CN216477537U

CN216477537U - High-efficient blast pipe of making an uproar that falls

Info

Publication number: CN216477537U
Application number: CN202122430975.6U
Authority: CN
Inventors: 洪瑞敏
Original assignee: Zhejiang Xuzhong Auto Parts Co ltd
Current assignee: Zhejiang Xuzhong Auto Parts Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-05-10
Anticipated expiration: 2031-10-09

Abstract

The utility model relates to the field of automobile exhaust pipes, in particular to a high-efficiency noise-reduction exhaust pipe which comprises a shell, wherein the left side of the top end of the shell is fixedly connected with an air inlet pipe, the upper end and the lower end of the shell are fixedly connected with tail exhaust pipes, the left side of the bottom end of the shell is fixedly connected with a liquid discharge pipe, the inner side of the shell is fixedly connected with a partition plate, a noise reduction device is arranged on the shell, and the outer side of the shell is provided with a sealing mechanism. Avoid causing noise pollution to the urban area.

Description

High-efficient blast pipe of making an uproar that falls

Technical Field

The utility model relates to the field of automobile exhaust pipes, in particular to a high-efficiency noise-reduction exhaust pipe.

Background

The exhaust pipe is a part of an engine exhaust system, and the exhaust pipe mainly adopts several forms of a back pressure exhaust pipe, a semi-back pressure pipe, a straight pipe, a semi-straight pipe and a variable exhaust pipe at present, and the exhaust pipe with a proper type is selected according to the requirements and cost of the automobile.

The noise that current blast pipe was produced is very big in the course of the work, and the car can cause noise interference to resident on every side at the urban area in-process of traveling, and the noise reduction effect of blast pipe does not reach ideal state, and meanwhile, current blast pipe can not be opened inside to after long-time the use, noise reduction effect and purifying effect all can receive the influence, nevertheless can only carry out the whole change, and the cost is higher.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the related art, the utility model provides an efficient noise reduction exhaust pipe to overcome the technical problems in the prior related art.

The technical scheme of the utility model is realized as follows:

the utility model provides a blast pipe of making an uproar falls in high efficiency, includes the casing, the top left side fixedly connected with intake pipe of casing, the equal fixedly connected with tail calandria in upper and lower both ends of casing, the bottom left side fixedly connected with fluid-discharge tube of casing, the inboard fixedly connected with baffle of casing, be equipped with the device of making an uproar falls on the casing, the outside of casing is equipped with the closing mechanism, it includes the acoustical panel to fall the device of making an uproar, acoustical panel and baffle fixed connection, the intake pipe runs through the acoustical panel, the outside sliding connection of casing has first acoustic celotex board, the outside of tail calandria is equipped with the second acoustic celotex board.

Furthermore, the air inlet pipe penetrates through the shell, and the tail discharge pipe and the liquid discharge pipe are communicated with the shell.

Furthermore, a passage opening is formed in the middle end of the partition plate, and the air inlet pipe is located at the left end of the partition plate.

Further, the inboard sliding connection of first acoustic celotex board has positioning bolt, positioning bolt runs through first acoustic celotex board and casing, positioning bolt and casing threaded connection, positioning bolt's the terminal outside threaded connection have the catalyst converter.

Furthermore, the sealing mechanism comprises a sealing cover, the sealing cover is rotatably connected with the shell, a sealing lug is fixedly connected to the left end of the sealing cover, a fixing lug is arranged on the inner side of the sealing lug, the fixing lug is fixedly connected with the left end of the outer side of the shell, and a bolt is arranged on the inner side of the fixing lug.

Furthermore, the shape of bolt is T shape, the terminal inboard of bolt is equipped with the through-hole.

The utility model provides a high-efficiency noise-reduction exhaust pipe, which has the following beneficial effects:

1. according to the utility model, through the arranged air inlet pipe, tail exhaust pipe, partition board, sound deadening board, first sound insulation board and the like, after waste gas enters the shell through the air inlet pipe, the partition board is adopted to prolong the exhaust path of the waste gas so as to reduce noise step by step, the first flow path of the waste gas is S-shaped and flows in a T-shaped path after passing through the passage opening on the partition board, the noise reduction effect is obvious, the first sound insulation board made of asbestos net is arranged on the outer side of the shell, and the second sound insulation board is arranged on the outer side of the tail exhaust pipe, so that the exhaust emission of the automobile can reach the mute standard as far as possible, and the noise pollution to the urban area is avoided;

2. according to the exhaust pipe assembly, the sealing cover, the fixing lugs, the sealing lugs, the plug pins and the like are arranged, when the exhaust pipe assembly needs to be checked, maintained and maintained, the plug pins can be pulled out of the fixing lugs, then the sealing cover is turned, the sealing lugs are driven to be separated from the fixing lugs after the sealing cover is turned, the inner space of the shell is exposed, the device is convenient to clean and maintain, the shell is closed after reverse operation, the tail end of the plug pins is locked, and the shell is prevented from being opened by outsiders at will.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is an overall cross-sectional view of a high efficiency noise reducing exhaust pipe according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the structure at A in FIG. 1 according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the closing mechanism of the high-efficiency noise-reduction exhaust pipe according to the embodiment of the utility model.

