CN219164391U

CN219164391U - Low-noise permanent magnet motor for integrated fan

Info

Publication number: CN219164391U
Application number: CN202320037119.0U
Authority: CN
Inventors: 王连国; 聂宗军
Original assignee: Zhejiang Dingneng Motor Technology Co ltd
Current assignee: Zhejiang Dingneng Motor Technology Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-06-09
Anticipated expiration: 2033-01-07

Abstract

The utility model discloses a low-noise permanent magnet motor for an integrated fan, relates to the technical field of permanent magnet motors, and aims to solve the problems that the existing permanent magnet motor adopted by the integrated fan in the prior art is mostly exposed to the external environment, the noise is large, the noise is reduced by wrapping the integrated motor by the low-noise permanent magnet motor in the prior art, the heat dissipation effect is poor, the volume is large, and the integrated fan is not suitable for the integrated fan. The cooling noise reduction sleeve is installed in the outside of permanent magnet machine, and the cooling noise reduction sleeve is laminated with permanent magnet machine, the inside of cooling noise reduction sleeve is provided with the cooling water course, and the cooling water course sets up to an organic whole structure with the cooling noise reduction sleeve, the telescopic inboard of cooling noise reduction is provided with the soundproof cotton, soundproof cotton is laminated with permanent magnet machine, the inlet tube is installed to the telescopic top of cooling noise reduction, the outlet pipe is installed to the telescopic below of cooling noise reduction, inlet tube and outlet pipe all fall sleeve welded connection with the cooling noise reduction.

Description

Low-noise permanent magnet motor for integrated fan

Technical Field

The utility model relates to the technical field of permanent magnet motors, in particular to a low-noise permanent magnet motor for an integrated fan.

Background

The permanent magnet motor is in the form of rectangular pulse wave, current sine wave current and hybrid permanent magnet motor, most of the permanent magnet motors adopted by the existing integrated fan are exposed to the external environment, the noise is high, and the low-noise permanent magnet motor in the prior art wraps the whole motor to realize noise reduction;

for example, application publication number CN216162535U is a low noise energy-saving permanent magnet synchronous motor, and aiming at the problems that the current permanent magnet synchronous motor has poor damping and buffering capacity and is easy to cause noise pollution in the working process, the proposal is now proposed that the motor comprises a motor shell, a sound absorbing pad is arranged in the motor shell, a sliding plate is connected in the motor shell in a sliding way, a permanent magnet synchronous motor body is fixedly arranged at the top of the sliding plate, an opening is arranged at one side of the motor shell, an output shaft of the permanent magnet synchronous motor body extends out of the motor shell through the opening, two connecting rods are rotatably arranged at the bottom of the sliding plate, two supporting seats are rotatably arranged on the inner wall of the bottom of the motor shell, and sliding grooves are formed at the tops of the two supporting seats;

the utility model has the advantages of above-mentioned application structural design is reasonable, and effectual improvement PMSM is at the buffering shock attenuation effect of during operation, the effectual noise that causes of reducing PMSM during operation, but its mode of making an uproar of falling is with whole PMSM with the box parcel, realizes making an uproar falls, and the radiating effect is relatively poor, and simultaneously the volume is great, is not applicable to integral type fan, therefore market urgent need develop an integral type fan with low noise PMSM help people solve current problem.

Disclosure of Invention

The utility model aims to provide a low-noise permanent magnet motor for an integrated fan, which aims to solve the problems that the permanent magnet motor adopted by the existing integrated fan in the background technology is mostly exposed to the external environment, the noise is large, the low-noise permanent magnet motor in the prior art wraps the whole motor to realize noise reduction, the heat dissipation effect is poor, and meanwhile, the volume is large, and the low-noise permanent magnet motor is not suitable for the integrated fan.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integral type fan is with low noise permanent magnet machine, includes first integral type fan housing and permanent magnet machine, the cooling sleeve of making an uproar falls is installed in permanent magnet machine's outside, and the cooling sleeve of making an uproar falls in the cooling and permanent magnet machine laminating, the telescopic inside of making an uproar falls in the cooling is provided with the cooling water course, and the cooling water course sets up to an organic whole structure with the cooling sleeve of making an uproar falls, the telescopic inboard of making an uproar falls in the cooling is provided with soundproof cotton, soundproof cotton and permanent magnet machine laminating.

Preferably, the water inlet pipe is installed to the top of cooling noise reduction sleeve, the outlet pipe is installed to the below of cooling noise reduction sleeve, inlet pipe and outlet pipe all with cooling noise reduction sleeve welded connection.

Preferably, be provided with the air-supply line on the preceding terminal surface of first integrated fan shell, and the air-supply line sets up to integrated structure with first integrated fan shell, the inboard of first integrated fan shell is provided with the impeller, the outside of first integrated fan shell is provided with first exhaust half pipe, and first exhaust half pipe sets up to integrated structure with first integrated fan shell.

Preferably, the first base is installed to the below of first integral type fan shell, and first base and first integral type fan shell welded connection, install the second integral type fan shell on the rear end face of first integral type fan shell, and second integral type fan shell passes through bolt fixed connection with first integral type fan shell.

