CN213598050U - Noise elimination device for aerodynamic vehicle - Google Patents

Noise elimination device for aerodynamic vehicle Download PDF

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Publication number
CN213598050U
CN213598050U CN202022688517.8U CN202022688517U CN213598050U CN 213598050 U CN213598050 U CN 213598050U CN 202022688517 U CN202022688517 U CN 202022688517U CN 213598050 U CN213598050 U CN 213598050U
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CN
China
Prior art keywords
fixedly connected
silencer body
muffler
protective shell
silencer
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Expired - Fee Related
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CN202022688517.8U
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Chinese (zh)
Inventor
冯梁苌
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Individual
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Individual
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Priority to CN202022688517.8U priority Critical patent/CN213598050U/en
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Publication of CN213598050U publication Critical patent/CN213598050U/en
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Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a noise eliminator for air motor car, including the silencer body, the both ends of silencer body are provided with intake pipe and outlet duct respectively, the protective housing has been cup jointed to the outside of silencer body, two openings have been seted up at the both ends of protective housing, the intake pipe passes the outside that two openings extend to the protective housing respectively with the outlet duct, the fixed surface of silencer body has cup jointed three solid fixed ring, and is three gu fixed ring's surface is a plurality of guide arms of fixedly connected with respectively, a plurality of recesses have been seted up to the inside wall of protective housing, and is a plurality of the recess respectively with a plurality of guide arm one-to-ones, it is a plurality of the spring has all been cup jointed to the. The utility model discloses noise eliminator has played the guard action to the muffler body to be convenient for cool down for muffler body and exhaust high temperature gas, prolonged life, avoid the combustion gas to scald the people.

