CN215566195U

CN215566195U - Detachable noise eliminator

Info

Publication number: CN215566195U
Application number: CN202121202585.7U
Authority: CN
Inventors: 蒋剑强; 刘伟; 曹锡昌
Original assignee: Jiangsu Xuncheng Machinery Co ltd
Current assignee: Jiangsu Xuncheng Machinery Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-01-18
Anticipated expiration: 2031-05-31

Abstract

The utility model relates to a detachable silencer, which comprises a silencer barrel and a detachable mounting structure, wherein the silencer barrel is detachably connected with the detachable mounting structure, an air inlet pipe and an air outlet pipe are arranged at two ends of the silencer barrel, a plurality of partition plates are arranged in the silencer barrel at intervals, a plurality of cavities are separated from the inside of the silencer barrel through the partition plates, a flow guide pipe is fixedly arranged on each partition plate, the partition plates are divided into a group in pairs, two partition plates in each group are placed in a splayed shape, the detachable mounting structure comprises a mounting frame, a base and two locking plates, the silencer barrel is placed between the base and the two locking plates, the upper parts of the two locking plates are detachably connected, the lower parts of the two locking plates are respectively hinged to the mounting frame, and a damping structure is arranged below the base. The detachable silencer provided by the utility model has the main purposes of ingenious and reasonable overall structural design, remarkable noise reduction performance, convenience in disassembly, cleaning and maintenance and good damping effect.

Description

Detachable noise eliminator

Technical Field

The utility model relates to a silencing device, in particular to a detachable silencing device.

Background

In order to solve the problem of noise pollution, mufflers in the industrial field are widely applied, and the mufflers are mainly divided into resistive mufflers, resistive mufflers and impedance composite mufflers. Because equipment is when exhausting, carry the dust debris usually in the gas, these dust debris are detained inside the silencer easily when the silencer passes through, long-term accumulation can seriously influence the noise elimination and noise reduction performance of silencer, need regularly maintain the clearance to the silencer, but all adopt bolt direct fixed mounting between present silencer and the automobile frame, the mounting means is not firm, and difficult dismouting is consequently not convenient for wash, and the vibrations during automobile operation can be conducted on the silencer in addition, influence its performance and life.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide the detachable silencer which has the advantages of ingenious and reasonable overall structural design, remarkable noise reduction performance, convenience in disassembly, cleaning and maintenance and good damping effect.

In order to solve the problems, the technical scheme adopted by the utility model is as follows:

a detachable silencer comprises a silencer barrel and a detachable mounting structure, wherein the silencer barrel is detachably connected with the detachable mounting structure, an air inlet pipe and an air outlet pipe are arranged at two ends of the silencer barrel, a plurality of partition plates are arranged inside the silencer barrel at intervals, a plurality of chambers are separated from the inside of the silencer barrel through the partition plates, a flow guide pipe for communicating two adjacent chambers is fixedly arranged on each partition plate, the partition plates are divided into a group in pairs, the two partition plates in each group are placed in a splayed manner, the detachable mounting structure comprises a mounting frame, a base and two symmetrically arranged locking plates, the silencer barrel is placed between the base and the two symmetrically arranged locking plates, the upper parts of the two symmetrically arranged locking plates are detachably connected, and the lower parts of the two symmetrically arranged locking plates are respectively hinged on the mounting frame, and a damping structure is arranged below the base.

Further, the baffle is an arc-shaped plate-shaped structure.

Further, the baffle is the slope setting, and the inclination is 60 degrees.

Furthermore, the guide pipes on the plurality of partition plates are distributed in a staggered manner.

Further, detachable mounting structure still includes the base plate, the mounting bracket links firmly on the base plate, the locking plate lower part is articulated with the mounting bracket through the round pin axle, shock-absorbing structure corresponds the stand pipe that sets up with the support column on support column, damping spring and the base plate of locating the base bottom, the support column is located the stand pipe inboard and can follow the axial activity of stand pipe, the damping spring both ends link firmly in support column bottom and stand pipe bottom respectively.

Further, two symmetries set up can dismantle the connection through connecting bolt and buckle subassembly between the locking plate upper portion, buckle subassembly is including setting up card post and the buckle board on two locking plates respectively, card post is rotatable to be installed on one of them locking plate, the buckle board articulates on another locking plate, the buckle board is the integrated into one piece shaping of buckling, the buckle board top is for the card portion that colludes that can supply card post card to go into, thereby card post and the rolling contact of card portion inner wall realize the joint.

Further, the inner surfaces of the base and the two symmetrically arranged locking plates are arc-shaped structures attached to the outer surface of the silencer cylinder body, and buffer layers are arranged on the inner surfaces of the base and the two symmetrically arranged locking plates.

Furthermore, the inner wall of the silencer cylinder body and one side of the partition plate are both provided with silencing layers.

