CN217635691U

CN217635691U - Noise elimination device for rapping of kiln tail boiler of cement plant

Info

Publication number: CN217635691U
Application number: CN202221441581.9U
Authority: CN
Inventors: 李伟迹; 向红周
Original assignee: Changsha Zhonghuan Environmental Technology Engineering Co ltd
Current assignee: Changsha Zhonghuan Environmental Technology Engineering Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-10-21
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a noise eliminator for cement plant kiln tail boiler rapping, which belongs to the technical field of noise pollution control, and comprises a bearing frame structure, a fixed type sound absorption and insulation structure top plate, a fixed type sound absorption and insulation structure wall plate and a flat-pushing type sound absorption and insulation hanger rail door structure, wherein the bearing frame structure is welded on the rapping outer wall of the boiler; the device shakes load-bearing frame structure welding on the outer wall is shaken to the boiler, and roof and the wallboard of fixed sound insulation on load-bearing frame structure shake the outer wall with the boiler and form whole airtight room that gives sound insulation of inhaling, wholly inhale the sound insulation respond well, set up the horizontal pushing-type of slidable simultaneously and inhale sound insulation hanger rail door structure, conveniently get into, the boiler of being convenient for shakes and shakes ash removal device and overhauls and change.

Description

Noise elimination device for rapping of kiln tail boiler of cement plant

Technical Field

The utility model belongs to the technical field of noise pollution control, especially, relate to a noise eliminator that is used for cement plant kiln tail boiler to shake and beat.

Background

At present, due to the poor site selection of many cement enterprises and the noise characteristics of high rapping noise value, multiple noise sources and high noise source position of a kiln tail boiler tower, the work and life of plant personnel and surrounding residents are influenced by the noise generated by rapping of the kiln tail boiler.

At present, aiming at SP waste heat boiler mechanical vibration noise, vibration is reduced mainly by additionally installing a vibration reduction rod, the noise problem still cannot be effectively solved after the vibration reduction rod is additionally installed, and the ash removal efficiency of the waste heat boiler is also influenced after the vibration reduction rod is additionally installed; and for other kiln tail boiler rapping modes, such as sound wave ash removal and the like, no noise reduction mode is adopted. Therefore, the utility model provides a what be used for cement plant kiln tail boiler to shake to beat inhales sound arrester to solve the problem that provides in the above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise eliminator that is used for cement plant kiln tail boiler to shake and beats, the device with the welding of bearing frame structure on the boiler shakes the outer wall, roof and the wallboard of fixed sound insulation on bearing frame structure, shake with the boiler and shake the outer wall and form whole airtight room that gives sound insulation of inhaling, wholly inhale the sound insulation respond well, do not influence the boiler and shake the deashing efficiency of beating, set up the horizontal pushing-type of slidable simultaneously and inhale sound insulation hanger rail door structure, the convenient entering, the boiler of being convenient for shakes and shakes the maintenance of deashing device and change.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a noise eliminator that is used for cement plant kiln tail boiler to shake and beats, this noise eliminator that is used for cement plant kiln tail boiler to shake and beats includes bearing frame structure, and fixed sound insulation structure roof of inhaling, fixed sound insulation structure wallboard of inhaling, the sound insulation hanger rail door structure is inhaled to flat pushing-type, its characterized in that, bearing frame structure welds and shakes the outer wall at the boiler, and fixed sound insulation structure roof of inhaling is fixed bearing frame structure upside, fixed sound insulation structure wallboard of inhaling is fixed the bearing frame structure outside, flat pushing-type inhales sound insulation hanger rail door structure sliding connection and is in the bearing frame structure is inboard.

Furthermore, sound insulation hanger rail door structure is inhaled to flat push formula includes the hanger rail, and sliding connection has the flat push door between the hanger rail on the upper and lower position, and the flat push door upper end is fixed with embedded nut, and embedded nut keeps away from the flat push door end screw fixation and has the pulley, and the pulley slides inside the hanger rail, and hanger rail top welded connection has the hanger rail flange, and the hanger rail flange is kept away from the hanger rail end welding on fixed sound insulation structure roof of inhaling.

Further, the sliding door is a layer type structure, comprises a porous aluminum plate, sound absorption cotton and an inorganic plate layer, the sound absorption cotton is fixed between the porous aluminum plate and the inorganic plate layer, and the porous aluminum plate faces the inner side of the bearing frame structure.

Further, fixed sound absorbing and insulating structure roof is the laminar structure, includes equally porous aluminum plate inhale the sound cotton inorganic plate layer.