Description

Noise elimination device for aerodynamic vehicle
Technical Field
The utility model relates to a silencer technical field especially relates to a noise eliminator for air motor car.
Background
The engine of the air-powered vehicle drives the piston to move up and down by the kinetic energy generated by the expansion of high-pressure air so as to drive the rotation of the crankshaft. The working principle of the engine is similar to that of a fuel engine, and the engine has the advantages of up-and-down movement of a piston, rotation of a crankshaft and gas emission after work is done. It must then be the same as a fuel-powered engine with the problem of excessive noise, and its main sources of noise are similar to fuel-powered engines, mainly exhaust noise and engine noise. At present, the silencer on the market mostly works under the state of high temperature, shortens the life of silencer, and the temperature of aerodynamic car exhaust gas is too high, and the possibility that the people were scalded also to the exhaust gas after silencing device, and the car is at the in-process of traveling, and the car silencer receives the vibration on the chassis relatively easily, damages inside part and outside casing easily.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a noise eliminator for an aerodynamic vehicle.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a silencer for an aerodynamic vehicle comprises a silencer body, wherein an air inlet pipe and an air outlet pipe are respectively arranged at two ends of the silencer body, a protective shell is sleeved outside the silencer body, two openings are formed at two ends of the protective shell, the air inlet pipe and the air outlet pipe respectively penetrate through the two openings and extend to the outside of the protective shell, three fixing rings are fixedly sleeved on the outer surface of the silencer body, a plurality of guide rods are respectively and fixedly connected to the outer surfaces of the three fixing rings, a plurality of grooves are formed in the inner side wall of the protective shell and respectively correspond to the guide rods one to one, springs are sleeved on the outer surfaces of the guide rods, one ends of the springs are fixedly connected with the outer wall of the fixing rings, the other ends of the springs are fixedly connected with the inner wall, close to the grooves, of the protective shell, and, the surface of baffle has been seted up the through-hole, the baffle divide into the silencer body and falls the chamber of making an uproar and cooling chamber, the inside soundproof cotton that is provided with of lateral wall in the chamber of making an uproar falls, fall a plurality of acoustic celotex boards of the inside fixedly connected with in chamber of making an uproar, the lateral wall in cooling chamber is fixed to be inlayed and is linked there are two semiconductor refrigeration pieces, two the hot junction of semiconductor refrigeration piece is fixedly connected with fin respectively, the fin is kept away from the one end fixedly connected with radiator fan of semiconductor refrigeration piece.
As a further description of the above technical solution:
the noise reduction cavity is positioned at one side close to the air inlet pipe, and the cooling cavity is positioned at one side close to the air outlet pipe.
As a further description of the above technical solution:
the sound insulation boards are arranged in a mutually staggered mode.
As a further description of the above technical solution:
the side wall of the protective shell close to the radiating fan is provided with a radiating port.
As a further description of the above technical solution:
the outlet duct is in horn shape.
As a further description of the above technical solution:
and a telescopic belt is arranged between the two openings and the air inlet pipe and between the two openings and the air outlet pipe.
The utility model discloses following beneficial effect has:
1. through the setting of protective housing, recess, guide arm, spring, solid fixed ring, played the guard action to the muffler body, avoid it to receive external erosion to play buffering and absorbing effect to the muffler body, avoid when receiving the shock, damage internals.
2. Through the setting of soundproof cotton, acoustic celotex board, soundproof cotton plays preliminary syllable-dividing effect to the combustion gas, and the setting of the acoustic celotex board that interlocks layer upon layer has delayed tail gas exhaust time, makes more thoroughly that the noise reduces to semiconductor refrigeration piece, fin, radiator fan's setting is just cooled down with the muffler body, and play the cooling effect when discharging gas, avoid scalding the people who leans on the outlet duct next door.
The utility model discloses noise eliminator has played the guard action to the muffler body to be convenient for cool down for muffler body and exhaust high temperature gas, prolonged life, avoid the combustion gas to scald the people.
Drawings
Fig. 1 is an overall schematic view of a muffler device for an aerodynamic vehicle according to the present invention;
fig. 2 is a cross-sectional view of a muffler body of a muffler assembly for an aerodynamic vehicle according to the present invention;
fig. 3 is an enlarged view of a muffler device a for an aerodynamic vehicle according to the present invention.
Illustration of the drawings:
1. a muffler body; 2. an air inlet pipe; 3. an air outlet pipe; 4. a protective shell; 5. a fixing ring; 6. an opening; 7. a stretchable band; 8. sound insulation cotton; 9. a sound insulating board; 10. a semiconductor refrigeration sheet; 11. a heat sink; 12. a heat radiation fan; 13. a groove; 14. a guide bar; 15. a spring; 16. a through hole; 17. a partition plate; 18. a noise reduction cavity; 19. a cooling cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, 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 work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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.
Referring to fig. 1-3, the present invention provides an embodiment: a silencer for an air-powered vehicle comprises a silencer body 1, wherein an air inlet pipe 2 and an air outlet pipe 3 are respectively arranged at two ends of the silencer body 1, a protective shell 4 is sleeved outside the silencer body 1, two openings 6 are formed at two ends of the protective shell 4, the air inlet pipe 2 and the air outlet pipe 3 respectively penetrate through the two openings 6 and extend to the outside of the protective shell 4, three fixing rings 5 are sleeved on the outer surface of the silencer body 1, a plurality of guide rods 14 are respectively and fixedly connected to the outer surfaces of the three fixing rings 5, a plurality of grooves 13 are formed in the inner side wall of the protective shell 4, the plurality of grooves 13 respectively correspond to the plurality of guide rods 14 one by one, springs 15 are sleeved on the outer surfaces of the plurality of guide rods 14, one ends of the springs 15 are fixedly connected with the outer walls of the fixing rings 5, the other ends of the springs 15 are fixedly connected, through-hole 16 has been seted up on the surface of baffle 17, baffle 17 divide into silencer body 1 and falls the chamber 18 and the cooling chamber 19 of making an uproar, the inside soundproof cotton 8 that is provided with of lateral wall in the chamber 18 of making an uproar falls, fall a plurality of acoustic celotex boards 9 of the inside fixedly connected with in chamber 18 of making an uproar, the fixed concatenation of lateral wall in cooling chamber 19 has two semiconductor refrigeration pieces 10, the hot junction of two semiconductor refrigeration pieces 10 is fixedly connected with fin 11 respectively, the one end fixedly connected with radiator fan 12 of semiconductor refrigeration piece 10 is kept away from to fin.
