CN216278686U

CN216278686U - Noise reduction device of high-speed fan

Info

Publication number: CN216278686U
Application number: CN202123017811.7U
Authority: CN
Inventors: 孙德群; 时茂; 李潇; 赵雷; 潘瑞; 董逊; 卢志红; 金鹏
Original assignee: Henan Zhongke Tongbo Intelligent Fluid Equipment Co ltd
Current assignee: Henan Zhongke Tongbo Intelligent Fluid Equipment Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-04-12
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a noise reduction device of a high-speed fan, which comprises an end plate, wherein a fan shell is arranged on one side of the end plate, the fan shell is arranged in a noise reduction double-layer structure, a supporting seat is arranged on the other side of the end plate, a sound-proof cover is arranged on the top of the supporting seat, a motor seat is arranged on the top of the supporting seat, a motor is arranged on the top of the motor seat through a shock pad, the output end of the motor is connected with a fan shaft in the fan shell through a coupler, fan blades are arranged on the fan shaft, an air inlet is arranged on the top of the fan shell, an air outlet is integrally arranged on one side of the fan shell, a noise reduction flow guide mechanism is arranged in the air outlet, and a heat dissipation mechanism is arranged in the sound-proof cover. According to the utility model, through arranging a series of structures, the fan shell and the sound-proof cover improve the sound insulation and absorption performance of the fan, the noise reduction design is realized, the support is stable, the loss is low, the operation life is long, the operation noise of the high-speed fan is reduced, the application range is wider, the heat dispersion performance of the sound-proof cover is improved, and the practicability is stronger.

Description

Noise reduction device of high-speed fan

Technical Field

The utility model relates to the technical field of fan noise reduction, in particular to a noise reduction device of a high-speed fan.

Background

With the continuous progress of science and technology, people have higher and higher requirements on equipment operation, and a fan is a machine which increases gas pressure and discharges gas by means of input mechanical energy and is a driven fluid machine. The so-called wind turbines include ventilators, blowers and wind power generators. The main structural components of the fan are an impeller, a shell, an air inlet, a bracket, a motor, a belt pulley, a coupling, a silencer, a transmission part (a bearing) and the like.

At present the in-process of fan at the operation, because the vibrations of fan and the flow of air current in the fan cause the fan noise of operation great, consequently the fan receives the restriction when using to the place that the noise requirement is high, influences fan application scope to and the long-time operation of fan, the noise harm personnel's in the operation place health, the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a noise reduction device of a high-speed fan, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a device of making an uproar falls of high-speed fan, includes the end plate, one side of end plate is equipped with the fan shell, the fan shell adopts the bilayer structure setting of making an uproar to fall, the opposite side of end plate is equipped with the supporting seat, the top of supporting seat is equipped with the sound-proof housing, the top of supporting seat is equipped with the motor cabinet, the top of motor cabinet is equipped with the motor through the shock pad, the output of motor passes through the shaft coupling and is connected with the fan hub in the fan shell, is equipped with fan blade on the fan shaft, the top of fan shell is equipped with the air intake, one side an organic whole of fan shell is equipped with the air outlet, be equipped with the guiding mechanism of making an uproar in the air outlet, be equipped with heat dissipation mechanism in the sound-proof housing.

Preferably, the noise reduction guide mechanism comprises a guide plate and an arc angle, the guide plate is arranged in the air outlet close to one end of the fan blade, the arc angle is arranged in the air outlet and between the air outlet and the fan shell, and the guide plate is connected with the arc angle.

Preferably, the sound-proof housing is equipped with including the shell that gives sound insulation, inhaling sound inner shell and cooling intermediate layer, the inboard of the shell that gives sound insulation, gives sound insulation the shell and inhale and form the cooling intermediate layer between the sound inner shell, the cooling intermediate layer is connected with heat dissipation mechanism.

