CN216950535U

CN216950535U - Automobile silencer with partition plate

Info

Publication number: CN216950535U
Application number: CN202220626483.6U
Authority: CN
Inventors: 程晓龙; 赵超
Original assignee: Xiangyang Dongweida Auto Parts Co ltd
Current assignee: Xiangyang Dongweida Auto Parts Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-07-12
Anticipated expiration: 2032-03-22

Abstract

The utility model belongs to the technical field of silencers, and discloses an automobile silencer with a partition plate. According to the utility model, the exhaust pipe and the air inlet pipe are staggered, and then the filter screen plate is installed, so that particles in the exhaust gas can be filtered, the exhaust emission reaches the qualified standard, the cooling liquid is arranged on the outer wall of the silencing pipe, the temperature in the silencing pipe can be effectively maintained, the exhaust gas treatment is at the proper temperature, the cavity is also communicated with the radiating pipe, and the exhaust gas flowing fast at the bottom of the automobile is utilized, so that the high-temperature cooling liquid can be cooled.

Description

Automobile silencer with partition plate

Technical Field

The utility model relates to the technical field of silencers, in particular to an automobile silencer with a partition plate.

Background

The automobile silencer is mainly used for reducing the exhaust noise of an engine and safely and effectively discharging high-temperature waste gas, and is a part of an exhaust pipeline; the automobile exhaust pipe is composed of two pipelines with different lengths, and the length difference value of the two pipelines is equal to half of the wavelength of sound waves emitted by an automobile, so that two rows of sound waves are interfered to offset each other when being superposed to weaken the sound intensity, and the silencing effect is achieved.

In the use process of the existing automobile silencer, the service life of an internal filtering device is greatly shortened due to the fact that the silencer is in a high-temperature working state for a long time, and the silencer is installed at the bottom of an automobile, so that the bottom of the automobile is easy to scratch and rub when the automobile runs on a bumpy road section, and damage is caused to the silencer.

Therefore, chinese patent (application No. 202121346973.2) discloses "an automobile silencer with baffle", through the filter mechanism who sets up, gaseous along the outlet duct entering second collection storehouse after accomplishing the noise elimination, filter through the filter, stay harmful particle and dust in the second collection storehouse, accomplish the back of work, through rotating the second collection storehouse, collect storehouse and silencer main part separation with the second under the screw thread effect between screw thread circle and thread groove, collect the storehouse to the second and clear up, can effectively collect harmful particle and dust, can effectively avoid harmful particle pollution environment simultaneously, and the environmental protection is improved, can conveniently clear up harmful particle and dust. However, the overall safety of the device is poor, and when the silencer is installed at the bottom of an automobile, the silencer at the bottom is easily damaged through the hollow section.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an automobile silencer with a partition plate.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an automobile muffler with baffle, includes the muffler pipe, the middle part inner wall of muffler pipe is fixed with the filter plate board, and it has the intake pipe to cross grafting of filter plate board top one side, it has the blast pipe to cross grafting of filter plate board top opposite side, and muffler pipe both ends outer wall all is fixed with the closing plate, muffler pipe both ends outer wall all welds the sealing ring, and the welding of sealing ring outer wall has the cooling pipe, the welding of cooling pipe outer wall has the supporting shoe that the equidistance distributes, and the welding of supporting shoe outer wall has protective housing, the welding of protective housing one side outer wall has the compression spring that the equidistance distributes, and compression spring is connected with the arc guard plate.

Preferably, a cavity is arranged between the silencing pipe and the cooling pipe, and the inner wall of the cavity is communicated with the radiating pipes which are spirally distributed.

Preferably, the outer wall of one side of the protective shell, which is far away from the arc-shaped protective plate, is welded with mounting blocks which are distributed equidistantly.

Preferably, the inner wall of the bottom of the arc-shaped protection plate is provided with drain holes distributed at equal intervals, and arc-shaped guide plates are welded at two ends of the arc-shaped protection plate.

