CN212177710U

CN212177710U - Clutch for vehicle

Info

Publication number: CN212177710U
Application number: CN201922374699.9U
Authority: CN
Inventors: 吴晓琴; 赵传昌; 郭幸昌; 薛德福
Original assignee: Taian Shengtai Automobile Parts Co ltd
Current assignee: Taian Shengtai Automobile Parts Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-12-18
Anticipated expiration: 2029-12-25

Abstract

A clutch for a vehicle comprises a primary clutch, wherein a first driver and a second driver are arranged on the other side of the primary clutch, a first secondary clutch unit and a second secondary clutch unit are arranged in the primary clutch, the first driver is in power connection with the first secondary clutch unit, and the second driver is in power connection with the second secondary clutch unit; and a synchronizer is also arranged between the first secondary clutch and the second secondary clutch, and when the synchronizer is set to be separated from the first secondary clutch and the second secondary clutch, the synchronizer locks the first secondary clutch and the second secondary clutch into a whole. This application is through setting up twice level clutch unit for can adopt single clutch to bear according to the operating mode selection of difference, still two clutches bear jointly.

Description

Clutch for vehicle

Technical Field

The present application relates to a clutch for a vehicle.

Background

In a conventional dual clutch automatic transmission, a single clutch is subjected to all of the torques of the power sources. For example, the peak torque of the motor is 200 nm, and the single clutch carrying capacity is 200 nm. At present, two clutches are locked, but the locking structure has poor reliability, the control is inconvenient, and the practicability is far from meeting the requirement.

At present, a locking ring type inertia synchronizer is generally adopted, and a gear ring and a locking ring are kept synchronous through friction force, but the mode is inconvenient for compounding a vehicle clutch, and has many disadvantages in combination and separation of the vehicle clutch.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, the present application provides a clutch for a vehicle, including a primary clutch, a first driver and a second driver provided at the other side of the primary clutch, a first secondary clutch unit and a second secondary clutch unit provided in the primary clutch, the first driver being in power connection with the first secondary clutch unit, the second driver being in power connection with the second secondary clutch unit; the first secondary clutch unit comprises a first secondary clutch and a friction unit matched with the first secondary clutch for setting, the second secondary clutch unit comprises a second secondary clutch and a friction unit matched with the second secondary clutch for setting, a synchronizer is further arranged between the first secondary clutch and the second secondary clutch, and when the synchronizer is set to be the first secondary clutch and the second secondary clutch for separation, the synchronizer locks the first secondary clutch and the second secondary clutch into a whole. This application is through setting up twice level clutch unit for can adopt single clutch to bear according to the operating mode selection of difference, still two clutches bear jointly, when using, generally utilize a secondary clutch to bear rated torque, under the state of peak value moment of torsion, then lock two clutches through the synchronizer, thereby better bear peak value moment of torsion, and after adopting the clutch to lock, the synchronism between two clutches is better, strengthen its reliability of bearing peak value moment of torsion.

Preferably, the friction unit comprises a clutch friction plate connected with the first secondary clutch or the second secondary clutch and a steel sheet fixedly connected with the primary clutch.

Preferably, the first secondary clutch comprises a first vertical plate connected with the clutch friction plate, and the first vertical plate is connected with the first connecting plate through a first transverse plate; the second secondary clutch comprises a second vertical plate connected with the clutch friction plate, and the second vertical plate is connected with a second connecting plate through a second transverse plate; the synchronizer is arranged on one side of the first clamping ring and one side of the second clamping ring; the synchronizer comprises a synchronizing ring, a return ring is arranged on the side of the synchronizing ring, and the return ring is abutted with the first transverse plate and/or the second transverse plate through an elastic piece; the first clamping ring, the second clamping ring and the synchronizer are adjacently abutted; the elastic piece is arranged between the return ring and the second transverse plate; the elastic piece is a spring; a side connecting ring is arranged on the second connecting plate and connected with the second clamping ring; the synchronizer is provided with a spline, and the first clamping ring and the second clamping ring are provided with clamping keys clamped with the spline; and conical surface teeth which are obliquely arranged are arranged on the clamping key. The secondary clutch part of the synchronizer can be combined with the first secondary synchronizer and the second secondary synchronizer under the action of the spring when the synchronizer is not combined through the combination of the spline and the conical surface teeth and the matching of the spring; when the synchronizer is combined, the homing operation of the synchronizer is completed under the rotation of the synchronizer.

