CN215566211U - High-density exhaust connecting pipe of automobile engine - Google Patents
High-density exhaust connecting pipe of automobile engine Download PDFInfo
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- CN215566211U CN215566211U CN202122278632.2U CN202122278632U CN215566211U CN 215566211 U CN215566211 U CN 215566211U CN 202122278632 U CN202122278632 U CN 202122278632U CN 215566211 U CN215566211 U CN 215566211U
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Abstract
The utility model discloses a high-density exhaust connecting pipe of an automobile engine, and belongs to the technical field of automobile exhaust pipes. The utility model provides an automobile engine high density exhaust is taken over, includes U type pipe assembly one end welded fastening has first ring flange, and U type pipe assembly other end welded fastening has the second ring flange, U type pipe assembly inner wall is equipped with and is used for the cooperation to carry out the water cooling subassembly of water-cooling to it, and second ring flange one end is equipped with and is used for the cooperation to carry out the coupling assembling of pipe connection. According to the utility model, through the arranged water cooling assembly, the interior of the exhaust connecting pipe can be cooled by water when the exhaust connecting pipe is used, so that the temperature of gas exhausted from the exhaust pipe is reduced, and the service life of the pipeline is prolonged; through the coupling assembling that sets up, can strengthen the leakproofness and the joint strength of exhaust connecting pipe junction, the inside gas of circulating of U type pipe main part can be concentrated at the arc bight and get into in the connecting pipe, has avoided gas and connecting pipe lateral wall to strike, has improved gaseous circulation effect.
Description
Technical Field
The utility model relates to the technical field of automobile exhaust pipes, in particular to a high-density exhaust connecting pipe of an automobile engine.
Background
An exhaust connection pipe is an important part in an exhaust system of an automobile engine, and is arranged between the engine and a pre-silencer and used for guiding exhaust gas discharged from an exhaust manifold of the engine into the exhaust system.
The existing exhaust connecting pipe structure design still has some defects, two ends of the exhaust connecting pipe are mostly directly connected through a flange plate, and the sealing performance is poor due to the fact that the exhaust connecting pipe is located in a high-temperature environment for a long time, so that the problem is solved by providing the high-density exhaust connecting pipe of the automobile engine.
Disclosure of Invention
The utility model aims to: in order to solve the problems, the high-density exhaust connecting pipe of the automobile engine is provided.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a high-density exhaust connecting pipe for an automobile engine comprises a U-shaped pipe assembly, wherein a first flange plate is fixedly welded at one end of the U-shaped pipe assembly, a second flange plate is fixedly welded on the surface of the other end of the U-shaped pipe assembly, a water cooling assembly used for performing water cooling on the U-shaped pipe assembly in a matched mode is arranged on the inner wall of the U-shaped pipe assembly, and a connecting assembly used for performing pipeline connection in a matched mode is arranged at one end of the second flange plate;
The U-shaped pipe assembly comprises a U-shaped pipe main body, a first rubber sealing ring is fixedly arranged on the inner wall of one end, close to the connecting assembly, of the U-shaped pipe main body, and a second rubber sealing ring is fixedly arranged on the outer surface of one end, close to the connecting assembly, of the U-shaped pipe main body;
the connecting assembly comprises a connecting pipe, a connecting flange plate matched with the second flange plate is arranged at one end, close to the U-shaped pipe main body, of the connecting pipe, a tightening bolt is arranged on the connecting flange plate, a sealing section is fixedly arranged at one end, far away from the side wall of the U-shaped pipe main body, of the second flange plate, and a cylindrical groove matched with the sealing section is formed in the connecting flange plate;
the inner wall of one end, close to the connecting pipe, of the U-shaped pipe main body is provided with a wedge-shaped slope surface, and the inner diameter of the wedge-shaped slope surface is gradually changed from large to small until reaching the junction of the U-shaped pipe main body and the connecting pipe.
As a further description of the above technical solution:
the water-cooling assembly comprises a water-cooling circulation cavity arranged at the middle section of the inner wall of the U-shaped pipe main body, the water-cooling circulation cavity is positioned at the inner bend of the U-shaped pipe main body and communicated with a water inlet end, and the water-cooling circulation cavity is positioned at the outer convex part of the U-shaped pipe main body and communicated with a water outlet end.
As a further description of the above technical solution:
And one end of the connecting pipe, which is positioned in the U-shaped pipe main body, is provided with a wedge-shaped surface matched with the wedge-shaped slope surface.