Preferably, the second base is installed to the below of second integral type fan housing, and second base and second integral type fan housing welded connection, the outside of second integral type fan housing is provided with the second half pipe of airing exhaust, and the second half pipe of airing exhaust sets up to integral type structure with the second integral type fan housing.

Preferably, the terminal box is installed on the preceding terminal surface of permanent magnet motor, and terminal box and permanent magnet motor pass through fastening screw fixed connection, install the connection pad on the preceding terminal surface of second integral type fan shell, and connection pad and second integral type fan shell pass through bolt fixed connection, connection pad and permanent magnet motor welded connection.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the cooling noise reduction sleeve is arranged on the outer side of the permanent magnet motor, the cooling water channel is arranged in the cooling noise reduction sleeve, cooling water is filled in the cooling water channel to cool and dissipate heat of the permanent magnet motor, meanwhile, the propagation speed of sound in water is low, the noise reduction effect can be achieved, the cooling effect can be achieved, the noise reduction effect can be achieved, the permanent magnet motor used by the integrated fan has low noise performance, meanwhile, the heat dissipation performance cannot be lost, the volume is small, and the integrated fan can be conveniently mounted and used.

2. According to the utility model, through the arrangement of the impeller, the impeller is connected with the permanent magnet motor, and the impeller structure is adopted as the main air suction and exhaust structure of the integrated fan, so that the effect of the centrifugal fan can be realized, the wind noise can be reduced, the noise of the integrated fan is low when the integrated fan works, the integrated fan works more quietly, and the use effect is better.

Drawings

FIG. 1 is a front view of a low noise permanent magnet motor for an integrated blower of the present utility model;

FIG. 2 is a rear view of a low noise permanent magnet motor for an integrated blower of the present utility model;

FIG. 3 is an enlarged schematic view of the utility model at A;

fig. 4 is a schematic view of the internal structure of the cooling noise reduction sleeve of the present utility model.

In the figure: 1. a first integrated blower housing; 2. a first reinforcing rib; 3. an air inlet pipe; 4. an impeller; 5. a first exhaust half pipe; 6. a first base; 7. a second integrated blower housing; 8. a second reinforcing rib; 9. a second exhaust half pipe; 10. a second base; 11. a connecting disc; 12. cooling the noise reduction sleeve; 13. a permanent magnet motor; 14. a junction box; 15. a water inlet pipe; 16. a water outlet pipe; 17. soundproof cotton; 18. and cooling the water channel.

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. 1-4, an embodiment of the present utility model is provided: the utility model provides an integral type fan is with low noise permanent magnet machine, includes first integral type fan housing 1 and permanent magnet machine 13, and cooling noise reduction sleeve 12 is installed in the outside of permanent magnet machine 13, and the cooling noise reduction sleeve 12 is laminated with permanent magnet machine 13, and the inside of cooling noise reduction sleeve 12 is provided with cooling water course 18, and cooling water course 18 sets up to an organic whole structure with cooling noise reduction sleeve 12, and the inboard of cooling noise reduction sleeve 12 is provided with soundproof cotton 17, and soundproof cotton 17 is laminated with permanent magnet machine 13.

During the use, through set up a cooling sleeve 12 of making an uproar that falls in the outside at permanent-magnet machine 13, the inside of cooling sleeve 12 of making an uproar is provided with cooling water course 18, can cool off the heat dissipation to permanent-magnet machine 13 through adding cooling water to cooling water course 18 inside, the propagation velocity of sound in water is slow simultaneously, the effect of making an uproar falls can be played equally, thereby not only can realize the refrigerated effect, can play the effect of making an uproar falls simultaneously, the permanent-magnet machine 13 that makes an uproar falls in this integral type fan use not only has low noise performance, can not lose heat dispersion simultaneously, simultaneously small, can conveniently install on the integral type fan, and is convenient to use.

Further, the water inlet pipe 15 is installed to the top of cooling noise reduction sleeve 12, and the outlet pipe 16 is installed to the below of cooling noise reduction sleeve 12, and water inlet pipe 15 and outlet pipe 16 all with cooling noise reduction sleeve 12 welded connection can carry the cooling water to the inside of cooling water course 18 through the setting of water inlet pipe 15 and outlet pipe 16 to carry out hot water.

Further, be provided with air-supply line 3 on the preceding terminal surface of first integrated fan housing 1, and air-supply line 3 sets up as an organic whole structure with first integrated fan housing 1, the inboard of first integrated fan housing 1 is provided with impeller 4, the outside of first integrated fan housing 1 is provided with first exhaust half pipe 5, and first exhaust half pipe 5 sets up as an organic whole structure with first integrated fan housing 1, be provided with first strengthening rib 2 on the preceding terminal surface of first integrated fan housing 1, and first strengthening rib 2 sets up as an organic whole structure with first integrated fan housing 1, impeller 4 and permanent magnet machine 13 pass through even axle fixed connection.

