CN220016541U

CN220016541U - Detachable and maintainable silencer

Info

Publication number: CN220016541U
Application number: CN202320947559.XU
Authority: CN
Inventors: 陈启龙; 吴仍广
Original assignee: Pickup Automotive Technology Ningbo Co ltd
Current assignee: Pickup Automotive Technology Ningbo Co ltd
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-11-14
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses a detachable and maintainable silencing device, which relates to the technical field of silencing and comprises a first silencing pipe, wherein a silencing hole is formed in the first silencing pipe, an exhaust hole is formed in the left side of the silencing hole, a first fixing block is arranged on the upper surface of the right side of the first silencing pipe, a first fixing hole is formed in the first fixing block, a silencing assembly is arranged on the right side of the first silencing pipe, the silencing assembly comprises a second silencing pipe and a fixing groove, the second silencing pipe is arranged on the outer surface of the right end of the first silencing pipe, and the outer surface of the left end of the second silencing pipe is provided with the fixing groove. This kind of detachable silencing device who maintains compares with current ordinary silencing device, under some specific circumstances, after the internal scale deposit of amortization, can effectually tear down it, then unpack apart the muffler and separate the washing, played clean thorough effect, and through first muffler pipe, second muffler pipe and the hierarchical amortization of sound absorbing pad in addition, can be with the thorough of noise elimination.

Description

Detachable and maintainable silencer

Technical Field

The utility model relates to the technical field of noise reduction, in particular to a detachable and maintainable noise reduction device.

Background

A muffler (muffler) is a noise reduction device that can be used for an air flow pipe having noise propagation, a pipe with a sound absorption liner, a bend, a pipe with a sudden change in cross-sectional area, and other discontinuous acoustic impedance. Meanwhile, the silencer is an important measure for eliminating aerodynamic noise, the noise in a pipeline can be attenuated or reflected, the former is called a resistive silencer, the latter is called a resistive silencer, the existing silencer is generally filled with a silencer body in an outer pipe to play a role in sound insulation and noise reduction, in some specific environments, particularly the silencer arranged in a cement plant, the silencer body is extremely easy to scale, the silencing effect after scale is greatly reduced, but the silencer body such as silencing cotton is generally difficult to take out after being filled, the silencing cotton is not suitable for water washing, and the new silencer needs to be replaced, so that the cost is too high.

The utility model discloses a detachable and maintainable silencing device, which comprises an outer pipe body, wherein four identical silencing bodies are arranged in the outer pipe body, the cross section of each silencing body is of a right-angle fan-shaped structure, the outer wall of each silencing body is tightly attached to the inner wall of the outer pipe body, the silencing bodies are made of metal materials and are detachably connected with the outer pipe body, one end of the outer pipe body is provided with a mounting mechanism, and the other end of the outer pipe body is provided with a sealing mechanism; the silencer and outer body bolted connection, and the silencer is metal material, can dismantle the washing, the life of extension muffler, reduce cost, can take out alone or take out a plurality of silencers together with a silencer with the condition, cleaner silencer can be left as next washing, it is more nimble convenient, avoid unnecessary work load, through the design of a plurality of holes, groove, make things convenient for the installation and the demolition of silencer, and the structure is more stable, vibration resistance strengthens greatly, but this silencer does not consider how will collect in the silencing device and carry out the amortization.

In view of the above, an improvement of the conventional structure is proposed to provide a detachable and maintainable muffler.

Disclosure of Invention

The present utility model is directed to a detachable and maintainable silencer, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a can dismantle silencing device who maintains, includes first muffler pipe, the inside amortization hole that is provided with of first muffler pipe, and amortization hole left side is provided with the exhaust hole, first muffler pipe right side upper surface is provided with first fixed block, and the inside first fixed hole that is provided with of first fixed block, first muffler pipe right side is provided with the amortization subassembly, and the amortization subassembly includes second muffler pipe and fixed slot, the second muffler pipe sets up at first muffler pipe right-hand member surface, and second muffler pipe left end surface is provided with the fixed slot.

Further, the silencing assembly further comprises a sound outlet hole, a sound collecting plate and a silencing groove, the sound outlet hole is formed in the middle of the left side of the second silencing pipe, the sound collecting plate is arranged on the right side of the sound outlet hole, and the silencing groove is formed in the right side of the sound collecting plate.

Further, the silencing assembly further comprises a baffle and first threads, the baffle is arranged on the right side of the silencing groove, and the first threads are arranged at the right end of the outer surface of the second silencing pipe.

Further, the right side of the thread is provided with a sound receiving component, the sound receiving component comprises a sound receiving main body and second threads, the sound receiving main body is arranged on the right side of the second silencing pipe, and the second threads are arranged in the left side of the sound receiving main body.