Preferably, the first driver comprises a first separation lever, the first separation lever is arranged in a matching way with a first separation bearing, the first separation bearing is connected with a first connecting rod, and the first connecting rod penetrates through the primary clutch and is connected with the first secondary clutch.

Preferably, the first connecting rod comprises a first transverse separating rod connected with the first separating bearing, the first transverse separating rod is connected with a first vertical separating rod extending along the movement direction of the first transverse separating rod, the first vertical separating rod is connected with a first transmission separating rod, the first transmission separating rod penetrates through the primary clutch, and the first transmission separating rod is connected with the first secondary clutch.

Preferably, the first vertical release lever is embedded in the primary clutch.

Preferably, the second actuator comprises a second release lever, the second release lever and a second release bearing are arranged in a matching manner, the second release bearing is connected with a second connecting rod, and the second connecting rod penetrates through the primary clutch and is connected with the second secondary clutch.

Preferably, the second connecting rod comprises a second transverse separating rod connected with the second separating bearing, the second transverse separating rod is connected with a second vertical separating rod extending along the movement direction of the second transverse separating rod, the second vertical separating rod is connected with a second transmission separating rod, the second transmission separating rod penetrates through the primary clutch, and the second transmission separating rod is connected with the second secondary clutch.

Preferably, the second vertical release lever is embedded in the primary clutch. This application sets up drive mechanism through the surface at primary clutch, conducts inside with the effect of first driver and second driver to realize the action of clutch itself, and the existence of primary clutch here both is functional component, also can play the guard action to inside adjusting part, realizes integrating the structure, when reducing manufacturing cost, has improved the reliability of structure.

Preferably, the clutch pressing plate is connected with the first secondary clutch unit or the second secondary clutch unit in an abutting mode, and a pressing spring is arranged between the clutch pressing plate and the primary clutch.

This application can bring following beneficial effect:

1. according to the clutch, the two-stage clutch unit is arranged, so that a single clutch can be adopted to bear or two clutches can be jointly borne according to different working conditions, when the clutch is used, one secondary clutch is generally utilized to bear rated torque, and the two clutches are locked through the synchronizer under the state of peak torque, so that the peak torque is better borne, and after the clutch is adopted to lock, the synchronism between the two clutches is better, and the reliability of the peak torque borne by the clutch is enhanced;

2. the secondary clutch part of the synchronizer can be combined with the first secondary synchronizer and the second secondary synchronizer under the action of the spring when the synchronizer is not combined through the combination of the spline and the conical surface teeth and the matching of the spring; when the synchronizer is combined, the synchronizer finishes the homing operation under the rotation;

3. this application sets up drive mechanism through the surface at primary clutch, conducts inside with the effect of first driver and second driver to realize the action of clutch itself, and the existence of primary clutch here both is functional component, also can play the guard action to inside adjusting part, realizes integrating the structure, when reducing manufacturing cost, has improved the reliability of structure.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is a schematic structural diagram of an embodiment of the present application.

Detailed Description

In order to clearly explain the technical features of the present invention, the present application will be explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in the drawings, the following detailed description is given by way of example in order to more clearly explain the overall concept of the present application.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

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 application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In a first embodiment, as shown in fig. 1, a clutch for a vehicle includes a primary clutch 1, a first driver 2 and a second driver 3 are provided at the other side of the primary clutch 1, a first secondary clutch unit and a second secondary clutch unit are provided in the primary clutch 1, the first driver 2 is power-connected to the first secondary clutch unit, and the second driver 3 is power-connected to the second secondary clutch unit; the first secondary clutch unit comprises a first secondary clutch 4 and a friction unit 5 matched with the first secondary clutch 4, the second secondary clutch unit comprises a second secondary clutch 6 and a friction unit 5 matched with the second secondary clutch 6, a synchronizer 7 is further arranged between the first secondary clutch 4 and the second secondary clutch 6, and when the synchronizer 7 is set to be the first secondary clutch 4 and the second secondary clutch 6 to be separated, the synchronizer 7 locks the first secondary clutch 4 and the second secondary clutch 6 into a whole.

