motor support periphery wall mutually.
Preferably, the fan further comprises a connecting piece, and the connecting piece is connected with the air guide sleeve and the motor support.
Preferably, the connecting piece is a screw, a fastening hole is formed in the side wall of the mounting groove, a threaded hole matched with the screw is formed in the lower portion of the air guide sleeve, and the screw is used for fastening and connecting the air guide sleeve and the side wall of the mounting groove sequentially through the fastening hole and the threaded hole.
Preferably, the length of the air guide sleeve in the axial direction of the motor is h, and the diameter of the motor is d; and is
Figure BDA0002265676390000021
According to still another aspect of the present application, there is provided an air conditioner including a blower, the blower being the blower described above.
The application provides a fan and have its air conditioner adopts the wind of water conservancy diversion spare guide motor position to pass through, can effectual reduction windage and noise, stably improves the business turn over air output.
Drawings
FIG. 1 is a schematic view of an assembly structure of a blower according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of an assembly structure of a motor and a flow guide member according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a motor mount according to an embodiment of the present application;
FIG. 4 is a schematic structural view of a flow guide member according to an embodiment of the present disclosure;
FIG. 5 is a schematic view of an assembly structure of a motor bracket and a flow guide member according to an embodiment of the present disclosure;
fig. 6 is a schematic view of an assembly structure of a motor and a flow guide member according to an embodiment of the present application.
The reference numerals are represented as:
1. a barrel; 2. a motor; 3. a motor bracket; 31. mounting grooves; 4. a flow guide member; 41. a threaded hole; 5. an impeller assembly.
Detailed Description
Referring collectively to fig. 1, according to an embodiment of the present application, a wind turbine includes: the device comprises an air duct 1, a motor assembly, a flow guide piece 4 and an impeller assembly 5; the motor assembly is arranged in the air duct 1 and comprises a motor 2; the impeller component 5 is arranged at the first end of the motor 2 in the axial direction; the flow guide piece 4 is arranged in the air duct 1 and is positioned at the second axial end of the motor 2, and the cross section area of the outer surface of the flow guide piece 4 is gradually increased towards the direction close to the first end of the motor 2; the wind that makes to be blockked can advance along the following current through the water conservancy diversion spare, can effectual reduction windage and noise, great improvement business turn over wind output.
Referring to fig. 2 in combination, the present application further discloses some embodiments, in which the air guide member 4 is an air guide sleeve, an opening is formed in the air guide sleeve, the air guide sleeve is covered on the motor 2 through the opening, and the blocked wind can move forward through the outer surface of the air guide sleeve, so that the wind resistance is reduced, and the noise is reduced.
Further, the outer surface of the air guide sleeve is a curved surface.
Referring to fig. 3-4 in combination, the present application also discloses embodiments wherein the dome is semi-ellipsoidal or hemispherical to redistribute the streamlines of the airflow and reduce the operating noise of the duct.
Referring to fig. 5 in combination, the present application also discloses some embodiments, the motor assembly further includes a motor bracket 3, the motor bracket 3 is disposed in the air duct 1, and the motor 2 is mounted on the motor bracket 3; the air guide sleeve covers the motor 2 and is arranged on the motor bracket 3.
Further, the cross-sectional area of the opening is s 1; the area of the end face of the motor is s 2; s1 is more than or equal to s 2.
Further, the motor bracket 3 is fixed with the inner wall of the air duct 1 through screws.
Referring to fig. 6 in combination, the present application also discloses some embodiments, a mounting groove 31 is provided on the motor bracket 3, and the air guide sleeve is mounted in the mounting groove 31.
Further, motor support 3 includes periphery wall and internal perisporium, and mounting groove 31 sets up between periphery wall and internal perisporium, and the surface of kuppe is laminated with the internal surface of 3 periphery walls of motor support mutually, and wind-guiding that can be better prevents the windage that motor and motor support 3 produced.
Further, the fan also comprises a connecting piece, and the connecting piece is connected with the air guide sleeve and the motor support 3.
Further, the connecting piece is a screw, a fastening hole is formed in the side wall of the mounting groove 31, a threaded hole 41 matched with the screw is formed in the lower portion of the air guide sleeve, and the screw is used for fastening and connecting the air guide sleeve and the side wall of the mounting groove 31 sequentially through the fastening hole and the threaded hole 41.
Further, the threaded holes 41 are provided in plurality, the plurality of threaded holes 41 are provided along the circumferential direction of the nacelle, the threaded holes 41 are provided in plurality, the number of the threaded holes 41 is the same as that of the fastening holes, and the positions correspond to one another.
Further, the number of the screw holes 41 is set to 3; the number of the fastening holes is 3.
Further, the guide member 4 is connected to the mounting groove 31 by a snap connection or a bolt connection.
Further, the length of the air guide sleeve in the axial direction of the motor 2 is h, and the diameter of the motor 2 is hd; and is
Figure BDA0002265676390000041
The height of the air guide sleeve is determined according to the shielding area of the motor, and under the parameter, the circulation of air can be better guided, the air resistance is effectively reduced, and the air inlet and outlet quantity is greatly improved.
The utility model discloses a to the structural style that axial-flow fan can all air-out from top to bottom, utilize oval kuppe structure to reduce the windage of dryer, can reach through the experiment test: compared with a fan without a flow guide part, the air outlet quantity of the upper air outlet is increased by 100-113m by utilizing the elliptical flow guide cover structure3H; the air output of the lower outlet air is improved by 95 to 109m3H; meanwhile, the noise of the air duct can be reduced by 0.2-0.5dB (A).
According to the embodiment of the application, the air conditioner comprises the fan, and the fan is the fan.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.

