CN210003573U

CN210003573U - low-noise double-support forward-tilting centrifugal direct-current brushless fan

Info

Publication number: CN210003573U
Application number: CN201920112823.1U
Authority: CN
Inventors: 孙勇
Original assignee: Haining Aiflo Electric Co Ltd
Current assignee: Haining Aiflo Electric Co Ltd
Priority date: 2019-01-23
Filing date: 2019-01-23
Publication date: 2020-01-31
Anticipated expiration: 2029-01-23

Abstract

The utility model discloses an kind of low noise dual bracing centrifugation direct current brushless fan that leans forward, mainly include the spiral case, including a motor, an end cap, a controller, and a cover plate, the iron support, the triangle-shaped axle sleeve, the wind-guiding circle, the brushless DC controller, be provided with the wind wheel in the spiral case, the motor setting that the triangle-shaped axle sleeve is equipped with at both ends is in the wind wheel, the outer suit of triangle-shaped axle sleeve is used for the damping rubber of isolation motor and spiral case, the triangle-shaped axle sleeve all is equipped with the D type platform that can mutually support with the motor both ends, the iron support passes through the fix with screw and is used for motor and wind-guiding circle and spiral case assembly fixed in the spiral case both sides, the brushless DC controller is fixed at the spiral case back.

Description

low-noise double-support forward-tilting centrifugal direct-current brushless fan

Technical Field

The utility model relates to a centrifugal fan's field, concretely relates to kinds of low noise double bracing centrifugation direct current brushless fan that leans forward.

Background

The noise that current centrifugal fan during operation produced is great, very influences user's use and experiences.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide kinds of low-noise double-support forward-leaning centrifugal direct-current brushless fans.

The purpose of the utility model is accomplished through following technical scheme: the low-noise double-support forward-leaning centrifugal direct-current brushless fan mainly comprises a volute, a motor, an iron support, a triangular shaft sleeve, an air guide ring and a direct-current brushless controller, wherein a wind wheel is arranged in the volute, the motor with the triangular shaft sleeve arranged at two ends is arranged in the wind wheel, vibration-damping rubber for isolating the motor and the volute is sleeved outside the triangular shaft sleeve, D-shaped platforms which can be matched with each other are arranged at two ends of the triangular shaft sleeve and two ends of the motor, the iron support is fixed at two sides of the volute through screws and used for assembling and fixing the motor, the air guide ring and the volute, and the direct-; the motor is a double-support direct-current brushless motor and comprises an end cover, a wiring board, a stator connecting piece, a flange A, a rotor bracket, a permanent magnet, a stator assembly, a screw, a shaft, a bearing and a rotor connecting piece, wherein an enameled wire of a stator winding is fixed behind the wiring board, is led out through a hole of the shaft and is connected with a direct-current brushless controller to form an electric system; the flange B can be sleeved outside the motor, and the wind wheel is fixed on the flange B through screws.

The utility model has the advantages that: the motor is isolated from the volute by using the damping rubber, so that vibration reduction is realized, and noise can be effectively reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a perspective structural view of the present invention.

Fig. 3 is a schematic view of the component mounting.

Fig. 4 is a schematic structural view of the motor.

Fig. 5 is a schematic structural diagram of a left part of the motor.

Fig. 6 is a structural schematic diagram of parts of the right side part of the motor.

Fig. 7 is a schematic structural diagram of an embodiment.

Description of reference numerals: the wind power generator comprises a volute 1, a wind wheel 2, a motor 3, an iron support 4, a triangular shaft sleeve 5, damping rubber 6, a wind guide ring 7, an end cover 8, a wiring board 9, a stator connecting piece 10, a flange A11, a rotor support 12, a permanent magnet 13, a stator assembly 14, screws 15, a shaft 16, a bearing 17, a rotor connecting piece 18, a direct-current brushless controller 19, a flange B20 and a D-shaped platform 21.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings:

example (b): as shown in the attached drawing, the low-noise double-support forward-tilting centrifugal direct-current brushless fan mainly comprises a volute 1, a motor 3, an iron support 4, a triangular shaft sleeve 5, an air guide ring 7 and a direct-current brushless controller 19, wherein a wind wheel 2 is arranged in the volute 1, the motor 3 with the triangular shaft sleeve 5 arranged at two ends is arranged in the wind wheel 2, damping rubber 6 used for isolating the motor 3 and the volute 1 is sleeved outside the triangular shaft sleeve 5, D-shaped platforms 21 capable of being matched with each other are arranged at two ends of the triangular shaft sleeve 5 and the motor 3, the iron support 4 is fixed at two sides of the volute 1 through screws and used for assembling and fixing the motor 3 and the air guide ring 7 with the volute 1, and the direct-current brushless.

The motor 3 is a double-support brushless direct-current motor and comprises an end cover 8, a wiring board 9, a stator connecting piece 10, a flange A11, a rotor bracket 12, a permanent magnet 13, a stator assembly 14, a screw 15, a shaft 16, a bearing 17 and a rotor connecting piece 18, wherein an enameled wire of a stator winding 14 is fixed behind the wiring board 9, is led out through a hole of the shaft 16 and is connected with a brushless direct-current controller 19 to form an electric system; in the embodiment, a flange B20 is sleeved outside the motor 3, and the wind wheel 2 is fixed on the flange B20 through screws.

The utility model discloses utilize yielding rubber to keep apart motor and spiral case, realize the damping to can effective noise reduction, thereby promote user's use and experience.

It should be understood that equivalent substitutions or changes to the technical solution and the inventive concept of the present invention should be considered to fall within the scope of the appended claims for the skilled person.

Claims

The low-noise double-support forward-tilting centrifugal direct-current brushless fan is characterized by mainly comprising a volute (1), a motor (3), an iron support (4), a triangular shaft sleeve (5), an air guide ring (7) and a direct-current brushless controller (19), wherein a wind wheel (2) is arranged in the volute (1), the motor (3) with the triangular shaft sleeve (5) arranged at two ends is arranged in the wind wheel (2), damping rubber (6) used for isolating the motor (3) and the volute (1) is sleeved outside the triangular shaft sleeve (5), D-shaped platforms (21) capable of being matched with each other are arranged at two ends of the triangular shaft sleeve (5) and the motor (3), the iron support (4) is fixed on two sides of the volute (1) through screws and used for assembling and fixing the motor (3) and the air guide ring (7) with the volute (1), the direct-current brushless controller (19) is fixed on the back of the volute (1), the motor (3) is a double-support direct-current brushless motor, and comprises an end cover (8), a stator connecting piece (9), a stator connecting piece (10), a flange A (11), a rotor support (12), a permanent magnet (13), a stator assembly (14), a stator assembly (15) and a stator assembly (2) shaft (17), a stator assembly (16) and a stator assembly shaft (16) and a stator assembly shaft system, wherein the rotor shaft (17) are connected with a stator assembly shaft system (.