CN208686185U - A kind of chimney structure with silencing function - Google Patents
A kind of chimney structure with silencing function Download PDFInfo
- Publication number
- CN208686185U CN208686185U CN201820997235.6U CN201820997235U CN208686185U CN 208686185 U CN208686185 U CN 208686185U CN 201820997235 U CN201820997235 U CN 201820997235U CN 208686185 U CN208686185 U CN 208686185U
- Authority
- CN
- China
- Prior art keywords
- noise reduction
- silencing
- obturator
- tube body
- inlet pipe
- 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
Links
- 230000030279 gene silencing Effects 0.000 title claims abstract description 46
- 229920000742 Cotton Polymers 0.000 claims abstract description 15
- 238000010521 absorption reaction Methods 0.000 claims abstract description 4
- 230000009467 reduction Effects 0.000 claims description 40
- 239000003546 flue gas Substances 0.000 abstract description 20
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 19
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model relates to a kind of chimney structures with silencing function, including admission line, silencing pipeline and outlet pipe, the admission line is tightly connected with outlet pipe by the silencing pipeline, the inner wall of the silencing pipeline is equipped with acoustical cotton, is equipped with the obturator with sound absorption function in the silencing pipeline.A kind of chimney structure with silencing function provided by the utility model, flue gas flow direction admission line caused by diesel-driven generator, then flow through silencing pipeline, due to being equipped with acoustical cotton and obturator in silencing pipeline, noise is absorbed during flue gas flows through silencing pipeline, then noiseless flue gas is discharged from outlet pipe, noise caused by diesel-driven generator is avoided to diffuse to extraneous effect from chimney to realize, furthermore, pass through the said structure design to silencing pipeline, can guarantee chimney structure eliminated while eliminating high frequency noise in low frequency noise, further improve the noise elimination effect of chimney structure.
Description
Technical field
The utility model relates to chimney fields, and in particular to a kind of chimney structure with silencing function.
Background technique
National water and electricity supply is because multi-party reason occurs serious in short supply, and electricity consumption is limited to a certain extent, in recent years, exactly
In the period of China's industrial economy fast development, all diesel generating set is mass produced in investment to numerous enterprises one after another.Diesel generation
Unit is a kind of power-supply device of dragging synchronous generator power generation using diesel engine as prime mover.It is that a kind of starting is rapid, operates dimension
Repair convenience, small investment, to the stronger power generator of the conformability of environment.But since diesel generating set design feature itself is made an uproar
Sound is larger, how to realize that great noise reduction is always to perplex the problem of diesel generating set industry.It devises in the prior art
A series of sound proof boxs for diesel-driven generator play certain deadening, but due to that can generate during diesel generation
A large amount of flue gases need that flue gas caused by diesel-driven generator is discharged out of sound proof box by chimney, since chimney is directly connected to
The inside of sound proof box and external environment, partial noise caused by diesel-driven generator will be transferred to the external world by chimney.
Utility model content
The utility model provides a kind of chimney structure with silencing function, it can be achieved that avoiding while flue gas is discharged
Noise caused by diesel-driven generator diffuses to extraneous effect from chimney.
To achieve the above object, the utility model provides a kind of chimney structure with silencing function, including air inlet pipe
Road, silencing pipeline and outlet pipe, the admission line are tightly connected with outlet pipe by the silencing pipeline, the noise reduction
The inner wall of pipeline is equipped with acoustical cotton, is equipped with the obturator with sound absorption function in the silencing pipeline.
Preferably, the silencing pipeline include: noise reduction tube body, connect with noise reduction tube body lower end into
Gas connecting tube and the outlet connecting tube connecting with noise reduction tube body upper end, the inlet pipe connection, outlet connecting tube and disappear
Sound tube ontology is coaxially disposed.
Preferably, the internal diameter of the inlet pipe connection and the internal diameter of outlet connecting tube are equal and be respectively less than described disappear
The equal internal diameter of sound tube ontology.
Preferably, the obturator is coaxially disposed in cylindrical shape and with the noise reduction tube body.
Preferably, the outer diameter of the obturator is identical as the internal diameter of the inlet pipe connection.
Preferably, connected between the noise reduction tube body and the inlet pipe connection by the sealing of the first connecting plate
It connects, first connecting plate is the annular plate-like extended from the outer wall of the inlet pipe connection to the outer wall of the noise reduction tube body
It structure and is vertically arranged with the inlet pipe connection；Pass through the second connection between the noise reduction tube body and the outlet connecting tube
Plate is tightly connected, and second connecting plate is to extend from the outer wall of the outlet connecting tube to the outer wall of the noise reduction tube body
It annular plate-like structure and is vertically arranged with the outlet connecting tube.
