CN206929488U - Apparatus of thermo-electric power boiler pipeline washing pipe muffler - Google Patents
Apparatus of thermo-electric power boiler pipeline washing pipe muffler Download PDFInfo
- Publication number
- CN206929488U CN206929488U CN201720898837.1U CN201720898837U CN206929488U CN 206929488 U CN206929488 U CN 206929488U CN 201720898837 U CN201720898837 U CN 201720898837U CN 206929488 U CN206929488 U CN 206929488U
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- China
- Prior art keywords
- pipe
- lower hold
- decompression lower
- decompression
- thermo
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- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of apparatus of thermo-electric power boiler pipeline washing pipe muffler, including the adapting pipe connected with steam pipe, also include a decompression Lower Hold, the adapting pipe is stretched into decompression Lower Hold, point to the bottom surface of decompression Lower Hold in the adapting pipe outlet side, a horizontal screen cloth is provided with the decompression Lower Hold, screen cloth is located at the lower section of the gas outlet of adapting pipe, water-filling in the decompression Lower Hold, water level is less than the position of screen cloth, the bottom surface of the decompression Lower Hold is provided with charging connector, and the top of the decompression Lower Hold is provided with exhaust nozzle and water injection pipe；The top surface closing of the decompression Lower Hold, through hole is provided with center, through hole connects with the first hush pipe, the through hole of uniform branch is provided with the first hush pipe facade, its top closure, it is covered with a resonantron, and the bottom of resonantron is fixed on the top surface of decompression Lower Hold, and the internal diameter of its bottom to top is gradually increased；The muffler has more excellent erasure effect, and is easy to impurity screening.
Description
Technical field
The utility model is related to a kind of muffler, and in particular to one kind boiler tubing is installed in thermal power plant or
The Boiler Steam pipe muffler used when carrying out washing pipe to pipeline after maintenance outage.
Background technology
Station boiler after installation is complete, due to exist in boiler superheater, reheater and jet chimney iron rust, welding slag,
The debris such as iron filings, black dirt and grease, to ensure the high steam cleannes entered in steam turbine, the spontaneous high temperature of boiler need to be utilized
High steam is purged to boiler heating surface, pipe-line system, and the huge of up to 130-150db or so can be produced during blowpipe
Big noise, to causing very big noise pollution around power plant.
As shown in figure 1, the structural representation for existing boiler blow piping muffler.Including what is be connected with boiler blow piping 1 '
The horizontal positioned meshed inner barrel 2 ' of surface band.Inner barrel 2 ' is arranged at the inner chamber of the meshed outer cylinder body 3 ' of surface band
In.Inner barrel 2 ' and the coaxial line of outer cylinder body 3 '.Outer cylinder body 3 ' is stretched out in the rear end of inner barrel 2 '.Between inner barrel 2 ' and outer cylinder body 3 '
Linked together by several inner support stiffener plates 4 '.It is provided with one in each inner support stiffener plate 4 ' from the front to the back respectively
First circular hole 5 ' and several spaced elongated holes 6 ', elongated hole 6 ' is by a rectangular opening and the semicircle at left and right sides of rectangular opening
Hole is formed.The front end of inner barrel 2 ' is tightly connected with inner cylinder cone 7 '.Pass through cone between the rear end of outer cylinder body 3 ' and inner barrel 2 '
Shape end socket 8 ' connects.The front end of outer cylinder body 3 ' is connected with outer cylinder body head plate 9 '.Outer cylinder body 3 ' is arranged at cylindrical housings 10 '
Inner chamber.Housing 10 ' and the coaxial line of outer cylinder body 3 '.Pass through several outer support stiffener plates 11 ' between housing 10 ' and outer cylinder body 3 '
Connection.The upper end of housing 10 ' is provided with opening 12 '.Several are interval with from the front to the back respectively in each outer support stiffener plate 11 '
Second circular hole 13 '.Several end face stiffener plates 14 ' are connected between the foreboard and outer cylinder body 3 ' of housing 10 '.
