CN203427597U - Rear suspension vibration reducing assembly of automobile engine - Google Patents

Abstract

This utility model discloses a rear suspension shock absorber assembly for an automobile engine, including an upper cover plate directly fixedly connected to the transmission, a lower cover plate fixedly connected to the vehicle body, and a shock absorber fixedly disposed between the upper and lower cover plates for engine shock absorption. By providing mounting holes on the upper cover plate, it can be directly connected to the transmission without the need for a transitional connection through the rear suspension bracket assembly, reducing the installation distance between the rear suspension shock absorber structure and the transmission, shrinking the installation space between the engine and the vehicle body, increasing structural compactness, and saving production and usage costs. This utility model has a simple structure, reasonable design, and excellent shock absorption effect.

Description

Automotive engine rear suspension shock absorber components

technical field

The utility model relates to a vehicle shock absorber, in particular to a rear mount shock absorber assembly of an automobile engine.

Background technique

The automobile engine needs to be installed on the car body through a suspension installation mechanism. The suspension installation mechanism is provided with a shock absorbing structure for reducing engine vibration during the vehicle's driving process. There are usually three groups of shock absorbing structures, which are respectively located on the left and right sides of the engine. and the rear position, and is fixedly connected to the vehicle body through the corresponding suspension bracket assembly.

In the prior art, the rear suspension damping structure is fixedly connected to the transmission mounted on the engine through the rear suspension bracket. Due to the existence of the rear suspension bracket, the installation distance between the rear suspension damping structure and the transmission is increased, and at the same time it is also increased. The installation space between the engine and the car body is increased, and it is not conducive to the shock absorption of the engine.

Therefore, it is necessary to improve the installation method of the rear suspension shock absorbing structure of the automobile engine so that it can be directly connected to the transmission without the need for a transition connection through the rear suspension bracket assembly, which reduces the gap between the rear suspension shock absorption structure and the transmission. The installation distance reduces the installation space between the engine and the car body, increases the compactness of the structure, and saves the production cost and the use cost.

Utility model content

In view of this, the utility model provides a rear suspension damping assembly of an automobile engine, which can be directly connected to the transmission without the need for a transition connection through the rear suspension bracket assembly, thereby reducing the gap between the rear suspension damping structure and the transmission. The installation distance reduces the installation space between the engine and the car body, increases the compactness of the structure, and saves the production cost and the use cost.

The automobile engine rear suspension damping assembly of the utility model comprises an upper cover plate directly fixedly connected with the transmission, a lower cover plate fixedly connected with the vehicle body, and is fixedly arranged between the upper cover plate and the lower cover plate and used for Shock absorber for engine damping.

Further, the middle part of the upper cover plate is bent downward to form a U-shaped groove, and the upper cover plate is provided with mounting holes for fixing with the connection surface of the transmission. Describe the left and right sides of the U-shaped groove.

Further, the lower cover plate is a U-shaped structure with an upward opening, and the two sides of the U-shaped opening extend outward to form flanges, and the two sides of the upper cover plate respectively extend downward and are bent inward to form a Describe the wrapping of the left and right limit of the flange of the lower cover.

Further, the shock absorber includes a base body connected to the inner surface of the lower cover plate, a support body connected to the base body and fixedly connected to the inner surface of the upper cover plate, and a jacket set on the flange and used for noise reduction. As for the shock absorbing sleeve, the shape of the base body conforms to the inner surface of the lower cover plate.

Further, the base body, the support body and the shock absorbing sleeve are integrally formed.

Further, it also includes a limit plate for limiting the front and rear of the upper cover plate, the limit plate is a U-shaped structure with an opening upward, including a connecting plate and two side plates arranged side by side on both sides of the connecting plate, the The connecting plate is fixed on the lower surface of the lower cover plate, and the bottom of the U-shaped groove of the upper cover plate is placed in the relative space formed by the two side plates of the limiting plate.

Further, three bolts for fixing with the vehicle body are provided through the connecting plate of the lower cover plate and the limiting plate, and the three bolts are arranged in a triangular distribution.

Further, the bottom of the U-shaped groove is fixed with a strip-shaped rubber block for reducing the collision noise between the edge of the U-shaped groove and the inner surface of the two side plates of the limiting plate, and the front and rear ends of the strip-shaped rubber block protrude from the U-shaped groove Front and rear edges.

