CN218266230U

CN218266230U - Environment-friendly multistage muffler

Info

Publication number: CN218266230U
Application number: CN202222382118.8U
Authority: CN
Inventors: 李小兵
Original assignee: Longquan Aoxiang Automobile Air-Conditioning Ltd
Current assignee: Longquan Aoxiang Automobile Air-Conditioning Ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-01-10
Anticipated expiration: 2032-09-06

Abstract

The utility model provides a multistage muffler of environment-friendly, including the vacuum pump system muffler, the vacuum pump system muffler mainly comprises two parts main structure: silencer shell and auxiliary structure and multistage amortization subassembly, the silencer of silencer shell and auxiliary structure and multistage amortization subassembly formula as an organic whole, silencer shell and auxiliary structure and vacuum pump system are linked together, and multistage amortization unit mount is in the inside position of silencer shell and auxiliary structure. The utility model discloses the inside of vacuum pump system muffler is provided with multistage amortization and handles, and this multistage amortization mainly divide into two kinds of modes, is the offset resonance amortization and isolated separation amortization respectively, causes the probability increase of offsetting each other between the resonance, reduces the noise that the pipeline produced because the air current striking, secondly, avoids influencing the design of giving sound insulation on every side because vibrations by a wide margin, through the mutual restraint between the pipeline.

Description

Environment-friendly multistage muffler

Technical Field

The utility model belongs to the technical field of the vacuum pump amortization, especially, relate to a multistage muffler of environment-friendly.

Background

The noise is too big during operations such as traditional vacuum pump, can reach 120 decibels and even higher, and is not environmental protection, causes harmful effects to production workman's healthy easily, consequently need be equipped with solitary pump house or computer lab usually, this has also increased the cost of enterprises in intangible, for the cost reduction as far as possible, and pump house or computer lab often are more narrow also be convenient for the installation of equipment to maintain etc.. Therefore, the vacuum pump often needs to be matched with a silencer for use, at present, the multistage silencers of the booster pump treat silencing through multiple times of simple soundproof cotton, the design of single and multiple times can achieve a certain silencing effect, but the integral silencing is still not ideal, and the noise is not lower than 50 decibels to 70 decibels, because the inner wall of the pipeline is impacted by the airflow, the inner wall of the pipeline can vibrate, and further the pipeline generates noise, the generated noise can influence the treatment of noise reduction of the soundproof cotton, because the pipeline generates the noise through vibration, the soundproof cotton can fall off due to long-time vibration, the silencing effect is reduced along with the lapse of time, secondly, the exhaust airflow of the booster pump can be discharged along with partial water stains, and the existing silencer treats the water stains through the pipe orifice, the design is contrary to the concept of sealed silencing, because the noise can be discharged through the pipe orifice, and the incomplete surface of the silencing effect is caused.

Therefore, it is necessary to invent an environment-friendly multi-stage muffler.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an environment-friendly multistage muffler, including vacuum pump system muffler, vacuum pump system muffler mainly comprises the two parts main structure: silencer shell and auxiliary structure and multistage amortization subassembly, the silencer of silencer shell and auxiliary structure and multistage amortization subassembly formula as an organic whole, silencer shell and auxiliary structure are linked together with vacuum pump system, and multistage amortization unit mount is in the inside position of silencer shell and auxiliary structure, and vacuum pump system muffler links together with the outlet duct mouth of vacuum pump system, and the overall structure of vacuum pump system muffler all adopts cyclic utilization's material preparation to form.

The silencer shell and the auxiliary structure thereof are composed of four parts of structures: silencer shell, exhaust pipe mouth, linking port and gas injection body, the silencer shell is the hollow shell that adopts the cylinder to make, and the inside of silencer shell is provided with the amortization inside lining, and the exhaust pipe mouth is installed to the top position of silencer shell.

The exhaust pipe orifice and the gas injection pipe body are respectively communicated with the multistage silencing assembly, the exhaust pipe orifice and the gas injection pipe body are respectively arranged at one side of the upper part and one side of the lower part of the silencer shell, and the connection port at one end of the gas injection pipe body is connected with the gas outlet pipe orifice of the vacuum pump system through a flange.