In use, the high steam come out from boiler blow piping 1 ' is introduced into the inner chamber of inner barrel 2 '.Through the surface of inner barrel 2 '
Mesh outflow inner barrel 2 ' enter between inner barrel 2 ' and outer cylinder body 3 ', tool using jet noise theory realize expand flow, due to
The surface of each inner support stiffener plate 4 ' is provided with the first circular hole 5 ' and several elongated holes 5 ', and this some holes is than the mesh of inner barrel 2 '
Greatly, air-flow is made to obtain decompression drop stream between inner barrel 2 ' and outer cylinder body 3 ', afterwards small mesh of the high steam from outer cylinder body 3 '
Spray, and the opening 12 ' from the upper end of housing 10 ' is sprayed onto the external world.Airflow noise note after ejection closes《Industrial enterprise's noise criteria》
Requirement.
The silencer used now is substantially this structure, or similar structures.Its problem is that blowpipe can be blown out largely
Iron rust and impurity, loss to silencer can be very big, also easily blocks the passage of hush tube with holes, reduces effect of eliminating the noise
Fruit.In addition, pipeline coaxially connects in the same direction with silencing equipment, steam flow rate is very fast, can cause steam actual from noise elimination pipeline
The exclusion amount of tail end is far longer than the exclusion amount at other positions so that, design soundproof effect and soundproof effect during actual use
Differ greatly.
The content of the invention
The purpose of this utility model is that providing one kind is easy to filter iron rust and impurity, and each several part pressure is equal in hush pipe
The apparatus of thermo-electric power boiler pipeline washing pipe muffler of weighing apparatus.
To achieve these goals, the utility model includes the adapting pipe connected with steam pipe, in addition to a decompression
Lower Hold, the adapting pipe are stretched into decompression Lower Hold, and the bottom surface of decompression Lower Hold, the decompression are pointed in the adapting pipe outlet side
A horizontal screen cloth is provided with Lower Hold, screen cloth is located at the lower section of the gas outlet of adapting pipe, described to depressurize water-filling in Lower Hold, water
Position is less than the position of screen cloth, and the bottom surface of the decompression Lower Hold is provided with charging connector, and the top of the decompression Lower Hold is provided with exhaust nozzle
And water injection pipe；
The top surface of the decompression Lower Hold is closed, and is provided with through hole at center, through hole connects with the first hush pipe, and described first disappears
The through hole of uniform branch is provided with sound tube facade, its top closure, it is covered with a resonantron, and the bottom of resonantron is fixed on
On the top surface for depressurizing Lower Hold, the internal diameter of its bottom to top is gradually increased；
The resonantron is covered with a shell, and the bottom of shell is provided with a drainpipe, and the top of shell is provided with exhaust
Pipe, shell are fixed on the top surface of decompression Lower Hold, and the top of the resonantron connects with the bottom of blast pipe；
Sound absorber stock column is provided with the blast pipe, sound absorber stock column uniform branch in blast pipe, it is away from blast pipe
One end of gas outlet is provided with back taper flow diverter.
By setting screen cloth in the lower section for grabbing the gas outlet in adapter road, iron rust and other impurity can be filtered out.In addition,
High steam is directly sprayed onto on the water surface, and water can absorb substantial amounts of acoustic energy, plays sound deadening, meanwhile, steam is in decompression Lower Hold
Volumetric expansion, pressure reduces and equilibrium, flow velocity also slow down therewith, the basic phase of pressure at steam each position in the first hush pipe
Together, erasure effect obtains larger improvement.
Further, inversed taper platform shape drainage post is fixed on the top inner surface of first hush pipe.Drain the effect of post
First, avoiding the occurrence of turbulent flow, quadratic noise is formed, second, the pressure of balanced first hush pipe from top to bottom.