Preferably, heat dissipation mechanism includes water tank, refrigerator and circulating water pump, and the inside of motor cabinet is equipped with the water tank, and the one end of water tank leads to pipe to be connected with the refrigerator input, and the output of refrigerator leads to pipe to be connected with circulating water pump's input, and circulating water pump's output leads to pipe to be connected with cooling interlayer's one side, and cooling interlayer's opposite side leads to pipe to be connected with the water tank.

Preferably, the fan housing comprises an outer sound insulation layer and an inner sound insulation layer, and the inner sound insulation layer is arranged on the inner surface of the outer sound insulation layer.

Preferably, the bottom of outer puigging is equipped with the support frame, the bottom of support frame and supporting seat all is equipped with the mounting panel.

Preferably, the outer surface of the motor is provided with radiating fins which are uniformly distributed on the outer wall of the motor at equal intervals, and the radiating fins are aluminum alloy radiating fins.

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

1. this high-speed fan fall device of making an uproar, fan shell and the sound-proof housing through setting up the bilayer structure of making an uproar for improve the holistic sound insulation of the outside casing of fan, inhale the sound performance, from the structural design of making an uproar that falls of fan body, simple structure, reasonable supports stably, the loss is low, and the operation is longe-lived, very big noise that reduces high-speed fan operation, high-speed fan can satisfy the use in low noise requirement place, and application scope is wider.

2. This high-speed fan's device of making an uproar that falls through setting up the guide plate in the air outlet, and the circular arc angle cooperation between air outlet and the fan casing, through circular arc angle and guide plate formation central air current, reduce the interior air current circulation noise of high-speed fan air outlet.

3. This high-speed fan's the device of making an uproar that falls through the heat dissipation mechanism that sets up on the sound-proof housing, with the fin cooperation on the motor, the cooling intermediate layer cooperation in water tank and the sound-proof housing for improve the water-cooling heat dispersion of sound-proof housing, the cooling intermediate layer and the cooling water cooperation in the sound-proof housing have certain syllable-dividing effect simultaneously.

4. This high-speed fan's the device of making an uproar that falls through the support frame that sets up motor cabinet and fan housing bottom on the supporting seat, is equipped with the shock pad on the motor cabinet, strengthens the support to motor and fan housing, reduces the vibration noise and the loss of its operation through the stability that improves the fan, and the practicality is stronger.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a blower housing according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic view of the sound enclosure of the present invention.

In the figure: 1. an end plate; 2. a fan housing; 21. an air inlet; 22. an air outlet; 23. an outer sound insulating layer; 24. an inner sound absorbing layer; 3. a supporting seat; 4. a sound-proof housing; 41. a sound-insulating housing; 42. a sound-absorbing inner shell; 43. cooling the interlayer; 5. a baffle; 51. a circular arc angle; 6. a motor base; 61. a water tank; 62. a refrigerator; 63. a water circulating pump; 7. a motor; 8. a support frame; 9. and (7) mounting the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

As shown in fig. 1 to 4, the noise reduction device of the high-speed fan of this embodiment includes an end plate 1, a fan housing 2 is disposed on one side of the end plate 1, the fan housing 2 is disposed in a noise reduction double-layer structure, a support seat 3 is disposed on the other side of the end plate 1, a sound-proof cover 4 is disposed on the top of the support seat 3, a motor base 6 is disposed on the top of the support seat 3, a motor 7 is disposed on the top of the motor base 6 through a shock pad, an output end of the motor 7 is connected to a fan shaft in the fan housing 2 through a coupling, a fan blade is disposed on the fan shaft, an air inlet 21 is disposed on the top of the fan housing 2, an air outlet 22 is integrally disposed on one side of the fan housing 2, a noise reduction guide mechanism is disposed in the air outlet 22, a heat dissipation mechanism is disposed in the sound-proof cover 4, the fan housing 2 and the sound-proof cover 4 in the noise reduction double-layer structure are used for improving the overall sound insulation and sound-proof performance of the external housing of the sound-absorbing fan, and realizing the noise reduction design from the structure of the fan body, simple structure, reasonable, support stable, the loss is low, and the operation is longe-lived, the very big noise that reduces high-speed fan operation, high-speed fan can satisfy the use in low noise requirement place, and application scope is wider.

