CN207297121U - A kind of mobile muffler of side wall air inlet - Google Patents

Abstract

The utility model discloses a kind of mobile muffler of side wall air inlet, includes the housing closed at both ends of elliptic cylindrical shape, and enclosure interior is divided into first, second, third and fourth warehouse from the left end of housing to right end by three pieces of partition plates；Further include the fixed setting wherein intermediate tube and exhaust pipe parallel with housing axis of side inside housings, intermediate tube is at the same time through the both ends of three pieces of partition plates and intermediate tube respectively positioned at first and the 4th in warehouse；Exhaust pipe is at the same time through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the right end of housing；Installing plate is equipped with by enclosure interior opposite side in 3rd warehouse, air inlet pipe extends vertically through installing plate and its both ends is respectively in the 3rd warehouse and outside housing opposite side；Intermediate tube and exhaust pipe are located at the indoor part in the second storehouse and offer some perforation, and intermediate tube is located at the 3rd indoor part in storehouse and is additionally provided with the perforation, and silencing cotton is also filled with the 3rd warehouse.Acoustic wave filter structure simple and compact, the good muffling effect.

Description

A kind of mobile muffler of side wall air inlet

Technical field

The utility model belongs to muffler technical field, more particularly to a kind of mobile muffler.

Background technology

Now, as emission regulation demands are more and more stringenter, the arrangement of mobile muffler and use propose requirements at the higher level, And customer is also higher and higher to the controllability of vehicle and the requirement of comfort, and then to the requirement of mobile muffler various aspects of performance Also it is increasingly stringenter, such as noise control.Main parts size of the silencer as automobile, rises in noise control of automobile etc. Key effect, therefore, the design of mobile muffler are needed on the basis of rational in infrastructure, meet smooth gas discharge, convenient to install cloth Put.But existing mobile muffler sets also not fully up to expectations in noise control and overall structure.

Utility model content

The purpose of this utility model is to provide a kind of mobile muffler of side wall air inlet, the automobile silencing of the side wall air inlet Device compact overall structure, acoustic attenuation performance are good.

The technical solution of the utility model is as follows：

A kind of mobile muffler of side wall air inlet, includes the housing of the oval tubular in a cross section, a left side for housing Right both ends are closed by end cap respectively, and enclosure interior is separated into four warehouses by three pieces of partition plates, and four warehouses are from housing Left end to right end set be followed successively by first, second, third and fourth warehouse；

Further include and the wherein intermediate tube and exhaust pipe parallel with housing axis of side is fixedly installed inside housings, its In, the intermediate tube is at the same time through the both ends of three pieces of partition plates and intermediate tube respectively positioned at first and the 4th in warehouse；The exhaust Pipe is at the same time through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the right end of housing；In 3rd warehouse Be equipped with installing plate by enclosure interior opposite side, the installing plate be fixed on the partition plate of low order end and and divider upright, air inlet pipe Extend vertically through installing plate and its both ends is respectively in the 3rd warehouse and outside housing opposite side, the axis of air inlet pipe and housing Axis intersects vertically；The intermediate tube and exhaust pipe are located at the indoor part in the second storehouse and offer some perforation, the centre Pipe is additionally provided with the perforation positioned at the 3rd indoor part in storehouse, and silencing cotton is also filled with the 3rd warehouse.

Further, one end that the intermediate tube is located at the 4th warehouse is horn mouth.

Further, three pieces of partition plates are each attached in inner walls and vertical with housing axis, on every piece of partition plate It is provided with some through holes.

Further, first, second, third and fourth warehouse volume is identical.

Further, intermediate tube and exhaust pipe on the long axis direction of the housing it is vertical in column, and intermediate tube is located at shell On the axis of body.

Further, the circular hole being arranged on the partition plate of low order end, the hole of the circular hole, intermediate tube and exhaust pipe are further included Footpath it is identical and on the long axis direction of the housing it is vertical in column, intermediate tube is located on the axis of housing, in circular hole and exhaust pipe Between pipe distance it is identical.

The beneficial effects of the utility model：The utility model is simple and compact for structure, as made of the structure of the utility model Muffler acoustic attenuation performance effect is good, changes the cancellation mode that a conventional muffler left side goes out into the right side, by the air inlet pipe of muffler especially It is arranged on the side wall of Elliptic Cylinder, and the outlet of exhaust pipe is arranged on the right end of housing, so that gone out using side wall into right end Exhaust noise silencing pattern, obtains the erasure effect for being significantly better than conventional muffler, reduces the use length of pipeline, increases housing Exhaust gas inside silence space, whole silencer is compact, light-weight, especially suitable for the limited vehicle of chassis arrangement space；Knot It is simpler compact on structure.

Brief description of the drawings

Fig. 1 is the utility model structure diagram.

Fig. 2 is the A-A/B-B sectional views in Fig. 1.

Fig. 3 is the C-C sectional views in Fig. 1.

Embodiment

Illustrate the embodiment of the utility model by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages and effect of the utility model easily.

The utility model is described in further detail with reference to the accompanying drawings and examples：

As shown in Fig. 1-3, a kind of mobile muffler of side wall air inlet, including the oval tubular in a cross section Housing 3, the left and right ends of housing 3 are closed by an end cap respectively, and the end cap includes left end cap 1 and right end cap 2, in housing 3 Portion is separated into four warehouses by three pieces of partition plates, and the partition plate includes keep left two pieces of identical partition plates 7, the partition plate 4 of low order end, institute State four warehouses and set from the left end of housing 3 to right end and be followed successively by the first warehouse 301, the second warehouse 302,303 and of the 3rd warehouse 4th warehouse 304.