The multistage silencing component consists of seven parts of structures: the device comprises an A connection pipe, a B connection pipe, a silencing cavity, a moisture evaporation heating column, an A counteracting spiral pipe, a B counteracting spiral pipe and a controller, wherein the A connection pipe and the B connection pipe are both arranged at one side position below a silencer shell and the silencer shell of an auxiliary structure of the silencer shell, one ends of the A connection pipe and the B connection pipe are mutually communicated together, and one ends of the A connection pipe and the B connection pipe are communicated with the silencer shell and a gas injection pipe of the auxiliary structure of the silencer shell.

The air-conditioner silencer is characterized in that the A connecting pipe, the B connecting pipe and the air injection pipe body are combined together to form a pipe group made of a three-way pipe, the other ends of the A connecting pipe and the B connecting pipe penetrate into a silencing cavity, the silencing cavity is a silencer shell and a silencer shell internal hollow area of an auxiliary structure of the silencer shell, a large amount of soundproof cotton is filled in the silencing cavity, a moisture evaporation heating column is arranged at the internal central position of the silencing cavity, a heating wire is wound on the moisture evaporation heating column, the heating wire wound on the moisture evaporation heating column is connected with a controller outside the silencer shell and the auxiliary structure of the silencer shell, the soundproof cotton in the silencing cavity is environment-friendly cotton, the environment-friendly cotton in the silencing cavity is filling type soundproof cotton, and the lining of the silencing cavity is also an environment-friendly lining.

The other end that A links up the pipe and B offsets the lower extreme of spiral pipe and is linked together with A respectively, A links up the pipe and A offsets the spiral pipe and is linked together, B links up the pipe and B offsets the spiral pipe and is linked together, A offsets the inside that spiral pipe and B offset the spiral pipe and is provided with the acoustical panel, A offsets spiral pipe and B and offsets the spiral pipe and all adopt the spiral hush pipe that the spiral was made, A offsets the upper end that spiral pipe and B offset the spiral pipe and communicate each other together, A offsets the upper end that spiral pipe and B offset the spiral pipe and is linked together with muffler shell and auxiliary structure's exhaust pipe mouth, A offsets the center pin position that spiral pipe and B offset the spiral pipe and is provided with moisture evaporation heating post, A offsets the peripheral position that spiral pipe and B offset the spiral pipe setting at moisture evaporation heating post, A offsets the spiral pipe and B and offsets the spiral pipe and twines each other and kisses together.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses the inside of vacuum pump system muffler is provided with multistage amortization, this multistage amortization mainly divide into two kinds of modes, be respectively for offsetting resonance amortization and isolated separation amortization, the design of offsetting resonance amortization offsets the spiral pipe for A and the spiral pipe is offset to B, A offsets spiral pipe and B and offsets between the spiral pipe closely mutual contact together, improve the effect of offsetting between the resonance, because A offsets the area of contact between spiral pipe and the B offsets the spiral pipe big, cause the probability increase of offsetting each other between the resonance, reduce the pipeline because the noise that the air current striking produced, secondly, avoid influencing around the soundproof design because vibrations by a wide margin, additionally, through the mutual restraint between the pipeline, the holistic intensity of pipeline also can increase to some extent, prolong the life of pipeline.

2. The utility model discloses be provided with heating structure on the multistage amortization subassembly of vacuum pump system muffler, this heating structure can be to its amortization pipeline heating, cause the heating of being convenient for through the pipeline, discharge the inside remaining water stain with the mode of vapor of pipeline, optimize the water stain noise that produces that receives the impact force of air current by a wide margin, reduce the possibility that external medium noise produced, additionally, avoid water stain to be detained in it for a long time and cause the condition of corroding the pipeline inner wall, prevent the reduction of noise cancelling effect, can better handle discharged water stain in the booster pump, avoid because need discharge water stain and design the drainage mouth of pipe, and then cause the incomplete condition of noise cancelling treatment, this design theory is laminated with sealed amortization mutually.

Drawings

Fig. 1 is a schematic view of a vacuum pump system silencer according to the present invention in a partial cross-sectional configuration.

Fig. 2 is a schematic non-sectional view of fig. 1 according to the present invention.

Fig. 3 is a schematic diagram of a partially enlarged structure of fig. 1 according to the present invention.