The noise reduction cavity 18 is positioned at one side close to the air inlet pipe 2, and the cooling cavity 19 is positioned at one side close to the air outlet pipe 3, so that the air can be cooled before high-temperature air is exhausted; the plurality of sound insulation plates 9 are arranged in a mutually staggered manner, so that the gas exhaust time is delayed, and the noise is reduced more thoroughly; a heat radiation port is formed on the side wall of the protective shell 4 close to the heat radiation fan 12, so that the heat radiation fan 12 can radiate heat conveniently; the gas outlet pipe 3 is arranged in a horn shape, so that discharged gas is more dispersed, and the sound of the discharged gas is smaller; and a telescopic belt 7 is arranged between the two openings 6 and the air inlet pipe 2 and the air outlet pipe 3, so that dust can be prevented.
The working principle is as follows: air vehicle engine exhaust high temperature gas passes through intake pipe 2 and gets into silencer body 1, play preliminary syllable-dividing effect to the combustion gas through soundproof cotton 8, gas outgoing's time has been delayed in the setting of acoustic celotex board 9 crisscross layer upon layer, make the more thorough of noise reduction, protective housing 4 has played the guard action to silencer body 1, avoid it to receive external erosion, spring 15 has played buffering and absorbing effect to silencer body 1, avoid when receiving the shock, damage internals, semiconductor refrigeration piece 10 refrigerates the inside of silencer body 1, absorptive heat passes through fin 11 and radiator fan 12 effluvium, just with cooling silencer body 1, and play the cooling effect when discharging gas, avoid scalding the people who leans on 3 next doors of outlet duct.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. A muffler device for an aerodynamic vehicle, comprising a muffler body (1), characterized in that: the silencer is characterized in that an air inlet pipe (2) and an air outlet pipe (3) are respectively arranged at two ends of the silencer body (1), a protective shell (4) is sleeved outside the silencer body (1), two openings (6) are formed at two ends of the protective shell (4), the air inlet pipe (2) and the air outlet pipe (3) respectively penetrate through the two openings (6) and extend to the outside of the protective shell (4), three fixing rings (5) are sleeved on the outer surface of the silencer body (1), a plurality of guide rods (14) are respectively and fixedly connected to the outer surfaces of the three fixing rings (5), a plurality of grooves (13) are formed in the inner side wall of the protective shell (4), the plurality of grooves (13) respectively correspond to the plurality of guide rods (14) one by one, springs (15) are sleeved on the outer surfaces of the plurality of guide rods (14), one end of each spring (15) is fixedly connected with the outer, and the other end of spring (15) and protective housing (4) are close to the inner wall fixed connection of recess (13), the inside fixedly connected with baffle (17) of silencer body (1), through-hole (16) have been seted up on the surface of baffle (17), baffle (17) divide into with silencer body (1) and fall the chamber of making an uproar (18) and cool down chamber (19), the inside soundproof cotton (8) that is provided with of lateral wall in the chamber of making an uproar (18) falls, fall a plurality of acoustic celotex boards (9) of inside fixedly connected with in chamber of making an uproar (18), the lateral wall fixed of cooling chamber (19) inlays and has two semiconductor refrigeration pieces (10), two the hot junction difference fixedly connected with fin (11) of semiconductor refrigeration piece (10), the one end fixedly connected with radiator fan (12) of semiconductor refrigeration piece (10) are kept away from in fin (11).
2. The muffler apparatus for an aerodynamic vehicle according to claim 1, characterized in that: the noise reduction cavity (18) is positioned at one side close to the air inlet pipe (2), and the cooling cavity (19) is positioned at one side close to the air outlet pipe (3).
3. The muffler apparatus for an aerodynamic vehicle according to claim 1, characterized in that: the sound insulation boards (9) are arranged in a mutually staggered mode.
4. The muffler apparatus for an aerodynamic vehicle according to claim 1, characterized in that: the side wall of the protective shell (4) close to the heat radiation fan (12) is provided with a heat radiation port.
5. The muffler apparatus for an aerodynamic vehicle according to claim 1, characterized in that: the air outlet pipe (3) is arranged in a horn shape.
6. The muffler apparatus for an aerodynamic vehicle according to claim 1, characterized in that: and a telescopic belt (7) is arranged between the two openings (6) and the air inlet pipe (2) and the air outlet pipe (3).
CN202022688517.8U 2020-11-19 2020-11-19 Noise elimination device for aerodynamic vehicle Expired - Fee Related CN213598050U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022688517.8U CN213598050U (en) 2020-11-19 2020-11-19 Noise elimination device for aerodynamic vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022688517.8U CN213598050U (en) 2020-11-19 2020-11-19 Noise elimination device for aerodynamic vehicle

Publications (1)

Publication Number Publication Date
CN213598050U true CN213598050U (en) 2021-07-02

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022688517.8U Expired - Fee Related CN213598050U (en) 2020-11-19 2020-11-19 Noise elimination device for aerodynamic vehicle

Country Status (1)

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CN (1) CN213598050U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114109571A (en) * 2021-10-15 2022-03-01 浙江加文汽车零部件有限公司 Anti-collision sleeve for automobile silencer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114109571A (en) * 2021-10-15 2022-03-01 浙江加文汽车零部件有限公司 Anti-collision sleeve for automobile silencer

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Granted publication date: 20210702

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