Further, depressurize in Lower Hold and be provided with a bubble adhesion layer, the bubble adhesion layer is made up of glass fiber mesh.Subtract
Pressure is constantly blown in storehouse, forms bubble, and bubble can absorb more than 95% sound wave, be extraordinary attractive material, increases glass
Bubble adhesion layer made of glass web is to stablize the effect of bubble sound absorption.
Further, the inner surface of shell fixes sound absorbing layer made of sound-absorbing material.
Further, the gas outlet of adapting pipe is located at the underface of through hole.Gas outlet is located at the underface of through hole, can
The uniform branch that is air pressure in decompression Lower Hold, so cause steam in hush pipe each site pressure also can balanced branch,
So as to improve erasure effect.
Brief description of the drawings
Fig. 1 is the structural representation of muffler in the prior art.
Fig. 2 is the utility model schematic diagram.
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
As illustrated, a kind of apparatus of thermo-electric power boiler pipeline washing pipe muffler, including the adapting pipe 100 connected with steam pipe,
Also include a decompression Lower Hold 200, the adapting pipe 100 is stretched into decompression Lower Hold 200, the outlet side of adapting pipe 100
The bottom surface of decompression Lower Hold 200 is pointed to, is provided with a horizontal screen cloth 202 in the decompression Lower Hold 200, screen cloth 202 is positioned at switching
The lower section of the gas outlet of pipeline 100, described to depressurize water-filling in Lower Hold 200, water level is less than the position of screen cloth 202, the decompression bottom
The bottom surface in storehouse 200 is provided with charging connector 201, and the top of the decompression Lower Hold 200 is provided with exhaust nozzle 204 and water injection pipe 203；
The top surface of the decompression Lower Hold 200 is closed, and is provided with through hole at center, through hole connects with the first hush pipe 300, described
The through hole of uniform branch is provided with the facade of first hush pipe 300, its top closure, it is covered with a resonantron 400, resonantron
400 bottom is fixed on the top surface of decompression Lower Hold 200, and the internal diameter of its bottom to top is gradually increased；
The resonantron 400 is covered with a shell 500, and the bottom of shell 500 is provided with a drainpipe 501, shell 500
Top be provided with blast pipe 502, shell 500 is fixed on the top surface of decompression Lower Hold 200, the top of the resonantron 400 and row
The bottom connection of tracheae 502；
It is provided with sound absorber stock column 503 in the blast pipe 502, the uniform branch in blast pipe 502 of sound absorber stock column 503,
Its one end away from the gas outlet of blast pipe 502 is provided with back taper flow diverter.
Inversed taper platform shape drainage post is fixed on the top inner surface of first hush pipe 300.
A bubble adhesion layer 205 is provided with decompression Lower Hold 200, the bubble adhesion layer 205 is made up of glass fiber mesh.
The inner surface of shell 500 fixes sound absorbing layer made of sound-absorbing material.
The gas outlet of adapting pipe 100 is located at the underface of through hole.
In use, adapting pipe is connected with jet chimney, can be carried out by flange or clamping device
It is tightly connected.Decompression Lower Hold can be so easily installed by screw thread and cage connection.The attractive material used in embodiment can
To be that silk screen etc. is made in inorganic glass fibre felt etc. or metal.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for ability
For field technique personnel, the utility model can have various modifications and variations.It is all the utility model spirit and principle in, done
Any modification, equivalent substitution and improvements etc., should be included within the scope of protection of the utility model.