In the figure:

1-shell, 2-air inlet pipe, 3-tail exhaust pipe, 4-partition plate, 5-passage port, 6-noise reduction device, 7-noise reduction plate, 8-first sound insulation plate, 9-positioning bolt, 10-catalyst, 11-second sound insulation plate, 12-liquid discharge pipe, 13-sealing mechanism, 14-sealing cover, 15-sealing lug, 16-fixing lug and 17-plug pin.

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.

The utility model is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1, the high-efficiency noise-reduction exhaust pipe according to the embodiment of the present invention includes a casing 1, an air inlet pipe 2 is fixedly connected to the left side of the top end of the casing 1, tail discharge pipes 3 are fixedly connected to both the upper and lower ends of the casing 1, a liquid discharge pipe 12 is fixedly connected to the left side of the bottom end of the casing 1, a partition plate 4 is fixedly connected to the inner side of the casing 1, a noise reduction device 6 is disposed on the casing 1, and a sealing mechanism 13 is disposed on the outer side of the casing 1.

Intake pipe 2 runs through casing 1, and tail calandria 3 all communicates with casing 1 with fluid-discharge tube 12, and the middle-end of baffle 4 is equipped with passway 5, and intake pipe 2 is located the left end of baffle 4, and noise reduction device 6 includes acoustical panel 7,

acoustical panel

7 and 4 fixed connection of baffle, and intake pipe 2 runs through acoustical panel 7, and the outside sliding connection of casing 1 has first acoustic celotex board 8, and the outside of tail calandria 3 is equipped with second acoustic celotex board 11.

This device waste gas passes through intake pipe 2 and gets into casing 1, discharge in waste gas gets into tail calandria 3 after making an uproar through abatvoix 7 many times after discharging through intake pipe 2, this in-process is because of taking baffle 4 to prolong the exhaust emission route, thereby fall and make an uproar step by step, waste gas at first the flow route is the S-shaped, it flows to be T shape route after 5 through the passway on the baffle 4, the noise reduction effect is obvious, and be equipped with the first acoustic celotex board 8 that the asbestos gauge was made in the outside of casing 1, set up second acoustic celotex board 11 in the outside of tail calandria 3, thereby make the automobile tail gas discharge reach the silence standard as far as possible, avoid causing noise pollution to the urban area.

Example two:

referring to fig. 3, the high-efficiency noise-reduction exhaust pipe according to the embodiment of the present invention includes a casing 1, an air inlet pipe 2 is fixedly connected to the left side of the top end of the casing 1, tail discharge pipes 3 are fixedly connected to both the upper and lower ends of the casing 1, a liquid discharge pipe 12 is fixedly connected to the left side of the bottom end of the casing 1, a partition plate 4 is fixedly connected to the inner side of the casing 1, a noise reduction device 6 is disposed on the casing 1, and a sealing mechanism 13 is disposed on the outer side of the casing 1.

The closing mechanism 13 comprises a closing cover 14, the closing cover 14 is rotatably connected with the shell 1, a closing lug 15 is fixedly connected to the left end of the closing cover 14, a fixing lug 16 is arranged on the inner side of the closing lug 15, the fixing lug 16 is fixedly connected with the left end of the outer side of the shell 1, a plug pin 17 is arranged on the inner side of the fixing lug 16, the plug pin 17 is T-shaped, and a through hole is formed in the inner side of the tail end of the plug pin 17.

This device is when needs are carried out the inspection maintenance to the blast pipe subassembly, can take bolt 17 out from fixed ear 16, then overturns closing cap 14, drives closing cap 15 after closing cap 14 overturns and breaks away from fixed ear 16 to expose the inner space of casing 1, make things convenient for device clearance and maintenance, close casing 1 after the reverse operation, and lock at bolt 17's end, prevent that the outsider from opening at will.

Example three:

referring to fig. 2, the high-efficiency noise-reduction exhaust pipe according to the embodiment of the present invention includes a casing 1, an air inlet pipe 2 is fixedly connected to the left side of the top end of the casing 1, tail discharge pipes 3 are fixedly connected to both the upper and lower ends of the casing 1, a liquid discharge pipe 12 is fixedly connected to the left side of the bottom end of the casing 1, a partition plate 4 is fixedly connected to the inner side of the casing 1, a noise reduction device 6 is disposed on the casing 1, and a sealing mechanism 13 is disposed on the outer side of the casing 1.

