CN218986339U

CN218986339U - Power assembly suspension with vibration isolation improved

Info

Publication number: CN218986339U
Application number: CN202223270559.5U
Authority: CN
Inventors: 徐天石
Original assignee: Anqing Huitong Auto Parts Co ltd
Current assignee: Anqing Huitong Auto Parts Co ltd
Priority date: 2022-12-07
Filing date: 2022-12-07
Publication date: 2023-05-09
Anticipated expiration: 2032-12-07

Abstract

The utility model discloses a power assembly suspension for improving vibration isolation, which comprises an outer support and a suspension main spring, wherein a cavity is formed in the outer support, the suspension main spring comprises an inner core, two groups of middle inserting sheets and outer inserting sheets, the two groups of middle inserting sheets and the outer inserting sheets are respectively and integrally formed on two sides of the inner core through rubber vulcanization, and the suspension main spring is filled in the cavity. The utility model ensures that the power assembly is suspended under the condition that the rubber hardness is 45 degrees, not only can meet the rigidity requirement of supporting the power assembly, but also has lower dynamic multiplying power because the dynamic multiplying power of the rubber and the hardness of the rubber are in a proportional relation, and can obviously improve the vibration isolation rate of the power assembly suspension and greatly improve the vibration isolation effect.

Description

Power assembly suspension with vibration isolation improved

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a power assembly suspension with improved vibration isolation.

Background

As an automobile part, the main function of the power assembly suspension is to support the power assembly, reduce the vibration transmitted to the frame by the power assembly and absorb the ground impact.

During running of the automobile, the vibration source of the automobile body mainly comes from periodic vibration of the power assembly and random vibration of the ground, and if the automobile body is subjected to excessive vibration, the automobile body can not only cause damage to other parts, but also influence the driving and riding comfort. Therefore, there is a need to improve the suspension structure of the powertrain, and to provide a lower dynamic ratio (i.e., dynamic-to-static ratio, which is a ratio of dynamic stiffness to static stiffness measured in a certain displacement range) under the premise of meeting the support requirement of the powertrain, so as to improve the vibration isolation rate of the suspension of the powertrain.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art and provide the power assembly suspension with improved vibration isolation, and the lower dynamic multiplying power can be provided on the premise of meeting the requirement of supporting the power assembly so as to improve the vibration isolation rate of the power assembly suspension, so that the vibration isolation effect is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a power assembly suspension of improvement vibration isolation, is including outer support and suspension main spring, the outer support on be equipped with cavity, its characterized in that: the suspension main spring comprises an inner core, two groups of middle inserting sheets and outer inserting sheets, wherein the two groups of middle inserting sheets and the outer inserting sheets are respectively and integrally formed on two sides of the inner core through rubber vulcanization, and the suspension main spring is filled in the cavity.

Further, the outer support, the inner core, the two groups of middle inserting sheets and the outer inserting sheets are all metal pieces.

Further, the hardness of the rubber was 45 degrees.

Further, a locking component is arranged in the cavity and used for locking the suspension main spring in the cavity.

Further, the locking part comprises an outer metal sheet, a pin and an inner metal sheet, wherein the outer metal sheet is inserted into the cavity and is abutted against the inner wall of one side of the cavity, the rear end of the pin is fixedly connected to the outer metal sheet, the front end of the pin is abutted against the inner metal sheet, and the inner metal sheet is propped against one side of the inner core.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model comprises an outer bracket provided with a cavity and a suspension main spring filled in the cavity, wherein the suspension main spring is formed by an inner core and two groups of middle inserting sheets and outer inserting sheets through rubber vulcanization in a corresponding and integrated manner, so that the power assembly is suspended under the condition that the rubber hardness is 45 degrees, the rigidity requirement of the supporting power assembly can be met, and the dynamic multiplying power of the rubber and the hardness of the rubber are in a proportional relation, so that the vibration isolation rate of the power assembly suspension can be obviously improved, and the vibration isolation effect is greatly improved.

2. According to the utility model, the locking component for locking the suspension main spring is arranged in the cavity, so that the suspension main spring can be prevented from being thrown out of the cavity due to stress in all directions, and the stability of the suspension main spring is ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present utility model.