Preferably, a first partition plate is installed on the inner wall of one end, close to the air inlet pipe, of the silencing pipe, and a second partition plate is installed on the inner wall of one end, close to the exhaust pipe, of the silencing pipe.

Preferably, the cavity and the interior of the heat dissipation pipe are both filled with cooling liquid.

Preferably, the stiffness coefficient of the compression spring is 9000N/m.

The utility model has the beneficial effects that:

1. according to the automobile silencer with the partition plates, the exhaust pipe and the air inlet pipe are staggered, then the filter screen plates are installed, particles in exhaust gas can be filtered, so that the exhaust emission reaches the qualified standard, the temperature in the muffler pipe can be effectively maintained, the exhaust gas treatment is at the proper temperature, the cavity is communicated with the radiating pipe, and the exhaust gas flowing fast at the bottom of an automobile is utilized, so that the cooling liquid with high temperature can be cooled;

2. according to the automobile silencer with the partition plate, the compression spring and the arc-shaped protection plate are arranged at the bottom of the silencer, so that the silencer can be protected, the damage to the silencer caused by rubbing at the bottom of an automobile is avoided, and the overall safety of the silencer can be improved.

Drawings

FIG. 1 is a front view of the overall structure of a muffler with a partition plate according to the present invention;

FIG. 2 is a sectional view showing the internal structure of a muffler for an automobile with a partition according to the present invention;

FIG. 3 is a schematic view of a first perspective structure of a muffler with a partition plate according to the present invention;

fig. 4 is a second perspective structural diagram of an automotive muffler with a partition according to the present invention.

In the figure: the heat dissipation device comprises a silencing pipe 1, a filter screen plate 2, an air inlet pipe 3, an exhaust pipe 4, a first partition plate 5, a second partition plate 6, a sealing ring 7, a cooling pipe 8, a cavity 9, a heat dissipation pipe 10, a supporting block 11, a sealing plate 12, a protective shell 13, an installation block 14, a compression spring 15, an arc-shaped protection plate 16, a water drainage hole 17 and an arc-shaped guide plate 18.

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.

Embodiment 1, refer to fig. 1 to 4, an automobile muffler with a partition plate comprises a muffler pipe 1, a filter screen plate 2 is fixed on the inner wall of the middle part of the muffler pipe 1, and an air inlet pipe 3 is inserted into one side of the top of the filter screen plate 2;

a first partition plate 5 is arranged on the inner wall of one end, close to the air inlet pipe 3, of the silencing pipe 1, a second partition plate 6 is arranged on the inner wall of one end, close to the exhaust pipe 4, of the silencing pipe 1, the exhaust pipe 4 is inserted into the other side of the top of the filter screen plate 2, sealing plates 12 are fixed on the outer walls of two ends of the silencing pipe 1, and sealing rings 7 are welded on the outer walls of two ends of the silencing pipe 1;

the exhaust pipe is staggered between the air inlet pipe 3 and the exhaust pipe 4, and then the filter screen plate 2 is installed, particles in the exhaust gas can be filtered, so that the exhaust emission reaches the qualified standard, the cooling liquid is arranged on the outer wall of the muffler pipe 1, the internal temperature of the muffler pipe 1 can be effectively maintained, the exhaust gas treatment is at the proper temperature, the cavity is also communicated with the radiating pipe 10, and the exhaust gas flowing fast at the bottom of an automobile is utilized, so that the cooling liquid with high temperature can be cooled;

7 outer wall welding of sealing ring has cooling pipe 8, and cavity 9 and cooling tube 10 are inside all to be filled there is the coolant liquid, is equipped with cavity 9 between muffler pipe 1 and the cooling pipe 8, and cavity 9 inner wall intercommunication has spiral distribution's

cooling tube

10, and 8 outer wall welding of cooling pipe have the supporting shoe 11 that the equidistance distributes, and 11 outer wall welding of supporting shoe have protective housing 13.

