CN216554075U

CN216554075U - Automobile exhaust pipe capable of reducing temperature

Info

Publication number: CN216554075U
Application number: CN202122993572.2U
Authority: CN
Inventors: 黄骏
Original assignee: Wuxi Feiri Pipe Industry Co ltd
Current assignee: Wuxi Feiri Pipe Industry Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-17
Anticipated expiration: 2031-12-01

Abstract

The utility model provides a vehicle exhaust pipe capable of reducing temperature, which is used for solving the problem of overhigh temperature of the vehicle exhaust pipe; the heat dissipation assembly comprises a mounting flange 1, a pipe body 2, a heat dissipation assembly and a connecting assembly; a mounting flange 1 is fixedly arranged at one end of the pipe body 2 and is used for being fixedly connected with a tail gas emission device, a heat dissipation assembly is sleeved at the other end of the pipe body to carry out heat dissipation treatment on the pipe body 2, and a connecting assembly is further arranged at the port part; the heat dissipation assembly comprises a heat dissipation pipe sleeve 3 and fixing flanges 4 fixed at two ends of the heat dissipation pipe sleeve 3; the heat dissipation pipe sleeve 3 is sleeved at one end, far away from the mounting flange 1, of the pipe body 2, the surface of the heat dissipation pipe sleeve is provided with heat dissipation fins 31, and the connecting component is fixedly connected with the fixing flange 4; the utility model has the beneficial effects that: simple structure can effectively reduce the blast pipe temperature, promotes the blast pipe security.

Description

Automobile exhaust pipe capable of reducing temperature

Technical Field

The utility model mainly relates to the technical field of automobile exhaust pipes, in particular to a temperature-reducing automobile exhaust pipe.

Background

The exhaust pipe is part of an engine exhaust system which mainly comprises an exhaust manifold, an exhaust pipe and a muffler, and a three-way catalyst, which is generally used for controlling the emission of pollutants of the engine, is also arranged in the exhaust system, and the exhaust pipe generally comprises a front exhaust pipe and a rear exhaust pipe.

The temperature of the tail gas of the automobile is too high, so that the temperature of the tail gas exhaust pipe is also very high. And the exhaust pipe of tail gas exposes outside, easily causes the scald to people or other objects, causes unnecessary loss.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a temperature-reducing automobile exhaust pipe which is used for solving the problem of overhigh temperature of the automobile exhaust pipe.

The utility model provides a temperature-reducing automobile exhaust pipe which comprises a mounting flange 1, a pipe body 2, a heat dissipation assembly and a connecting assembly, wherein the mounting flange is fixedly connected with the pipe body;

the exhaust emission device comprises a pipe body 2 and a mounting flange 1, wherein the mounting flange 1 is fixedly arranged at one end of the pipe body 2 and is used for being fixedly connected with the exhaust emission device, a heat dissipation assembly is sleeved at the other end of the pipe body to perform heat dissipation treatment on the pipe body 2, and a connecting assembly is further arranged at a port part;

the heat dissipation assembly comprises a heat dissipation pipe sleeve 3 and fixing flanges 4 fixed at two ends of the heat dissipation pipe sleeve 3; the heat dissipation pipe sleeve 3 is sleeved at one end, far away from the mounting flange 1, of the pipe body 2, the surface of the pipe body is provided with heat dissipation fins 31, and the connecting component is fixedly connected with the fixing flange 4.

Preferably, the plurality of heat dissipation fins 31 are uniformly distributed on the outer surface of the heat dissipation pipe sleeve 3.

Preferably, the heat dissipating pipe sleeve 3 and the heat dissipating fins 31 are made of metal.

Preferably, the heat dissipating fins 31 have a circular arc shape.

Preferably, two axially adjacent groups of the heat dissipation fins 31 are staggered.

Preferably, the connection assembly comprises a connection port 5; the connecting port 5 is fixed on the fixed flange 4, and the outer surface of the connecting port is also provided with a groove.

