CN112555072A - Amortization structure and car - Google Patents
Amortization structure and car Download PDFInfo
- Publication number
- CN112555072A CN112555072A CN202011423020.1A CN202011423020A CN112555072A CN 112555072 A CN112555072 A CN 112555072A CN 202011423020 A CN202011423020 A CN 202011423020A CN 112555072 A CN112555072 A CN 112555072A
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- silencing
- sound
- pipe
- deadening
- chamber
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- 230000030279 gene silencing Effects 0.000 claims abstract description 124
- 238000005192 partition Methods 0.000 claims abstract description 40
- 230000001743 silencing effect Effects 0.000 abstract description 11
- 230000003584 silencer Effects 0.000 description 13
- 230000009467 reduction Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 206010036086 Polymenorrhoea Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
- F02M35/1266—Intake silencers ; Sound modulation, transmission or amplification using resonance comprising multiple chambers or compartments
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
- F02M35/1283—Manufacturing or assembly; Connectors; Fixations
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a silencing structure and an automobile, wherein the silencing structure comprises an air outlet pipe and a silencing assembly, the air outlet pipe is provided with an air inlet used for being connected with an air filter, the silencing assembly comprises a shell and a silencing piece positioned in the shell, the shell is provided with an air outlet used for being connected with a supercharger, the silencing piece comprises a silencing pipe, a first partition board circumferentially surrounding along the outer wall of the silencing pipe, and a plurality of baffles connected with the first partition board and axially extending along the silencing pipe, two ends of the silencing pipe in the axial direction are respectively abutted against the shell and the air outlet pipe so as to form a resonance chamber between the silencing pipe and the shell, the resonance chamber is divided into a first silencing chamber and a second silencing chamber by the first partition board, the first silencing chamber is divided into a plurality of first sub-chambers by the baffles, and the silencing holes are respectively formed in the silencing pipe corresponding to the second silencing chamber and the first sub-chambers. The silencing structure can obtain the matched silencing effect without redeveloping a whole set of tooling die, so that the repeated utilization rate of the tooling is improved.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a silencing structure and an automobile.
Background
In an air intake system of an automobile, a supercharged engine is becoming more and more popular with the development of miniaturization of supercharging. However, during the operation of the supercharged engine, various noises are generated by the supercharger due to the interaction between the impeller and the airflow, the dynamic unbalance of the rotor, the oil film oscillation of the floating bearing and other factors, and the noise of the supercharger is generally controlled by connecting a silencer between the supercharger and an air filter at present. Because the load of whole car and calibration data are different, booster noise often has the difference, obtains assorted noise cancelling effect through the perforated pipe baffle quantity, interval and the trompil quantity of adjustment muffler usually, however, these adjustments need can be realized through developing whole set of frock mould again for frock reuse rate is low.
In view of the above-mentioned drawbacks, it is necessary to provide a new sound-deadening structure and an automobile.
Disclosure of Invention
The invention mainly aims to provide a silencing structure and an automobile, and aims to solve the problem that the existing silencer needs to redevelop a whole set of tooling die to obtain a matched silencing effect, so that the tooling recycling rate is low.
In order to achieve the purpose, the silencing structure provided by the invention comprises an air outlet pipe and a silencing component, wherein the air outlet pipe is provided with an air inlet used for being connected with an air filter, the silencing component comprises a shell and a silencing piece positioned in the shell, the shell is provided with an air outlet used for being connected with the supercharger, the silencing piece comprises a silencing pipe and a first clapboard which is circumferentially surrounded along the outer wall of the silencing pipe, and a plurality of baffles connected with the first partition plate and extending along the axial direction of the silencing pipe, wherein two ends of the silencing pipe along the axial direction are respectively abutted with the shell and the air outlet pipe, to form a resonance chamber between the silencer duct and the housing, the resonance chamber being partitioned into a first silencer chamber and a second silencer chamber by the first partition plate, the first silencing chamber is divided into a plurality of first sub-chambers by a plurality of baffles respectively, and the silencing pipe corresponds to the second silencing chamber and the first sub-chambers and is provided with silencing holes.
