CN220830366U

CN220830366U - Motor for fan

Info

Publication number: CN220830366U
Application number: CN202322121291.7U
Authority: CN
Inventors: 姜宗胜; 刘小辉; 黄冬梅
Original assignee: Foshan Xintai Electrical Appliance Co ltd
Current assignee: Foshan Xintai Electrical Appliance Co ltd
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-04-23
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a motor for a fan, which relates to the technical field of motors, in particular to a motor for a fan, comprising an outer shell, radiating fins arranged outside the outer shell, and an outer fan shell connected to the right side of the outer shell, wherein an inner shell is arranged inside the outer shell, a first silencing hole is formed in the left end of the inner shell, a first partition plate is connected between the outer shell and the inner shell, and a plurality of silencing chambers are separated between the outer shell and the inner shell by the first partition plate. This a motor for fan through setting up shell body, interior casing two-layer casing, can keep apart the propagation of noise, plays the effect of giving sound insulation, is formed with the amortization room between shell body and the interior casing, and the noise gets into the amortization room through first amortization hole, through-hole, plays the effect of aperture amortization, then absorbs the noise by the amortization layer in the amortization room again, further reduces the influence of noise.

Description

Motor for fan

Technical Field

The utility model relates to the technical field of motors, in particular to a motor for a fan.

Background

An electric Motor (motorr) is a device that converts electrical energy into mechanical energy. The magnetic power rotating torque is formed by generating a rotating magnetic field by using an electrified coil (namely a stator winding) and acting on a rotor (such as a squirrel-cage closed aluminum frame). The motors are classified into direct current motors and alternating current motors according to the power supply, and most of the motors in the power system are alternating current motors, and can be synchronous motors or asynchronous motors (the magnetic field rotating speed of a motor stator and the rotating speed of a rotor do not keep synchronous speed). The motor mainly comprises a stator and a rotor, and the direction of forced movement of an electrified wire in a magnetic field is related to the current direction and the direction of a magnetic induction line (magnetic field direction).

Patent publication number CN209805573U proposes a motor for fan, which comprises a motor body, the equal fixed mounting in casing top both sides of motor body has the installation piece, two screw holes have all been seted up on the surface of installation piece, motor body's casing surface equidistance is fixed to be equipped with a plurality of heat radiation fin, a plurality of heat radiation fin's surface equal distance has seted up a plurality of and has inhaled the sound hole, motor body's casing one side fixed mounting has the electrode lug, the surface connection of electrode lug has the connecting wire, the top of electrode lug is equipped with the last fixture block of being connected with motor housing rotation through the pivot, the bottom fixed mounting of last fixture block has the lug, the bottom of electrode lug is equipped with the lower fixture block with motor housing fixed connection, the draw-in groove has been seted up on the top of lower fixture block, the draw-in groove alternates with the lug and is connected, electrode lug and the inside carbon brush electric connection of motor body. When the structure is in actual use, the motor can generate noise, so that noise pollution is caused, the noise reduction hole of the structure can lead to internal and external communication of the motor, the waterproof effect of the motor is influenced, the noise reduction structure is simple, the noise reduction effect is poor, and the motor for the fan is provided.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides a motor for a fan, which solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a motor for fan, includes the shell body, installs at the outside fin of shell body, connects the outer fan shell on shell body right side, the internally mounted of shell body has the inner shell body, first amortization hole has been seted up to the left end of inner shell body, be connected with first baffle between shell body and the inner shell body, many amortization rooms have been separated between first baffle and the shell body with shell body, paste the amortization layer on the inner wall of amortization room, be connected with the heat-conducting plate on the inside of inner shell body, the surface connection of heat-conducting plate has the heat-conducting post.

Optionally, the noise reduction layer is made of noise reduction cotton material, and a plurality of small holes are formed in the surface of the noise reduction layer.

Optionally, a through hole is formed in the first partition board, and the through hole communicates adjacent silencing chambers.

Optionally, the heat conducting columns are distributed at equal intervals outside the heat conducting plate, and the other ends of the heat conducting columns are connected with the inner wall of the outer shell.

Optionally, the inside of outer fan shell is provided with interior fan shell, interior fan shell connects at outer shell right-hand member, the second amortization hole has been seted up to the outside of interior fan shell, be connected with the second baffle before interior fan shell and the outer fan shell.

Optionally, a cooling fan is installed at the right end of the motor rotating shaft, and the inner fan housing is arranged outside the cooling fan.

Optionally, the louvre has been seted up on the right side of outer fan housing, the inside of outer fan housing is connected with the baffle, the cross-section of baffle is L shape and is located the inboard of louvre.

The utility model provides a motor for a fan, which has the following beneficial effects:

1. This a motor for fan through setting up shell body, interior casing two-layer casing, can keep apart the propagation of noise, plays the effect of giving sound insulation, is formed with the amortization room between shell body and the interior casing, and the noise gets into the amortization room through first amortization hole, through-hole, plays the effect of aperture amortization, then absorbs the noise by the amortization layer in the amortization room again, further reduces the influence of noise.

2. This a motor for fan, through setting up the heat conduction post, heat in the inner shell passes through the heat conduction post and transmits for the fin and dispels the heat, can avoid the inside and the external intercommunication of motor, guaranteed the sealed effect of motor, through set up the inner fan shell in radiator fan's outside, the effect of amortization can be played in the second amortization hole on the inner fan shell, the inboard in louvre sets up the baffle simultaneously, can prevent the direct circulation of air, blocks the noise, the propagation of noise reduction.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the inner housing of the present utility model;

FIG. 3 is a schematic view of the structure of the noise damping cotton of the present utility model;

FIG. 4 is a schematic view of a heat conducting column according to the present utility model;

fig. 5 is a schematic structural view of the inner fan casing of the present utility model.

