CN213871675U - Steam boiler's amortization mechanism - Google Patents

Abstract

The utility model relates to a steam boiler silencing mechanism, which comprises a barrel body, an air inlet and an air outlet, wherein the air inlet is positioned below the barrel body, the air outlet is positioned above the barrel body, a cylinder for damping is arranged on the outer side wall of the barrel body, a certain distance is arranged between the cylinder and the barrel body, a damping spring for damping is arranged between the cylinder and the barrel body, a baffle is arranged in the barrel body, a plurality of flow guide holes are arranged on the baffle, silencing tubes are fixedly connected on the flow guide holes, the openings of the silencing tubes face one side of the flow guide holes, silencing cotton is filled in the silencing tubes, first silencing holes are arranged on the inner walls of the silencing tubes, silencing plates for second silencing are arranged between the silencing tubes and the air outlet, the silencing plates are positioned in the barrel body, a plurality of second silencing holes are arranged on the silencing plates, silencing cotton is arranged on one side of the silencing plates facing the outlet, the silencing cotton is fixedly connected with the silencing plates, and the damping tubes are arranged above the air outlet, to provide a steam boiler silencing mechanism with multiple silencing, excellent damping effect and excellent silencing effect.

Description

Steam boiler's amortization mechanism

Technical Field

The utility model relates to a steam boiler technical field, in particular to steam boiler's amortization mechanism.

Background

The steam boiler needs to perform high-pressure purging on the pipeline before starting.

In the prior art, most steam boilers are not provided with a silencing mechanism, the steam discharge of the boiler is high in general flow speed and high in air flow noise when a pipeline is swept, and hearing of workers is damaged and critical monitoring of industrial noise cannot reach the standard easily.

SUMMERY OF THE UTILITY MODEL

To the deficiency that prior art exists, the utility model aims to provide a steam boiler noise reduction mechanism that multiple amortization, shock attenuation effect are splendid and silencing effect is splendid.

The technical scheme of the utility model is realized like this: a silencing mechanism of a steam boiler comprises a barrel, an air inlet and an air outlet, wherein the air inlet is positioned below the barrel, the air outlet is positioned above the barrel, a cylinder for damping is arranged on the outer side wall of the barrel, a certain distance is arranged between the cylinder and the barrel, a damping spring for damping is arranged between the cylinder and the barrel, a baffle for blocking gas is arranged in the barrel, a plurality of flow guide holes are formed in the baffle, silencing pipes are fixedly connected to the flow guide holes, openings of the silencing pipes face one side of the flow guide holes, silencing cotton is filled in the silencing pipes, first silencing holes are formed in the inner walls of the silencing pipes, silencing plates for secondary silencing are arranged between the silencing pipes and the air outlet and positioned in the barrel, a plurality of second silencing holes are formed in the silencing plates, and silencing cotton is arranged on one side of the silencing plates facing the outlet, the silencing cotton is fixedly connected with the silencing plate, and a damping and noise reducing pipe is arranged above the air outlet.

By adopting the technical scheme, when the steam generator works, steam is discharged to the barrel, a vibration phenomenon can occur due to high pressure intensity, at the moment, the barrel is shaken and damped by the cylinder and the damping spring which are fixed on the steam boiler, so that the cylinder does not shake and does not generate vibration noise any more, the steam enters a cavity which is a plurality of times larger than the air inlet from the air inlet, the diameter is increased to realize pressure reduction and flow reduction, and noise reduction is facilitated, the steam can only enter the silencing pipe from the flow guide hole due to the blocking of the baffle plate, firstly, the steam is firstly denoised by the denoising cotton, then, the steam enters the first silencing hole, the steam is secondarily silenced by utilizing the small-hole silencing principle, and as the silencing plate is seamlessly thin and thin with the inner wall of the cylinder, the steam equivalently enters the second cavity, the small diameter is changed into the large diameter to enter the flow reduction and pressure reduction, and the steam enters from the second silencing hole, make an uproar through a plurality of bloop and amortization cotton falls steam, noise reduction once more that can be by a wide margin, when steam passes through the abatvoix, the noise is just few remaining, last steam will pass through from the vibration/noise reduction pipe, noise reduction and amortization by a wide margin are carried out to the amortization strip on the vibration/noise reduction outside of tubes lateral wall when making steam circulation, through making an uproar and shock attenuation fall many times, noise and vibrations when can making steam escape are eliminated, make staff's hearing obtain effectual protection, and can reach the critical monitoring of industrial noise completely.