Preferably, a plurality of the baffles are arranged at intervals along the radial direction of the silencing pipe.
Preferably, the number and/or the diameter of the silencing holes formed in the silencing tubes corresponding to each first sub-chamber are different.
Preferably, the silencing piece further comprises a second partition board circumferentially surrounding the outer wall of the silencing pipe, the second partition board and the first partition board are arranged at intervals to divide the second silencing chamber into two second sub-chambers by the second partition board, and the silencing pipe is provided with the silencing holes corresponding to the second sub-chambers.
Preferably, the number of the second partition plates is multiple, and the second muffling chamber is divided into a plurality of second sub-chambers by the multiple second partition plates.
Preferably, the shell includes connecting pipe, first butt ring and the installation pipe that connects gradually, the connecting pipe has been seted up the gas outlet, first butt ring certainly the connecting pipe is kept away from the one end of gas outlet is established to the evagination and is formed, the installation pipe certainly the outer fringe of first butt ring is followed axial extension, the pipe that disappears is kept away from the one end butt of outlet duct in first butt ring.
Preferably, the housing is provided with a positioning column formed by extending along the axial direction, and the silencing piece is provided with a positioning groove for inserting the positioning column.
Preferably, the sound deadening piece is an integrally formed piece.
Preferably, the one end that the air inlet was kept away from to the outlet duct outwards protrusion forms the second butt ring, the outer fringe of second butt ring is followed axial extension forms the lantern ring, the lantern ring cover is located the periphery of shell, the second butt ring respectively with the hush pipe is kept away from the one end of shell and the shell butt.
Preferably, the automobile comprises the sound attenuation structure.
In the technical scheme of the invention, the silencing structure comprises an air outlet pipe and a silencing assembly, the silencing assembly comprises a shell and a silencing piece positioned in the shell, the silencing piece comprises a silencing pipe, a first partition board circumferentially surrounding along the outer wall of the silencing pipe, and a plurality of baffle boards connected with the first partition board and extending along the axial direction of the silencing pipe, two ends of the silencing pipe along the axial direction are respectively abutted against the shell and the air outlet pipe so as to form a resonance chamber between the silencing pipe and the shell, the resonance chamber is divided into a first silencing chamber and a second silencing chamber by the first partition board, the first silencing chamber is divided into a plurality of first sub-chambers by the plurality of baffle boards, gas flowing out of an air filter enters the silencing assembly from an air inlet of the air outlet pipe, passes through the silencing pipe and enters a supercharger through an air outlet formed in the shell, noise of the supercharger enters the silencing assembly through an air outlet formed in the shell, and enters the first silencing chamber and the first sub-chambers through silencing holes formed in the silencing pipe The first muffling chamber and the first sub-chamber absorb noise. The silencing structure only needs to increase or decrease the number of the baffles so as to obtain silencing effects suitable for different vehicle types, and the baffles can be increased or decreased only by changing the core structure of the die without redeveloping a whole set of tooling die so as to obtain matched silencing effects, so that the repeated utilization rate of the tooling is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a silencing structure according to an embodiment of the present invention;
FIG. 2 is an exploded view of a muffler structure according to an embodiment of the present invention;
FIG. 3 is a schematic axial sectional view of a muffler structure according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a silencing structure of an embodiment of the present invention, taken along the radial direction of a silencing tube;
FIG. 5 is a schematic structural diagram of a housing according to an embodiment of the invention;
FIG. 6 is a schematic structural diagram of a silencer according to an embodiment of the present invention;
FIG. 7 is a schematic view of a corresponding core structure of the baffle member of FIG. 6;
FIG. 8 is a schematic structural view of a silencer according to another embodiment of the present invention;
fig. 9 is a structural view of a core structure corresponding to the noise deadening member of fig. 8.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a silencing structure and an automobile, and aims to solve the problem that the existing silencer needs to develop a whole set of tooling die again to obtain a matched silencing effect, so that the tooling recycling rate is low.