Further include and be fixed inside housing 3 the wherein intermediate tube 8 and exhaust pipe parallel with the axis of housing 3 of side 9, wherein, the intermediate tube 8 is at the same time through the both ends of three pieces of partition plates and intermediate tube 8 respectively positioned at first and the 4th in warehouse 304； The exhaust pipe 9 is at the same time through the both ends of three pieces of partition plates and exhaust pipe 9 respectively positioned at 301 interior and housing 3 right end of the first warehouse Outside, to be vented；In 3rd warehouse 303 installing plate 6, the one side edge of the installing plate 6 are equipped with by 3 inside opposite side of housing It is fixed on the partition plate 4 of low order end and is connected as a single entity with the divider upright, air inlet pipe 5 extends vertically through installing plate 6 and its both ends point Wei Yu not be in the 3rd warehouse 303 and outside the opposite side of housing 3, so as to air inlet, the axis of the axis and housing 3 of air inlet pipe 5 hangs down It is straight intersecting.The part that the intermediate tube 8 and exhaust pipe 9 are located in the second warehouse 302 offers some perforation a, the centre The part that pipe 8 is located in the 3rd warehouse 303 is additionally provided with the perforation a, and above-mentioned piercing aperture preferably takes 3 to 6 millimeters, the described 3rd Silencing cotton (not shown) is also filled with warehouse 303.

Further, one end that the intermediate tube 8 is located at the 4th warehouse 304 is horn mouth, can lift performance muffler.

Further, three pieces of partition plates are each attached on the inner wall of housing 3 and vertical with the axis of housing 3, every piece every Some through hole b are provided with plate, the aperture of through hole b is 1 to 3 millimeters；Be conducive to exhaust noise silencing, increase the installation of each pipeline Fastness, prevents from trembleing into fashionable pipeline in air-flow, influences noise reduction.

Further, 304 volume of first, second, third and fourth warehouse is identical, based on said structure, using the space Volume divides, and can lift exhaust noise silencing effect.

Further, intermediate tube 8 and exhaust pipe 9 on the long axis direction of the housing 3 it is vertical in column, and intermediate tube is located at On the axis of housing, performance muffler can be optimized.

Further, the circular hole c being arranged on the partition plate 4 of low order end, the circular hole c, intermediate tube 8 and exhaust pipe are further included 9 aperture it is identical and it is vertical on the long axis direction of the housing 3 intermediate tube 8 be located on the axis of housing 3 in column, circular hole c with Exhaust pipe 9, the vertical spacing of intermediate tube 8 are apart from identical.It is for the ease of coordinating with air inlet pipe 5 here to set circular hole c, is promoted The conveying of air-flow, strengthens sound deadening.

The above embodiments are only illustrative of the principle and efficacy of the utility model, new not for this practicality is limited Type.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed essence of the utility model God and all equivalent modifications completed under technological thought or change, should be covered by the claim of the utility model.

Claims (6)

1. A kind of 1. mobile muffler of side wall air inlet, it is characterised in that：Include the housing of the oval tubular in a cross section, The left and right ends of housing are closed by an end cap respectively, and enclosure interior is separated into four warehouses, four storehouses by three pieces of partition plates Room sets from the left end of housing to right end and is followed successively by first, second, third and fourth warehouse；

   Further include and the wherein intermediate tube and exhaust pipe parallel with housing axis of side is fixedly installed inside housings, wherein, institute State intermediate tube while through the both ends of three pieces of partition plates and intermediate tube respectively positioned at first and the 4th in warehouse；The exhaust pipe is at the same time Through the both ends of three pieces of partition plates and exhaust pipe respectively in the first warehouse and outside the right end of housing；Housing is leaned in 3rd warehouse Internal opposite side is equipped with installing plate, and the installing plate is fixed on the partition plate of low order end and is vertically passed through with divider upright, air inlet pipe Wear installing plate and its both ends is respectively in the 3rd warehouse and outside housing opposite side, the axis of air inlet pipe and the axis of housing hang down It is straight intersecting；The intermediate tube and exhaust pipe are located at the indoor part in the second storehouse and offer some perforation, and the intermediate tube is located at The 3rd indoor part in storehouse is additionally provided with the perforation, and silencing cotton is filled with the 3rd warehouse.
2. 2. the mobile muffler of side wall air inlet according to claim 1, it is characterised in that：The intermediate tube is located at the 4th warehouse One end be horn mouth.
3. 3. the mobile muffler of side wall air inlet according to claim 1, it is characterised in that：Three pieces of partition plates are each attached to shell It is on internal wall and vertical with housing axis, some through holes are provided with every piece of partition plate.
4. 4. the mobile muffler of side wall air inlet according to claim 1, it is characterised in that：First, second, third and fourth storehouse Building volume is identical.
5. 5. according to the mobile muffler of any one of the claim 1-4 side wall air inlet, it is characterised in that：Intermediate tube and exhaust Pipe on the long axis direction of the housing it is vertical in column, and intermediate tube is located on the axis of housing.
6. 6. according to the mobile muffler of any one of the claim 1-4 side wall air inlet, it is characterised in that：Further include and be arranged on Circular hole on the partition plate of low order end, the circular hole, intermediate tube are identical with the aperture of exhaust pipe and in the long axis direction of the housing Above vertically in column, intermediate tube is located on the axis of housing, and circular hole is identical with the distance of exhaust pipe intermediate tube.