Exhaust pipe for mining equipment engine and mining equipment engine

Abstract

The utility model provides an exhaust pipe for a mining equipment engine and the mining equipment engine. The exhaust pipe for the mining equipment engine comprises an exhaust pipe main channel with a hollow cavity, and a plurality of exhaust connectors communicated with an engine cylinder are connected to the exhaust pipe main channel; a plurality of protruding columns used for fixing the exhaust pipe main channel are arranged on the outer wall of the exhaust pipe main channel, a reinforcing rib is arranged between every two adjacent protruding columns, and the reinforcing ribs are connected to the outer side wall of the exhaust connector in an extending mode, so that the overall vibration resistance of the exhaust pipe is improved, and the service life of the exhaust pipe is prolonged. And the beneficial effects of exhaust working stability and service life of the exhaust pipe for the mining equipment engine in a severe environment are guaranteed.

Description

Technical Field

[0001] The present application relates to the technical field of engine exhaust manifolds, and particularly relates to an exhaust pipe for a mining equipment engine and a mining equipment engine. Background Art

[0002] The exhaust pipe is a part of the engine exhaust system and is responsible for collecting and concentrating the exhaust gases from each cylinder block of the engine. As the core power component of mining machinery, the performance state of the engine directly affects the operation of the entire mining equipment. The exhaust pipe of the engine, as an important part of the engine exhaust system, usually faces a harsh working environment in mining machinery, including multiple challenges such as high temperature, high humidity, high dust, and large vibration; at the same time, due to the working characteristics of mining machinery, the engine often needs to generate a large power output, thus having higher requirements for the working stability and exhaust gas efficiency of the exhaust pipe of the mining equipment engine.

[0003] However, when the exhaust pipes of existing engines are applied to mining machinery and equipment in harsh environments, it is difficult to guarantee the stability of the exhaust work and the service life.

[0004] Therefore, for those skilled in the art, it is urgent to develop an exhaust pipe for a mining equipment engine. Utility Model Content

[0005] In view of this, the technical problem to be solved by the present application is to overcome the deficiencies of the prior art and provide an exhaust pipe for a mining equipment engine.

[0006] To achieve the above object, on the one hand, an embodiment of the present application provides an exhaust pipe for a mining equipment engine, which includes an exhaust pipe main channel with a hollow cavity, and a plurality of exhaust interfaces connected to the engine cylinders are connected to the exhaust pipe main channel;

[0007] A plurality of convex columns for fixing the exhaust pipe main channel are provided on the outer wall of the exhaust pipe main channel, and reinforcing ribs are provided between adjacent convex columns, and the reinforcing ribs extend and are connected to the outer side wall of the exhaust interface.

[0008] Further, the axes of the plurality of convex columns are perpendicular to the axis of the exhaust pipe main channel.

[0009] Further, the exhaust interface includes an interface main body, one end of the interface main body is communicated with the exhaust pipe main channel, and the other end is provided with a connecting flange.

[0010] Further, the axis of the convex column is parallel to the plane of the connecting flange.

[0011] Further, fixing holes are provided at the four corners of the connecting flange.

[0012] Further, a countersunk hole is provided at one end of the fixing hole close to the main exhaust pipe.

[0013] Further, a threaded hole is provided at the end head of the convex post.

[0014] Further, the height of the reinforcing rib is not greater than the axial height of the convex post protruding from the outer wall surface of the main exhaust pipe. This axial height is along the axis of the convex post to avoid interfering with the fixed connection of the convex post to other parts.

[0015] Further, the convex post close to the connecting flange is fixedly connected to the connecting flange.

[0016] Another aspect of the embodiment of the present application provides a mine equipment engine, including the exhaust pipe for the mine equipment engine according to any one of the above embodiments.

[0017] Compared with the prior art, the advantages of the present application are as follows:

[0018] An exhaust pipe for a mine equipment engine provided by the present application has a plurality of convex posts on the outer wall of the main exhaust pipe for fixing the main exhaust pipe, and a reinforcing rib is provided between adjacent convex posts. The reinforcing rib extends and is connected to the outer side wall of the exhaust interface, greatly improving the exhaust working stability and service life of the mine equipment engine in a harsh environment.

[0019] Further, by making the axes of the plurality of convex posts perpendicular to the axis of the main exhaust pipe and parallel to the disk surface of the connecting flange; furthermore, by reinforcing and connecting the convex post close to the connecting flange to the connecting flange through a reinforcing rib, while realizing the stable connection of each exhaust interface to the engine, it also prevents the main exhaust pipe from swaying, improves the anti-vibration performance of the exhaust pipe, and ensures the improvement of the exhaust working stability and service life of the exhaust pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The following drawings are used to provide a further understanding of the present application, form a part of the present application, and are only intended to give a schematic explanation and illustration of the present application, not to limit the scope of the present application. In the drawings:

[0021] Figure 1 is a perspective state three-dimensional structure schematic diagram of the exhaust pipe for a mine equipment engine in an embodiment of the present application;

[0022] Figure 2 is another perspective state three-dimensional structure schematic diagram of the exhaust pipe for a mine equipment engine in an embodiment of the present application.