Fig. 2 is a schematic structural diagram of the second embodiment of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a power assembly suspension for improving vibration isolation comprises an outer bracket 1 and a suspension main spring, wherein a cavity 2 is formed in the outer bracket 1, the suspension main spring comprises an inner core 3, two groups of middle inserting pieces 4 and outer inserting pieces 5, the two groups of middle inserting pieces 4 and the outer inserting pieces 5 are vulcanized through rubber 6 and are respectively and correspondingly integrally formed on two sides of the inner core 3, and the suspension main spring is filled in the cavity 2 (the outline of the suspension main spring is matched with the outline of the cavity 2).

In the utility model, the outer bracket 1, the inner core 3 and the two groups of middle inserting pieces 4 and outer inserting pieces 5 are all metal pieces.

In the present utility model, the hardness of the rubber 6 is 45 degrees.

Therefore, the power assembly is suspended under the condition that the rubber hardness is 45 degrees, not only can the rigidity requirement of supporting the power assembly be met, but also the dynamic multiplying power of the rubber is in a proportional relation with the rubber hardness, so that the power assembly has lower dynamic multiplying power.

In the utility model, a locking part 7 is arranged in the cavity 2, and the locking part 7 is used for locking the suspension main spring in the cavity 2.

In the present utility model, the locking member 7 includes an outer metal plate 71, a pin 72 and an inner metal plate 73, wherein the outer metal plate 71 is inserted into the cavity 2 and abuts against one side inner wall of the cavity 2, the rear end of the pin 72 is fixedly connected to the outer metal plate 71, the front end of the pin 72 abuts against the inner metal plate 73, and the inner metal plate 73 is pressed against one side of the inner core 3.

Thus, by the locking member 7 composed of the outer metal plate 71, the pin 72 and the inner metal plate 73, the suspension main spring can be prevented from being thrown out of the cavity 2 due to the stress in all directions, and the stability of the suspension main spring is ensured.

The utility model is further described below with reference to the accompanying drawings:

according to the utility model, the outer bracket 1 provided with the cavity 2 and the suspension main spring filled in the cavity 2 are adopted, wherein the suspension main spring is formed by the inner core 3, the two groups of middle inserting pieces 4 and the outer inserting pieces 5 through rubber 6 in a corresponding integrated manner, so that the power assembly is suspended under the condition that the rubber hardness is 45 degrees, the rigidity requirement of the supporting power assembly can be met, and the dynamic multiplying power of the rubber and the hardness of the rubber are in a proportional relation, so that the dynamic multiplying power is lower, the vibration isolation rate of the power assembly suspension can be obviously improved, and the vibration isolation effect is greatly improved.

In addition, the locking part 7 consisting of the outer metal sheet 71, the pin 72 and the inner metal sheet 73 is arranged in the cavity 2, so that the suspension main spring can be locked in the cavity 2, the suspension main spring can be prevented from being thrown out of the cavity due to stress in all directions, and the stability of the suspension main spring is ensured.

Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.

Therefore, the above description is only of the preferred embodiments of the present application and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a power assembly suspension of improvement vibration isolation, is including outer support and suspension main spring, the outer support on be equipped with cavity, its characterized in that: the suspension main spring comprises an inner core, two groups of middle inserting sheets and outer inserting sheets, wherein the two groups of middle inserting sheets and the outer inserting sheets are respectively and integrally formed on two sides of the inner core through rubber vulcanization, and the suspension main spring is filled in the cavity.

2. The powertrain mount for improved vibration isolation of claim 1, wherein: the outer support, the inner core and the two groups of middle inserting sheets and outer inserting sheets are all metal pieces.

3. The powertrain mount for improved vibration isolation of claim 1, wherein: the hardness of the rubber was 45 degrees.

4. The powertrain mount for improved vibration isolation of claim 1, wherein: and a locking part is arranged in the cavity and used for locking the suspension main spring in the cavity.

5. The powertrain mount for improved vibration isolation of claim 4, wherein: the locking part comprises an outer metal sheet, a pin and an inner metal sheet, wherein the outer metal sheet is inserted into the cavity and is abutted against the inner wall of one side of the cavity, the rear end of the pin is fixedly connected to the outer metal sheet, the front end of the pin is abutted against the inner metal sheet, and the inner metal sheet is propped against one side of the inner core.