CN209856604U - Novel steam exhaust muffler - Google Patents
Novel steam exhaust muffler Download PDFInfo
- Publication number
- CN209856604U CN209856604U CN201920634880.6U CN201920634880U CN209856604U CN 209856604 U CN209856604 U CN 209856604U CN 201920634880 U CN201920634880 U CN 201920634880U CN 209856604 U CN209856604 U CN 209856604U
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- silencing
- chamber
- connecting pipe
- amortization
- casing
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Abstract
The utility model discloses a novel steam exhaust muffler, which comprises a housin, the casing is hollow structure, the casing bottom is equipped with the supporting seat, be equipped with once anechoic chamber, secondary anechoic chamber in the casing, casing end-to-end connection exhaust return bend, its characterized in that: the primary silencing chamber, the secondary silencing chamber and the exhaust bent pipe are sequentially arranged from left to right, the primary silencing chamber comprises a silencing connecting pipe and a silencing expansion chamber, the silencing connecting pipe and the silencing expansion chamber are arranged in parallel, one end of the silencing connecting pipe is used for being connected with a boiler unit, the other end of the silencing connecting pipe extends into the primary silencing chamber, the silencing expansion chamber is arranged on the periphery of the silencing connecting pipe, one end of the secondary silencing chamber is connected with the primary silencing chamber, the other end of the secondary silencing chamber is connected with the exhaust bent pipe, and the exhaust bent pipe and the shell are arranged in an angle of 75 degrees; the utility model discloses simple structure improves the effect of making an uproar falls in the carminative while of steam blowpipe greatly, improves steam exhaust factor of safety simultaneously, is worth promoting.
Description
Technical Field
The utility model relates to a muffler especially relates to a novel steam exhaust muffler.
Background
With the rapid development of the power industry, power station boiler units are continuously enlarged, before a thermal generator set completes installation or recovery maintenance and is put into operation, in order to ensure safe and economic operation, steam blowing pipes are required to remove industrial wastes such as rusts, welding slag and other impurities inside pipelines of a superheater and a reheating system, in order to thoroughly remove the impurities in the pipelines, the blowing times are dozens of times or even hundreds of times and last for several days or longer, during blowing, strong steam turbulence noise is generated by high-speed airflow which is ejected from a pipe orifice to impact and shear static air around, and aerodynamic noise with high sound level generated by severe gas disturbance near the nozzle is caused, so that the living environment of surrounding residents is seriously influenced, and therefore, the problem of how to eliminate noise during blowing is urgently needed to be solved.
The utility model provides a novel steam exhaust muffler compares in the tradition and adopts the single pipe to be 45 or 90 return bend structures as the amortization equipment and the terminal adoption of casing, the utility model discloses set up amortization expansion room and secondary anechoic chamber in amortization takeover periphery, reach the effect that the amortization was fallen and is made an uproar, be 75 settings with the return bend simultaneously, stop the inside granule splash that directly sprays of return bend and scatter and cause the dangerous problem of personnel, improve factor of safety, be worth promoting.
SUMMERY OF THE UTILITY MODEL
To the single tube noise cancelling effect that current blowpipe muffler exists poor, have potential safety hazard and return bend perpendicular or 45 contained angles settings to cause the granule to splash or spray to the personnel on one's body, have potential safety hazard scheduling problem, provide a novel steam exhaust muffler, concrete scheme as follows:
the utility model provides a novel steam exhaust muffler, includes the casing, the casing is hollow structure, the casing bottom is equipped with the supporting seat, be equipped with once amortization room, secondary amortization room in the casing, casing end-to-end connection exhaust return bend, its characterized in that: the primary silencing chamber, the secondary silencing chamber and the exhaust elbow are sequentially arranged from left to right, the primary silencing chamber comprises a silencing connecting pipe and a silencing expansion chamber, the silencing connecting pipe and the silencing expansion chamber are arranged in parallel, one end of the silencing connecting pipe is used for being connected with a boiler unit, the other end of the silencing connecting pipe extends into the primary silencing chamber, the silencing expansion chamber is arranged on the periphery of the silencing connecting pipe, the primary silencing chamber is connected with one end of the secondary silencing chamber, the exhaust elbow is connected with the other end of the secondary silencing chamber, and the exhaust elbow and the shell are 75 degrees in arrangement.
