CN212985407U

CN212985407U - Air filter air inlet pipe of automobile

Info

Publication number: CN212985407U
Application number: CN202021156047.4U
Authority: CN
Inventors: 吴正培; 杨景
Original assignee: Yangzhou Yaqi Auto Parts Co ltd
Current assignee: Yangzhou Yaqi Auto Parts Co ltd
Priority date: 2020-06-21
Filing date: 2020-06-21
Publication date: 2021-04-16
Anticipated expiration: 2030-06-21

Abstract

The utility model discloses an empty intake pipe of straining of car, including admission line and hush pipe, rubber bellows fixed connection is passed through to the one end of admission line and hush pipe's one end, and the other end of admission line is fixed to be equipped with the air filter end, and the top welding of hush pipe has the muffler base, and the top welding of muffler base has the muffler, and the fixed muffler upper cover that is equipped with in top of muffler, the beneficial effects of the utility model are that: the rubber corrugated pipe arranged between the air inlet pipeline and the silencing pipe can play a role in damping and absorbing assembly errors; the sound cotton of inhaling that sets up through air inlet end lower cover inner wall can carry out preliminary absorption to the noise in the gas, and the muffler that sets up through hush pipe top in addition can adsorb the noise in the gas once more to the outer wall of air inlet end lower cover is equipped with the cellular amortization hole of arranging, has improved acoustic performance, can not let the air current of the in-process of admitting air influence air intake system NVH.

Description

Air filter air inlet pipe of automobile

Technical Field

The utility model relates to an intake pipe, in particular to empty intake pipe of straining of car belongs to auto-parts technical field.

Background

In the air filtering system, the air filtering air inlet pipe is mainly used for introducing and conveying fresh air, so that the dustproof, waterproof and heatproof air performance is required to be considered during the design of the air inlet pipe. For this purpose, it is particularly important to arrange the air inlet line and the air inlet in a rational manner, the air inlet line usually extending to the front of the vehicle in order to introduce fresh air. The intake pipe is the plastics hard tube generally, and elasticity is little, and the easy inclined to one side hole of fixed point department when accumulative error is big, the assembly difficulty to the noise cancelling effect of current intake pipe is limited, has reduced practicality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an empty intake pipe of straining of car to solve the assembly difficulty that proposes in the above-mentioned background art, and the limited problem of noise cancelling effect of current intake pipe.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an empty intake pipe that strains of car, includes admission line and hush pipe, rubber bellows fixed connection is passed through to the one end of admission line and hush pipe's one end, the other end of admission line is fixed to be equipped with the air filter end, the top welding of hush pipe has the muffler base, the top welding of muffler base has the muffler, the fixed muffler upper cover that is equipped with in top of muffler, the communicating through-hole with the muffler has been seted up at hush pipe's top, the fixed air inlet end lower cover that is equipped with of the other end of hush pipe, the fixed air inlet end upper cover that is equipped with in one side of air inlet end lower cover.

As a preferred technical scheme of the utility model, the fixed sound cotton that inhales that is equipped with of inner wall of air inlet end lower cover, just cellular amortization hole of arranging is seted up to the outer wall of air inlet end lower cover.

As a preferred technical scheme of the utility model, the avris of air inlet end lower cover and the avris of air inlet end upper cover are all fixed and are equipped with corresponding connecting seat, per two corresponding the connecting seat passes through connecting bolt fixed connection.

As an optimal technical scheme of the utility model, the other end of amortization pipe and the equal fixed flange, two of being equipped with of tip of air inlet end lower cover flange joint.

As an optimal technical scheme of the utility model, one side welding of air inlet end lower cover has the mount pad, the mounting hole has been seted up at the middle part of mount pad.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an automobile air filter intake pipe, which can play the role of shock absorption and absorbing assembly error through the rubber bellows arranged between the intake pipe and the hush pipe; the sound cotton of inhaling that sets up through air inlet end lower cover inner wall can carry out preliminary absorption to the noise in the gas, and the muffler that sets up through hush pipe top in addition can adsorb the noise in the gas once more to the outer wall of air inlet end lower cover is equipped with the cellular amortization hole of arranging, has improved acoustic performance, can not let the air current of the in-process of admitting air influence air intake system NVH.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural view of the lower cover of the air inlet end of the present invention;

fig. 4 is the internal structure diagram of the lower cover of the air inlet end of the present invention.

In the figure: 1. an air intake duct; 2. a rubber bellows; 3. a sound-deadening tube; 4. an air filtering end; 5. a muffler base; 51. a muffler; 52. a muffler upper cover; 6. an air inlet end upper cover; 7. a connecting seat; 8. a connecting bolt; 9. an air inlet end lower cover; 10. sound-absorbing cotton; 11. a sound-deadening aperture; 12. a connecting flange; 13. and (7) mounting a seat.

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.

