CN214247471U - Multi-pipe vortex rear exhaust pipe - Google Patents

Abstract

The utility model relates to a blast pipe behind multitube whirlpool belongs to engine supercharging equipment field. Including the blast pipe body, this internal a plurality of chamber of exhausting that is provided with of blast pipe, a plurality of the chamber of exhausting winds the axis setting of blast pipe body, the one end in chamber of exhausting is the waste gas import, the other end in chamber of exhausting is the exhaust outlet, be provided with the exhaust interface on the blast pipe body, a plurality of the exhaust outlet in chamber of exhausting respectively with the exhaust interface intercommunication. The utility model discloses the waste gas that makes every booster produce is arranged to the exhaust interface respectively in, has reduced the mutual interference between the waste gas, and it is more unobstructed to exhaust, compact structure, easily arranges, can effectively practice thrift the space, satisfies less space assembly demand, simple to operate practices thrift assemble duration, has reduced the overall cost of diesel engine.

Description

Multi-pipe vortex rear exhaust pipe

Technical Field

The utility model belongs to engine supercharging equipment field relates to a blast pipe behind multitube whirlpool.

Background

As shown in fig. 1, in the existing multi-supercharged diesel engine, each turbocharger 1 is provided with an exhaust pipe, and a plurality of exhaust pipes are connected to 1 exhaust cavity and then communicated with a subsequent exhaust pipeline through an exhaust interface 3. Exhaust gas in the exhaust pipes is not separately exhausted and directly impacts on the partition plate in the middle, and interference exists among the exhaust pipes, so that unsmooth exhaust is caused. Meanwhile, the existing exhaust pipes are large in quantity, complex in structure, low in exhaust efficiency and high in manufacturing and production cost.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing an exhaust pipe behind multitube whirlpool can arrange the waste gas that every booster produced respectively to the exhaust interface in, and mutual interference between the waste gas reduces, and it is unobstructed to exhaust.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a multi-pipe vortex rear exhaust pipe, includes the blast pipe body, this internal a plurality of chamber, a plurality of exhausting that is provided with of blast pipe the chamber of exhausting winds the axis setting of blast pipe body, the one end in chamber of exhausting is the waste gas import, the other end in chamber of exhausting is exhaust outlet, be provided with exhaust interface, a plurality of on the blast pipe body exhaust outlet in chamber of exhausting respectively with exhaust interface intercommunication.

Optionally, the exhaust gas outlet is larger in size than the exhaust gas inlet.

Optionally, a plurality of the exhaust cavities are uniformly arranged around the axis of the exhaust pipe body.

Optionally, the number of exhaust chambers is 4.

Optionally, the exhaust cavity is smooth in its direction of extension.

Optionally, the exhaust interface is disposed in an axial direction of the exhaust pipe body, and the exhaust cavity is disposed along the axial direction of the exhaust pipe body.

Optionally, a bolt lug is arranged on the exhaust pipe body.

Optionally, a temperature measuring lug is arranged on the exhaust pipe body and communicated with the exhaust cavity.

Optionally, a support lug is arranged on the exhaust pipe body.

The beneficial effects of the utility model reside in that: (1) a plurality of exhaust cavities are arranged in the exhaust pipe body, and each exhaust cavity is communicated with an exhaust interface respectively, so that exhaust gas generated by each supercharger is exhausted into the exhaust interfaces respectively, mutual interference among the exhaust gas is reduced, and the exhaust is smoother; (2) the exhaust cavity is arranged around the axis of the exhaust pipe body, the structure is compact, the arrangement is easy, the space can be effectively saved, the assembly requirement of a smaller space is met, the installation is convenient, the assembly time is saved, and the overall cost of the diesel engine is reduced.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a conventional turbocharger exhaust pipe;

FIG. 2 is a schematic perspective view of a multi-tube vortex rear exhaust duct;

FIG. 3 is a top view of a multi-tube vortex rear exhaust duct;

FIG. 4 is a partial cross-sectional view of an exhaust gas inlet;

FIG. 5 is a partial cross-sectional view of a temperature measuring lug;

FIG. 6 is an axial cross-sectional view of a multi-tube vortex rear exhaust pipe at a temperature measuring lug.

