CN202532097U - Silencer for boiler blow pipe - Google Patents
Silencer for boiler blow pipe Download PDFInfo
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- CN202532097U CN202532097U CN2012201929242U CN201220192924U CN202532097U CN 202532097 U CN202532097 U CN 202532097U CN 2012201929242 U CN2012201929242 U CN 2012201929242U CN 201220192924 U CN201220192924 U CN 201220192924U CN 202532097 U CN202532097 U CN 202532097U
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Abstract
The utility model relates to a silencer for a boiler blow pipe, belonging to the technical field of silencing devices. The silencer comprises an inner tube, the inner tube is arranged outside the outer tube, the outer tube is arranged in a shell, the inner tube and the outer tube are coaxial with the shell, the inner tube and the outer tube as well as the outer tube and the shell are connected respectively through a plurality of internal supporting reinforcement ribbed plates and a plurality of external supporting reinforcement ribbed plates, a first round hole and a plurality of long holes are formed in each internal supporting reinforcement ribbed plate, the front end of the inner tube is connected with an inner tube cone, the rear end of the outer tube is connected with the inner tube by a conical head, the front end of the front tube is connected with a head plate of the outer tube, a plurality of second round holes the apertures of which are gradually increased from the front to back are formed on each external supporting reinforcement ribbed plate, the shell is of a hollow cone frustum body with an opened front end, the hollow cone frustum is tapered horizontally, the lower part of the opening is connected with a shell plate which takes the axis of the outer tube as a rotary axle, and a bus is of a camber line slanting toward the front upper part, and formed through 180-degree rotation, and the front end of the camber line is positioned on the rotary axle. The silencer can reduce noise, is not easy to damage the shell, saves the cost and is long in service life.
Description
Technical field
The utility model relates to the silencer technical field, refers to that especially a kind of boiler blow piping uses baffler.
Background technique
Station boiler is after installation; Owing to have foreign material such as iron rust, welding slag, iron filings, black dirt and grease in boiler superheater, reheater and the steam line; For guaranteeing to get into the high pressure steam turbidity test in the steam turbine; Need utilize the spontaneous high temperature and high pressure steam of boiler that boiler heating surface, pipe-line system are purged, in the blowpipe process, can produce up to the huge noise about 130-150db, causing very big noise pollution around the power plant.In order to reduce noise, each power plant all can face washing pipe afterbody installation baffler when washing pipe.
As shown in Figure 1, be the structural representation of existing boiler blow piping with baffler.Tool comprises that the surface of the horizontal positioned that is connected with boiler blow piping 1 ' has the inner barrel 2 ' of mesh.Inner barrel 2 ' is arranged at the surface and has in the inner chamber of outer cylinder body 3 ' of mesh.Inner barrel 2 ' and outer cylinder body 3 ' coaxial line.Outer cylinder body 3 ' is stretched out in the rear end of inner barrel 2 '.Link together through support reinforcing gusset 4 ' in several between inner barrel 2 ' and the outer cylinder body 3 '.In each on support reinforcing gusset 4 ' respectively by after be provided with one first circular hole 5 ' and several slotted holes 6 ' that are provided with at interval forward, slotted hole 6 ' is made up of a rectangular opening and the semicircle orifice that is positioned at the rectangular opening left and right sides.The front end of inner barrel 2 ' and inner core cone 7 ' are tightly connected.Be connected through conical head 8 ' between the rear end of outer cylinder body 3 ' and the inner barrel 2 '.The front end of outer cylinder body 3 ' is connected with outer cylinder body head plate 9 '.Outer cylinder body 3 ' is arranged at the inner chamber of cylindrical housings 10 '.Housing 10 ' and outer cylinder body 3 ' coaxial line.Be connected through several outer support reinforcing gussets 11 ' between housing 10 ' and the outer cylinder body 3 '.The upper end of housing 10 ' is provided with uncovered 12 '.On each outer support reinforcing gusset 11 ' respectively by after be interval with several second circular holes 13 ' forward.Be connected with several end faces between the header board of housing 10 ' and the outer cylinder body 3 ' and strengthen gusset 14 '.
During use, the high pressure steam that comes out from boiler blow piping 1 ' is introduced into the inner chamber of inner barrel 2 '.Mesh through inner barrel 2 ' surface flows out inner barrel 2 ' and gets between inner barrel 2 ' and the outer cylinder body 3 '; The micropore jet principle of utilizing tool realizes expanding stream; Because the surface of support reinforcing gusset 4 ' is provided with first circular hole 5 ' and several slotted holes 5 ' in each, these Kong Jun are bigger than the mesh of inner barrel 2 ', make air-flow between inner barrel 2 ' and outer cylinder body 3 ', obtain step-down and fall stream; High pressure steam sprays from the little mesh of outer cylinder body 3 ' afterwards, and is sprayed onto the external world from uncovered 12 ' of housing 10 ' upper end.Airflow noise note after the ejection closes the requirement of " industrial enterprise's noise standard ".