Further, fixed sound absorbing and insulating structure wallboard is a layer structure and also comprises the porous aluminum plate, the sound absorbing cotton and the inorganic plate layer.

Further, damping coating layers are coated on the surfaces of the porous aluminum plate and the inorganic plate layer.

The beneficial effects of the utility model are that:

1. this a noise eliminator for cement plant kiln tail boiler shakes and beats, through with the welding of bearing frame structure on the boiler shakes and beats the outer wall, roof and the wallboard of fixed sound insulation on bearing frame structure shakes and beats the outer wall with the boiler and form whole airtight room that gives sound insulation of inhaling, wholly inhale the sound insulation respond well, and install at the outer wall, do not influence the boiler and shake deashing efficiency of beating.

2. This a noise eliminator for cement plant kiln tail boiler shakes and beats, at the inside horizontal pushing formula that sets up of bearing frame structure and inhale sound insulation hanger rail door structure, and follow the setting of many places of bearing frame structure length direction, conveniently get into, do not influence the boiler and shake ash removal device and overhaul and change, horizontal pushing formula is inhaled sound insulation hanger rail door structure and is adopted sound absorption amortization structure equally simultaneously, does not influence the sound insulation effect.

Drawings

FIG. 1 is a schematic structural view of a muffler device for rapping a kiln tail boiler of a cement plant according to the present invention;

FIG. 2 is a schematic top view of the muffler assembly for vibration striking of a kiln tail boiler of a cement plant according to the present invention shown in FIG. 1;

FIG. 3 is a schematic side view of the muffler device for vibration of a boiler at the tail of a cement plant according to the present invention shown in FIG. 1;

fig. 4 is an enlarged schematic view of a point a in fig. 1 of the muffler device for vibration beating of a kiln tail boiler of a cement plant provided by the present invention;

fig. 5 is an enlarged schematic view of a muffler device for vibration beating of a kiln tail boiler in a cement plant, which is shown in the position B in fig. 1;

fig. 6 is a schematic diagram of a layered structure of an embodiment of the muffler device for rapping a kiln tail boiler in a cement plant.

In the figure: 1. a load-bearing frame structure; 2. a fixed sound absorption and insulation structure top plate; 3. a fixed sound absorption and insulation structure wallboard; 4. a horizontal pushing type sound absorption and insulation hanger rail door structure; 5. hoisting a rail; 6. horizontally pushing the door; 7. pre-burying a nut; 8. a pulley; 9. a suspension rail flange; 10. a porous aluminum plate; 11. sound-absorbing cotton; 12. an inorganic sheet layer; 13. and a damping coating layer.

Detailed Description

For further understanding the contents, features and functions of the present invention, the following embodiments will be illustrated in detail with reference to the accompanying drawings.

Referring to fig. 1 to 5 together, the following will explain in detail the noise abatement device for rapping the kiln tail boiler of the cement plant according to the embodiment of the present invention with reference to the accompanying drawings.

As shown in fig. 1, this a noise eliminator for cement plant kiln tail boiler rapping includes bearing frame structure 1, fixed sound insulation structure roof 2 that inhales, fixed sound insulation structure wallboard 3 that inhales, the sound insulation hanger rail door structure 4 is inhaled to the flat push formula, bearing frame structure 1 welds and shakes the outer wall in the boiler, and fixed sound insulation structure roof 2 that inhales is fixed bearing frame structure 1 upside, fixed sound insulation structure wallboard 3 that inhales is fixed the bearing frame structure 1 outside, the sound insulation hanger rail door structure 4 sliding connection is inhaled to the flat push formula is in bearing frame structure 1 inboard.

In this embodiment, weld bearing frame structure 1 in the boiler and shake outer wall, it shakes outside to be whole closed to encircle at the boiler, forms the room that gives sound insulation, and wherein fixed sound insulation structure roof 2, the fixed sound insulation structure wallboard 3 that inhales can weld with bearing frame structure 1 and be connected and also can carry out amortization bolt perforation connection.

After installation, the horizontal pushing type sound absorption and insulation hanger rail door structure 4 can be opened and is convenient to enter during maintenance, and meanwhile, a plurality of horizontal pushing type sound absorption and insulation hanger rail door structures 4 can be arranged along the length direction of the rapping of the boiler and can enter from a plurality of positions.

Specifically, sound insulation hanger rail door structure 4 is inhaled to flat push formula includes hanger rail 5, and sliding connection has flat push door 6 between the hanger rail 5 on the upper and lower position, and flat push door 6 upper end is fixed with embedded nut 7, and embedded nut 7 is kept away from flat push door 6 end screw and is fixed with pulley 8, and pulley 8 slides inside

hanger rail

5, and 5 top welded connections of hanger rail have

hanger rail flange

9, and 5 end welding of hanger rail are kept away from to hanger rail flange 9 on fixed sound insulation structure roof 2 of inhaling.