As a further description of the above technical solution:
the outer surface of the second rubber sealing ring is in a wedge shape.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
according to the utility model, through the arranged water cooling assembly, the interior of the exhaust connecting pipe can be cooled by water when the exhaust connecting pipe is used, so that the temperature of gas exhausted from the exhaust pipe is reduced, and the service life of the pipeline is prolonged; through the coupling assembling that sets up, can strengthen the leakproofness and the joint strength of exhaust connecting pipe junction, the inside gas of circulating of U type pipe main part can be concentrated at the arc bight and get into in the connecting pipe, has avoided gas and connecting pipe lateral wall to strike, has improved gaseous circulation effect.
Drawings
FIG. 1 is a schematic diagram illustrating an overall appearance structure of a high-density exhaust adapter of an automobile engine provided by the utility model;
FIG. 2 is a cross-sectional view of an automobile engine high-density exhaust adapter according to the present invention;
fig. 3 shows a schematic structural diagram of a part a of a high-density exhaust adapter of an automobile engine provided by the utility model.
Illustration of the drawings: 1. a U-shaped tube assembly; 2. a water-cooling assembly; 3. a connecting assembly; 4. a first flange plate; 5. a second flange plate; 101. a U-shaped tube body; 102. a first rubber seal ring; 103. a second rubber seal ring; 201. a water inlet end; 202. a water-cooling circulation cavity; 203. a water outlet end; 301. a connecting pipe; 302. connecting a flange plate; 303. and (5) tightening the bolt.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a high-density exhaust connecting pipe for an automobile engine comprises a U-shaped pipe assembly 1, wherein a first flange plate 4 is fixedly welded at one end of the U-shaped pipe assembly 1, a second flange plate 5 is fixedly welded on the surface of the other end of the U-shaped pipe assembly 1, a water cooling assembly 2 used for performing water cooling on the U-shaped pipe assembly in a matched mode is arranged on the inner wall of the U-shaped pipe assembly 1, and a connecting assembly 3 used for performing pipeline connection in a matched mode is arranged at one end of the second flange plate 5; the U-shaped pipe assembly 1 comprises a U-shaped pipe main body 101, a first rubber sealing ring 102 is fixedly arranged on the inner wall of one end, close to the connecting assembly 3, of the U-shaped pipe main body 101, and a second rubber sealing ring 103 is fixedly arranged on the outer surface of one end, close to the connecting assembly 3, of the U-shaped pipe main body 101; the connecting assembly 3 comprises a connecting pipe 301, a connecting flange plate 302 matched with the second flange plate 5 is arranged at one end, close to the U-shaped pipe main body 101, of the connecting pipe 301, a tightening bolt 303 is arranged on the connecting flange plate 302, a sealing section is fixedly arranged at one end, far away from the U-shaped pipe main body 101, of the side wall of the second flange plate 5, and a cylindrical groove matched with the sealing section is formed in the connecting flange plate 302; u type pipe main part 101 is close to the one end inner wall of connecting pipe 301 and is equipped with the wedge domatic, and the domatic internal diameter of wedge is by big to little gradual change setting until with the juncture of connecting pipe 301, the junction is streamlined arc curved, after connecting pipe 301 is connected fixedly with U type pipe main part 101, the inside gas of circulating of U type pipe main part 101 this moment can concentrate in getting into connecting pipe 301 in the arc curve, avoided gas and connecting pipe 301 lateral wall to strike, improved gaseous circulation effect.
Further, the water-cooling module 2 comprises a water-cooling circulation cavity 202 arranged at the middle section of the inner wall of the U-shaped pipe main body 101, the water-cooling circulation cavity 202 is communicated with a water inlet end 201 at the inner bend of the U-shaped pipe main body 101, and the water-cooling circulation cavity 202 is communicated with a water outlet end 203 at the outer convex part of the U-shaped pipe main body 101.
Further, the end of the connecting pipe 301 inside the U-shaped pipe body 101 is provided with a wedge-shaped surface adapted to the wedge-shaped surface, so that the connecting pipe 301 can be attached to the inner wall of the U-shaped pipe body 101 more tightly.
Further, the outer surface of the second rubber sealing ring 103 is in a wedge-shaped arrangement, so that the second rubber sealing ring 103 can be extruded and deformed to a certain extent when the connecting flange plate 302 is in contact with the second rubber sealing ring 103, and the sealing performance of the joint is enhanced.