Further, first base 6 is installed to the below of first integral type fan housing 1, and first base 6 and first integral type fan housing 1 welded connection installs second integral type fan housing 7 on the rear end face of first integral type fan housing 1, and second integral type fan housing 7 passes through bolt fixed connection with first integral type fan housing 1, is provided with second strengthening rib 8 on the preceding terminal surface of second integral type fan housing 7, and second strengthening rib 8 sets up as an organic whole structure with second integral type fan housing 7.

Further, the second base 10 is installed to the below of second integral type fan housing 7, and second base 10 and second integral type fan housing 7 welded connection, the outside of second integral type fan housing 7 is provided with second exhaust half pipe 9, and second exhaust half pipe 9 sets up to integral type structure with second integral type fan housing 7, and second exhaust half pipe 9 and first exhaust half pipe 5 make up into a complete exhaust pipe to second exhaust half pipe 9 and first exhaust half pipe 5 pass through bolt fixed connection.

Further, a junction box 14 is mounted on the front end face of the permanent magnet motor 13, the junction box 14 is fixedly connected with the permanent magnet motor 13 through a fastening screw, a connecting disc 11 is mounted on the front end face of the second integrated fan housing 7, the connecting disc 11 is fixedly connected with the second integrated fan housing 7 through a bolt, the connecting disc 11 is welded with the permanent magnet motor 13, and the junction box 14 is electrically connected with the permanent magnet motor 13.

Working principle: when the fan is used, the first integrated fan shell 1 and the second integrated fan shell 7 are installed together to form an integrated fan structure, meanwhile, the impeller 4 is installed inside the integrated fan and is connected with the permanent magnet motor 13 through the connecting shaft, the permanent magnet motor 13 is fixedly connected with the second integrated fan shell 7 through the connecting disc 11, the cooling noise reduction sleeve 12 is arranged on the outer side of the permanent magnet motor 13, cooling water is conveyed to the cooling water channel 18 of the cooling noise reduction sleeve 12 through the water inlet pipe 15, hot water inside the cooling water channel 18 is discharged through the water outlet pipe 16, so that the effect of noise reduction of the permanent magnet motor 13 is achieved, meanwhile, the soundproof cotton 17 and the cooling water also have the soundproof effect, and therefore the noise of the permanent magnet motor 13 is smaller when in operation.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an integral type is low noise permanent magnet machine for fan, includes first integral type fan housing (1) and permanent magnet machine (13), its characterized in that: the cooling noise reduction sleeve (12) is arranged on the outer side of the permanent magnet motor (13), the cooling noise reduction sleeve (12) is attached to the permanent magnet motor (13), a cooling water channel (18) is arranged in the cooling noise reduction sleeve (12), the cooling water channel (18) and the cooling noise reduction sleeve (12) are integrally formed, the soundproof cotton (17) is arranged on the inner side of the cooling noise reduction sleeve (12), and the soundproof cotton (17) is attached to the permanent magnet motor (13).

2. The low noise permanent magnet motor for an integrated blower according to claim 1, wherein: the cooling noise reduction sleeve is characterized in that a water inlet pipe (15) is arranged above the cooling noise reduction sleeve (12), a water outlet pipe (16) is arranged below the cooling noise reduction sleeve (12), and the water inlet pipe (15) and the water outlet pipe (16) are both in welded connection with the cooling noise reduction sleeve (12).

3. The low noise permanent magnet motor for an integrated blower according to claim 1, wherein: the novel integrated fan comprises a first integrated fan housing (1), wherein an air inlet pipe (3) is arranged on the front end face of the first integrated fan housing (1), the air inlet pipe (3) and the first integrated fan housing (1) are of an integrated structure, an impeller (4) is arranged on the inner side of the first integrated fan housing (1), a first exhaust half pipe (5) is arranged on the outer side of the first integrated fan housing (1), and the first exhaust half pipe (5) and the first integrated fan housing (1) are of an integrated structure.

4. The low noise permanent magnet motor for an integrated blower according to claim 1, wherein: the fan is characterized in that a first base (6) is arranged below the first integrated fan housing (1), the first base (6) is connected with the first integrated fan housing (1) in a welded mode, a second integrated fan housing (7) is arranged on the rear end face of the first integrated fan housing (1), and the second integrated fan housing (7) is fixedly connected with the first integrated fan housing (1) through bolts.

5. The low noise permanent magnet motor for an integrated blower according to claim 4, wherein: the second base (10) is installed to the below of second integral type fan housing (7), and second base (10) and second integral type fan housing (7) welded connection, the outside of second integral type fan housing (7) is provided with second exhaust half pipe (9), and second exhaust half pipe (9) and second integral type fan housing (7) set up to the integral type structure.

6. The low noise permanent magnet motor for an integrated blower according to claim 5, wherein: install junction box (14) on the preceding terminal surface of permanent-magnet machine (13), and junction box (14) pass through fastening screw fixed connection with permanent-magnet machine (13), install connection pad (11) on the preceding terminal surface of second integral type fan shell (7), and connection pad (11) pass through bolt fixed connection with second integral type fan shell (7), connection pad (11) and permanent-magnet machine (13) welded connection.