The horizontally-sliding door 6 can be provided with a handle, the horizontally-sliding door 6 and the hanger rail 5 can be pre-assembled and installed inside the bearing frame structure 1 after being assembled, when the horizontally-sliding door 6 is opened and closed, the horizontally-sliding door 6 is pushed and pulled left and right by holding the handle, and the upper end of the horizontally-sliding door 6 slides through the pulley 8.

As shown in fig. 6, the sliding door 6 is a layer type structure, including porous aluminum plate 10, inhale sound cotton 11, inorganic sheet layer 12, it fixes between porous aluminum plate 10 and inorganic sheet layer 12 to inhale sound cotton 11, porous aluminum plate 10 is towards bearing frame structure inboard setting, fixed sound-absorbing and sound-insulating structure roof 2 is the layer type structure, include porous aluminum plate 10 equally, inhale sound cotton 11, inorganic sheet layer 12, fixed sound-absorbing and sound-insulating structure wallboard 3 is the layer type structure, include porous aluminum plate 10 equally, inhale sound cotton 11, inorganic sheet layer 12, adopt porous aluminum plate 10 to shake the direction setting towards the boiler, inhale the sound, adopt sound cotton 11 to inhale the sound energy dissipation of sound, give sound insulation through inorganic sheet material 12.

The surfaces of the porous aluminum plate 10 and the inorganic plate layer 12 are coated with the damping coating layer 13, so that the vibration reduction and noise reduction effects can be further improved.

Particularly, the sliding door 6, the fixed type sound absorption and insulation structure top plate 2 and the fixed type sound absorption and insulation structure wall plate 3 in the embodiment can be replaced by an EPS plate, a rock wool composite plate and the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a noise eliminator for cement plant kiln tail boiler shakes and beats, includes bearing frame structure (1), fixed sound insulation structure roof (2) of inhaling, fixed sound insulation structure wallboard (3) of inhaling, sound insulation hanger rail door structure (4) are inhaled to flat pushing-type, a serial communication port, bearing frame structure (1) welding is shaken in the boiler and is beated the outer wall, and fixed sound insulation structure roof (2) of inhaling is fixed bearing frame structure (1) upside, fixed sound insulation structure wallboard (3) of inhaling are fixed bearing frame structure (1) the outside, sound insulation hanger rail (5) door structure (4) sliding connection is inhaled to flat pushing-type is in bearing frame structure (1) inboard.

2. The noise eliminator for vibration of the kiln tail boiler of the cement plant as claimed in claim 1, wherein the door structure (4) of the horizontal push type sound absorption and insulation hanger rail (5) comprises a hanger rail (5), a horizontal push door (6) is connected between the hanger rails (5) at the upper and lower positions in a sliding manner, a pre-embedded nut (7) is fixed at the upper end of the horizontal push door (6), a pulley (8) is fixed on the end of the pre-embedded nut (7) far away from the horizontal push door (6) through a screw, the pulley (8) slides in the hanger rail (5), a hanger rail flange (9) is connected to the top of the hanger rail (5) in a welding manner, and the end of the hanger rail flange (9) far away from the hanger rail (5) is welded to the fixed sound absorption and insulation structure top plate (2).

3. The muffler device for the rapping of the kiln tail boiler of the cement plant as recited in claim 2, characterized in that said sliding door (6) is a layered structure comprising a porous aluminum plate (10), sound-absorbing cotton (11), and an inorganic plate layer (12), wherein the sound-absorbing cotton (11) is fixed between the porous aluminum plate (10) and the inorganic plate layer (12), and the porous aluminum plate (10) is disposed toward the inner side of the bearing frame structure.

4. A silencing device for rapping of kiln tail boiler in cement plant as recited in claim 3, characterized in that said fixed sound absorbing and insulating structure top plate (2) is a layered structure, also comprising said porous aluminum plate (10), said sound absorbing cotton (11), said inorganic plate layer (12).

5. A silencing apparatus for rapping of kiln tail boiler in cement plant as recited in claim 3, characterized in that said fixed type sound absorbing and insulating structural wall plate (3) is of a layered structure, and also comprises said porous aluminum plate (10), said sound absorbing cotton (11), and said inorganic plate layer (12).

6. A silencing device for rapping of kiln tail boilers of cement plants as recited in claim 3, characterized in that said porous aluminum plate (10) and said inorganic plate layer (12) are coated with a damping coating layer (13) on their surface.