The utility model has the beneficial effects that: simple structure can effectively reduce the blast pipe temperature, promotes the blast pipe security.

Drawings

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

in the figure, the position of the upper end of the main shaft,

1. installing a flange; 2. a pipe body; 3. a heat dissipation pipe sleeve 31, heat dissipation fins; 4. a fixed flange;

5. and connecting the port.

Detailed Description

The present invention will now be described in detail with reference to the drawings, which are given by way of illustration and explanation only and should not be construed to limit the scope of the present invention in any way.

the heat dissipation assembly comprises a heat dissipation pipe sleeve 3 and fixing flanges 4 fixed at two ends of the heat dissipation pipe sleeve 3; the heat dissipation pipe sleeve 3 is sleeved at one end, far away from the mounting flange 1, of the pipe body 2, and heat dissipation fins 31 are arranged on the surface of the pipe body, so that the heat dissipation area is increased, and the surface temperature of the pipe body is reduced. The connecting assembly is fixedly connected with the fixed flange 4.

In this embodiment, preferably, the plurality of heat dissipation fins 31 are uniformly distributed on the outer surface of the heat dissipation pipe sleeve 3.

In this embodiment, the heat dissipating pipe sleeve 3 and the heat dissipating fins 31 are preferably made of metal.

With the structure, the heat dissipation pipe sleeve 3 is attached to the outer surface of the pipe body, and the metal material is used for heat conduction.

In this embodiment, the heat dissipating fins 31 are preferably arc-shaped.

With the structure and the arc-shaped arrangement, the distance between the radiating fins 31 can be reduced, more radiating fins are added, and the radiating efficiency is improved.

In the present embodiment, it is preferable that two sets of the heat dissipation fins 31 adjacent to each other in the axial direction are arranged alternately.

Preferably, in this embodiment, the connection assembly includes a connection port 5; the connecting port 5 is fixed on the fixed flange 4, and the outer surface of the connecting port is also provided with a groove.

Set up above-mentioned structure for the tail gas vent-pipe port of the different models of adaptation, concave part can be for the screw thread setting, through the screw-thread fastening.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A cooling automobile exhaust pipe comprises a mounting flange (1), a pipe body (2), a cooling assembly and a connecting assembly;

it is characterized in that the preparation method is characterized in that,

one end of the pipe body (2) is fixedly provided with a mounting flange (1) for being fixedly connected with a tail gas emission device, the other end of the pipe body is sleeved with a heat dissipation assembly for performing heat dissipation treatment on the pipe body (2), and a connecting assembly is further arranged at the port part;

the heat dissipation assembly comprises a heat dissipation pipe sleeve (3) and fixing flanges (4) fixed at two ends of the heat dissipation pipe sleeve (3); the heat dissipation pipe sleeve (3) is sleeved at one end, far away from the mounting flange (1), of the pipe body (2), heat dissipation fins (31) are arranged on the surface of the pipe body, and the connecting component is fixedly connected with the fixing flange (4).

2. The exhaust pipe for a vehicle according to claim 1, wherein: the heat dissipation pipe sleeve (3) is provided with a plurality of heat dissipation fins (31) which are uniformly distributed on the outer surface of the heat dissipation pipe sleeve (3).

3. The exhaust pipe for a vehicle according to claim 2, wherein: the heat dissipation pipe sleeve (3) and the heat dissipation fins (31) are made of metal materials.

4. The exhaust pipe for a vehicle according to claim 3, wherein: the heat dissipation fins (31) are arc-shaped.

5. The exhaust pipe for a vehicle according to claim 4, wherein: two axially adjacent groups of the heat dissipation fins (31) are arranged in a staggered mode.

6. The exhaust pipe for a vehicle according to claim 5, wherein: the connection assembly comprises a connection port (5); the connecting port (5) is fixed on the fixing flange (4), and a groove is formed in the outer surface of the connecting port.