CN212479711U

CN212479711U - Convenient and practical's novel fan muffler

Info

Publication number: CN212479711U
Application number: CN202020529090.4U
Authority: CN
Inventors: 李姚
Original assignee: Dezhou Qihang Air Conditioning Equipment Co ltd
Current assignee: Dezhou Qihang Air Conditioning Equipment Co ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-02-05
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a convenient and practical's novel fan muffler, including the muffler body, the bottom fixedly connected with supporting pad of muffler body, the surface of muffler body is provided with the muffler shell, the muffler shell includes metal casing layer, the cotton layer of bottom fixedly connected with amortization of metal casing layer, and the bottom fixedly connected with on the cotton layer of amortization inhales the sound felt layer, and the left side of muffler body is provided with the air intake, and the right side of muffler body is provided with the air outlet, and the right side fixedly connected with of air intake converges the sound pipe, the first collection tuber pipe of right side fixedly connected with of the collection tuber pipe, the right side fixedly connected with amortization pipe of first collection tuber pipe. The utility model discloses play protection muffler body and carry out the effect of amortization to the fan, carry out the amortization for the first time, carry out the amortization for the second time, reached the advantage that the sound-deadening effect is good to effectual solved current muffler noise cancelling effect can't solve the problem that the noise influences resident life not well.

Description

Convenient and practical's novel fan muffler

Technical Field

The utility model relates to a fan silencer technical field specifically is a convenient and practical's novel fan muffler.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The noise generated by the fan in operation is often a factor affecting the health of workers and disturbing the environment, and particularly, the noise generated by the fan in the adjacent living area is large, so that the daily life of residents is affected, the fan needs to be subjected to noise elimination treatment, and a device for allowing air flow to pass through by transmitting tissue sound through a silencer is an important measure for eliminating the noise of the fan. But current muffler is at the in-process to the fan amortization, can not play fine noise cancelling effect, can't solve the noise influence resident daily life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient and practical's novel fan muffler possesses the good advantage of noise cancelling effect, has solved the not good problem that can't solve the noise and influence resident life of current muffler noise cancelling effect.

In order to achieve the above object, the utility model provides a following technical scheme: a convenient and practical novel fan silencer comprises a silencer body, wherein a supporting pad is fixedly connected to the bottom of the silencer body, a silencer shell is arranged on the outer surface of the silencer body and comprises a metal shell layer, a silencing cotton layer is fixedly connected to the bottom of the metal shell layer, a sound-absorbing felt layer is fixedly connected to the bottom of the silencing cotton layer, an air inlet is formed in the left side of the silencer body, an air outlet is formed in the right side of the silencer body, a sound collecting pipe is fixedly connected to the right side of the air inlet, a first air collecting pipe is fixedly connected to the right side of the sound collecting pipe, a silencing pipe is fixedly connected to the right side of the first air collecting pipe, a second air collecting pipe is fixedly connected to the right side of the silencing pipe, a first silencing plate is fixedly connected to the right side of the second air collecting pipe, and a second silencing plate is fixedly connected to the right side of the second air collecting pipe, the right side fixedly connected with third acoustical board of second collection tuber pipe, first acoustical board is located the top of second acoustical board, the second acoustical board is located the top of third acoustical board, the equal fixedly connected with in right side of first acoustical board, second acoustical board and third acoustical board gathers the tuber pipe, the right side of gathering the tuber pipe and the left side fixed connection of air outlet.

Preferably, the number of the supporting pads is two.

Preferably, the number of the silencing tubes is five, and the five silencing tubes are arranged on the right side of the first air collecting pipe in an equidistant mode.

Preferably, the first, second and third acoustic panels are of equal shape and size.

Preferably, the first, second and third sound-absorbing plates are arranged at equal distances to the right side of the second air collecting duct.