When the device is used, the first driver 2 and/or the second driver 3 are/is manually or automatically triggered, the first driver 2 drives the second secondary clutch unit, the second driver 3 drives the second secondary clutch unit, the synchronizer 7 locks or combines the two secondary clutches when the specified condition is met, the specified condition can be that after the torque reaches a certain value, the synchronizer 7 is controlled to act in an electric control mode to combine the two secondary clutches, or after the first driver 2 and the second driver 3 are triggered simultaneously, the two secondary clutches are locked through the synchronizer 7 under the action of a mechanical structure. The synchronizer 7 is an element that can synchronize the first secondary clutch 4 and the second secondary clutch 6, and may be a general mechanical synchronizer 7 or an electronic synchronizer 7 as long as it can complete synchronization of the first secondary clutch 4 and the second secondary clutch 6.

In a second embodiment, as shown in fig. 2, the friction unit 5 includes a clutch disk 8 connected to the first secondary clutch 4 or the second secondary clutch 6, and a steel plate 9 fixedly connected to the primary clutch 1. The first secondary clutch 4 comprises a first vertical plate 10 connected with the clutch friction plate 8, and the first vertical plate 10 is connected with a first connecting plate 12 through a first transverse plate 11; the second secondary clutch 6 comprises a second vertical plate 13 connected with the clutch friction plate 8, and the second vertical plate 13 is connected with a second connecting plate 15 through a second transverse plate 14; a first clamping ring 16 is arranged on the first connecting plate 12, a second clamping ring 17 is arranged on the second connecting plate 15, and the synchronizer 7 is arranged on one side of the first clamping ring 16 and one side of the second clamping ring 17; the synchronizer 7 comprises a synchronizing ring 18, a homing ring 19 is arranged on the side of the synchronizing ring 18, and the homing ring 19 is abutted with the first transverse plate 11 and/or the second transverse plate 14 through an elastic piece 20; the first clamping ring 16, the second clamping ring 17 and the synchronizer 7 are adjacently abutted; the elastic piece 20 is arranged between the return ring 19 and the second transverse plate 14; the elastic member 20 is a spring; a side connecting ring 21 is arranged on the second connecting plate 15, and the side connecting ring 21 is connected with the second clamping ring 17; a spline is arranged on the synchronizer 7, and clamping keys clamped with the spline are arranged on the first clamping ring 16 and the second clamping ring 17; the clamping key is provided with conical surface teeth which are obliquely arranged. The first actuator 2 comprises a first release lever 22, the first release lever 22 being arranged in cooperation with a first release bearing 23, the first release bearing 23 being connected to a first connecting rod 24, the first connecting rod 24 being connected to the first secondary clutch 4 through the primary clutch 1. The first connecting rod 24 comprises a first transverse separating rod 25 connected to the first separating bearing 23, the first transverse separating rod 25 being connected to a first vertical separating rod 26 extending in the direction of movement of the first transverse separating rod 25, the first vertical separating rod 26 being connected to a first drive separating rod 27, the first drive separating rod 27 being arranged through the primary clutch 1, the first drive separating rod 27 being connected to the first secondary clutch 4. The first vertical release lever 26 is embedded in the primary clutch 1. The second actuator 3 comprises a second release lever 28, the second release lever 28 being arranged in cooperation with a second release bearing 29, the second release bearing 29 being connected to a second connecting rod 30, the second connecting rod 30 being connected to the second secondary clutch 6 via the primary clutch 1. The second connecting rod 30 comprises a second transverse release lever 31 connected to the second separating bearing 29, the second transverse release lever 31 being connected to a second vertical release lever 32 extending in the direction of movement of the second transverse release lever 31, the second vertical release lever 32 being connected to a second transmission release lever 33, the second transmission release lever 33 being arranged through the primary clutch 1, the second transmission release lever 33 being connected to the second secondary clutch 6. The second vertical release lever 32 is embedded in the primary clutch 1. The clutch pressing plate 34 is abutted to the first secondary clutch unit or the second secondary clutch unit, and a pressing spring 35 is arranged between the clutch pressing plate 34 and the primary clutch 1.