Compared with the prior art, the utility model has the beneficial effects that: in the utility model, the interior of the silencer is divided into a plurality of chambers, the sound energy is gradually attenuated, and then the silencing layer is matched to absorb the residual noise, so that the noise is doubly eliminated, and the remarkable noise reduction and silencing effect is achieved; meanwhile, the silencer cylinder is arranged on the frame through a detachable mounting structure, so that the damping effect is achieved, the silencer cylinder is convenient to detach and clean regularly, the long-term noise reduction performance of the silencer is guaranteed, and the service life of the silencer is prolonged.

Drawings

FIG. 1 is a schematic perspective view of a muffler of a detachable muffler device according to the present invention;

FIG. 2 is a schematic cross-sectional view of a muffler of the detachable muffler device of the present invention;

FIG. 3 is a front view of a removable muffler assembly of the present invention;

fig. 4 is a side view of a removable muffler assembly of the present invention;

FIG. 5 is a schematic sectional view taken along the line A-A in FIG. 4;

wherein, 1, a silencer cylinder body; 11. a partition plate; 12. a flow guide pipe; 13. a chamber; 2. an air inlet pipe; 3. an air outlet pipe; 4. a base; 41. a support pillar; 5. a substrate; 51. a guide tube; 52. a damping spring; 6. a mounting frame; 7. a locking plate; 71. a baffle plate; 8. a connecting bolt; 9. a buckle assembly; 91. clamping the column; 92. a buckle plate; 10. a buffer layer.

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, directional terms used for clearly describing technical features of the present invention, such as "front", "rear", "upper", "lower", "top", "bottom", "inner", "outer", etc., are all in accordance with the orientation of the drawings of the present invention.

Examples

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the detachable muffler device of this embodiment includes a muffler barrel 1 and a detachable mounting structure, the muffler barrel 1 is detachably connected to the detachable mounting structure, an air inlet pipe 2 and an air outlet pipe 3 are disposed at two ends of the muffler barrel 1, one end of the air inlet pipe 2 is connected to an air outlet of a device to be exhausted, and the other end of the air inlet pipe extends into the muffler barrel 1. A plurality of partition plates 11 are arranged in the silencer cylinder 1 at intervals, and silencing layers are arranged on the inner wall of the silencer cylinder 1 and one sides of the partition plates 11. A plurality of cavities 13 are separated from the interior of the silencer cylinder body 1 through a plurality of partition plates 11, a flow guide pipe 12 for communicating two adjacent cavities 13 is fixedly arranged on each partition plate 11, and the flow guide pipes 12 on the plurality of partition plates 11 are distributed in a staggered mode. Two liang are a set of for a plurality of baffle 11, and two baffles 11 of every group are the splayed and place, and every baffle 11 is arc platelike structure, can increase the reflection of sound wave and interfere, and every baffle 11 is the slope setting, and inclination is 60 degrees. By adopting the structure, the cavity 13 formed by the two adjacent partition plates 11 is of a trapezoid-like structure with one wide end and the other narrow end, air flow enters the wide end of the cavity 13 from the guide pipe 12 for diffusion, then enters the narrow end and enters the next guide pipe 12 after being contracted, sound waves are gradually weakened inside the silencer cylinder 1 through continuous reflection, interference, diffusion and contraction until the sound waves are discharged from the air outlet pipe 3, and the remarkable noise reduction and elimination effect is achieved. In the process, the silencing layer absorbs sound energy all the time to further improve the silencing effect.

The detachable mounting structure of this embodiment includes locking plate 7 that mounting bracket 6, base 4 and two symmetries set up, and silencer barrel 1 places between locking plate 7 that base 4 and two symmetries set up, and locking plate 7 both ends are equipped with baffle 71 respectively, keep off and establish in the both ends outside of silencer barrel 1, prevent that silencer barrel 1 from rocking along the axial. The upper parts of the two symmetrically arranged locking plates 7 are detachably connected, the lower parts of the two symmetrically arranged locking plates 7 are respectively hinged on the mounting frame 6, and a damping structure is arranged below the base 4.

Specifically, the inner surfaces of the base 4 and the two symmetrically arranged locking plates 7 are arc-shaped structures attached to the outer surface of the silencer cylinder 1, and the inner surfaces of the base 4 and the two symmetrically arranged locking plates 7 are provided with buffer layers 10 made of rubber. Detachable mounting structure still includes base plate 5, and mounting bracket 6 links firmly on base plate 5, and locking plate 7 lower part is articulated with mounting bracket 6 through the round pin axle, and shock-absorbing structure corresponds the stand pipe 51 that sets up with stand pipe 41 on locating the support column 41 of 4 bottoms of base, damping spring 52 and base plate 5, and support column 41 is located the stand pipe 51 inboard and can follow the axial activity of stand pipe 51, and damping spring 52 both ends link firmly in support column 41 bottom and stand pipe 51 bottom respectively. With the structure, when the automobile jolts up and down, the damping spring 52 can greatly reduce the vibration, so that the vibration of the silencer cylinder body 1 is slowed down, and the influence of the vibration on the service life of the silencer cylinder body 1 is greatly reduced.