Preferably, the lower end surface of the obturator and the distance between the upper surface of first connecting plate are
The distance between lower surface of d1, the upper surface of the obturator and second connecting plate is d2, in which: d1=d2 > 0.
Preferably, the acoustical cotton is acoustical cotton resistant to high temperature；The obturator is obturator resistant to high temperature.
Preferably, the lower end of the inlet pipe connection and the admission line are connected by the sealing of first flange disk
It connects, the upper end of the outlet connecting tube is tightly connected with the outlet pipe by second flange disk.
A kind of chimney structure with silencing function provided by above-mentioned technical proposal, flue gas caused by diesel-driven generator
Admission line is flowed to, silencing pipeline is then flowed through, due to being equipped with acoustical cotton and obturator in silencing pipeline, flue gas flows through hush pipe
Noise is absorbed during road, and noiseless flue gas then is discharged from outlet pipe, avoids diesel-driven generator to realize
Generated noise diffuses to extraneous effect from chimney, in addition, passing through the said structure design to silencing pipeline, it is ensured that cigarette
Chimney structure eliminated while eliminating high frequency noise in low frequency noise, further improve the noise elimination effect of chimney structure.
Detailed description of the invention
Fig. 1 is the structure sectional view of silencing pipeline；
Fig. 2 is the cross-sectional view of Section A-A in Fig. 1.
Wherein: 1, second flange disk；2, outlet connecting tube；3, noise reduction tube body；4, obturator；5, inlet pipe connection；6,
First flange disk；7, the first connecting plate；8, the second connecting plate.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
It as shown in Figs. 1-2, is a kind of chimney structure with silencing function provided by the utility model, including air inlet pipe
Road, silencing pipeline and outlet pipe, the admission line are tightly connected with outlet pipe by the silencing pipeline, the noise reduction
The inner wall of pipeline is equipped with acoustical cotton, is equipped with the obturator 4 with sound absorption function in the silencing pipeline.Specifically, diesel generation
Flue gas flow direction admission line caused by machine, then flows through silencing pipeline, due to being equipped with acoustical cotton and obturator in silencing pipeline
4, noise is absorbed during flue gas flows through silencing pipeline, noiseless flue gas then is discharged from outlet pipe, to realize
Noise caused by diesel-driven generator is avoided to diffuse to extraneous effect from chimney, in addition, by the above-mentioned of silencing pipeline
Structure design, it is ensured that chimney structure eliminated while eliminating high frequency noise in low frequency noise, further improve chimney knot
The noise elimination effect of structure.
Further, the silencing pipeline include: noise reduction tube body 3, the air inlet that is connect with 3 lower end of noise reduction tube body
Connecting tube 5 and the outlet connecting tube 2 being connect with 3 upper end of noise reduction tube body, the inlet pipe connection 5,2 and of outlet connecting tube
Noise reduction tube body 3 is coaxially disposed；The internal diameter of the inlet pipe connection 5 and internal diameter of outlet connecting tube 2 is equal and respectively less than institute
State the equal internal diameter of noise reduction tube body 3；The obturator 4 is coaxially disposed in cylindrical shape and with the noise reduction tube body 3；It is described to fill out
The outer diameter for filling body 4 is identical as the internal diameter of the inlet pipe connection 5；Lead between the noise reduction tube body 3 and the inlet pipe connection 5
The sealed connection of the first connecting plate 7 is crossed, first connecting plate 7 is from the outer wall of the inlet pipe connection 5 to the hush pipe sheet
It annular plate-like structure that the outer wall of body 3 extends and is vertically arranged with the inlet pipe connection 5；The noise reduction tube body 3 with it is described
It is tightly connected between outlet connecting tube 2 by the second connecting plate 8, second connecting plate 8 is from the outer of the outlet connecting tube 2
It annular plate-like structure that wall extends to the outer wall of the noise reduction tube body 3 and is vertically arranged with the outlet connecting tube 2；It is described to fill out
Filling the distance between the lower end surface of body 4 and the upper surface of first connecting plate 7 is d1, the upper surface of the obturator 4 and institute
Stating the distance between lower surface of the second connecting plate 8 is d2, in which: d1=d2 > 0.In this way, the silencing pipeline as shown in Figure 1
One curved exhaust gases passes of interior formation, flue gas flows into noise reduction tube body 3 from inlet pipe connection 5 first, due under obturator 4
The blocking at end, the direction of flue gas, which change and enter the flue gas between the outer wall of obturator 4 and the inner wall of noise reduction tube body 3, leads to
It in road and flows up, when flowing to the upper end of noise reduction tube body 3, due to the blocking of the second connecting plate 8, the direction of flue gas is again
It is secondary to change, outlet pipe discharge then is flowed out into from outlet connecting tube 2, by the above process, so that flue gas and suction
Sound cotton and the contact of obturator 4 are more abundant to improve sound-absorbing effect, in addition, can extend flue gas by the above process in noise reduction
Residence time in pipeline, thus, further increase sound-absorbing effect.In addition, internal diameter and outlet by guaranteeing inlet pipe connection 5
The internal diameter that the internal diameter of connecting tube 2 is equal and respectively less than described noise reduction tube body 3 is equal, the outer diameter of the obturator 4 and the air inlet
The internal diameter of connecting tube 5 is identical, d1=d2 > 0, is arranged such, it is ensured that phase between admission line, silencing pipeline and outlet pipe
Intercommunicated and then guarantee flue gas flows smooth in silencing pipeline.