Referring to fig. 1 to 4, the silencing structure includes an outlet pipe 1 and a silencing assembly 2, the outlet pipe 1 is provided with an air inlet 11 for connecting with an air filter, the silencing assembly 2 includes a housing 21 and a silencing piece 22 located in the housing 21, the housing 21 is provided with an air outlet 211 for connecting with a supercharger, the silencing piece 22 includes a silencing pipe 221, a first partition 222 circumferentially surrounding along an outer wall of the silencing pipe 221, and a plurality of baffle plates 223 connected to the first partition plate 222 and extending in the axial direction of the silencer duct 221, both ends of the silencer duct 221 in the axial direction are respectively abutted against the housing 21 and the outlet duct 1, so as to form a resonance chamber 23 between the sound-deadening pipe 221 and the housing 21, the resonance chamber 23 is divided into a first sound-deadening chamber 231 and a second sound-deadening chamber 232 by the first partition plate 222, the first sound-deadening chamber 231 is divided into a plurality of first sub-chambers 2311 by the plurality of partition plates 223, and the sound-deadening pipe 221 is provided with sound-deadening holes 2211 corresponding to the second sound-deadening chamber 232 and the first sub-chambers 2311.
The silencing structure of the invention comprises an air outlet pipe 1 and a silencing assembly 2, wherein the silencing assembly 2 comprises a shell 21 and a silencing piece 22 positioned in the shell 21, the silencing piece 22 comprises a silencing pipe 221, a first clapboard 222 which surrounds along the circumferential direction of the outer wall of the silencing pipe 221, and a plurality of baffles 223 which are connected with the first clapboard 222 and extend along the axial direction of the silencing pipe 221, two ends of the silencing pipe 221 along the axial direction are respectively abutted with the shell 21 and the air outlet pipe 1 so as to form a resonance chamber 23 between the silencing pipe 221 and the shell 21, the resonance chamber 23 is divided into a first silencing chamber 231 and a second silencing chamber 232 by the first clapboard 222, the first silencing chamber 231 is divided into a plurality of first sub-chambers 2311 by the baffles 223 respectively, gas flowing out of an air filter passes through an air inlet 11 of the air outlet pipe 1, passes through the silencing assembly 2 and flows into a supercharger from an air outlet 211 formed in the shell 21, and noise of the supercharger enters into the silencing assembly 2 through the air outlet 211 formed in the shell 21, the noise can be absorbed in the first muffling chamber 231 and the first sub-chamber 2311 through the muffling hole 2211 formed in the muffling pipe 221 in the first muffling chamber 231 and the first sub-chamber 2311. The silencing structure only needs to increase or decrease the number of the baffles 223 to obtain the silencing effect suitable for different vehicle types, and the increase or decrease of the baffles 223 only needs to change the core structure 100 of the mold, namely, only needs to change the local structure of the mold to obtain different silencing frequency bands, so that matched silencing effect can be obtained without redeveloping a whole set of tooling mold, the repeated utilization rate of the tooling is improved, the requirement of the whole vehicle for reducing the noise of the supercharger is met by low-cost short-period development, and the structural universality of parts such as the shell 21 and the air outlet pipe 1 in different vehicle types is realized. In addition, the volumes of the first muffling chamber 231 and the first sub-chamber 2311 are different, so that different center frequencies of muffling can be obtained, and the muffling structure can obtain superposition noise reduction of a plurality of medium-high frequency noise frequency bands under the condition that the whole volume is limited. Wherein, the number of the baffles 223 can be changed by replacing the core structure 100, for example, the sound-deadening piece 22 of 8 baffles 223 in fig. 6 is manufactured by the core structure 100 in fig. 7, and when 8 baffles 223 in fig. 6 need to be reduced to 2 baffles 223 in fig. 8, only the core structure 100 in fig. 7 needs to be replaced by the core structure 100 in fig. 9. It should be noted that what kind of structure the baffles 223 of the present invention extend in the axial direction of the silencer duct 221 may be set according to the actual silencing effect in the radial direction of the silencer duct 221, and the distance between the baffles 223 may also be set according to the actual silencing effect.