Can dismantle the connection through connecting bolt 8 and buckle subassembly 9 between the locking plate 7 upper portion that two symmetries set up, specifically, the locking plate 7 upper portion that two symmetries set up is equipped with the bolt mounting panel of threaded hole respectively, and connecting bolt 8 passes behind two bolt mounting panels and fixes through nut locking. As shown in fig. 5, the buckle assembly 9 includes a clamping column 91 and a buckling plate 92 with a certain deformation capability respectively disposed on two locking plates 7, the clamping column 91 is rotatably mounted on one of the locking plates 7, the buckling plate 92 is hinged on the other locking plate 7, the buckling plate 92 is integrally bent, a hook portion for the clamping column 91 to be clamped is bent at the top end of the buckling plate 92, and the clamping column 91 and the inner wall of the hook portion are in rolling contact to realize clamping. When installing silencer barrel 1, can be in the same place two locking plates 7 through the 9 buckles of buckle subassembly earlier, rethread connecting bolt 8 locks, when dismantling silencer barrel 1, pull down connecting bolt 8 earlier, open buckle subassembly 9 again, adopt this kind of structure, can play the preliminary fixed effect to two locking plates 7 at the dismouting in-process, make things convenient for the bolt fastening, avoid dismouting in-process locking plate 7 because of not fixed and open suddenly and bruise staff or other parts.

According to the detachable silencer, the inside of the silencer cylinder body 1 is partitioned into a plurality of chambers through the partition plates 11, sound energy is attenuated gradually, and then the rest noise is absorbed by the silencing layer, so that the noise is eliminated doubly, and the remarkable noise reduction and silencing effects are achieved; meanwhile, the mounting structure of the muffler barrel 1 is improved, the mounting is firm and reliable, the muffler barrel 1 is convenient to disassemble and assemble, and the muffler barrel 1 is convenient to disassemble and clean regularly. The long-term noise reduction performance of the silencer is guaranteed, and the service life of the silencer is prolonged.

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 should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a detachable noise eliminator which characterized in that: the silencer comprises a silencer barrel body (1) and a detachable mounting structure, wherein the silencer barrel body (1) is detachably connected with the detachable mounting structure, an air inlet pipe (2) and an air outlet pipe (3) are arranged at two ends of the silencer barrel body (1), a plurality of partition plates (11) are arranged at intervals in the silencer barrel body (1), a plurality of cavities (13) are separated from the interior of the silencer barrel body (1) through the plurality of partition plates (11), a guide pipe (12) communicated with two adjacent cavities (13) is fixedly arranged on each partition plate (11), a plurality of partition plates (11) are arranged in a group in pairs, the two partition plates (11) of each group are arranged in a splayed manner, the detachable mounting structure comprises a mounting frame (6), a base (4) and two symmetrically arranged locking plates (7), the silencer barrel body (1) is arranged between the base (4) and the two symmetrically arranged locking plates (7), the upper parts of the two symmetrically arranged locking plates (7) are detachably connected, the lower parts of the two symmetrically arranged locking plates (7) are respectively hinged on the mounting frame (6), and a damping structure is arranged below the base (4).

2. The removable muffler assembly of claim 1, wherein: the partition plate (11) is of an arc-shaped plate-shaped structure.

3. A removable muffler assembly, as set forth in claim 2, wherein: the partition plate (11) is arranged obliquely, and the inclination angle is 60 degrees.

4. A removable muffler assembly, as set forth in claim 3, wherein: the guide pipes (12) on the plurality of partition plates (11) are distributed in a staggered manner.

5. The removable muffler assembly of claim 1, wherein: detachable mounting structure still includes base plate (5), mounting bracket (6) link firmly on base plate (5), locking plate (7) lower part is articulated through round pin axle and mounting bracket (6), shock-absorbing structure corresponds stand pipe (51) that sets up with stand pipe (41) on support column (41), damping spring (52) and base plate (5) of locating base (4) bottom, stand pipe (51) axial activity can be followed to support column (41) inboard being located stand pipe (51), damping spring (52) both ends link firmly in support column (41) bottom and stand pipe (51) bottom respectively.

6. The removable muffler assembly of claim 5, wherein: two symmetries set up can dismantle the connection through connecting bolt (8) and buckle subassembly (9) between locking plate (7) upper portion, buckle subassembly (9) are including setting up card post (91) and buckle board (92) on two locking plates (7) respectively, card post (91) is rotatable to be installed on one of them locking plate (7), buckle board (92) articulate on another locking plate (7), buckle board (92) are the integrated into one piece bending type, buckle board (92) top is for the trip portion that can supply card post (91) card to go into, thereby card post (91) and trip portion inner wall rolling contact realize the joint.

7. A removable muffler assembly according to claim 1 or 6, wherein: the internal surface of the locking plate (7) that base (4) and two symmetries set up is the arc structure of laminating mutually with silencer barrel (1) surface, and all is provided with buffer layer (10) on the internal surface of the locking plate (7) that base (4) and two symmetries set up.

8. The removable muffler assembly of claim 1, wherein: and the inner wall of the silencer cylinder body (1) and one side of the partition plate (11) are both provided with silencing layers.