Specifically, the guiding mechanism of making an uproar falls includes guide plate 5 and arc angle 51, and the inside that air outlet 22 is close to fan flabellum one end is equipped with guide plate 5, and inside between air outlet 22 and the fan shell 2 is equipped with arc angle 51, and guide plate 5 is connected with arc angle 51 and is set up, forms central air current through arc angle 51 and guide plate 5, reduces the interior air current circulation noise of high-speed fan air outlet 22.

Further, sound-proof housing 4 includes sound insulation shell 41, inhales sound inner shell 42 and cooling intermediate layer 43, and sound insulation shell 41's inboard is equipped with inhales sound inner shell 42, sound insulation shell 41 and inhale and form cooling intermediate layer 43 between the sound inner shell 42, and cooling intermediate layer 43 is connected with heat dissipation mechanism, and sound insulation shell 41 and inhale sound inner shell 42 can give sound insulation to motor 7 operation, have set up heat dissipation mechanism on the sound-proof housing 4 simultaneously, prevent that motor 7 operation high temperature that sound-proof housing 4 caused from gathering.

Further, heat dissipation mechanism includes water tank 61, refrigerator 62 and circulating water pump 63, the inside of motor cabinet 6 is equipped with water tank 61, the one end of water tank 61 leads to pipe to be connected with refrigerator 62 input, the output of refrigerator 62 leads to pipe to be connected with circulating water pump 63's input, circulating water pump 63's output leads to pipe to be connected with one side of cooling interlayer 43, cooling interlayer 43's opposite side leads to pipe to be connected with water tank 61, refrigerator 62 cooperates with cooling interlayer 43 in the sound-proof housing 4, a water-cooling heat dispersion for improving sound-proof housing 4, cooling interlayer 43 and the cooling water cooperation in the sound-proof housing 4 simultaneously, certain syllable-dividing effect has.

Further, fan shell 2 includes outer puigging 23 and interior sound absorption layer 24, and the internal surface of outer puigging 23 is equipped with interior sound absorption layer 24, and bilayer structure's fan shell 2 inhales the sound and gives sound insulation and falls the noise reduction performance higher.

Further, the bottom of outer puigging 23 is equipped with support frame 8, and the bottom of support frame 8 and supporting seat 3 all is equipped with mounting panel 9, strengthens the support to fan housing 2, and the installation is supported stably, reliably.

Furthermore, the outer surface of the motor 7 is provided with cooling fins which are uniformly distributed on the outer wall of the motor 7 at equal intervals, the cooling fins are aluminum alloy cooling fins, and the cooling fins can accelerate the heat transfer from the interior of the motor 7 to the ambient air, so that the heat absorption and cooling are performed through the cooling interlayer 43.