Further, the base body, the support body and the shock absorbing sleeve are all rubber bodies.

Further, there are two supporting bodies, and the two supporting bodies are arranged obliquely and their upper ends are fixedly connected to the inner surfaces of the two side walls of the U-shaped groove in one-to-one correspondence.

Beneficial effects of the present utility model: the automobile engine rear suspension damping assembly of the present utility model can be directly connected with the transmission by setting mounting holes on the upper cover plate, without the need for a transitional connection through the rear suspension bracket assembly. The installation distance between the rear suspension damping structure and the transmission is reduced, the installation space between the engine and the vehicle body is reduced, the structure is compacted, and the production cost and use cost are saved; the utility model has simple structure, reasonable design, and Has a very good shock absorption effect.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a view from Fig. 1A;

Fig. 3 is a view from the direction of Fig. 1B.

Detailed ways

Fig. 1 is a structural schematic diagram of the present utility model, Fig. 2 is a view from Fig. 1A, and Fig. 3 is a view from Fig. 1B, as shown in the figure: the automobile engine rear suspension damping assembly of this embodiment includes a direct fixed connection with the transmission The upper cover plate 1, the lower cover plate 2 fixedly connected with the car body, and the shock absorber fixed between the upper cover plate 1 and the lower cover plate 2 and used for shock absorption of the engine; The up and down directions of the engine are consistent, the front and rear directions are consistent with the front and rear directions of the engine, and the left and right directions are consistent with the left and right directions of the engine.

In this embodiment, the middle part of the upper cover plate 1 is bent downward to form a U-shaped groove 3, and the upper cover plate 1 is provided with four installation holes 4 for fixing with the connection surface of the transmission. And it is arranged in a regular quadrilateral on the left and right sides of the U-shaped groove 3; the four mounting holes are naturally distributed in the upper cover plate in a regular quadrangular shape, which ensures the uniformity of the force, and the four mounting holes coincide with the fixed assembly holes of the transmission. This makes it possible to directly connect the rear suspension shock absorber assembly to the transmission without the need for a transition connection through the rear suspension bracket assembly.

In this embodiment, the lower cover plate 2 is a U-shaped structure with an upward opening, and the two sides of the U-shaped opening extend outward to form a flange 5 and a flange 5a, and the two sides of the upper cover plate 1 extend downward respectively. And bend inwardly to form the wrapping 6 and the wrapping 6a that are used to limit the left and right sides of the lower cover flanging 5 and the flanging 5a; And the left and right limit function ensures the up and down and left and right limit of the complete engine shaking on the vehicle.

In this embodiment, the shock absorber includes a base 7 connected to the inner surface of the lower cover, a support 8 and a support 8a connected to the base 7 and fixed to the inner surface of the upper cover 1, and The outer jacket is arranged on the flange 5 and the flange 5a and is used for noise reduction shock absorbing sleeve 9 and shock absorbing sleeve 9a, and the shape of the base body 7 is conformable to the inner surface of the lower cover plate 2; conformity means that the base body The overall shape matches the shape of the inner surface of the lower cover; during driving, the vibration of the engine will cause the flanging of the lower cover and the edge of the upper cover to collide with each other. noise effect.

In this embodiment, the base body 7, the support body 8 and the support body 8a, as well as the shock absorbing sleeve 9 and the shock absorbing sleeve 9a are integrally formed; the structure is stable, the connection is firm, and the shock absorption effect is good.

In this embodiment, it also includes a limiting plate for limiting the front and rear of the upper cover plate 1. The limiting plate is a U-shaped structure with an opening upward, including a connecting plate 10 and side panels on both sides of the connecting plate. Plate 11 and side plate 11a, the connecting plate 10 is fixed on the lower surface of the lower cover plate, and the bottom of the U-shaped groove of the upper cover plate is placed in the opposite side plate 11 and side plate 11a of the limiting plate. In the space; the two side plates of the limit plate can limit the front and rear directions. This design well guarantees the all-round limit requirements of the powertrain in the front and rear directions, especially when the whole vehicle is under sudden braking, rapid acceleration, etc. Limit requirements for extreme working conditions.