The utility model discloses further set up to: the outer side wall of the vibration and noise reduction pipe is provided with a silencing strip, and the inner side wall of the vibration and noise reduction pipe is provided with a spiral flow guide strip.

Through adopting above-mentioned technical scheme, through the cooperation of amortization strip and spiral water conservancy diversion strip, can make when making an uproar shock attenuation, can also make the circulation of steam more smooth and easy.

The utility model discloses further set up to: the noise reduction strip is circular-arc, and sets up along vibration/noise reduction pipe circumference, the noise reduction strip includes a plurality ofly, and follows vibration/noise reduction pipe length direction equidistance interval distribution.

Through adopting above-mentioned technical scheme, through circular-arc and a plurality of interval setting, can improve noise reduction and shock-absorbing function of amortization strip to steam greatly.

The utility model discloses further set up to: the spiral water conservancy diversion strip is the sand grip form, the spiral water conservancy diversion strip is equipped with a plurality of, a plurality of the slope of spiral water conservancy diversion strip sets up and is parallel to each other.

Through adopting above-mentioned technical scheme, can make gas when the circulation, it is more smooth and easy, circulate according to the direction that sets up of spiral water conservancy diversion strip.

The utility model discloses further set up to: the damping spring is welded with the cylinder and the barrel body.

Through adopting above-mentioned technical scheme, through the welded setting, can be so that damping spring's fastness is more stable, can be more stable reach the shock attenuation effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.

FIG. 1 is a schematic view of the overall structure of an embodiment of the present invention;

fig. 2 is an enlarged view of a in fig. 1 according to an embodiment of the present invention.

Reference numerals: 1. a barrel; 2. a cylinder; 3. a damping spring; 4. a baffle plate; 5. an air inlet; 6. an air outlet; 7. a sound-deadening tube; 8. a sound-absorbing panel; 9. a shock absorbing and noise reducing tube; 10. a flow guide hole; 11. a second muffling hole; 12. noise reduction cotton; 13. a sound-deadening strip; 14. a spiral flow guide strip; 15. silencing cotton; 16. a first muffling hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 2, the utility model discloses a steam boiler silencing mechanism, which comprises a barrel 1, an air inlet 5 and an air outlet 6, wherein the air inlet 5 is arranged below the barrel 1, the air outlet 6 is arranged above the barrel 1, a cylinder 2 for damping is arranged on the outer side wall of the barrel 1, a certain distance is arranged between the cylinder 2 and the barrel 1, a damping spring 3 for damping is arranged between the cylinder 2 and the barrel 1, a baffle 4 for blocking gas is arranged in the barrel 1, a plurality of flow guide holes 10 are arranged on the baffle 4, a silencing pipe 7 is fixedly connected on the flow guide hole 10, the opening of the silencing pipe 7 faces to one side of the flow guide hole 10, a noise reduction cotton 12 is filled in the silencing pipe 7, a first silencing hole 16 is arranged on the inner wall of the silencing pipe 7, a silencing plate 8 for secondary silencing is arranged between the silencing pipe 7 and the air outlet 6, the silencing board 8 is positioned in the cylinder body 1, a plurality of second silencing holes 11 are formed in the silencing board 8, silencing cotton 15 is arranged on one side, facing the outlet, of the silencing board 8, the silencing cotton 15 is fixedly connected with the silencing board 8, a damping and noise reducing pipe 9 is arranged above the air outlet 6, when the steam boiler works, steam is discharged to the cylinder body 1, a vibration phenomenon occurs due to high pressure intensity, at the moment, the cylinder 2 fixed on the steam boiler and the damping spring 3 perform vibration and shock absorption on the cylinder body 1, the cylinder 2 does not shake and does not generate vibration noise any more, the steam enters a cavity which is a plurality of times larger than the air inlet 5 from the air inlet 5, the diameter is increased to realize pressure reduction and flow reduction, noise reduction is facilitated, due to the blocking of the baffle plate 4, the steam can only enter the silencing pipe 7 from the flow guide holes 10, first noise reduction is performed on the steam through the noise reducing cotton 12, and then the steam enters the first silencing holes 16, utilize the aperture amortization principle, carry out the amortization to steam the second time, because the acoustical panel 8 is seamless thin with 2 inner wall laminating of drum, steam just is equivalent to and gets into in the second cavity, from the minor diameter become major diameter again and got into the down stream step-down voltage, steam will get into from second acoustical hole 11 this moment, it makes an uproar to fall steam through a plurality of acoustical hole and amortization cotton 15, noise reduction once more that can be by a wide margin, when steam passes through acoustical panel 8, the noise just remains few, last steam will pass through from vibration/noise reduction pipe 9, noise reduction strip 13 on vibration/noise reduction pipe 9 lateral wall carries out last noise reduction and amortization by a wide margin when making steam circulate, through making an uproar and shock attenuation many times, noise and vibrations when can making steam discharge are eliminated, make staff's hearing obtain effectual protection, and can reach the critical monitoring of industrial noise completely.

