CN215007489U - Combined type noise eliminator - Google Patents

Abstract

The utility model relates to a modular noise eliminator, the novel nipple rectifier comprises a cylindrical shel, sealed lid and two at least resistance noise elimination subassemblies, the barrel both ends are equipped with intake pipe and gas vent respectively, the air current is discharged from the gas vent after the noise elimination falls in the intake pipe entering barrel, separate through the resistance noise elimination subassembly in the barrel and form a plurality of main cavity room, the resistance noise elimination subassembly is including separating subassembly and honeycomb duct, the honeycomb duct is installed on separating the subassembly and the honeycomb duct both ends communicate two adjacent main cavity rooms respectively, it is equipped with the connecting rod to separate subassembly one side connection, the opposite side is connected and is equipped with the connecting seat, the resistance noise elimination subassembly passes through the connecting rod and is connected with the connecting seat detachable of adjacent resistance noise elimination subassembly, be equipped with the connecting seat on the sealed lid, sealed lid passes through the connecting seat and is connected with the connecting rod detachable of adjacent resistance noise elimination subassembly. The utility model discloses a predominant use provides an overall structure design benefit reasonable, is convenient for wash and the maintenance, and the combination formula noise eliminator that the performance of making an uproar is showing falls.

Description

Combined type noise eliminator

Technical Field

The utility model relates to a noise eliminator especially relates to a modular noise eliminator.

Background

The silencer is a device for reducing fluid aerodynamic noise, is an effective measure for solving noise pollution, and is widely applied to the industrial field. At present along with the environment abominable more, air quality descends, especially at equipment during operation, and external impurity dust is more, and the silencer inhales impurity dust easily and then leads to the inside structure of silencer to receive the harm to influence the effect of eliminating the noise, because present silencer generally is overall structure, it is very inconvenient to wash, when the silencer inner structure appears damaging, inconvenient maintenance need change whole silencer moreover, has increased use cost. There is therefore a need for further improvements in muffler construction.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a combined muffler device which has the advantages of ingenious and reasonable design, convenient cleaning and maintenance and obvious noise reduction performance.

In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:

a combined type noise elimination device comprises a cylinder body, a sealing cover and at least two resistant noise elimination components, wherein one end of the cylinder body is provided with an opening, the sealing cover is detachably arranged at the opening of the cylinder body, the two ends of the cylinder body are respectively provided with an air inlet pipe and an air outlet, air flow enters the cylinder body through the air inlet pipe, is subjected to noise elimination and reduction and then is discharged from the air outlet, the cylinder body is divided into a plurality of main chambers by a reactive noise elimination component, the reactive noise elimination component comprises a dividing component and a guide pipe, the draft tube is arranged on the separation component, two ends of the draft tube are respectively communicated with two adjacent main cavities, one side of the separation component is connected with a connecting rod, the other side of the separation component is connected with a connecting seat, the reactive noise elimination component is detachably connected with the connecting seat of the adjacent reactive noise elimination component through the connecting rod, the sealing cover is provided with a connecting seat, and the sealing cover is detachably connected with the connecting rod of the adjacent resistance noise elimination assembly through the connecting seat.

Further, the partition subassembly includes two interval distribution's division board, two the edge and the barrel inner wall of division board contact, two space between the division board is vice cavity, the position that lies in vice cavity on the honeycomb duct is the constriction portion, it is used for communicateing honeycomb duct and vice cavity to fit with a contraceptive ring in the constriction portion is equipped with a plurality of gas pocket.

Further, the radial section of the partition plate is arc-shaped, S-shaped or linear.

Further, the inner diameter of the contraction part is smaller than the inner diameters of the two end parts of the guide pipe.

Further, the connecting rod is connected with the connecting seat through a bolt or a buckle.

Further, the connecting rod is rotatably provided with a roller, and the roller is in rolling contact with the inner wall of the cylinder body.