As an embodiment, as shown in fig. 4, a plurality of baffles 223 are arranged at intervals in the radial direction of the silencer duct 221. In order to obtain better silencing effect, a plurality of baffles 223 are arranged at intervals along the radial direction of the silencing pipe 221, in an embodiment, the baffles 223 are arranged in the radial direction of the silencing pipe 221, and the baffles 223 are flat plates, so that the forming is easy and the manufacturing is convenient.
Further, as shown in fig. 6, the number and/or diameter of the sound-absorbing holes 2211 formed on the sound-absorbing tube 221 corresponding to each first sub-chamber 2311 are different. In order to reduce the noise of the supercharger in each frequency band, the number and/or the diameter of the sound reduction holes 2211 formed by the sound reduction pipes 221 corresponding to each first sub-chamber 2311 are different, that is, each first sub-chamber 2311 has different numbers of sound reduction holes 2211 and/or different diameters of sound reduction holes 2211, so that the first sub-chambers 2311 can reduce the noise of the supercharger in different frequency bands. In addition, for the noise reduction requirement, the diameters of the noise reduction holes 2211 in the first sub-chamber 2311 can be set to different apertures, and the positions of the noise reduction holes 2211 can be adjusted according to the actual requirement. Thus, when other vehicle types carrying the same supercharged engine need to be silenced in the later period, the number of the baffles 223 can be adjusted to obtain the first subchambers 2311 with different numbers of variable volumes and variable perforation rates.
In addition, as shown in fig. 3 and fig. 6, in an embodiment, the silencing piece 22 further includes a second partition 224 circumferentially surrounding the outer wall of the silencing tube 221, the second partition 224 is spaced from the first partition 222, so as to divide the second silencing chamber 232 into two second sub-chambers 2321 by the second partition 224, and the silencing tube 221 is provided with a silencing hole 2211 corresponding to the second sub-chamber 2321. In order to obtain a better sound attenuation effect, the sound attenuation member 22 further includes a second partition plate 224 circumferentially surrounding the outer wall of the sound attenuation tube 221, the second partition plate 224 is spaced from the first partition plate 222, the second sound attenuation chamber 232 is divided into two second sub-chambers 2321 by the second partition plate 224, in addition, the sound attenuation tube 221 is provided with sound attenuation holes 2211 corresponding to the second sub-chambers 2321, the sound waves enter the second sub-chambers 2321 through the sound attenuation holes 2211, and the second sub-chambers 2321 perform sound attenuation and noise reduction processing on the sound waves.
The number of the second partition plates 224 is plural, and the second muffling chamber 232 is divided into a plurality of second sub-chambers 2321 by the plural second partition plates 224. In order to obtain a better sound attenuation effect, the number of the second partition plates 224 is plural, and the second sound attenuation chamber 232 is divided into a plurality of second sub-chambers 2321 by the plural second partition plates 224.
Further, please refer to fig. 5, in order to realize multiple functions, the housing 21 includes a connecting tube 212, a first abutting ring 213 and a mounting tube 214, which are connected in sequence, the connecting tube 212 has an air outlet 211, the first abutting ring 213 is formed by protruding from an end of the connecting tube 212 far away from the air outlet 211, the mounting tube 214 extends axially from an outer edge of the first abutting ring 213, and an end of the silencing tube 221 far away from the air outlet tube 1 abuts against the first abutting ring 213. The shell 21 is including the connecting pipe 212 that connects gradually, first butt ring 213 and installation pipe 214, in this embodiment, the shell 21 is integrated into one piece spare, can adopt the nylon material, through injection moulding, gas outlet 211 has been seted up to the connecting pipe 212, first butt ring 213 is kept away from the one end of gas outlet 211 from the connecting pipe 212 and is established the formation to the evagination, installation pipe 214 extends along the axial from the outer fringe of first butt ring 213, the one end that the pipe 1 was kept away from to the amortization pipe 221 and the one end butt that the connecting pipe 212 was kept away from to first butt ring 213.
