CN210919557U

CN210919557U - Amortization centrifugal fan impeller

Info

Publication number: CN210919557U
Application number: CN201921728832.XU
Authority: CN
Inventors: 付少健
Original assignee: Suzhou Schwick Environmental Protection Technology Co ltd
Current assignee: Suzhou Schwick Environmental Protection Technology Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-07-03
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses an amortization centrifugal fan impeller, including the centrifugal fan subassembly, the bottom fixedly connected with bottom plate of centrifugal fan subassembly, the top fixedly connected with whistle box of bottom plate, the cotton board of inner wall fixedly connected with glass of whistle box, the inner wall fixedly connected with perforated plate of the cotton board of glass, the equal fixedly connected with soundproof cotton in both sides of perforated plate inner wall, the opening has been seted up at the top of whistle box and the tuber pipe that is located the centrifugal fan subassembly. The utility model discloses a set up centrifugal fan subassembly, bottom plate, whistle box, the cotton board of glass, perforated plate, soundproof cotton, opening, inhale the sound cotton, perforated pipe, circular slot, inhale the sound composite sheet, the cotton and the radiating groove of amortization, solved the unable noise removal of current centrifugal fan, these noises not only polluted environment, still harm the healthy problem of health, but this amortization centrifugal fan impeller possesses the advantage of amortization, has improved centrifugal fan's practicality, convenient to use person's use.

Description

Amortization centrifugal fan impeller

Technical Field

The utility model relates to a centrifugal fan technical field specifically is an amortization centrifugal fan impeller.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

Centrifugal fan can produce a large amount of noises at the in-process of using, and these noises mainly are produced by fan and impeller during operation, but the unable noise removal of current centrifugal fan, and these noises not only polluted the environment, still harm healthy, have reduced centrifugal fan's practicality, not convenient to use person's use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a amortization centrifugal fan impeller possesses the advantage that can the amortization, has solved the unable noise removal of current centrifugal fan, and these noises are the polluted environment not only, still harm the healthy problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an amortization centrifugal fan impeller, includes the centrifugal fan subassembly, the bottom fixedly connected with bottom plate of centrifugal fan subassembly, the top fixedly connected with whistle box of bottom plate, the cotton board of inner wall fixedly connected with glass of whistle box, the inner wall fixedly connected with perforated plate of the cotton board of glass, the equal fixedly connected with soundproof cotton in both sides of perforated plate inner wall, the opening has been seted up at the top of whistle box and the play tuber pipe that is located the centrifugal fan subassembly, the sound cotton is inhaled to the top fixedly connected with of opening, inhale the cotton inner wall fixedly connected with perforated pipe of sound, the front side of whistle box has been seted up the circular slot, the front side fixedly connected with of circular slot inhales the sound composite sheet, the fixed surface that inhales the sound is connected with the amortization cotton, the radiating groove has been.

Preferably, the surface of the sound muffling box is fixedly connected with a galvanized outer plate, and the galvanized outer plate is made of a steel plate.

Preferably, the two sides of the bottom of the sound muffling box are fixedly connected with cushion blocks, and the bottom of each cushion block is provided with anti-skid grains.

Preferably, the inner wall of the sound-absorbing composite board is fixedly connected with a dust screen, and the dust screen is made of metal.

Preferably, the back of the heat dissipation groove is fixedly connected with a noise reduction plate, and the noise reduction plate is made of foam.

Preferably, the back surface of the noise reduction plate is fixedly connected with a radiating fin, and the radiating fin is made of aluminum.

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

1. the utility model discloses a set up centrifugal fan subassembly, bottom plate, whistle box, the cotton board of glass, perforated plate, soundproof cotton, opening, inhale the sound cotton, perforated pipe, circular slot, inhale the sound composite sheet, the cotton and the radiating groove of amortization, solved the unable noise removal of current centrifugal fan, these noises not only polluted environment, still harm the healthy problem of health, but this amortization centrifugal fan impeller possesses the advantage of amortization, has improved centrifugal fan's practicality, convenient to use person's use.

2. The utility model discloses a setting of zinc-plating planking, can block that the noise that is not absorbed completely spreads the whistle box, setting through the cushion, can lift up the bottom plate, prevent the direct and ground contact of bottom plate, the circulation of bottom plate bottom air of being convenient for, the heat dissipation of being convenient for, setting through the dust screen, can filter the dust, avoid the dust to enter into the inside of whistle box, through the setting of falling the board of making an uproar, can absorb the produced noise of centrifugal fan subassembly during operation, through the setting of fin, can absorb the produced heat of centrifugal fan subassembly during operation.

Drawings

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

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

FIG. 3 is a rear view of the structure of the present invention;

fig. 4 is an enlarged view of a portion a in the structure diagram of the present invention 2.

In the figure: 1 centrifugal fan subassembly, 2 bottom plates, 3 whistle boxes, 4 cotton boards of glass, 5 perforated plates, 6 soundproof cotton, 7 openings, 8 inhale the sound cotton, 9 perforated pipes, 10 circular slots, 11 inhale the sound composite sheet, 12 amortization cotton, 13 radiating grooves, 14 zinc-plated planking, 15 cushion, 16 dust screens, 17 fall the board of making an uproar, 18 fin.

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.