Be equipped with noise reduction strip 13 on vibration/noise reduction pipe 9's the lateral wall, be equipped with spiral water conservancy diversion strip 14 on vibration/noise reduction pipe 9 inside wall, through noise reduction strip 13 and the cooperation of spiral water conservancy diversion strip 14, can make when making an uproar shock attenuation, can also make the circulation of steam more smooth and easy.

The noise reduction strip 13 is circular-arc, and sets up along vibration/noise reduction pipe 9 circumference, noise reduction strip 13 includes a plurality ofly, and follows vibration/noise reduction pipe 9 length direction equidistance interval distribution, sets up through circular-arc and a plurality of interval, can improve noise reduction strip 13 greatly to steam and shock-absorbing function.

Spiral water conservancy diversion strip 14 is protruding strip, spiral water conservancy diversion strip 14 is equipped with a plurality of, a plurality of spiral water conservancy diversion strip 14 slope sets up and is parallel to each other, can make gas when the circulation, and is more smooth and easy, circulates according to spiral water conservancy diversion strip 14's the direction that sets up.

Damping spring 3 and drum 2 and barrel 1 between the welding, through welded setting, can make damping spring 3's fastness more stable, can be more stable reach the shock attenuation effect.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (5)

1. The utility model provides a steam boiler's amortization mechanism, includes barrel, air inlet and gas outlet, the air inlet is located the barrel below, the gas outlet is located the barrel top, its characterized in that: the damping cylinder is characterized in that a damping cylinder is arranged on the outer side wall of the cylinder body, a certain distance is arranged between the cylinder and the cylinder body, a damping spring for damping is arranged between the cylinder and the cylinder body, a baffle for separating gas is arranged in the cylinder body, a plurality of flow guide holes are formed in the baffle, a silencing pipe is fixedly connected to the flow guide holes, the opening of the silencing pipe faces one side of the flow guide holes, noise reduction cotton is filled in the silencing pipe, a first silencing hole is formed in the inner wall of the silencing pipe, a silencing plate for secondary silencing is arranged between the silencing pipe and the gas outlet, the silencing plate is located in the cylinder body, a plurality of second silencing holes are formed in the silencing plate, silencing cotton is arranged on one side of the outlet of the silencing plate, the silencing cotton is fixedly connected with the silencing plate, and the damping and noise reduction pipe is.

2. A steam boiler silencing mechanism according to claim 1, wherein: the outer side wall of the vibration and noise reduction pipe is provided with a silencing strip, and the inner side wall of the vibration and noise reduction pipe is provided with a spiral flow guide strip.

3. A steam boiler silencing mechanism according to claim 2, wherein: the noise reduction strip is circular-arc, and sets up along vibration/noise reduction pipe circumference, the noise reduction strip includes a plurality ofly, and follows vibration/noise reduction pipe length direction equidistance interval distribution.

4. A steam boiler silencing mechanism according to claim 2, wherein: the spiral water conservancy diversion strip is the sand grip form, the spiral water conservancy diversion strip is equipped with a plurality of, a plurality of the slope of spiral water conservancy diversion strip sets up and is parallel to each other.

5. A steam boiler silencing mechanism according to claim 1, wherein: the damping spring is welded with the cylinder and the barrel body.

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