CN211398344U

CN211398344U - Flexible torque transmission connecting device

Info

Publication number: CN211398344U
Application number: CN201922477859.2U
Authority: CN
Inventors: 伍英华; 陶磊; 张永刚
Original assignee: Sinotruk Jinan Power Co Ltd
Current assignee: Sinotruk Jinan Power Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a flexible biography is turned round connecting device, including the input shaft, the input shaft left end is connected with the clutch through first spline, the input shaft right-hand member passes through the second spline and is connected with the flange assembly, the input shaft outside is rotated and is connected with the clutch housing, clutch housing left side is provided with the input shaft end cover, clutch housing right side is provided with the bearing frame. The device is connected between the engine and the transmission shaft, so that the effective transmission of force is realized, the load impact is avoided, and the service lives of the gearbox and the whole transmission system are effectively ensured; reduce the vibrations of heavy-duty truck, promote its ride comfort. The flexible connection device is simple in structure and convenient to use, and realizes flexible connection between the engine and the transmission shaft.

Description

Flexible torque transmission connecting device

Technical Field

The utility model relates to a heavy-duty car field, concretely relates to flexible biography is turned round connecting device.

Background

In the development and design of vehicles, noise, vibration, and smoothness of vehicles are one of important indicators for evaluating the quality of design and manufacture. The power assembly is used as a source of automobile power and one of very important subsystems of the automobile, and the weight of the power assembly accounts for a larger proportion of the whole automobile. Engine powertrain suspension systems are important components of engine vibration and noise control. In the traditional design, an engine is connected with a gearbox through a clutch, and the vibration of the engine is directly transmitted to the gearbox, so that the service life of the gearbox and the whole transmission system is influenced, and the running stability and smoothness of the whole vehicle are influenced.

Disclosure of Invention

In order to solve the problems, the utility model discloses a flexible torque transmission connecting device, which is connected between an engine and a transmission shaft, realizes the effective transmission of force, avoids load impact and effectively ensures the service life of a gearbox and the whole transmission system; reduce the vibrations of heavy-duty truck, promote its ride comfort. The flexible connection device is simple in structure and convenient to use, and realizes flexible connection between the engine and the transmission shaft.

The utility model provides a flexible biography is turned round connecting device, includes the input shaft, the input shaft left end is connected with the clutch through first spline, the input shaft right-hand member passes through the second spline and is connected with the flange assembly, the input shaft outside is rotated and is connected with the clutch housing, clutch housing left side is provided with the input shaft end cover, clutch housing right side is provided with the bearing frame.

Preferably, the flange assembly is provided with end face engaging teeth.

Preferably, the input shaft and the flange assembly are fixed by a nut.

Preferably, a rolling bearing is arranged between the input shaft and the clutch housing.

Preferably, oil seals are arranged between the input shaft end cover and the clutch shell and between the bearing seat and the flange assembly.

Preferably, the clutch housing is provided with a breather plug and grease nipple assembly.

The utility model has the advantages that:

torque from the flywheel housing of the engine is transmitted through the clutch to the input shaft, which is transmitted through splines to the flange assembly. The flange assembly is provided with end face combination teeth for transmitting power downwards. The effective transmission of force is realized, the load impact is avoided, and the service lives of the gearbox and the whole transmission system are effectively ensured; reduce the vibrations of heavy-duty truck, promote its ride comfort. And flexible constant connection between the engine and the transmission shaft is realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

in the figure, 1 clutch shell, 2 first bearing, 3 input shaft, 4 second bearing, 5 bearing seat, 6 oil seal II, 7 flange assembly, 8 flange nut, 9 cotter pin, 10 grease nozzle assembly, 11 oil seal I, 12 input shaft end cover, 13 vent plug and 14 clutch.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The flexible torque transmission connecting device shown in the attached figure 1 comprises a clutch shell 1, wherein a first bearing 2 is arranged on the left side in the clutch shell, a second bearing 4 is arranged on the right side in the clutch shell, the first bearing and the second bearing are both rolling bearings, and an input shaft 3 is arranged on two inner rings of the two bearings and is in rolling connection with the inner rings of the clutch shell. An input shaft end cover 12 is fixedly arranged on the left side of the clutch shell through bolts and the clutch shell, a bearing seat 5 is fixedly arranged on the right side of the clutch shell through bolts and the clutch shell, the left end of the input shaft is connected with a clutch 14 through a first spline, the right end of the input shaft is connected with a flange assembly 7 through a second spline, and a plurality of transmission teeth are arranged on the end face of the right side of the flange assembly and used for transmitting power downwards. The input shaft passes through the through hole of the flange assembly to be matched with the flange nut 8, and the position of the flange nut and the input shaft is fixed in a reinforcing mode through the cotter pin 9. The clutch shell is also provided with a normally open type breather plug 13 and a grease nozzle assembly 10 which are used for providing lubricating grease for a bearing in the shell and preventing the transmission from being influenced by overlarge friction force of the bearing. In order to realize better sealing performance, an oil seal I11 is arranged on the rotating matching surface of the input shaft end cover and the clutch shell, and an oil seal II 6 is arranged on the rotating matching surface of the bearing seat and the flange assembly.

The device is connected between an engine and a transmission shaft, the torque of a flywheel shell of the engine is transmitted to an input shaft through a clutch, and the input shaft is transmitted to a flange assembly through a spline. The effective transmission of force is realized, the load impact is avoided, and the service lives of the gearbox and the whole transmission system are effectively ensured; reduce the vibrations of heavy-duty truck, promote its ride comfort. The flexible connection device is simple in structure and convenient to use, and realizes flexible connection between the engine and the transmission shaft.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a flexible biography is turned round connecting device, its characterized in that, includes the input shaft, the input shaft left end is connected with the clutch through first spline, the input shaft right-hand member is connected with the flange assembly through the second spline, the input shaft outside is rotated and is connected with the clutch housing, clutch housing left side is provided with the input shaft end cover, clutch housing right side is provided with the bearing frame.

2. A flexible torque transmission coupling as claimed in claim 1 wherein the flange assembly is provided with end engaging teeth for driving.

3. A flexible torque transmission connection as claimed in claim 2 wherein the input shaft and flange assembly are secured by a nut.

4. A flexible torque transmission connection according to claim 1, wherein a rolling bearing is provided between the input shaft and the clutch housing.

5. The flexible torque transmission connecting device according to claim 1, wherein oil seals are arranged between the input shaft end cover and the clutch housing and between the bearing seat and the flange assembly.

6. A flexible torque transmission connection according to claim 1, wherein the clutch housing is provided with a breather plug and grease nipple assembly.