CN210661105U

CN210661105U - Clutch device

Info

Publication number: CN210661105U
Application number: CN201921012663.XU
Authority: CN
Inventors: 贾涛; 马东岭; 崔志勇; 范向阳; 宋崇
Original assignee: Weichai Power Co Ltd
Current assignee: Weichai Power Co Ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-06-02
Anticipated expiration: 2029-06-28

Abstract

The utility model belongs to the technical field of the vehicle, concretely relates to clutch. The method comprises the following steps: the flywheel is connected with the rotating shaft of the engine; the flywheel can drive the friction plate to rotate; the driven disc is connected with the friction plate through a connecting structure, and a bending structure is arranged at the center of the driven disc; the vibration damping mechanism is connected with the bending structure; and the hub is positioned in the center of the driven disc and is connected with the driven disc through the vibration reduction mechanism, and the hub is used for connecting a rotating shaft of a transmission. According to the utility model discloses clutch sets up the rigidity that bending structure can increase the driven plate at the driven plate center, the positive pressure that the increase driven plate can bear to the moment of torsion that can bear of increase driven plate avoids guaranteeing the normal use of clutch, the normal driving of vehicle because of the too big clutch slip phenomenon that causes of moment of torsion.

Description

Clutch device

Technical Field

The utility model belongs to the technical field of the vehicle, concretely relates to clutch.

Background

Clutches are important components in vehicle drivelines for cutting off or transmitting power output from an engine to a transmission. The friction clutch transmits power by using friction force between the driving part and the driven part, the flywheel drives the friction plate to rotate by using the friction force, and the friction plate transmits the power to a rotating shaft of the transmission through the driven disc, so that the power transmission between the generator and the transmission is realized.

The driven disc bears a certain torque when power is transmitted between the friction plate and the rotating shaft. Most of the existing driven discs are of a structure formed by combining a wave-shaped sheet and a driven piece or a flat plate structure, and the two structures can cause the slip phenomenon of the clutch when bearing large torque, so that the normal use of the clutch is influenced, and the vehicle cannot normally drive.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the clutch generates slip when bearing large torque at least. The purpose is realized by the following technical scheme:

the utility model provides a clutch, include: the flywheel is connected with the rotating shaft of the engine; the flywheel can drive the friction plate to rotate; the driven disc is connected with the friction plate through a connecting structure, and a bending structure is arranged at the center of the driven disc; the vibration damping mechanism is connected with the bending structure; and the hub is positioned in the center of the driven disc and is connected with the driven disc through the vibration reduction mechanism, and the hub is used for connecting a rotating shaft of a transmission.

According to the utility model discloses the clutch, the flywheel transmits the power of engine output for the friction disc through the pivoted mode, thereby the friction disc is connected with the driven plate and drives the driven plate rotation, the driven plate passes through the rotation of damping mechanism driving-disc hub, the hub is connected with the pivot of derailleur, thereby realize the transmission of power, set up the rigidity that bending structure can increase the driven plate at the driven plate center, the normal pressure that the increase driven plate can bear, thereby the moment of torsion that can bear of increase driven plate, avoid because of the too big clutch slippage phenomenon that causes of moment of torsion, guarantee the normal use of clutch, the normal driving of vehicle.

In addition, according to the utility model discloses clutch, can also have following technical characterstic:

in some embodiments of the present invention, the bending structure includes a bottom plate and a vertical plate, the vertical plate is along the bottom plate encloses a circle, the driven plate further includes a ring plate, the vertical plate is connected with an inner ring of the ring plate, and the ring plate is parallel to the bottom plate.

In some embodiments of the present invention, a through hole for installing the hub is provided at the center of the bottom plate.

In some embodiments of the present invention, the damping mechanism includes a plurality of springs distributed circumferentially, and a plurality of spring mounting grooves are provided on the bottom plate.

In some embodiments of the present invention, a connection hole is disposed on the ring plate, and the connection hole is adapted to the connection structure.

In some embodiments of the present invention, the connecting holes are a plurality of and are uniformly arranged on the ring plate.

In some embodiments of the present invention, the connecting structure is a rivet.

In some embodiments of the present invention, the flywheel faces a surface of the concave portion of the bending structure, and a flywheel bolt is installed on the flywheel.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. In the drawings:

fig. 1 is a schematic overall structure diagram of a clutch according to an embodiment of the present invention;

fig. 2 is a schematic partial structure diagram of a clutch according to an embodiment of the present invention;

fig. 3 is a schematic overall structure diagram of the driven disc according to the embodiment of the present invention.

The reference symbols in the drawings denote the following:

10: flywheel, 101: a flywheel bolt;

20: a friction plate;

30: driven plate, 301: connection structure, 302: ring plate, 303: connection hole, 304: lightening holes;

40: bending structure, 401: bottom plate, 402: a vertical plate, 403: through hole, 404: mounting grooves;

50: damping mechanism, 501: a spring;

60: a hub.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

As shown in fig. 1 to 3, the present invention provides a clutch including a flywheel 10, a friction plate 20, a driven plate 30, a damper mechanism 50, and a hub 60. Specifically, the flywheel 10 is connected with an engine rotating shaft, the flywheel 10 can drive the friction plate 20 to rotate, the friction plate 20 is connected with the driven plate 30 through a connecting structure 301, the center of the driven plate 30 is provided with a bending structure 40, the damping mechanism 50 is connected with the bending structure 40, the hub 60 is located at the center of the driven plate 30 and is connected with the driven plate 30 through the damping mechanism 50, and the hub 60 is used for connecting with a rotating shaft of a transmission.