Furthermore, the two sides of the partition plate are provided with silencing cotton.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses well sealed lid, adopt combination formula mounting structure between resistance noise elimination subassembly and the barrel, when the silencer needs to wash, can be with sealed lid and barrel split, and shift out sealed lid and the resistance noise elimination subassembly of being connected with the linkage of sealed lid, assemble again after the washing is accomplished, and be detachable connection between the adjacent resistance noise elimination subassembly and between resistance noise elimination subassembly and the sealed lid, when damage appears in one of them part, can be very convenient maintain the change, and need not change whole noise eliminator, be favorable to prolonging noise eliminator's life, optimize use cost.

Drawings

Fig. 1 is a schematic structural view of a combined muffler device of the present invention;

wherein, 1, a cylinder body; 2. an air inlet pipe; 3. a resistive muffler assembly; 31. a partition plate; 32. a flow guide pipe; 321. a constriction; 33. a connecting rod; 331. a roller; 34. a connecting seat; 4. a sealing cover; 5. an exhaust port; 6. a main chamber; 7. a sub-chamber.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

It should be noted that, in the description of the technical solutions of the present invention, some directional words, such as "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", etc., used for clearly describing the technical features of the present invention are all in terms of the orientation of the drawings of the present invention.

Examples

As shown in fig. 1, the combined muffler device of this embodiment includes a cylinder 1 having an opening at one end, a sealing cover 4 detachably mounted at the opening of the cylinder 1, and at least two reactive muffler components 3, where the detachable mounting structure of the sealing cover 4 is a structure in the prior art. The utility model discloses a cylinder, including barrel 1, intake pipe 2, exhaust port 5, resistance noise elimination subassembly 3, honeycomb duct 32 is installed on separating the subassembly and honeycomb duct 32 both ends communicate adjacent two main cavity rooms 6 respectively, the air current gets into barrel 1 after through honeycomb duct 32 and the repeated diffusion of a plurality of main cavity room 6, after reflection and interference, the sound energy cuts down greatly, and then realize the mesh of making an uproar and making an uproar that falls in the noise elimination, intake pipe 2 links to each other with the exhaust hole of the equipment that needs carminative, the equipment combustion gas stream is discharged from exhaust port 5 after 2 entering barrel 1 interior noise elimination falls, separate through resistance noise elimination subassembly 3 in the barrel 1 and form a plurality of main cavity room 6, resistance noise elimination subassembly 3 is including separating subassembly and honeycomb duct 32, honeycomb duct 32 installs on separating the subassembly and honeycomb duct 32 both ends communicate adjacent two main cavity rooms 6 respectively, the air current gets into barrel 1 after the repeated diffusion of honeycomb duct 32 and a plurality of main cavity room 6, after reflection and interference, the sound energy cuts down greatly, and then realize the mesh of making an uproar and making an uproar. The separating component is provided with a connecting rod 33 at one side in a connecting way, a connecting seat 34 at the other side in a connecting way, the reactive noise elimination component 3 is detachably connected with the connecting seat 34 of the adjacent reactive noise elimination component 3 through the connecting rod 33, and the connecting rod 33 is connected with the connecting seat 34 through a bolt or a buckle. The sealing cover 4 is provided with a connecting seat 34, and the sealing cover 4 is detachably connected with the connecting rod 33 of the adjacent reactive noise elimination component 3 through the connecting seat 34.

The partition assembly of this embodiment includes two interval distribution's division board 31, and the edge of two division boards 31 contacts with barrel 1 inner wall, and the space between two division boards 31 is vice cavity 7, and the position that lies in vice cavity 7 on the honeycomb duct 32 is constriction 321, and constriction 321 is fitted with a plurality of gas pocket and is used for communicateing honeycomb duct 32 and vice cavity 7. The radial cross-sectional shape of the partition plate 31 is arc-shaped, S-shaped, or linear. The constricted portion 321 has an inner diameter smaller than the inner diameters of both ends of the draft tube 32. The two sides of the partition plate 31 are both provided with silencing cotton.