Furthermore, the starting end of the silencing connecting pipe is arranged on the outer side of the shell, the tail end of the silencing connecting pipe penetrates out of the silencing expansion chamber, and the tail end of the silencing connecting pipe is provided with a sealing head.
Furthermore, the bottom of the tail end of the silencing connecting pipe is provided with a slag discharging pipe, the slag discharging pipe is perpendicular to the bottom of the shell and penetrates out of the shell, and a slag discharging port is formed in the tail end of the slag discharging pipe.
Furthermore, the slag discharge pipe is arranged at the outer side of the tail end of the silencing expansion chamber.
Furthermore, the inner wall of the shell is provided with a small-hole sound absorption pore plate, and a silencing material is filled between the small-hole sound absorption pore plate and the shell.
Furthermore, a partition plate is vertically arranged at the joint of the secondary silencing chamber and the primary silencing chamber.
Furthermore, the secondary anechoic chamber is internally and transversely provided with sound-proof sheets which are parallel to each other.
Compared with the prior art, the utility model discloses the beneficial effect who has as follows:
compared with the traditional single-pipe silencing connecting pipe, the utility model arranges the silencing expansion chamber at the periphery of the silencing connecting pipe, arranges the small hole silencing hole plate at the periphery of the shell to form a composite silencing structure, thereby not only meeting the requirement of steam blow-drying, but also greatly improving the silencing effect, discharging impurity waste slag generated in the process of steam blow pipe from the slag discharge pipe arranged at the tail end of the silencing connecting pipe, in order to further reduce noise, the utility model arranges a secondary silencing chamber at the tail end of the silencing connecting pipe, namely a plurality of noise-proof sheets arranged in parallel, further reducing the pollution problem of noise after the steam blow pipe, simultaneously arranges an exhaust bent pipe which forms a 75-degree included angle with the shell at the tail end of the secondary silencing chamber, discharges residual gas, simultaneously arranges a 75-degree angle of the bent pipe, avoids the existing 90-degree or 45-degree particle injection or splash to cause danger to personnel when steam exhausts, improving the safety dilution; the utility model discloses simple structure improves the effect of making an uproar falls in the carminative while of steam blowpipe greatly, improves steam exhaust factor of safety simultaneously, is worth promoting.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the technical description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic side view of the structure of the present invention
The sound absorption device comprises a shell 1, a primary sound absorption chamber 2, a secondary sound absorption chamber 3, an exhaust bent pipe 4, a support seat 5, a sound absorption connecting pipe 6, a sound absorption expansion chamber 7, a slag discharge pipe 8, a seal head 9, a slag discharge port 10, a small-hole sound absorption plate 11, a sound absorption material 12, a partition plate 13 and a sound resistance sheet 14.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, a novel steam exhaust silencer comprises a shell 1, wherein the shell 1 is of a hollow structure, the bottom of the shell 1 is provided with a supporting seat 5, a primary silencing chamber 2 and a secondary silencing chamber 3 are arranged in the shell 1, the tail end of the shell 1 is connected with an exhaust elbow 4, the primary silencing chamber 2, the secondary silencing chamber 3 and the exhaust elbow 4 are sequentially arranged from left to right, the primary silencing chamber 2 comprises a silencing connecting pipe 6 and a silencing expansion chamber 7, the silencing connecting pipe 6 and the silencing expansion chamber 7 are arranged in parallel, one end of the silencing connecting pipe 6 is used for connecting a boiler unit, the other end of the silencing connecting pipe extends into the primary silencing chamber 2, a silencing expansion chamber 7 is arranged on the periphery of the silencing connecting pipe 6, one end of the secondary silencing chamber 3 is connected with the primary silencing chamber 2, the other end of the secondary silencing chamber 3 is connected with an exhaust elbow 4, and the exhaust elbow 4 and the shell 1 are arranged at 75 degrees.