Claims (12)

1. A fan, comprising:
an air duct (1);
the motor assembly is arranged in the air duct (1) and comprises a motor (2);
the impeller assembly (5), the impeller assembly (5) is installed at a first end of the motor (2) in the axial direction;
the air guide piece (4) is arranged in the air duct (1) and located at the second end of the motor (2) in the axial direction, and the cross sectional area of the outer surface of the air guide piece (4) is gradually increased towards the direction close to the first end of the motor (2).
2. The fan according to claim 1, wherein the air guide member (4) is a wind guide sleeve, an opening is arranged on the wind guide sleeve, and the wind guide sleeve is arranged on the motor (2) through the opening.
3. The fan of claim 2, wherein an outer surface of the spinner is curved.
4. The fan of claim 3, wherein the dome is hemispherical or semi-ellipsoidal.
5. The fan according to claim 2, wherein the motor assembly further comprises a motor bracket (3), the motor bracket (3) is arranged in the air duct (1), and the motor (2) is mounted on the motor bracket (3); the air guide sleeve is covered outside the motor (2) and is arranged on the motor bracket (3).
6. The fan of claim 2 wherein the cross-sectional area of the opening is s 1; the area of the end face of the motor is s 2; s1 is more than or equal to s 2.
7. The fan according to claim 5, wherein the motor bracket (3) is provided with a mounting groove (31), and the air guide sleeve is mounted in the mounting groove (31).
8. The blower according to claim 7, wherein the motor holder (3) comprises an outer circumferential wall and an inner circumferential wall, the mounting groove (31) is disposed between the outer circumferential wall and the inner circumferential wall, and the outer surface of the air guide sleeve is attached to the inner surface of the outer circumferential wall of the motor holder (3).
9. The fan of claim 7 further comprising a connector connecting the nacelle and the motor mount (3).
10. The blower according to claim 9, wherein the connecting member is a screw, a fastening hole is formed in a side wall of the mounting groove (31), a threaded hole (41) for being matched with the screw is formed in the lower portion of the air guide sleeve, and the screw is used for fastening and connecting the air guide sleeve and the side wall of the mounting groove (31) sequentially through the fastening hole and the threaded hole (41).
11. The fan according to claim 2, characterized in that the length of the air guide sleeve in the axial direction of the motor (2) is h, and the diameter of the motor (2) is d; and is
Figure DEST_PATH_FDA0002629279430000021
12. An air conditioner comprising a fan, wherein the fan is as claimed in any one of claims 1 to 11.
CN201921919742.9U 2019-11-08 2019-11-08 Fan and air conditioner with same Active CN211600894U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921919742.9U CN211600894U (en) 2019-11-08 2019-11-08 Fan and air conditioner with same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921919742.9U CN211600894U (en) 2019-11-08 2019-11-08 Fan and air conditioner with same

Publications (1)

Publication Number Publication Date
CN211600894U true CN211600894U (en) 2020-09-29

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4332384A4 (en) * 2021-04-27 2024-05-22 Mitsubishi Electric Corporation Blower and air conditioner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4332384A4 (en) * 2021-04-27 2024-05-22 Mitsubishi Electric Corporation Blower and air conditioner

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