According to the utility model discloses the clutch, flywheel 10 transmits the power of engine output for friction disc 20 through the pivoted mode, friction disc 20 drives driven plate 30 and rotates, driven plate 30 passes through damping mechanism 50 and drives the hub 60 and rotate, hub 60 is connected with the pivot of derailleur, thereby realize the transmission of power, set up bending structure 40 at driven plate 30 center and can increase the rigidity of driven plate 30, the normal pressure that increases driven plate 30 and can bear, thereby increase the borne torque of driven plate 30, avoid because of the too big clutch slippage (the slippage between flywheel 10 and the friction disc 20) phenomenon that causes of moment of torsion, guarantee the normal use of clutch, the normal driving of vehicle.

In some embodiments of the present invention, the bending structure 40 includes a bottom plate 401 and a vertical plate 402, the vertical plate 402 encloses a circle along the bottom plate 401, the driven disc 30 further includes a ring plate 302, the vertical plate 402 is connected with the inner ring of the ring plate 302, the ring plate 302 is parallel to the bottom plate 401 and can maintain the coaxiality of the friction plate 20 and the disc hub 60, the bending structure 40 is shown as an inward concave type on one side of the driven disc 30, and a convex type is shown on the other side of the driven disc 30.

In some embodiments of the present invention, a through hole 403 is provided in the center of the bottom plate 401 for mounting the hub 60, and the hub 60 is mounted in the through hole 403 to be connected to the driven plate 30 through the damping mechanism 50.

The utility model discloses an in some embodiments, damping mechanism 50 is including being a plurality of springs 501 of circumference distribution, be equipped with a plurality of spring mounting grooves 404 on bottom plate 401, flywheel 10 passes through friction disc 20 drive driven plate 30 and rotates, and then drive damping mechanism 50 through spring 501 mounting groove and rotate, damping mechanism 50 drives hub 60 and rotates, hub 60 drives the pivot of derailleur and rotates, thereby the realization transmits power to the derailleur, spring 501 also has the effect of damping, alleviate the power of different rotational speeds on hub 60's impact.

The utility model discloses an in some embodiments, a plurality of mounting grooves 404 evenly arrange in bottom plate 401 week, and the arranging of a plurality of mounting grooves 404 can make every mounting groove 404 atress less, evenly arranges to make every mounting groove 404 atress even, avoids the great and damage of certain mounting groove 404 atress.

In some embodiments of the utility model, be equipped with connecting hole 303 on ring board 302, connecting hole 303 and connection structure 301 looks adaptation are equipped with a plurality of connecting holes 201 on friction disc 20, and friction disc 20 is two and ring board 302 presss from both sides in the middle of two friction discs 20, and connection structure 301 passes connecting hole 201, connecting hole 303 and connecting hole 201 respectively and realizes the connection of driven plate 30 and friction disc 20.

The utility model discloses an in some embodiments, connecting hole 303 is a plurality of and evenly arrange on the crown plate 302, guarantees that every connecting hole 303 atress is less and the atress is even, avoids damaging because of connecting hole 303 atress is inhomogeneous, influences the life of driven plate.

In some embodiments of the present invention, the connecting structure 301 is a rivet, and the height of the rivet is smaller than the sum of the depth of the two connecting holes 303 and the depth of the connecting hole 201, so as to avoid the rivet from extending out of the friction plate 20 and affecting the normal use of the friction plate 20.

In some embodiments of the present invention, a plurality of lightening holes 304 are also provided on the ring plate 302 to lighten the driven plate 30.

In some embodiments of the present invention, the flywheel 10 is installed towards one side of the indent of the bending structure 40, and for the driven plate of the flat plate structure, the bending structure 40 of the driven plate 30 increases the distance between the damping mechanism 50 and the flywheel 10, so as to reduce the interference risk of the flywheel bolt 101 on the flywheel 10, and meanwhile, because the distance between the damping mechanism 50 and the flywheel 10 increases, the diameter of the spring 501 can be increased, so as to enhance the damping effect of the damping mechanism 50.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A clutch, comprising:

the flywheel is connected with the rotating shaft of the engine;

the flywheel can drive the friction plate to rotate;

the driven disc is connected with the friction plate through a connecting structure, and a bending structure is arranged at the center of the driven disc;

the vibration damping mechanism is connected with the bending structure;

and the hub is positioned in the center of the driven disc and is connected with the driven disc through the vibration reduction mechanism, and the hub is used for connecting a rotating shaft of a transmission.

2. The clutch of claim 1, wherein the bending structure comprises a bottom plate and a vertical plate, the vertical plate surrounds a circle along the bottom plate, the driven plate further comprises a ring plate, the vertical plate is connected with an inner ring of the ring plate, and the ring plate is parallel to the bottom plate.

3. A clutch according to claim 2, in which a through hole is provided in the centre of the base plate for mounting the hub.

4. The clutch of claim 3, wherein the damping mechanism includes a plurality of springs circumferentially distributed, and a plurality of spring mounting slots are provided in the backing plate.

5. The clutch of claim 2, wherein a connection hole is provided in the ring plate, the connection hole being adapted to the connection structure.

6. The clutch of claim 5, wherein the connection holes are plural and uniformly arranged on the ring plate.

7. The clutch of claim 5, wherein the connecting structure is a rivet.

8. The clutch of claim 1, wherein the flywheel is mounted toward a concave side of the flexure mechanism, and a flywheel bolt is mounted on the flywheel.