This embodiment is an alternative to the first embodiment, a purely mechanical implementation. In a specific linkage mode, the part of the first secondary clutch unit is basically the same as the part of the second secondary clutch unit. Therefore, only the first secondary clutch unit will be described as the interlocking system, and the rest is the same as the first embodiment. The first driver 2 drives the first connecting rod 24 to move, the first connecting rod 24 drives the steel sheet 9 to complete separation, then the first vertical plate 10 moves, the first vertical plate 10 drives the first transverse plate 11 to move, the first transverse plate 11 drives the first connecting plate 12 to move, and then the friction part is combined or separated. In the coupling part, firstly, the friction plate on the second vertical plate 13 is separated from the steel sheet, then the second transverse plate 14 drives the second clamping ring 17 to act, then the friction plate on the first vertical plate is separated from the steel sheet, then the first transverse plate drives the first clamping ring 16 to act, and as the first clamping ring 16 and the second clamping ring 17 are separated at the same time, the synchronizer 7 enters the first clamping ring 16 and the second clamping ring 17 to complete the clamping locking operation.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A clutch for a vehicle, characterized in that: the clutch comprises a primary clutch, wherein a first driver and a second driver are arranged on the other side of the primary clutch, a first secondary clutch unit and a second secondary clutch unit are arranged in the primary clutch, the first driver is in power connection with the first secondary clutch unit, and the second driver is in power connection with the second secondary clutch unit; the first secondary clutch unit comprises a first secondary clutch and a friction unit matched with the first secondary clutch for setting, the second secondary clutch unit comprises a second secondary clutch and a friction unit matched with the second secondary clutch for setting, a synchronizer is further arranged between the first secondary clutch and the second secondary clutch, and when the synchronizer is set to be the first secondary clutch and the second secondary clutch for separation, the synchronizer locks the first secondary clutch and the second secondary clutch into a whole.

2. A clutch for a vehicle according to claim 1, wherein: the friction unit comprises a clutch friction plate connected with the first secondary clutch or the second secondary clutch and a steel sheet fixedly connected with the primary clutch.

3. A clutch for a vehicle according to claim 2, wherein: the first secondary clutch comprises a first vertical plate connected with a clutch friction plate, and the first vertical plate is connected with a first connecting plate through a first transverse plate; the second secondary clutch comprises a second vertical plate connected with the clutch friction plate, and the second vertical plate is connected with a second connecting plate through a second transverse plate; the synchronizer is arranged on one side of the first clamping ring and one side of the second clamping ring; the synchronizer comprises a synchronizing ring, a return ring is arranged on the side of the synchronizing ring, and the return ring is abutted with the first transverse plate and/or the second transverse plate through an elastic piece; the first clamping ring, the second clamping ring and the synchronizer are adjacently abutted; the elastic piece is arranged between the return ring and the second transverse plate; the elastic piece is a spring; a side connecting ring is arranged on the second connecting plate and connected with the second clamping ring; the synchronizer is provided with a spline, and the first clamping ring and the second clamping ring are provided with clamping keys clamped with the spline; and conical surface teeth which are obliquely arranged are arranged on the clamping key.

4. A clutch for a vehicle according to claim 3, wherein: the first driver comprises a first separating lever, the first separating lever is matched with a first separating bearing, the first separating bearing is connected with a first connecting rod, and the first connecting rod penetrates through the primary clutch to be connected with the first secondary clutch.

5. The vehicular clutch according to claim 4, wherein: the first connecting rod comprises a first transverse separating rod connected with a first separating bearing, the first transverse separating rod is connected with a first vertical separating rod extending along the movement direction of the first transverse separating rod, the first vertical separating rod is connected with a first transmission separating rod, the first transmission separating rod penetrates through the primary clutch, and the first transmission separating rod is connected with a first secondary clutch.

6. The vehicular clutch according to claim 5, wherein: the first vertical release lever is embedded within the primary clutch.

7. A clutch for a vehicle according to claim 3, wherein: the second driver comprises a second separation lever, the second separation lever and a second separation bearing are arranged in a matched mode, the second separation bearing is connected with a second connecting rod, and the second connecting rod penetrates through the primary clutch to be connected with a second secondary clutch.

8. A vehicular clutch according to claim 7, characterized in that: the second connecting rod includes the horizontal release lever of second that links to each other with the second separation bearing, the horizontal release lever of second links to each other with a vertical release lever of second that extends along the horizontal release lever direction of motion of second, the vertical release lever of second links to each other with second transmission release lever, the setting of elementary clutch is passed to second transmission release lever, second transmission release lever links to each other with second secondary clutch.

9. A vehicular clutch according to claim 8, characterized in that: the second vertical release lever is embedded within the primary clutch.

10. A clutch for a vehicle according to claim 1, wherein: the clutch pressing plate is connected with the first secondary clutch unit or the second secondary clutch unit in an abutting mode, and a pressing spring is arranged between the clutch pressing plate and the primary clutch.