Please refer to fig. 1-4, the utility model provides an empty intake pipe that strains of car, including admission line 1 and hush pipe 3, 2 fixed connection of rubber bellows are passed through to admission line 1's one end and hush pipe 3's one end, admission line 1's the other end is fixed to be equipped with empty filter end 4, hush pipe 3's top welding has muffler base 5, muffler base 5's top welding has muffler 51, muffler upper cover 52 is fixed to be equipped with on muffler 51's the top, hush pipe 3's top is seted up with the communicating through-hole of muffler 51, hush pipe 3's the other end is fixed to be equipped with air inlet end lower cover 9, one side of air inlet end lower cover 9 is fixed to be equipped with air inlet end upper cover 6.

Preferably, the inner wall of the air inlet end lower cover 9 is fixedly provided with sound-absorbing cotton 10, the sound-absorbing cotton 10 arranged on the inner wall of the air inlet end lower cover 9 can preliminarily absorb noise in the air, and the outer wall of the air inlet end lower cover 9 is provided with muffling holes 11 distributed in a honeycomb manner, so that the acoustic performance is improved, and the NVH (noise, vibration and harshness) of the air inlet system cannot be influenced by airflow in the air inlet process; the side of the air inlet end lower cover 9 and the side of the air inlet end upper cover 6 are both fixedly provided with corresponding connecting seats 7, and each two corresponding connecting seats 7 are fixedly connected through a connecting bolt 8, so that the air inlet end lower cover 9 and the air inlet end upper cover 6 can be conveniently installed and detached; the other end of the silencing pipe 3 and the end part of the lower cover 9 of the air inlet end are both fixedly provided with connecting flanges 12, and the two connecting flanges 12 are welded, so that the silencing pipe 3 and the lower cover 9 of the air inlet end are fixedly connected; one side of air inlet end lower cover 9 is welded with mount pad 13, and the mounting hole has been seted up at the middle part of mount pad 13, is convenient for stabilize the installation to this empty intake pipe of straining through mount pad 13 and mounting hole.

When specifically using, the utility model relates to an empty intake pipe of straining of car, the one end fixed connection of rubber bellows 2 and hush pipe 3 is passed through to the one end of admission line 1, and the empty end 4 of straining of other end fixed mounting at admission line 1, weld muffler base 5 at the top of hush pipe 3 after that, and with muffler 51 fixed mounting at the top of muffler base 5, install muffler upper cover 52 at muffler 51 top, then weld flange 12 that the 9 one end of inlet end lower cover set up and flange 12 that the 3 other ends of hush pipe set up, install one side at inlet end lower cover 9 with inlet end upper cover 6 at last, and make corresponding connecting seat 7 carry out fixed connection through connecting bolt 8, thereby accomplish the equipment of this empty intake pipe of straining, during the use empty intake pipe of straining and corresponding part fixed connection, rubber bellows 2 through setting up between admission line 1 and the hush pipe 3 can play shock attenuation and absorb assembly error The effect of, the sound of inhaling through the setting of air inlet end lower cover 9 inner wall is cotton 10 can carry out preliminary absorption to the noise in the gas, and the muffler 51 that sets up through the hush pipe 3 top in addition can adsorb the noise in the gas once more to the outer wall of air inlet end lower cover 9 is equipped with cellular amortization hole 11 of arranging, has improved acoustic performance, can not let the air current of the in-process of admitting air influence air intake system NVH.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an empty intake pipe that strains of car, includes air intake pipe (1) and hush pipe (3), its characterized in that, rubber bellows (2) fixed connection is passed through to the one end of air intake pipe (1) and the one end of hush pipe (3), the other end of air intake pipe (1) is fixed to be equipped with air filter end (4), the top welding of hush pipe (3) has muffler base (5), the top welding of muffler base (5) has muffler (51), the top of muffler (51) is fixed to be equipped with muffler upper cover (52), the top of hush pipe (3) is seted up with communicating through-hole of muffler (51), the other end of hush pipe (3) is fixed to be equipped with air inlet end lower cover (9), one side of air inlet end lower cover (9) is fixed to be equipped with air inlet end upper cover (6).

2. The air filter inlet pipe for the automobile according to claim 1, wherein: the inner wall of the air inlet end lower cover (9) is fixedly provided with sound absorption cotton (10), and the outer wall of the air inlet end lower cover (9) is provided with muffling holes (11) which are distributed in a honeycomb shape.

3. The air filter inlet pipe for the automobile according to claim 1, wherein: the air inlet end lower cover is characterized in that the side of the air inlet end lower cover (9) and the side of the air inlet end upper cover (6) are fixedly provided with corresponding connecting seats (7), and every two corresponding connecting seats (7) are fixedly connected through connecting bolts (8).

4. The air filter inlet pipe for the automobile according to claim 1, wherein: and the other end of the silencing pipe (3) and the end part of the air inlet end lower cover (9) are fixedly provided with connecting flanges (12), and the two connecting flanges (12) are welded.

5. The air filter inlet pipe for the automobile according to claim 1, wherein: one side of the air inlet end lower cover (9) is welded with a mounting seat (13), and a mounting hole is formed in the middle of the mounting seat (13).