In this embodiment, three bolts 12 for fixing with the vehicle body are provided through the connecting plate 10 of the lower cover plate 2 and the limiting plate, and the three bolts 12 are arranged in a triangular shape; connection structure.

In this embodiment, the bottom of the U-shaped groove 3 is fixedly provided with a strip-shaped rubber block 13 for reducing the collision noise between the edge of the U-shaped groove and the side plate 11 of the limiting plate and the inner surface of the side plate 11a. 13 The front and rear ends protrude from the front and rear edges of the U-shaped groove; when driving, the power assembly will shake back and forth, causing the bottom edge of the U-shaped groove to collide with the two side plates of the limit plate to generate noise. The design of the block can effectively buffer the collision, and at the same time reduce the noise generated by the collision.

In this embodiment, the base body 7, the support body 8 and the support body 8a, as well as the shock-absorbing sleeve 9 and the shock-absorbing sleeve 9a are all rubber bodies; the cost is relatively low, and the space spring effect is good, and the shockproof effect is good.

In this embodiment, the support body 8 and the support body 8a are arranged obliquely, and the upper ends are fixedly connected with the inner surfaces of the two side walls of the U-shaped groove one by one; the structure is simple, and can bear the pressure from the upper cover plate separately, The contact area is enlarged and the shock absorption effect is good.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present utility model without limitation. Although the utility model has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the utility model can be Modifications or equivalent replacements of the technical solutions without departing from the purpose and scope of the technical solutions of the utility model shall be covered by the claims of the utility model.

Claims (10)

1. an automobile engine rear suspension dampening assembly, is characterized in that: comprise upper cover plate, the lower cover being fixedly connected with car body being directly fixedly connected with change-speed box and be fixed between described upper cover plate and lower cover and for the shock reducing structure to driving engine damping.

2. automobile engine rear suspension dampening assembly according to claim 1, it is characterized in that: described upper cover plate middle part downward bending forms U-lag, on described upper cover plate, be provided with the mounting hole for fixing with change-speed box joint face, described mounting hole is four and is square apportion and is arranged at the described U-lag left and right sides.

3. automobile engine rear suspension dampening assembly according to claim 2, it is characterized in that: the U-shaped structure that described lower cover is opening upwards, its U-shaped opening both sides formation flange that stretches out, described upper cover plate dual-side respectively to downward-extension and inwardly bending be formed for the spacing bound edge in described lower cover flange left and right.

4. automobile engine rear suspension dampening assembly according to claim 3, it is characterized in that: described shock reducing structure comprises the matrix that is connected with lower cover inside face, be connected with described matrix and the supporter that is connected with described upper cover plate inside face and overcoat are arranged at described flange and for shock-absorbing sleeve, described base shape and the described lower cover inside face conformal of noise reduction.

5. automobile engine rear suspension dampening assembly according to claim 4, is characterized in that: described matrix, described supporter and described shock-absorbing sleeve are one-body molded.

6. automobile engine rear suspension dampening assembly according to claim 5, it is characterized in that: also comprise for the positioning plate to spacing before and after described upper cover plate, described positioning plate is the U-shaped structure of opening upwards, comprise connecting panel and the biside plate that is set up in parallel connecting panel both sides, described connecting panel is fixed on described lower cover lower surface, and the U-lag bottom of described upper cover plate is placed in the space of described positioning plate biside plate formation.

7. automobile engine rear suspension dampening assembly according to claim 6, is characterized in that: the connecting panel that runs through described lower cover and described positioning plate is provided with three bolts for fixing with car body, described three bolt distributions triangular in shape.

8. automobile engine rear suspension dampening assembly according to claim 7, it is characterized in that: described U-lag bottom is fixedly installed for alleviating the strip-shaped rubber piece of U-lag edge and positioning plate biside plate inside face collision noise, both sides of the edge, described U-lag front and back are stretched out in described strip-shaped rubber piece rear and front end.

9. automobile engine rear suspension dampening assembly according to claim 8, is characterized in that: described matrix, described supporter and described shock-absorbing sleeve are rubber bodies.

10. automobile engine rear suspension dampening assembly according to claim 9, is characterized in that: described supporter is two, and described two tilting settings of supporter upper end are corresponding to be one by one fixedly connected with the two side inside face of described U-lag.

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