CN218440423U

CN218440423U - Multistage damping torsion damper for hybrid electric vehicle

Info

Publication number: CN218440423U
Application number: CN202222464081.3U
Authority: CN
Inventors: 刘红川; 陈雷; 蔡鹏飞; 林海洋; 李剑; 侯宁; 李阳; 汤海超; 杨红星; 石中均; 周海东; 武中偲; 周威廷; 孟婷; 姚彬
Original assignee: Changchun Yidong Clutch Co ltd
Current assignee: Changchun Yidong Clutch Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-02-03
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a multistage absorbing torsional damper for hybrid vehicle relates to automobile transmission system accessory technical field, and this multistage absorbing torsional damper for hybrid vehicle aims at solving under the prior art elastic element inefficacy must arouse noise and vibration, makes the technical problem that whole transmission system takes place the abnormal sound. The torsional damper for the hybrid vehicle includes a damper main body; the inboard of bumper shock absorber main part is provided with the mounting panel, and the inboard central point of bumper shock absorber main part puts and is provided with central tooth's socket, and the outside of bumper shock absorber main part is provided with first damper, and the outside of bumper shock absorber main part is provided with second damper, and the outside fixed mounting of bumper shock absorber main part has the fixed plate. The torsional damper for the multistage damping hybrid electric vehicle only needs to form a main damping system in the whole damping system through the first damping spring, the second damping spring and the third damping spring, multistage damping can be realized during vehicle running, and the damping effect of the vehicle at different speeds is ensured.

Description

Multistage damping torsion damper for hybrid electric vehicle

Technical Field

The utility model belongs to the technical field of the automobile transmission accessory, concretely relates to multistage absorbing torsional damper for hybrid vehicle.

Background

Nowadays, in the driving process of an automobile, due to the unbalanced working of an internal combustion engine, the periodic change of torque can cause the vibration of a transmission system, and the application of a torsional vibration damper plays a great role in reducing noise, in particular to the torsional vibration damper.

At present, when the main components of the torsional vibration damper are used, the elastic element is compressed under the action of torque, and under the action of instantaneous large torque, the elastic element is forcibly compressed to the limit and exceeds a torsional limit angle to cause the spring to be dead, so that the service life of the elastic element is shortened and even the elastic element is broken repeatedly, and when the torsional vibration damper is in a high-speed rotating state, the failure of the elastic element can cause noise and vibration to cause abnormal sound of the whole transmission system.

Therefore, in order to solve the problem that the conventional multistage damping torsion damper for the hybrid vehicle cannot perform multistage damping after being used, it is necessary to improve the practicability of the device.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

To prior art's not enough, the utility model aims to provide a multistage absorbing torsional damper for hybrid vehicle, this multistage absorbing torsional damper for hybrid vehicle aims at solving under the prior art elastic element inefficacy must arouse noise and vibration, makes whole drive train take place the technical problem of abnormal sound.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a torsional damper for a multistage damping hybrid vehicle, which comprises a damper main body; the inboard of bumper shock absorber main part is provided with the mounting panel, the inboard central point of bumper shock absorber main part puts and is provided with central tooth's socket, the outside of bumper shock absorber main part is provided with first damper, the outside of bumper shock absorber main part is provided with second damper, the outside fixed mounting of bumper shock absorber main part has the fixed plate, the fixed plate is provided with the multiunit, the mounting hole has been seted up to the inboard of fixed plate, the hole has been seted up in the outside of mounting panel.

When the multistage damping torsion damper for the hybrid electric vehicle is used, the first damping spring, the second damping spring and the third damping spring jointly form a main damping system in the whole damping system, multistage damping can be realized during vehicle running, and the damping effect of the vehicle at different speeds is ensured.

Furthermore, the inside of second damper assembly is including the connecting rod, the connecting rod set up in the outside of bumper shock absorber main part, the connecting rod is provided with the multiunit, and the setting through the connecting rod is stabilized first damping spring and second damping spring and is installed.

Furthermore, second damper's inside is including first damping spring, first damping spring set up in the one end of connecting rod, first damping spring is provided with four groups, plays preliminary shock attenuation through first damping spring's setting.

Furthermore, second damping component's inside is including second damping spring, second damping spring set up in the other end of connecting rod, second damping spring pass through the connecting rod with first damping spring interconnect carries out the secondary shock attenuation through setting up of second damping spring to first damping spring.

Furthermore, the inside of central tooth's socket is including the rectangular channel, the rectangular channel set up in the inboard of bumper shock absorber main part, the multiunit has been seted up to the rectangular channel, is convenient for install the processing to the mounting panel through setting up of rectangular channel.

Furthermore, the inside of center tooth's socket is including third damping spring, third damping spring set up in the inboard of bumper shock absorber main part, third damping spring is provided with the multiunit, carries out shock attenuation again through third damping spring's setting and handles.

(3) Advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a multistage absorbing torsional damper for hybrid vehicle carries out stable installation through setting up of connecting rod to first damping spring and second damping spring, play preliminary shock attenuation through setting up of first damping spring, carry out secondary shock attenuation to first damping spring through setting up of second damping spring, be convenient for install the processing to the mounting panel through setting up of rectangular channel, carry out shock attenuation processing once more through setting up of third damping spring, through first damping spring, the main damping system in whole damping system has been constituteed jointly to second damping spring and third damping spring, can realize multistage damping in the vehicle traveles, guarantee the damping effect of vehicle under different speeds.