Further, the radio assembly further comprises a limiting plate and a sound absorbing pad, the limiting plate is arranged on the right side of the second thread, and the sound absorbing pad is arranged on the right side of the limiting plate.

Further, the radio receiving assembly further comprises a second fixing block and a second fixing hole, the second fixing block is arranged on the outer surface of the right side of the radio receiving main body, and the second fixing hole is formed in the second fixing block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the sound receiving assembly, the horn-shaped sound receiving main body is fixed on the noise outlet by utilizing the second fixing block and the second fixing hole in the sound receiving assembly, then the noise of the noise outlet is collected into the interior through the wide opening by utilizing the sound receiving main body, the noise is prevented from being transmitted to the outside from the wide opening by the sound absorbing pad, the second silencing pipe is fixed on the sound receiving main body through the second screw thread, and the entering length of the second silencing pipe is limited by utilizing the limiting plate, so that the sound absorbing assembly has the function of further silencing;

2. according to the utility model, through the arrangement of the silencing assembly, the first thread in the silencing assembly is utilized to be connected with the sound receiving main body, and the baffle plate is utilized to concentrate noise to pass through the middle of the baffle plate, so that the silencing groove is used for concentratedly silencing, and then the sound collecting plate is used for centralizing the noise which is not completely eliminated by the silencing groove and transmitting the noise into the first silencing pipe through the sound outlet, so that the effect of further thoroughly silencing is achieved;

3. according to the utility model, through the arrangement of the exhaust holes, a plurality of channels for collecting noise are formed in the sound receiving main body, and some noise channels are provided with gas, so that after the noise is eliminated through the silencer, the gas can be exhausted through the exhaust holes, and the silencer has a general function.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view showing the internal structure of a first muffler pipe according to the present utility model;

FIG. 3 is a schematic view of the muffler assembly of the present utility model;

FIG. 4 is a schematic diagram of the sound receiving assembly of the present utility model.

In the figure: 1. a first muffler pipe; 2. a sound deadening hole; 3. a first fixed block; 4. a first fixing hole; 5. a sound attenuation assembly; 501. a second muffler pipe; 502. a fixing groove; 503. a sound outlet hole; 504. a sound collecting plate; 505. a sound deadening groove; 506. a baffle; 507. a first thread; 6. a radio assembly; 601. a radio main body; 602. a second thread; 603. a limiting plate; 604. a sound absorbing pad; 605. a second fixed block; 606. a second fixing hole; 7. and an exhaust hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a detachable and maintainable silencing device comprises a first silencing pipe 1, wherein a silencing hole 2 is formed in the first silencing pipe 1, an exhaust hole 7 is formed in the left side of the silencing hole 2, a first fixing block 3 is arranged on the upper surface of the right side of the first silencing pipe 1, a first fixing hole 4 is formed in the first fixing block 3, a silencing assembly 5 is arranged on the right side of the first silencing pipe 1, the silencing assembly 5 comprises a second silencing pipe 501 and a fixing groove 502, the second silencing pipe 501 is arranged on the outer surface of the right end of the first silencing pipe 1, and a fixing groove 502 is formed in the outer surface of the left end of the second silencing pipe 501.

As shown in fig. 3, the muffler assembly 5 includes a second muffler pipe 501 and a fixing groove 502, the second muffler pipe 501 is disposed on the outer surface of the right end of the first muffler pipe 1, the outer surface of the left end of the second muffler pipe 501 is provided with the fixing groove 502, the muffler assembly 5 further includes a sound outlet 503, a sound collecting plate 504 and a muffler groove 505, the sound outlet 503 is disposed in the middle of the left side of the second muffler pipe 501, the sound collecting plate 504 is disposed on the right side of the sound outlet 503, the muffler groove 505 is disposed on the right side of the sound collecting plate 504, the muffler assembly 5 further includes a baffle 506 and a first thread 507, the baffle 506 is disposed on the right side of the muffler groove 505, and the first thread 507 is disposed on the right end of the outer surface of the second muffler pipe 501.

The sound collecting plate is specifically operated as follows, the first threads 507 in the sound collecting assembly 5 are connected with the sound collecting main body 601, and the noise is concentrated and passes through the middle of the baffle 506 by the baffle 506, so that the sound collecting groove 505 is used for collecting the sound, and then the sound collecting plate 504 is used for collecting the sound which is not completely removed by the sound collecting groove 505 and transmitting the sound into the first sound collecting pipe 1 through the sound outlet 503, so that the further complete sound collecting effect is achieved.

