CN216811979U

CN216811979U - Noise elimination structure with airflow sound wave opposite-flushing function

Info

Publication number: CN216811979U
Application number: CN202220680753.1U
Authority: CN
Inventors: 吴正培; 王勇
Original assignee: Yangzhou Yaqi Auto Parts Co ltd
Current assignee: Yangzhou Yaqi Auto Parts Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-06-24
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a noise elimination structure with an airflow sound wave opposite impact function, which belongs to the technical field of automobile parts and comprises a lower shell plate, wherein the top of the lower shell plate is clamped with an upper shell plate, one end of the upper shell plate is fixedly provided with a connector, one end of the top of the upper shell plate, which is close to the connector, is provided with a noise elimination cavity, a sealing mechanism is arranged between the noise elimination cavity and the upper shell plate, and the inner bottom of the noise elimination cavity is uniformly provided with through holes. According to the utility model, the sound-deadening cavity at the top of the upper shell plate is arranged, the through hole is utilized to conduct the pressurizing pipe consisting of the lower shell plate and the upper shell plate with the interior of the sound-deadening cavity, so that gas can be divided into the interior of the sound-deadening cavity after entering the interior of the pressurizing pipe, then enters the interior of the pressurizing pipe through the through hole, and after mutual impact of gas flows, energy is attenuated mutually, so that mutual impact among gases is reduced, thus sound and noise can be eliminated in the gas conveying process, the functionality of the device during use is increased, and the use comfort is improved.

Description

Noise elimination structure with airflow sound wave opposite-flushing function

Technical Field

The utility model relates to a noise elimination structure, in particular to a noise elimination structure with an airflow sound wave hedging function, and belongs to the technical field of automobile parts.

Background

Along with the progress of science and technology, the living standard of people is gradually improved, automobiles become essential vehicles in daily life, and in the using process of the existing automobiles, in order to improve the air input of an engine, thereby improving the power and the torque of the engine and enabling the automobiles to be more powerful, the automobiles need to be matched with a supercharger for use and are communicated with an air inlet of the engine through the supercharger and a supercharging pipe;

in the use process of the existing pressure increasing pipe, air flow is directly conveyed through a pipeline, and large noise is generated during conveying, so that the comfort of an automobile during use is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a noise elimination structure with an airflow sound wave opposite impact function, so as to solve the problem that noise reduction cannot be carried out during ventilation in the prior art.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a sound-attenuating structure with air current sound wave offset function, includes the lower coverboard, the top block of lower coverboard has the epitheca board, the one end of epitheca board is fixed with the connector, the hush chamber is installed to the one end that the epitheca board top is close to the connector, be provided with sealing mechanism between hush chamber and the epitheca board, the through-hole has evenly been seted up to the interior bottom in hush chamber.

Preferably: the inner bottom of the silencing cavity is uniformly fixed with a partition plate, and the through holes are located on two sides of the partition plate.

Preferably: the baffle is provided with three groups, and the distance between the adjacent connectors is the same.

Preferably, the following components: the sealing mechanism comprises a limiting groove, a clamping groove and a clamping block, the limiting groove is formed in the top of the upper shell plate, the clamping groove is formed in the inner side of the limiting groove, and the clamping block matched with the clamping groove is arranged at the bottom of the silencing cavity.

Preferably, the following components: the fixture blocks are arranged in two groups, and the two groups of fixture blocks are symmetrically arranged.

Preferably: and a bulge is arranged at the top of the silencing cavity.

The utility model has the beneficial effects that:

the silencing structure with the airflow sound wave opposite impact function provided by the utility model has the advantages that the silencing cavity at the top of the upper shell plate is arranged, the pressure pipe formed by the lower shell plate and the upper shell plate is communicated with the interior of the silencing cavity by the through hole, so that gas can be divided into the silencing cavity after entering the pressure pipe and then enters the pressure pipe through the through hole, the energy of the gas flow is attenuated after the gas flow collides with each other, the mutual impact among the gas is reduced, the silencing and noise reduction can be realized in the gas conveying process, the functionality of the device during use is increased, the use comfort is improved, two groups at the bottom of the silencing cavity use the clamping blocks which are arranged in a supporting manner, the limiting groove and the clamping groove at the top of the upper shell plate, the installation of the silencing cavity is more convenient, and the sealing performance during use is ensured.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top shell plate view of the present invention;

fig. 3 is a sealing mechanism diagram of the present invention.