Drawings

Fig. 1 is a schematic three-dimensional structure of an embodiment of the present invention;

FIG. 2 is a front view of an embodiment of the present invention;

FIG. 3 is a schematic side view of a cross-section of an embodiment of the present invention;

fig. 4 is a schematic structural view of a partial section according to an embodiment of the present invention.

The labels in the figures are: 1. a damper body; 2. mounting a plate; 3. a central tooth socket; 4. a first dampening member; 5. a second dampening member; 6. a fixing plate; 7. mounting holes; 8. an inner bore; 9. a connecting rod; 10. a first damping spring; 11. a second damping spring; 12. a rectangular groove; 13. and a third damping spring.

Detailed Description

The present embodiment is a torsional damper for a hybrid vehicle for multistage damping, a schematic perspective view of which is shown in fig. 1 and a schematic front view of which is shown in fig. 2, the torsional damper for a hybrid vehicle comprising a damper main body 1; the inboard of bumper shock absorber main part 1 is provided with mounting panel 2, the inboard central point of bumper shock absorber main part 1 puts and is provided with central tooth's socket 3, the outside of bumper shock absorber main part 1 is provided with first damper 4, the outside of bumper shock absorber main part 1 is provided with second damper 5, the outside fixed mounting of bumper shock absorber main part 1 has fixed plate 6, fixed plate 6 is provided with the multiunit, mounting hole 7 has been seted up to the inboard of fixed plate 6, hole 8 has been seted up in the outside of mounting panel 2.

For the present embodiment, the shape and structure of the damper body 1 are set according to practical application, for example, the damper body 1 may have a rectangular structure, an arc structure, a polygonal structure, and the like.

Wherein, the inside of second damper 5 is including connecting rod 9, connecting rod 9 sets up in the outside of bumper shock absorber main part 1, connecting rod 9 is provided with the multiunit, the setting through connecting rod 9 is stablized first damping spring 10 and second damping spring 11 and is installed, the inside of second damper 5 is including first damping spring 10, first damping spring 10 sets up in the one end of connecting rod 9, first damping spring 10 is provided with four groups, play preliminary shock attenuation through setting up of first damping spring 10.

The present embodiment is a torsional vibration damper for a multistage damping hybrid vehicle, a schematic side view cross-sectional structure of which is shown in fig. 3, and a schematic partial cross-sectional structure of which is shown in fig. 4, the second damping assembly 5 includes a second damping spring 11 inside, the second damping spring 11 is disposed at the other end of the connecting rod 9, the second damping spring 11 is connected with the first damping spring 10 through the connecting rod 9, and the second damping spring 11 damps the first damping spring 10 for the second time through the second damping spring 11.

Simultaneously, the inside of center tooth's socket 3 is including rectangular channel 12, and rectangular channel 12 is seted up in the inboard of bumper shock absorber main part 1, and the multiunit has been seted up to rectangular channel 12, is convenient for install the processing to mounting panel 2 through setting up of rectangular channel 12, and the inside of center tooth's socket 3 is including third damping spring 13, and third damping spring 13 sets up in the inboard of bumper shock absorber main part 1, and third damping spring 13 is provided with the multiunit, carries out shock attenuation processing once more through third damping spring 13's setting.

When the multistage damping torsion damper for the hybrid electric vehicle is used, stable installation is performed on a first damping spring 10 and a second damping spring 11 through the setting of a connecting rod 9, primary damping is achieved through the setting of the first damping spring 10, secondary damping is performed on the first damping spring 10 through the setting of the second damping spring 11, installation and processing of a mounting plate 2 are facilitated through the setting of a rectangular groove 12, secondary damping processing is achieved through the setting of a third damping spring 13, a main damping system in the whole damping system is formed by the second damping spring 11 and the third damping spring 13 together, multistage damping can be achieved during vehicle driving, and the damping effect of the vehicle at different speeds is guaranteed.

Claims

1. A multistage damping torsional damper for a hybrid vehicle includes a damper main body; its characterized in that, the inboard of bumper shock absorber main part is provided with the mounting panel, the inboard central point of bumper shock absorber main part puts and is provided with central tooth's socket, the outside of bumper shock absorber main part is provided with first damper, the outside of bumper shock absorber main part is provided with second damper, the outside fixed mounting of bumper shock absorber main part has the fixed plate, the fixed plate is provided with the multiunit, the mounting hole has been seted up to the inboard of fixed plate, the hole has been seted up in the outside of mounting panel.

2. The multistage damping torsional damper for a hybrid vehicle according to claim 1, wherein the second damper assembly includes connecting rods inside, the connecting rods being disposed outside the damper body, the connecting rods being provided in plural groups.

3. The multistage damping torsion damper for a hybrid vehicle according to claim 2, wherein the second damping member includes a first damping spring therein, the first damping spring is provided at one end of the connecting rod, and the first damping spring is provided in four sets.

4. The multi-damping torsion damper for a hybrid vehicle according to claim 3, wherein the second damping member includes a second damping spring therein, the second damping spring being disposed at the other end of the connecting rod, the second damping spring being interconnected with the first damping spring through the connecting rod.

5. The torsional damper for a multistage damping hybrid vehicle according to claim 1, wherein the inside of the central tooth groove includes rectangular grooves, the rectangular grooves are formed in the inner side of the damper main body, and a plurality of groups of the rectangular grooves are formed.

6. The multistage damping torsional damper for a hybrid vehicle as set forth in claim 5, wherein a third damping spring is included inside the central tooth groove, the third damping spring being disposed inside the damper main body, the third damping spring being provided in plural sets.