In the figure: 1. an outer housing; 2. a heat sink; 3. an outer fan case; 4. an inner housing; 5. a first sound deadening hole; 6. a sound deadening layer; 7. a first separator; 8. a through hole; 9. a heat conductive plate; 10. a heat conducting column; 11. an inner fan case; 12. a second sound deadening hole; 13. a second separator; 14. a heat radiation fan; 15. a heat radiation hole; 16. and a baffle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 3, the present utility model provides a technical solution: a motor for fan, including shell body 1, install at the outside fin 2 of shell body 1, connect the outer fan shell 3 on shell body 1 right side, shell body 1's internally mounted has interior casing 4, through setting up shell body 1, interior casing 4 two-layer casing, can keep apart the propagation of noise, play the effect of giving sound insulation, first amortization hole 5 has been seted up to the left end of interior casing 4, be connected with first baffle 7 between shell body 1 and the interior casing 4, separate many amortization rooms between shell body 1 and the interior casing 4 by first baffle 7, be formed with the amortization room between shell body 1 and the interior casing 4, the noise gets into the amortization room through first amortization hole 5, through-hole 8 gets into the amortization room, play the effect of aperture, through-hole 8 has been seted up to adjacent amortization room intercommunication in the inside of first baffle 7, paste on the inner wall of amortization room has amortization layer 6, amortization layer 6 adopts the preparation of amortization cotton material, the surface of amortization layer 6 is provided with many apertures, through setting up layer 6, amortization layer 6 absorbs the noise, further reduce the influence of noise.

Referring to fig. 1 and 4, the heat conducting plate 9 is connected to the inner part of the inner casing 4, the heat conducting columns 10 are connected to the outer surface of the heat conducting plate 9, the heat conducting columns 10 are distributed on the outer part of the heat conducting plate 9 at equal intervals, the other ends of the heat conducting columns 10 are connected with the inner wall of the outer casing 1, and heat in the inner casing 4 is transferred to the radiating fins 2 through the heat conducting columns 10 to radiate, so that the internal and external communication of the motor can be avoided, and the sealing effect of the motor is ensured.

Referring to fig. 1 and 5, an inner fan housing 11 is disposed inside an outer fan housing 3, the inner fan housing 11 is connected to the right end of the outer housing 1, the inner fan housing 11 is disposed outside a cooling fan 14, a second silencing hole 12 on the inner fan housing 11 can play a role in silencing to reduce noise influence, the second silencing hole 12 is disposed outside the inner fan housing 11, a second partition 13 is connected between the inner fan housing 11 and the outer fan housing 3, a small chamber is partitioned between the outer fan housing 3 and the inner fan housing 11 by the second partition 13, reflection of noise is facilitated, influence of noise is reduced, a cooling fan 14 is mounted at the right end of a motor rotating shaft, the inner fan housing 11 is covered outside the cooling fan 14, a baffle 16 is disposed on the right side of the outer fan housing 3, air is prevented from directly flowing through the baffle 16, noise is prevented from spreading, and the section of the baffle 16 is L-shaped and located inside the cooling hole 15.

To sum up, this a motor for fan, when using, through set up first amortization hole 5 on inner casing 4, the noise can carry out the amortization when passing through first amortization hole 5, noise layer 6 can absorb the noise simultaneously, further noise reduction, the soundproof room between outer casing 1 and inner casing 4 can the repeated reflection noise simultaneously, consume the energy of noise, the inside interior fan shell 11 of outer fan shell 3 can carry out the sound insulation to radiator fan 14, reduce radiator fan 14 noise's propagation, the inboard baffle 16 of louvre 15 can shelter from radiator hole 15, make the air flow after buckling, avoid the direct outwards propagation of noise can.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor for fan, includes shell body (1), installs fin (2) outside shell body (1), connects outer fan shell (3) on shell body (1) right side, its characterized in that: the novel silencer comprises an outer shell (1), wherein an inner shell (4) is arranged in the outer shell (1), a first silencing hole (5) is formed in the left end of the inner shell (4), a first partition plate (7) is connected between the outer shell (1) and the inner shell (4), a plurality of silencing chambers are partitioned between the outer shell (1) and the inner shell (4) by the first partition plate (7), a silencing layer (6) is adhered to the inner wall of each silencing chamber, a heat conducting plate (9) is connected to the inner part of the inner shell (4), and a heat conducting column (10) is connected to the outer surface of each heat conducting plate (9).

2. A motor for a fan as claimed in claim 1, wherein: the silencing layer (6) is made of silencing cotton materials, and a plurality of small holes are formed in the surface of the silencing layer (6).

3. A motor for a fan as claimed in claim 1, wherein: the inside of first baffle (7) has seted up through-hole (8), through-hole (8) are with adjacent amortization room intercommunication.

4. A motor for a fan as claimed in claim 1, wherein: the heat conducting columns (10) are distributed outside the heat conducting plate (9) at equal intervals, and the other ends of the heat conducting columns (10) are connected with the inner wall of the outer shell (1).

5. A motor for a fan as claimed in claim 1, wherein: the inside of outer fan shell (3) is provided with interior fan shell (11), interior fan shell (11) are connected at outer shell (1) right-hand member, second amortization hole (12) have been seted up to the outside of interior fan shell (11), be connected with second baffle (13) before interior fan shell (11) and outer fan shell (3).

6. A motor for a fan as claimed in claim 1, wherein: the right side of outer fan housing (3) has seted up louvre (15), the internal connection of outer fan housing (3) has baffle (16), the cross-section of baffle (16) is L shape and is located the inboard of louvre (15).