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

the utility model discloses a set up the muffler shell and play the effect of protection muffler body and carry out the amortization to the fan, play the protective action to the muffler body through the metal casing layer, carry out the noise elimination to the gas that flows in the muffler through amortization cotton layer and sound absorption felt layer, make the wind that the fan produced enter into the muffler body through setting up the air intake, make the gas after the amortization leave the muffler body through setting up the air outlet in, make the noise in the gas assemble together through converging the pipe, make the wind in the muffler enter into the muffler pipe through first collection tuber pipe and carry out the first amortization, make the wind of muffler assemble again through second collection tuber pipe, carry out the second amortization through first acoustical panel, second acoustical panel and third acoustical panel, make the gas after the amortization assemble air outlet department through the tuber pipe, thereby conveniently leave in the muffler body, the advantage that the amortization effect is good has been reached, thereby the effectual current muffler noise cancelling effect of having solved can't solve the problem that the noise influences resident's life not well.

Drawings

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

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

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1 silencer body, 2 supporting pads, 3 silencer shells, 31 metal shell layers, 32 silencing cotton layers, 33 sound-absorbing felt layers, 4 air inlets, 5 air outlets, 6 sound gathering pipes, 7 first air collecting pipes, 8 silencing pipes, 9 second air collecting pipes, 10 first silencing boards, 11 second silencing boards, 12 third silencing boards and 13 air collecting pipes.

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. 1-3, a convenient and practical novel fan silencer comprises a silencer body 1, wherein the bottom of the silencer body 1 is fixedly connected with two supporting pads 2, the number of the supporting pads 2 is two, the outer surface of the silencer body 1 is provided with a silencer shell 3, the silencer body 1 is protected and the fan is silenced by arranging the silencer shell 3, the silencer shell 3 comprises a metal shell layer 31, the silencer body 1 is protected by the metal shell layer 31, the bottom of the metal shell layer 31 is fixedly connected with a silencing cotton layer 32, the bottom of the silencing cotton layer 32 is fixedly connected with an acoustic felt layer 33, the gas flowing into the silencer is silenced by the cotton layer 32 and the acoustic felt layer 33, the left side of the silencer body 1 is provided with an air inlet 4, and the air generated by the fan enters the silencer body 1 by arranging the air inlet 4, the right side of the silencer body 1 is provided with an air outlet 5, the silenced gas leaves the silencer body 1 through the air outlet 5, the right side of the air inlet 4 is fixedly connected with a sound collecting pipe 6, noise in the gas is collected together through the sound collecting pipe 6, the right side of the sound collecting pipe 6 is fixedly connected with a first air collecting pipe 7, the right side of the first air collecting pipe 7 is fixedly connected with five sound eliminating pipes 8, the five sound eliminating pipes 8 are arranged on the right side of the first air collecting pipe 7 in an equidistant mode, the air in the silencers enters the sound eliminating pipes 8 through the first air collecting pipe 7 to be subjected to first silencing, the right side of the sound eliminating pipes 8 is fixedly connected with a second air collecting pipe 9, the right side of the second air collecting pipe 9 is fixedly connected with a first silencing plate 10, the right side of the second air collecting pipe 9 is fixedly connected with a second silencing plate 11, the right side of the second air collecting pipe 9 is fixedly connected with a third silencing plate 12, the first sound-absorbing plate 10 is located above the second sound-absorbing plate 11, the second sound-absorbing plate 11 is located above the third sound-absorbing plate 12, the first sound-absorbing plate 10, the second sound-absorbing plate 11 and the third sound-absorbing plate 12 are equal in shape and size, the first sound-absorbing plate 10, the second sound-absorbing plate 11 and the third sound-absorbing plate 12 are arranged on the right side of the second air collecting pipe 9 in an equidistant mode, the air of the silencer is converged again through the second air collecting pipe 9, the second sound-absorbing plate 11 and the third sound-absorbing plate 12 are subjected to secondary silencing through the first sound-absorbing plate 10, the second sound-absorbing plate 11 and the third sound-absorbing plate 12, the air gathering pipes 13 are fixedly connected to the right sides of the first sound-absorbing plate 10, the second sound-absorbing plate 11 and the third sound-absorbing plate 12, the right sides of the air-gathering pipes 13 are fixedly connected to the right sides of the air-gathering pipes 13 and the left sides of the air outlets 5, the silenced air is gathered to the air outlets 5 through the air-gathering pipes 13, so that resident air To give a title.