Referring to fig. 1-4, a muffling centrifugal fan impeller comprises a centrifugal fan assembly 1, a bottom plate 2 is fixedly connected to the bottom of the centrifugal fan assembly 1, a muffling box 3 is fixedly connected to the top of the bottom plate 2, a galvanized outer plate 14 is fixedly connected to the surface of the muffling box 3, the galvanized outer plate 14 is made of a steel plate, the muffling box 3 can prevent noise which is not completely absorbed from being transmitted through the arrangement of the galvanized outer plate 14, cushion blocks 15 are fixedly connected to both sides of the bottom of the muffling box 3, anti-skid lines are arranged at the bottom of the cushion blocks 15, the bottom plate 2 can be lifted up through the arrangement of the cushion blocks 15, the bottom plate 2 is prevented from directly contacting with the ground, circulation of air at the bottom of the bottom plate 2 is facilitated, heat dissipation is facilitated, a glass wool plate 4 is fixedly connected to the inner wall of the muffling box 3, a perforated plate 5 is fixedly connected to, the top of the sound-muffling box 3 and the air outlet pipe positioned at the centrifugal fan component 1 are provided with through holes 7, the top of the through holes 7 is fixedly connected with sound-absorbing cotton 8, the inner wall of the sound-absorbing cotton 8 is fixedly connected with perforated pipes 9, the front side of the sound-muffling box 3 is provided with circular grooves 10, the front side of the circular grooves 10 is fixedly connected with a sound-absorbing composite board 11, the inner wall of the sound-absorbing composite board 11 is fixedly connected with a dust screen 16, the dust screen 16 is made of metal, the dust can be filtered through the arrangement of the dust screen 16, the dust is prevented from entering the inside of the sound-muffling box 3, the surface of the sound-absorbing composite board 11 is fixedly connected with sound-absorbing cotton 12, the back of the sound-muffling box 3 is provided with a radiating groove 13, the back of the radiating groove 13 is fixedly connected with a noise-reducing plate 17, the material of the noise-, the heat sink 18 is made of aluminum, and the heat generated by the centrifugal fan assembly 1 during operation can be absorbed by the heat sink 18.

During the use, the user starts centrifugal fan subassembly 1, centrifugal fan subassembly 1 during operation produces the sound wave that vibration wave and impeller high-speed motion produced, vibration wave and sound wave carry out first absorption through soundproof cotton 6 earlier and get rid of a part vibration wave and sound wave, then absorb by the tiny pore of superfine glass cotton board 4 gradually through perforated plate 5 and glass cotton board 4, and galvanized shell plate 14 then prevents not to spread out whistle box 3 by the sound wave of complete absorption, the noise of impeller is absorbed by the tiny pore on sound absorption composite sheet 11 and the 12 surfaces of amortization cotton, the noise when giving vent to anger is also absorbed by the inside tiny pore of sound absorption cotton 8 and perforated pipe 9.

In summary, the following steps: this amortization centrifugal fan impeller through setting up centrifugal fan subassembly 1, bottom plate 2, whistle box 3, the cotton board 4 of glass, perforated plate 5, soundproof cotton 6, opening 7, inhale cotton 8, perforated pipe 9, circular slot 10, inhale sound composite sheet 11, amortization cotton 12 and radiating groove 13, has solved the unable noise abatement of current centrifugal fan, and these noises not only polluted environment, still harm the healthy problem.

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 amortization centrifugal fan impeller, includes centrifugal fan subassembly (1), its characterized in that: the bottom of the centrifugal fan component (1) is fixedly connected with a bottom plate (2), the top of the bottom plate (2) is fixedly connected with a sound-deadening box (3), the inner wall of the sound-deadening box (3) is fixedly connected with a glass cotton plate (4), the inner wall of the glass cotton plate (4) is fixedly connected with a perforated plate (5), sound-insulating cotton (6) is fixedly connected with the two sides of the inner wall of the perforated plate (5), an opening (7) is formed in the top of the sound-deadening box (3) and positioned on an air outlet pipe of the centrifugal fan component (1), sound-absorbing cotton (8) is fixedly connected with the top of the opening (7), a perforated pipe (9) is fixedly connected with the inner wall of the sound-absorbing cotton (8), a circular groove (10) is formed in the front side of the sound-deadening box (3), a sound-absorbing composite plate (11) is fixedly connected with the front surface of, the back of the sound-muffling box (3) is provided with a heat dissipation groove (13).

2. The muffling centrifugal fan impeller of claim 1, wherein: the surface of the sound muffling box (3) is fixedly connected with a galvanized outer plate (14), and the galvanized outer plate (14) is made of a steel plate.

3. The muffling centrifugal fan impeller of claim 1, wherein: the two sides of the bottom of the sound muffling box (3) are fixedly connected with cushion blocks (15), and anti-skid grains are arranged at the bottom of the cushion blocks (15).

4. The muffling centrifugal fan impeller of claim 1, wherein: the inner wall of the sound-absorbing composite board (11) is fixedly connected with a dust screen (16), and the dust screen (16) is made of metal.

5. The muffling centrifugal fan impeller of claim 1, wherein: the back fixedly connected with of radiating groove (13) falls board (17) of making an uproar, fall the material of board (17) of making an uproar and be the foam.

6. The muffling centrifugal fan impeller of claim 5, wherein: the back of the noise reduction plate (17) is fixedly connected with a radiating fin (18), and the radiating fin (18) is made of aluminum.