CN214366238U

CN214366238U - A high-efficient sound insulation housing structure for steam turbine

Info

Publication number: CN214366238U
Application number: CN202120595540.4U
Authority: CN
Inventors: 何在安; 王福谭; 樊睿; 安珂
Original assignee: Huaneng Qingdao Thermal Power Co Ltd
Current assignee: Huaneng Qingdao Thermal Power Co Ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-10-08
Anticipated expiration: 2031-03-24

Abstract

The utility model relates to a steam turbine technical field specifically is a high-efficient sound insulation housing structure for steam turbine, the installation cavity has been seted up to the inside of concrete seat, and the upper surface of concrete seat has seted up the mounting groove, install the fixed plate on the mounting groove, be equipped with the sound-proof housing main part on the fixed plate, the acoustic celotex board is installed to the inner wall of sound-proof housing main part, the amortization chamber has evenly been seted up to the equidistant on the acoustic celotex board. The utility model discloses simple structure, through the heating panel heat transfer, with the inside heat transfer of equipment to the radiating groove inside, through the fan with higher speed the inside thermal scattering and disappearing of radiating groove to increase substantially the radiating effect of improve equipment, can make the acoustical panel activity through amortization chamber, second spring, thereby the kinetic energy that the inside noise of buffering equipment produced, further can reach noise cancelling effect, can reduce the vibrations that steam turbine main part work produced through rubber post, first spring in addition, can reduce the noise because of vibrations produce equally.

Description

A high-efficient sound insulation housing structure for steam turbine

Technical Field

The utility model relates to a steam turbine technical field specifically is a high-efficient sound insulation housing structure for steam turbine.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device, high-temperature and high-pressure steam passes through a fixed nozzle to become accelerated airflow and then is sprayed onto blades, so that a rotor provided with a blade row rotates and does work outwards, the steam turbine is main equipment of a modern thermal power plant and is also used in the metallurgical industry, the chemical industry and a ship power device, a large amount of vibration noise can appear in the operation process of steam turbine equipment, including friction between internal parts of the equipment and vibration generated between a mechanical operation process and a workbench, the noise level can reach 90dB (A) to 100dB (A), the high-decibel noise can cause great damage to the health of workers, and the noise is isolated by a common sound insulation cover at present.

The existing sound-proof cover has poor sound-proof effect when in use, and the service life of equipment is seriously influenced because the internal heat of the existing sound-proof cover cannot be dissipated due to the closed structure when in use, therefore, the technical personnel in the field provide a high-efficiency sound-proof cover shell structure for a steam turbine to solve the problems provided in the background technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient sound insulation housing structure for steam turbine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency sound insulation housing structure for a steam turbine comprises a concrete seat and a steam turbine main body, wherein an installation cavity is formed in the concrete seat, an installation groove is formed in the upper surface of the concrete seat, a fixed plate is installed on the installation groove, a sound insulation cover main body is arranged on the fixed plate, a sound insulation plate is installed on the inner wall of the sound insulation cover main body, sound insulation cavities are uniformly formed in the sound insulation plate at equal intervals, a sound insulation plate is slidably installed in the sound insulation cavity, a second spring is installed between the sound insulation cavity and the sound insulation plate, a buffer cavity is formed in the bottom end of the interior of the installation cavity, a movable plate is slidably installed in the inner part of the buffer cavity, first springs fixed on the buffer cavity are uniformly installed on the lower surface of the movable plate at equal intervals, an installation plate is installed at the upper end of the buffer cavity, and rubber columns are uniformly installed between the installation plate and the movable plate at equal intervals, and the last surface mounting of mounting panel has the steam turbine main part, the radiating groove has been seted up to the both ends symmetry of concrete seat, the inside equidistant evenly install the heating panel that runs through the installation cavity of radiating groove, and the inside bottom equidistant evenly of radiating groove has seted up the equipment groove, the internally mounted in equipment groove has the fan.

As a further aspect of the present invention: the one end of heating panel extends to the inside of radiating groove and the equidistant heat dissipation through-hole that has evenly seted up, the inside top of sound-proof housing main part is located the top fixed mounting of acoustic celotex board has the foam-rubber cushion.

As a further aspect of the present invention: the inner wall of the silencing cavity is provided with a limiting sliding chute in sliding connection with the silencing plate, and the surface of the silencing plate is evenly provided with silencing grooves at equal intervals.

As a further aspect of the present invention: the internally mounted of mounting groove has the rubber pad, and evenly installs fixing bolt equidistant between mounting groove and the fixed plate.

As a further aspect of the present invention: the utility model discloses a concrete seat, including concrete seat, sound absorption column, sound absorption cotton material, the inside bottom of concrete seat is equidistant evenly to be installed, the sound absorption column is the component of a sound absorption cotton material.