As the preferred scheme, the starting end of the silencing connecting pipe 6 is arranged on the outer side of the shell 1, the tail end of the silencing connecting pipe 6 penetrates through the silencing expansion chamber 7, and the tail end of the silencing connecting pipe 6 is provided with a sealing head 9.
As a preferred scheme, the bottom of the tail end of the silencing connecting pipe 6 is provided with a slag discharging pipe 8, the slag discharging pipe 8 is perpendicular to the bottom of the shell 1 and penetrates out of the shell 1, and a slag discharging port 10 is arranged at the tail end of the slag discharging pipe.
Preferably, the slag discharge pipe 8 is arranged outside the tail end of the silencing expansion chamber 7.
Preferably, the inner wall of the shell 1 is provided with a small-hole sound absorption pore plate 11, and a sound attenuation material 12 is filled between the small-hole sound absorption pore plate 11 and the shell.
Preferably, a partition plate 13 is vertically arranged at the joint of the secondary silencing chamber 3 and the primary silencing chamber 2.
Preferably, the secondary muffling chamber 3 is internally provided with sound-blocking sheets 14 which are parallel to each other in the transverse direction.
Example (b):
when in use, the start end of the silencing connecting pipe 6 is connected with a boiler unit for steam exhaust blowing pipe, steam entering the silencing connecting pipe 6 blows rusts, welding slag and other impurities inside the blown pipe to the tail end of the silencing connecting pipe 6, and because the tail end of the silencing connecting pipe 6 is provided with the seal head 9, the impurities are discharged to the outside of the shell 1 through the slag discharge port 10 arranged at the tail end of the slag discharge pipe 8, so that the blowing pipe operation is completed, because the blowing pipe adopts the steam blowing pipe, in the steam blowing pipe operation process, the high-speed airflow is sprayed, impacts and cuts the static air around, the disturbance of the severe gas around can be caused, and high-decibel noise pollution is generated, therefore, the silencing expansion chamber 7 is arranged at the periphery of the silencing connecting pipe 6, under the action of the silencing expansion chamber 7, the interface of the silencing expansion chamber is used for reflecting and interfering the noise, further silencing and reducing the noise, in order to optimize the silencing and noise reducing effect, the silencing connecting pipe 6 and the silencing expansion chamber 7 are arranged in the primary silencing chamber 2, after the primary silencing chamber 2 silences and reduces noise, steam continuously enters the secondary silencing chamber 3, and through the mutually parallel sound-blocking sheets 14 arranged in the secondary silencing chamber 3, noise pollution is further reduced, and finally the steam is discharged through the exhaust bent pipe 4, fine particles of impurities can be mixed with the discharged steam, so as to avoid the situation that the impurities carried by the discharged steam of the vertical bent pipe or the 45-degree bent pipe are directly sprayed to cause accidental injury of field workers, the utility model adopts the exhaust bent pipe 4 and the shell 1 to be arranged at an included angle of 75 degrees, avoid the potential safety hazard existing in 90-degree vertical spraying and 45-degree spraying, greatly improve the safety factor, and simultaneously, through the comprehensive silencing and noise reduction of the primary silencing chamber 2 and the secondary silencing chamber 3, the noise reduction effect of the blowpipe is greatly improved, meanwhile, small hole sound absorption pore plates 11 are arranged around the inner wall of the shell 1, and sound absorption materials 12 are filled in the small hole sound absorption pore plates 11, so that the noise reduction effect is further improved; the utility model discloses simple structure, noise elimination and noise reduction are effectual, when having improved the steam blowpipe greatly, improve the effect of making an uproar that falls of amortization, guarantee site work personnel's safe operation environment simultaneously, improve factor of safety, are worth promoting.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a novel steam exhaust muffler, includes casing (1), casing (1) is hollow structure, casing (1) bottom is equipped with supporting seat (5), be equipped with once amortization room (2), secondary amortization room (3) in casing (1), casing (1) end-to-end connection exhaust return bend (4), its characterized in that: primary anechoic chamber (2), secondary anechoic chamber (3), exhaust return bend (4) set gradually from a left side to the right side, primary anechoic chamber (2) are taken over (6), amortization expansion room (7) including the amortization, amortization take over (6) with amortization expansion room (7) parallel arrangement, amortization take over (6) one end and be used for connecting boiler unit, and the other end extends and sets up in primary anechoic chamber (2), amortization take over (6) periphery is equipped with amortization expansion room (7), anechoic chamber (2) are connected to secondary anechoic chamber (3) one end, exhaust return bend (4) are connected to the secondary anechoic chamber (3) other end, exhaust return bend (4) with casing (1) is 75 settings.