The working principle is as follows: when the U-shaped pipe main body 101 is used, the first flange plate 4 is fixedly connected with an engine through bolts, the connecting pipe 301 is further butted with the other end of the U-shaped pipe main body 101 until the wedge-shaped surface of the connecting pipe 301 is attached to the wedge-shaped slope surface inside the U-shaped pipe main body 101, the cylindrical groove of the connecting flange plate 302 is further embedded with the sealing section, the sealing effect is enhanced through the second rubber sealing ring 103, the tightening bolts 303 penetrate through the connecting flange plate 302 and the second flange plate 5, and the U-shaped pipe main body 101 can be further fixed;
Simultaneously will open into water end 201 and play water end 203 for the inside rivers circulation that carries out of water-cooling circulation cavity 202, in the blast pipe use, the rivers can carry out the water-cooling to U type pipe main part 101, reduces the inside exhaust gas temperature of U type pipe main part 101, improves blast pipe life.
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 (4)
1. The high-density exhaust connecting pipe of the automobile engine is characterized by comprising a U-shaped pipe assembly (1), wherein a first flange (4) is fixedly welded at one end of the U-shaped pipe assembly (1), a second flange (5) is fixedly welded on the surface of the other end of the U-shaped pipe assembly (1), a water cooling assembly (2) used for performing water cooling on the U-shaped pipe assembly in a matched manner is arranged on the inner wall of the U-shaped pipe assembly (1), and a connecting assembly (3) used for performing pipeline connection in a matched manner is arranged at one end of the second flange (5);
the U-shaped pipe assembly (1) comprises a U-shaped pipe main body (101), a first rubber sealing ring (102) is fixedly arranged on the inner wall of one end, close to the connecting assembly (3), of the U-shaped pipe main body (101), and a second rubber sealing ring (103) is fixedly arranged on the outer surface of one end, close to the connecting assembly (3), of the U-shaped pipe main body (101);
The connecting assembly (3) comprises a connecting pipe (301), a connecting flange plate (302) matched with the second flange plate (5) is arranged at one end, close to the U-shaped pipe main body (101), of the connecting pipe (301), a tightening bolt (303) is arranged on the connecting flange plate (302), a sealing section is fixedly arranged at one end, far away from the U-shaped pipe main body (101), of the side wall of the second flange plate (5), and a cylindrical groove matched with the sealing section is formed in the connecting flange plate (302); the inner wall of one end, close to the connecting pipe (301), of the U-shaped pipe body (101) is provided with a wedge-shaped slope, and the inner diameter of the wedge-shaped slope is gradually changed from large to small until reaching the junction of the U-shaped pipe body and the connecting pipe (301).
2. The high-density exhaust adapter of the automobile engine according to claim 1, wherein the water-cooling assembly (2) comprises a water-cooling circulation cavity (202) arranged at the middle position of the inner wall of the U-shaped pipe body (101), the water-cooling circulation cavity (202) is communicated with a water inlet end (201) at the inner bend of the U-shaped pipe body (101), and the water-cooling circulation cavity (202) is communicated with a water outlet end (203) at the outer bend of the U-shaped pipe body (101).
3. The high-density exhaust adapter of the automobile engine as claimed in claim 2, wherein the end of the connecting pipe (301) inside the U-shaped pipe body (101) is provided with a wedge-shaped surface adapted to the wedge-shaped slope surface.
4. The high-density exhaust adapter of the automobile engine as claimed in claim 2, wherein the outer surface of the second rubber sealing ring (103) is wedge-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122278632.2U CN215566211U (en) | 2021-09-18 | 2021-09-18 | High-density exhaust connecting pipe of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122278632.2U CN215566211U (en) | 2021-09-18 | 2021-09-18 | High-density exhaust connecting pipe of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215566211U true CN215566211U (en) | 2022-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122278632.2U Active CN215566211U (en) | 2021-09-18 | 2021-09-18 | High-density exhaust connecting pipe of automobile engine |
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| CN (1) | CN215566211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116608914A (en) * | 2023-07-18 | 2023-08-18 | 陕西诺盈自动化仪表有限公司 | Portable ultrasonic flowmeter for mine |
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2021
- 2021-09-18 CN CN202122278632.2U patent/CN215566211U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116608914A (en) * | 2023-07-18 | 2023-08-18 | 陕西诺盈自动化仪表有限公司 | Portable ultrasonic flowmeter for mine |
| CN116608914B (en) * | 2023-07-18 | 2023-11-07 | 陕西诺盈自动化仪表有限公司 | Portable ultrasonic flowmeter for mine |
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