Example 2:

the embodiment is a further optimization process of embodiment 1, and specifically includes:

the compression spring 15 and the arc-shaped protection plate 16 are arranged at the bottom of the silencer, so that the silencer can be protected, the damage to the silencer caused by rubbing at the bottom of an automobile is avoided, and the overall safety of the silencer can be improved;

the outer wall of one side of arc guard plate 16 is kept away from to protective housing 13 has the installation piece 14 of equidistance distribution, and compression spring 15's the coefficient of stiffness is 9000N/m, and the outer wall welding of protective housing 13 one side has the compression spring 15 of equidistance distribution, and compression spring 15 is connected with arc guard plate 16, and open the wash port 17 that has the equidistance distribution in arc guard plate 16 bottom inner wall, and arc guide board 18 has all been welded at arc guard plate 16 both ends.

The working principle of the automobile muffler with the partition plate is as follows:

firstly, when the automobile silencer with the partition plates is used, the filter screen plate 2 is arranged on the inner wall of the middle part of the silencing pipe 1, then the air inlet pipe 3 and the air outlet pipe 4 are respectively inserted into the silencing pipe 1, and finally the first partition plate 5 and the second partition plate 6 are arranged inside the silencing pipe 1;

further, cooling liquid is injected into the cavity 9 and the radiating pipe 10, then the compression spring 15 is installed at the bottom of the protective shell 15 and installed at the bottom of the automobile, and when the temperature of the muffler pipe 1 gradually rises, the high-speed flowing gas can perform heat dissipation treatment on the radiating pipe 10;

finally, the compression spring and the arc-shaped protection plate at the bottom of the protection shell 13 can protect the bottom of the muffler when the bottom of the automobile is scraped by stones.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An automobile muffler with a partition plate comprises a muffler pipe (1) and is characterized in that a filter screen plate (2) is fixed on the inner wall of the middle part of the muffler pipe (1), an air inlet pipe (3) is inserted at one side of the top of the filter screen plate (2), an exhaust pipe (4) is inserted at the other side of the top of the filter screen plate (2), sealing plates (12) are fixed on the outer walls of the two ends of the silencing pipe (1), sealing rings (7) are welded on the outer walls of the two ends of the silencing pipe (1), and the outer wall of the sealing ring (7) is welded with a cooling pipe (8), the outer wall of the cooling pipe (8) is welded with supporting blocks (11) which are distributed at equal intervals, and the outer wall of the supporting block (11) is welded with a protective shell (13), the outer wall of one side of the protective shell (13) is welded with compression springs (15) which are distributed equidistantly, and the compression springs (15) are connected with arc-shaped protective plates (16).

2. The muffler with partition of claim 1, wherein a cavity (9) is formed between the muffler pipe (1) and the cooling pipe (8), and the inner wall of the cavity (9) is connected with the spirally distributed radiating pipes (10).

3. The muffler for motor vehicles with partition according to claim 1, characterized in that the outer wall of the protective shell (13) on the side away from the arc-shaped protection plate (16) is welded with mounting blocks (14) distributed equidistantly.

4. The automobile muffler with the partition board according to claim 1, wherein the inner wall of the bottom of the arc-shaped protection plate (16) is provided with drain holes (17) distributed at equal intervals, and arc-shaped guide plates (18) are welded at both ends of the arc-shaped protection plate (16).

5. The automobile muffler with the partition plate according to claim 1, wherein a first partition plate (5) is installed on the inner wall of one end of the muffler pipe (1) close to the air inlet pipe (3), and a second partition plate (6) is installed on the inner wall of one end of the muffler pipe (1) close to the air outlet pipe (4).

6. The muffler for vehicle with partition of claim 2, wherein the cavity (9) and the interior of the radiating pipe (10) are filled with cooling liquid.

7. The muffler for a motor vehicle with partition according to claim 1, characterized in that the stiffness coefficient of the compression spring (15) is 9000N/m.