CN211398344U - Flexible torque transmission connecting device - Google Patents

Abstract

The utility model discloses a flexible torsion transmission connection device, comprising an input shaft, the left end of the input shaft is connected with a clutch through a first spline, the right end of the input shaft is connected with a flange assembly through a second spline, the input shaft The outer side of the shaft is rotatably connected with a clutch housing, the left side of the clutch housing is provided with an input shaft end cover, and the right side of the clutch housing is provided with a bearing seat. The device is connected between the engine and the drive shaft to achieve effective force transmission, avoid load impact, effectively ensure the service life of the gearbox and the entire drive train, reduce the vibration of the heavy-duty truck, and improve its ride smoothness. The utility model has the advantages of simple structure and convenient use, and realizes the flexible constant connection between the engine and the transmission shaft.

Description

A flexible torsion connection device

technical field

The utility model relates to the field of heavy vehicles, in particular to a flexible torsion transmission connection device.

Background technique

In vehicle development and design, vehicle noise, vibration and ride comfort are one of the important indicators for evaluating design and manufacturing quality. As the source of vehicle power, the powertrain is also one of the very important subsystems of the vehicle, and its weight accounts for a large proportion of the entire vehicle. The mounting system of the engine powertrain is an important part of engine vibration and noise control. The traditional design connects the engine and the gearbox through the clutch, and the vibration of the engine is directly transmitted to the gearbox, which affects the service life of the gearbox and the entire drive train, and affects the driving stability and smoothness of the vehicle.

SUMMARY OF THE INVENTION

In order to solve the above problems, the utility model discloses a flexible torsion transmission connection device, which is connected between the engine and the transmission shaft, realizes the effective transmission of force, avoids load impact, and effectively guarantees the gearbox and the entire transmission system. Service life; reduce the vibration of heavy-duty trucks and improve their ride comfort. The utility model has the advantages of simple structure and convenient use, and realizes the flexible constant connection between the engine and the transmission shaft.

A flexible torsion connection device, comprising an input shaft, the left end of the input shaft is connected with a clutch through a first spline, the right end of the input shaft is connected with a flange assembly through a second spline, and the outside of the input shaft is rotatably connected There is a clutch housing, the left side of the clutch housing is provided with an input shaft end cover, and the right side of the clutch housing is provided with a bearing seat.

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 provided between the input shaft and the clutch housing.

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

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

The beneficial effects of the present utility model:

The torque of the engine flywheel housing is transmitted to the input shaft through the clutch, and the input shaft is transmitted to the flange assembly through the spline. The flange assembly is provided with end face teeth to transmit the power. It realizes the effective transmission of force, avoids the impact of load, and effectively guarantees the service life of the gearbox and the entire drive train; reduces the vibration of the heavy-duty truck and improves its ride smoothness. The flexible constant connection between the engine and the transmission shaft is realized.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

Fig. 1 is the structure diagram of the present utility model;

In the figure, 1 clutch housing, 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 nipple assembly , 11 Oil seal I, 12 Input shaft end cover, 13 Breather plug, 14 Clutch.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without making creative work fall within the scope of protection of the present application.

In the description of the present invention, it should be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inside", "outside", "axial", "radial" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

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

In the description of the present invention, unless otherwise expressly specified and limited, the terms "installed", "connected", "connected" and "fixed" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in FIG. 1, a flexible torsion connection device includes a clutch housing 1, a first bearing 2 installed on the left side of the clutch housing, a second bearing 4 installed on the right side of the clutch housing, the first bearing and the second bearing The two bearings are rolling bearings, and the input shaft 3 is installed on the inner rings of the two bearings and is in rolling connection with the clutch housing. On the left side of the clutch housing, the input shaft end cover 12 is fixedly installed with the clutch housing through bolts. On the right side of the clutch housing, the bearing seat 5 is fixedly installed with the clutch housing through bolts. The left end of the input shaft is connected to the clutch 14 through the first spline. The right end is connected to the flange assembly 7 through the second spline, and a plurality of transmission teeth are arranged on the right end surface of the flange assembly to transmit the power. The input shaft passes through the through hole of the flange assembly and is matched with the flange nut 8 , and the position of the flange nut and the input shaft is reinforced and fixed by the split pin 9 . The clutch housing is also provided with a normally open breather plug 13 and a grease nipple assembly 10, which are used to provide grease to the bearings in the housing to prevent excessive friction of the bearings from affecting the transmission. In order to achieve better sealing, oil seal I11 is provided on the rotating mating surface of the input shaft end cover and the clutch housing, and oil seal II6 is provided on the rotating mating surface of the bearing seat and the flange assembly.

The device is connected between the engine and the transmission shaft, the torque of the flywheel housing of the engine is transmitted to the input shaft through the clutch, and the input shaft is transmitted to the flange assembly through the spline. It realizes the effective transmission of force, avoids the impact of load, and effectively guarantees the service life of the gearbox and the entire drive train; reduces the vibration of the heavy-duty truck and improves its ride smoothness. The utility model has the advantages of simple structure and convenient use, and realizes the flexible constant connection between the engine and the transmission shaft.

The above description of the disclosed embodiments enables 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 implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, this 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 (6)

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.

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