2. The new steam exhaust silencer according to claim 1, wherein: the starting end of the silencing connecting pipe (6) is arranged on the outer side of the shell (1), the tail end of the silencing connecting pipe (6) penetrates through the silencing expansion chamber (7) to be arranged, and the tail end of the silencing connecting pipe (6) is provided with a sealing head (9).
3. The new steam exhaust silencer according to claim 2, wherein: the silencing connecting pipe (6) is characterized in that a slag discharging pipe (8) is arranged at the bottom of the tail end of the silencing connecting pipe (6), the slag discharging pipe (8) is perpendicular to the bottom of the shell (1) and penetrates out of the shell (1), and a slag discharging opening (10) is formed in the tail end of the slag discharging pipe (8).
4. The new steam exhaust silencer according to claim 3, wherein: the slag discharge pipe (8) is arranged at the outer side of the tail end of the silencing expansion chamber (7).
5. The new steam exhaust silencer according to claim 1, wherein: the inner wall of the shell (1) is provided with a small-hole sound absorption pore plate (11), and a silencing material (12) is filled between the small-hole sound absorption pore plate (11) and the shell (1).
6. The new steam exhaust silencer according to claim 1, wherein: and a partition plate (13) is vertically arranged at the joint of the secondary silencing chamber (3) and the primary silencing chamber (2).
7. The new steam exhaust silencer according to claim 1, wherein: the secondary anechoic chamber (3) is internally and transversely provided with sound-proof sheets (14) which are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634880.6U CN209856604U (en) | 2019-05-06 | 2019-05-06 | Novel steam exhaust muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920634880.6U CN209856604U (en) | 2019-05-06 | 2019-05-06 | Novel steam exhaust muffler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209856604U true CN209856604U (en) | 2019-12-27 |
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ID=68940529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920634880.6U Active CN209856604U (en) | 2019-05-06 | 2019-05-06 | Novel steam exhaust muffler |
Country Status (1)
| Country | Link |
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| CN (1) | CN209856604U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789968A (en) * | 2020-06-21 | 2020-10-20 | 老肯医疗科技股份有限公司 | Steam discharge water tank with silencing function |
| CN116221529A (en) * | 2023-04-13 | 2023-06-06 | 连云港市运国环保设备有限公司 | Muffler for ventilating duct |
-
2019
- 2019-05-06 CN CN201920634880.6U patent/CN209856604U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111789968A (en) * | 2020-06-21 | 2020-10-20 | 老肯医疗科技股份有限公司 | Steam discharge water tank with silencing function |
| CN116221529A (en) * | 2023-04-13 | 2023-06-06 | 连云港市运国环保设备有限公司 | Muffler for ventilating duct |
| CN116221529B (en) * | 2023-04-13 | 2023-08-29 | 连云港市运国环保设备有限公司 | Muffler for ventilating duct |
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