The air current enters the honeycomb duct 32 after being diffused, reflected and interfered in the main chamber 6, part of the air current directly enters the next main chamber 6 after entering the honeycomb duct 32, part of the air current enters the auxiliary chamber 7 through the air holes of the contraction part 321 for diffusion, reflection and interference, then returns to the honeycomb duct 32 through the air holes of the contraction part 41 and enters the next main chamber 6 through the honeycomb duct 32 until being discharged from the exhaust port 5, the purpose of exhausting and silencing is realized, and the silencing cotton absorbs sound energy all the time in the process, so that the silencing effect is further improved.

In this embodiment, the roller 331 is rotatably installed on the connecting rod 33, and the roller 331 is in rolling contact with the inner wall of the barrel 1, so that on one hand, a supporting function can be achieved, and on the other hand, when the reactive noise elimination assembly 3 moves in the barrel 1, sliding friction is changed into rolling friction through the roller 331, so that friction force is reduced, and the reactive noise elimination assembly 3 smoothly and stably moves.

The utility model discloses a modular noise eliminator, sealed lid 4, adopt combination formula mounting structure between resistance noise elimination subassembly 3 and the barrel 1, when the silencer needs to wash, can be with sealed lid 4 and barrel 1 split, and shift out sealed lid 4 and the resistance noise elimination subassembly 3 of being connected with the linkage of sealed lid 4, assemble again after the washing is accomplished, and be detachable connection between adjacent resistance noise elimination subassembly 3 and between resistance noise elimination subassembly 3 and the sealed lid 4, when damage appears in one of them part, can be very convenient maintain the change, and need not change whole noise eliminator, be favorable to prolonging noise eliminator's life, optimize use cost.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims (7)

1. A combined type noise elimination device is characterized in that: the noise reduction device comprises a barrel body (1) with an opening at one end, a sealing cover (4) and at least two resistance noise reduction assemblies (3), wherein the sealing cover (4) and the at least two resistance noise reduction assemblies (3) are detachably arranged at the opening of the barrel body (1), an air inlet pipe (2) and an air outlet (5) are respectively arranged at two ends of the barrel body (1), air flow enters the barrel body (1) through the air inlet pipe (2) and is discharged from the air outlet (5) after noise reduction, a plurality of main cavities (6) are formed in the barrel body (1) through the resistance noise reduction assemblies (3) in a separating mode, each resistance noise reduction assembly (3) comprises a separating assembly and a guide pipe (32), the guide pipe (32) is arranged on the separating assembly, two ends of each guide pipe (32) are respectively communicated with two adjacent main cavities (6), a connecting rod (33) is connected to one side of the separating assembly, a connecting seat (34) is connected to the other side of the resistance noise reduction assembly (3), and the connecting seat (34) of the adjacent resistance noise reduction assemblies (3) is detachably connected through the connecting rod (33), the sealing cover (4) is provided with a connecting seat (34), and the sealing cover (4) is detachably connected with a connecting rod (33) of the adjacent resistance noise elimination component (3) through the connecting seat (34).

2. The combined muffler apparatus of claim 1, wherein: the partition subassembly includes two interval distribution's division board (31), two the edge of division board (31) contacts with barrel (1) inner wall, two space between division board (31) is vice cavity (7), the position that lies in vice cavity (7) on honeycomb duct (32) is constriction (321), constriction (321) are fitted with a contraceptive ring and are equipped with a plurality of gas pocket and are used for communicateing honeycomb duct (32) and vice cavity (7).

3. The combined muffler apparatus of claim 2, wherein: the radial section of the partition plate (31) is arc-shaped, S-shaped or linear.

4. A combined muffler assembly according to claim 3, wherein: the inner diameter of the contraction part (321) is smaller than the inner diameters of the two ends of the guide pipe (32).

5. A combined sound damping device according to claim 1 or 2, characterised in that: the connecting rod (33) is connected with the connecting seat (34) through a bolt or a buckle.

6. The combined muffling device of claim 5, wherein: the connecting rod (33) is rotatably provided with a roller (331), and the roller (331) is in rolling contact with the inner wall of the barrel body (1).

7. A combined muffler assembly according to claim 3, wherein: and silencing cotton is arranged on both sides of the partition plate (31).

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