In the figure:

the vacuum pump system comprises a vacuum pump system silencer 1, a silencer shell and an auxiliary structure 2 thereof, a multi-stage silencing assembly 3, a silencer shell 4, an exhaust pipe orifice 5, a connecting port 6, a gas injection pipe body 7, an A connecting pipe 8, a B connecting pipe 9, a silencing cavity 10, a moisture evaporation heating column 11, an A offsetting spiral pipe 12, a B offsetting spiral pipe 13 and a controller 14.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below, 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 shall belong to the protection scope of the present invention.

In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in figures 1 to 3:

the utility model provides a pair of multistage muffler of environment-friendly, including vacuum pump system muffler 1, muffler shell and auxiliary structure 2, multistage amortization subassembly 3, muffler shell 4, exhaust pipe mouth 5, link up port 6, gas injection body 7, A links up pipe 8, B links up pipe 9, amortization cavity 10, moisture evaporation heating column 11, A offsets spiral pipe 12, B offsets spiral pipe 13 and controller 14, wherein: the vacuum pump system silencer 1 mainly comprises two main structures: muffler shell and complementary structure 2 and multistage amortization subassembly 3 thereof, muffler shell and complementary structure 2 and the 3 formula as an organic whole's of multistage amortization subassembly muffler of muffler shell, muffler shell and complementary structure 2 are linked together with vacuum pump system, the inside position at muffler shell and complementary structure 2 is installed to multistage amortization subassembly 3, vacuum pump system muffler 1 links together with the outlet duct mouth of vacuum pump system, muffler shell 4 is the hollow casing that adopts the cylinder to make, muffler shell 4's inside is provided with the amortization inside lining, exhaust duct mouth 5 is installed to muffler shell 4's top position.

The first embodiment is as follows:

a connection pipe 8 and B connection pipe 9 are installed at one side position below muffler shell 4 of muffler shell and its auxiliary structure 2, one end of A connection pipe 8 and one end of B connection pipe 9 are connected together with gas injection pipe 7 of muffler shell and its auxiliary structure 2, the other end of A connection pipe 8 and the other end of B connection pipe 9 penetrate into muffling cavity 10, muffling cavity 10 is the hollow area inside muffler shell and its auxiliary structure 2 muffler shell 4, the muffling cavity 10 is filled with a large amount of soundproof cotton, moisture evaporation heating column 11 is installed at the center position inside muffling cavity 10, moisture evaporation heating column 11 is wound with heating wire, A cancellation spiral pipe 12 and B cancellation spiral pipe 13 are spiral muffling pipes made of spiral, the upper ends of A cancellation spiral 12 and B cancellation spiral 13 are connected together, the upper ends of A cancellation spiral 12 and B cancellation spiral 13 are connected with exhaust pipe 5 of muffler shell and its auxiliary structure 2, A cancellation spiral pipe 12 and B cancellation spiral pipe 13 are installed with a vacuum pump, the contact between A and B spiral muffling spiral pipes of A and B cancellation pipes 13, the muffler are designed to increase the contact between the two stages of muffler pipes, the muffler 3 and the muffler system, the muffler 3, the muffler is designed to increase the multiple stages of muffler and the muffler, the muffler 3, the noise of the pipeline caused by the impact of the air flow is reduced, and the influence of large-amplitude vibration on the surrounding sound insulation design is avoided; be provided with heating structure (moisture evaporation heating post 11) on vacuum pump system muffler 1's multistage amortization subassembly 3, this moisture evaporation heating post 11 can be to its amortization pipeline heating, cause the heating of being convenient for through the pipeline, discharge the inside remaining water stain with the mode of vapor of pipeline, optimize the water stain impact force that receives the air current and the noise that produces by a wide margin, reduce the possibility that external medium noise produced, in addition, avoid water stain to be detained in it for a long time and cause the condition of corroding the pipeline inner wall, prevent the reduction of noise cancelling effect, can better handle the water stain of exhaust in the booster pump, avoid because the water stain of needs discharge designs the water drainage pipe mouth, and then cause the incomplete condition of amortization treatment, this design theory is laminated with sealed amortization mutually.