The inboard sliding connection of first acoustic celotex board 8 has positioning bolt 9, and positioning bolt 9 runs through first acoustic celotex board 8 and casing 1, and positioning bolt 9 and casing 1 screwed connection, the terminal outside screwed connection of positioning bolt 9 has catalyst 10.

This device adopts three group's catalysts 10 to carry out the second grade of tail gas and filters, can obviously improve automobile exhaust's emission environmental protection degree, avoids tail gas clean-up thoroughly to cause harm to the environment, and catalyst 10 carries out quick installation through positioning bolt 9, and it is convenient to dismantle.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the device is used, waste gas of the device enters the shell 1 through the air inlet pipe 2, the waste gas is subjected to noise reduction through the noise reduction plate 7 for multiple times after being discharged through the air inlet pipe 2 and then enters the tail exhaust pipe 3 for emission, in the process, the waste gas emission route is prolonged by the partition plate 4 so as to reduce noise step by step, the waste gas firstly flows in an S shape and flows in a T-shaped route after passing through the passage opening 5 on the partition plate 4, the noise reduction effect is obvious, the first sound insulation plate 8 made of asbestos net is arranged on the outer side of the shell 1, the second sound insulation plate 11 is arranged on the outer side of the tail exhaust pipe 3, so that the tail gas emission of the automobile can reach the mute standard as far as possible, and the noise pollution to urban areas is avoided, the device adopts three groups of catalysts 10 for secondary filtration of the tail gas, the environment-friendly degree of the tail gas emission of the automobile can be obviously improved, and the harm to the environment caused by incomplete tail gas purification is avoided, catalyst converter 10 is installed fast through positioning bolt 9, it is convenient to dismantle, this device is when needs are examined the maintenance to the blast pipe subassembly, can take bolt 17 out from fixed ear 16, then overturn closing cap 14, drive closing cap 15 after 14 upsets and break away from fixed ear 16, thereby expose the inner space of casing 1, make things convenient for device clearance and maintenance, close casing 1 after the reverse operation, and lock at the end of bolt 17, prevent that the outsider from opening at will, can produce big water gaging in automobile exhaust emission process, wherein the left water of baffle 4 flows out from fluid-discharge tube 12, then directly flows out in tail calandria 3 from baffle 4 right side.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an exhaust pipe of making an uproar falls in high efficiency, includes casing (1), its characterized in that: the utility model discloses a silencer, including casing (1), top left side fixedly connected with intake pipe (2) of casing (1), the equal fixedly connected with tail calandria (3) in upper and lower both ends of casing (1), the bottom left side fixedly connected with fluid-discharge tube (12) of casing (1), inboard fixedly connected with baffle (4) of casing (1), be equipped with on casing (1) and fall device (6) of making an uproar, the outside of casing (1) is equipped with closing mechanism (13), it includes abatvoix (7) to fall device (6) of making an uproar, abatvoix (7) and baffle (4) fixed connection, intake pipe (2) run through abatvoix (7), the outside sliding connection of casing (1) has first acoustic celotex (8), the outside of tail calandria (3) is equipped with second acoustic celotex (11).

2. An efficient noise-reducing exhaust pipe according to claim 1, characterized in that: the air inlet pipe (2) penetrates through the shell (1), and the tail discharge pipe (3) and the liquid discharge pipe (12) are communicated with the shell (1).

3. An efficient noise-reducing exhaust pipe according to claim 1, characterized in that: the middle end of the partition plate (4) is provided with a passage opening (5), and the air inlet pipe (2) is located at the left end of the partition plate (4).

4. An efficient noise-reducing exhaust pipe according to claim 1, characterized in that: the inboard sliding connection of first acoustic celotex board (8) has positioning bolt (9), positioning bolt (9) run through first acoustic celotex board (8) and casing (1), positioning bolt (9) and casing (1) threaded connection, the terminal outside threaded connection of positioning bolt (9) has catalyst converter (10).

5. An efficient noise-reducing exhaust pipe according to claim 1, characterized in that: the sealing mechanism (13) comprises a sealing cover (14), the sealing cover (14) is rotatably connected with the shell (1), a sealing lug (15) is fixedly connected to the left end of the sealing cover (14), a fixing lug (16) is arranged on the inner side of the sealing lug (15), the fixing lug (16) is fixedly connected with the left end of the outer side of the shell (1), and a bolt (17) is arranged on the inner side of the fixing lug (16).

6. An efficient noise-reducing exhaust pipe according to claim 5, wherein: the shape of bolt (17) is T shape, the terminal inboard of bolt (17) is equipped with the through-hole.