As a further aspect of the present invention: the concrete seat's front surface mounting has the control button box, the surface of sound-proof housing main part is equipped with the epoxy anticorrosive coating.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple structure, the modern design, transfer heat through the heating panel, with inside heat transfer of equipment to the radiating groove inside, through scattering and disappearing of fan inside heat with higher speed radiating groove, thereby increase substantially the radiating effect of equipment, in addition, the noise of steam turbine main part can be completely cut off through setting up of acoustic celotex board, through the amortization chamber, the second spring can make the amortization board activity, thereby the kinetic energy that the inside noise of buffer device produced, further can reach noise cancelling effect, in addition through the rubber post, first spring can reduce the vibrations that steam turbine main part work produced, both can play buffering effect, can reduce the noise because of vibrations produce equally.

Drawings

FIG. 1 is a schematic structural view of a high efficiency sound insulating shroud construction for a steam turbine;

FIG. 2 is a schematic view of the internal structure of a high efficiency sound insulating shroud construction for a steam turbine;

fig. 3 is an enlarged schematic view of a high efficiency soundproof cover for a steam turbine at a in fig. 2.

In the figure: 1. a concrete seat; 2. a sound enclosure body; 3. a fixing plate; 4. a turbine main body; 5. a heat sink; 6. an equipment groove; 7. a heat dissipation plate; 8. a fan; 9. a heat dissipating through hole; 10. a sound absorbing column; 11. mounting grooves; 12. a sound insulating board; 13. a sponge cushion; 14. a buffer chamber; 15. a movable plate; 16. mounting a plate; 17. a rubber column; 18. a first spring; 19. a mounting cavity; 20. a limiting chute; 21. a sound-deadening chamber; 22. a sound-absorbing panel; 23. a second spring.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a high-efficiency sound insulation cover casing structure for a steam turbine includes a concrete base 1, a steam turbine main body 4, a mounting cavity 19 is formed inside the concrete base 1, a mounting groove 11 is formed on an upper surface of the concrete base 1, a fixing plate 3 is mounted on the mounting groove 11, a sound insulation cover main body 2 is disposed on the fixing plate 3, a sound insulation plate 12 is mounted on an inner wall of the sound insulation cover main body 2, a sound insulation cavity 21 is uniformly formed on the sound insulation plate 12 at equal intervals, a sound insulation plate 22 is slidably mounted inside the sound insulation cavity 21, a second spring 23 is mounted between the sound insulation cavity 21 and the sound insulation plate 22, a buffer cavity 14 is formed at an inner bottom end of the mounting cavity 19, a movable plate 15 is slidably mounted inside the buffer cavity 14, a first spring 18 fixed on the buffer cavity 14 is uniformly mounted on a lower surface of the movable plate 15 at equal intervals, a mounting plate 16 is mounted at an upper end of the buffer cavity 14, rubber columns 17 are uniformly arranged between the mounting plate 16 and the movable plate 15 at equal intervals, a steam turbine main body 4 is arranged on the upper surface of the mounting plate 16, radiating grooves 5 are symmetrically formed in two ends of the concrete seat 1, radiating plates 7 penetrating through the mounting cavity 19 are uniformly arranged in the radiating grooves 5 at equal intervals, equipment grooves 6 are uniformly arranged at equal intervals in the bottom ends of the radiating grooves 5, fans 8 are arranged in the equipment grooves 6, heat in the equipment is transferred to the inside of the radiating grooves 5 through the radiating plates 7, dissipation of the heat in the radiating grooves 5 is accelerated through the fans 8, so that the radiating effect of the equipment is greatly improved, the radiating effect of the radiating plates 7 is greatly improved through radiating through holes 9 in the radiating plates 7, in addition, noise generated when the steam turbine main body 4 works can be isolated through the arrangement of the sound insulation plates 12 and the sponge cushions 13, when the steam turbine main body 4 generates noise, the energy transmission that the sound wave produced is to amortization chamber 21 department to promote the activity of amortization board 22 in amortization chamber 21, through the elastic property of second spring 23, thereby the kinetic energy that buffering amortization board 22 produced because of the sound wave motion further can reach the noise cancelling effect, can reduce the vibrations that steam turbine main part 4 work produced through rubber column 17, first spring 18 in addition, both can play the cushioning effect, can reduce the noise that produces because of vibrations equally.

In fig. 2, one end of the heat dissipation plate 7 extends to the inside of the heat dissipation groove 5 and has evenly opened the heat dissipation through holes 9 at equal intervals, the heat dissipation effect of the heat dissipation plate 7 is greatly improved through the heat dissipation through holes 9 on the heat dissipation plate 7, the sponge mat 13 is fixedly mounted above the sound insulation plate 12 at the top end of the inside of the sound insulation cover main body 2, and the sponge mat 13 can isolate the noise generated when the steam turbine main body 4 works.

In fig. 3, the inner wall of the silencing cavity 21 is provided with a limiting sliding chute 20 in sliding connection with a silencing plate 22, the movement of the silencing plate 22 is facilitated through the limiting sliding chute 20, the surface of the silencing plate 22 is uniformly provided with silencing grooves at equal intervals, and the consumption of sound waves is facilitated through the arrangement of the silencing grooves.