In addition, in the above embodiment, the housing 21 is provided with the positioning column 215 formed to extend in the axial direction, and the sound attenuating element 22 is provided with the positioning groove 225 into which the positioning column 215 is inserted. The housing 21 is provided with a positioning post 215 formed by extending along the axial direction, the silencing piece 22 is provided with a positioning groove 225 for the positioning post 215 to insert, when the silencing piece 22 is placed into the housing 21, the positioning groove 225 is aligned to the positioning post 215, and then the silencing piece 22 is pushed into the housing 21, so that the silencing piece 22 cannot rotate relative to the housing 21.
In one embodiment, the sound attenuating element 22 is a one-piece member. In order to obtain better silencing effect, the silencing part 22 is an integrally formed part, and the integrally formed silencing part 22 can reduce the number of parts and reduce the production cost.
Further, as shown in fig. 1 to fig. 3, one end of the air outlet pipe 1, which is far away from the air inlet 11, protrudes outward to form a second abutting ring 12, an outer edge of the second abutting ring 12 extends in the axial direction to form a collar 13, the collar 13 is sleeved on the periphery of the housing 21, and the second abutting ring 12 abuts against one end of the muffling pipe 221, which is far away from the housing 21, and the housing 21, respectively. One end of the outlet pipe 1 far from the air inlet 11 protrudes outwards to form a second butt ring 12, the outer edge of the second butt ring 12 extends axially to form a sleeve ring 13, when the silencing structure is required to be assembled, the silencing piece 22 is placed into the shell 21, the sleeve ring 13 of the outlet pipe 1 is sleeved on the periphery of the shell 21, and until the second butt ring 12 is respectively abutted against one end of the silencing pipe 221 far from the shell 21 and the shell 21. In order to ensure that the connection between the outer shell 21 and the outlet pipe 1 is firmer and more reliable, the hoop can be used to be fixed on the periphery of the lantern ring 13, and the lantern ring 13 is tightly held on the periphery of the outer shell 21, so that the sealing performance of the connection part between the outer shell 21 and the outlet pipe 1 is better. The invention integrates the silencing structure with the air outlet pipe 1, so that the structure is simplified.
In addition, the invention also provides an automobile which comprises the silencing structure. The automobile comprises all the technical characteristics and the corresponding technical effects of the silencing structure, and the details are not repeated herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A sound-deadening structure characterized by comprising:
the air outlet pipe is provided with an air inlet used for being connected with an air filter;
the silencing component comprises a shell and a silencing piece located in the shell, the shell is provided with a gas outlet used for being connected with a supercharger, the silencing piece comprises a silencing pipe, a first partition board circumferentially surrounding the outer wall of the silencing pipe and a plurality of baffle boards axially extending from the silencing pipe, the silencing pipe is connected with the first partition board and abutted to the outer shell and the gas outlet pipe, so that a resonance chamber is formed between the silencing pipe and the shell, the resonance chamber is divided into a first silencing chamber and a second silencing chamber by the first partition board, the first silencing chamber is divided into a plurality of first sub-chambers by the baffle boards, and the silencing pipe corresponds to the second silencing chamber and the first sub-chambers are provided with silencing holes.
2. The sound-deadening structure according to claim 1, wherein a plurality of the baffle plates are arranged at intervals in a radial direction of the sound-deadening tube.
3. The muffling structure of claim 1, wherein the number and/or diameter of the muffling holes formed by the muffling pipes corresponding to each of the first sub-chambers are different.
4. The sound-deadening structure according to claim 1, wherein the sound-deadening member further includes a second partition plate circumferentially surrounding an outer wall of the sound-deadening tube, the second partition plate being provided at a distance from the first partition plate to partition the second sound-deadening chamber into two second sub-chambers by the second partition plate, the sound-deadening tube having the sound-deadening holes opened corresponding to the second sub-chambers.
5. The sound-deadening structure according to claim 4, wherein the number of the second partition plate is plural, and the second sound-deadening chamber is partitioned into the second sub-chambers by the plural second partition plates.
