CN214660961U

CN214660961U - Cabinet type centrifugal fan

Info

Publication number: CN214660961U
Application number: CN202120181730.1U
Authority: CN
Inventors: 梁国雄
Original assignee: Guangzhou Shengnan Ventilation Equipment Co ltd
Current assignee: Guangzhou Shengnan Ventilation Equipment Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-09
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a cabinet type centrifugal fan, the intelligent cabinet temperature adjusting device comprises a cabinet body, the inner wall fixedly connected with shock attenuation of the cabinet body inhales the sound cover, the shock attenuation is inhaled the bottom fixed mounting who inhales the sound cover inner wall and is had the centrifugal fan body, the output of centrifugal fan body and the rear side intercommunication of internal wall of cabinet, the air intake has all been seted up on the right side of the sound cover is inhaled with the shock attenuation to the cabinet body, the right side of the cabinet body is provided with the abatvoix, the inside that the sound cover was inhaled in the shock attenuation is provided with the motor. The utility model discloses inhale the sound cover by the shock attenuation and fall the noise that produces centrifugal fan body through abatvoix, amortization mechanism and sealing mechanism and make an uproar, again by inhaling the sound mechanism and pass through the shock attenuation and inhale the noise that the sound cover produced the motor and fall and make an uproar to possessed vibration/noise reduction's advantage, solved current cabinet type centrifugal fan and lacked vibration/noise reduction mechanism, it is great carrying out the during operation noise, to the great problem of operational environment influence, the practicality of cabinet type centrifugal fan has been improved to a certain extent.

Description

Cabinet type centrifugal fan

Technical Field

The utility model relates to a centrifugal fan technical field specifically is a cabinet type centrifugal fan.

Background

The centrifugal fan is a driven fluid machine which is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial kilns, cooling and ventilation of air conditioning equipment and household electrical equipment, drying and sorting of grains, air supply of wind tunnels and inflation and propulsion of air cushion boats and the like.

The cabinet type centrifugal fan accelerates gas by utilizing an impeller rotating at a high speed according to the principle that kinetic energy is converted into potential energy, the gas enters the impeller from the axial direction, and the gas is discharged after being changed into a radial direction when flowing through the impeller.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides among the above-mentioned background art, the utility model aims to provide a cabinet type centrifugal fan has possessed noise damping and noise reduction's advantage, has solved current cabinet type centrifugal fan and has lacked noise damping and noise reduction mechanism, and it is great to carry out the during operation noise, influences great problem to operational environment.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cabinet type centrifugal fan, includes the cabinet body, the inner wall fixedly connected with shock attenuation of the cabinet body inhales the sound cover, the shock attenuation is inhaled the bottom fixed mounting who inhales sound cover inner wall and is had the centrifugal fan body, the output of centrifugal fan body and the rear side intercommunication of internal wall of cabinet, the cabinet body is inhaled the right side of sound cover with the shock attenuation and has all been seted up the air intake, the right side of the cabinet body is provided with the abatvoix, the abatvoix is located the right side of air intake, the shock attenuation is inhaled the inside of sound cover and is provided with the motor, the shock attenuation is inhaled the bottom of sound cover inner wall and is provided with and inhales sound mechanism, the front of the cabinet body is provided with sealing mechanism, the back of the cabinet body is provided with noise elimination mechanism.

As the utility model discloses preferred, inhale sound mechanism including fixed cover, blotter and inhale the sound cotton, fixed cover fixed mounting is in the left side of centrifugal fan body front side at the shock attenuation sound absorption cover inner wall bottom, the bottom of blotter fixed connection at shock attenuation sound absorption cover inner wall, the blotter is located the inside of fixed cover, motor fixed connection is at the top of blotter, the left end of motor output shaft runs through to the left side of fixed cover and is connected with the transmission of centrifugal fan body through belt and belt pulley, inhale the inside of sound cotton fixed connection at fixed cover.