In fig. 1 and 2, the inside of mounting groove 11 is provided with a rubber pad, which mainly plays a role of sealing to prevent the internal noise of the equipment from leaking, and fixing bolts are uniformly mounted between mounting groove 11 and fixing plate 3 at equal intervals to facilitate the installation of sound-proof housing main body 2.

In fig. 1 and 2, sound absorption columns 10 are uniformly installed at equal intervals at the bottom end inside the concrete base 1, the sound absorption columns 10 are made of sound absorption cotton, and the sound absorption effect of the equipment can be improved in an auxiliary mode through the arrangement of the sound absorption columns 10.

In fig. 1, the front surface of the concrete base 1 is provided with a control button box, so that the control of the equipment is facilitated, the surface of the sound-proof housing main body 2 is provided with an epoxy resin anticorrosive coating, the anticorrosive effect is mainly achieved, and the service life of the equipment is prolonged.

The utility model discloses a theory of operation is: the utility model has simple structure and novel design, when in use, the heat dissipation plate 7 transfers heat to transfer the heat inside the equipment to the inside of the heat dissipation groove 5, the fan 8 accelerates the heat dissipation inside the heat dissipation groove 5, thereby greatly improving the heat dissipation effect of the equipment, the heat dissipation effect of the heat dissipation plate 7 is greatly improved through the heat dissipation through hole 9 on the heat dissipation plate 7, in addition, the noise generated when the steam turbine main body 4 works can be isolated through the arrangement of the sound insulation plate 12 and the foam-rubber cushion 13, when the steam turbine main body 4 generates noise, the energy generated by the sound wave is transferred to the silencing cavity 21, thereby promoting the silencing plate 22 to move in the silencing cavity 21, under the action of the limiting chute 20, the movement of the silencing plate 22 is facilitated, through the elastic property of the second spring 23, thereby buffering the kinetic energy generated by the movement of the silencing plate 22 due to the sound wave, further achieving the silencing effect, in addition, the rubber column 17 and the first spring 18 can reduce the vibration generated by the operation of the steam turbine main body 4, thereby not only having the buffering effect, but also reducing the noise generated by the vibration, and in addition, the sound absorption column 10 can assist in improving the silencing effect of the equipment.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient sound insulation housing structure for steam turbine, includes concrete seat (1), steam turbine main part (4), its characterized in that, erection chamber (19) have been seted up to the inside of concrete seat (1), and the upper surface of concrete seat (1) has seted up mounting groove (11), install fixed plate (3) on mounting groove (11), be equipped with sound-proof housing main part (2) on fixed plate (3), acoustic celotex board (12) is installed to the inner wall of sound-proof housing main part (2), equidistant amortization chamber (21) has evenly been seted up in acoustic celotex board (12), the inside slidable mounting in amortization chamber (21) has amortization board (22), and installs second spring (23) between amortization chamber (21) and amortization board (22), cushion chamber (14) have been seted up to the inside bottom in erection chamber (19), the inside slidable mounting in cushion chamber (14) has fly leaf (15), first spring (18) of fixing on cushion chamber (14) are evenly installed to the lower surface of fly leaf (15) equidistant, mounting panel (16) are installed to the upper end of cushion chamber (14), rubber column (17) are evenly installed to equidistant between mounting panel (16) and fly leaf (15), and the last surface mounting of mounting panel (16) has steam turbine main part (4), radiating groove (5) have been seted up to the both ends symmetry of concrete seat (1), heating panel (7) that run through installation cavity (19) are evenly installed to the inside equidistant of radiating groove (5), and the inside bottom equidistant equipment groove (6) of evenly having seted up of radiating groove (5), the internally mounted of equipment groove (6) has fan (8).

2. The high-efficiency soundproof housing structure for a steam turbine according to claim 1, wherein one end of the heat radiating plate (7) extends to the inside of the heat radiating groove (5) and is provided with heat radiating through holes (9) at equal intervals, and a sponge pad (13) is fixedly mounted on the top end of the inside of the soundproof housing main body (2) above the soundproof plate (12).

3. The high-efficiency sound insulation cover casing structure for the steam turbine according to claim 1, wherein the inner wall of the sound insulation cavity (21) is provided with a limiting sliding groove (20) in sliding connection with a sound insulation plate (22), and the surface of the sound insulation plate (22) is provided with sound insulation grooves at equal intervals.

4. The high-efficiency soundproof housing structure for a steam turbine according to claim 1, wherein a rubber pad is installed inside the installation groove (11), and fixing bolts are evenly installed between the installation groove (11) and the fixing plate (3) at equal intervals.

5. A highly effective soundproof housing structure for steam turbine according to claim 1, wherein the inner bottom end of the concrete base (1) is uniformly provided with sound absorbing columns (10) at equal intervals, and the sound absorbing columns (10) are made of sound absorbing cotton.

6. A highly efficient soundproof cover structure for steam turbine according to claim 1, wherein a control button box is installed on a front surface of the concrete base (1), and a surface of the soundproof cover main body (2) is provided with an epoxy resin anticorrosive coating.