But; The housing of existing this baffler is uncovered in the upper end; The front and rear end is through forward and backward plate sealing; Air-flow blows out along outer cylinder body after through inner barrel, outer cylinder body vertically upward, and the impact force that the header board of housing and left side plate are produced is very big, and defective is greatly all arranged in Security with on working life.
The model utility content
The purpose of the utility model is to provide a kind of boiler blow piping to use baffler, and tool can reduce from the come out noise of high pressure steam of boiler blow piping, and the tool housing is not easy to damage, and saves the cost of repairs, long service life.
To achieve these goals, the technical solution of the utility model is: a kind of boiler blow piping is used baffler, comprises that the surface that is connected with boiler blow piping is provided with the inner barrel of mesh; Said inner barrel is arranged at the surface and is provided with in the inner chamber of outer cylinder body of mesh, said inside and outside cylindrical shell coaxial line, and outer cylinder body is stretched out in the rear end of said inner barrel; Connect through support reinforcing gusset in several between the said inside and outside cylindrical shell; In each is said on support reinforcing gusset by after be provided with one first circular hole and several slotted holes that are provided with at interval forward, the front end of said inner barrel and inner core cone are tightly connected, the rear end of said outer cylinder body is passed through conical head and is connected with celestial cylindrical shell; The front end of said outer cylinder body is connected with the outer cylinder body head plate; Said outer cylinder body is arranged in the inner chamber of housing, said housing and outer cylinder body coaxial line, and said outer cylinder body is connected through several outer support reinforcing gussets with housing; The surface of the head plate of outer cylinder body described in the tool has mesh; On each said outer support reinforcing gusset by after be provided with second circular hole that several are provided with at interval and the aperture increases progressively forward, said housing is the little open circles stage body in the big rear end of front end, the front end of said housing is uncovered; Said uncovered end face bottom is connected with shell plates; Said shell plates is to be turning axle by the axis with outer cylinder body, and bus is for tilting to the front upper place and front end is positioned at the camber line on the turning axle, and the Rotate 180 degree forms.
The utility model boiler blow piping is used baffler; Shell plates described in the tool and uncovered between also be provided with the transition body; The be inclined upwardly cylinder of 5-15 degree of the axis that said transition body is the relative outer cylinder body of axis; The rear end of said transition body is connected with said shell plates with said uncovered connection the, the front end bottom of said transition body.
The utility model boiler blow piping is used baffler; The front surface of the head plate of outer cylinder body described in the tool is connected with several end faces and strengthens gusset; Two outboard ends that each said end face is strengthened gusset extend to respectively on the internal chamber wall of housing, and each said end face is strengthened the front that gusset is connected to each outer support reinforcing gusset.
The utility model boiler blow piping is used baffler, and inner barrel described in the tool adopts corrosion resistant plate to process, and said outer cylinder body, inside and outside support reinforcing gusset, conical head, inner core cone, outer cylinder body head plate, housing and shell plates all are to be processed by carbon steel board.
After adopting such scheme, the utility model boiler blow piping passes through on the architecture basics of existing baffler, with the tool upper end closed with baffler; It is uncovered that afterbody is set to the upper end, and inner chamber is the shell plates of arc surface, makes air-flow can guarantee still to discharge from the top; The noise of the high pressure steam that comes out from boiler blow piping is reduced; Can not produce impact force again, make housing and shell plates not fragile, save the cost of repairs the shell plates of housing front end; Long service life, and can eliminate the noise that boiler blow piping comes out again.
Description of drawings
Fig. 1 is the sectional structure schematic representation of existing boiler blow piping with baffler;
Fig. 2 is the cross sectional side structural representation of the utility model boiler blow piping with baffler.