Reference numerals: the device comprises a turbocharger 1, an exhaust pipe 2, an exhaust interface 3, an exhaust inlet 4, an exhaust outlet 5, an exhaust cavity 6, a supporting lug 7, a bolt lug 8 and a temperature measuring lug 9.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Referring to fig. 2 to 6, a multi-tube vortex rear exhaust pipe includes an exhaust pipe body, a plurality of exhaust cavities 6 are disposed in the exhaust pipe body, the plurality of exhaust cavities 6 are disposed around an axis of the exhaust pipe body, and the exhaust cavities 6 are smooth in an extending direction thereof. One end of the exhaust cavity 6 is a waste gas inlet 4, the other end of the exhaust cavity 6 is a waste gas outlet 5, and the size of the waste gas outlet 5 is larger than that of the waste gas inlet 4. The exhaust pipe body is provided with an exhaust interface 3, the exhaust interface 3 is arranged in the axis direction of the exhaust pipe body, and an exhaust cavity 6 is arranged along the axis direction of the exhaust pipe body.

In this embodiment, exhaust chamber 6 is 4, and 4 exhaust chambers 6 evenly set up around the axis of exhaust pipe body, and 4 exhaust chamber 6's exhaust outlet 5 communicates with exhaust interface 3 respectively, and 4 exhaust chamber 6's exhaust inlet 4 communicates with 4 turbo charger 1's exhaust outlet 5 respectively. The periphery of the exhaust interface 3 is provided with a fixing hole, and the exhaust interface 3 is communicated with a subsequent exhaust pipeline through the fixing hole. The exhaust pipe body is provided with a bolt lug 8, a temperature measuring lug 9 and a supporting lug 7, and the temperature measuring lug 9 is communicated with the exhaust cavity 6. The temperature measuring lug 9 is used for installing a temperature sensor, and the supporting lug 7 is used for fixing the exhaust pipe body on the diesel engine.

In actual use, exhaust gas discharged by the 4 turbochargers 1 respectively enters the exhaust interface 3 through the 4 exhaust cavities 6 and is discharged through a subsequent exhaust pipeline communicated with the exhaust interface 3. The waste gas passes through the exhaust pipe, and is separated from each other, so that interference is avoided. The exhaust cavity 6 is smooth in the extending direction, so that exhaust resistance can be reduced, the exhaust of the turbocharger 1 is smooth, and the working efficiency of the turbocharger 1 is ensured.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims (9)

1. A multi-tube scroll rear exhaust duct characterized by: including the blast pipe body, this internal a plurality of chamber of exhausting that is provided with of blast pipe, a plurality of the chamber of exhausting winds the axis setting of blast pipe body, the one end in chamber of exhausting is the waste gas import, the other end in chamber of exhausting is the exhaust outlet, be provided with the exhaust interface on the blast pipe body, a plurality of the exhaust outlet in chamber of exhausting respectively with the exhaust interface intercommunication.

2. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the size of the exhaust gas outlet is larger than the size of the exhaust gas inlet.

3. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust cavities are uniformly arranged around the axis of the exhaust pipe body.

4. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the number of the exhaust cavities is 4.

5. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust chamber is smooth in its direction of extension.

6. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust interface is arranged on the axis direction of the exhaust pipe body, and the exhaust cavity is arranged along the axis direction of the exhaust pipe body.

7. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust pipe body is provided with a bolt lug.

8. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust pipe is characterized in that a temperature measuring lug is arranged on the exhaust pipe body and communicated with the exhaust cavity.

9. A multi-tube scroll rear exhaust duct according to claim 1 wherein: the exhaust pipe body is provided with a supporting lug.

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