As shown in fig. 4, the right side of the first thread 507 is provided with a sound receiving component 6, and the sound receiving component 6 includes a sound receiving main body 601 and a second thread 602, the sound receiving main body 601 is disposed on the right side of the second muffler 501, the second thread 602 is disposed inside the left side of the sound receiving main body 601, the sound receiving component 6 further includes a limiting plate 603 and a sound absorbing pad 604, the limiting plate 603 is disposed on the right side of the second thread 602, the sound absorbing pad 604 is disposed on the right side of the limiting plate 603, the sound receiving component 6 further includes a second fixing block 605 and a second fixing hole 606, the second fixing block 605 is disposed on the outer surface of the right side of the sound receiving main body 601, and the second fixing hole 606 is disposed inside the second fixing block 605.

The specific operation is as follows, fix the loudspeaker formula radio reception main part 601 on the noise export with second fixed block 605 and second fixed orifices 606 in the radio reception subassembly 6, the noise of noise export is collected into inside through wide mouthful again with radio reception main part 601, prevent noise from passing outside wide mouthful department through inhaling sound pad 604, fix the second muffler pipe 501 on radio reception main part 601 through second screw 602, limit the length that second muffler pipe 501 got into with limiting plate 603, thereby play the effect that can further amortize.

Working principle: when the detachable and maintainable silencing device is used, the horn-shaped sound receiving main body 601 is fixed on a noise outlet by the aid of the second fixing blocks 605 and the second fixing holes 606 in the sound receiving assembly 6, noise of the noise outlet is collected into the interior through the wide opening by the aid of the sound receiving main body 601, the noise is prevented from being transmitted to the outside from the wide opening by the sound absorbing pad 604, the second silencing pipe 501 is fixed on the sound receiving main body 601 by the aid of the second threads 602, the entering length of the second silencing pipe 501 is limited by the aid of the limiting plates 603, further silencing can be achieved, the first threads 507 in the sound receiving assembly 5 are connected with the sound receiving main body 601, the noise is concentrated and passes through the middle of the baffle 506 by the aid of the baffle 506, so that the silencing groove 505 is concentrated and silenced, the noise which is not completely eliminated by the sound collecting plate 504 is concentrated and transmitted to the first silencing pipe 1 through the sound outlet 503, the noise source is thoroughly prevented from being carried with gas by the aid of the air vent holes 2, and the sound source can be effectively separated, and the detachable and maintainable device can work.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a can dismantle silencing device who maintains, includes first muffler pipe (1), its characterized in that, inside muffler hole (2) that is provided with of first muffler pipe (1), and muffler hole (2) left side is provided with exhaust hole (7), first muffler pipe (1) right side upper surface is provided with first fixed block (3), and the inside first fixed hole (4) that is provided with of first fixed block (3), first muffler pipe (1) right side is provided with amortization subassembly (5), and amortization subassembly (5) include second muffler pipe (501) and fixed slot (502), second muffler pipe (501) set up at first muffler pipe (1) right-hand member surface, and second muffler pipe (501) left end surface is provided with fixed slot (502).

2. The detachable and maintainable silencing device according to claim 1, wherein the silencing assembly (5) further comprises a sound outlet (503), a sound collecting plate (504) and a silencing groove (505), the sound outlet (503) is arranged in the middle of the left side of the second silencing pipe (501), the sound collecting plate (504) is arranged on the right side of the sound outlet (503), and the silencing groove (505) is arranged on the right side of the sound collecting plate (504).

3. The detachable maintenance muffler device as defined in claim 2, wherein the muffler assembly (5) further comprises a baffle (506) and a first thread (507), and the baffle (506) is disposed on the right side of the muffler groove (505), and the first thread (507) is disposed on the right end of the outer surface of the second muffler pipe (501).

4. A detachable and maintainable silencer according to claim 3, characterized in that the right side of the first screw thread (507) is provided with a sound receiving component (6), and the sound receiving component (6) comprises a sound receiving main body (601) and a second screw thread (602), the sound receiving main body (601) is arranged on the right side of the second silencer tube (501), and the second screw thread (602) is arranged inside the left side of the sound receiving main body (601).

5. The detachable and maintainable silencing device according to claim 4, wherein the sound receiving assembly (6) further comprises a limiting plate (603) and a sound absorbing pad (604), the limiting plate (603) is arranged on the right side of the second thread (602), and the sound absorbing pad (604) is arranged on the right side of the limiting plate (603).

6. The detachable and maintainable silencer of claim 5, wherein the sound receiving assembly (6) further comprises a second fixing block (605) and a second fixing hole (606), the second fixing block (605) is arranged on the outer surface of the right side of the sound receiving main body (601), and the second fixing hole (606) is formed in the second fixing block (605).