CN208311143U - A kind of silencing means of blower - Google Patents
A kind of silencing means of blower Download PDFInfo
- Publication number
- CN208311143U CN208311143U CN201820222035.3U CN201820222035U CN208311143U CN 208311143 U CN208311143 U CN 208311143U CN 201820222035 U CN201820222035 U CN 201820222035U CN 208311143 U CN208311143 U CN 208311143U
- Authority
- CN
- China
- Prior art keywords
- hush pipe
- inner tube
- outer tube
- sliding rail
- tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The utility model discloses a kind of silencing means of blower, including the first hush pipe, second hush pipe and third hush pipe, first hush pipe includes the first outer tube, interaction hole and the first inner tube, first outer tube is internally provided with the first inner tube, and first is filled with silencing cotton between inner tube and the first outer tube, interactive hole is offered in first inner tube, the side of first hush pipe is welded with sliding rail, and the other end of sliding rail is connected with third hush pipe by loose collar, the other end of third hush pipe is connected with the second hush pipe by sliding rail, first hush pipe and the second hush pipe are terraced word structure, the first outer tube and the first inner tube in it are incline structure, increase the contact area under same length, so that the active area of acoustical cotton increases, improve the sound-absorbing effect under same length.
Description
Technical field
The utility model relates to noise reduction technical field more particularly to a kind of silencing means of blower.
Background technique
Blower is to improve gas pressure by the mechanical energy of input and supply gas side by side the machinery of body, it is a kind of driven stream
Body is mechanical.Blower is habit abbreviation of the China to gas compression and gas conveying machinery, and usually said blower includes ventilation blower,
Air blower, wind-driven generator.Blower can generate noise in use, and blower fan silencing device of today can not be limited
The erasure effect that space has been accomplished.
Utility model content
Purpose of the utility model is to solve the bad disadvantages of erasure effect existing in the prior art, and propose
A kind of silencing means of blower.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of silencing means of blower, including the first hush pipe, the second hush pipe, the first outer tube and third hush pipe, institute
Stating the first hush pipe includes the first outer tube, interaction hole and the first inner tube, and first outer tube is internally provided with the first inner tube, and
It is filled with silencing cotton between first inner tube and the first outer tube, offers interactive hole, first hush pipe in first inner tube
Side be welded with sliding rail, and the other end of sliding rail is connected with third hush pipe by loose collar, third hush pipe it is another
One end is connected with the second hush pipe by sliding rail, and the outside of the third hush pipe is equipped with sealing curtain, and one end glue of sealing curtain
It connects in the outside of the first hush pipe, the other end of sealing curtain is glued to the outside of the second hush pipe, second hush pipe and
The structure of one hush pipe is identical.
Preferably, the third hush pipe includes the second outer tube and the second inner tube, and the loose collar is welded in the second outer tube
Two sides, and the inside of the second outer tube is equipped with the second inner tube, be filled with silencing cotton between the second inner tube and the second outer tube, and second
Also interactive hole is offered in inner tube.
Preferably, first outer tube and the first inner tube are isosceles trapezoidal structure, second outer tube and the second inner tube
It is rectangular configuration.
Preferably, the side of first hush pipe is equipped with air inlet, and one end of second hush pipe offers outlet air
Mouthful.
Preferably, the vertical section of the sliding rail and loose collar is circular ring shape, first hush pipe, the second hush pipe and
The vertical section of third hush pipe is circle.
The beneficial effects of the utility model are:
1, first hush pipe of the utility model and the second hush pipe are terraced word structure, in the first outer tube and first
Inner tube is incline structure, increases the contact area under same length, so that the active area of acoustical cotton increases, is improved same
Sound-absorbing effect under sample length, and entirety is simple and reasonable, easy to operate, thus, it has good value for applications.
2, the utility model is provided with third by sliding rail and loose collar between the first hush pipe and the second hush pipe
Hush pipe, in use, position of the adjustable ring in sliding rail, and then adjustable third hush pipe and the first noise reduction
Spacing between pipe and the second hush pipe, facilitates the noise reduction operation under different situations demand, while in the first hush pipe and second
It is equipped with sealing curtain between hush pipe, can guarantee the leakproofness of junction by sealing curtain.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of blower silencing means contraction when structural schematic diagram；
Fig. 2 be the utility model proposes a kind of blower silencing means stretching, extension when structural schematic diagram.
In figure: 1 first hush pipe, 101 first outer tubes, 102 air outlets, 103 first inner tubes, 2 second hush pipes, 3 thirds
Hush pipe, 4 silencing cottons, 5 sliding rails, 6 loose collars, 7 second outer tubes, 8 second inner tubes, 9 sealing curtains.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, a kind of silencing means of blower, including the first hush pipe 1, the second hush pipe 2, the first outer tube 101
And third hush pipe 3, the first hush pipe 1 include the first outer tube 101, interaction hole 102 and the first inner tube 103, the first outer tube 101
It is internally provided with the first inner tube 103, and is filled with silencing cotton 4, the first inner tube 103 between the first inner tube 103 and the first outer tube 101
On offer interactive hole 102, the side of the first hush pipe 1 is welded with sliding rail 5, and the other end of sliding rail 5 passes through 6 activity of loose collar
It is connected with third hush pipe 3, the other end of third hush pipe 3 is connected with the second hush pipe 2 by sliding rail 5, third hush pipe 3
Outside is equipped with sealing curtain 9, and one end of sealing curtain 9 is glued to the outside of the first hush pipe 1, and the other end of sealing curtain 9 is glued to
The outside of second hush pipe 2, the second hush pipe 2 are identical as the structure of the first hush pipe 1.