The using method of the embodiment comprises the following steps: the motor 7 drives the fan shaft to rotate to drive fan blades to rotate in the fan shell 2, air enters the fan shell 2 from the air inlet 21, central airflow is formed by the arc angle 51 and the guide plate 5 to flow in the air outlet 22 and finally flows out from the air outlet 22, the central airflow can reduce the friction between the airflow in the air outlet 22 and the contact of the inner wall, so as to reduce the noise of the air outlet 22 of the high-speed fan, heat generated in the running process of the motor 7 is transferred to the surrounding air through the heat radiating fins, under the action of the circulating water pump 63, water in the water tank 61 enters the refrigerator 62 through the water pipe, is cooled by the refrigerator 62 and then enters the cooling interlayer 43 between the sound insulation shell 41 and the sound absorption inner shell 42, the cooling water in the cooling interlayer 43 absorbs heat and is cooled, and then returns to the water tank 61 through the water pipe, the water cooling performance of the sound insulation cover 4 is improved, and meanwhile, the cooling interlayer 43 in the sound insulation cover 4 is matched with the cooling water, have certain syllable-dividing effect, fan shell 2 and sound-proof housing 4 that outer puigging 23 and 24 bilayer structures on interior puigging set up, be used for improving the holistic syllable-dividing of the outside casing of fan, inhale the sound performance, from the structural design of making an uproar that falls of realizing of fan, the support frame 8 of motor cabinet 6 and fan shell 2 bottom of setting on supporting seat 3, be equipped with the shock pad on motor cabinet 6, strengthen the support to motor 7 and fan shell 2, the stability through improving the fan reduces its vibration noise and the loss of operation, the operation is longe-lived, very big reduction high speed fan noise of operation, high speed fan can satisfy the use in low noise requirement place, application scope is wider.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a device of making an uproar falls in high-speed fan, includes end plate (1), its characterized in that: one side of end plate (1) is equipped with fan shell (2), fan shell (2) adopt the bilayer structure setting of making an uproar of falling, the opposite side of end plate (1) is equipped with supporting seat (3), the top of supporting seat (3) is equipped with sound-proof housing (4), the top of supporting seat (3) is equipped with motor cabinet (6), the top of motor cabinet (6) is equipped with motor (7) through the shock pad, the output of motor (7) passes through the shaft coupling and is connected with the fan hub in fan shell (2), and the fan is epaxial to be equipped with the fan flabellum, the top of fan shell (2) is equipped with air intake (21), one side an organic whole of fan shell (2) is equipped with air outlet (22), be equipped with the water conservancy diversion mechanism of making an uproar of falling in air outlet (22), be equipped with heat dissipation mechanism in sound-proof housing (4).

2. The noise reduction device of the high-speed fan according to claim 1, wherein: the noise-reduction guide mechanism comprises a guide plate (5) and an arc angle (51), the guide plate (5) is arranged in the air outlet (22) close to one end of the fan blade, the arc angle (51) is arranged in the air outlet (22) and between the fan shell (2), and the guide plate (5) is connected with the arc angle (51).

3. The noise reduction device of the high-speed fan according to claim 1, wherein: sound-proof housing (4) are equipped with sound absorption inner shell (42) including sound insulation shell (41), sound absorption inner shell (42) and cooling interlayer (43), sound insulation shell (41) the inboard, sound insulation shell (41) and inhale and form cooling interlayer (43) between sound absorption inner shell (42), cooling interlayer (43) are connected with heat dissipation mechanism.

4. The noise reduction device of the high-speed fan according to claim 3, wherein: the heat dissipation mechanism comprises a water tank (61), a refrigerator (62) and a circulating water pump (63), the water tank (61) is arranged inside the motor base (6), one end of the water tank (61) is connected with the input end of the refrigerator (62) through a water pipe, the output end of the refrigerator (62) is connected with the input end of the circulating water pump (63) through a water pipe, the output end of the circulating water pump (63) is connected with one side of the cooling interlayer (43) through a water pipe, and the other side of the cooling interlayer (43) is connected with the water tank (61) through a water pipe.

5. The noise reduction device of the high-speed fan according to claim 1, wherein: the fan shell (2) comprises an outer sound insulation layer (23) and an inner sound absorption layer (24), and the inner surface of the outer sound insulation layer (23) is provided with the inner sound absorption layer (24).

6. The noise reduction device of the high-speed fan according to claim 5, wherein: the bottom of outer puigging (23) is equipped with support frame (8), the bottom of support frame (8) and supporting seat (3) all is equipped with mounting panel (9).

7. The noise reduction device of the high-speed fan according to claim 1, wherein: the outer surface of the motor (7) is provided with radiating fins which are uniformly distributed on the outer wall of the motor (7) at equal intervals, and the radiating fins are aluminum alloy radiating fins.