As the utility model discloses it is preferred, sealing mechanism includes maintenance door and recess, the maintenance door passes through hinge and hasp swing joint in the front of the cabinet body, the front at the cabinet body is seted up to the recess, maintenance door and recess swing joint.

As the utility model discloses it is preferred, noise reduction mechanism includes amortization cover and acoustical panel, amortization cover fixed mounting is at the back of the cabinet body, the amortization cover is located the outside of centrifugal fan body output, the horizontal fixed connection of acoustical panel is in the inside of amortization cover.

As the utility model discloses it is preferred, the right side fixed mounting of the cabinet body has the dust cover, the dust cover is located the outside of air intake, the horizontal fixed connection of abatvoix is in the inside of dust cover.

As the utility model discloses it is preferred, the rear side fixedly connected with seal cover of maintenance door, the shape on seal cover surface is the same with recess inner wall's shape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses inhale the sound cover by the shock attenuation and fall the noise that produces centrifugal fan body through abatvoix, amortization mechanism and sealing mechanism and make an uproar, again by inhaling the sound mechanism and pass through the shock attenuation and inhale the noise that the sound cover produced the motor and fall and make an uproar to possessed vibration/noise reduction's advantage, solved current cabinet type centrifugal fan and lacked vibration/noise reduction mechanism, it is great carrying out the during operation noise, to the great problem of operational environment influence, the practicality of cabinet type centrifugal fan has been improved to a certain extent.

2. The utility model discloses a set up fixed cover, can support inhaling the sound cotton, protect the motor simultaneously, improved and inhaled cotton stability of sound.

3. The utility model discloses a set up the recess, can carry on spacingly to the maintenance door, avoided the maintenance door to take place the phenomenon of rocking, improved the practicality of maintenance door.

4. The utility model discloses a set up the amortization cover, can cover the output of centrifugal fan body, improved the practicality of acoustical panel.

5. The utility model discloses a set up the dust cover, can protect dustproof to the air intake, avoided the dust to take place from the phenomenon that the air intake got into the cabinet body, improved the practicality of air intake.

6. The utility model discloses a set up the seal cover, when can increase frictional force between maintenance door and the recess, improved the leakproofness between maintenance door and the recess.

Drawings

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

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is an enlarged structural view of the point A in FIG. 2 according to the present invention;

fig. 4 is a perspective view of the structure maintenance door of the present invention.

In the figure: 1. a cabinet body; 2. a shock-absorbing and sound-absorbing sleeve; 3. a centrifugal fan body; 4. an air inlet; 5. a sound-absorbing panel; 6. a motor; 7. a sound absorbing mechanism; 71. a fixed cover; 72. a cushion pad; 73. sound-absorbing cotton; 8. a sealing mechanism; 81. repairing the door; 82. a groove; 9. a silencing mechanism; 91. a sound deadening hood; 92. a sound-absorbing panel; 10. a dust cover; 11. and (5) sealing the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a pair of cabinet type centrifugal fan, including the cabinet body 1, the inner wall fixedly connected with shock attenuation of the cabinet body 1 inhales sound cover 2, the bottom fixed mounting that the sound cover 2 inner wall was inhaled in the shock attenuation has centrifugal fan body 3, the output of centrifugal fan body 3 and the rear side intercommunication of the 1 inner wall of cabinet body, air intake 4 has all been seted up on the right side of the sound cover 2 is inhaled with the shock attenuation to the cabinet body 1, the right side of the cabinet body 1 is provided with abatvoix 5, abatvoix 5 is located the right side of air intake 4, the inside that the sound cover 2 was inhaled in the shock attenuation is provided with motor 6, the bottom that the sound cover 2 inner walls was inhaled in the shock attenuation is provided with inhales sound mechanism 7, the front of the cabinet body 1 is provided with sealing mechanism 8, the back of the cabinet body 1 is provided with amortization mechanism 9.