[0023] Reference numerals:

[0024] 1. Main exhaust pipe

[0025] 2. Exhaust interface; 21. Interface body; 22. Connecting flange; 220. Fixing hole; 221. Countersunk head hole

[0026] 3. Convex column; 30. Threaded hole

[0027] 4. Reinforcing rib Detailed implementation manners

[0028] The following will disclose several implementation manners of the present application with diagrams, clearly and completely describe the technical solutions of the present application, and form a part of the specification drawings of the present application. The drawings are used to provide further understanding of the present application. The schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation to the application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope protected by the present application.

[0029] It should be noted that unless otherwise defined, the up, down, left, right and other directions involved in this article are based on the up, down, left, right and other directions shown in the embodiments of the present application Figure 1 If the specific posture changes, the directional indication will also change accordingly. The "first", "second", "third", "fourth" and similar terms used in the present application do not represent any order, quantity or importance, but are only used to distinguish different components. In addition, in various embodiments of the present disclosure, the same or similar reference numerals represent the same or similar components.

[0030] In the present application, unless otherwise clearly defined and limited, terms such as "connection" and "fixation" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral one, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific situations.

[0031] In addition, the technical solutions between various embodiments of the present application can be combined with each other, but it must be based on the ability of those of ordinary skill in the art to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope claimed in the present application.

[0032] Embodiment 1

[0033] Refer to Figure 1 、 Figure 2As shown in the figure, an exhaust pipe for a mining equipment engine provided in this embodiment includes an exhaust pipe main channel 1 with a hollow cavity, and a plurality of exhaust interfaces 2 communicating with the engine cylinders are connected to the exhaust pipe main channel 1; a plurality of protruding columns 3 for fixing the exhaust pipe main channel are arranged on the outer wall of the exhaust pipe main channel 1, and the fixing effect is achieved by detachably connecting the protruding columns to adjacent components to fix the exhaust pipe main channel. Moreover, reinforcing ribs 4 are arranged between adjacent protruding columns 3, and the reinforcing ribs 4 extend and are connected to the outer side wall of the exhaust interface 2.

[0034] It should be noted that the reinforcing ribs in this embodiment are arranged on the circumferential direction surface between two adjacent protruding columns 3 along the exhaust pipe main channel; or, they are arranged in a strip-shaped protruding structure along the axial direction of the exhaust pipe main channel between two adjacent exhaust interfaces, enhancing the strength of the connection surface of the exhaust pipe main channel while also improving the connection strength between the protruding columns and the exhaust pipe main channel, and improving the stability and service life of the exhaust work.

[0035] Using the technical solution of this embodiment, an exhaust pipe for a mining equipment engine in this embodiment has a plurality of protruding columns 3 for fixing the exhaust pipe main channel arranged on the outer wall of the exhaust pipe main channel 1, and reinforcing ribs 4 are arranged between adjacent protruding columns 3, and the reinforcing ribs 4 extend and are connected to the outer side wall of the exhaust interface 2, improving the overall anti-vibration performance of the exhaust pipe, ensuring the beneficial effects of the exhaust work stability and service life of the exhaust pipe for the mining equipment engine in a harsh environment, and solving the technical problem that the existing engine exhaust pipe cannot meet the requirements of being applied to the engine of mining equipment with large vibrations.

[0036] Embodiment Two

[0037] On the basis of Embodiment One, as a preferred implementation manner, as Figure 1 、 Figure 2 shown in the figure, the axes of the plurality of protruding columns 3 in this embodiment are perpendicular to the axis of the exhaust pipe main channel 1. The exhaust interface 2 includes an interface main body 21, one end of the interface main body 21 communicates with the exhaust pipe main channel, and a connecting flange 22 is arranged at the other end. Further, the axis of the protruding column 3 is parallel to the disk surface of the connecting flange 22. This specific design of the structural feature is more conducive to preventing the exhaust pipe from vibrating and swinging in the up and down direction during operation, thereby enhancing the stability of the exhaust work of the exhaust pipe.

[0038] As a preferred implementation manner, as Figure 1 shown in the figure, fixing holes 220 are opened at the four corners of the connecting flange 22 in this embodiment, combined with Figure 2As shown, a counterbore 221 is provided at one end of the fixing hole 220 close to the main exhaust pipe 1 to ensure the flatness of the installation plane of the connecting flange. Further, a threaded hole 30 is provided at the end head of the protruding column 3, and the protruding column 3 is detachably connected to adjacent components through the threaded hole 30 to play a role in fixing the main exhaust pipe.

[0039] As a preferred embodiment, as Figure 1 shown, the set height of the reinforcing rib 1 in this embodiment is not greater than the axial height of the protruding column 3 protruding from the outer wall surface of the main exhaust pipe 1, and this axial height is along the axis of the protruding column, so as to avoid interfering with the fixing connection of the protruding column 3 to other parts.

[0040] As a preferred embodiment, as Figure 1 shown, the protruding column 3 close to the connecting flange 22 in this embodiment is fixedly connected to the connecting flange 22, greatly enhancing the stability of the exhaust interface 2 and facilitating the realization of the working stability and service life of the overall exhaust system.

[0041] Embodiment III

[0042] A mining equipment engine provided by an embodiment of the present application includes the exhaust pipe for the mining equipment engine described in any one of the above Embodiment I and Embodiment II. This exhaust pipe includes a main exhaust pipe 1 with a hollow cavity, and a plurality of exhaust interfaces 2 connected to the engine cylinders are connected to the main exhaust pipe 1; a plurality of protruding columns 3 for fixing the main exhaust pipe are provided on the outer wall of the main exhaust pipe 1, and this fixing function is achieved by detachably connecting the protruding columns to adjacent components to fix the main exhaust pipe. Moreover, a reinforcing rib 4 is provided between adjacent protruding columns 3, and the reinforcing rib 4 extends and is connected to the outer side wall of the exhaust interface 2, improving the overall anti-vibration performance of the exhaust pipe and ensuring the beneficial effects of the exhaust working stability and service life of the exhaust pipe for the mining equipment engine in a harsh environment.

[0043] In summary, for the exhaust pipe for the mining equipment engine provided by the present application, by providing a plurality of protruding columns for fixing the main exhaust pipe on the outer wall of the main exhaust pipe, and a reinforcing rib is provided between adjacent protruding columns, and the reinforcing rib extends and is connected to the outer side wall of the exhaust interface, the beneficial effects of greatly improving the exhaust working stability and service life of the mining equipment engine in a harsh environment are achieved.

[0044] Furthermore, by aligning the axes of a plurality of bosses perpendicular to the axis of the exhaust pipe main channel and parallel to the disk surface of the connecting flange; and further, by reinforcing the bosses close to the connecting flange and the connecting flange through reinforcing ribs, a firm connection between each exhaust interface and the engine is achieved, while preventing the exhaust pipe main channel from swaying, thereby improving the anti-vibration performance of the exhaust pipe and ensuring the stability of the exhaust operation of the exhaust pipe and an increase in the service life.

[0045] The above description shows and describes the preferred implementation of the present application, but as mentioned above, it should be understood that the present application is not limited to the form disclosed herein, and should not be regarded as excluding other implementations, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the object concept of this article through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present application, and should be within the scope of protection of the claims attached to the present application.

Claims

1. An exhaust pipe for a mining equipment engine, characterized in that, It includes a main exhaust pipe with a hollow cavity, and several exhaust interfaces connected to the engine cylinders are connected to the main exhaust pipe; A plurality of convex columns for fixing the main exhaust pipe are arranged on the outer wall of the main exhaust pipe, and reinforcing ribs are arranged between adjacent convex columns, and the reinforcing ribs extend and are connected to the outer side wall of the exhaust interface; Among them, the axes of the plurality of convex columns are perpendicular to the axis of the main exhaust pipe; the exhaust interface includes an interface body, one end of the interface body is communicated with the main exhaust pipe, and a connecting flange is arranged at the other end, and the axis of the convex column is parallel to the disk surface of the connecting flange.

2. The exhaust pipe for a mining equipment engine according to claim 1, wherein Fixing holes are opened at the four corners of the connecting flange.

3. The exhaust pipe for a mine equipment engine according to claim 2, characterized in that, A counterbore is arranged at one end of the fixing hole close to the main exhaust pipe.

4. The exhaust pipe for the engine of the mining equipment according to claim 1, characterized in that, A threaded hole is arranged at the end head of the convex column.

5. The exhaust pipe for a mine equipment engine according to claim 1, characterized in that, The set height of the reinforcing rib is not greater than the axial height of the convex column protruding from the outer wall surface of the main exhaust pipe.

6. The exhaust pipe for the engine of the mining equipment according to claim 1, characterized in that, The convex column close to the connecting flange is fixedly connected to the connecting flange.

7. A mine equipment engine, characterized in that, It includes an exhaust pipe for a mining equipment engine according to any one of claims 1-6.

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