In the figure: 1. a lower shell plate; 2. an upper shell plate; 3. a connector; 4. a through hole; 5. a partition plate; 6. a sound-deadening chamber; 7. a limiting groove; 8. a card slot; 9. and (7) clamping blocks.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite, the present invention will be further described in detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the present embodiment provides a sound attenuation structure with airflow sound wave hedging function, including a lower shell plate 1, an upper shell plate 2 is fastened to the top of the lower shell plate 1, a connector 3 is fixed to one end of the upper shell plate 2, a sound attenuation cavity 6 is installed at one end of the top of the upper shell plate 2 close to the connector 3, a sealing mechanism is arranged between the sound attenuation cavity 6 and the upper shell plate 2, and through holes 4 are uniformly formed in the inner bottom of the sound attenuation cavity 6.

In this embodiment, as shown in fig. 2, partition plates 5 are uniformly fixed to the inner bottom of the silencing cavity 6, the through holes 4 are located on two sides of the partition plates 5, and the air flow inside the silencing cavity 6 can be separated and discharged through the partition plates 5, so that the number of times of air flow impact is increased, and the silencing effect is improved.

In the present embodiment, as shown in fig. 2, three sets of partition plates 5 are provided, and the distances between adjacent connectors 3 are the same, so that the air flow can be muffled a plurality of times.

In this embodiment, as shown in fig. 3, sealing mechanism includes spacing groove 7, draw-in groove 8 and fixture block 9, and spacing groove 7 is seted up at the top of epitheca board 2, and draw-in groove 8 has all been seted up to the inboard of spacing groove 7 inside, and the bottom in amortization chamber 6 is provided with draw-in groove 8 complex fixture block 9, and it is more convenient to install.

In the present embodiment, as shown in fig. 3, two sets of the latch 9 are provided, and the two sets of the latch 9 are symmetrically arranged, so that the sealing performance and the stability after installation are improved.

In this embodiment, as shown in fig. 1, a protrusion is disposed on the top of the sound-deadening chamber 6, so that the sound-deadening chamber 6 can be conveniently held by hand to be clamped on the top of the upper shell 2.

As shown in fig. 1 to 3, the present embodiment provides a silencing structure with an airflow sound wave opposite-impacting function, which works as follows:

step 1: in the assembling process, the lower shell plate 1 and the upper shell plate 2 are connected, then the fixture block 9 at the bottom of the silencing cavity 6 is inserted into the limiting groove 7, the fixture block 9 is limited through the clamping groove 8, the assembling of the device is completed, and then the connector 3 is connected with the booster pump;

step 2: during the use, the air current enters into the pressure boost pipe that inferior valve plate 1 and upper casing plate 2 are constituteed inside, then shunts to the inside of amortization chamber 6, and rethread through-hole 4 enters into the inside of pressure boost pipe, and the air current is through striking each other the back, and the energy attenuates each other, has reduced the mutual impact between the gas to can eliminate the noise at the in-process of gas conveying and fall the noise.

The above description is only a further embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and its idea within the scope of the present invention.

Claims

1. The utility model provides a sound-attenuating structure with air current sound wave offset function which characterized in that: including lower coverboard (1), the top block of lower coverboard (1) has last coverboard (2), the one end of going up coverboard (2) is fixed with connector (3), the one end that goes up coverboard (2) top and be close to connector (3) is installed noise damping chamber (6), be provided with sealing mechanism between noise damping chamber (6) and last coverboard (2), through-hole (4) have evenly been seted up to the interior bottom in noise damping chamber (6).

2. The sound attenuation structure with the airflow sound wave opposite impact function according to claim 1, characterized in that: the inner bottom of the silencing cavity (6) is uniformly fixed with a partition plate (5), and the through holes (4) are located on two sides of the partition plate (5).

3. The sound attenuation structure with the airflow sound wave opposite impact function according to claim 2, characterized in that: the partition plates (5) are provided with three groups, and the distance between every two adjacent connectors (3) is the same.

4. The sound attenuation structure with the airflow sound wave opposite impact function according to claim 1, characterized in that: sealing mechanism includes spacing groove (7), draw-in groove (8) and fixture block (9), the top in epitheca board (2) is seted up in spacing groove (7), draw-in groove (8) have all been seted up to the inboard of spacing groove (7) inside, the bottom in amortization chamber (6) is provided with fixture block (9) with draw-in groove (8) complex.

5. The sound attenuation structure with the airflow sound wave opposite impact function according to claim 4, characterized in that: the clamping blocks (9) are arranged in two groups, and the two groups of clamping blocks (9) are symmetrically arranged.

6. The sound attenuation structure with the airflow sound wave opposite impact function according to claim 1, characterized in that: the top of the silencing cavity (6) is provided with a bulge.