Referring to fig. 1, the sound absorbing mechanism 7 includes a fixing cover 71, a cushion pad 72 and sound absorbing cotton 73, the fixing cover 71 is fixedly installed on the left side of the front side of the centrifugal fan body 3 at the bottom of the inner wall of the vibration-absorbing sound-absorbing cover 2, the cushion pad 72 is fixedly connected to the bottom of the inner wall of the vibration-absorbing sound-absorbing cover 2, the cushion pad 72 is located inside the fixing cover 71, the motor 6 is fixedly connected to the top of the cushion pad 72, the left end of the output shaft of the motor 6 penetrates through the left side of the fixing cover 71 and is in transmission connection with the centrifugal fan body 3 through a belt and a belt pulley, and the sound absorbing cotton 73 is fixedly connected to the inside of the fixing cover 71.

As a technical optimization scheme of the utility model, through setting up fixed cover 71, can support inhaling cotton 73 of sound, protect motor 6 simultaneously, improve the stability of inhaling cotton 73 of sound.

Referring to fig. 2, the sealing mechanism 8 includes a maintenance door 81 and a groove 82, the maintenance door 81 is movably connected to the front surface of the cabinet 1 through hinges and buckles, the groove 82 is opened on the front surface of the cabinet 1, and the maintenance door 81 is movably connected to the groove 82.

As a technical optimization scheme of the utility model, through setting up recess 82, can carry on spacingly to maintenance door 81, avoided maintenance door 81 to take place the phenomenon of rocking, improved maintenance door 81's practicality.

Referring to fig. 2, the silencing mechanism 9 includes a silencing cover 91 and a silencing plate 92, the silencing cover 91 is fixedly mounted on the back of the cabinet 1, the silencing cover 91 is located on the outer side of the output end of the centrifugal fan body 3, and the silencing plate 92 is transversely and fixedly connected inside the silencing cover 91.

As a technical optimization scheme of the utility model, through setting up amortization cover 91, can cover centrifugal fan body 3's output, improved acoustical panel 92's practicality.

Referring to fig. 1, a dust cover 10 is fixedly mounted on the right side of the cabinet 1, the dust cover 10 is located outside the air inlet 4, and the sound-absorbing board 5 is transversely and fixedly connected inside the dust cover 10.

As a technical optimization scheme of the utility model, through setting up dust cover 10, can protect air intake 4 dustproof, avoid the dust to take place from the phenomenon that air intake 4 got into cabinet body 1, improved air intake 4's practicality.

Referring to fig. 1, a sealing sleeve 11 is fixedly coupled to a rear side of the service door 81, and a surface of the sealing sleeve 11 has the same shape as an inner wall of the groove 82.

As a technical optimization scheme of the utility model, through setting up seal cover 11, when can increase frictional force between maintenance door 81 and the recess 82, improved the leakproofness between maintenance door 81 and the recess 82.

The utility model discloses a theory of operation and use flow: when the centrifugal fan is used, when a user needs to use the centrifugal fan body 3, the motor 6 is started firstly, the motor 6 drives the centrifugal fan body 3 to work through a belt and a belt pulley, when the motor 6 works, noise can be generated, vibration transmission of the motor 6 can be effectively reduced through the cushion pad 72 and the vibration absorption sleeve 2, the noise generated by the motor 6 can be continuously reflected and absorbed on the surface of the sound absorption cotton 73 through the fixed cover 71, further, the noise of the motor 6 is reduced, when the centrifugal fan body 3 works, the noise generated is effectively reduced and absorbed through the sound absorption plate 5, the sound absorption cover 91 and the sound absorption plate 92 on the output end and the air inlet 4 of the centrifugal fan body 3, the vibration absorption sleeve 2 can continuously absorb and reflect the noise inside the vibration absorption sleeve 2 through the sound absorption plate 5, the sound absorption cover 91 and the sound absorption plate 92, and the noise inside the cabinet body 1 is effectively reduced, through recess 82 and seal cover 11 can be sealed between cabinet body 1 and maintenance door 81, avoided the noise to spread from the junction of cabinet body 1 and maintenance door 81 to reach vibration/noise reduction's effect.

