CN210660224U - Emptying silencer of steam turbine - Google Patents
Emptying silencer of steam turbine Download PDFInfo
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- CN210660224U CN210660224U CN202020308700.8U CN202020308700U CN210660224U CN 210660224 U CN210660224 U CN 210660224U CN 202020308700 U CN202020308700 U CN 202020308700U CN 210660224 U CN210660224 U CN 210660224U
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Abstract
The utility model relates to a muffler technical field, concretely relates to steam turbine evacuation silencing device. The main technical scheme is as follows: an emptying silencer of a steam turbine comprises a tank body, a first cylinder body, a second cylinder body, a steam inlet pipe and a steam exhaust pipe; the first cylinder body is arranged in the tank body; the first cylinder body is provided with a plurality of first holes; the first holes are distributed on the first cylinder body and communicated with the inner wall and the outer wall of the first cylinder body; the cylinder body II is arranged in the cylinder body I; the cylinder II is provided with a plurality of holes II; the second holes are distributed on the second cylinder body and are communicated with the inner wall and the outer wall of the second cylinder body; the steam inlet pipe penetrates through the tank body and the first cylinder body to be communicated with the second cylinder body; the steam exhaust pipe is communicated with the tank body. Adopt the utility model discloses can improve noise cancelling effect, noise pollution abatement.
Description
Technical Field
The utility model relates to a muffler technical field especially relates to a steam turbine evacuation silencing device.
Background
The main function of the steam turbine exhaust silencer is to reduce the exhaust noise of the engine and to discharge high-temperature exhaust gas safely and effectively. The silencer is used as a part of an exhaust pipeline and should ensure smooth exhaust, small resistance and enough strength.
The existing air evacuation silencer of a steam turbine is mostly in a single-stage sleeve micropore silencing structure, and the sound absorption and noise reduction effects are poor.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a steam turbine evacuation silencing device, main aim at improves the noise cancelling effect, noise pollution abatement.
In order to achieve the above object, the utility model mainly provides the following technical scheme:
the embodiment of the utility model provides a steam turbine emptying silencer, which comprises a tank body, a first cylinder body, a second cylinder body, a steam inlet pipe and a steam exhaust pipe;
the first cylinder body is arranged in the tank body; the first cylinder body is provided with a plurality of first holes; the first holes are distributed on the first cylinder body and communicated with the inner wall and the outer wall of the first cylinder body;
the cylinder body II is arranged in the cylinder body I; the cylinder II is provided with a plurality of holes II; the second holes are distributed on the second cylinder body and are communicated with the inner wall and the outer wall of the second cylinder body;
the steam inlet pipe penetrates through the tank body and the first cylinder body to be communicated with the second cylinder body;
the steam exhaust pipe is communicated with the tank body.
Further, the diameter of the first hole is 3-6 mm; the wall thickness of the first cylinder body is 5 mm-6 mm.
Furthermore, the diameter of the second hole is 3-6 mm; the diameter of the second cylinder body is 5-6 mm;
furthermore, the distance between the second cylinder body and the first cylinder body is 40-50 cm.
Further, the diameter of the second hole is not smaller than that of the first hole.
Further, the steam exhaust pipe is a circular pipe;
the steam inlet pipe is a circular pipe;
the inner diameter of the steam exhaust pipe is larger than that of the steam inlet pipe.
Further, the first cylinder and the second cylinder are coaxially arranged.
Furthermore, the steam exhaust pipe is coaxially arranged with the first through body and the second cylinder body.
Further, the axial direction of the steam inlet pipe is perpendicular to the axial direction of the steam exhaust pipe.
Further, the wall thickness of the tank body is not less than 8 mm.
Borrow by above-mentioned technical scheme, the utility model discloses steam turbine evacuation silencing device has following advantage at least:
can improve the silencing effect and reduce noise pollution.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic view of a steam turbine emptying silencer according to an embodiment of the present invention.