In the present embodiment, third hush pipe 3 includes the second outer tube 7 and the second inner tube 8, and loose collar 6 is welded in the second outer tube 7
Two sides, and the inside of the second outer tube 7 be equipped with the second inner tube 8, between the second inner tube 8 and the second outer tube 7 be filled with silencing cotton 4,
And second also offers interactive hole 102 in inner tube 8, and the first outer tube 101 and the first inner tube 103 are isosceles trapezoidal structure, and second
Outer tube 7 and the second inner tube 8 are rectangular configuration, and the side of the first hush pipe 1 is equipped with air inlet, and one end of the second hush pipe 2 is opened
Equipped with air outlet, the vertical section of sliding rail 5 and loose collar 6 is circular ring shape, the first hush pipe 1, the second hush pipe 2 and third noise reduction
The vertical section of pipe 3 is circle.
In the present embodiment, the first hush pipe 1 and the second hush pipe 2 are terraced word structure, in the first outer tube 101 and
One inner tube 103 is incline structure, increases the contact area under same length, so that the active area of acoustical cotton 4 increases, is mentioned
Sound-absorbing effect under high same length, is set between the first hush pipe 1 and the second hush pipe 2 by sliding rail 5 and loose collar 6
It is equipped with third hush pipe 3, in use, position of the adjustable ring 6 in sliding rail 5, and then adjustable third noise reduction
Spacing between pipe 3 and the first hush pipe 1 and the second hush pipe 2 facilitates the noise reduction operation under different situations demand, while
Sealing curtain 9 is equipped between one hush pipe 1 and the second hush pipe 2, sealing curtain 9 is soft sealing cloth, facilitates different length
Demand can guarantee the leakproofness of junction by sealing curtain 9, improve the adaptability of device.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of silencing means of blower, including the first hush pipe (1), the second hush pipe (2), the first outer tube (101) and third
Hush pipe (3), which is characterized in that first hush pipe (1) includes the first outer tube (101), interaction hole (102) and the first inner tube
(103), first outer tube (101) is internally provided with the first inner tube (103), and the first inner tube (103) and the first outer tube
(101) silencing cotton (4) are filled between, are offered interactive hole (102) on first inner tube (103), first hush pipe
(1) side is welded with sliding rail (5), and the other end of sliding rail (5) is connected with third hush pipe (3) by loose collar (6),
The other end of third hush pipe (3) is connected with the second hush pipe (2) by sliding rail (5), is set on the outside of the third hush pipe (3)
Have sealing curtain (9), and one end of sealing curtain (9) is glued to the outside of the first hush pipe (1), the other end of sealing curtain (9) is glued
In the outside of the second hush pipe (2), second hush pipe (2) is identical as the structure of the first hush pipe (1).
2. a kind of silencing means of blower according to claim 1, which is characterized in that the third hush pipe (3) includes
Second outer tube (7) and the second inner tube (8), the loose collar (6) are welded in the two sides of the second outer tube (7), and the second outer tube (7)
Inside is equipped with the second inner tube (8), is filled with silencing cotton (4) between the second inner tube (8) and the second outer tube (7), and the second inner tube (8)
On also offer interactive hole (102).
3. a kind of silencing means of blower according to claim 2, which is characterized in that first outer tube (101) and
One inner tube (103) is isosceles trapezoidal structure, and second outer tube (7) and the second inner tube (8) are rectangular configuration.
4. a kind of silencing means of blower according to claim 1, which is characterized in that the one of first hush pipe (1)
Side is equipped with air inlet, and one end of second hush pipe (2) offers air outlet.
5. a kind of silencing means of blower according to claim 1, which is characterized in that the sliding rail (5) and loose collar (6)
Vertical section be circular ring shape, the vertical section of first hush pipe (1), the second hush pipe (2) and third hush pipe (3) is circle
Shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222035.3U CN208311143U (en) | 2018-02-08 | 2018-02-08 | A kind of silencing means of blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820222035.3U CN208311143U (en) | 2018-02-08 | 2018-02-08 | A kind of silencing means of blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311143U true CN208311143U (en) | 2019-01-01 |
Family
ID=64731191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820222035.3U Expired - Fee Related CN208311143U (en) | 2018-02-08 | 2018-02-08 | A kind of silencing means of blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311143U (en) |
-
2018
- 2018-02-08 CN CN201820222035.3U patent/CN208311143U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20210208 |