The working principle is as follows: this convenient and practical's novel fan muffler during use, the gaseous through following air intake 4 that the fan produced enters into muffler body 1 in, carry out the amortization through the cotton layer 32 of amortization and the gas of inhaling the sound felt layer 33 and flowing into in the muffler, gaseous through converging sound pipe 6 and entering into first collection tuber pipe 7, the noise that converges in the sound pipe 6 messenger gas assembles together, make gaseous entering into muffler pipe 8 through first collection tuber pipe 7 and carry out the amortization for the first time, the first time amortization is accomplished the back, the wind that makes the muffler through second collection tuber pipe 9 assembles once more, through first acoustical panel 10, second acoustical panel 11 and third acoustical panel 11 carry out the amortization for the second time, the back is accomplished in the amortization for the second time, make the gas after the amortization assemble air outlet 5 departments through gathering tuber pipe 13, thereby conveniently leave in muffler body 1, the advantage good to fan noise cancelling effect has been reached.

In summary, the following steps: this convenient and practical's novel fan muffler through setting up muffler shell 3, metal casing layer 31, the cotton layer 32 of amortization, inhaling sound felt layer 33, converging sound pipe 6, first collection tuber pipe 7, hush pipe 8, second collection tuber pipe 9, first acoustical panel 10, second acoustical panel 11, third acoustical panel 12 and gathering wind pipe 13, has solved the not good problem that can't solve the noise and influence resident's life of current muffler noise cancelling effect.

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 convenient and practical's novel fan muffler, includes muffler body (1), its characterized in that: the silencer is characterized in that a supporting pad (2) is fixedly connected to the bottom of the silencer body (1), a silencer shell (3) is arranged on the outer surface of the silencer body (1), the silencer shell (3) comprises a metal shell layer (31), a silencing cotton layer (32) is fixedly connected to the bottom of the metal shell layer (31), a sound-absorbing felt layer (33) is fixedly connected to the bottom of the silencing cotton layer (32), an air inlet (4) is formed in the left side of the silencer body (1), an air outlet (5) is formed in the right side of the silencer body (1), a sound collecting pipe (6) is fixedly connected to the right side of the air inlet (4), a first air collecting pipe (7) is fixedly connected to the right side of the sound collecting pipe (6), a silencing pipe (8) is fixedly connected to the right side of the first air collecting pipe (7), and a second air collecting pipe (9) is fixedly connected to the right side of the silencing pipe (, the utility model discloses a wind collecting pipe, including second air collecting pipe (9), first muffler board (10) of right side fixedly connected with of second air collecting pipe (9), right side fixedly connected with second muffler board (11) of second air collecting pipe (9), right side fixedly connected with third muffler board (12) of second air collecting pipe (9), first muffler board (10) are located the top of second muffler board (11), second muffler board (11) are located the top of third muffler board (12), the equal fixedly connected with in right side of first muffler board (10), second muffler board (11) and third muffler board (12) gathers tuber pipe (13), the left side fixed connection of the right side of gathering tuber pipe (13) and air outlet (5).

2. The convenient and practical novel fan silencer according to claim 1 is characterized in that: the number of the supporting pads (2) is two.

3. The convenient and practical novel fan silencer according to claim 1 is characterized in that: the number of the silencing tubes (8) is five, and the five silencing tubes (8) are arranged on the right side of the first air collecting pipe (7) in an equidistant mode.

4. The convenient and practical novel fan silencer according to claim 1 is characterized in that: the first sound-absorbing plate (10), the second sound-absorbing plate (11) and the third sound-absorbing plate (12) are equal in shape and size.

5. The convenient and practical novel fan silencer according to claim 1 is characterized in that: the first sound-absorbing plate (10), the second sound-absorbing plate (11) and the third sound-absorbing plate (12) are arranged at the right side of the second air collecting pipe (9) in an equidistant mode.