Example two:

the above-mentioned drawbacks or problems posed by the background art are mainly solved by the multistage muffler assembly 3 of the vacuum pumping system muffler 1: the air flow discharged by the air increasing pump enters the vacuum pump system silencer 1 through the air injection pipe body 7 to be subjected to anti-inflammation treatment, the air flow carries water stains to enter together, after the air flow enters the A connection pipe 8 and the B connection pipe 9 through the air injection pipe body 7, the A connection pipe 8 and the B connection pipe 9 divide the air flow into two parts and respectively enter the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13, the air flow impacts the inner wall of the A counteracting spiral pipe 12 and the inner wall of the B counteracting spiral pipe 13, resonance is generated between the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13, the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13 counteract the resonance of the air flow through the resonance of the other side, noise is reduced, sound insulation cotton filled outside the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13 also reduces noise generated by the air flow, when the air flow flows in the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13, the water evaporation heating column 11 heats the air flow, the water stains in the A counteracting spiral pipe 12 and the B counteracting spiral pipe 13 are evaporated, and the air flow carries water stains together to be discharged outside through the air exhaust pipe 5.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. The utility model provides a multistage muffler of environment-friendly, includes vacuum pump system muffler (1), its characterized in that, vacuum pump system muffler (1) mainly comprises two parts main structure: muffler shell and auxiliary structure (2) and multistage amortization subassembly (3) thereof, muffler shell and auxiliary structure (2) and multistage amortization subassembly (3) formula as an organic whole, muffler shell and auxiliary structure (2) and vacuum pump system are linked together, and the inside position at muffler shell and auxiliary structure (2) thereof is installed in multistage amortization subassembly (3).

2. The environmentally friendly multistage muffler of claim 1, wherein: the silencer shell and the auxiliary structure (2) thereof are composed of four parts: silencer shell (4), exhaust pipe mouth (5), link up port (6) and gas injection body (7), silencer shell (4) are the hollow shell that adopts the cylinder to make, and the inside of silencer shell (4) is provided with the amortization inside lining, and exhaust pipe mouth (5) are installed to the top position of silencer shell (4).

3. The environmentally friendly multistage muffler of claim 2, wherein: the exhaust pipe orifice (5) and the gas injection pipe body (7) are respectively communicated with the multistage silencing assembly (3), the exhaust pipe orifice (5) and the gas injection pipe body (7) are respectively installed at one side of the upper side and the lower side of the silencer shell (4), and a connection port (6) at one end of the gas injection pipe body (7) is connected with a gas outlet pipe orifice of a vacuum pump system through a flange.

4. The environmentally friendly multistage muffler of claim 1, wherein: the multi-stage silencing component (3) is composed of seven parts of structures: the water evaporation type silencer comprises an A connection pipe (8), a B connection pipe (9), a silencing cavity (10), a water evaporation heating column (11), an A offset spiral pipe (12), a B offset spiral pipe (13) and a controller (14), wherein the A connection pipe (8) and the B connection pipe (9) are both installed on the silencer shell and at one side of the lower portion of the silencer shell (4) of the auxiliary structure (2) of the silencer shell, and one ends of the A connection pipe (8) and the B connection pipe (9) are communicated with each other.

5. The environmentally friendly multistage muffler of claim 4, wherein: the air-conditioner silencer is characterized in that the A connecting pipe (8), the B connecting pipe (9) and the air injection pipe body (7) are combined together to form a pipe group made of a three-way pipe, the other ends of the A connecting pipe (8) and the B connecting pipe (9) penetrate into a silencing cavity (10), the silencing cavity (10) is a silencer shell and a hollow area inside the silencer shell (4) of the auxiliary structure (2) of the silencer shell, a large amount of soundproof cotton is filled inside the silencing cavity (10), a moisture evaporation heating column (11) is arranged in the center inside of the silencing cavity (10), and a heating wire wound on the moisture evaporation heating column (11) is connected with a controller (14) outside the silencer shell and the auxiliary structure (2) of the silencer shell.

6. The environmentally friendly multistage muffler of claim 4, wherein: the other end of the A linking pipe (8) and the other end of the B linking pipe (9) are respectively communicated with the lower ends of the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13), the A linking pipe (8) is communicated with the A counteracting spiral pipe (12), the B linking pipe (9) is communicated with the B counteracting spiral pipe (13), the silencing boards are arranged inside the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13), the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13) are spiral silencing pipes made of spirals, the upper ends of the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13) are communicated with each other, a moisture evaporation heating column (11) is arranged at the central shaft position of the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13), and the A counteracting spiral pipe (12) and the B counteracting spiral pipe (13) are wound and anastomosed together.