Below in conjunction with accompanying drawing, the utility model is done further explanation through embodiment;
Embodiment
As shown in Figure 2, the utility model boiler blow piping is used baffler, comprises that surface with boiler blow piping 1 welding has the inner barrel 2 that the corrosion resistant plate of mesh is processed.Inner barrel 2 is arranged at the surface and has in the inner chamber of outer cylinder body 3 of mesh.Outer cylinder body 3 is processed by carbon steel board.Inner barrel 2 and outer cylinder body 3 coaxial lines.Outer cylinder body 3 is stretched out in the rear end of inner barrel 2, links together through several interior support reinforcing gussets 4 of being processed by carbon steel board between inner barrel 2 and the outer cylinder body 3.In each on support reinforcing gusset 4 by after be processed with one first circular hole 5 and four slotted holes 6 of settings at interval forward.Slotted hole 6 be by rectangular opening be positioned at the medianly zygomorphic semicircle orifice of rectangular opening and constitute.The front end of inner barrel 2 is tightly connected with the inner core cone of being processed by carbon steel board 8.The rear end of outer cylinder body 3 is connected with inner barrel 2 through the conical head of being processed by carbon steel board 7.The front end of outer cylinder body 3 is connected with the outer cylinder body head plate 9 that the surperficial carbon steel board that has mesh is processed.Outer cylinder body 3 is arranged in the inner chamber of housing 10.Housing 10 and outer cylinder body 3 coaxial lines.Outer cylinder body 3 links together through several outer support reinforcing gussets 11 of being processed by carbon steel board with housing 10.On each outer support reinforcing gusset 11 by after be processed with five forward and be provided with at interval and second circular hole 12 that the aperture increases progressively.Housing 10 is to be processed by carbon steel board.Housing 10 is the little open circles stage body in the big rear end of front end.The front end of housing 10 is uncovered.Weld uncovered rear end with transition body 15.Transition body 15 is that carbon steel board is processed.Transition body 15 is the be inclined upwardly cylinder of 5-15 degree of the axis of the relative outer cylinder body 3 of axis.The front end bottom of transition body 15 is connected with shell plates 14.Shell plates 14 is processed by carbon steel board.Shell plates 14 is to be turning axle by the axis with outer cylinder body 3, and bus is for tilting to the front upper place and front end is positioned at the camber line on the turning axle, and the Rotate 180 degree forms.
During use; The high pressure steam that boiler blow piping 1 blows out is introduced into inner barrel 2; Because inner barrel 2 is provided with mesh; High pressure draught is sprayed from little mesh; Because the interior support reinforcing gusset 4 that has first circular hole 5 and several slotted holes 6 respectively through several surfaces between inner barrel 2 and the outer cylinder body 3 links together, make behind the air-flow entering inner barrel 2 and the space between the outer cylinder body 3 of the little mesh ejection of inner barrel 2, high pressure steam obtains step-down and falls stream; Mesh from outer cylinder body 3 surfaces sprays again then; Since between outer cylinder body 3 and the housing 10 be through several surfaces have several apertures by after be second circular hole 12 that increases progressively forward outer support reinforcing gusset 11 link together, make the inner chamber that gets into housing 10 from the steam of outer cylinder body 3 ejections, owing to the front end of housing 10 is provided with uncovered 13; Acclivitous transition body 15 is set and is provided with to front upper place inclined casing plate 14 at open-mouth, air-flow is discharged from the tops of shell plates 14 through transition body 15 backs in transition body 15 front end bottoms.
Through on the architecture basics of existing baffler, with the upper end closed of housing, the tool afterbody is set up the shell plates 14 that a upper end is uncovered, inner chamber is arc surface to the utility model boiler blow piping with baffler; Make air-flow can guarantee still to discharge from the top; Reduce the noise that tool comes out from boiler blow piping, can not produce impact force again, guarantee that housing 10 and shell plates 14 are not easy to damage the shell plates 14 of housing front end; Save the cost of repairs, prolonged the working life of this baffler relatively.
Above-described embodiment's appearance appearance is that the preferred implementation of the utility model is described; Be not that scope to the utility model limits; Under the prerequisite that does not break away from the utility model design spirit; Various distortion and improvement that the common engineers and technicians in related domain make the technological scheme of the utility model all should fall in the protection domain that claims of the utility model confirm.