In summary, the following steps: this cabinet type centrifugal fan, inhale sound cover 2 by the shock attenuation and pass through abatvoix 5, noise reduction mechanism 9 and sealing mechanism 8 and fall the noise that centrifugal fan body 3 produced, again by inhaling sound mechanism 7 and inhale the noise that sound cover 2 produced motor 6 through the shock attenuation and fall the noise, thereby possessed vibration/noise reduction's advantage, solved current cabinet type centrifugal fan and lacked vibration/noise reduction mechanism, it is great to carry out the during operation noise, to the great problem of operational environment influence, the practicality of cabinet type centrifugal fan has been improved to a certain extent.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cabinet type centrifugal fan, includes cabinet body (1), its characterized in that: the utility model discloses a damping and sound-absorbing cabinet, including the cabinet body, the inner wall fixedly connected with shock attenuation of the cabinet body (1) is inhaled sound cover (2), the bottom fixed mounting that the shock attenuation was inhaled the sound cover (2) inner wall has centrifugal fan body (3), the output of centrifugal fan body (3) and the rear side intercommunication of the cabinet body (1) inner wall, air intake (4) have all been seted up with the right side that the shock attenuation was inhaled the sound cover (2) in the cabinet body (1), the right side of the cabinet body (1) is provided with abatvoix (5), abatvoix (5) are located the right side of air intake (4), the inside that the shock attenuation was inhaled the sound cover (2) is provided with motor (6), the bottom that the shock attenuation was inhaled the sound cover (2) inner wall is provided with inhales sound mechanism (7), the front of the cabinet body (1) is provided with sealing mechanism (8), the back of the cabinet body (1) is provided with amortization mechanism (9).

2. The cabinet type centrifugal fan of claim 1, wherein: inhale sound mechanism (7) including fixed cover (71), blotter (72) and inhale sound cotton (73), fixed cover (71) fixed mounting is in the shock attenuation and inhales the left side that sound cover (2) inner wall bottom is located centrifugal fan body (3) front side, bottom at shock attenuation and inhale sound cover (2) inner wall is inhaled in blotter (72) fixed connection, blotter (72) are located the inside of fixed cover (71), motor (6) fixed connection is at the top of blotter (72), the left end of motor (6) output shaft runs through the left side to fixed cover (71) and is connected with centrifugal fan body (3) transmission through belt and belt pulley, inhale the inside of sound cotton (73) fixed connection at fixed cover (71).

3. The cabinet type centrifugal fan of claim 1, wherein: sealing mechanism (8) are including maintenance door (81) and recess (82), maintenance door (81) pass through hinge and hasp swing joint in the front of the cabinet body (1), the front at the cabinet body (1) is seted up in recess (82), maintenance door (81) and recess (82) swing joint.

4. The cabinet type centrifugal fan of claim 1, wherein: the noise reduction mechanism (9) comprises a noise reduction cover (91) and a noise reduction plate (92), the noise reduction cover (91) is fixedly installed on the back face of the cabinet body (1), the noise reduction cover (91) is located on the outer side of the output end of the centrifugal fan body (3), and the noise reduction plate (92) is transversely and fixedly connected inside the noise reduction cover (91).

5. The cabinet type centrifugal fan of claim 1, wherein: the dust cover (10) is fixedly mounted on the right side of the cabinet body (1), the dust cover (10) is located on the outer side of the air inlet (4), and the sound-absorbing board (5) is transversely fixedly connected to the inner portion of the dust cover (10).

6. The cabinet type centrifugal fan of claim 3, wherein: the rear side of the maintenance door (81) is fixedly connected with a sealing sleeve (11), and the shape of the surface of the sealing sleeve (11) is the same as that of the inner wall of the groove (82).