Shown in the figure:
1 is a tank body, 2 is a cylinder body I, 3 is a cylinder body II, 4 is a steam inlet pipe, and 5 is a steam exhaust pipe.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the present invention, the following detailed description is given with reference to the accompanying drawings and preferred embodiments, in order to explain the detailed embodiments, structures, features and effects of the present invention. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
As shown in fig. 1, an embodiment of the present invention provides a steam turbine evacuation silencer, which includes a tank 1, a first cylinder 2, a second cylinder 3, a steam inlet pipe 4 and a steam exhaust pipe 5; the tank body 1 can be made of cast iron; the surface of the tank body 1 is of a concave-convex structure, so that the sound absorption effect is improved; preferably, the wall thickness of the tank body 1 is not less than 8mm, so that a good noise reduction effect is achieved. The first cylinder body 2 can also be made of cast iron; the surface of the first cylinder body 2 is of a concave-convex structure, so that the sound absorption effect is improved; the second cylinder 3 can also be made of cast iron; the surface concave-convex structure of the second cylinder 3 improves the sound absorption effect. The first cylinder 2 is arranged in the tank body 1; the first cylinder 2 is provided with a plurality of first holes; the plurality of first holes are distributed on the first cylinder body 2 and are communicated with the inner wall and the outer wall of the first cylinder body 2; the diameter of the first hole is 3-6 mm; the wall thickness of the first cylinder body 2 is 5 mm-6 mm. The cylinder body II 3 is arranged in the cylinder body I2; two ends of the first cylinder body 2 are of closed structures; holes I are uniformly distributed at two ends of the cylinder I2. The second cylinder 3 is provided with a plurality of second holes; the plurality of holes II are distributed on the cylinder II 3 and are communicated with the inner wall and the outer wall of the cylinder II 3; the diameter of the second hole is 3-6 mm; the diameter of the second cylinder 3 is 5-6 mm; two ends of the second cylinder body 3 are of closed structures; holes II are also uniformly distributed at the two ends of the cylinder II 3. The distance between the second cylinder body 3 and the first cylinder body 2 is 40-50 cm. Preferably, barrel 2 and barrel two 3 coaxial settings, the noise cancelling effect is good, and the processing preparation of being convenient for. The steam inlet pipe 4 penetrates through the tank body 1 and the first cylinder body 2 to be communicated with the second cylinder body 3; the steam exhaust pipe 5 is communicated with the tank body 1. Preferably, the steam exhaust pipe 5 is a circular pipe; the steam inlet pipe 4 is a circular pipe; is convenient for steam admission and steam exhaust and convenient for processing. The inner diameter of the steam exhaust pipe 5 is larger than that of the steam inlet pipe 4 to smoothly exhaust. The steam exhaust pipe 5 is coaxially arranged with the first cylinder body and the second cylinder body 3. It is further preferable that the axial direction of the steam inlet pipe 4 is perpendicular to the axial direction of the steam exhaust pipe 5 to block the propagation of the acoustic wave. The steam inlet pipe 4 is communicated with an emptying pipe of the steam turbine.
Preferably, the diameter of the second hole is not smaller than that of the first hole, which is beneficial to the sound wave to diffuse in the second cylinder 3.
The utility model discloses an embodiment provides a steam turbine evacuation silencing device can improve noise cancelling effect, noise pollution abatement.
Further still, although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, with such terms being used only to distinguish one element from another. Without departing from the scope of the exemplary embodiments. Similarly, the terms first, second, etc. do not denote any order or order, but rather the terms first, second, etc. are used to distinguish one element from another. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. The emptying silencer of the steam turbine is characterized by comprising a tank body, a first cylinder body, a second cylinder body, a steam inlet pipe and a steam exhaust pipe;
the first cylinder body is arranged in the tank body; the first cylinder body is provided with a plurality of first holes; the first holes are distributed on the first cylinder body and communicated with the inner wall and the outer wall of the first cylinder body;
the cylinder body II is arranged in the cylinder body I; the cylinder II is provided with a plurality of holes II; the second holes are distributed on the second cylinder body and are communicated with the inner wall and the outer wall of the second cylinder body;
the steam inlet pipe penetrates through the tank body and the first cylinder body to be communicated with the second cylinder body;
the steam exhaust pipe is communicated with the tank body.
2. The steam turbine emptying silencer assembly according to claim 1,
the diameter of the first hole is 3-6 mm; the wall thickness of the first cylinder body is 5 mm-6 mm.
3. The steam turbine emptying silencer assembly according to claim 2,
the diameter of the second hole is 3-6 mm; the diameter of the second cylinder body is 5-6 mm.
4. The steam turbine emptying silencer assembly according to claim 3,
the distance between the second cylinder body and the first cylinder body is 40-50 cm.
5. The steam turbine emptying silencer assembly according to claim 4,
the diameter of the second hole is not smaller than that of the first hole.
6. The steam turbine emptying silencer assembly according to claim 1,
the steam exhaust pipe is a circular pipe;
the steam inlet pipe is a circular pipe;
the inner diameter of the steam exhaust pipe is larger than that of the steam inlet pipe.
7. The steam turbine emptying silencer assembly according to claim 6,
the first cylinder body and the second cylinder body are coaxially arranged.
8. The steam turbine emptying silencer assembly according to claim 7,
the steam exhaust pipe is coaxially arranged with the first cylinder body and the second cylinder body.
9. The steam turbine emptying silencer assembly according to claim 8,
the axial direction of the steam inlet pipe is vertical to the axial direction of the steam exhaust pipe.
10. The steam turbine emptying silencer assembly according to claim 1,
the wall thickness of the tank body is not less than 8 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308700.8U CN210660224U (en) | 2020-03-13 | 2020-03-13 | Emptying silencer of steam turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308700.8U CN210660224U (en) | 2020-03-13 | 2020-03-13 | Emptying silencer of steam turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210660224U true CN210660224U (en) | 2020-06-02 |
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ID=70842110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020308700.8U Active CN210660224U (en) | 2020-03-13 | 2020-03-13 | Emptying silencer of steam turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210660224U (en) |
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2020
- 2020-03-13 CN CN202020308700.8U patent/CN210660224U/en active Active
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