6. The sound-deadening structure according to any one of claims 1 to 5, wherein the housing includes a connecting pipe, a first abutting ring, and a mounting pipe, which are connected in this order, the connecting pipe opens the air outlet, the first abutting ring is formed to protrude outward from an end of the connecting pipe away from the air outlet, the mounting pipe extends in the axial direction from an outer edge of the first abutting ring, and an end of the sound-deadening pipe away from the air outlet pipe abuts against the first abutting ring.
7. The sound-deadening structure according to any one of claims 1 to 5, wherein the housing is provided with positioning posts formed to extend in the axial direction, and the sound-deadening member is provided with positioning grooves into which the positioning posts are inserted.
8. The sound-deadening structure according to any one of claims 1 to 5, wherein the sound-deadening member is an integrally formed member.
9. The sound attenuation structure according to any one of claims 1 to 5, wherein an end of the air outlet pipe away from the air inlet projects outwards to form a second abutting ring, an outer edge of the second abutting ring extends in the axial direction to form a collar, the collar is sleeved on the outer periphery of the housing, and the second abutting ring abuts against an end of the sound attenuation pipe away from the housing and the housing respectively.
10. An automobile characterized in that the automobile comprises the sound-deadening structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011423020.1A CN112555072A (en) | 2020-12-08 | 2020-12-08 | Amortization structure and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011423020.1A CN112555072A (en) | 2020-12-08 | 2020-12-08 | Amortization structure and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112555072A true CN112555072A (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011423020.1A Pending CN112555072A (en) | 2020-12-08 | 2020-12-08 | Amortization structure and car |
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| CN (1) | CN112555072A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113623095A (en) * | 2021-08-04 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Air filter outlet pipe structure and automobile |
| CN113623090A (en) * | 2021-08-05 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Air inlet pipeline and motor vehicle |
| CN115419529A (en) * | 2022-08-29 | 2022-12-02 | 岚图汽车科技有限公司 | Silencer assembly and noise verification method |
| US20230102336A1 (en) * | 2021-09-27 | 2023-03-30 | Mann+Hummel Gmbh | Space-saving broadband resonator having a resonator insert |
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| CN103982272A (en) * | 2014-05-28 | 2014-08-13 | 成都陵川特种工业有限责任公司 | Straight-through type three-cavity silencer |
| CN106286038A (en) * | 2016-10-25 | 2017-01-04 | 力帆实业(集团)股份有限公司 | A kind of silence type car admission line system |
| CN207093249U (en) * | 2017-06-27 | 2018-03-13 | 宁波远景汽车零部件有限公司 | Compound air inlet resonant cavity and automobile |
| CN207920687U (en) * | 2018-01-10 | 2018-09-28 | 吉利汽车研究院（宁波）有限公司 | A kind of silencer for automobile and vehicle |
| KR102089462B1 (en) * | 2019-06-26 | 2020-04-27 | 주식회사 화승알앤에이 | Resonator |
| CN111042962A (en) * | 2019-12-11 | 2020-04-21 | 吉利汽车研究院（宁波）有限公司 | Air inlet silencer of engine |
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| CN113623095A (en) * | 2021-08-04 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Air filter outlet pipe structure and automobile |
| CN113623090A (en) * | 2021-08-05 | 2021-11-09 | 安徽江淮汽车集团股份有限公司 | Air inlet pipeline and motor vehicle |
| US20230102336A1 (en) * | 2021-09-27 | 2023-03-30 | Mann+Hummel Gmbh | Space-saving broadband resonator having a resonator insert |
| US11912210B2 (en) * | 2021-09-27 | 2024-02-27 | Mann+Hummel Gmbh | Space-saving broadband resonator having a resonator insert |
| CN115419529A (en) * | 2022-08-29 | 2022-12-02 | 岚图汽车科技有限公司 | Silencer assembly and noise verification method |
| CN115419529B (en) * | 2022-08-29 | 2024-01-16 | 岚图汽车科技有限公司 | Muffler assembly and noise verification method |
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Application publication date: 20210326 |