Claims (5)
1. a kind of apparatus of thermo-electric power boiler pipeline washing pipe muffler, including the adapting pipe (100) connected with steam pipe, its feature exist
In, in addition to a decompression Lower Hold (200), the adapting pipe (100), which is stretched into, to be depressurized in Lower Hold (200), the adapting pipe
(100) bottom surface of decompression Lower Hold (200) is pointed in outlet side, and a horizontal screen cloth is provided with the decompression Lower Hold (200)
(202), screen cloth (202) is located at the lower section of the gas outlet of adapting pipe (100), described to depressurize Lower Hold (200) interior water-filling, and water level is low
In the position of screen cloth (202), the bottom surface of the decompression Lower Hold (200) is provided with charging connector (201), the decompression Lower Hold (200)
Top be provided with exhaust nozzle (204) and water injection pipe (203)；
The top surface of the decompression Lower Hold (200) is closed, and is provided with through hole at center, through hole connects with the first hush pipe (300), described
The through hole of uniform branch is provided with first hush pipe (300) facade, its top closure, it is covered with a resonantron (400), altogether
The bottom of vibration tube (400) is fixed on the top surface of decompression Lower Hold (200), and the internal diameter of its bottom to top is gradually increased；
The resonantron (400) is covered with a shell (500), and the bottom of shell (500) is provided with a drainpipe (501), outside
The top of shell (500) is provided with blast pipe (502), and shell (500) is fixed on the top surface of decompression Lower Hold (200), the resonantron
(400) top connects with the bottom of blast pipe (502)；
Sound absorber stock column (503) is provided with the blast pipe (502), sound absorber stock column (503) uniformly divides in blast pipe (502)
Portion, its one end away from blast pipe (502) gas outlet are provided with back taper flow diverter.
2. apparatus of thermo-electric power boiler pipeline washing pipe muffler according to claim 1, it is characterised in that first hush pipe
(300) inversed taper platform shape drainage post is fixed on top inner surface.
3. apparatus of thermo-electric power boiler pipeline washing pipe muffler according to claim 1, it is characterised in that in decompression Lower Hold (200)
Provided with a bubble adhesion layer (205), the bubble adhesion layer (205) is made up of glass fiber mesh.
4. apparatus of thermo-electric power boiler pipeline washing pipe muffler according to claim 1, it is characterised in that the interior table of shell (500)
Sound absorbing layer made of sound-absorbing material is fixed in face.
5. the apparatus of thermo-electric power boiler pipeline washing pipe muffler according to any one of Claims 1-4, it is characterised in that transfer tube
The gas outlet in road (100) is located at the underface of through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898837.1U CN206929488U (en) | 2017-07-24 | 2017-07-24 | Apparatus of thermo-electric power boiler pipeline washing pipe muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720898837.1U CN206929488U (en) | 2017-07-24 | 2017-07-24 | Apparatus of thermo-electric power boiler pipeline washing pipe muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206929488U true CN206929488U (en) | 2018-01-26 |
Family
ID=61355151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720898837.1U Expired - Fee Related CN206929488U (en) | 2017-07-24 | 2017-07-24 | Apparatus of thermo-electric power boiler pipeline washing pipe muffler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206929488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110947708A (en) * | 2019-11-21 | 2020-04-03 | 广西电网有限责任公司电力科学研究院 | High-temperature high-pressure pipeline flushing system and method for thermal power generating unit |
-
2017
- 2017-07-24 CN CN201720898837.1U patent/CN206929488U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110947708A (en) * | 2019-11-21 | 2020-04-03 | 广西电网有限责任公司电力科学研究院 | High-temperature high-pressure pipeline flushing system and method for thermal power generating unit |
| CN110947708B (en) * | 2019-11-21 | 2021-09-17 | 广西电网有限责任公司电力科学研究院 | High-temperature high-pressure pipeline flushing system and method for thermal power generating unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: The new cattle road Haizhou District 222000 in Jiangsu province Lianyungang City Industrial Park, No. 2 North Gate Patentee after: Lianyungang city Anboly environmental protection machinery Co.,Ltd. Address before: 222000 Jiangsu Province, Lianyungang city Haizhou District Hongmen Industrial Park Anboly Road No. 2 Patentee before: LIANYUNGANG CITY ANBOLY ELECTRIC MACHINERY CO.,LTD. |
|
| 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: 20180126 Termination date: 20210724 |