Claims (4)
1. a boiler blow piping is used baffler, comprises that the surface that is connected with boiler blow piping (1) is provided with the inner barrel (2) of mesh, and said inner barrel (2) is arranged at the surface and is provided with in the inner chamber of outer cylinder body (3) of mesh; Said inside and outside cylindrical shell (2,3) coaxial line, outer cylinder body (3) is stretched out in the rear end of said inner barrel (2); Connect through support reinforcing gussets (4) in several between the said inside and outside cylindrical shell (2,3), in each is said support reinforcing gusset (4) go up by after be provided with one first circular hole (5) and several slotted holes that is provided with at interval (6) forward; The front end of said inner barrel (2) and inner core cone (8) are tightly connected; The rear end of said outer cylinder body (3) is connected with inner barrel (2) through conical head (7), and the front end of said outer cylinder body (3) is connected with outer cylinder body head plate (9), and said outer cylinder body (3) is arranged in the inner chamber of housing (10); Said housing (10) and outer cylinder body (3) coaxial line; Said outer cylinder body (3) is connected through several outer support reinforcing gussets (11) with housing (10), and tool is characterised in that: the surface of said outer cylinder body head plate (9) has mesh, each said outer support reinforcing gusset (11) go up by after be provided with second circular hole (12) that several are provided with at interval and the aperture increases progressively forward; Said housing (10) is the little open circles stage body in the big rear end of front end; The front end of said housing (10) is uncovered, and said uncovered end face bottom is connected with shell plates (14), and said shell plates (14) is to be turning axle by the axis with outer cylinder body (3); Bus is for being positioned at the camber line on the turning axle to front upper place inclination and front end, and the Rotate 180 degree forms.
2. boiler blow piping as claimed in claim 1 is used baffler; Tool is characterised in that: also be provided with transition body (15) between said shell plates (14) and uncovered (13); Said transition body (15) is the be inclined upwardly cylinder of 5-15 degree of the axis of the relative outer cylinder body of axis (3); The rear end of said transition body (15) is communicated with said uncovered (13), and the front end bottom of said transition body (15) is connected with said shell plates (14).
3. according to claim 1 or claim 2 boiler blow piping is used baffler; Tool is characterised in that: the front surface of said outer cylinder body head plate (9) is connected with several end faces and strengthens gusset (14); Two outboard ends that each said end face is strengthened gusset (14) extend to respectively on the internal chamber wall of housing (10), and each said end face is strengthened the front that gusset (14) is connected to each outer support reinforcing gusset (11).
4. boiler blow piping as claimed in claim 3 is used baffler; Tool is characterised in that: said inner barrel (2) adopts corrosion resistant plate to process; Said outer cylinder body (3), inside and outside support reinforcing gusset (4,11), conical head (7), inner core cone (8), outer cylinder body head plate (9), housing (10) and shell plates (14) all are to be processed by carbon steel board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201929242U CN202532097U (en) | 2012-04-28 | 2012-04-28 | Silencer for boiler blow pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201929242U CN202532097U (en) | 2012-04-28 | 2012-04-28 | Silencer for boiler blow pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202532097U true CN202532097U (en) | 2012-11-14 |
Family
ID=47133283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201929242U Expired - Fee Related CN202532097U (en) | 2012-04-28 | 2012-04-28 | Silencer for boiler blow pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202532097U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526460A (en) * | 2016-01-06 | 2016-04-27 | 文安县天华密度板有限公司 | Noise reduction method of boiler blow pipe and special muffler |
| CN111022813A (en) * | 2019-12-03 | 2020-04-17 | 四川大学 | Porous current-limiting noise-reducing pore plate and current-limiting noise reducer formed by same |
| CN112077085A (en) * | 2020-09-16 | 2020-12-15 | 扬州德道市政设计院有限公司 | Silencer for steam purging of pipeline |
-
2012
- 2012-04-28 CN CN2012201929242U patent/CN202532097U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105526460A (en) * | 2016-01-06 | 2016-04-27 | 文安县天华密度板有限公司 | Noise reduction method of boiler blow pipe and special muffler |
| CN111022813A (en) * | 2019-12-03 | 2020-04-17 | 四川大学 | Porous current-limiting noise-reducing pore plate and current-limiting noise reducer formed by same |
| CN112077085A (en) * | 2020-09-16 | 2020-12-15 | 扬州德道市政设计院有限公司 | Silencer for steam purging of pipeline |
| CN112077085B (en) * | 2020-09-16 | 2022-11-08 | 扬州德道市政设计院有限公司 | Silencer for steam blowing of pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CEEC ANHUI ELECTRIC POWER CONSTRUCTION FIRST ENGIN Free format text: FORMER NAME: ANHUI ELECTRICAL POWER CONSTRUCTION NO.1 COMPANY, CEEC |
|
| CP01 | Change in the name or title of a patent holder |
Address after: No. 218 camphor Avenue, Hefei hi tech Development Zone of Anhui province 230088 Patentee after: CEEC Anhui Electric Power Construction First Engineering Co., Ltd. Address before: No. 218 camphor Avenue, Hefei hi tech Development Zone of Anhui province 230088 Patentee before: Anhui NO.1 Electric Power Engineering & Construction Co., Ltd of China Energy Construction Group |
|
| 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: 20121114 Termination date: 20200428 |