Further, in this embodiment the acoustical cotton is acoustical cotton resistant to high temperature；The obturator 4 is resistant to high temperature
Obturator.To prevent leading to acoustical cotton and the thawing of obturator 4 or aging due to generating heat in diesel-driven generator power generation process,
Improve the service life of chimney structure.
Further, the lower end of the inlet pipe connection 5 and the admission line are tightly connected by first flange disk 6,
The upper end of the outlet connecting tube 2 and the outlet pipe are tightly connected by second flange disk 1, the noise reduction tube body 3 and
It is tightly connected between the inlet pipe connection 5 by the first connecting plate 7, first connecting plate 7 is from the inlet pipe connection 5
The annular plate-like structure that extends to the outer wall of the noise reduction tube body 3 of outer wall and be vertically arranged with the inlet pipe connection 5；Institute
State between noise reduction tube body 3 and the outlet connecting tube 2 by the second connecting plate 8 be tightly connected, second connecting plate 8 be from
Annular plate-like structure that the outer wall of the outlet connecting tube 2 extends to the outer wall of the noise reduction tube body 3 and connect with the outlet
Adapter tube 2 is vertically arranged；It is arranged such, it is ensured that the leakproofness of silencing pipeline entirety, to prevent flue gas from sending out at silencing pipeline
Raw leakage.
In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second ", " third " are used for description purposes only, and should not be understood as
Indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
It also should be regarded as the protection scope of the utility model into replacement.
Claims (3)
1. a kind of chimney structure with silencing function, which is characterized in that including admission line, silencing pipeline and outlet pipe,
The admission line is tightly connected with outlet pipe by the silencing pipeline, and the inner wall of the silencing pipeline is equipped with acoustical cotton,
The obturator with sound absorption function is equipped in the silencing pipeline；
The silencing pipeline include: noise reduction tube body, the inlet pipe connection being connect with noise reduction tube body lower end and with it is described
The outlet connecting tube of noise reduction tube body upper end connection, the inlet pipe connection, outlet connecting tube and noise reduction tube body are coaxially set
It sets；
The internal diameter of the inlet pipe connection and the internal diameter that the internal diameter of outlet connecting tube is equal and respectively less than described noise reduction tube body is equal；
The obturator is coaxially disposed in cylindrical shape and with the noise reduction tube body；
The outer diameter of the obturator is identical as the internal diameter of the inlet pipe connection；
It is tightly connected between the noise reduction tube body and the inlet pipe connection by the first connecting plate, first connecting plate is
Annular plate-like structure from the outer wall of the inlet pipe connection to the outer wall of the noise reduction tube body that extend from and connect with the air inlet
Adapter tube is vertically arranged；It is tightly connected between the noise reduction tube body and the outlet connecting tube by the second connecting plate, described the
Two connecting plates be the annular plate-like structure extended from the outer wall of the outlet connecting tube to the outer wall of the noise reduction tube body and with
The outlet connecting tube is vertically arranged；
The distance between the lower end surface of the obturator and the upper surface of first connecting plate are d1, the upper end of the obturator
The distance between face and the lower surface of second connecting plate are d2, in which: d1=d2 > 0.
2. the chimney structure according to claim 1 with silencing function, which is characterized in that the acoustical cotton is high temperature resistant
Acoustical cotton；The obturator is obturator resistant to high temperature.
3. the chimney structure according to claim 1 with silencing function, which is characterized in that under the inlet pipe connection
End is tightly connected with the admission line by first flange disk, and upper end and the outlet pipe of the outlet connecting tube pass through
Second flange disk is tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820997235.6U CN208686185U (en) | 2018-06-26 | 2018-06-26 | A kind of chimney structure with silencing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820997235.6U CN208686185U (en) | 2018-06-26 | 2018-06-26 | A kind of chimney structure with silencing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686185U true CN208686185U (en) | 2019-04-02 |
Family
ID=65879341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820997235.6U Expired - Fee Related CN208686185U (en) | 2018-06-26 | 2018-06-26 | A kind of chimney structure with silencing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208686185U (en) |
-
2018
- 2018-06-26 CN CN201820997235.6U patent/CN208686185U/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 |
Granted publication date: 20190402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |