CN218935220U

CN218935220U - Idler gear shaft structure

Info

Publication number: CN218935220U
Application number: CN202223457183.9U
Authority: CN
Inventors: 黄显淞; 刘显宏; 朱杰; 朱新云
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-04-28
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses an idler gear shaft structure, which is characterized in that: the device comprises a gear chamber cover plate and an idler gear shaft assembly; the gear chamber cover plate is provided with an idler gear shaft mounting position, and the idler gear shaft mounting position is provided with three positioning holes and an oil inlet hole; the idler gear shaft assembly comprises a mounting block, a gear shaft, a driven gear and a limiting plate, wherein the gear shaft is positioned at the center of the right part of the mounting block, the driven gear is mounted on the gear shaft, and the limiting plate is mounted at the right end of the gear shaft; the left end of the mounting block and two sides of the center of the gear shaft are respectively provided with a lubricating oil hole and are communicated, and the centers of the mounting block, the gear shaft and the limiting plate are respectively provided with three corresponding mounting holes; the mounting block is mounted on the idler gear shaft mounting position. The utility model realizes that a group of driven gears are added on the basis of the original engine to meet the requirement of 48V power matched with a gear train, and the 48V power is matched with the lowest cost.

Description

Idler gear shaft structure

Technical Field

The utility model relates to the field of engines, in particular to an idler gear shaft structure.

Background

The current trend of the fuel engine towards new energy is that 48V micro-hybrid power, hybrid power of oil and electricity and pure electric power are all directions of new energy development. At present, in the 48V micro-hybrid design, the original engine is not greatly changed by adding 48V power, if the engine is redesigned, the cost is too high, and the addition of the gear train matched with 48V power on the basis of the original engine is an optimal scheme.

The foregoing background is only for the purpose of providing an understanding of the inventive concepts and technical aspects of the present utility model and is not necessarily prior art to the present application and is not intended to be used to evaluate the novelty and creativity of the present application in the event that no clear evidence indicates that such is already disclosed at the filing date of the present application.

Disclosure of Invention

The utility model aims to provide an idler gear shaft structure, which solves the problem of adding 48V power matched with a gear train on the basis of the existing engine.

In order to achieve the above object, the present utility model adopts the following technical scheme:

an idler gear shaft structure, characterized in that: the device comprises a gear chamber cover plate and an idler gear shaft assembly; the gear chamber cover plate is provided with an idler gear shaft mounting position, and the idler gear shaft mounting position is provided with three positioning holes and an oil inlet hole; the idler gear shaft assembly comprises a mounting block, a gear shaft, a driven gear and a limiting plate, wherein the gear shaft is positioned at the center of the right part of the mounting block, the driven gear is mounted on the gear shaft, and the limiting plate is mounted at the right end of the gear shaft; the left end of the mounting block and two sides of the center of the gear shaft are respectively provided with a lubricating oil hole and are communicated, and the centers of the mounting block, the gear shaft and the limiting plate are respectively provided with three corresponding mounting holes; the mounting block is mounted on the idler gear shaft mounting position.

Further, the positioning holes and the mounting Kong Juncheng are distributed in a triangular manner and correspond to each other.

Further, the oil inlet hole is communicated with the lubricating oil hole.

Further, one side of the mounting block is provided with a yielding step.

Further, the limiting plate is circular, and the radius of the limiting plate is larger than that of the gear shaft.

Compared with the prior art, the utility model has the advantages that:

the utility model mainly comprises a gear chamber cover plate and an idler gear shaft assembly, wherein the idler gear shaft assembly comprises a mounting block, a gear shaft, a driven gear and a limiting plate, and the idler gear shaft assembly is additionally arranged on the gear chamber cover plate by arranging an idler gear shaft mounting position, so that a group of driven gears are added on the basis of an original engine to meet the requirement of 48V power matched with a gear train, and the 48V power is matched with the gear train at the lowest cost.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the gear chamber cover plate of the present utility model;

FIG. 3 is a schematic diagram of the structure of the present utility model;

FIG. 4 is a schematic structural view of the idler shaft assembly of the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the utility model or its applications.

As shown in fig. 1 to 4, an idler gear shaft structure is characterized in that: comprises a gear chamber cover plate 1 and an idler gear shaft assembly 2; an idler gear shaft mounting position 3 is arranged on the gear chamber cover plate 1, and three positioning holes 4 and an oil inlet hole 5 are formed in the idler gear shaft mounting position 3 and are used for mounting the idler gear shaft assembly 2; the idler gear shaft assembly 2 comprises a mounting block 6, a gear shaft 7, a driven gear 8 and a limiting plate 9, wherein a yielding step 10 is arranged on one side of the mounting block 6 and used for yielding other gears in an engine gear train, the gear shaft 7 is positioned at the center of the right part of the mounting block 6, the driven gear 8 is mounted on the gear shaft 7, the limiting plate 9 is mounted at the right end of the gear shaft 7, the limiting plate 9 is in a circular shape, and the radius of the limiting plate 9 is larger than that of the gear shaft 7 and used for limiting the driven gear 8; the left end of the mounting block 6 and two sides of the center of the gear shaft 7 are respectively provided with a lubricating oil hole 11 and are communicated, the oil inlet hole 5 is communicated with the lubricating oil holes 11, lubricating oil of the oil inlet hole 5 is led to the lubricating oil holes 11 to lubricate the driven gear 8, and three corresponding mounting holes 12 are respectively arranged at the centers of the mounting block 6, the gear shaft 7 and the limiting plate 9; the mounting block 6 is mounted on the idler gear shaft mounting position 3; the positioning holes 4 and the mounting holes 12 are distributed in a triangular mode and correspond to each other, and the idler gear shaft assembly 2 can be fixed on the gear chamber cover plate through the cooperation of three bolts 13 with the positioning holes 4 and the mounting holes 12.

The foregoing is a further detailed description of the utility model in connection with specific/preferred embodiments, and is not intended to limit the practice of the utility model to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the utility model, and these alternatives or modifications should be considered to be within the scope of the utility model.

Claims

1. An idler gear shaft structure, characterized in that: the device comprises a gear chamber cover plate and an idler gear shaft assembly; the gear chamber cover plate is provided with an idler gear shaft mounting position, and the idler gear shaft mounting position is provided with three positioning holes and an oil inlet hole; the idler gear shaft assembly comprises a mounting block, a gear shaft, a driven gear and a limiting plate, wherein the gear shaft is positioned at the center of the right part of the mounting block, the driven gear is mounted on the gear shaft, and the limiting plate is mounted at the right end of the gear shaft; the left end of the mounting block and two sides of the center of the gear shaft are respectively provided with a lubricating oil hole and are communicated, and the centers of the mounting block, the gear shaft and the limiting plate are respectively provided with three corresponding mounting holes; the mounting block is mounted on the idler gear shaft mounting position.

2. An idler-gear shaft structure according to claim 1, wherein: the positioning holes and the installation Kong Juncheng are distributed in a triangular mode and correspond to each other.

3. An idler-gear shaft structure according to claim 1, wherein: the oil inlet is communicated with the lubricating oil hole.

4. An idler-gear shaft structure according to claim 1, wherein: one side of the mounting block is provided with a step of giving way.

5. An idler-gear shaft structure according to claim 1, wherein: the limiting plate is circular, and the radius of the limiting plate is larger than that of the gear shaft.